Execution Chart

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Trace from the execution

Formatting '/data/fkordon/mcc2025-input.r002-tall-174853729200381.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-07a, examination is UpperBounds
Time confinement is 3600 seconds
Memory confinement is 16384 MBytes
Number of cores is 4
Run identifier is r002-tall-174853729200381
=====================================================================

--------------------
preparation of the directory to be used:
/home/mcc/execution
total 1.1M
-rw-r--r-- 1 mcc users 6.0K May 29 14:47 CTLCardinality.txt
-rw-r--r-- 1 mcc users 61K May 29 14:47 CTLCardinality.xml
-rw-r--r-- 1 mcc users 4.8K May 29 14:47 CTLFireability.txt
-rw-r--r-- 1 mcc users 43K 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 3.5K May 29 14:47 LTLCardinality.txt
-rw-r--r-- 1 mcc users 26K May 29 14:47 LTLCardinality.xml
-rw-r--r-- 1 mcc users 2.2K 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 11K May 29 14:47 ReachabilityCardinality.txt
-rw-r--r-- 1 mcc users 118K May 29 14:47 ReachabilityCardinality.xml
-rw-r--r-- 1 mcc users 9.3K May 29 14:47 ReachabilityFireability.txt
-rw-r--r-- 1 mcc users 81K 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 677K 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-07a-UpperBounds-00
FORMULA_NAME ASLink-PT-07a-UpperBounds-01
FORMULA_NAME ASLink-PT-07a-UpperBounds-02
FORMULA_NAME ASLink-PT-07a-UpperBounds-03
FORMULA_NAME ASLink-PT-07a-UpperBounds-04
FORMULA_NAME ASLink-PT-07a-UpperBounds-05
FORMULA_NAME ASLink-PT-07a-UpperBounds-06
FORMULA_NAME ASLink-PT-07a-UpperBounds-07
FORMULA_NAME ASLink-PT-07a-UpperBounds-08
FORMULA_NAME ASLink-PT-07a-UpperBounds-09
FORMULA_NAME ASLink-PT-07a-UpperBounds-10
FORMULA_NAME ASLink-PT-07a-UpperBounds-11
FORMULA_NAME ASLink-PT-07a-UpperBounds-12
FORMULA_NAME ASLink-PT-07a-UpperBounds-13
FORMULA_NAME ASLink-PT-07a-UpperBounds-14
FORMULA_NAME ASLink-PT-07a-UpperBounds-15

=== Now, execution of the tool begins

BK_START 1748595030830

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-07a
BK_MEMORY_CONFINEMENT=16384
Not applying reductions.
Model is PT
UpperBounds PT
Running Version 202505121319
[2025-05-30 08:50:32] [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 08:50:32] [INFO ] Parsing pnml file : /home/mcc/execution/model.pnml
[2025-05-30 08:50:32] [INFO ] Load time of PNML (sax parser for PT used): 154 ms
[2025-05-30 08:50:32] [INFO ] Transformed 1601 places.
[2025-05-30 08:50:32] [INFO ] Transformed 2373 transitions.
[2025-05-30 08:50:32] [INFO ] Found NUPN structural information;
[2025-05-30 08:50:32] [INFO ] Parsed PT model containing 1601 places and 2373 transitions and 8915 arcs in 294 ms.
Parsed 16 properties from file /home/mcc/execution/UpperBounds.xml in 7 ms.
Reduction of identical properties reduced properties to check from 16 to 15
Ensure Unique test removed 25 transitions
Reduce redundant transitions removed 25 transitions.
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] Max Struct:[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] Max Struct:[1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1]
// Phase 1: matrix 2348 rows 1601 cols
[2025-05-30 08:50:32] [INFO ] Computed 308 invariants in 171 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] Max Struct:[1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1]
RANDOM walk for 10000 steps (59 resets) in 84 ms. (117 steps per ms)
FORMULA ASLink-PT-07a-UpperBounds-15 1 TECHNIQUES TOPOLOGICAL BESTFIRST_WALK
FORMULA ASLink-PT-07a-UpperBounds-14 1 TECHNIQUES TOPOLOGICAL BESTFIRST_WALK
FORMULA ASLink-PT-07a-UpperBounds-10 1 TECHNIQUES TOPOLOGICAL BESTFIRST_WALK
FORMULA ASLink-PT-07a-UpperBounds-09 1 TECHNIQUES TOPOLOGICAL BESTFIRST_WALK
FORMULA ASLink-PT-07a-UpperBounds-03 1 TECHNIQUES TOPOLOGICAL BESTFIRST_WALK
FORMULA ASLink-PT-07a-UpperBounds-02 1 TECHNIQUES TOPOLOGICAL BESTFIRST_WALK
BEST_FIRST walk for 90009 steps (54 resets) in 219 ms. (409 steps per ms)
Current structural bounds on expressions (after WALK) : Max Seen:[0, 0, 0, 0, 0, 0, 0, 0, 0] Max Struct:[1, 1, 1, 1, 1, 1, 1, 1, 1]
[2025-05-30 08:50:32] [INFO ] Invariant cache hit.
Starting Z3 with timeout 5.0 s and query timeout 500.0 ms
[2025-05-30 08:50:33] [INFO ] [Real]Absence check using 75 positive place invariants in 47 ms returned sat
[2025-05-30 08:50:33] [INFO ] [Real]Absence check using 75 positive and 233 generalized place invariants in 77 ms returned sat
[2025-05-30 08:50:34] [INFO ] [Real]Absence check using state equation in 1060 ms returned sat
[2025-05-30 08:50:34] [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 08:50:35] [INFO ] [Nat]Absence check using 75 positive place invariants in 43 ms returned sat
[2025-05-30 08:50:35] [INFO ] [Nat]Absence check using 75 positive and 233 generalized place invariants in 74 ms returned sat
[2025-05-30 08:50:36] [INFO ] [Nat]Absence check using state equation in 1657 ms returned sat
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-30 08:50:37] [INFO ] Deduced a trap composed of 23 places in 392 ms of which 47 ms to minimize.
[2025-05-30 08:50:37] [INFO ] Trap strengthening (SAT) tested/added 2/1 trap constraints in 586 ms
[2025-05-30 08:50:37] [INFO ] Computed and/alt/rep : 982/3478/982 causal constraints (skipped 1365 transitions) in 166 ms.
[2025-05-30 08:50:39] [INFO ] Added : 95 causal constraints over 19 iterations in 2402 ms. Result :unknown
Starting Z3 with timeout 5.0 s and query timeout 500.0 ms
[2025-05-30 08:50:40] [INFO ] [Real]Absence check using 75 positive place invariants in 39 ms returned sat
[2025-05-30 08:50:40] [INFO ] [Real]Absence check using 75 positive and 233 generalized place invariants in 72 ms returned sat
[2025-05-30 08:50:41] [INFO ] [Real]Absence check using state equation in 973 ms returned sat
[2025-05-30 08:50:41] [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 08:50:41] [INFO ] [Nat]Absence check using 75 positive place invariants in 39 ms returned sat
[2025-05-30 08:50:41] [INFO ] [Nat]Absence check using 75 positive and 233 generalized place invariants in 72 ms returned sat
[2025-05-30 08:50:42] [INFO ] [Nat]Absence check using state equation in 1086 ms returned sat
[2025-05-30 08:50:42] [INFO ] Computed and/alt/rep : 982/3478/982 causal constraints (skipped 1365 transitions) in 136 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 08:50:46] [INFO ] [Real]Absence check using 75 positive place invariants in 34 ms returned sat
[2025-05-30 08:50:46] [INFO ] [Real]Absence check using 75 positive and 233 generalized place invariants in 73 ms returned sat
[2025-05-30 08:50:47] [INFO ] [Real]Absence check using state equation in 710 ms returned sat
[2025-05-30 08:50:47] [INFO ] Computed and/alt/rep : 982/3478/982 causal constraints (skipped 1365 transitions) in 121 ms.
[2025-05-30 08:50:47] [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 08:50:48] [INFO ] [Nat]Absence check using 75 positive place invariants in 37 ms returned sat
[2025-05-30 08:50:48] [INFO ] [Nat]Absence check using 75 positive and 233 generalized place invariants in 68 ms returned sat
[2025-05-30 08:50:48] [INFO ] [Nat]Absence check using state equation in 793 ms returned sat
[2025-05-30 08:50:49] [INFO ] Computed and/alt/rep : 982/3478/982 causal constraints (skipped 1365 transitions) in 85 ms.
[2025-05-30 08:50:52] [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 2
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 08:50:53] [INFO ] [Real]Absence check using 75 positive place invariants in 33 ms returned sat
[2025-05-30 08:50:53] [INFO ] [Real]Absence check using 75 positive and 233 generalized place invariants in 72 ms returned sat
[2025-05-30 08:50:53] [INFO ] [Real]Absence check using state equation in 762 ms returned sat
[2025-05-30 08:50:53] [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 08:50:54] [INFO ] [Nat]Absence check using 75 positive place invariants in 37 ms returned sat
[2025-05-30 08:50:54] [INFO ] [Nat]Absence check using 75 positive and 233 generalized place invariants in 72 ms returned sat
[2025-05-30 08:50:55] [INFO ] [Nat]Absence check using state equation in 1085 ms returned sat
[2025-05-30 08:50:55] [INFO ] Computed and/alt/rep : 982/3478/982 causal constraints (skipped 1365 transitions) in 99 ms.
[2025-05-30 08:50:56] [INFO ] Added : 5 causal constraints over 1 iterations in 866 ms. Result :sat
Minimization took 773 ms.
Starting Z3 with timeout 5.0 s and query timeout 500.0 ms
[2025-05-30 08:50:57] [INFO ] [Real]Absence check using 75 positive place invariants in 34 ms returned sat
[2025-05-30 08:50:57] [INFO ] [Real]Absence check using 75 positive and 233 generalized place invariants in 78 ms returned sat
[2025-05-30 08:50:58] [INFO ] [Real]Absence check using state equation in 725 ms returned sat
[2025-05-30 08:50:58] [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 08:50:58] [INFO ] [Nat]Absence check using 75 positive place invariants in 35 ms returned sat
[2025-05-30 08:50:58] [INFO ] [Nat]Absence check using 75 positive and 233 generalized place invariants in 74 ms returned sat
[2025-05-30 08:50:59] [INFO ] [Nat]Absence check using state equation in 1405 ms returned sat
[2025-05-30 08:51:00] [INFO ] Computed and/alt/rep : 982/3478/982 causal constraints (skipped 1365 transitions) in 131 ms.
Maximisation of solution failed !
Minimization took 6 ms.
Starting Z3 with timeout 5.0 s and query timeout 500.0 ms
[2025-05-30 08:51:03] [INFO ] [Real]Absence check using 75 positive place invariants in 36 ms returned sat
[2025-05-30 08:51:03] [INFO ] [Real]Absence check using 75 positive and 233 generalized place invariants in 76 ms returned sat
[2025-05-30 08:51:04] [INFO ] [Real]Absence check using state equation in 896 ms returned sat
[2025-05-30 08:51:04] [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 08:51:04] [INFO ] [Nat]Absence check using 75 positive place invariants in 39 ms returned sat
[2025-05-30 08:51:04] [INFO ] [Nat]Absence check using 75 positive and 233 generalized place invariants in 71 ms returned sat
[2025-05-30 08:51:06] [INFO ] [Nat]Absence check using state equation in 1659 ms returned sat
[2025-05-30 08:51:06] [INFO ] Computed and/alt/rep : 982/3478/982 causal constraints (skipped 1365 transitions) in 120 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 08:51:09] [INFO ] [Real]Absence check using 75 positive place invariants in 34 ms returned sat
[2025-05-30 08:51:09] [INFO ] [Real]Absence check using 75 positive and 233 generalized place invariants in 74 ms returned sat
[2025-05-30 08:51:10] [INFO ] [Real]Absence check using state equation in 887 ms returned sat
[2025-05-30 08:51:10] [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 08:51:11] [INFO ] [Nat]Absence check using 75 positive place invariants in 39 ms returned sat
[2025-05-30 08:51:11] [INFO ] [Nat]Absence check using 75 positive and 233 generalized place invariants in 77 ms returned sat
[2025-05-30 08:51:12] [INFO ] [Nat]Absence check using state equation in 1230 ms returned sat
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-30 08:51:12] [INFO ] Deduced a trap composed of 24 places in 156 ms of which 18 ms to minimize.
[2025-05-30 08:51:12] [INFO ] Trap strengthening (SAT) tested/added 2/1 trap constraints in 309 ms
[2025-05-30 08:51:12] [INFO ] Computed and/alt/rep : 982/3478/982 causal constraints (skipped 1365 transitions) in 117 ms.
[2025-05-30 08:51:15] [INFO ] Added : 130 causal constraints over 26 iterations in 3091 ms. Result :unknown
Starting Z3 with timeout 5.0 s and query timeout 500.0 ms
[2025-05-30 08:51:16] [INFO ] [Real]Absence check using 75 positive place invariants in 35 ms returned sat
[2025-05-30 08:51:16] [INFO ] [Real]Absence check using 75 positive and 233 generalized place invariants in 78 ms returned sat
[2025-05-30 08:51:17] [INFO ] [Real]Absence check using state equation in 896 ms returned sat
[2025-05-30 08:51:17] [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 08:51:17] [INFO ] [Nat]Absence check using 75 positive place invariants in 35 ms returned sat
[2025-05-30 08:51:17] [INFO ] [Nat]Absence check using 75 positive and 233 generalized place invariants in 75 ms returned sat
[2025-05-30 08:51:19] [INFO ] [Nat]Absence check using state equation in 1497 ms returned sat
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-30 08:51:19] [INFO ] Deduced a trap composed of 23 places in 384 ms of which 50 ms to minimize.
[2025-05-30 08:51:19] [INFO ] Trap strengthening (SAT) tested/added 2/1 trap constraints in 543 ms
[2025-05-30 08:51:19] [INFO ] Computed and/alt/rep : 982/3478/982 causal constraints (skipped 1365 transitions) in 100 ms.
[2025-05-30 08:51:22] [INFO ] Added : 135 causal constraints over 27 iterations in 2649 ms. Result :unknown
Starting Z3 with timeout 5.0 s and query timeout 500.0 ms
[2025-05-30 08:51:22] [INFO ] [Real]Absence check using 75 positive place invariants in 36 ms returned sat
[2025-05-30 08:51:22] [INFO ] [Real]Absence check using 75 positive and 233 generalized place invariants in 74 ms returned sat
[2025-05-30 08:51:23] [INFO ] [Real]Absence check using state equation in 971 ms returned sat
[2025-05-30 08:51:23] [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 08:51:23] [INFO ] [Nat]Absence check using 75 positive place invariants in 35 ms returned sat
[2025-05-30 08:51:23] [INFO ] [Nat]Absence check using 75 positive and 233 generalized place invariants in 73 ms returned sat
[2025-05-30 08:51:25] [INFO ] [Nat]Absence check using state equation in 1147 ms returned sat
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-30 08:51:25] [INFO ] Deduced a trap composed of 24 places in 195 ms of which 26 ms to minimize.
[2025-05-30 08:51:25] [INFO ] Trap strengthening (SAT) tested/added 2/1 trap constraints in 342 ms
[2025-05-30 08:51:25] [INFO ] Computed and/alt/rep : 982/3478/982 causal constraints (skipped 1365 transitions) in 97 ms.
[2025-05-30 08:51:28] [INFO ] Added : 135 causal constraints over 27 iterations in 3204 ms. Result :unknown
Current structural bounds on expressions (after SMT) : Max Seen:[0, 0, 0, 0, 0, 0, 0, 0, 0] Max Struct:[1, 1, 1, 1, 1, 1, 1, 1, 1]
FORMULA ASLink-PT-07a-UpperBounds-05 1 TECHNIQUES TOPOLOGICAL PARIKH_WALK
FORMULA ASLink-PT-07a-UpperBounds-04 1 TECHNIQUES TOPOLOGICAL PARIKH_WALK
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 1601 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 1601/1601 places, 2348/2348 transitions.
Ensure Unique test removed 28 places
Discarding 14 places :
Implicit places reduction removed 14 places
Drop transitions (Trivial Post-Agglo cleanup.) removed 144 transitions
Trivial Post-agglo rules discarded 144 transitions
Performed 144 trivial Post agglomeration. Transition count delta: 144
Iterating post reduction 0 with 186 rules applied. Total rules applied 186 place count 1559 transition count 2204
Reduce places removed 144 places and 0 transitions.
Iterating post reduction 1 with 144 rules applied. Total rules applied 330 place count 1415 transition count 2204
Performed 148 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 2 with 148 Pre rules applied. Total rules applied 330 place count 1415 transition count 2056
Deduced a syphon composed of 148 places in 6 ms
Ensure Unique test removed 57 places
Reduce places removed 205 places and 0 transitions.
Iterating global reduction 2 with 353 rules applied. Total rules applied 683 place count 1210 transition count 2056
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 2 with 1 rules applied. Total rules applied 684 place count 1210 transition count 2055
Reduce places removed 1 places and 0 transitions.
Iterating post reduction 3 with 1 rules applied. Total rules applied 685 place count 1209 transition count 2055
Discarding 10 places :
Symmetric choice reduction at 4 with 10 rule applications. Total rules 695 place count 1199 transition count 2002
Ensure Unique test removed 1 places
Iterating global reduction 4 with 11 rules applied. Total rules applied 706 place count 1198 transition count 2002
Ensure Unique test removed 2 transitions
Reduce isomorphic transitions removed 2 transitions.
Discarding 1 places :
Implicit places reduction removed 1 places
Drop transitions (Trivial Post-Agglo cleanup.) removed 3 transitions
Trivial Post-agglo rules discarded 3 transitions
Performed 3 trivial Post agglomeration. Transition count delta: 3
Iterating post reduction 4 with 6 rules applied. Total rules applied 712 place count 1197 transition count 1997
Reduce places removed 3 places and 0 transitions.
Iterating post reduction 5 with 3 rules applied. Total rules applied 715 place count 1194 transition count 1997
Discarding 1 places :
Symmetric choice reduction at 6 with 1 rule applications. Total rules 716 place count 1193 transition count 1989
Iterating global reduction 6 with 1 rules applied. Total rules applied 717 place count 1193 transition count 1989
Discarding 1 places :
Symmetric choice reduction at 6 with 1 rule applications. Total rules 718 place count 1192 transition count 1981
Iterating global reduction 6 with 1 rules applied. Total rules applied 719 place count 1192 transition count 1981
Discarding 1 places :
Symmetric choice reduction at 6 with 1 rule applications. Total rules 720 place count 1191 transition count 1973
Iterating global reduction 6 with 1 rules applied. Total rules applied 721 place count 1191 transition count 1973
Discarding 1 places :
Symmetric choice reduction at 6 with 1 rule applications. Total rules 722 place count 1190 transition count 1965
Iterating global reduction 6 with 1 rules applied. Total rules applied 723 place count 1190 transition count 1965
Discarding 1 places :
Symmetric choice reduction at 6 with 1 rule applications. Total rules 724 place count 1189 transition count 1957
Iterating global reduction 6 with 1 rules applied. Total rules applied 725 place count 1189 transition count 1957
Discarding 1 places :
Symmetric choice reduction at 6 with 1 rule applications. Total rules 726 place count 1188 transition count 1949
Iterating global reduction 6 with 1 rules applied. Total rules applied 727 place count 1188 transition count 1949
Discarding 1 places :
Symmetric choice reduction at 6 with 1 rule applications. Total rules 728 place count 1187 transition count 1941
Iterating global reduction 6 with 1 rules applied. Total rules applied 729 place count 1187 transition count 1941
Discarding 1 places :
Symmetric choice reduction at 6 with 1 rule applications. Total rules 730 place count 1186 transition count 1933
Iterating global reduction 6 with 1 rules applied. Total rules applied 731 place count 1186 transition count 1933
Discarding 1 places :
Symmetric choice reduction at 6 with 1 rule applications. Total rules 732 place count 1185 transition count 1925
Iterating global reduction 6 with 1 rules applied. Total rules applied 733 place count 1185 transition count 1925
Discarding 1 places :
Symmetric choice reduction at 6 with 1 rule applications. Total rules 734 place count 1184 transition count 1917
Iterating global reduction 6 with 1 rules applied. Total rules applied 735 place count 1184 transition count 1917
Discarding 1 places :
Symmetric choice reduction at 6 with 1 rule applications. Total rules 736 place count 1183 transition count 1909
Iterating global reduction 6 with 1 rules applied. Total rules applied 737 place count 1183 transition count 1909
Discarding 1 places :
Symmetric choice reduction at 6 with 1 rule applications. Total rules 738 place count 1182 transition count 1901
Iterating global reduction 6 with 1 rules applied. Total rules applied 739 place count 1182 transition count 1901
Discarding 1 places :
Symmetric choice reduction at 6 with 1 rule applications. Total rules 740 place count 1181 transition count 1893
Iterating global reduction 6 with 1 rules applied. Total rules applied 741 place count 1181 transition count 1893
Discarding 1 places :
Symmetric choice reduction at 6 with 1 rule applications. Total rules 742 place count 1180 transition count 1885
Iterating global reduction 6 with 1 rules applied. Total rules applied 743 place count 1180 transition count 1885
Discarding 1 places :
Symmetric choice reduction at 6 with 1 rule applications. Total rules 744 place count 1179 transition count 1877
Iterating global reduction 6 with 1 rules applied. Total rules applied 745 place count 1179 transition count 1877
Discarding 1 places :
Symmetric choice reduction at 6 with 1 rule applications. Total rules 746 place count 1178 transition count 1869
Iterating global reduction 6 with 1 rules applied. Total rules applied 747 place count 1178 transition count 1869
Performed 49 Post agglomeration using F-continuation condition.Transition count delta: 49
Deduced a syphon composed of 49 places in 4 ms
Reduce places removed 49 places and 0 transitions.
Iterating global reduction 6 with 98 rules applied. Total rules applied 845 place count 1129 transition count 1820
Free-agglomeration rule (complex) applied 6 times.
Iterating global reduction 6 with 6 rules applied. Total rules applied 851 place count 1129 transition count 1814
Reduce places removed 6 places and 0 transitions.
Iterating post reduction 6 with 6 rules applied. Total rules applied 857 place count 1123 transition count 1814
Partial Free-agglomeration rule applied 7 times.
Drop transitions (Partial Free agglomeration) removed 7 transitions
Iterating global reduction 7 with 7 rules applied. Total rules applied 864 place count 1123 transition count 1814
Reduce places removed 1 places and 1 transitions.
Iterating global reduction 7 with 1 rules applied. Total rules applied 865 place count 1122 transition count 1813
Reduce places removed 14 places and 0 transitions.
Iterating post reduction 7 with 14 rules applied. Total rules applied 879 place count 1108 transition count 1813
Performed 28 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 8 with 28 Pre rules applied. Total rules applied 879 place count 1108 transition count 1785
Deduced a syphon composed of 28 places in 6 ms
Ensure Unique test removed 1 places
Reduce places removed 29 places and 0 transitions.
Iterating global reduction 8 with 57 rules applied. Total rules applied 936 place count 1079 transition count 1785
Discarding 8 places :
Implicit places reduction removed 8 places
Iterating post reduction 8 with 8 rules applied. Total rules applied 944 place count 1071 transition count 1785
Performed 1 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 9 with 1 Pre rules applied. Total rules applied 944 place count 1071 transition count 1784
Deduced a syphon composed of 1 places in 6 ms
Reduce places removed 1 places and 0 transitions.
Iterating global reduction 9 with 2 rules applied. Total rules applied 946 place count 1070 transition count 1784
Performed 8 Post agglomeration using F-continuation condition.Transition count delta: 8
Deduced a syphon composed of 8 places in 2 ms
Reduce places removed 8 places and 0 transitions.
Iterating global reduction 9 with 16 rules applied. Total rules applied 962 place count 1062 transition count 1776
Discarding 7 places :
Symmetric choice reduction at 9 with 7 rule applications. Total rules 969 place count 1055 transition count 1769
Iterating global reduction 9 with 7 rules applied. Total rules applied 976 place count 1055 transition count 1769
Free-agglomeration rule applied 7 times.
Iterating global reduction 9 with 7 rules applied. Total rules applied 983 place count 1055 transition count 1762
Reduce places removed 7 places and 0 transitions.
Iterating post reduction 9 with 7 rules applied. Total rules applied 990 place count 1048 transition count 1762
Partial Free-agglomeration rule applied 7 times.
Drop transitions (Partial Free agglomeration) removed 7 transitions
Iterating global reduction 10 with 7 rules applied. Total rules applied 997 place count 1048 transition count 1762
Applied a total of 997 rules in 1586 ms. Remains 1048 /1601 variables (removed 553) and now considering 1762/2348 (removed 586) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 1609 ms. Remains : 1048/1601 places, 1762/2348 transitions.
// Phase 1: matrix 1762 rows 1048 cols
[2025-05-30 08:51:38] [INFO ] Computed 184 invariants in 112 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 (10787 resets) in 3044 ms. (328 steps per ms)
BEST_FIRST walk for 7000006 steps (10766 resets) in 9064 ms. (772 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 08:51:51] [INFO ] Invariant cache hit.
Starting Z3 with timeout 45.0 s and query timeout 4500.0 ms
[2025-05-30 08:51:51] [INFO ] [Real]Absence check using 45 positive place invariants in 14 ms returned sat
[2025-05-30 08:51:51] [INFO ] [Real]Absence check using 45 positive and 139 generalized place invariants in 33 ms returned sat
[2025-05-30 08:51:51] [INFO ] [Real]Absence check using state equation in 512 ms returned sat
[2025-05-30 08:51:51] [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 08:51:51] [INFO ] [Nat]Absence check using 45 positive place invariants in 15 ms returned sat
[2025-05-30 08:51:51] [INFO ] [Nat]Absence check using 45 positive and 139 generalized place invariants in 27 ms returned sat
[2025-05-30 08:51:52] [INFO ] [Nat]Absence check using state equation in 505 ms returned sat
[2025-05-30 08:51:52] [INFO ] Computed and/alt/rep : 698/2647/698 causal constraints (skipped 1027 transitions) in 75 ms.
[2025-05-30 08:52:02] [INFO ] Added : 505 causal constraints over 101 iterations in 10132 ms. Result :sat
Minimization took 2164 ms.
Starting Z3 with timeout 45.0 s and query timeout 4500.0 ms
[2025-05-30 08:52:04] [INFO ] [Real]Absence check using 45 positive place invariants in 14 ms returned sat
[2025-05-30 08:52:05] [INFO ] [Real]Absence check using 45 positive and 139 generalized place invariants in 29 ms returned sat
[2025-05-30 08:52:05] [INFO ] [Real]Absence check using state equation in 512 ms returned sat
[2025-05-30 08:52:05] [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 08:52:05] [INFO ] [Nat]Absence check using 45 positive place invariants in 15 ms returned sat
[2025-05-30 08:52:05] [INFO ] [Nat]Absence check using 45 positive and 139 generalized place invariants in 28 ms returned sat
[2025-05-30 08:52:06] [INFO ] [Nat]Absence check using state equation in 816 ms returned sat
[2025-05-30 08:52:06] [INFO ] Computed and/alt/rep : 698/2647/698 causal constraints (skipped 1027 transitions) in 74 ms.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-30 08:52:21] [INFO ] Deduced a trap composed of 72 places in 226 ms of which 46 ms to minimize.
[2025-05-30 08:52:21] [INFO ] Trap strengthening (SAT) tested/added 2/1 trap constraints in 535 ms
[2025-05-30 08:52:22] [INFO ] Added : 436 causal constraints over 88 iterations in 15473 ms. Result :sat
Minimization took 1621 ms.
Starting Z3 with timeout 45.0 s and query timeout 4500.0 ms
[2025-05-30 08:52:23] [INFO ] [Real]Absence check using 45 positive place invariants in 13 ms returned sat
[2025-05-30 08:52:23] [INFO ] [Real]Absence check using 45 positive and 139 generalized place invariants in 28 ms returned sat
[2025-05-30 08:52:24] [INFO ] [Real]Absence check using state equation in 454 ms returned sat
[2025-05-30 08:52:24] [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 08:52:24] [INFO ] [Nat]Absence check using 45 positive place invariants in 15 ms returned sat
[2025-05-30 08:52:24] [INFO ] [Nat]Absence check using 45 positive and 139 generalized place invariants in 28 ms returned sat
[2025-05-30 08:52:25] [INFO ] [Nat]Absence check using state equation in 451 ms returned sat
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-30 08:52:25] [INFO ] Deduced a trap composed of 100 places in 339 ms of which 86 ms to minimize.
[2025-05-30 08:52:25] [INFO ] Trap strengthening (SAT) tested/added 2/1 trap constraints in 446 ms
[2025-05-30 08:52:25] [INFO ] Computed and/alt/rep : 698/2647/698 causal constraints (skipped 1027 transitions) in 80 ms.
[2025-05-30 08:52:36] [INFO ] Added : 560 causal constraints over 112 iterations in 10890 ms. Result :sat
Minimization took 1710 ms.
Starting Z3 with timeout 45.0 s and query timeout 4500.0 ms
[2025-05-30 08:52:38] [INFO ] [Real]Absence check using 45 positive place invariants in 14 ms returned sat
[2025-05-30 08:52:38] [INFO ] [Real]Absence check using 45 positive and 139 generalized place invariants in 36 ms returned sat
[2025-05-30 08:52:38] [INFO ] [Real]Absence check using state equation in 535 ms returned sat
[2025-05-30 08:52:38] [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 08:52:38] [INFO ] [Nat]Absence check using 45 positive place invariants in 15 ms returned sat
[2025-05-30 08:52:39] [INFO ] [Nat]Absence check using 45 positive and 139 generalized place invariants in 28 ms returned sat
[2025-05-30 08:52:39] [INFO ] [Nat]Absence check using state equation in 521 ms returned sat
[2025-05-30 08:52:39] [INFO ] Computed and/alt/rep : 698/2647/698 causal constraints (skipped 1027 transitions) in 75 ms.
[2025-05-30 08:52:45] [INFO ] Added : 221 causal constraints over 46 iterations in 5800 ms. Result :sat
Minimization took 2510 ms.
Starting Z3 with timeout 45.0 s and query timeout 4500.0 ms
[2025-05-30 08:52:48] [INFO ] [Real]Absence check using 45 positive place invariants in 16 ms returned sat
[2025-05-30 08:52:48] [INFO ] [Real]Absence check using 45 positive and 139 generalized place invariants in 28 ms returned sat
[2025-05-30 08:52:48] [INFO ] [Real]Absence check using state equation in 467 ms returned sat
[2025-05-30 08:52:48] [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 08:52:48] [INFO ] [Nat]Absence check using 45 positive place invariants in 25 ms returned sat
[2025-05-30 08:52:48] [INFO ] [Nat]Absence check using 45 positive and 139 generalized place invariants in 27 ms returned sat
[2025-05-30 08:52:49] [INFO ] [Nat]Absence check using state equation in 463 ms returned sat
[2025-05-30 08:52:49] [INFO ] Computed and/alt/rep : 698/2647/698 causal constraints (skipped 1027 transitions) in 73 ms.
[2025-05-30 08:52:59] [INFO ] Added : 498 causal constraints over 100 iterations in 10047 ms. Result :sat
Minimization took 1792 ms.
Starting Z3 with timeout 45.0 s and query timeout 4500.0 ms
[2025-05-30 08:53:01] [INFO ] [Real]Absence check using 45 positive place invariants in 14 ms returned sat
[2025-05-30 08:53:01] [INFO ] [Real]Absence check using 45 positive and 139 generalized place invariants in 31 ms returned sat
[2025-05-30 08:53:01] [INFO ] [Real]Absence check using state equation in 477 ms returned sat
[2025-05-30 08:53:01] [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 08:53:01] [INFO ] [Nat]Absence check using 45 positive place invariants in 14 ms returned sat
[2025-05-30 08:53:02] [INFO ] [Nat]Absence check using 45 positive and 139 generalized place invariants in 28 ms returned sat
[2025-05-30 08:53:02] [INFO ] [Nat]Absence check using state equation in 466 ms returned sat
[2025-05-30 08:53:02] [INFO ] Computed and/alt/rep : 698/2647/698 causal constraints (skipped 1027 transitions) in 76 ms.
[2025-05-30 08:53:11] [INFO ] Added : 514 causal constraints over 103 iterations in 9188 ms. Result :sat
Minimization took 1804 ms.
Starting Z3 with timeout 45.0 s and query timeout 4500.0 ms
[2025-05-30 08:53:13] [INFO ] [Real]Absence check using 45 positive place invariants in 13 ms returned sat
[2025-05-30 08:53:13] [INFO ] [Real]Absence check using 45 positive and 139 generalized place invariants in 29 ms returned sat
[2025-05-30 08:53:14] [INFO ] [Real]Absence check using state equation in 514 ms returned sat
[2025-05-30 08:53:14] [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 08:53:14] [INFO ] [Nat]Absence check using 45 positive place invariants in 14 ms returned sat
[2025-05-30 08:53:14] [INFO ] [Nat]Absence check using 45 positive and 139 generalized place invariants in 28 ms returned sat
[2025-05-30 08:53:14] [INFO ] [Nat]Absence check using state equation in 542 ms returned sat
[2025-05-30 08:53:15] [INFO ] Computed and/alt/rep : 698/2647/698 causal constraints (skipped 1027 transitions) in 75 ms.
[2025-05-30 08:53:25] [INFO ] Added : 516 causal constraints over 104 iterations in 10007 ms. Result :sat
Minimization took 1758 ms.
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 1048 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 1048/1048 places, 1762/1762 transitions.
Applied a total of 0 rules in 38 ms. Remains 1048 /1048 variables (removed 0) and now considering 1762/1762 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 38 ms. Remains : 1048/1048 places, 1762/1762 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 1048/1048 places, 1762/1762 transitions.
Applied a total of 0 rules in 36 ms. Remains 1048 /1048 variables (removed 0) and now considering 1762/1762 (removed 0) transitions.
[2025-05-30 08:53:33] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-05-30 08:53:34] [INFO ] Implicit Places using invariants in 866 ms returned [0, 18, 19, 30, 48, 66, 135, 139, 148, 149, 150, 168, 186, 223, 260, 264, 265, 276, 277, 278, 296, 314, 383, 387, 388, 399, 400, 401, 419, 437, 506, 510, 511, 522, 523, 524, 542, 560, 629, 633, 634, 645, 646, 647, 665, 683, 752, 756, 757, 768, 769, 770, 788, 806, 875, 879, 880, 883, 894, 895, 896, 914, 916, 919, 937, 938, 939, 940, 952, 958, 964, 970, 976, 982, 988, 994, 1000, 1006, 1012]
[2025-05-30 08:53:34] [INFO ] Actually due to overlaps returned [914, 896, 30, 48, 150, 168, 278, 296, 401, 419, 524, 542, 647, 665, 770, 788, 919, 149, 277, 400, 523, 646, 769, 895, 938, 148, 276, 399, 522, 645, 768, 894, 916, 937, 0, 264, 265, 387, 388, 510, 511, 633, 634, 756, 757, 879, 880, 19, 66, 186, 314, 437, 560, 683, 806, 940, 982, 1000, 1012, 18, 883, 939, 952, 958, 964, 970, 976, 988, 994, 1006]
Discarding 70 places :
Implicit Place search using SMT only with invariants took 869 ms to find 70 implicit places.
Starting structural reductions in REACHABILITY mode, iteration 1 : 978/1048 places, 1762/1762 transitions.
Discarding 7 places :
Implicit places reduction removed 7 places
Drop transitions (Trivial Post-Agglo cleanup.) removed 134 transitions
Trivial Post-agglo rules discarded 134 transitions
Performed 134 trivial Post agglomeration. Transition count delta: 134
Iterating post reduction 0 with 141 rules applied. Total rules applied 141 place count 971 transition count 1628
Reduce places removed 134 places and 0 transitions.
Performed 1 Post agglomeration using F-continuation condition.Transition count delta: 1
Iterating post reduction 1 with 135 rules applied. Total rules applied 276 place count 837 transition count 1627
Reduce places removed 1 places and 0 transitions.
Iterating post reduction 2 with 1 rules applied. Total rules applied 277 place count 836 transition count 1627
Performed 34 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 3 with 34 Pre rules applied. Total rules applied 277 place count 836 transition count 1593
Deduced a syphon composed of 34 places in 1 ms
Ensure Unique test removed 1 places
Reduce places removed 35 places and 0 transitions.
Iterating global reduction 3 with 69 rules applied. Total rules applied 346 place count 801 transition count 1593
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 358 place count 797 transition count 1585
Reduce places removed 8 places and 0 transitions.
Iterating post reduction 4 with 8 rules applied. Total rules applied 366 place count 789 transition count 1585
Discarding 15 places :
Symmetric choice reduction at 5 with 15 rule applications. Total rules 381 place count 774 transition count 1570
Iterating global reduction 5 with 15 rules applied. Total rules applied 396 place count 774 transition count 1570
Ensure Unique test removed 3 transitions
Reduce isomorphic transitions removed 3 transitions.
Iterating post reduction 5 with 3 rules applied. Total rules applied 399 place count 774 transition count 1567
Performed 1 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 6 with 1 Pre rules applied. Total rules applied 399 place count 774 transition count 1566
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 401 place count 773 transition count 1566
Discarding 3 places :
Symmetric choice reduction at 6 with 3 rule applications. Total rules 404 place count 770 transition count 1563
Iterating global reduction 6 with 3 rules applied. Total rules applied 407 place count 770 transition count 1563
Discarding 1 places :
Symmetric choice reduction at 6 with 1 rule applications. Total rules 408 place count 769 transition count 1562
Iterating global reduction 6 with 1 rules applied. Total rules applied 409 place count 769 transition count 1562
Discarding 1 places :
Symmetric choice reduction at 6 with 1 rule applications. Total rules 410 place count 768 transition count 1561
Iterating global reduction 6 with 1 rules applied. Total rules applied 411 place count 768 transition count 1561
Performed 59 Post agglomeration using F-continuation condition.Transition count delta: 59
Deduced a syphon composed of 59 places in 1 ms
Reduce places removed 59 places and 0 transitions.
Iterating global reduction 6 with 118 rules applied. Total rules applied 529 place count 709 transition count 1502
Ensure Unique test removed 7 transitions
Reduce isomorphic transitions removed 7 transitions.
Iterating post reduction 6 with 7 rules applied. Total rules applied 536 place count 709 transition count 1495
Discarding 7 places :
Symmetric choice reduction at 7 with 7 rule applications. Total rules 543 place count 702 transition count 1488
Iterating global reduction 7 with 7 rules applied. Total rules applied 550 place count 702 transition count 1488
Ensure Unique test removed 7 transitions
Reduce isomorphic transitions removed 7 transitions.
Iterating post reduction 7 with 7 rules applied. Total rules applied 557 place count 702 transition count 1481
Free-agglomeration rule (complex) applied 14 times.
Iterating global reduction 8 with 14 rules applied. Total rules applied 571 place count 702 transition count 1467
Ensure Unique test removed 1 places
Reduce places removed 15 places and 0 transitions.
Iterating post reduction 8 with 15 rules applied. Total rules applied 586 place count 687 transition count 1467
Partial Free-agglomeration rule applied 21 times.
Drop transitions (Partial Free agglomeration) removed 21 transitions
Iterating global reduction 9 with 21 rules applied. Total rules applied 607 place count 687 transition count 1467
Applied a total of 607 rules in 257 ms. Remains 687 /978 variables (removed 291) and now considering 1467/1762 (removed 295) transitions.
// Phase 1: matrix 1467 rows 687 cols
[2025-05-30 08:53:34] [INFO ] Computed 101 invariants in 17 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-05-30 08:53:35] [INFO ] Implicit Places using invariants in 495 ms returned [74, 91, 97, 100, 102, 103, 106, 107, 159, 172, 183, 189, 192, 194, 199, 200, 252, 269, 275, 278, 280, 285, 286, 338, 355, 361, 364, 366, 371, 372, 424, 441, 447, 450, 452, 457, 458, 510, 527, 533, 536, 538, 543, 544, 596, 613, 619, 622, 624]
[2025-05-30 08:53:35] [INFO ] Actually due to overlaps returned [106, 199, 285, 371, 457, 543, 107, 200, 286, 372, 458, 544, 91, 97, 102, 183, 189, 194, 269, 275, 280, 355, 361, 366, 441, 447, 452, 527, 533, 538, 613, 619, 624, 74, 103, 159, 172, 252, 338, 424, 510, 596]
Discarding 42 places :
Implicit Place search using SMT only with invariants took 498 ms to find 42 implicit places.
Starting structural reductions in REACHABILITY mode, iteration 2 : 645/1048 places, 1467/1762 transitions.
Discarding 28 places :
Symmetric choice reduction at 0 with 28 rule applications. Total rules 28 place count 617 transition count 1439
Iterating global reduction 0 with 28 rules applied. Total rules applied 56 place count 617 transition count 1439
Discarding 7 places :
Symmetric choice reduction at 0 with 7 rule applications. Total rules 63 place count 610 transition count 1432
Iterating global reduction 0 with 7 rules applied. Total rules applied 70 place count 610 transition count 1432
Performed 14 Post agglomeration using F-continuation condition.Transition count delta: 14
Deduced a syphon composed of 14 places in 1 ms
Reduce places removed 14 places and 0 transitions.
Iterating global reduction 0 with 28 rules applied. Total rules applied 98 place count 596 transition count 1418
Free-agglomeration rule applied 21 times.
Iterating global reduction 0 with 21 rules applied. Total rules applied 119 place count 596 transition count 1397
Reduce places removed 21 places and 0 transitions.
Iterating post reduction 0 with 21 rules applied. Total rules applied 140 place count 575 transition count 1397
Free-agglomeration rule (complex) applied 7 times.
Iterating global reduction 1 with 7 rules applied. Total rules applied 147 place count 575 transition count 1390
Reduce places removed 7 places and 0 transitions.
Iterating post reduction 1 with 7 rules applied. Total rules applied 154 place count 568 transition count 1390
Applied a total of 154 rules in 111 ms. Remains 568 /645 variables (removed 77) and now considering 1390/1467 (removed 77) transitions.
// Phase 1: matrix 1390 rows 568 cols
[2025-05-30 08:53:35] [INFO ] Computed 59 invariants in 17 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-05-30 08:53:35] [INFO ] Implicit Places using invariants in 355 ms returned []
[2025-05-30 08:53:35] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-05-30 08:53:36] [INFO ] Implicit Places using invariants and state equation in 1116 ms returned []
Implicit Place search using SMT with State Equation took 1473 ms to find 0 implicit places.
Starting structural reductions in REACHABILITY mode, iteration 3 : 568/1048 places, 1390/1762 transitions.
Finished structural reductions in REACHABILITY mode , in 3 iterations and 3252 ms. Remains : 568/1048 places, 1390/1762 transitions.
[2025-05-30 08:53:36] [INFO ] Invariant cache hit.
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 (17540 resets) in 2041 ms. (489 steps per ms)
BEST_FIRST walk for 7000006 steps (23865 resets) in 5322 ms. (1315 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 08:53:44] [INFO ] Invariant cache hit.
Starting Z3 with timeout 45.0 s and query timeout 4500.0 ms
[2025-05-30 08:53:44] [INFO ] [Real]Absence check using 14 positive place invariants in 6 ms returned sat
[2025-05-30 08:53:44] [INFO ] [Real]Absence check using 14 positive and 45 generalized place invariants in 13 ms returned sat
[2025-05-30 08:53:44] [INFO ] [Real]Absence check using state equation in 316 ms returned sat
[2025-05-30 08:53:44] [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 08:53:44] [INFO ] [Nat]Absence check using 14 positive place invariants in 6 ms returned sat
[2025-05-30 08:53:44] [INFO ] [Nat]Absence check using 14 positive and 45 generalized place invariants in 12 ms returned sat
[2025-05-30 08:53:44] [INFO ] [Nat]Absence check using state equation in 357 ms returned sat
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-30 08:53:45] [INFO ] Deduced a trap composed of 53 places in 96 ms of which 17 ms to minimize.
[2025-05-30 08:53:45] [INFO ] Trap strengthening (SAT) tested/added 2/1 trap constraints in 173 ms
[2025-05-30 08:53:45] [INFO ] Computed and/alt/rep : 312/1354/312 causal constraints (skipped 1044 transitions) in 61 ms.
[2025-05-30 08:53:45] [INFO ] Added : 52 causal constraints over 11 iterations in 819 ms. Result :sat
Minimization took 673 ms.
Starting Z3 with timeout 45.0 s and query timeout 4500.0 ms
[2025-05-30 08:53:46] [INFO ] [Real]Absence check using 14 positive place invariants in 5 ms returned sat
[2025-05-30 08:53:46] [INFO ] [Real]Absence check using 14 positive and 45 generalized place invariants in 12 ms returned sat
[2025-05-30 08:53:47] [INFO ] [Real]Absence check using state equation in 297 ms returned sat
[2025-05-30 08:53:47] [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 08:53:47] [INFO ] [Nat]Absence check using 14 positive place invariants in 6 ms returned sat
[2025-05-30 08:53:47] [INFO ] [Nat]Absence check using 14 positive and 45 generalized place invariants in 17 ms returned sat
[2025-05-30 08:53:47] [INFO ] [Nat]Absence check using state equation in 295 ms returned sat
[2025-05-30 08:53:47] [INFO ] Computed and/alt/rep : 312/1354/312 causal constraints (skipped 1044 transitions) in 60 ms.
[2025-05-30 08:53:48] [INFO ] Added : 66 causal constraints over 14 iterations in 1137 ms. Result :sat
Minimization took 663 ms.
Starting Z3 with timeout 45.0 s and query timeout 4500.0 ms
[2025-05-30 08:53:49] [INFO ] [Real]Absence check using 14 positive place invariants in 6 ms returned sat
[2025-05-30 08:53:49] [INFO ] [Real]Absence check using 14 positive and 45 generalized place invariants in 12 ms returned sat
[2025-05-30 08:53:49] [INFO ] [Real]Absence check using state equation in 337 ms returned sat
[2025-05-30 08:53:49] [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 08:53:49] [INFO ] [Nat]Absence check using 14 positive place invariants in 6 ms returned sat
[2025-05-30 08:53:49] [INFO ] [Nat]Absence check using 14 positive and 45 generalized place invariants in 11 ms returned sat
[2025-05-30 08:53:50] [INFO ] [Nat]Absence check using state equation in 541 ms returned sat
[2025-05-30 08:53:50] [INFO ] Computed and/alt/rep : 312/1354/312 causal constraints (skipped 1044 transitions) in 59 ms.
[2025-05-30 08:53:50] [INFO ] Added : 16 causal constraints over 4 iterations in 521 ms. Result :sat
Minimization took 624 ms.
Starting Z3 with timeout 45.0 s and query timeout 4500.0 ms
[2025-05-30 08:53:51] [INFO ] [Real]Absence check using 14 positive place invariants in 5 ms returned sat
[2025-05-30 08:53:51] [INFO ] [Real]Absence check using 14 positive and 45 generalized place invariants in 24 ms returned sat
[2025-05-30 08:53:52] [INFO ] [Real]Absence check using state equation in 354 ms returned sat
[2025-05-30 08:53:52] [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 08:53:52] [INFO ] [Nat]Absence check using 14 positive place invariants in 6 ms returned sat
[2025-05-30 08:53:52] [INFO ] [Nat]Absence check using 14 positive and 45 generalized place invariants in 11 ms returned sat
[2025-05-30 08:53:52] [INFO ] [Nat]Absence check using state equation in 349 ms returned sat
[2025-05-30 08:53:52] [INFO ] Computed and/alt/rep : 312/1354/312 causal constraints (skipped 1044 transitions) in 59 ms.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-30 08:53:53] [INFO ] Deduced a trap composed of 53 places in 174 ms of which 26 ms to minimize.
[2025-05-30 08:53:53] [INFO ] Trap strengthening (SAT) tested/added 2/1 trap constraints in 268 ms
[2025-05-30 08:53:53] [INFO ] Added : 48 causal constraints over 10 iterations in 1038 ms. Result :sat
Minimization took 656 ms.
Starting Z3 with timeout 45.0 s and query timeout 4500.0 ms
[2025-05-30 08:53:54] [INFO ] [Real]Absence check using 14 positive place invariants in 6 ms returned sat
[2025-05-30 08:53:54] [INFO ] [Real]Absence check using 14 positive and 45 generalized place invariants in 12 ms returned sat
[2025-05-30 08:53:54] [INFO ] [Real]Absence check using state equation in 317 ms returned sat
[2025-05-30 08:53:54] [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 08:53:54] [INFO ] [Nat]Absence check using 14 positive place invariants in 6 ms returned sat
[2025-05-30 08:53:54] [INFO ] [Nat]Absence check using 14 positive and 45 generalized place invariants in 12 ms returned sat
[2025-05-30 08:53:55] [INFO ] [Nat]Absence check using state equation in 363 ms returned sat
[2025-05-30 08:53:55] [INFO ] Computed and/alt/rep : 312/1354/312 causal constraints (skipped 1044 transitions) in 59 ms.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-30 08:53:57] [INFO ] Deduced a trap composed of 53 places in 163 ms of which 25 ms to minimize.
[2025-05-30 08:53:57] [INFO ] Trap strengthening (SAT) tested/added 2/1 trap constraints in 262 ms
[2025-05-30 08:53:57] [INFO ] Added : 104 causal constraints over 22 iterations in 1965 ms. Result :sat
Minimization took 680 ms.
Starting Z3 with timeout 45.0 s and query timeout 4500.0 ms
[2025-05-30 08:53:58] [INFO ] [Real]Absence check using 14 positive place invariants in 5 ms returned sat
[2025-05-30 08:53:58] [INFO ] [Real]Absence check using 14 positive and 45 generalized place invariants in 11 ms returned sat
[2025-05-30 08:53:58] [INFO ] [Real]Absence check using state equation in 323 ms returned sat
[2025-05-30 08:53:58] [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 08:53:58] [INFO ] [Nat]Absence check using 14 positive place invariants in 6 ms returned sat
[2025-05-30 08:53:58] [INFO ] [Nat]Absence check using 14 positive and 45 generalized place invariants in 11 ms returned sat
[2025-05-30 08:53:58] [INFO ] [Nat]Absence check using state equation in 359 ms returned sat
[2025-05-30 08:53:58] [INFO ] Computed and/alt/rep : 312/1354/312 causal constraints (skipped 1044 transitions) in 60 ms.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-30 08:54:00] [INFO ] Deduced a trap composed of 53 places in 247 ms of which 35 ms to minimize.
[2025-05-30 08:54:00] [INFO ] Trap strengthening (SAT) tested/added 2/1 trap constraints in 341 ms
[2025-05-30 08:54:00] [INFO ] Added : 73 causal constraints over 15 iterations in 1422 ms. Result :sat
Minimization took 708 ms.
Starting Z3 with timeout 45.0 s and query timeout 4500.0 ms
[2025-05-30 08:54:01] [INFO ] [Real]Absence check using 14 positive place invariants in 6 ms returned sat
[2025-05-30 08:54:01] [INFO ] [Real]Absence check using 14 positive and 45 generalized place invariants in 12 ms returned sat
[2025-05-30 08:54:01] [INFO ] [Real]Absence check using state equation in 400 ms returned sat
[2025-05-30 08:54:01] [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 08:54:01] [INFO ] [Nat]Absence check using 14 positive place invariants in 6 ms returned sat
[2025-05-30 08:54:01] [INFO ] [Nat]Absence check using 14 positive and 45 generalized place invariants in 12 ms returned sat
[2025-05-30 08:54:02] [INFO ] [Nat]Absence check using state equation in 401 ms returned sat
[2025-05-30 08:54:02] [INFO ] Computed and/alt/rep : 312/1354/312 causal constraints (skipped 1044 transitions) in 61 ms.
[2025-05-30 08:54:03] [INFO ] Added : 42 causal constraints over 10 iterations in 1337 ms. Result :sat
Minimization took 692 ms.
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]
FORMULA ASLink-PT-07a-UpperBounds-06 1 TECHNIQUES TOPOLOGICAL PARIKH_WALK
FORMULA ASLink-PT-07a-UpperBounds-01 1 TECHNIQUES TOPOLOGICAL PARIKH_WALK
Current structural bounds on expressions (After Parikh guided walk) : Max Seen:[0, 0, 0, 0, 0] Max Struct:[1, 1, 1, 1, 1]
Support contains 5 out of 568 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 568/568 places, 1390/1390 transitions.
Applied a total of 0 rules in 20 ms. Remains 568 /568 variables (removed 0) and now considering 1390/1390 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 20 ms. Remains : 568/568 places, 1390/1390 transitions.
[2025-05-30 08:54:05] [INFO ] Invariant cache hit.
Current structural bounds on expressions (after invariants) : Max Seen:[0, 0, 0, 0, 0] Max Struct:[1, 1, 1, 1, 1]
RANDOM walk for 1000000 steps (17491 resets) in 1989 ms. (502 steps per ms)
BEST_FIRST walk for 5000004 steps (17021 resets) in 3764 ms. (1328 steps per ms)
Current structural bounds on expressions (after WALK) : Max Seen:[0, 0, 0, 0, 0] Max Struct:[1, 1, 1, 1, 1]
[2025-05-30 08:54:11] [INFO ] Invariant cache hit.
Starting Z3 with timeout 45.0 s and query timeout 4500.0 ms
[2025-05-30 08:54:11] [INFO ] [Real]Absence check using 14 positive place invariants in 5 ms returned sat
[2025-05-30 08:54:11] [INFO ] [Real]Absence check using 14 positive and 45 generalized place invariants in 11 ms returned sat
[2025-05-30 08:54:11] [INFO ] [Real]Absence check using state equation in 314 ms returned sat
[2025-05-30 08:54:11] [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 08:54:11] [INFO ] [Nat]Absence check using 14 positive place invariants in 7 ms returned sat
[2025-05-30 08:54:11] [INFO ] [Nat]Absence check using 14 positive and 45 generalized place invariants in 13 ms returned sat
[2025-05-30 08:54:12] [INFO ] [Nat]Absence check using state equation in 350 ms returned sat
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-30 08:54:12] [INFO ] Deduced a trap composed of 53 places in 104 ms of which 16 ms to minimize.
[2025-05-30 08:54:12] [INFO ] Trap strengthening (SAT) tested/added 2/1 trap constraints in 168 ms
[2025-05-30 08:54:12] [INFO ] Computed and/alt/rep : 312/1354/312 causal constraints (skipped 1044 transitions) in 61 ms.
[2025-05-30 08:54:13] [INFO ] Added : 52 causal constraints over 11 iterations in 822 ms. Result :sat
Minimization took 687 ms.
Starting Z3 with timeout 45.0 s and query timeout 4500.0 ms
[2025-05-30 08:54:13] [INFO ] [Real]Absence check using 14 positive place invariants in 6 ms returned sat
[2025-05-30 08:54:13] [INFO ] [Real]Absence check using 14 positive and 45 generalized place invariants in 11 ms returned sat
[2025-05-30 08:54:14] [INFO ] [Real]Absence check using state equation in 358 ms returned sat
[2025-05-30 08:54:14] [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 08:54:14] [INFO ] [Nat]Absence check using 14 positive place invariants in 6 ms returned sat
[2025-05-30 08:54:14] [INFO ] [Nat]Absence check using 14 positive and 45 generalized place invariants in 11 ms returned sat
[2025-05-30 08:54:14] [INFO ] [Nat]Absence check using state equation in 355 ms returned sat
[2025-05-30 08:54:14] [INFO ] Computed and/alt/rep : 312/1354/312 causal constraints (skipped 1044 transitions) in 59 ms.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-30 08:54:15] [INFO ] Deduced a trap composed of 53 places in 171 ms of which 26 ms to minimize.
[2025-05-30 08:54:15] [INFO ] Trap strengthening (SAT) tested/added 2/1 trap constraints in 269 ms
[2025-05-30 08:54:15] [INFO ] Added : 48 causal constraints over 10 iterations in 1026 ms. Result :sat
Minimization took 669 ms.
Starting Z3 with timeout 45.0 s and query timeout 4500.0 ms
[2025-05-30 08:54:16] [INFO ] [Real]Absence check using 14 positive place invariants in 7 ms returned sat
[2025-05-30 08:54:16] [INFO ] [Real]Absence check using 14 positive and 45 generalized place invariants in 20 ms returned sat
[2025-05-30 08:54:17] [INFO ] [Real]Absence check using state equation in 321 ms returned sat
[2025-05-30 08:54:17] [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 08:54:17] [INFO ] [Nat]Absence check using 14 positive place invariants in 7 ms returned sat
[2025-05-30 08:54:17] [INFO ] [Nat]Absence check using 14 positive and 45 generalized place invariants in 12 ms returned sat
[2025-05-30 08:54:17] [INFO ] [Nat]Absence check using state equation in 371 ms returned sat
[2025-05-30 08:54:17] [INFO ] Computed and/alt/rep : 312/1354/312 causal constraints (skipped 1044 transitions) in 62 ms.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-30 08:54:19] [INFO ] Deduced a trap composed of 53 places in 166 ms of which 25 ms to minimize.
[2025-05-30 08:54:19] [INFO ] Trap strengthening (SAT) tested/added 2/1 trap constraints in 259 ms
[2025-05-30 08:54:19] [INFO ] Added : 104 causal constraints over 22 iterations in 1968 ms. Result :sat
Minimization took 685 ms.
Starting Z3 with timeout 45.0 s and query timeout 4500.0 ms
[2025-05-30 08:54:20] [INFO ] [Real]Absence check using 14 positive place invariants in 5 ms returned sat
[2025-05-30 08:54:20] [INFO ] [Real]Absence check using 14 positive and 45 generalized place invariants in 12 ms returned sat
[2025-05-30 08:54:20] [INFO ] [Real]Absence check using state equation in 326 ms returned sat
[2025-05-30 08:54:20] [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 08:54:20] [INFO ] [Nat]Absence check using 14 positive place invariants in 6 ms returned sat
[2025-05-30 08:54:20] [INFO ] [Nat]Absence check using 14 positive and 45 generalized place invariants in 12 ms returned sat
[2025-05-30 08:54:21] [INFO ] [Nat]Absence check using state equation in 372 ms returned sat
[2025-05-30 08:54:21] [INFO ] Computed and/alt/rep : 312/1354/312 causal constraints (skipped 1044 transitions) in 61 ms.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-30 08:54:22] [INFO ] Deduced a trap composed of 53 places in 247 ms of which 35 ms to minimize.
[2025-05-30 08:54:22] [INFO ] Trap strengthening (SAT) tested/added 2/1 trap constraints in 352 ms
[2025-05-30 08:54:22] [INFO ] Added : 73 causal constraints over 15 iterations in 1439 ms. Result :sat
Minimization took 717 ms.
Starting Z3 with timeout 45.0 s and query timeout 4500.0 ms
[2025-05-30 08:54:23] [INFO ] [Real]Absence check using 14 positive place invariants in 6 ms returned sat
[2025-05-30 08:54:23] [INFO ] [Real]Absence check using 14 positive and 45 generalized place invariants in 11 ms returned sat
[2025-05-30 08:54:23] [INFO ] [Real]Absence check using state equation in 424 ms returned sat
[2025-05-30 08:54:23] [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 08:54:23] [INFO ] [Nat]Absence check using 14 positive place invariants in 6 ms returned sat
[2025-05-30 08:54:24] [INFO ] [Nat]Absence check using 14 positive and 45 generalized place invariants in 12 ms returned sat
[2025-05-30 08:54:24] [INFO ] [Nat]Absence check using state equation in 405 ms returned sat
[2025-05-30 08:54:24] [INFO ] Computed and/alt/rep : 312/1354/312 causal constraints (skipped 1044 transitions) in 61 ms.
[2025-05-30 08:54:25] [INFO ] Added : 42 causal constraints over 10 iterations in 1340 ms. Result :sat
Minimization took 708 ms.
Current structural bounds on expressions (after SMT) : Max Seen:[0, 0, 0, 0, 0] Max Struct:[1, 1, 1, 1, 1]
Current structural bounds on expressions (After Parikh guided walk) : Max Seen:[0, 0, 0, 0, 0] Max Struct:[1, 1, 1, 1, 1]
Support contains 5 out of 568 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 568/568 places, 1390/1390 transitions.
Applied a total of 0 rules in 19 ms. Remains 568 /568 variables (removed 0) and now considering 1390/1390 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 19 ms. Remains : 568/568 places, 1390/1390 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 568/568 places, 1390/1390 transitions.
Applied a total of 0 rules in 18 ms. Remains 568 /568 variables (removed 0) and now considering 1390/1390 (removed 0) transitions.
[2025-05-30 08:54:27] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-05-30 08:54:28] [INFO ] Implicit Places using invariants in 371 ms returned []
[2025-05-30 08:54:28] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-05-30 08:54:29] [INFO ] Implicit Places using invariants and state equation in 1122 ms returned []
Implicit Place search using SMT with State Equation took 1494 ms to find 0 implicit places.
Starting Z3 with timeout 200.0 s and query timeout 20000.0 ms
[2025-05-30 08:54:29] [INFO ] Redundant transitions in 99 ms returned []
Running 1356 sub problems to find dead transitions.
[2025-05-30 08:54:29] [INFO ] Invariant cache hit.
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/567 variables, 11/11 constraints. Problems are: Problem set: 0 solved, 1356 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/567 variables, 44/55 constraints. Problems are: Problem set: 0 solved, 1356 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 567/1958 variables, and 55 constraints, problems are : Problem set: 0 solved, 1356 unsolved in 30043 ms.
Refiners :[Positive P Invariants (semi-flows): 11/14 constraints, Generalized P Invariants (flows): 44/45 constraints, State Equation: 0/568 constraints, PredecessorRefiner: 1356/1356 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 1356 unsolved
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/567 variables, 11/11 constraints. Problems are: Problem set: 0 solved, 1356 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/567 variables, 44/55 constraints. Problems are: Problem set: 0 solved, 1356 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 567/1958 variables, and 55 constraints, problems are : Problem set: 0 solved, 1356 unsolved in 30023 ms.
Refiners :[Positive P Invariants (semi-flows): 11/14 constraints, Generalized P Invariants (flows): 44/45 constraints, State Equation: 0/568 constraints, PredecessorRefiner: 0/1356 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 60571ms problems are : Problem set: 0 solved, 1356 unsolved
Search for dead transitions found 0 dead transitions in 60587ms
Finished structural reductions in REACHABILITY mode , in 1 iterations and 62218 ms. Remains : 568/568 places, 1390/1390 transitions.
RANDOM walk for 40000 steps (741 resets) in 1135 ms. (35 steps per ms) remains 10/10 properties
BEST_FIRST walk for 40003 steps (132 resets) in 177 ms. (224 steps per ms) remains 10/10 properties
BEST_FIRST walk for 40003 steps (138 resets) in 150 ms. (264 steps per ms) remains 10/10 properties
BEST_FIRST walk for 40004 steps (132 resets) in 143 ms. (277 steps per ms) remains 10/10 properties
BEST_FIRST walk for 40003 steps (134 resets) in 218 ms. (182 steps per ms) remains 10/10 properties
BEST_FIRST walk for 40003 steps (135 resets) in 170 ms. (233 steps per ms) remains 10/10 properties
[2025-05-30 08:55:30] [INFO ] Flatten gal took : 247 ms
BEST_FIRST walk for 40002 steps (137 resets) in 147 ms. (270 steps per ms) remains 10/10 properties
BEST_FIRST walk for 40003 steps (136 resets) in 154 ms. (258 steps per ms) remains 10/10 properties
BEST_FIRST walk for 40003 steps (138 resets) in 132 ms. (300 steps per ms) remains 10/10 properties
[2025-05-30 08:55:30] [INFO ] Flatten gal took : 252 ms
BEST_FIRST walk for 40004 steps (141 resets) in 173 ms. (229 steps per ms) remains 10/10 properties
BEST_FIRST walk for 40003 steps (138 resets) in 79 ms. (500 steps per ms) remains 10/10 properties
[2025-05-30 08:55:30] [INFO ] Time to serialize gal into /tmp/ReachabilityCardinality7649091157849627017.gal : 34 ms
[2025-05-30 08:55:30] [INFO ] Time to serialize properties into /tmp/ReachabilityCardinality15759746153120481851.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/ReachabilityCardinality7649091157849627017.gal' '-t' 'CGAL' '-reachable-file' '/tmp/ReachabilityCardinality15759746153120481851.prop' '--nowitness' '--gen-order' 'FOLLOW'

its-reach command run as :

/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202505121319/bin/its-reach-linux64 --gc-threshold 2000000 --quiet ...329
Loading property file /tmp/ReachabilityCardinality15759746153120481851.prop.
SDD proceeding with computation,10 properties remain. new max is 4
SDD size :1 after 2
SDD proceeding with computation,10 properties remain. new max is 8
SDD size :2 after 6
SDD proceeding with computation,10 properties remain. new max is 16
SDD size :6 after 12
SDD proceeding with computation,10 properties remain. new max is 32
SDD size :12 after 44
SDD proceeding with computation,10 properties remain. new max is 64
SDD size :44 after 328
SDD proceeding with computation,10 properties remain. new max is 128
SDD size :328 after 18272
SDD proceeding with computation,10 properties remain. new max is 256
SDD size :18272 after 7.22835e+06
SDD proceeding with computation,10 properties remain. new max is 512
SDD size :7.22835e+06 after 8.43246e+06
SDD proceeding with computation,10 properties remain. new max is 1024
SDD size :8.43246e+06 after 8.59577e+06
SDD proceeding with computation,10 properties remain. new max is 2048
SDD size :8.59577e+06 after 8.72139e+06
Invariant property MIN4 does not hold.
Reachability property MAX4 is true.
Invariant property MIN0 does not hold.
Reachability property MAX0 is true.
SDD proceeding with computation,6 properties remain. new max is 2048
SDD size :8.72139e+06 after 2.39175e+08
SDD proceeding with computation,6 properties remain. new max is 4096
SDD size :2.39175e+08 after 2.72577e+09
Invariant property MIN3 does not hold.
Reachability property MAX3 is true.
Invariant property MIN2 does not hold.
Reachability property MAX2 is true.
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 4097 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,2.48781e+10,1.9491,59612,2,39389,22,119595,6,0,3665,87956,0
Total reachable state count : 24878079112

Verifying 10 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
MAX0,1,1.95712,59612,2,569,22,119595,7,0,3668,87956,0
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
MIN0,1,1.96343,59612,2,569,22,119595,8,0,3669,87956,0
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
MAX1,6,1.97232,59612,2,679,22,119595,9,0,3671,87956,0
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
MIN1,6,1.98108,59612,2,679,22,119595,10,0,3672,87956,0
Reachability property MAX2 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
MAX2,12,1.99136,59612,2,680,22,119595,11,0,3674,87956,0
Invariant property MIN2 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
MIN2,12,2.00117,59612,2,680,22,119595,12,0,3675,87956,0
Reachability property MAX3 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
MAX3,12,2.01196,59612,2,680,22,119595,13,0,3677,87956,0
Invariant property MIN3 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
MIN3,12,2.02331,59612,2,680,22,119595,14,0,3678,87956,0
Reachability property MAX4 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
MAX4,1,2.03026,59612,2,569,22,119595,15,0,3680,87956,0
Invariant property MIN4 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
MIN4,1,2.03673,59612,2,569,22,119595,16,0,3681,87956,0
Interrupted probabilistic random walk after 211498 steps, run timeout after 3001 ms. (steps per millisecond=70 ) properties seen :0 out of 10
Probabilistic random walk after 211498 steps, saw 140933 distinct states, run finished after 3004 ms. (steps per millisecond=70 ) properties seen :0
FORMULA ASLink-PT-07a-UpperBounds-12 1 TECHNIQUES REACHABILITY_MAX
FORMULA ASLink-PT-07a-UpperBounds-11 1 TECHNIQUES REACHABILITY_MAX
FORMULA ASLink-PT-07a-UpperBounds-08 1 TECHNIQUES REACHABILITY_MAX
FORMULA ASLink-PT-07a-UpperBounds-13 1 TECHNIQUES REACHABILITY_MAX
FORMULA ASLink-PT-07a-UpperBounds-07 1 TECHNIQUES REACHABILITY_MAX
FORMULA ASLink-PT-07a-UpperBounds-00 1 TECHNIQUES REACHABILITY_MAX
Current structural bounds on expressions (After reachability solving 5 queries.) : Max Seen:[] Max Struct:[]
All properties solved without resorting to model-checking.
Total runtime 301955 ms.

BK_STOP 1748595334027

--------------------
content from stderr:

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

Sequence of Actions to be Executed by the VM

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

set -x
# this is for BenchKit: configuration of major elements for the test
export BK_INPUT="ASLink-PT-07a"
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-07a, 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-174853729200381"
echo "====================================================================="
echo
echo "--------------------"
echo "preparation of the directory to be used:"

tar xzf /home/mcc/BenchKit/INPUTS/ASLink-PT-07a.tgz
mv ASLink-PT-07a 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 ;