Execution Chart

Sorry, for this execution, no execution chart could be reported.

Trace from the execution

Formatting '/data/fkordon/mcc2025-input.r002-tall-174853729000325.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)
..................
=====================================================================
Generated by BenchKit 2-5832
Executing tool itstools
Input is ASLink-PT-03b, examination is UpperBounds
Time confinement is 3600 seconds
Memory confinement is 16384 MBytes
Number of cores is 4
Run identifier is r002-tall-174853729000325
=====================================================================

--------------------
preparation of the directory to be used:
/home/mcc/execution
total 1.1M
-rw-r--r-- 1 mcc users 8.3K May 29 14:47 CTLCardinality.txt
-rw-r--r-- 1 mcc users 96K May 29 14:47 CTLCardinality.xml
-rw-r--r-- 1 mcc users 4.6K May 29 14:47 CTLFireability.txt
-rw-r--r-- 1 mcc users 39K 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 3.3K May 29 14:47 LTLCardinality.txt
-rw-r--r-- 1 mcc users 24K May 29 14:47 LTLCardinality.xml
-rw-r--r-- 1 mcc users 2.1K May 29 14:47 LTLFireability.txt
-rw-r--r-- 1 mcc users 18K May 29 14:47 LTLFireability.xml
-rw-r--r-- 1 mcc users 15K May 29 14:47 ReachabilityCardinality.txt
-rw-r--r-- 1 mcc users 166K May 29 14:47 ReachabilityCardinality.xml
-rw-r--r-- 1 mcc users 8.1K May 29 14:47 ReachabilityFireability.txt
-rw-r--r-- 1 mcc users 68K May 29 14:47 ReachabilityFireability.xml
-rw-r--r-- 1 mcc users 1.5K May 29 14:47 UpperBounds.txt
-rw-r--r-- 1 mcc users 4.0K 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 544K 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 ASLink-PT-03b-UpperBounds-00
FORMULA_NAME ASLink-PT-03b-UpperBounds-01
FORMULA_NAME ASLink-PT-03b-UpperBounds-02
FORMULA_NAME ASLink-PT-03b-UpperBounds-03
FORMULA_NAME ASLink-PT-03b-UpperBounds-04
FORMULA_NAME ASLink-PT-03b-UpperBounds-05
FORMULA_NAME ASLink-PT-03b-UpperBounds-06
FORMULA_NAME ASLink-PT-03b-UpperBounds-07
FORMULA_NAME ASLink-PT-03b-UpperBounds-08
FORMULA_NAME ASLink-PT-03b-UpperBounds-09
FORMULA_NAME ASLink-PT-03b-UpperBounds-10
FORMULA_NAME ASLink-PT-03b-UpperBounds-11
FORMULA_NAME ASLink-PT-03b-UpperBounds-12
FORMULA_NAME ASLink-PT-03b-UpperBounds-13
FORMULA_NAME ASLink-PT-03b-UpperBounds-14
FORMULA_NAME ASLink-PT-03b-UpperBounds-15

=== Now, execution of the tool begins

BK_START 1748573673801

Invoking MCC driver with
BK_TOOL=itstools
BK_EXAMINATION=UpperBounds
BK_BIN_PATH=/home/mcc/BenchKit/bin/
BK_TIME_CONFINEMENT=3600
BK_INPUT=ASLink-PT-03b
BK_MEMORY_CONFINEMENT=16384
Not applying reductions.
Model is PT
UpperBounds PT
Running Version 202505121319
[2025-05-30 02:54:35] [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]
[2025-05-30 02:54:35] [INFO ] Parsing pnml file : /home/mcc/execution/model.pnml
[2025-05-30 02:54:35] [INFO ] Load time of PNML (sax parser for PT used): 143 ms
[2025-05-30 02:54:35] [INFO ] Transformed 1638 places.
[2025-05-30 02:54:35] [INFO ] Transformed 2094 transitions.
[2025-05-30 02:54:35] [INFO ] Found NUPN structural information;
[2025-05-30 02:54:35] [INFO ] Parsed PT model containing 1638 places and 2094 transitions and 6458 arcs in 254 ms.
Parsed 16 properties from file /home/mcc/execution/UpperBounds.xml in 7 ms.
Current structural bounds on expressions (Initiallly, because the net is safe) : Max Seen:[0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0] Max Struct:[1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1]
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:[1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1]
// Phase 1: matrix 2094 rows 1638 cols
[2025-05-30 02:54:35] [INFO ] Computed 160 invariants in 82 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:[1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1]
RANDOM walk for 10000 steps (30 resets) in 80 ms. (123 steps per ms)
FORMULA ASLink-PT-03b-UpperBounds-15 1 TECHNIQUES TOPOLOGICAL BESTFIRST_WALK
FORMULA ASLink-PT-03b-UpperBounds-13 1 TECHNIQUES TOPOLOGICAL BESTFIRST_WALK
FORMULA ASLink-PT-03b-UpperBounds-12 1 TECHNIQUES TOPOLOGICAL BESTFIRST_WALK
FORMULA ASLink-PT-03b-UpperBounds-10 1 TECHNIQUES TOPOLOGICAL BESTFIRST_WALK
FORMULA ASLink-PT-03b-UpperBounds-09 1 TECHNIQUES TOPOLOGICAL BESTFIRST_WALK
FORMULA ASLink-PT-03b-UpperBounds-08 1 TECHNIQUES TOPOLOGICAL BESTFIRST_WALK
FORMULA ASLink-PT-03b-UpperBounds-07 1 TECHNIQUES TOPOLOGICAL BESTFIRST_WALK
FORMULA ASLink-PT-03b-UpperBounds-03 1 TECHNIQUES TOPOLOGICAL BESTFIRST_WALK
FORMULA ASLink-PT-03b-UpperBounds-00 1 TECHNIQUES TOPOLOGICAL BESTFIRST_WALK
BEST_FIRST walk for 70006 steps (33 resets) in 152 ms. (457 steps per ms)
Current structural bounds on expressions (after WALK) : Max Seen:[0, 0, 0, 0, 0, 0, 0] Max Struct:[1, 1, 1, 1, 1, 1, 1]
[2025-05-30 02:54:35] [INFO ] Invariant cache hit.
Starting Z3 with timeout 5.0 s and query timeout 500.0 ms
[2025-05-30 02:54:36] [INFO ] [Real]Absence check using 37 positive place invariants in 46 ms returned sat
[2025-05-30 02:54:36] [INFO ] [Real]Absence check using 37 positive and 123 generalized place invariants in 85 ms returned sat
[2025-05-30 02:54:37] [INFO ] [Real]Absence check using state equation in 919 ms returned sat
[2025-05-30 02:54:37] [INFO ] Solution in real domain found non-integer solution.
Starting Z3 with timeout 5.0 s and query timeout 500.0 ms
[2025-05-30 02:54:37] [INFO ] [Nat]Absence check using 37 positive place invariants in 44 ms returned sat
[2025-05-30 02:54:37] [INFO ] [Nat]Absence check using 37 positive and 123 generalized place invariants in 76 ms returned sat
[2025-05-30 02:54:39] [INFO ] [Nat]Absence check using state equation in 1325 ms returned sat
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-30 02:54:40] [INFO ] Deduced a trap composed of 21 places in 423 ms of which 60 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-30 02:54:40] [INFO ] Deduced a trap composed of 37 places in 362 ms of which 49 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-30 02:54:41] [INFO ] Deduced a trap composed of 50 places in 148 ms of which 20 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-30 02:54:41] [INFO ] Deduced a trap composed of 52 places in 145 ms of which 17 ms to minimize.
[2025-05-30 02:54:41] [INFO ] Trap strengthening (SAT) tested/added 5/4 trap constraints in 1464 ms
[2025-05-30 02:54:41] [INFO ] Computed and/alt/rep : 1742/3856/1742 causal constraints (skipped 351 transitions) in 119 ms.
Maximisation of solution failed !
Minimization took 1 ms.
Starting Z3 with timeout 5.0 s and query timeout 500.0 ms
[2025-05-30 02:54:42] [INFO ] [Real]Absence check using 37 positive place invariants in 32 ms returned sat
[2025-05-30 02:54:42] [INFO ] [Real]Absence check using 37 positive and 123 generalized place invariants in 96 ms returned sat
[2025-05-30 02:54:43] [INFO ] [Real]Absence check using state equation in 1009 ms returned sat
[2025-05-30 02:54:43] [INFO ] Solution in real domain found non-integer solution.
Starting Z3 with timeout 5.0 s and query timeout 500.0 ms
[2025-05-30 02:54:44] [INFO ] [Nat]Absence check using 37 positive place invariants in 37 ms returned sat
[2025-05-30 02:54:44] [INFO ] [Nat]Absence check using 37 positive and 123 generalized place invariants in 84 ms returned sat
[2025-05-30 02:54:46] [INFO ] [Nat]Absence check using state equation in 1729 ms returned sat
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-30 02:54:46] [INFO ] Deduced a trap composed of 21 places in 321 ms of which 33 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-30 02:54:46] [INFO ] Deduced a trap composed of 52 places in 292 ms of which 49 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-30 02:54:47] [INFO ] Deduced a trap composed of 168 places in 303 ms of which 89 ms to minimize.
[2025-05-30 02:54:47] [INFO ] Trap strengthening (SAT) tested/added 4/3 trap constraints in 1203 ms
[2025-05-30 02:54:47] [INFO ] Computed and/alt/rep : 1742/3856/1742 causal constraints (skipped 351 transitions) in 117 ms.
[2025-05-30 02:54:49] [INFO ] Added : 50 causal constraints over 10 iterations in 1709 ms. Result :unknown
Starting Z3 with timeout 5.0 s and query timeout 500.0 ms
[2025-05-30 02:54:49] [INFO ] [Real]Absence check using 37 positive place invariants in 44 ms returned sat
[2025-05-30 02:54:49] [INFO ] [Real]Absence check using 37 positive and 123 generalized place invariants in 75 ms returned sat
[2025-05-30 02:54:50] [INFO ] [Real]Absence check using state equation in 918 ms returned sat
[2025-05-30 02:54:50] [INFO ] Solution in real domain found non-integer solution.
Starting Z3 with timeout 5.0 s and query timeout 500.0 ms
[2025-05-30 02:54:50] [INFO ] [Nat]Absence check using 37 positive place invariants in 36 ms returned sat
[2025-05-30 02:54:50] [INFO ] [Nat]Absence check using 37 positive and 123 generalized place invariants in 75 ms returned sat
[2025-05-30 02:54:52] [INFO ] [Nat]Absence check using state equation in 1390 ms returned sat
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-30 02:54:52] [INFO ] Deduced a trap composed of 16 places in 292 ms of which 25 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-30 02:54:52] [INFO ] Deduced a trap composed of 21 places in 289 ms of which 29 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-30 02:54:53] [INFO ] Deduced a trap composed of 48 places in 230 ms of which 39 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-30 02:54:53] [INFO ] Deduced a trap composed of 50 places in 211 ms of which 38 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-30 02:54:53] [INFO ] Deduced a trap composed of 59 places in 240 ms of which 48 ms to minimize.
[2025-05-30 02:54:54] [INFO ] Trap strengthening (SAT) tested/added 5/5 trap constraints in 2140 ms
Starting Z3 with timeout 5.0 s and query timeout 500.0 ms
[2025-05-30 02:54:54] [INFO ] [Real]Absence check using 37 positive place invariants in 30 ms returned sat
[2025-05-30 02:54:54] [INFO ] [Real]Absence check using 37 positive and 123 generalized place invariants in 76 ms returned sat
[2025-05-30 02:54:55] [INFO ] [Real]Absence check using state equation in 829 ms returned sat
[2025-05-30 02:54:55] [INFO ] Solution in real domain found non-integer solution.
Starting Z3 with timeout 5.0 s and query timeout 500.0 ms
[2025-05-30 02:54:55] [INFO ] [Nat]Absence check using 37 positive place invariants in 38 ms returned sat
[2025-05-30 02:54:55] [INFO ] [Nat]Absence check using 37 positive and 123 generalized place invariants in 75 ms returned sat
[2025-05-30 02:54:56] [INFO ] [Nat]Absence check using state equation in 801 ms returned sat
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-30 02:54:57] [INFO ] Deduced a trap composed of 21 places in 282 ms of which 23 ms to minimize.
[2025-05-30 02:54:57] [INFO ] Trap strengthening (SAT) tested/added 2/1 trap constraints in 442 ms
[2025-05-30 02:54:57] [INFO ] Computed and/alt/rep : 1742/3856/1742 causal constraints (skipped 351 transitions) in 108 ms.
[2025-05-30 02:55:00] [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: Broken pipe ... while checking expression at index 3
java.lang.RuntimeException: SMT solver raised an error when submitting script. Raised (error "Failed to assert expression: java.io.IOException: Broken pipe ...
at fr.lip6.move.gal.structural.smt.SMTUtils.execAndCheckResult(SMTUtils.java:301)
at fr.lip6.move.gal.structural.smt.DeadlockTester.refineWithCausalOrder(DeadlockTester.java:1140)
at fr.lip6.move.gal.structural.smt.DeadlockTester.verifyPossible(DeadlockTester.java:878)
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
[2025-05-30 02:55:00] [INFO ] [Real]Absence check using 37 positive place invariants in 32 ms returned sat
[2025-05-30 02:55:00] [INFO ] [Real]Absence check using 37 positive and 123 generalized place invariants in 76 ms returned sat
[2025-05-30 02:55:01] [INFO ] [Real]Absence check using state equation in 1045 ms returned sat
[2025-05-30 02:55:02] [INFO ] Solution in real domain found non-integer solution.
Starting Z3 with timeout 5.0 s and query timeout 500.0 ms
[2025-05-30 02:55:02] [INFO ] [Nat]Absence check using 37 positive place invariants in 32 ms returned sat
[2025-05-30 02:55:02] [INFO ] [Nat]Absence check using 37 positive and 123 generalized place invariants in 72 ms returned sat
[2025-05-30 02:55:03] [INFO ] [Nat]Absence check using state equation in 1146 ms returned sat
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-30 02:55:03] [INFO ] Deduced a trap composed of 20 places in 355 ms of which 30 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-30 02:55:04] [INFO ] Deduced a trap composed of 42 places in 357 ms of which 51 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-30 02:55:04] [INFO ] Deduced a trap composed of 54 places in 355 ms of which 40 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-30 02:55:05] [INFO ] Deduced a trap composed of 67 places in 368 ms of which 52 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-30 02:55:05] [INFO ] Deduced a trap composed of 43 places in 341 ms of which 42 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-30 02:55:06] [INFO ] Deduced a trap composed of 69 places in 356 ms of which 42 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-30 02:55:06] [INFO ] Deduced a trap composed of 21 places in 314 ms of which 26 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-30 02:55:06] [INFO ] Deduced a trap composed of 24 places in 337 ms of which 27 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-30 02:55:07] [INFO ] Deduced a trap composed of 58 places in 321 ms of which 41 ms to minimize.
[2025-05-30 02:55:07] [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 4
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
[2025-05-30 02:55:07] [INFO ] [Real]Absence check using 37 positive place invariants in 30 ms returned sat
[2025-05-30 02:55:07] [INFO ] [Real]Absence check using 37 positive and 123 generalized place invariants in 77 ms returned sat
[2025-05-30 02:55:08] [INFO ] [Real]Absence check using state equation in 1123 ms returned sat
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-30 02:55:09] [INFO ] Deduced a trap composed of 21 places in 274 ms of which 24 ms to minimize.
[2025-05-30 02:55:09] [INFO ] Solution in real domain found non-integer solution.
Starting Z3 with timeout 5.0 s and query timeout 500.0 ms
[2025-05-30 02:55:09] [INFO ] [Nat]Absence check using 37 positive place invariants in 33 ms returned sat
[2025-05-30 02:55:09] [INFO ] [Nat]Absence check using 37 positive and 123 generalized place invariants in 76 ms returned sat
[2025-05-30 02:55:10] [INFO ] [Nat]Absence check using state equation in 1262 ms returned sat
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-30 02:55:11] [INFO ] Deduced a trap composed of 21 places in 580 ms of which 58 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-30 02:55:12] [INFO ] Deduced a trap composed of 34 places in 506 ms of which 73 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-30 02:55:12] [INFO ] Deduced a trap composed of 60 places in 535 ms of which 110 ms to minimize.
[2025-05-30 02:55:12] [INFO ] Trap strengthening (SAT) tested/added 4/3 trap constraints in 1879 ms
[2025-05-30 02:55:12] [INFO ] Computed and/alt/rep : 1742/3856/1742 causal constraints (skipped 351 transitions) in 80 ms.
Maximisation of solution failed !
Minimization took 0 ms.
Starting Z3 with timeout 5.0 s and query timeout 500.0 ms
[2025-05-30 02:55:14] [INFO ] [Real]Absence check using 37 positive place invariants in 34 ms returned sat
[2025-05-30 02:55:14] [INFO ] [Real]Absence check using 37 positive and 123 generalized place invariants in 65 ms returned sat
[2025-05-30 02:55:15] [INFO ] [Real]Absence check using state equation in 1084 ms returned sat
[2025-05-30 02:55:15] [INFO ] Solution in real domain found non-integer solution.
Starting Z3 with timeout 5.0 s and query timeout 500.0 ms
[2025-05-30 02:55:16] [INFO ] [Nat]Absence check using 37 positive place invariants in 33 ms returned sat
[2025-05-30 02:55:16] [INFO ] [Nat]Absence check using 37 positive and 123 generalized place invariants in 63 ms returned sat
[2025-05-30 02:55:17] [INFO ] [Nat]Absence check using state equation in 1063 ms returned sat
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-30 02:55:17] [INFO ] Deduced a trap composed of 55 places in 321 ms of which 57 ms to minimize.
[2025-05-30 02:55:17] [INFO ] Trap strengthening (SAT) tested/added 2/1 trap constraints in 474 ms
[2025-05-30 02:55:17] [INFO ] Computed and/alt/rep : 1742/3856/1742 causal constraints (skipped 351 transitions) in 98 ms.
[2025-05-30 02:55:20] [INFO ] Added : 85 causal constraints over 17 iterations in 3143 ms. Result :unknown
Current structural bounds on expressions (after SMT) : Max Seen:[0, 0, 0, 0, 0, 0, 0] Max Struct:[1, 1, 1, 1, 1, 1, 1]
Current structural bounds on expressions (After Parikh guided walk) : Max Seen:[0, 0, 0, 0, 0, 0, 0] Max Struct:[1, 1, 1, 1, 1, 1, 1]
Support contains 7 out of 1638 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 1638/1638 places, 2094/2094 transitions.
Drop transitions (Trivial Post-Agglo cleanup.) removed 370 transitions
Trivial Post-agglo rules discarded 370 transitions
Performed 370 trivial Post agglomeration. Transition count delta: 370
Iterating post reduction 0 with 370 rules applied. Total rules applied 370 place count 1638 transition count 1724
Reduce places removed 370 places and 0 transitions.
Ensure Unique test removed 13 transitions
Reduce isomorphic transitions removed 13 transitions.
Drop transitions (Trivial Post-Agglo cleanup.) removed 5 transitions
Trivial Post-agglo rules discarded 5 transitions
Performed 5 trivial Post agglomeration. Transition count delta: 5
Iterating post reduction 1 with 388 rules applied. Total rules applied 758 place count 1268 transition count 1706
Reduce places removed 5 places and 0 transitions.
Performed 2 Post agglomeration using F-continuation condition.Transition count delta: 2
Iterating post reduction 2 with 7 rules applied. Total rules applied 765 place count 1263 transition count 1704
Reduce places removed 2 places and 0 transitions.
Iterating post reduction 3 with 2 rules applied. Total rules applied 767 place count 1261 transition count 1704
Performed 374 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 4 with 374 Pre rules applied. Total rules applied 767 place count 1261 transition count 1330
Deduced a syphon composed of 374 places in 2 ms
Ensure Unique test removed 33 places
Reduce places removed 407 places and 0 transitions.
Iterating global reduction 4 with 781 rules applied. Total rules applied 1548 place count 854 transition count 1330
Discarding 3 places :
Implicit places reduction removed 3 places
Drop transitions (Trivial Post-Agglo cleanup.) removed 22 transitions
Trivial Post-agglo rules discarded 22 transitions
Performed 22 trivial Post agglomeration. Transition count delta: 22
Iterating post reduction 4 with 25 rules applied. Total rules applied 1573 place count 851 transition count 1308
Reduce places removed 22 places and 0 transitions.
Iterating post reduction 5 with 22 rules applied. Total rules applied 1595 place count 829 transition count 1308
Performed 12 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 6 with 12 Pre rules applied. Total rules applied 1595 place count 829 transition count 1296
Deduced a syphon composed of 12 places in 5 ms
Ensure Unique test removed 10 places
Reduce places removed 22 places and 0 transitions.
Iterating global reduction 6 with 34 rules applied. Total rules applied 1629 place count 807 transition count 1296
Discarding 2 places :
Implicit places reduction removed 2 places
Iterating post reduction 6 with 2 rules applied. Total rules applied 1631 place count 805 transition count 1296
Performed 12 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 7 with 12 Pre rules applied. Total rules applied 1631 place count 805 transition count 1284
Deduced a syphon composed of 12 places in 5 ms
Reduce places removed 12 places and 0 transitions.
Iterating global reduction 7 with 24 rules applied. Total rules applied 1655 place count 793 transition count 1284
Discarding 51 places :
Symmetric choice reduction at 7 with 51 rule applications. Total rules 1706 place count 742 transition count 1233
Iterating global reduction 7 with 51 rules applied. Total rules applied 1757 place count 742 transition count 1233
Ensure Unique test removed 1 transitions
Reduce isomorphic transitions removed 1 transitions.
Iterating post reduction 7 with 1 rules applied. Total rules applied 1758 place count 742 transition count 1232
Performed 18 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 8 with 18 Pre rules applied. Total rules applied 1758 place count 742 transition count 1214
Deduced a syphon composed of 18 places in 5 ms
Ensure Unique test removed 1 places
Reduce places removed 19 places and 0 transitions.
Iterating global reduction 8 with 37 rules applied. Total rules applied 1795 place count 723 transition count 1214
Performed 1 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 8 with 1 Pre rules applied. Total rules applied 1795 place count 723 transition count 1213
Deduced a syphon composed of 1 places in 5 ms
Ensure Unique test removed 1 places
Reduce places removed 2 places and 0 transitions.
Iterating global reduction 8 with 3 rules applied. Total rules applied 1798 place count 721 transition count 1213
Discarding 4 places :
Symmetric choice reduction at 8 with 4 rule applications. Total rules 1802 place count 717 transition count 1186
Iterating global reduction 8 with 4 rules applied. Total rules applied 1806 place count 717 transition count 1186
Performed 3 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 8 with 3 Pre rules applied. Total rules applied 1806 place count 717 transition count 1183
Deduced a syphon composed of 3 places in 5 ms
Reduce places removed 3 places and 0 transitions.
Iterating global reduction 8 with 6 rules applied. Total rules applied 1812 place count 714 transition count 1183
Discarding 1 places :
Symmetric choice reduction at 8 with 1 rule applications. Total rules 1813 place count 713 transition count 1175
Iterating global reduction 8 with 1 rules applied. Total rules applied 1814 place count 713 transition count 1175
Discarding 1 places :
Symmetric choice reduction at 8 with 1 rule applications. Total rules 1815 place count 712 transition count 1167
Iterating global reduction 8 with 1 rules applied. Total rules applied 1816 place count 712 transition count 1167
Discarding 1 places :
Symmetric choice reduction at 8 with 1 rule applications. Total rules 1817 place count 711 transition count 1159
Iterating global reduction 8 with 1 rules applied. Total rules applied 1818 place count 711 transition count 1159
Discarding 1 places :
Symmetric choice reduction at 8 with 1 rule applications. Total rules 1819 place count 710 transition count 1151
Iterating global reduction 8 with 1 rules applied. Total rules applied 1820 place count 710 transition count 1151
Discarding 1 places :
Symmetric choice reduction at 8 with 1 rule applications. Total rules 1821 place count 709 transition count 1143
Iterating global reduction 8 with 1 rules applied. Total rules applied 1822 place count 709 transition count 1143
Discarding 1 places :
Symmetric choice reduction at 8 with 1 rule applications. Total rules 1823 place count 708 transition count 1135
Iterating global reduction 8 with 1 rules applied. Total rules applied 1824 place count 708 transition count 1135
Discarding 1 places :
Symmetric choice reduction at 8 with 1 rule applications. Total rules 1825 place count 707 transition count 1127
Iterating global reduction 8 with 1 rules applied. Total rules applied 1826 place count 707 transition count 1127
Discarding 1 places :
Symmetric choice reduction at 8 with 1 rule applications. Total rules 1827 place count 706 transition count 1119
Iterating global reduction 8 with 1 rules applied. Total rules applied 1828 place count 706 transition count 1119
Discarding 1 places :
Symmetric choice reduction at 8 with 1 rule applications. Total rules 1829 place count 705 transition count 1111
Iterating global reduction 8 with 1 rules applied. Total rules applied 1830 place count 705 transition count 1111
Discarding 1 places :
Symmetric choice reduction at 8 with 1 rule applications. Total rules 1831 place count 704 transition count 1103
Iterating global reduction 8 with 1 rules applied. Total rules applied 1832 place count 704 transition count 1103
Discarding 1 places :
Symmetric choice reduction at 8 with 1 rule applications. Total rules 1833 place count 703 transition count 1095
Iterating global reduction 8 with 1 rules applied. Total rules applied 1834 place count 703 transition count 1095
Discarding 1 places :
Symmetric choice reduction at 8 with 1 rule applications. Total rules 1835 place count 702 transition count 1087
Iterating global reduction 8 with 1 rules applied. Total rules applied 1836 place count 702 transition count 1087
Discarding 1 places :
Symmetric choice reduction at 8 with 1 rule applications. Total rules 1837 place count 701 transition count 1079
Iterating global reduction 8 with 1 rules applied. Total rules applied 1838 place count 701 transition count 1079
Discarding 1 places :
Symmetric choice reduction at 8 with 1 rule applications. Total rules 1839 place count 700 transition count 1071
Iterating global reduction 8 with 1 rules applied. Total rules applied 1840 place count 700 transition count 1071
Discarding 1 places :
Symmetric choice reduction at 8 with 1 rule applications. Total rules 1841 place count 699 transition count 1063
Iterating global reduction 8 with 1 rules applied. Total rules applied 1842 place count 699 transition count 1063
Discarding 1 places :
Symmetric choice reduction at 8 with 1 rule applications. Total rules 1843 place count 698 transition count 1055
Iterating global reduction 8 with 1 rules applied. Total rules applied 1844 place count 698 transition count 1055
Performed 88 Post agglomeration using F-continuation condition.Transition count delta: 88
Deduced a syphon composed of 88 places in 1 ms
Reduce places removed 88 places and 0 transitions.
Iterating global reduction 8 with 176 rules applied. Total rules applied 2020 place count 610 transition count 967
Discarding 1 places :
Symmetric choice reduction at 8 with 1 rule applications. Total rules 2021 place count 609 transition count 966
Ensure Unique test removed 1 places
Iterating global reduction 8 with 2 rules applied. Total rules applied 2023 place count 608 transition count 966
Discarding 1 places :
Symmetric choice reduction at 8 with 1 rule applications. Total rules 2024 place count 607 transition count 965
Iterating global reduction 8 with 1 rules applied. Total rules applied 2025 place count 607 transition count 965
Ensure Unique test removed 1 transitions
Reduce isomorphic transitions removed 1 transitions.
Drop transitions (Trivial Post-Agglo cleanup.) removed 1 transitions
Trivial Post-agglo rules discarded 1 transitions
Performed 1 trivial Post agglomeration. Transition count delta: 1
Iterating post reduction 8 with 2 rules applied. Total rules applied 2027 place count 607 transition count 963
Reduce places removed 1 places and 0 transitions.
Iterating post reduction 9 with 1 rules applied. Total rules applied 2028 place count 606 transition count 963
Performed 1 Post agglomeration using F-continuation condition.Transition count delta: -9
Deduced a syphon composed of 1 places in 2 ms
Reduce places removed 1 places and 0 transitions.
Iterating global reduction 10 with 2 rules applied. Total rules applied 2030 place count 605 transition count 972
Free-agglomeration rule applied 5 times.
Iterating global reduction 10 with 5 rules applied. Total rules applied 2035 place count 605 transition count 967
Reduce places removed 5 places and 0 transitions.
Iterating post reduction 10 with 5 rules applied. Total rules applied 2040 place count 600 transition count 967
Free-agglomeration rule (complex) applied 2 times.
Iterating global reduction 11 with 2 rules applied. Total rules applied 2042 place count 600 transition count 965
Reduce places removed 2 places and 0 transitions.
Iterating post reduction 11 with 2 rules applied. Total rules applied 2044 place count 598 transition count 965
Reduce places removed 1 places and 1 transitions.
Iterating global reduction 12 with 1 rules applied. Total rules applied 2045 place count 597 transition count 964
Reduce places removed 6 places and 0 transitions.
Drop transitions (Trivial Post-Agglo cleanup.) removed 2 transitions
Trivial Post-agglo rules discarded 2 transitions
Performed 2 trivial Post agglomeration. Transition count delta: 2
Iterating post reduction 12 with 8 rules applied. Total rules applied 2053 place count 591 transition count 962
Reduce places removed 2 places and 0 transitions.
Iterating post reduction 13 with 2 rules applied. Total rules applied 2055 place count 589 transition count 962
Performed 9 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 14 with 9 Pre rules applied. Total rules applied 2055 place count 589 transition count 953
Deduced a syphon composed of 9 places in 1 ms
Reduce places removed 9 places and 0 transitions.
Iterating global reduction 14 with 18 rules applied. Total rules applied 2073 place count 580 transition count 953
Discarding 3 places :
Implicit places reduction removed 3 places
Iterating post reduction 14 with 3 rules applied. Total rules applied 2076 place count 577 transition count 953
Performed 6 Post agglomeration using F-continuation condition.Transition count delta: 6
Deduced a syphon composed of 6 places in 1 ms
Reduce places removed 6 places and 0 transitions.
Iterating global reduction 15 with 12 rules applied. Total rules applied 2088 place count 571 transition count 947
Discarding 3 places :
Symmetric choice reduction at 15 with 3 rule applications. Total rules 2091 place count 568 transition count 944
Iterating global reduction 15 with 3 rules applied. Total rules applied 2094 place count 568 transition count 944
Free-agglomeration rule applied 3 times.
Iterating global reduction 15 with 3 rules applied. Total rules applied 2097 place count 568 transition count 941
Reduce places removed 3 places and 0 transitions.
Iterating post reduction 15 with 3 rules applied. Total rules applied 2100 place count 565 transition count 941
Partial Free-agglomeration rule applied 1 times.
Drop transitions (Partial Free agglomeration) removed 1 transitions
Iterating global reduction 16 with 1 rules applied. Total rules applied 2101 place count 565 transition count 941
Applied a total of 2101 rules in 974 ms. Remains 565 /1638 variables (removed 1073) and now considering 941/2094 (removed 1153) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 982 ms. Remains : 565/1638 places, 941/2094 transitions.
// Phase 1: matrix 941 rows 565 cols
[2025-05-30 02:55:23] [INFO ] Computed 100 invariants in 20 ms
Current structural bounds on expressions (after invariants) : Max Seen:[0, 0, 0, 0, 0, 0, 0] Max Struct:[1, 1, 1, 1, 1, 1, 1]
RANDOM walk for 1000000 steps (14059 resets) in 2009 ms. (497 steps per ms)
FORMULA ASLink-PT-03b-UpperBounds-11 1 TECHNIQUES TOPOLOGICAL BESTFIRST_WALK
FORMULA ASLink-PT-03b-UpperBounds-05 1 TECHNIQUES TOPOLOGICAL BESTFIRST_WALK
FORMULA ASLink-PT-03b-UpperBounds-04 1 TECHNIQUES TOPOLOGICAL BESTFIRST_WALK
BEST_FIRST walk for 4000003 steps (15393 resets) in 3511 ms. (1138 steps per ms)
Current structural bounds on expressions (after WALK) : Max Seen:[0, 0, 0, 0] Max Struct:[1, 1, 1, 1]
[2025-05-30 02:55:29] [INFO ] Invariant cache hit.
Starting Z3 with timeout 45.0 s and query timeout 4500.0 ms
[2025-05-30 02:55:29] [INFO ] [Real]Absence check using 25 positive place invariants in 14 ms returned sat
[2025-05-30 02:55:29] [INFO ] [Real]Absence check using 25 positive and 75 generalized place invariants in 15 ms returned sat
[2025-05-30 02:55:29] [INFO ] [Real]Absence check using state equation in 233 ms returned sat
[2025-05-30 02:55:29] [INFO ] Solution in real domain found non-integer solution.
Starting Z3 with timeout 45.0 s and query timeout 4500.0 ms
[2025-05-30 02:55:29] [INFO ] [Nat]Absence check using 25 positive place invariants in 9 ms returned sat
[2025-05-30 02:55:29] [INFO ] [Nat]Absence check using 25 positive and 75 generalized place invariants in 16 ms returned sat
[2025-05-30 02:55:29] [INFO ] [Nat]Absence check using state equation in 249 ms returned sat
[2025-05-30 02:55:29] [INFO ] Computed and/alt/rep : 377/1492/377 causal constraints (skipped 543 transitions) in 50 ms.
[2025-05-30 02:55:32] [INFO ] Added : 256 causal constraints over 52 iterations in 2850 ms. Result :sat
Minimization took 796 ms.
Starting Z3 with timeout 45.0 s and query timeout 4500.0 ms
[2025-05-30 02:55:33] [INFO ] [Real]Absence check using 25 positive place invariants in 8 ms returned sat
[2025-05-30 02:55:33] [INFO ] [Real]Absence check using 25 positive and 75 generalized place invariants in 15 ms returned sat
[2025-05-30 02:55:33] [INFO ] [Real]Absence check using state equation in 254 ms returned sat
[2025-05-30 02:55:33] [INFO ] Solution in real domain found non-integer solution.
Starting Z3 with timeout 45.0 s and query timeout 4500.0 ms
[2025-05-30 02:55:34] [INFO ] [Nat]Absence check using 25 positive place invariants in 9 ms returned sat
[2025-05-30 02:55:34] [INFO ] [Nat]Absence check using 25 positive and 75 generalized place invariants in 16 ms returned sat
[2025-05-30 02:55:34] [INFO ] [Nat]Absence check using state equation in 265 ms returned sat
[2025-05-30 02:55:34] [INFO ] Computed and/alt/rep : 377/1492/377 causal constraints (skipped 543 transitions) in 48 ms.
[2025-05-30 02:55:37] [INFO ] Added : 253 causal constraints over 51 iterations in 3027 ms. Result :sat
Minimization took 836 ms.
Starting Z3 with timeout 45.0 s and query timeout 4500.0 ms
[2025-05-30 02:55:38] [INFO ] [Real]Absence check using 25 positive place invariants in 8 ms returned sat
[2025-05-30 02:55:38] [INFO ] [Real]Absence check using 25 positive and 75 generalized place invariants in 15 ms returned sat
[2025-05-30 02:55:38] [INFO ] [Real]Absence check using state equation in 239 ms returned sat
[2025-05-30 02:55:38] [INFO ] Solution in real domain found non-integer solution.
Starting Z3 with timeout 45.0 s and query timeout 4500.0 ms
[2025-05-30 02:55:38] [INFO ] [Nat]Absence check using 25 positive place invariants in 8 ms returned sat
[2025-05-30 02:55:38] [INFO ] [Nat]Absence check using 25 positive and 75 generalized place invariants in 15 ms returned sat
[2025-05-30 02:55:38] [INFO ] [Nat]Absence check using state equation in 226 ms returned sat
[2025-05-30 02:55:39] [INFO ] Computed and/alt/rep : 377/1492/377 causal constraints (skipped 543 transitions) in 41 ms.
[2025-05-30 02:55:41] [INFO ] Added : 146 causal constraints over 30 iterations in 2595 ms. Result :sat
Minimization took 698 ms.
Starting Z3 with timeout 45.0 s and query timeout 4500.0 ms
[2025-05-30 02:55:42] [INFO ] [Real]Absence check using 25 positive place invariants in 8 ms returned sat
[2025-05-30 02:55:42] [INFO ] [Real]Absence check using 25 positive and 75 generalized place invariants in 15 ms returned sat
[2025-05-30 02:55:42] [INFO ] [Real]Absence check using state equation in 233 ms returned sat
[2025-05-30 02:55:42] [INFO ] Solution in real domain found non-integer solution.
Starting Z3 with timeout 45.0 s and query timeout 4500.0 ms
[2025-05-30 02:55:42] [INFO ] [Nat]Absence check using 25 positive place invariants in 8 ms returned sat
[2025-05-30 02:55:42] [INFO ] [Nat]Absence check using 25 positive and 75 generalized place invariants in 14 ms returned sat
[2025-05-30 02:55:43] [INFO ] [Nat]Absence check using state equation in 220 ms returned sat
[2025-05-30 02:55:43] [INFO ] Computed and/alt/rep : 377/1492/377 causal constraints (skipped 543 transitions) in 53 ms.
[2025-05-30 02:55:45] [INFO ] Added : 210 causal constraints over 42 iterations in 2401 ms. Result :sat
Minimization took 619 ms.
Current structural bounds on expressions (after SMT) : Max Seen:[0, 0, 0, 0] Max Struct:[1, 1, 1, 1]
Current structural bounds on expressions (After Parikh guided walk) : Max Seen:[0, 0, 0, 0] Max Struct:[1, 1, 1, 1]
Support contains 4 out of 565 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 565/565 places, 941/941 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 1 rules applied. Total rules applied 1 place count 565 transition count 940
Reduce places removed 1 places and 0 transitions.
Iterating post reduction 1 with 1 rules applied. Total rules applied 2 place count 564 transition count 940
Performed 1 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 2 with 1 Pre rules applied. Total rules applied 2 place count 564 transition count 939
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 4 place count 563 transition count 939
Applied a total of 4 rules in 25 ms. Remains 563 /565 variables (removed 2) and now considering 939/941 (removed 2) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 25 ms. Remains : 563/565 places, 939/941 transitions.
// Phase 1: matrix 939 rows 563 cols
[2025-05-30 02:55:46] [INFO ] Computed 100 invariants in 11 ms
Current structural bounds on expressions (after invariants) : Max Seen:[0, 0, 0, 0] Max Struct:[1, 1, 1, 1]
RANDOM walk for 1000000 steps (14049 resets) in 1819 ms. (549 steps per ms)
BEST_FIRST walk for 4000004 steps (15588 resets) in 3487 ms. (1146 steps per ms)
Current structural bounds on expressions (after WALK) : Max Seen:[0, 0, 0, 0] Max Struct:[1, 1, 1, 1]
[2025-05-30 02:55:52] [INFO ] Invariant cache hit.
Starting Z3 with timeout 45.0 s and query timeout 4500.0 ms
[2025-05-30 02:55:52] [INFO ] [Real]Absence check using 26 positive place invariants in 9 ms returned sat
[2025-05-30 02:55:52] [INFO ] [Real]Absence check using 26 positive and 74 generalized place invariants in 15 ms returned sat
[2025-05-30 02:55:52] [INFO ] [Real]Absence check using state equation in 266 ms returned sat
[2025-05-30 02:55:52] [INFO ] Solution in real domain found non-integer solution.
Starting Z3 with timeout 45.0 s and query timeout 4500.0 ms
[2025-05-30 02:55:52] [INFO ] [Nat]Absence check using 26 positive place invariants in 9 ms returned sat
[2025-05-30 02:55:52] [INFO ] [Nat]Absence check using 26 positive and 74 generalized place invariants in 15 ms returned sat
[2025-05-30 02:55:52] [INFO ] [Nat]Absence check using state equation in 274 ms returned sat
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-30 02:55:52] [INFO ] Deduced a trap composed of 73 places in 172 ms of which 33 ms to minimize.
[2025-05-30 02:55:53] [INFO ] Trap strengthening (SAT) tested/added 2/1 trap constraints in 228 ms
[2025-05-30 02:55:53] [INFO ] Computed and/alt/rep : 375/1490/375 causal constraints (skipped 543 transitions) in 56 ms.
[2025-05-30 02:55:56] [INFO ] Added : 225 causal constraints over 45 iterations in 3553 ms. Result :sat
Minimization took 551 ms.
Starting Z3 with timeout 45.0 s and query timeout 4500.0 ms
[2025-05-30 02:55:57] [INFO ] [Real]Absence check using 26 positive place invariants in 9 ms returned sat
[2025-05-30 02:55:57] [INFO ] [Real]Absence check using 26 positive and 74 generalized place invariants in 14 ms returned sat
[2025-05-30 02:55:57] [INFO ] [Real]Absence check using state equation in 275 ms returned sat
[2025-05-30 02:55:57] [INFO ] Solution in real domain found non-integer solution.
Starting Z3 with timeout 45.0 s and query timeout 4500.0 ms
[2025-05-30 02:55:57] [INFO ] [Nat]Absence check using 26 positive place invariants in 9 ms returned sat
[2025-05-30 02:55:57] [INFO ] [Nat]Absence check using 26 positive and 74 generalized place invariants in 14 ms returned sat
[2025-05-30 02:55:57] [INFO ] [Nat]Absence check using state equation in 254 ms returned sat
[2025-05-30 02:55:57] [INFO ] Computed and/alt/rep : 375/1490/375 causal constraints (skipped 543 transitions) in 47 ms.
[2025-05-30 02:56:01] [INFO ] Added : 295 causal constraints over 59 iterations in 3253 ms. Result :sat
Minimization took 627 ms.
Starting Z3 with timeout 45.0 s and query timeout 4500.0 ms
[2025-05-30 02:56:01] [INFO ] [Real]Absence check using 26 positive place invariants in 9 ms returned sat
[2025-05-30 02:56:01] [INFO ] [Real]Absence check using 26 positive and 74 generalized place invariants in 16 ms returned sat
[2025-05-30 02:56:02] [INFO ] [Real]Absence check using state equation in 247 ms returned sat
[2025-05-30 02:56:02] [INFO ] Solution in real domain found non-integer solution.
Starting Z3 with timeout 45.0 s and query timeout 4500.0 ms
[2025-05-30 02:56:02] [INFO ] [Nat]Absence check using 26 positive place invariants in 8 ms returned sat
[2025-05-30 02:56:02] [INFO ] [Nat]Absence check using 26 positive and 74 generalized place invariants in 14 ms returned sat
[2025-05-30 02:56:02] [INFO ] [Nat]Absence check using state equation in 234 ms returned sat
[2025-05-30 02:56:02] [INFO ] Computed and/alt/rep : 375/1490/375 causal constraints (skipped 543 transitions) in 39 ms.
[2025-05-30 02:56:05] [INFO ] Added : 235 causal constraints over 47 iterations in 2653 ms. Result :sat
Minimization took 558 ms.
Starting Z3 with timeout 45.0 s and query timeout 4500.0 ms
[2025-05-30 02:56:05] [INFO ] [Real]Absence check using 26 positive place invariants in 10 ms returned sat
[2025-05-30 02:56:05] [INFO ] [Real]Absence check using 26 positive and 74 generalized place invariants in 21 ms returned sat
[2025-05-30 02:56:06] [INFO ] [Real]Absence check using state equation in 243 ms returned sat
[2025-05-30 02:56:06] [INFO ] Solution in real domain found non-integer solution.
Starting Z3 with timeout 45.0 s and query timeout 4500.0 ms
[2025-05-30 02:56:06] [INFO ] [Nat]Absence check using 26 positive place invariants in 9 ms returned sat
[2025-05-30 02:56:06] [INFO ] [Nat]Absence check using 26 positive and 74 generalized place invariants in 16 ms returned sat
[2025-05-30 02:56:06] [INFO ] [Nat]Absence check using state equation in 235 ms returned sat
[2025-05-30 02:56:06] [INFO ] Computed and/alt/rep : 375/1490/375 causal constraints (skipped 543 transitions) in 42 ms.
[2025-05-30 02:56:08] [INFO ] Added : 196 causal constraints over 40 iterations in 2221 ms. Result :sat
Minimization took 605 ms.
Current structural bounds on expressions (after SMT) : Max Seen:[0, 0, 0, 0] Max Struct:[1, 1, 1, 1]
Current structural bounds on expressions (After Parikh guided walk) : Max Seen:[0, 0, 0, 0] Max Struct:[1, 1, 1, 1]
Support contains 4 out of 563 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 563/563 places, 939/939 transitions.
Applied a total of 0 rules in 17 ms. Remains 563 /563 variables (removed 0) and now considering 939/939 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 17 ms. Remains : 563/563 places, 939/939 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 563/563 places, 939/939 transitions.
Applied a total of 0 rules in 15 ms. Remains 563 /563 variables (removed 0) and now considering 939/939 (removed 0) transitions.
[2025-05-30 02:56:10] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-05-30 02:56:10] [INFO ] Implicit Places using invariants in 552 ms returned [1, 19, 20, 23, 33, 50, 68, 139, 143, 145, 156, 157, 159, 176, 194, 265, 269, 270, 281, 282, 284, 301, 319, 389, 393, 394, 397, 408, 409, 410, 428, 430, 434, 452, 453, 454, 455, 467, 473, 479, 485, 491, 497, 503, 509, 515, 521, 527]
[2025-05-30 02:56:10] [INFO ] Actually due to overlaps returned [428, 410, 50, 176, 284, 301, 434, 33, 159, 156, 281, 408, 452, 157, 282, 409, 430, 453, 1, 19, 269, 270, 393, 394, 68, 194, 319, 454, 497, 515, 527, 20, 23, 143, 397, 455, 467, 473, 479, 485, 491, 503, 509, 521]
Discarding 44 places :
Implicit Place search using SMT only with invariants took 556 ms to find 44 implicit places.
Starting structural reductions in REACHABILITY mode, iteration 1 : 519/563 places, 939/939 transitions.
Discarding 4 places :
Implicit places reduction removed 4 places
Drop transitions (Trivial Post-Agglo cleanup.) removed 78 transitions
Trivial Post-agglo rules discarded 78 transitions
Performed 78 trivial Post agglomeration. Transition count delta: 78
Iterating post reduction 0 with 82 rules applied. Total rules applied 82 place count 515 transition count 861
Reduce places removed 78 places and 0 transitions.
Ensure Unique test removed 2 transitions
Reduce isomorphic transitions removed 2 transitions.
Performed 2 Post agglomeration using F-continuation condition.Transition count delta: 2
Iterating post reduction 1 with 82 rules applied. Total rules applied 164 place count 437 transition count 857
Reduce places removed 2 places and 0 transitions.
Iterating post reduction 2 with 2 rules applied. Total rules applied 166 place count 435 transition count 857
Performed 19 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 3 with 19 Pre rules applied. Total rules applied 166 place count 435 transition count 838
Deduced a syphon composed of 19 places in 1 ms
Ensure Unique test removed 1 places
Reduce places removed 20 places and 0 transitions.
Iterating global reduction 3 with 39 rules applied. Total rules applied 205 place count 415 transition count 838
Discarding 4 places :
Implicit places reduction removed 4 places
Drop transitions (Trivial Post-Agglo cleanup.) removed 8 transitions
Trivial Post-agglo rules discarded 8 transitions
Performed 8 trivial Post agglomeration. Transition count delta: 8
Iterating post reduction 3 with 12 rules applied. Total rules applied 217 place count 411 transition count 830
Reduce places removed 8 places and 0 transitions.
Iterating post reduction 4 with 8 rules applied. Total rules applied 225 place count 403 transition count 830
Discarding 15 places :
Symmetric choice reduction at 5 with 15 rule applications. Total rules 240 place count 388 transition count 815
Iterating global reduction 5 with 15 rules applied. Total rules applied 255 place count 388 transition count 815
Ensure Unique test removed 3 transitions
Reduce isomorphic transitions removed 3 transitions.
Iterating post reduction 5 with 3 rules applied. Total rules applied 258 place count 388 transition count 812
Performed 1 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 6 with 1 Pre rules applied. Total rules applied 258 place count 388 transition count 811
Deduced a syphon composed of 1 places in 1 ms
Reduce places removed 1 places and 0 transitions.
Iterating global reduction 6 with 2 rules applied. Total rules applied 260 place count 387 transition count 811
Discarding 3 places :
Symmetric choice reduction at 6 with 3 rule applications. Total rules 263 place count 384 transition count 805
Iterating global reduction 6 with 3 rules applied. Total rules applied 266 place count 384 transition count 805
Discarding 1 places :
Symmetric choice reduction at 6 with 1 rule applications. Total rules 267 place count 383 transition count 804
Iterating global reduction 6 with 1 rules applied. Total rules applied 268 place count 383 transition count 804
Discarding 1 places :
Symmetric choice reduction at 6 with 1 rule applications. Total rules 269 place count 382 transition count 802
Iterating global reduction 6 with 1 rules applied. Total rules applied 270 place count 382 transition count 802
Performed 29 Post agglomeration using F-continuation condition.Transition count delta: 29
Deduced a syphon composed of 29 places in 1 ms
Reduce places removed 29 places and 0 transitions.
Iterating global reduction 6 with 58 rules applied. Total rules applied 328 place count 353 transition count 773
Ensure Unique test removed 1 transitions
Reduce isomorphic transitions removed 1 transitions.
Iterating post reduction 6 with 1 rules applied. Total rules applied 329 place count 353 transition count 772
Discarding 3 places :
Symmetric choice reduction at 7 with 3 rule applications. Total rules 332 place count 350 transition count 769
Iterating global reduction 7 with 3 rules applied. Total rules applied 335 place count 350 transition count 769
Ensure Unique test removed 3 transitions
Reduce isomorphic transitions removed 3 transitions.
Iterating post reduction 7 with 3 rules applied. Total rules applied 338 place count 350 transition count 766
Performed 2 Post agglomeration using F-continuation condition.Transition count delta: -1
Deduced a syphon composed of 2 places in 0 ms
Reduce places removed 2 places and 0 transitions.
Iterating global reduction 8 with 4 rules applied. Total rules applied 342 place count 348 transition count 767
Free-agglomeration rule (complex) applied 6 times.
Iterating global reduction 8 with 6 rules applied. Total rules applied 348 place count 348 transition count 761
Ensure Unique test removed 1 places
Reduce places removed 7 places and 0 transitions.
Iterating post reduction 8 with 7 rules applied. Total rules applied 355 place count 341 transition count 761
Partial Free-agglomeration rule applied 9 times.
Drop transitions (Partial Free agglomeration) removed 9 transitions
Iterating global reduction 9 with 9 rules applied. Total rules applied 364 place count 341 transition count 761
Applied a total of 364 rules in 163 ms. Remains 341 /519 variables (removed 178) and now considering 761/939 (removed 178) transitions.
// Phase 1: matrix 761 rows 341 cols
[2025-05-30 02:56:11] [INFO ] Computed 46 invariants in 14 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-05-30 02:56:11] [INFO ] Implicit Places using invariants in 268 ms returned [73, 92, 98, 101, 103, 108, 109, 161, 180, 186, 189, 191, 196, 197, 249, 266, 272, 275, 277]
[2025-05-30 02:56:11] [INFO ] Actually due to overlaps returned [108, 196, 109, 197, 92, 98, 103, 180, 186, 191, 266, 272, 277, 73, 161, 249]
Discarding 16 places :
Implicit Place search using SMT only with invariants took 270 ms to find 16 implicit places.
Starting structural reductions in REACHABILITY mode, iteration 2 : 325/563 places, 761/939 transitions.
Discarding 12 places :
Symmetric choice reduction at 0 with 12 rule applications. Total rules 12 place count 313 transition count 749
Iterating global reduction 0 with 12 rules applied. Total rules applied 24 place count 313 transition count 749
Discarding 3 places :
Symmetric choice reduction at 0 with 3 rule applications. Total rules 27 place count 310 transition count 746
Iterating global reduction 0 with 3 rules applied. Total rules applied 30 place count 310 transition count 746
Performed 6 Post agglomeration using F-continuation condition.Transition count delta: 6
Deduced a syphon composed of 6 places in 0 ms
Reduce places removed 6 places and 0 transitions.
Iterating global reduction 0 with 12 rules applied. Total rules applied 42 place count 304 transition count 740
Free-agglomeration rule applied 9 times.
Iterating global reduction 0 with 9 rules applied. Total rules applied 51 place count 304 transition count 731
Reduce places removed 9 places and 0 transitions.
Iterating post reduction 0 with 9 rules applied. Total rules applied 60 place count 295 transition count 731
Free-agglomeration rule (complex) applied 3 times.
Iterating global reduction 1 with 3 rules applied. Total rules applied 63 place count 295 transition count 728
Reduce places removed 3 places and 0 transitions.
Iterating post reduction 1 with 3 rules applied. Total rules applied 66 place count 292 transition count 728
Applied a total of 66 rules in 73 ms. Remains 292 /325 variables (removed 33) and now considering 728/761 (removed 33) transitions.
// Phase 1: matrix 728 rows 292 cols
[2025-05-30 02:56:11] [INFO ] Computed 30 invariants in 6 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-05-30 02:56:11] [INFO ] Implicit Places using invariants in 206 ms returned []
[2025-05-30 02:56:11] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-05-30 02:56:12] [INFO ] Implicit Places using invariants and state equation in 492 ms returned []
Implicit Place search using SMT with State Equation took 700 ms to find 0 implicit places.
Starting structural reductions in REACHABILITY mode, iteration 3 : 292/563 places, 728/939 transitions.
Finished structural reductions in REACHABILITY mode , in 3 iterations and 1781 ms. Remains : 292/563 places, 728/939 transitions.
[2025-05-30 02:56:12] [INFO ] Invariant cache hit.
Current structural bounds on expressions (after invariants) : Max Seen:[0, 0, 0, 0] Max Struct:[1, 1, 1, 1]
RANDOM walk for 1000000 steps (21758 resets) in 1501 ms. (665 steps per ms)
BEST_FIRST walk for 4000003 steps (27767 resets) in 2662 ms. (1502 steps per ms)
Current structural bounds on expressions (after WALK) : Max Seen:[0, 0, 0, 0] Max Struct:[1, 1, 1, 1]
[2025-05-30 02:56:16] [INFO ] Invariant cache hit.
Starting Z3 with timeout 45.0 s and query timeout 4500.0 ms
[2025-05-30 02:56:16] [INFO ] [Real]Absence check using 10 positive place invariants in 4 ms returned sat
[2025-05-30 02:56:16] [INFO ] [Real]Absence check using 10 positive and 20 generalized place invariants in 7 ms returned sat
[2025-05-30 02:56:16] [INFO ] [Real]Absence check using state equation in 165 ms returned sat
[2025-05-30 02:56:16] [INFO ] Solution in real domain found non-integer solution.
Starting Z3 with timeout 45.0 s and query timeout 4500.0 ms
[2025-05-30 02:56:16] [INFO ] [Nat]Absence check using 10 positive place invariants in 4 ms returned sat
[2025-05-30 02:56:16] [INFO ] [Nat]Absence check using 10 positive and 20 generalized place invariants in 6 ms returned sat
[2025-05-30 02:56:16] [INFO ] [Nat]Absence check using state equation in 165 ms returned sat
[2025-05-30 02:56:16] [INFO ] Computed and/alt/rep : 153/817/153 causal constraints (skipped 554 transitions) in 38 ms.
[2025-05-30 02:56:17] [INFO ] Added : 42 causal constraints over 9 iterations in 497 ms. Result :sat
Minimization took 334 ms.
Starting Z3 with timeout 45.0 s and query timeout 4500.0 ms
[2025-05-30 02:56:17] [INFO ] [Real]Absence check using 10 positive place invariants in 4 ms returned sat
[2025-05-30 02:56:17] [INFO ] [Real]Absence check using 10 positive and 20 generalized place invariants in 5 ms returned sat
[2025-05-30 02:56:17] [INFO ] [Real]Absence check using state equation in 153 ms returned sat
[2025-05-30 02:56:17] [INFO ] Solution in real domain found non-integer solution.
Starting Z3 with timeout 45.0 s and query timeout 4500.0 ms
[2025-05-30 02:56:17] [INFO ] [Nat]Absence check using 10 positive place invariants in 3 ms returned sat
[2025-05-30 02:56:17] [INFO ] [Nat]Absence check using 10 positive and 20 generalized place invariants in 13 ms returned sat
[2025-05-30 02:56:18] [INFO ] [Nat]Absence check using state equation in 242 ms returned sat
[2025-05-30 02:56:18] [INFO ] Computed and/alt/rep : 153/817/153 causal constraints (skipped 554 transitions) in 34 ms.
[2025-05-30 02:56:18] [INFO ] Added : 36 causal constraints over 8 iterations in 437 ms. Result :sat
Minimization took 349 ms.
Starting Z3 with timeout 45.0 s and query timeout 4500.0 ms
[2025-05-30 02:56:19] [INFO ] [Real]Absence check using 10 positive place invariants in 3 ms returned sat
[2025-05-30 02:56:19] [INFO ] [Real]Absence check using 10 positive and 20 generalized place invariants in 5 ms returned sat
[2025-05-30 02:56:19] [INFO ] [Real]Absence check using state equation in 147 ms returned sat
[2025-05-30 02:56:19] [INFO ] Solution in real domain found non-integer solution.
Starting Z3 with timeout 45.0 s and query timeout 4500.0 ms
[2025-05-30 02:56:19] [INFO ] [Nat]Absence check using 10 positive place invariants in 4 ms returned sat
[2025-05-30 02:56:19] [INFO ] [Nat]Absence check using 10 positive and 20 generalized place invariants in 5 ms returned sat
[2025-05-30 02:56:19] [INFO ] [Nat]Absence check using state equation in 146 ms returned sat
[2025-05-30 02:56:19] [INFO ] Computed and/alt/rep : 153/817/153 causal constraints (skipped 554 transitions) in 34 ms.
[2025-05-30 02:56:19] [INFO ] Added : 12 causal constraints over 3 iterations in 163 ms. Result :sat
Minimization took 274 ms.
Starting Z3 with timeout 45.0 s and query timeout 4500.0 ms
[2025-05-30 02:56:19] [INFO ] [Real]Absence check using 10 positive place invariants in 4 ms returned sat
[2025-05-30 02:56:19] [INFO ] [Real]Absence check using 10 positive and 20 generalized place invariants in 4 ms returned sat
[2025-05-30 02:56:20] [INFO ] [Real]Absence check using state equation in 146 ms returned sat
[2025-05-30 02:56:20] [INFO ] Solution in real domain found non-integer solution.
Starting Z3 with timeout 45.0 s and query timeout 4500.0 ms
[2025-05-30 02:56:20] [INFO ] [Nat]Absence check using 10 positive place invariants in 4 ms returned sat
[2025-05-30 02:56:20] [INFO ] [Nat]Absence check using 10 positive and 20 generalized place invariants in 5 ms returned sat
[2025-05-30 02:56:20] [INFO ] [Nat]Absence check using state equation in 138 ms returned sat
[2025-05-30 02:56:20] [INFO ] Computed and/alt/rep : 153/817/153 causal constraints (skipped 554 transitions) in 32 ms.
[2025-05-30 02:56:20] [INFO ] Added : 15 causal constraints over 3 iterations in 180 ms. Result :sat
Minimization took 296 ms.
Current structural bounds on expressions (after SMT) : Max Seen:[0, 0, 0, 0] Max Struct:[1, 1, 1, 1]
FORMULA ASLink-PT-03b-UpperBounds-01 1 TECHNIQUES TOPOLOGICAL PARIKH_WALK
Current structural bounds on expressions (After Parikh guided walk) : Max Seen:[0, 0, 0] Max Struct:[1, 1, 1]
Support contains 3 out of 292 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 292/292 places, 728/728 transitions.
Performed 1 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 0 with 1 Pre rules applied. Total rules applied 0 place count 292 transition count 727
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 291 transition count 727
Applied a total of 2 rules in 13 ms. Remains 291 /292 variables (removed 1) and now considering 727/728 (removed 1) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 13 ms. Remains : 291/292 places, 727/728 transitions.
// Phase 1: matrix 727 rows 291 cols
[2025-05-30 02:56:21] [INFO ] Computed 30 invariants in 5 ms
Current structural bounds on expressions (after invariants) : Max Seen:[0, 0, 0] Max Struct:[1, 1, 1]
RANDOM walk for 1000000 steps (21638 resets) in 1533 ms. (651 steps per ms)
BEST_FIRST walk for 3000003 steps (20658 resets) in 2010 ms. (1491 steps per ms)
Current structural bounds on expressions (after WALK) : Max Seen:[0, 0, 0] Max Struct:[1, 1, 1]
[2025-05-30 02:56:24] [INFO ] Invariant cache hit.
Starting Z3 with timeout 45.0 s and query timeout 4500.0 ms
[2025-05-30 02:56:24] [INFO ] [Real]Absence check using 8 positive place invariants in 3 ms returned sat
[2025-05-30 02:56:24] [INFO ] [Real]Absence check using 8 positive and 22 generalized place invariants in 6 ms returned sat
[2025-05-30 02:56:25] [INFO ] [Real]Absence check using state equation in 189 ms returned sat
[2025-05-30 02:56:25] [INFO ] Solution in real domain found non-integer solution.
Starting Z3 with timeout 45.0 s and query timeout 4500.0 ms
[2025-05-30 02:56:25] [INFO ] [Nat]Absence check using 8 positive place invariants in 4 ms returned sat
[2025-05-30 02:56:25] [INFO ] [Nat]Absence check using 8 positive and 22 generalized place invariants in 6 ms returned sat
[2025-05-30 02:56:25] [INFO ] [Nat]Absence check using state equation in 179 ms returned sat
[2025-05-30 02:56:25] [INFO ] Computed and/alt/rep : 144/737/144 causal constraints (skipped 562 transitions) in 32 ms.
[2025-05-30 02:56:25] [INFO ] Added : 62 causal constraints over 13 iterations in 494 ms. Result :sat
Minimization took 597 ms.
Starting Z3 with timeout 45.0 s and query timeout 4500.0 ms
[2025-05-30 02:56:26] [INFO ] [Real]Absence check using 8 positive place invariants in 3 ms returned sat
[2025-05-30 02:56:26] [INFO ] [Real]Absence check using 8 positive and 22 generalized place invariants in 6 ms returned sat
[2025-05-30 02:56:26] [INFO ] [Real]Absence check using state equation in 156 ms returned sat
[2025-05-30 02:56:26] [INFO ] Solution in real domain found non-integer solution.
Starting Z3 with timeout 45.0 s and query timeout 4500.0 ms
[2025-05-30 02:56:26] [INFO ] [Nat]Absence check using 8 positive place invariants in 3 ms returned sat
[2025-05-30 02:56:26] [INFO ] [Nat]Absence check using 8 positive and 22 generalized place invariants in 6 ms returned sat
[2025-05-30 02:56:26] [INFO ] [Nat]Absence check using state equation in 160 ms returned sat
[2025-05-30 02:56:27] [INFO ] Computed and/alt/rep : 144/737/144 causal constraints (skipped 562 transitions) in 35 ms.
[2025-05-30 02:56:27] [INFO ] Added : 13 causal constraints over 3 iterations in 200 ms. Result :sat
Minimization took 586 ms.
Starting Z3 with timeout 45.0 s and query timeout 4500.0 ms
[2025-05-30 02:56:27] [INFO ] [Real]Absence check using 8 positive place invariants in 3 ms returned sat
[2025-05-30 02:56:27] [INFO ] [Real]Absence check using 8 positive and 22 generalized place invariants in 6 ms returned sat
[2025-05-30 02:56:28] [INFO ] [Real]Absence check using state equation in 164 ms returned sat
[2025-05-30 02:56:28] [INFO ] Solution in real domain found non-integer solution.
Starting Z3 with timeout 45.0 s and query timeout 4500.0 ms
[2025-05-30 02:56:28] [INFO ] [Nat]Absence check using 8 positive place invariants in 6 ms returned sat
[2025-05-30 02:56:28] [INFO ] [Nat]Absence check using 8 positive and 22 generalized place invariants in 6 ms returned sat
[2025-05-30 02:56:28] [INFO ] [Nat]Absence check using state equation in 163 ms returned sat
[2025-05-30 02:56:28] [INFO ] Computed and/alt/rep : 144/737/144 causal constraints (skipped 562 transitions) in 35 ms.
[2025-05-30 02:56:28] [INFO ] Added : 25 causal constraints over 6 iterations in 333 ms. Result :sat
Minimization took 599 ms.
Current structural bounds on expressions (after SMT) : Max Seen:[0, 0, 0] Max Struct:[1, 1, 1]
Current structural bounds on expressions (After Parikh guided walk) : Max Seen:[0, 0, 0] Max Struct:[1, 1, 1]
Support contains 3 out of 291 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 291/291 places, 727/727 transitions.
Applied a total of 0 rules in 8 ms. Remains 291 /291 variables (removed 0) and now considering 727/727 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 9 ms. Remains : 291/291 places, 727/727 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 291/291 places, 727/727 transitions.
Applied a total of 0 rules in 7 ms. Remains 291 /291 variables (removed 0) and now considering 727/727 (removed 0) transitions.
[2025-05-30 02:56:29] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-05-30 02:56:30] [INFO ] Implicit Places using invariants in 423 ms returned []
[2025-05-30 02:56:30] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-05-30 02:56:30] [INFO ] Implicit Places using invariants and state equation in 535 ms returned []
Implicit Place search using SMT with State Equation took 983 ms to find 0 implicit places.
Starting Z3 with timeout 200.0 s and query timeout 20000.0 ms
[2025-05-30 02:56:30] [INFO ] Redundant transitions in 37 ms returned []
Running 706 sub problems to find dead transitions.
[2025-05-30 02:56:30] [INFO ] Invariant cache hit.
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/290 variables, 5/5 constraints. Problems are: Problem set: 0 solved, 706 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/290 variables, 19/24 constraints. Problems are: Problem set: 0 solved, 706 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/290 variables, 0/24 constraints. Problems are: Problem set: 0 solved, 706 unsolved
At refinement iteration 3 (OVERLAPS) 1/291 variables, 3/27 constraints. Problems are: Problem set: 0 solved, 706 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/291 variables, 3/30 constraints. Problems are: Problem set: 0 solved, 706 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-30 02:56:49] [INFO ] Deduced a trap composed of 13 places in 98 ms of which 6 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-30 02:56:52] [INFO ] Deduced a trap composed of 54 places in 201 ms of which 35 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-30 02:56:52] [INFO ] Deduced a trap composed of 61 places in 148 ms of which 19 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-30 02:56:54] [INFO ] Deduced a trap composed of 73 places in 224 ms of which 33 ms to minimize.
At refinement iteration 5 (INCLUDED_ONLY) 0/291 variables, 4/34 constraints. Problems are: Problem set: 0 solved, 706 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 291/1018 variables, and 34 constraints, problems are : Problem set: 0 solved, 706 unsolved in 30047 ms.
Refiners :[Positive P Invariants (semi-flows): 8/8 constraints, Generalized P Invariants (flows): 22/22 constraints, State Equation: 0/291 constraints, PredecessorRefiner: 706/706 constraints, Known Traps: 4/4 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 706 unsolved
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/290 variables, 5/5 constraints. Problems are: Problem set: 0 solved, 706 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/290 variables, 19/24 constraints. Problems are: Problem set: 0 solved, 706 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/290 variables, 0/24 constraints. Problems are: Problem set: 0 solved, 706 unsolved
At refinement iteration 3 (OVERLAPS) 1/291 variables, 3/27 constraints. Problems are: Problem set: 0 solved, 706 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/291 variables, 3/30 constraints. Problems are: Problem set: 0 solved, 706 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/291 variables, 4/34 constraints. Problems are: Problem set: 0 solved, 706 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/291 variables, 0/34 constraints. Problems are: Problem set: 0 solved, 706 unsolved
Problem TDEAD5 is UNSAT
Problem TDEAD6 is UNSAT
Problem TDEAD7 is UNSAT
Problem TDEAD8 is UNSAT
Problem TDEAD9 is UNSAT
Problem TDEAD10 is UNSAT
Problem TDEAD11 is UNSAT
Problem TDEAD13 is UNSAT
Problem TDEAD14 is UNSAT
Problem TDEAD15 is UNSAT
Problem TDEAD16 is UNSAT
Problem TDEAD17 is UNSAT
Problem TDEAD18 is UNSAT
Problem TDEAD19 is UNSAT
Problem TDEAD21 is UNSAT
Problem TDEAD22 is UNSAT
Problem TDEAD23 is UNSAT
Problem TDEAD24 is UNSAT
Problem TDEAD25 is UNSAT
Problem TDEAD26 is UNSAT
Problem TDEAD27 is UNSAT
Problem TDEAD29 is UNSAT
Problem TDEAD30 is UNSAT
Problem TDEAD31 is UNSAT
Problem TDEAD32 is UNSAT
Problem TDEAD33 is UNSAT
Problem TDEAD34 is UNSAT
Problem TDEAD35 is UNSAT
Problem TDEAD37 is UNSAT
Problem TDEAD38 is UNSAT
Problem TDEAD39 is UNSAT
Problem TDEAD40 is UNSAT
Problem TDEAD41 is UNSAT
Problem TDEAD42 is UNSAT
Problem TDEAD43 is UNSAT
Problem TDEAD45 is UNSAT
Problem TDEAD46 is UNSAT
Problem TDEAD47 is UNSAT
Problem TDEAD48 is UNSAT
Problem TDEAD49 is UNSAT
Problem TDEAD50 is UNSAT
Problem TDEAD51 is UNSAT
Problem TDEAD53 is UNSAT
Problem TDEAD54 is UNSAT
Problem TDEAD55 is UNSAT
Problem TDEAD56 is UNSAT
Problem TDEAD57 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 TDEAD66 is UNSAT
Problem TDEAD67 is UNSAT
Problem TDEAD68 is UNSAT
Problem TDEAD69 is UNSAT
Problem TDEAD70 is UNSAT
Problem TDEAD72 is UNSAT
Problem TDEAD73 is UNSAT
Problem TDEAD74 is UNSAT
Problem TDEAD75 is UNSAT
Problem TDEAD76 is UNSAT
Problem TDEAD78 is UNSAT
Problem TDEAD79 is UNSAT
Problem TDEAD80 is UNSAT
Problem TDEAD81 is UNSAT
Problem TDEAD82 is UNSAT
Problem TDEAD84 is UNSAT
Problem TDEAD85 is UNSAT
Problem TDEAD86 is UNSAT
Problem TDEAD87 is UNSAT
Problem TDEAD88 is UNSAT
Problem TDEAD90 is UNSAT
Problem TDEAD91 is UNSAT
Problem TDEAD92 is UNSAT
Problem TDEAD93 is UNSAT
Problem TDEAD94 is UNSAT
Problem TDEAD96 is UNSAT
Problem TDEAD97 is UNSAT
Problem TDEAD98 is UNSAT
Problem TDEAD99 is UNSAT
Problem TDEAD100 is UNSAT
Problem TDEAD101 is UNSAT
Problem TDEAD103 is UNSAT
Problem TDEAD104 is UNSAT
Problem TDEAD105 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 TDEAD114 is UNSAT
Problem TDEAD115 is UNSAT
Problem TDEAD116 is UNSAT
Problem TDEAD117 is UNSAT
Problem TDEAD119 is UNSAT
Problem TDEAD120 is UNSAT
Problem TDEAD121 is UNSAT
Problem TDEAD122 is UNSAT
Problem TDEAD123 is UNSAT
Problem TDEAD124 is UNSAT
Problem TDEAD125 is UNSAT
Problem TDEAD127 is UNSAT
Problem TDEAD128 is UNSAT
Problem TDEAD129 is UNSAT
Problem TDEAD130 is UNSAT
Problem TDEAD131 is UNSAT
Problem TDEAD132 is UNSAT
Problem TDEAD133 is UNSAT
Problem TDEAD135 is UNSAT
Problem TDEAD136 is UNSAT
Problem TDEAD137 is UNSAT
Problem TDEAD138 is UNSAT
Problem TDEAD139 is UNSAT
Problem TDEAD140 is UNSAT
Problem TDEAD141 is UNSAT
Problem TDEAD143 is UNSAT
Problem TDEAD144 is UNSAT
Problem TDEAD145 is UNSAT
Problem TDEAD146 is UNSAT
Problem TDEAD147 is UNSAT
Problem TDEAD148 is UNSAT
Problem TDEAD149 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
Problem TDEAD183 is UNSAT
Problem TDEAD184 is UNSAT
Problem TDEAD185 is UNSAT
Problem TDEAD186 is UNSAT
Problem TDEAD187 is UNSAT
Problem TDEAD189 is UNSAT
Problem TDEAD190 is UNSAT
Problem TDEAD191 is UNSAT
Problem TDEAD192 is UNSAT
Problem TDEAD193 is UNSAT
Problem TDEAD195 is UNSAT
Problem TDEAD196 is UNSAT
Problem TDEAD197 is UNSAT
Problem TDEAD198 is UNSAT
Problem TDEAD199 is UNSAT
Problem TDEAD201 is UNSAT
Problem TDEAD202 is UNSAT
Problem TDEAD203 is UNSAT
Problem TDEAD204 is UNSAT
Problem TDEAD205 is UNSAT
Problem TDEAD207 is UNSAT
Problem TDEAD208 is UNSAT
Problem TDEAD209 is UNSAT
Problem TDEAD210 is UNSAT
Problem TDEAD211 is UNSAT
Problem TDEAD213 is UNSAT
Problem TDEAD214 is UNSAT
Problem TDEAD215 is UNSAT
Problem TDEAD216 is UNSAT
Problem TDEAD217 is UNSAT
Problem TDEAD219 is UNSAT
Problem TDEAD220 is UNSAT
Problem TDEAD221 is UNSAT
Problem TDEAD222 is UNSAT
Problem TDEAD223 is UNSAT
Problem TDEAD224 is UNSAT
Problem TDEAD247 is UNSAT
Problem TDEAD248 is UNSAT
Problem TDEAD249 is UNSAT
Problem TDEAD250 is UNSAT
Problem TDEAD252 is UNSAT
Problem TDEAD253 is UNSAT
Problem TDEAD255 is UNSAT
Problem TDEAD256 is UNSAT
Problem TDEAD257 is UNSAT
Problem TDEAD258 is UNSAT
Problem TDEAD259 is UNSAT
Problem TDEAD260 is UNSAT
Problem TDEAD262 is UNSAT
Problem TDEAD263 is UNSAT
Problem TDEAD264 is UNSAT
Problem TDEAD265 is UNSAT
Problem TDEAD266 is UNSAT
At refinement iteration 7 (OVERLAPS) 727/1018 variables, 291/325 constraints. Problems are: Problem set: 192 solved, 514 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 1018/1018 variables, and 839 constraints, problems are : Problem set: 192 solved, 514 unsolved in 30084 ms.
Refiners :[Positive P Invariants (semi-flows): 8/8 constraints, Generalized P Invariants (flows): 22/22 constraints, State Equation: 291/291 constraints, PredecessorRefiner: 514/706 constraints, Known Traps: 4/4 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 60666ms problems are : Problem set: 192 solved, 514 unsolved
Search for dead transitions found 192 dead transitions in 60679ms
Found 192 dead transitions using SMT.
Drop transitions (Dead Transitions using SMT only with invariants) removed 192 transitions
Dead transitions reduction (with SMT) removed 192 transitions
Starting structural reductions in REACHABILITY mode, iteration 1 : 291/291 places, 535/727 transitions.
Applied a total of 0 rules in 6 ms. Remains 291 /291 variables (removed 0) and now considering 535/535 (removed 0) transitions.
Starting Z3 with timeout 200.0 s and query timeout 20000.0 ms
[2025-05-30 02:57:31] [INFO ] Redundant transitions in 24 ms returned []
Finished structural reductions in REACHABILITY mode , in 2 iterations and 61792 ms. Remains : 291/291 places, 535/727 transitions.
// Phase 1: matrix 535 rows 291 cols
[2025-05-30 02:57:31] [INFO ] Computed 30 invariants in 7 ms
Current structural bounds on expressions (after invariants) : Max Seen:[0, 0, 0] Max Struct:[1, 1, 1]
RANDOM walk for 1000000 steps (21477 resets) in 1446 ms. (691 steps per ms)
BEST_FIRST walk for 3000002 steps (20613 resets) in 1937 ms. (1547 steps per ms)
Current structural bounds on expressions (after WALK) : Max Seen:[0, 0, 0] Max Struct:[1, 1, 1]
[2025-05-30 02:57:34] [INFO ] Invariant cache hit.
Starting Z3 with timeout 45.0 s and query timeout 4500.0 ms
[2025-05-30 02:57:34] [INFO ] [Real]Absence check using 8 positive place invariants in 3 ms returned sat
[2025-05-30 02:57:34] [INFO ] [Real]Absence check using 8 positive and 22 generalized place invariants in 5 ms returned sat
[2025-05-30 02:57:35] [INFO ] [Real]Absence check using state equation in 108 ms returned sat
[2025-05-30 02:57:35] [INFO ] Solution in real domain found non-integer solution.
Starting Z3 with timeout 45.0 s and query timeout 4500.0 ms
[2025-05-30 02:57:35] [INFO ] [Nat]Absence check using 8 positive place invariants in 3 ms returned sat
[2025-05-30 02:57:35] [INFO ] [Nat]Absence check using 8 positive and 22 generalized place invariants in 6 ms returned sat
[2025-05-30 02:57:35] [INFO ] [Nat]Absence check using state equation in 116 ms returned sat
[2025-05-30 02:57:35] [INFO ] Computed and/alt/rep : 337/1435/337 causal constraints (skipped 177 transitions) in 24 ms.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-30 02:57:36] [INFO ] Deduced a trap composed of 13 places in 98 ms of which 6 ms to minimize.
[2025-05-30 02:57:36] [INFO ] Trap strengthening (SAT) tested/added 2/1 trap constraints in 148 ms
[2025-05-30 02:57:36] [INFO ] Added : 196 causal constraints over 40 iterations in 1653 ms. Result :sat
Minimization took 387 ms.
Starting Z3 with timeout 45.0 s and query timeout 4500.0 ms
[2025-05-30 02:57:37] [INFO ] [Real]Absence check using 8 positive place invariants in 3 ms returned sat
[2025-05-30 02:57:37] [INFO ] [Real]Absence check using 8 positive and 22 generalized place invariants in 5 ms returned sat
[2025-05-30 02:57:37] [INFO ] [Real]Absence check using state equation in 113 ms returned sat
[2025-05-30 02:57:37] [INFO ] Solution in real domain found non-integer solution.
Starting Z3 with timeout 45.0 s and query timeout 4500.0 ms
[2025-05-30 02:57:37] [INFO ] [Nat]Absence check using 8 positive place invariants in 4 ms returned sat
[2025-05-30 02:57:37] [INFO ] [Nat]Absence check using 8 positive and 22 generalized place invariants in 5 ms returned sat
[2025-05-30 02:57:37] [INFO ] [Nat]Absence check using state equation in 119 ms returned sat
[2025-05-30 02:57:37] [INFO ] Computed and/alt/rep : 337/1435/337 causal constraints (skipped 177 transitions) in 26 ms.
[2025-05-30 02:57:38] [INFO ] Added : 114 causal constraints over 24 iterations in 840 ms. Result :sat
Minimization took 244 ms.
Starting Z3 with timeout 45.0 s and query timeout 4500.0 ms
[2025-05-30 02:57:38] [INFO ] [Real]Absence check using 8 positive place invariants in 4 ms returned sat
[2025-05-30 02:57:38] [INFO ] [Real]Absence check using 8 positive and 22 generalized place invariants in 5 ms returned sat
[2025-05-30 02:57:38] [INFO ] [Real]Absence check using state equation in 117 ms returned sat
[2025-05-30 02:57:39] [INFO ] Computed and/alt/rep : 337/1435/337 causal constraints (skipped 177 transitions) in 22 ms.
[2025-05-30 02:57:39] [INFO ] Solution in real domain found non-integer solution.
Starting Z3 with timeout 45.0 s and query timeout 4500.0 ms
[2025-05-30 02:57:39] [INFO ] [Nat]Absence check using 8 positive place invariants in 4 ms returned sat
[2025-05-30 02:57:39] [INFO ] [Nat]Absence check using 8 positive and 22 generalized place invariants in 5 ms returned sat
[2025-05-30 02:57:39] [INFO ] [Nat]Absence check using state equation in 128 ms returned sat
[2025-05-30 02:57:39] [INFO ] Computed and/alt/rep : 337/1435/337 causal constraints (skipped 177 transitions) in 24 ms.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-30 02:57:41] [INFO ] Deduced a trap composed of 13 places in 78 ms of which 5 ms to minimize.
[2025-05-30 02:57:41] [INFO ] Trap strengthening (SAT) tested/added 2/1 trap constraints in 139 ms
[2025-05-30 02:57:41] [INFO ] Added : 203 causal constraints over 41 iterations in 1889 ms. Result :sat
Minimization took 362 ms.
Current structural bounds on expressions (after SMT) : Max Seen:[0, 0, 0] Max Struct:[1, 1, 1]
Current structural bounds on expressions (After Parikh guided walk) : Max Seen:[0, 0, 0] Max Struct:[1, 1, 1]
Support contains 3 out of 291 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 291/291 places, 535/535 transitions.
Applied a total of 0 rules in 5 ms. Remains 291 /291 variables (removed 0) and now considering 535/535 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 6 ms. Remains : 291/291 places, 535/535 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 291/291 places, 535/535 transitions.
Applied a total of 0 rules in 5 ms. Remains 291 /291 variables (removed 0) and now considering 535/535 (removed 0) transitions.
[2025-05-30 02:57:41] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-05-30 02:57:42] [INFO ] Implicit Places using invariants in 208 ms returned []
[2025-05-30 02:57:42] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-05-30 02:57:42] [INFO ] Implicit Places using invariants and state equation in 473 ms returned [166, 168, 170, 172, 174, 176, 178]
Discarding 7 places :
Implicit Place search using SMT with State Equation took 683 ms to find 7 implicit places.
Starting structural reductions in REACHABILITY mode, iteration 1 : 284/291 places, 535/535 transitions.
Discarding 6 places :
Symmetric choice reduction at 0 with 6 rule applications. Total rules 6 place count 278 transition count 487
Iterating global reduction 0 with 6 rules applied. Total rules applied 12 place count 278 transition count 487
Applied a total of 12 rules in 8 ms. Remains 278 /284 variables (removed 6) and now considering 487/535 (removed 48) transitions.
// Phase 1: matrix 487 rows 278 cols
[2025-05-30 02:57:42] [INFO ] Computed 29 invariants in 3 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-05-30 02:57:42] [INFO ] Implicit Places using invariants in 180 ms returned []
[2025-05-30 02:57:42] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-05-30 02:57:43] [INFO ] Implicit Places using invariants and state equation in 435 ms returned []
Implicit Place search using SMT with State Equation took 616 ms to find 0 implicit places.
Starting structural reductions in REACHABILITY mode, iteration 2 : 278/291 places, 487/535 transitions.
Finished structural reductions in REACHABILITY mode , in 2 iterations and 1312 ms. Remains : 278/291 places, 487/535 transitions.
[2025-05-30 02:57:43] [INFO ] Invariant cache hit.
Current structural bounds on expressions (after invariants) : Max Seen:[0, 0, 0] Max Struct:[1, 1, 1]
RANDOM walk for 1000000 steps (21708 resets) in 1388 ms. (719 steps per ms)
BEST_FIRST walk for 3000001 steps (20586 resets) in 1905 ms. (1573 steps per ms)
Current structural bounds on expressions (after WALK) : Max Seen:[0, 0, 0] Max Struct:[1, 1, 1]
[2025-05-30 02:57:46] [INFO ] Invariant cache hit.
Starting Z3 with timeout 45.0 s and query timeout 4500.0 ms
[2025-05-30 02:57:46] [INFO ] [Real]Absence check using 8 positive place invariants in 3 ms returned sat
[2025-05-30 02:57:46] [INFO ] [Real]Absence check using 8 positive and 21 generalized place invariants in 5 ms returned sat
[2025-05-30 02:57:46] [INFO ] [Real]Absence check using state equation in 106 ms returned sat
[2025-05-30 02:57:46] [INFO ] Computed and/alt/rep : 296/1228/296 causal constraints (skipped 170 transitions) in 22 ms.
[2025-05-30 02:57:46] [INFO ] Solution in real domain found non-integer solution.
Starting Z3 with timeout 45.0 s and query timeout 4500.0 ms
[2025-05-30 02:57:46] [INFO ] [Nat]Absence check using 8 positive place invariants in 3 ms returned sat
[2025-05-30 02:57:46] [INFO ] [Nat]Absence check using 8 positive and 21 generalized place invariants in 5 ms returned sat
[2025-05-30 02:57:46] [INFO ] [Nat]Absence check using state equation in 112 ms returned sat
[2025-05-30 02:57:46] [INFO ] Computed and/alt/rep : 296/1228/296 causal constraints (skipped 170 transitions) in 22 ms.
[2025-05-30 02:57:48] [INFO ] Added : 187 causal constraints over 39 iterations in 1452 ms. Result :sat
Minimization took 488 ms.
Starting Z3 with timeout 45.0 s and query timeout 4500.0 ms
[2025-05-30 02:57:48] [INFO ] [Real]Absence check using 8 positive place invariants in 3 ms returned sat
[2025-05-30 02:57:48] [INFO ] [Real]Absence check using 8 positive and 21 generalized place invariants in 4 ms returned sat
[2025-05-30 02:57:48] [INFO ] [Real]Absence check using state equation in 110 ms returned sat
[2025-05-30 02:57:49] [INFO ] Solution in real domain found non-integer solution.
Starting Z3 with timeout 45.0 s and query timeout 4500.0 ms
[2025-05-30 02:57:49] [INFO ] [Nat]Absence check using 8 positive place invariants in 3 ms returned sat
[2025-05-30 02:57:49] [INFO ] [Nat]Absence check using 8 positive and 21 generalized place invariants in 5 ms returned sat
[2025-05-30 02:57:49] [INFO ] [Nat]Absence check using state equation in 103 ms returned sat
[2025-05-30 02:57:49] [INFO ] Computed and/alt/rep : 296/1228/296 causal constraints (skipped 170 transitions) in 20 ms.
[2025-05-30 02:57:50] [INFO ] Added : 171 causal constraints over 35 iterations in 1276 ms. Result :sat
Minimization took 424 ms.
Starting Z3 with timeout 45.0 s and query timeout 4500.0 ms
[2025-05-30 02:57:50] [INFO ] [Real]Absence check using 8 positive place invariants in 3 ms returned sat
[2025-05-30 02:57:50] [INFO ] [Real]Absence check using 8 positive and 21 generalized place invariants in 5 ms returned sat
[2025-05-30 02:57:51] [INFO ] [Real]Absence check using state equation in 109 ms returned sat
[2025-05-30 02:57:51] [INFO ] Solution in real domain found non-integer solution.
Starting Z3 with timeout 45.0 s and query timeout 4500.0 ms
[2025-05-30 02:57:51] [INFO ] [Nat]Absence check using 8 positive place invariants in 3 ms returned sat
[2025-05-30 02:57:51] [INFO ] [Nat]Absence check using 8 positive and 21 generalized place invariants in 5 ms returned sat
[2025-05-30 02:57:51] [INFO ] [Nat]Absence check using state equation in 109 ms returned sat
[2025-05-30 02:57:51] [INFO ] Computed and/alt/rep : 296/1228/296 causal constraints (skipped 170 transitions) in 22 ms.
[2025-05-30 02:57:52] [INFO ] Added : 131 causal constraints over 27 iterations in 830 ms. Result :sat
Minimization took 402 ms.
Current structural bounds on expressions (after SMT) : Max Seen:[0, 0, 0] Max Struct:[1, 1, 1]
Current structural bounds on expressions (After Parikh guided walk) : Max Seen:[0, 0, 0] Max Struct:[1, 1, 1]
Support contains 3 out of 278 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 278/278 places, 487/487 transitions.
Applied a total of 0 rules in 5 ms. Remains 278 /278 variables (removed 0) and now considering 487/487 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 5 ms. Remains : 278/278 places, 487/487 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 278/278 places, 487/487 transitions.
Applied a total of 0 rules in 4 ms. Remains 278 /278 variables (removed 0) and now considering 487/487 (removed 0) transitions.
[2025-05-30 02:57:52] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-05-30 02:57:52] [INFO ] Implicit Places using invariants in 180 ms returned []
[2025-05-30 02:57:52] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-05-30 02:57:53] [INFO ] Implicit Places using invariants and state equation in 419 ms returned []
Implicit Place search using SMT with State Equation took 602 ms to find 0 implicit places.
Starting Z3 with timeout 200.0 s and query timeout 20000.0 ms
[2025-05-30 02:57:53] [INFO ] Redundant transitions in 15 ms returned []
Running 466 sub problems to find dead transitions.
[2025-05-30 02:57:53] [INFO ] Invariant cache hit.
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/277 variables, 5/5 constraints. Problems are: Problem set: 0 solved, 466 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/277 variables, 21/26 constraints. Problems are: Problem set: 0 solved, 466 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-30 02:57:55] [INFO ] Deduced a trap composed of 19 places in 85 ms of which 10 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-30 02:57:55] [INFO ] Deduced a trap composed of 19 places in 73 ms of which 9 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-30 02:57:55] [INFO ] Deduced a trap composed of 27 places in 62 ms of which 6 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-30 02:57:56] [INFO ] Deduced a trap composed of 27 places in 63 ms of which 6 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-30 02:57:56] [INFO ] Deduced a trap composed of 27 places in 63 ms of which 5 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-30 02:57:56] [INFO ] Deduced a trap composed of 18 places in 82 ms of which 9 ms to minimize.
Problem TDEAD75 is UNSAT
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-30 02:57:56] [INFO ] Deduced a trap composed of 18 places in 77 ms of which 10 ms to minimize.
Problem TDEAD76 is UNSAT
Problem TDEAD77 is UNSAT
Problem TDEAD78 is UNSAT
Problem TDEAD79 is UNSAT
Problem TDEAD80 is UNSAT
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-30 02:57:56] [INFO ] Deduced a trap composed of 18 places in 77 ms of which 9 ms to minimize.
Problem TDEAD82 is UNSAT
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-30 02:57:56] [INFO ] Deduced a trap composed of 18 places in 76 ms of which 8 ms to minimize.
Problem TDEAD83 is UNSAT
Problem TDEAD84 is UNSAT
Problem TDEAD86 is UNSAT
Problem TDEAD87 is UNSAT
Problem TDEAD88 is UNSAT
Problem TDEAD90 is UNSAT
Problem TDEAD93 is UNSAT
Problem TDEAD94 is UNSAT
Problem TDEAD95 is UNSAT
Problem TDEAD96 is UNSAT
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-30 02:57:57] [INFO ] Deduced a trap composed of 27 places in 113 ms of which 21 ms to minimize.
Problem TDEAD106 is UNSAT
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-30 02:57:57] [INFO ] Deduced a trap composed of 27 places in 119 ms of which 25 ms to minimize.
Problem TDEAD108 is UNSAT
Problem TDEAD109 is UNSAT
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-30 02:57:57] [INFO ] Deduced a trap composed of 27 places in 131 ms of which 20 ms to minimize.
Problem TDEAD110 is UNSAT
Problem TDEAD111 is UNSAT
Problem TDEAD112 is UNSAT
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-30 02:57:57] [INFO ] Deduced a trap composed of 27 places in 108 ms of which 19 ms to minimize.
Problem TDEAD113 is UNSAT
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-30 02:57:57] [INFO ] Deduced a trap composed of 27 places in 117 ms of which 23 ms to minimize.
Problem TDEAD114 is UNSAT
Problem TDEAD115 is UNSAT
Problem TDEAD117 is UNSAT
Problem TDEAD118 is UNSAT
Problem TDEAD119 is UNSAT
Problem TDEAD121 is UNSAT
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-30 02:57:57] [INFO ] Deduced a trap composed of 27 places in 120 ms of which 25 ms to minimize.
Problem TDEAD123 is UNSAT
Problem TDEAD124 is UNSAT
Problem TDEAD125 is UNSAT
Problem TDEAD126 is UNSAT
Problem TDEAD128 is UNSAT
Problem TDEAD129 is UNSAT
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-30 02:57:57] [INFO ] Deduced a trap composed of 27 places in 124 ms of which 29 ms to minimize.
Problem TDEAD130 is UNSAT
Problem TDEAD131 is UNSAT
Problem TDEAD133 is UNSAT
Problem TDEAD134 is UNSAT
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-30 02:57:58] [INFO ] Deduced a trap composed of 27 places in 114 ms of which 21 ms to minimize.
Problem TDEAD136 is UNSAT
Problem TDEAD137 is UNSAT
Problem TDEAD138 is UNSAT
Problem TDEAD139 is UNSAT
Problem TDEAD140 is UNSAT
Problem TDEAD142 is UNSAT
Problem TDEAD143 is UNSAT
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-30 02:57:58] [INFO ] Deduced a trap composed of 27 places in 106 ms of which 18 ms to minimize.
Problem TDEAD145 is UNSAT
Problem TDEAD146 is UNSAT
Problem TDEAD149 is UNSAT
Problem TDEAD150 is UNSAT
Problem TDEAD151 is UNSAT
Problem TDEAD152 is UNSAT
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-30 02:57:58] [INFO ] Deduced a trap composed of 26 places in 112 ms of which 21 ms to minimize.
Problem TDEAD162 is UNSAT
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-30 02:57:58] [INFO ] Deduced a trap composed of 26 places in 106 ms of which 22 ms to minimize.
Problem TDEAD75 is UNSAT
Problem TDEAD76 is UNSAT
Problem TDEAD77 is UNSAT
Problem TDEAD78 is UNSAT
Problem TDEAD79 is UNSAT
Problem TDEAD80 is UNSAT
Problem TDEAD82 is UNSAT
Problem TDEAD83 is UNSAT
Problem TDEAD84 is UNSAT
Problem TDEAD86 is UNSAT
Problem TDEAD87 is UNSAT
Problem TDEAD88 is UNSAT
Problem TDEAD90 is UNSAT
Problem TDEAD93 is UNSAT
Problem TDEAD94 is UNSAT
Problem TDEAD95 is UNSAT
Problem TDEAD96 is UNSAT
Problem TDEAD106 is UNSAT
Problem TDEAD108 is UNSAT
Problem TDEAD109 is UNSAT
Problem TDEAD110 is UNSAT
Problem TDEAD111 is UNSAT
Problem TDEAD112 is UNSAT
Problem TDEAD113 is UNSAT
Problem TDEAD114 is UNSAT
Problem TDEAD115 is UNSAT
Problem TDEAD117 is UNSAT
Problem TDEAD118 is UNSAT
Problem TDEAD119 is UNSAT
Problem TDEAD121 is UNSAT
Problem TDEAD123 is UNSAT
Problem TDEAD124 is UNSAT
Problem TDEAD125 is UNSAT
Problem TDEAD126 is UNSAT
Problem TDEAD128 is UNSAT
Problem TDEAD129 is UNSAT
Problem TDEAD130 is UNSAT
Problem TDEAD131 is UNSAT
Problem TDEAD133 is UNSAT
Problem TDEAD134 is UNSAT
Problem TDEAD136 is UNSAT
Problem TDEAD137 is UNSAT
Problem TDEAD138 is UNSAT
Problem TDEAD139 is UNSAT
Problem TDEAD140 is UNSAT
Problem TDEAD142 is UNSAT
Problem TDEAD143 is UNSAT
Problem TDEAD145 is UNSAT
Problem TDEAD146 is UNSAT
Problem TDEAD149 is UNSAT
Problem TDEAD150 is UNSAT
Problem TDEAD151 is UNSAT
Problem TDEAD152 is UNSAT
Problem TDEAD162 is UNSAT
Problem TDEAD164 is UNSAT
Problem TDEAD165 is UNSAT
Problem TDEAD166 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 TDEAD177 is UNSAT
Problem TDEAD179 is UNSAT
Problem TDEAD180 is UNSAT
Problem TDEAD181 is UNSAT
Problem TDEAD184 is UNSAT
Problem TDEAD186 is UNSAT
Problem TDEAD187 is UNSAT
Problem TDEAD188 is UNSAT
Problem TDEAD189 is UNSAT
Problem TDEAD191 is UNSAT
Problem TDEAD193 is UNSAT
Problem TDEAD194 is UNSAT
Problem TDEAD196 is UNSAT
Problem TDEAD197 is UNSAT
Problem TDEAD199 is UNSAT
Problem TDEAD200 is UNSAT
Problem TDEAD201 is UNSAT
Problem TDEAD202 is UNSAT
Problem TDEAD203 is UNSAT
Problem TDEAD204 is UNSAT
Problem TDEAD207 is UNSAT
Problem TDEAD209 is UNSAT
Problem TDEAD266 is UNSAT
Problem TDEAD267 is UNSAT
Problem TDEAD268 is UNSAT
Problem TDEAD269 is UNSAT
Problem TDEAD270 is UNSAT
Problem TDEAD271 is UNSAT
Problem TDEAD414 is UNSAT
Problem TDEAD416 is UNSAT
Problem TDEAD418 is UNSAT
Problem TDEAD419 is UNSAT
Problem TDEAD424 is UNSAT
Problem TDEAD425 is UNSAT
Problem TDEAD426 is UNSAT
Problem TDEAD430 is UNSAT
Problem TDEAD431 is UNSAT
Problem TDEAD436 is UNSAT
Problem TDEAD437 is UNSAT
Problem TDEAD441 is UNSAT
Problem TDEAD442 is UNSAT
Problem TDEAD455 is UNSAT
Problem TDEAD456 is UNSAT
Problem TDEAD457 is UNSAT
Problem TDEAD458 is UNSAT
Problem TDEAD459 is UNSAT
Problem TDEAD479 is UNSAT
Problem TDEAD481 is UNSAT
Problem TDEAD482 is UNSAT
Problem TDEAD483 is UNSAT
Problem TDEAD485 is UNSAT
At refinement iteration 2 (INCLUDED_ONLY) 0/277 variables, 20/46 constraints. Problems are: Problem set: 114 solved, 352 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-30 02:57:59] [INFO ] Deduced a trap composed of 34 places in 85 ms of which 12 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-30 02:57:59] [INFO ] Deduced a trap composed of 34 places in 80 ms of which 16 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-30 02:57:59] [INFO ] Deduced a trap composed of 26 places in 114 ms of which 16 ms to minimize.
Problem TDEAD168 is UNSAT
Problem TDEAD182 is UNSAT
Problem TDEAD183 is UNSAT
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-30 02:57:59] [INFO ] Deduced a trap composed of 26 places in 116 ms of which 17 ms to minimize.
Problem TDEAD208 is UNSAT
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-30 02:58:00] [INFO ] Deduced a trap composed of 28 places in 75 ms of which 9 ms to minimize.
Problem TDEAD252 is UNSAT
Problem TDEAD253 is UNSAT
Problem TDEAD254 is UNSAT
Problem TDEAD255 is UNSAT
Problem TDEAD256 is UNSAT
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-30 02:58:00] [INFO ] Deduced a trap composed of 27 places in 78 ms of which 15 ms to minimize.
Problem TDEAD257 is UNSAT
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-30 02:58:00] [INFO ] Deduced a trap composed of 28 places in 72 ms of which 11 ms to minimize.
Problem TDEAD258 is UNSAT
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-30 02:58:00] [INFO ] Deduced a trap composed of 28 places in 73 ms of which 11 ms to minimize.
Problem TDEAD259 is UNSAT
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-30 02:58:00] [INFO ] Deduced a trap composed of 28 places in 73 ms of which 9 ms to minimize.
Problem TDEAD260 is UNSAT
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-30 02:58:00] [INFO ] Deduced a trap composed of 28 places in 78 ms of which 11 ms to minimize.
Problem TDEAD262 is UNSAT
Problem TDEAD263 is UNSAT
Problem TDEAD264 is UNSAT
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-30 02:58:01] [INFO ] Deduced a trap composed of 27 places in 76 ms of which 11 ms to minimize.
Problem TDEAD415 is UNSAT
Problem TDEAD420 is UNSAT
Problem TDEAD427 is UNSAT
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-30 02:58:01] [INFO ] Deduced a trap composed of 26 places in 98 ms of which 13 ms to minimize.
Problem TDEAD435 is UNSAT
Problem TDEAD439 is UNSAT
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-30 02:58:01] [INFO ] Deduced a trap composed of 34 places in 80 ms of which 10 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-30 02:58:02] [INFO ] Deduced a trap composed of 19 places in 45 ms of which 4 ms to minimize.
Problem TDEAD460 is UNSAT
Problem TDEAD463 is UNSAT
Problem TDEAD464 is UNSAT
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-30 02:58:02] [INFO ] Deduced a trap composed of 34 places in 63 ms of which 8 ms to minimize.
Problem TDEAD465 is UNSAT
Problem TDEAD466 is UNSAT
Problem TDEAD467 is UNSAT
Problem TDEAD468 is UNSAT
Problem TDEAD472 is UNSAT
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-30 02:58:02] [INFO ] Deduced a trap composed of 34 places in 67 ms of which 9 ms to minimize.
Problem TDEAD473 is UNSAT
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-30 02:58:02] [INFO ] Deduced a trap composed of 34 places in 68 ms of which 9 ms to minimize.
Problem TDEAD474 is UNSAT
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-30 02:58:02] [INFO ] Deduced a trap composed of 34 places in 66 ms of which 9 ms to minimize.
Problem TDEAD475 is UNSAT
Problem TDEAD476 is UNSAT
Problem TDEAD477 is UNSAT
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-30 02:58:02] [INFO ] Deduced a trap composed of 18 places in 73 ms of which 12 ms to minimize.
Problem TDEAD484 is UNSAT
At refinement iteration 3 (INCLUDED_ONLY) 0/277 variables, 19/65 constraints. Problems are: Problem set: 149 solved, 317 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/277 variables, 0/65 constraints. Problems are: Problem set: 149 solved, 317 unsolved
At refinement iteration 5 (OVERLAPS) 1/278 variables, 3/68 constraints. Problems are: Problem set: 149 solved, 317 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-30 02:58:08] [INFO ] Deduced a trap composed of 13 places in 49 ms of which 3 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-30 02:58:08] [INFO ] Deduced a trap composed of 15 places in 102 ms of which 11 ms to minimize.
Problem TDEAD221 is UNSAT
Problem TDEAD223 is UNSAT
Problem TDEAD226 is UNSAT
Problem TDEAD227 is UNSAT
Problem TDEAD230 is UNSAT
Problem TDEAD232 is UNSAT
Problem TDEAD233 is UNSAT
At refinement iteration 6 (INCLUDED_ONLY) 0/278 variables, 2/70 constraints. Problems are: Problem set: 156 solved, 310 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/278 variables, 0/70 constraints. Problems are: Problem set: 156 solved, 310 unsolved
Problem TDEAD272 is UNSAT
Problem TDEAD273 is UNSAT
Problem TDEAD274 is UNSAT
Problem TDEAD275 is UNSAT
Problem TDEAD276 is UNSAT
Problem TDEAD277 is UNSAT
Problem TDEAD279 is UNSAT
At refinement iteration 8 (OVERLAPS) 487/765 variables, 278/348 constraints. Problems are: Problem set: 163 solved, 303 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/765 variables, 0/348 constraints. Problems are: Problem set: 163 solved, 303 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 765/765 variables, and 348 constraints, problems are : Problem set: 163 solved, 303 unsolved in 30020 ms.
Refiners :[Positive P Invariants (semi-flows): 8/8 constraints, Generalized P Invariants (flows): 21/21 constraints, State Equation: 278/278 constraints, PredecessorRefiner: 466/466 constraints, Known Traps: 41/41 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 163 solved, 303 unsolved
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/277 variables, 5/5 constraints. Problems are: Problem set: 163 solved, 303 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/277 variables, 21/26 constraints. Problems are: Problem set: 163 solved, 303 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/277 variables, 39/65 constraints. Problems are: Problem set: 163 solved, 303 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/277 variables, 0/65 constraints. Problems are: Problem set: 163 solved, 303 unsolved
At refinement iteration 4 (OVERLAPS) 1/278 variables, 3/68 constraints. Problems are: Problem set: 163 solved, 303 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/278 variables, 2/70 constraints. Problems are: Problem set: 163 solved, 303 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/278 variables, 0/70 constraints. Problems are: Problem set: 163 solved, 303 unsolved
Problem TDEAD81 is UNSAT
Problem TDEAD89 is UNSAT
Problem TDEAD92 is UNSAT
Problem TDEAD97 is UNSAT
Problem TDEAD98 is UNSAT
Problem TDEAD99 is UNSAT
Problem TDEAD100 is UNSAT
Problem TDEAD101 is UNSAT
Problem TDEAD102 is UNSAT
Problem TDEAD105 is UNSAT
Problem TDEAD116 is UNSAT
Problem TDEAD122 is UNSAT
Problem TDEAD132 is UNSAT
Problem TDEAD144 is UNSAT
Problem TDEAD148 is UNSAT
Problem TDEAD153 is UNSAT
Problem TDEAD154 is UNSAT
Problem TDEAD155 is UNSAT
Problem TDEAD156 is UNSAT
Problem TDEAD157 is UNSAT
Problem TDEAD158 is UNSAT
Problem TDEAD159 is UNSAT
Problem TDEAD163 is UNSAT
Problem TDEAD175 is UNSAT
Problem TDEAD178 is UNSAT
Problem TDEAD190 is UNSAT
Problem TDEAD195 is UNSAT
Problem TDEAD206 is UNSAT
Problem TDEAD211 is UNSAT
Problem TDEAD212 is UNSAT
Problem TDEAD213 is UNSAT
Problem TDEAD214 is UNSAT
Problem TDEAD215 is UNSAT
Problem TDEAD216 is UNSAT
Problem TDEAD217 is UNSAT
Problem TDEAD251 is UNSAT
Problem TDEAD261 is UNSAT
Problem TDEAD265 is UNSAT
Problem TDEAD428 is UNSAT
Problem TDEAD440 is UNSAT
Problem TDEAD461 is UNSAT
Problem TDEAD469 is UNSAT
Problem TDEAD471 is UNSAT
Problem TDEAD486 is UNSAT
At refinement iteration 7 (OVERLAPS) 487/765 variables, 278/348 constraints. Problems are: Problem set: 207 solved, 259 unsolved
Problem TDEAD219 is UNSAT
At refinement iteration 8 (INCLUDED_ONLY) 0/765 variables, 259/607 constraints. Problems are: Problem set: 208 solved, 258 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-30 02:58:44] [INFO ] Deduced a trap composed of 13 places in 69 ms of which 4 ms to minimize.
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 765/765 variables, and 608 constraints, problems are : Problem set: 208 solved, 258 unsolved in 30018 ms.
Refiners :[Positive P Invariants (semi-flows): 8/8 constraints, Generalized P Invariants (flows): 21/21 constraints, State Equation: 278/278 constraints, PredecessorRefiner: 259/466 constraints, Known Traps: 42/42 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 60127ms problems are : Problem set: 208 solved, 258 unsolved
Search for dead transitions found 208 dead transitions in 60130ms
Found 208 dead transitions using SMT.
Drop transitions (Dead Transitions using SMT only with invariants) removed 208 transitions
Dead transitions reduction (with SMT) removed 208 transitions
Starting structural reductions in REACHABILITY mode, iteration 1 : 278/278 places, 279/487 transitions.
Ensure Unique test removed 46 places
Drop transitions (Trivial Post-Agglo cleanup.) removed 53 transitions
Trivial Post-agglo rules discarded 53 transitions
Performed 53 trivial Post agglomeration. Transition count delta: 53
Iterating post reduction 0 with 99 rules applied. Total rules applied 99 place count 232 transition count 226
Reduce places removed 53 places and 0 transitions.
Iterating post reduction 1 with 53 rules applied. Total rules applied 152 place count 179 transition count 226
Applied a total of 152 rules in 6 ms. Remains 179 /278 variables (removed 99) and now considering 226/279 (removed 53) transitions.
// Phase 1: matrix 226 rows 179 cols
[2025-05-30 02:58:53] [INFO ] Computed 27 invariants in 3 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-05-30 02:58:53] [INFO ] Implicit Places using invariants in 103 ms returned [90]
Discarding 1 places :
Implicit Place search using SMT only with invariants took 104 ms to find 1 implicit places.
Starting structural reductions in REACHABILITY mode, iteration 2 : 178/278 places, 226/487 transitions.
Drop transitions (Trivial Post-Agglo cleanup.) removed 7 transitions
Trivial Post-agglo rules discarded 7 transitions
Performed 7 trivial Post agglomeration. Transition count delta: 7
Iterating post reduction 0 with 7 rules applied. Total rules applied 7 place count 178 transition count 219
Reduce places removed 7 places and 0 transitions.
Iterating post reduction 1 with 7 rules applied. Total rules applied 14 place count 171 transition count 219
Applied a total of 14 rules in 4 ms. Remains 171 /178 variables (removed 7) and now considering 219/226 (removed 7) transitions.
// Phase 1: matrix 219 rows 171 cols
[2025-05-30 02:58:53] [INFO ] Computed 26 invariants in 1 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-05-30 02:58:53] [INFO ] Implicit Places using invariants in 99 ms returned []
[2025-05-30 02:58:53] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-05-30 02:58:53] [INFO ] Implicit Places using invariants and state equation in 153 ms returned []
Implicit Place search using SMT with State Equation took 253 ms to find 0 implicit places.
Starting structural reductions in REACHABILITY mode, iteration 3 : 171/278 places, 219/487 transitions.
Finished structural reductions in REACHABILITY mode , in 3 iterations and 61125 ms. Remains : 171/278 places, 219/487 transitions.
[2025-05-30 02:58:53] [INFO ] Invariant cache hit.
Current structural bounds on expressions (after invariants) : Max Seen:[0, 0, 0] Max Struct:[1, 1, 1]
RANDOM walk for 1000000 steps (27208 resets) in 1307 ms. (764 steps per ms)
BEST_FIRST walk for 3000002 steps (22212 resets) in 1619 ms. (1851 steps per ms)
Current structural bounds on expressions (after WALK) : Max Seen:[0, 0, 0] Max Struct:[1, 1, 1]
[2025-05-30 02:58:56] [INFO ] Invariant cache hit.
Starting Z3 with timeout 45.0 s and query timeout 4500.0 ms
[2025-05-30 02:58:56] [INFO ] [Real]Absence check using 14 positive place invariants in 4 ms returned sat
[2025-05-30 02:58:56] [INFO ] [Real]Absence check using 14 positive and 12 generalized place invariants in 3 ms returned sat
[2025-05-30 02:58:56] [INFO ] [Real]Absence check using state equation in 50 ms returned sat
[2025-05-30 02:58:56] [INFO ] Solution in real domain found non-integer solution.
Starting Z3 with timeout 45.0 s and query timeout 4500.0 ms
[2025-05-30 02:58:57] [INFO ] [Nat]Absence check using 14 positive place invariants in 4 ms returned sat
[2025-05-30 02:58:57] [INFO ] [Nat]Absence check using 14 positive and 12 generalized place invariants in 2 ms returned sat
[2025-05-30 02:58:57] [INFO ] [Nat]Absence check using state equation in 48 ms returned sat
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-30 02:58:57] [INFO ] Deduced a trap composed of 9 places in 42 ms of which 2 ms to minimize.
[2025-05-30 02:58:57] [INFO ] Trap strengthening (SAT) tested/added 2/1 trap constraints in 63 ms
[2025-05-30 02:58:57] [INFO ] Computed and/alt/rep : 117/320/117 causal constraints (skipped 81 transitions) in 9 ms.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-30 02:58:57] [INFO ] Deduced a trap composed of 24 places in 59 ms of which 6 ms to minimize.
[2025-05-30 02:58:57] [INFO ] Trap strengthening (SAT) tested/added 2/1 trap constraints in 92 ms
[2025-05-30 02:58:57] [INFO ] Added : 46 causal constraints over 10 iterations in 273 ms. Result :sat
Minimization took 91 ms.
Starting Z3 with timeout 45.0 s and query timeout 4500.0 ms
[2025-05-30 02:58:57] [INFO ] [Real]Absence check using 14 positive place invariants in 4 ms returned sat
[2025-05-30 02:58:57] [INFO ] [Real]Absence check using 14 positive and 12 generalized place invariants in 2 ms returned sat
[2025-05-30 02:58:57] [INFO ] [Real]Absence check using state equation in 51 ms returned sat
[2025-05-30 02:58:57] [INFO ] Computed and/alt/rep : 117/320/117 causal constraints (skipped 81 transitions) in 11 ms.
[2025-05-30 02:58:57] [INFO ] Solution in real domain found non-integer solution.
Starting Z3 with timeout 45.0 s and query timeout 4500.0 ms
[2025-05-30 02:58:57] [INFO ] [Nat]Absence check using 14 positive place invariants in 3 ms returned sat
[2025-05-30 02:58:57] [INFO ] [Nat]Absence check using 14 positive and 12 generalized place invariants in 3 ms returned sat
[2025-05-30 02:58:57] [INFO ] [Nat]Absence check using state equation in 50 ms returned sat
[2025-05-30 02:58:57] [INFO ] Computed and/alt/rep : 117/320/117 causal constraints (skipped 81 transitions) in 11 ms.
[2025-05-30 02:58:57] [INFO ] Added : 19 causal constraints over 4 iterations in 91 ms. Result :sat
Minimization took 75 ms.
Starting Z3 with timeout 45.0 s and query timeout 4500.0 ms
[2025-05-30 02:58:57] [INFO ] [Real]Absence check using 14 positive place invariants in 3 ms returned sat
[2025-05-30 02:58:57] [INFO ] [Real]Absence check using 14 positive and 12 generalized place invariants in 2 ms returned sat
[2025-05-30 02:58:58] [INFO ] [Real]Absence check using state equation in 45 ms returned sat
[2025-05-30 02:58:58] [INFO ] Computed and/alt/rep : 117/320/117 causal constraints (skipped 81 transitions) in 9 ms.
[2025-05-30 02:58:58] [INFO ] Solution in real domain found non-integer solution.
Starting Z3 with timeout 45.0 s and query timeout 4500.0 ms
[2025-05-30 02:58:58] [INFO ] [Nat]Absence check using 14 positive place invariants in 4 ms returned sat
[2025-05-30 02:58:58] [INFO ] [Nat]Absence check using 14 positive and 12 generalized place invariants in 2 ms returned sat
[2025-05-30 02:58:58] [INFO ] [Nat]Absence check using state equation in 49 ms returned sat
[2025-05-30 02:58:58] [INFO ] Computed and/alt/rep : 117/320/117 causal constraints (skipped 81 transitions) in 10 ms.
[2025-05-30 02:58:58] [INFO ] Added : 15 causal constraints over 3 iterations in 53 ms. Result :sat
Minimization took 75 ms.
Current structural bounds on expressions (after SMT) : Max Seen:[0, 0, 0] Max Struct:[1, 1, 1]
FORMULA ASLink-PT-03b-UpperBounds-14 1 TECHNIQUES TOPOLOGICAL PARIKH_WALK
Current structural bounds on expressions (After Parikh guided walk) : Max Seen:[0, 0] Max Struct:[1, 1]
Support contains 2 out of 171 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 171/171 places, 219/219 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 1 rules applied. Total rules applied 1 place count 171 transition count 218
Reduce places removed 1 places and 0 transitions.
Iterating post reduction 1 with 1 rules applied. Total rules applied 2 place count 170 transition count 218
Performed 1 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 2 with 1 Pre rules applied. Total rules applied 2 place count 170 transition count 217
Deduced a syphon composed of 1 places in 0 ms
Reduce places removed 1 places and 0 transitions.
Iterating global reduction 2 with 2 rules applied. Total rules applied 4 place count 169 transition count 217
Applied a total of 4 rules in 4 ms. Remains 169 /171 variables (removed 2) and now considering 217/219 (removed 2) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 4 ms. Remains : 169/171 places, 217/219 transitions.
// Phase 1: matrix 217 rows 169 cols
[2025-05-30 02:58:58] [INFO ] Computed 26 invariants in 4 ms
Current structural bounds on expressions (after invariants) : Max Seen:[0, 0] Max Struct:[1, 1]
RANDOM walk for 1000000 steps (27250 resets) in 1295 ms. (771 steps per ms)
BEST_FIRST walk for 2000001 steps (14695 resets) in 1055 ms. (1893 steps per ms)
Current structural bounds on expressions (after WALK) : Max Seen:[0, 0] Max Struct:[1, 1]
[2025-05-30 02:59:00] [INFO ] Invariant cache hit.
Starting Z3 with timeout 45.0 s and query timeout 4500.0 ms
[2025-05-30 02:59:00] [INFO ] [Real]Absence check using 12 positive place invariants in 2 ms returned sat
[2025-05-30 02:59:00] [INFO ] [Real]Absence check using 12 positive and 14 generalized place invariants in 3 ms returned sat
[2025-05-30 02:59:00] [INFO ] [Real]Absence check using state equation in 48 ms returned sat
[2025-05-30 02:59:00] [INFO ] Computed and/alt/rep : 115/318/115 causal constraints (skipped 81 transitions) in 10 ms.
[2025-05-30 02:59:00] [INFO ] Solution in real domain found non-integer solution.
Starting Z3 with timeout 45.0 s and query timeout 4500.0 ms
[2025-05-30 02:59:01] [INFO ] [Nat]Absence check using 12 positive place invariants in 3 ms returned sat
[2025-05-30 02:59:01] [INFO ] [Nat]Absence check using 12 positive and 14 generalized place invariants in 4 ms returned sat
[2025-05-30 02:59:01] [INFO ] [Nat]Absence check using state equation in 52 ms returned sat
[2025-05-30 02:59:01] [INFO ] Computed and/alt/rep : 115/318/115 causal constraints (skipped 81 transitions) in 11 ms.
[2025-05-30 02:59:01] [INFO ] Added : 27 causal constraints over 6 iterations in 120 ms. Result :sat
Minimization took 78 ms.
Starting Z3 with timeout 45.0 s and query timeout 4500.0 ms
[2025-05-30 02:59:01] [INFO ] [Real]Absence check using 12 positive place invariants in 3 ms returned sat
[2025-05-30 02:59:01] [INFO ] [Real]Absence check using 12 positive and 14 generalized place invariants in 3 ms returned sat
[2025-05-30 02:59:01] [INFO ] [Real]Absence check using state equation in 50 ms returned sat
[2025-05-30 02:59:01] [INFO ] Computed and/alt/rep : 115/318/115 causal constraints (skipped 81 transitions) in 10 ms.
[2025-05-30 02:59:01] [INFO ] Solution in real domain found non-integer solution.
Starting Z3 with timeout 45.0 s and query timeout 4500.0 ms
[2025-05-30 02:59:01] [INFO ] [Nat]Absence check using 12 positive place invariants in 3 ms returned sat
[2025-05-30 02:59:01] [INFO ] [Nat]Absence check using 12 positive and 14 generalized place invariants in 3 ms returned sat
[2025-05-30 02:59:01] [INFO ] [Nat]Absence check using state equation in 48 ms returned sat
[2025-05-30 02:59:01] [INFO ] Computed and/alt/rep : 115/318/115 causal constraints (skipped 81 transitions) in 10 ms.
[2025-05-30 02:59:01] [INFO ] Added : 29 causal constraints over 6 iterations in 100 ms. Result :sat
Minimization took 83 ms.
Current structural bounds on expressions (after SMT) : Max Seen:[0, 0] Max Struct:[1, 1]
Current structural bounds on expressions (After Parikh guided walk) : Max Seen:[0, 0] Max Struct:[1, 1]
Support contains 2 out of 169 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 169/169 places, 217/217 transitions.
Applied a total of 0 rules in 2 ms. Remains 169 /169 variables (removed 0) and now considering 217/217 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 3 ms. Remains : 169/169 places, 217/217 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 169/169 places, 217/217 transitions.
Applied a total of 0 rules in 2 ms. Remains 169 /169 variables (removed 0) and now considering 217/217 (removed 0) transitions.
[2025-05-30 02:59:01] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-05-30 02:59:01] [INFO ] Implicit Places using invariants in 110 ms returned []
[2025-05-30 02:59:01] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-05-30 02:59:02] [INFO ] Implicit Places using invariants and state equation in 151 ms returned []
Implicit Place search using SMT with State Equation took 262 ms to find 0 implicit places.
Starting Z3 with timeout 200.0 s and query timeout 20000.0 ms
[2025-05-30 02:59:02] [INFO ] Redundant transitions in 2 ms returned []
Running 196 sub problems to find dead transitions.
[2025-05-30 02:59:02] [INFO ] Invariant cache hit.
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/168 variables, 10/10 constraints. Problems are: Problem set: 0 solved, 196 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/168 variables, 14/24 constraints. Problems are: Problem set: 0 solved, 196 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/168 variables, 0/24 constraints. Problems are: Problem set: 0 solved, 196 unsolved
At refinement iteration 3 (OVERLAPS) 1/169 variables, 2/26 constraints. Problems are: Problem set: 0 solved, 196 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-30 02:59:04] [INFO ] Deduced a trap composed of 9 places in 33 ms of which 2 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-30 02:59:04] [INFO ] Deduced a trap composed of 24 places in 80 ms of which 13 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-30 02:59:05] [INFO ] Deduced a trap composed of 31 places in 67 ms of which 5 ms to minimize.
At refinement iteration 4 (INCLUDED_ONLY) 0/169 variables, 3/29 constraints. Problems are: Problem set: 0 solved, 196 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/169 variables, 0/29 constraints. Problems are: Problem set: 0 solved, 196 unsolved
At refinement iteration 6 (OVERLAPS) 217/386 variables, 169/198 constraints. Problems are: Problem set: 0 solved, 196 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/386 variables, 0/198 constraints. Problems are: Problem set: 0 solved, 196 unsolved
At refinement iteration 8 (OVERLAPS) 0/386 variables, 0/198 constraints. Problems are: Problem set: 0 solved, 196 unsolved
No progress, stopping.
After SMT solving in domain Real declared 386/386 variables, and 198 constraints, problems are : Problem set: 0 solved, 196 unsolved in 9883 ms.
Refiners :[Positive P Invariants (semi-flows): 12/12 constraints, Generalized P Invariants (flows): 14/14 constraints, State Equation: 169/169 constraints, PredecessorRefiner: 196/196 constraints, Known Traps: 3/3 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 196 unsolved
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/168 variables, 10/10 constraints. Problems are: Problem set: 0 solved, 196 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/168 variables, 14/24 constraints. Problems are: Problem set: 0 solved, 196 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/168 variables, 0/24 constraints. Problems are: Problem set: 0 solved, 196 unsolved
At refinement iteration 3 (OVERLAPS) 1/169 variables, 2/26 constraints. Problems are: Problem set: 0 solved, 196 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/169 variables, 3/29 constraints. Problems are: Problem set: 0 solved, 196 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/169 variables, 0/29 constraints. Problems are: Problem set: 0 solved, 196 unsolved
At refinement iteration 6 (OVERLAPS) 217/386 variables, 169/198 constraints. Problems are: Problem set: 0 solved, 196 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/386 variables, 196/394 constraints. Problems are: Problem set: 0 solved, 196 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/386 variables, 0/394 constraints. Problems are: Problem set: 0 solved, 196 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-30 02:59:22] [INFO ] Deduced a trap composed of 78 places in 87 ms of which 16 ms to minimize.
At refinement iteration 9 (OVERLAPS) 0/386 variables, 1/395 constraints. Problems are: Problem set: 0 solved, 196 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/386 variables, 0/395 constraints. Problems are: Problem set: 0 solved, 196 unsolved
At refinement iteration 11 (OVERLAPS) 0/386 variables, 0/395 constraints. Problems are: Problem set: 0 solved, 196 unsolved
No progress, stopping.
After SMT solving in domain Int declared 386/386 variables, and 395 constraints, problems are : Problem set: 0 solved, 196 unsolved in 30010 ms.
Refiners :[Positive P Invariants (semi-flows): 12/12 constraints, Generalized P Invariants (flows): 14/14 constraints, State Equation: 169/169 constraints, PredecessorRefiner: 196/196 constraints, Known Traps: 4/4 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 39922ms problems are : Problem set: 0 solved, 196 unsolved
Search for dead transitions found 0 dead transitions in 39923ms
Finished structural reductions in REACHABILITY mode , in 1 iterations and 40194 ms. Remains : 169/169 places, 217/217 transitions.
RANDOM walk for 40000 steps (1092 resets) in 896 ms. (44 steps per ms) remains 4/4 properties
[2025-05-30 02:59:42] [INFO ] Flatten gal took : 64 ms
BEST_FIRST walk for 40001 steps (292 resets) in 161 ms. (246 steps per ms) remains 4/4 properties
[2025-05-30 02:59:42] [INFO ] Flatten gal took : 25 ms
[2025-05-30 02:59:42] [INFO ] Time to serialize gal into /tmp/ReachabilityCardinality10008097987817575310.gal : 10 ms
[2025-05-30 02:59:42] [INFO ] Time to serialize properties into /tmp/ReachabilityCardinality858512916070021327.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/ReachabilityCardinality10008097987817575310.gal' '-t' 'CGAL' '-reachable-file' '/tmp/ReachabilityCardinality858512916070021327.prop' '--nowitness' '--gen-order' 'FOLLOW'
BEST_FIRST walk for 40003 steps (306 resets) in 164 ms. (242 steps per ms) remains 4/4 properties

BEST_FIRST walk for 40001 steps (296 resets) in 145 ms. (273 steps per ms) remains 4/4 properties
its-reach command run as :

/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202505121319/bin/its-reach-linux64 --gc-threshold 2000000 --quiet ...328
Loading property file /tmp/ReachabilityCardinality858512916070021327.prop.
BEST_FIRST walk for 40002 steps (291 resets) in 206 ms. (193 steps per ms) remains 4/4 properties
SDD proceeding with computation,4 properties remain. new max is 4
SDD size :1 after 2
SDD proceeding with computation,4 properties remain. new max is 8
SDD size :2 after 6
SDD proceeding with computation,4 properties remain. new max is 16
SDD size :6 after 44
SDD proceeding with computation,4 properties remain. new max is 32
SDD size :44 after 264
SDD proceeding with computation,4 properties remain. new max is 64
SDD size :264 after 1428
SDD proceeding with computation,4 properties remain. new max is 128
SDD size :1428 after 1908
Invariant property MIN0 does not hold.
Reachability property MAX0 is true.
SDD proceeding with computation,2 properties remain. new max is 128
SDD size :1908 after 8658
SDD proceeding with computation,2 properties remain. new max is 256
SDD size :8658 after 31722
Invariant property MIN1 does not hold.
Reachability property MAX1 is true.
Found states matching all0 target predicate
Will report total states built up to this point. Computation was interrupted after 257 fixpoint passes
Model ,|S| ,Time ,Mem(kb) ,fin. SDD ,fin. DDD ,peak SDD ,peak DDD ,SDD Hom ,SDD cache peak ,DDD Hom ,DDD cachepeak ,SHom cache
petri\_inst\_inst,116208,0.159107,6828,2,2048,15,11165,6,0,896,7884,0
Total reachable state count : 116208

Verifying 4 reachability properties.
Reachability property MAX0 is true.

Model ,|S| ,Time ,Mem(kb) ,fin. SDD ,fin. DDD ,peak SDD ,peak DDD ,SDD Hom ,SDD cache peak ,DDD Hom ,DDD cachepeak ,SHom cache
MAX0,1,0.159734,6956,2,170,15,11165,7,0,899,7884,0
Invariant property MIN0 does not hold.

Model ,|S| ,Time ,Mem(kb) ,fin. SDD ,fin. DDD ,peak SDD ,peak DDD ,SDD Hom ,SDD cache peak ,DDD Hom ,DDD cachepeak ,SHom cache
MIN0,1,0.160158,7084,2,170,15,11165,8,0,900,7884,0
Reachability property MAX1 is true.

Model ,|S| ,Time ,Mem(kb) ,fin. SDD ,fin. DDD ,peak SDD ,peak DDD ,SDD Hom ,SDD cache peak ,DDD Hom ,DDD cachepeak ,SHom cache
MAX1,1,0.160676,7084,2,170,15,11165,9,0,902,7884,0
Invariant property MIN1 does not hold.

Model ,|S| ,Time ,Mem(kb) ,fin. SDD ,fin. DDD ,peak SDD ,peak DDD ,SDD Hom ,SDD cache peak ,DDD Hom ,DDD cachepeak ,SHom cache
MIN1,1,0.161158,7084,2,170,15,11165,10,0,903,7884,0
Interrupted probabilistic random walk after 559687 steps, run timeout after 3001 ms. (steps per millisecond=186 ) properties seen :2 out of 4
Probabilistic random walk after 559687 steps, saw 380746 distinct states, run finished after 3005 ms. (steps per millisecond=186 ) properties seen :2
FORMULA ASLink-PT-03b-UpperBounds-06 1 TECHNIQUES REACHABILITY_MAX
FORMULA ASLink-PT-03b-UpperBounds-02 1 TECHNIQUES REACHABILITY_MAX
Current structural bounds on expressions (After reachability solving 2 queries.) : Max Seen:[] Max Struct:[]
All properties solved without resorting to model-checking.
Total runtime 310492 ms.

BK_STOP 1748573985579

--------------------
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="ASLink-PT-03b"
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 ASLink-PT-03b, 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 r002-tall-174853729000325"
echo "====================================================================="
echo
echo "--------------------"
echo "preparation of the directory to be used:"

tar xzf /home/mcc/BenchKit/INPUTS/ASLink-PT-03b.tgz
mv ASLink-PT-03b execution
cd execution
if [ "UpperBounds" = "ReachabilityDeadlock" ] || [ "UpperBounds" = "UpperBounds" ] || [ "UpperBounds" = "QuasiLiveness" ] || [ "UpperBounds" = "StableMarking" ] || [ "UpperBounds" = "Liveness" ] || [ "UpperBounds" = "OneSafe" ] || [ "UpperBounds" = "StateSpace" ]; then
rm -f GenericPropertiesVerdict.xml
fi
pwd
ls -lh

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