Execution Chart

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Trace from the execution

Formatting '/data/fkordon/mcc2025-input.r002-tall-174853729100365.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-06a, examination is UpperBounds
Time confinement is 3600 seconds
Memory confinement is 16384 MBytes
Number of cores is 4
Run identifier is r002-tall-174853729100365
=====================================================================

--------------------
preparation of the directory to be used:
/home/mcc/execution
total 1012K
-rw-r--r-- 1 mcc users 6.7K May 29 14:47 CTLCardinality.txt
-rw-r--r-- 1 mcc users 73K May 29 14:47 CTLCardinality.xml
-rw-r--r-- 1 mcc users 6.6K May 29 14:47 CTLFireability.txt
-rw-r--r-- 1 mcc users 64K 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 3.7K May 29 14:47 LTLCardinality.txt
-rw-r--r-- 1 mcc users 27K May 29 14:47 LTLCardinality.xml
-rw-r--r-- 1 mcc users 2.2K 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 8.6K May 29 14:47 ReachabilityCardinality.txt
-rw-r--r-- 1 mcc users 90K May 29 14:47 ReachabilityCardinality.xml
-rw-r--r-- 1 mcc users 7.2K May 29 14:47 ReachabilityFireability.txt
-rw-r--r-- 1 mcc users 58K May 29 14:47 ReachabilityFireability.xml
-rw-r--r-- 1 mcc users 1.6K May 29 14:47 UpperBounds.txt
-rw-r--r-- 1 mcc users 3.8K 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 597K 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-06a-UpperBounds-00
FORMULA_NAME ASLink-PT-06a-UpperBounds-01
FORMULA_NAME ASLink-PT-06a-UpperBounds-02
FORMULA_NAME ASLink-PT-06a-UpperBounds-03
FORMULA_NAME ASLink-PT-06a-UpperBounds-04
FORMULA_NAME ASLink-PT-06a-UpperBounds-05
FORMULA_NAME ASLink-PT-06a-UpperBounds-06
FORMULA_NAME ASLink-PT-06a-UpperBounds-07
FORMULA_NAME ASLink-PT-06a-UpperBounds-08
FORMULA_NAME ASLink-PT-06a-UpperBounds-09
FORMULA_NAME ASLink-PT-06a-UpperBounds-10
FORMULA_NAME ASLink-PT-06a-UpperBounds-11
FORMULA_NAME ASLink-PT-06a-UpperBounds-12
FORMULA_NAME ASLink-PT-06a-UpperBounds-13
FORMULA_NAME ASLink-PT-06a-UpperBounds-14
FORMULA_NAME ASLink-PT-06a-UpperBounds-15

=== Now, execution of the tool begins

BK_START 1748588410708

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-06a
BK_MEMORY_CONFINEMENT=16384
Not applying reductions.
Model is PT
UpperBounds PT
Running Version 202505121319
[2025-05-30 07:00:11] [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 07:00:11] [INFO ] Parsing pnml file : /home/mcc/execution/model.pnml
[2025-05-30 07:00:12] [INFO ] Load time of PNML (sax parser for PT used): 138 ms
[2025-05-30 07:00:12] [INFO ] Transformed 1406 places.
[2025-05-30 07:00:12] [INFO ] Transformed 2100 transitions.
[2025-05-30 07:00:12] [INFO ] Found NUPN structural information;
[2025-05-30 07:00:12] [INFO ] Parsed PT model containing 1406 places and 2100 transitions and 7896 arcs in 246 ms.
Parsed 16 properties from file /home/mcc/execution/UpperBounds.xml in 7 ms.
Ensure Unique test removed 22 transitions
Reduce redundant transitions removed 22 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, 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 2078 rows 1406 cols
[2025-05-30 07:00:12] [INFO ] Computed 270 invariants in 107 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 (47 resets) in 71 ms. (138 steps per ms)
FORMULA ASLink-PT-06a-UpperBounds-15 1 TECHNIQUES TOPOLOGICAL BESTFIRST_WALK
FORMULA ASLink-PT-06a-UpperBounds-14 1 TECHNIQUES TOPOLOGICAL BESTFIRST_WALK
FORMULA ASLink-PT-06a-UpperBounds-12 1 TECHNIQUES TOPOLOGICAL BESTFIRST_WALK
FORMULA ASLink-PT-06a-UpperBounds-10 1 TECHNIQUES TOPOLOGICAL BESTFIRST_WALK
FORMULA ASLink-PT-06a-UpperBounds-09 1 TECHNIQUES TOPOLOGICAL BESTFIRST_WALK
FORMULA ASLink-PT-06a-UpperBounds-07 1 TECHNIQUES TOPOLOGICAL BESTFIRST_WALK
FORMULA ASLink-PT-06a-UpperBounds-06 1 TECHNIQUES TOPOLOGICAL BESTFIRST_WALK
FORMULA ASLink-PT-06a-UpperBounds-05 1 TECHNIQUES TOPOLOGICAL BESTFIRST_WALK
FORMULA ASLink-PT-06a-UpperBounds-04 1 TECHNIQUES TOPOLOGICAL BESTFIRST_WALK
FORMULA ASLink-PT-06a-UpperBounds-03 1 TECHNIQUES TOPOLOGICAL BESTFIRST_WALK
FORMULA ASLink-PT-06a-UpperBounds-01 1 TECHNIQUES TOPOLOGICAL BESTFIRST_WALK
BEST_FIRST walk for 50004 steps (36 resets) in 117 ms. (423 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 07:00:12] [INFO ] Invariant cache hit.
Starting Z3 with timeout 5.0 s and query timeout 500.0 ms
[2025-05-30 07:00:12] [INFO ] [Real]Absence check using 66 positive place invariants in 41 ms returned sat
[2025-05-30 07:00:13] [INFO ] [Real]Absence check using 66 positive and 204 generalized place invariants in 74 ms returned sat
[2025-05-30 07:00:14] [INFO ] [Real]Absence check using state equation in 994 ms returned sat
[2025-05-30 07:00:14] [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 07:00:14] [INFO ] [Nat]Absence check using 66 positive place invariants in 34 ms returned sat
[2025-05-30 07:00:14] [INFO ] [Nat]Absence check using 66 positive and 204 generalized place invariants in 62 ms returned sat
[2025-05-30 07:00:15] [INFO ] [Nat]Absence check using state equation in 982 ms returned sat
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-30 07:00:17] [INFO ] Deduced a trap composed of 24 places in 1890 ms of which 18 ms to minimize.
[2025-05-30 07:00:17] [INFO ] Trap strengthening (SAT) tested/added 2/1 trap constraints in 2077 ms
[2025-05-30 07:00:17] [INFO ] Computed and/alt/rep : 858/3058/858 causal constraints (skipped 1219 transitions) in 115 ms.
[2025-05-30 07:00:19] [INFO ] Added : 55 causal constraints over 11 iterations in 1623 ms. Result :unknown
Starting Z3 with timeout 5.0 s and query timeout 500.0 ms
[2025-05-30 07:00:19] [INFO ] [Real]Absence check using 66 positive place invariants in 36 ms returned sat
[2025-05-30 07:00:19] [INFO ] [Real]Absence check using 66 positive and 204 generalized place invariants in 64 ms returned sat
[2025-05-30 07:00:20] [INFO ] [Real]Absence check using state equation in 762 ms returned sat
[2025-05-30 07:00:20] [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 07:00:20] [INFO ] [Nat]Absence check using 66 positive place invariants in 31 ms returned sat
[2025-05-30 07:00:20] [INFO ] [Nat]Absence check using 66 positive and 204 generalized place invariants in 63 ms returned sat
[2025-05-30 07:00:22] [INFO ] [Nat]Absence check using state equation in 1508 ms returned sat
[2025-05-30 07:00:22] [INFO ] Computed and/alt/rep : 858/3058/858 causal constraints (skipped 1219 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 07:00:25] [INFO ] [Real]Absence check using 66 positive place invariants in 29 ms returned sat
[2025-05-30 07:00:25] [INFO ] [Real]Absence check using 66 positive and 204 generalized place invariants in 72 ms returned sat
[2025-05-30 07:00:26] [INFO ] [Real]Absence check using state equation in 603 ms returned sat
[2025-05-30 07:00:26] [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 07:00:26] [INFO ] [Nat]Absence check using 66 positive place invariants in 31 ms returned sat
[2025-05-30 07:00:26] [INFO ] [Nat]Absence check using 66 positive and 204 generalized place invariants in 67 ms returned sat
[2025-05-30 07:00:27] [INFO ] [Nat]Absence check using state equation in 805 ms returned sat
[2025-05-30 07:00:27] [INFO ] Computed and/alt/rep : 858/3058/858 causal constraints (skipped 1219 transitions) in 94 ms.
[2025-05-30 07:00:31] [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 2
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.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 07:00:31] [INFO ] [Real]Absence check using 66 positive place invariants in 29 ms returned sat
[2025-05-30 07:00:31] [INFO ] [Real]Absence check using 66 positive and 204 generalized place invariants in 68 ms returned sat
[2025-05-30 07:00:32] [INFO ] [Real]Absence check using state equation in 712 ms returned sat
[2025-05-30 07:00:32] [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 07:00:32] [INFO ] [Nat]Absence check using 66 positive place invariants in 31 ms returned sat
[2025-05-30 07:00:32] [INFO ] [Nat]Absence check using 66 positive and 204 generalized place invariants in 74 ms returned sat
[2025-05-30 07:00:33] [INFO ] [Nat]Absence check using state equation in 1103 ms returned sat
[2025-05-30 07:00:34] [INFO ] Computed and/alt/rep : 858/3058/858 causal constraints (skipped 1219 transitions) in 119 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 07:00:37] [INFO ] [Real]Absence check using 66 positive place invariants in 27 ms returned sat
[2025-05-30 07:00:37] [INFO ] [Real]Absence check using 66 positive and 204 generalized place invariants in 76 ms returned sat
[2025-05-30 07:00:38] [INFO ] [Real]Absence check using state equation in 612 ms returned sat
[2025-05-30 07:00:38] [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 07:00:38] [INFO ] [Nat]Absence check using 66 positive place invariants in 30 ms returned sat
[2025-05-30 07:00:38] [INFO ] [Nat]Absence check using 66 positive and 204 generalized place invariants in 64 ms returned sat
[2025-05-30 07:00:39] [INFO ] [Nat]Absence check using state equation in 607 ms returned sat
[2025-05-30 07:00:39] [INFO ] Computed and/alt/rep : 858/3058/858 causal constraints (skipped 1219 transitions) in 112 ms.
[2025-05-30 07:00:43] [INFO ] Added : 205 causal constraints over 41 iterations in 4036 ms. Result :unknown
Current structural bounds on expressions (after SMT) : Max Seen:[0, 0, 0, 0, 0] Max Struct:[1, 1, 1, 1, 1]
FORMULA ASLink-PT-06a-UpperBounds-08 1 TECHNIQUES TOPOLOGICAL PARIKH_WALK
FORMULA ASLink-PT-06a-UpperBounds-00 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 1406 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 1406/1406 places, 2078/2078 transitions.
Ensure Unique test removed 24 places
Discarding 12 places :
Implicit places reduction removed 12 places
Drop transitions (Trivial Post-Agglo cleanup.) removed 126 transitions
Trivial Post-agglo rules discarded 126 transitions
Performed 126 trivial Post agglomeration. Transition count delta: 126
Iterating post reduction 0 with 162 rules applied. Total rules applied 162 place count 1370 transition count 1952
Reduce places removed 126 places and 0 transitions.
Iterating post reduction 1 with 126 rules applied. Total rules applied 288 place count 1244 transition count 1952
Performed 128 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 2 with 128 Pre rules applied. Total rules applied 288 place count 1244 transition count 1824
Deduced a syphon composed of 128 places in 3 ms
Ensure Unique test removed 50 places
Reduce places removed 178 places and 0 transitions.
Iterating global reduction 2 with 306 rules applied. Total rules applied 594 place count 1066 transition count 1824
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 595 place count 1066 transition count 1823
Reduce places removed 1 places and 0 transitions.
Iterating post reduction 3 with 1 rules applied. Total rules applied 596 place count 1065 transition count 1823
Discarding 9 places :
Symmetric choice reduction at 4 with 9 rule applications. Total rules 605 place count 1056 transition count 1776
Ensure Unique test removed 1 places
Iterating global reduction 4 with 10 rules applied. Total rules applied 615 place count 1055 transition count 1776
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 621 place count 1054 transition count 1771
Reduce places removed 3 places and 0 transitions.
Iterating post reduction 5 with 3 rules applied. Total rules applied 624 place count 1051 transition count 1771
Discarding 1 places :
Symmetric choice reduction at 6 with 1 rule applications. Total rules 625 place count 1050 transition count 1763
Iterating global reduction 6 with 1 rules applied. Total rules applied 626 place count 1050 transition count 1763
Discarding 1 places :
Symmetric choice reduction at 6 with 1 rule applications. Total rules 627 place count 1049 transition count 1755
Iterating global reduction 6 with 1 rules applied. Total rules applied 628 place count 1049 transition count 1755
Discarding 1 places :
Symmetric choice reduction at 6 with 1 rule applications. Total rules 629 place count 1048 transition count 1747
Iterating global reduction 6 with 1 rules applied. Total rules applied 630 place count 1048 transition count 1747
Discarding 1 places :
Symmetric choice reduction at 6 with 1 rule applications. Total rules 631 place count 1047 transition count 1739
Iterating global reduction 6 with 1 rules applied. Total rules applied 632 place count 1047 transition count 1739
Discarding 1 places :
Symmetric choice reduction at 6 with 1 rule applications. Total rules 633 place count 1046 transition count 1731
Iterating global reduction 6 with 1 rules applied. Total rules applied 634 place count 1046 transition count 1731
Discarding 1 places :
Symmetric choice reduction at 6 with 1 rule applications. Total rules 635 place count 1045 transition count 1723
Iterating global reduction 6 with 1 rules applied. Total rules applied 636 place count 1045 transition count 1723
Discarding 1 places :
Symmetric choice reduction at 6 with 1 rule applications. Total rules 637 place count 1044 transition count 1715
Iterating global reduction 6 with 1 rules applied. Total rules applied 638 place count 1044 transition count 1715
Discarding 1 places :
Symmetric choice reduction at 6 with 1 rule applications. Total rules 639 place count 1043 transition count 1707
Iterating global reduction 6 with 1 rules applied. Total rules applied 640 place count 1043 transition count 1707
Discarding 1 places :
Symmetric choice reduction at 6 with 1 rule applications. Total rules 641 place count 1042 transition count 1699
Iterating global reduction 6 with 1 rules applied. Total rules applied 642 place count 1042 transition count 1699
Discarding 1 places :
Symmetric choice reduction at 6 with 1 rule applications. Total rules 643 place count 1041 transition count 1691
Iterating global reduction 6 with 1 rules applied. Total rules applied 644 place count 1041 transition count 1691
Discarding 1 places :
Symmetric choice reduction at 6 with 1 rule applications. Total rules 645 place count 1040 transition count 1683
Iterating global reduction 6 with 1 rules applied. Total rules applied 646 place count 1040 transition count 1683
Discarding 1 places :
Symmetric choice reduction at 6 with 1 rule applications. Total rules 647 place count 1039 transition count 1675
Iterating global reduction 6 with 1 rules applied. Total rules applied 648 place count 1039 transition count 1675
Discarding 1 places :
Symmetric choice reduction at 6 with 1 rule applications. Total rules 649 place count 1038 transition count 1667
Iterating global reduction 6 with 1 rules applied. Total rules applied 650 place count 1038 transition count 1667
Discarding 1 places :
Symmetric choice reduction at 6 with 1 rule applications. Total rules 651 place count 1037 transition count 1659
Iterating global reduction 6 with 1 rules applied. Total rules applied 652 place count 1037 transition count 1659
Discarding 1 places :
Symmetric choice reduction at 6 with 1 rule applications. Total rules 653 place count 1036 transition count 1651
Iterating global reduction 6 with 1 rules applied. Total rules applied 654 place count 1036 transition count 1651
Discarding 1 places :
Symmetric choice reduction at 6 with 1 rule applications. Total rules 655 place count 1035 transition count 1643
Iterating global reduction 6 with 1 rules applied. Total rules applied 656 place count 1035 transition count 1643
Performed 42 Post agglomeration using F-continuation condition.Transition count delta: 42
Deduced a syphon composed of 42 places in 2 ms
Reduce places removed 42 places and 0 transitions.
Iterating global reduction 6 with 84 rules applied. Total rules applied 740 place count 993 transition count 1601
Free-agglomeration rule (complex) applied 5 times.
Iterating global reduction 6 with 5 rules applied. Total rules applied 745 place count 993 transition count 1596
Reduce places removed 5 places and 0 transitions.
Iterating post reduction 6 with 5 rules applied. Total rules applied 750 place count 988 transition count 1596
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 757 place count 988 transition count 1596
Reduce places removed 1 places and 1 transitions.
Iterating global reduction 7 with 1 rules applied. Total rules applied 758 place count 987 transition count 1595
Reduce places removed 12 places and 0 transitions.
Iterating post reduction 7 with 12 rules applied. Total rules applied 770 place count 975 transition count 1595
Performed 24 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 8 with 24 Pre rules applied. Total rules applied 770 place count 975 transition count 1571
Deduced a syphon composed of 24 places in 1 ms
Ensure Unique test removed 1 places
Reduce places removed 25 places and 0 transitions.
Iterating global reduction 8 with 49 rules applied. Total rules applied 819 place count 950 transition count 1571
Discarding 7 places :
Implicit places reduction removed 7 places
Iterating post reduction 8 with 7 rules applied. Total rules applied 826 place count 943 transition count 1571
Performed 1 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 9 with 1 Pre rules applied. Total rules applied 826 place count 943 transition count 1570
Deduced a syphon composed of 1 places in 2 ms
Reduce places removed 1 places and 0 transitions.
Iterating global reduction 9 with 2 rules applied. Total rules applied 828 place count 942 transition count 1570
Performed 7 Post agglomeration using F-continuation condition.Transition count delta: 7
Deduced a syphon composed of 7 places in 2 ms
Reduce places removed 7 places and 0 transitions.
Iterating global reduction 9 with 14 rules applied. Total rules applied 842 place count 935 transition count 1563
Discarding 6 places :
Symmetric choice reduction at 9 with 6 rule applications. Total rules 848 place count 929 transition count 1557
Iterating global reduction 9 with 6 rules applied. Total rules applied 854 place count 929 transition count 1557
Free-agglomeration rule applied 6 times.
Iterating global reduction 9 with 6 rules applied. Total rules applied 860 place count 929 transition count 1551
Reduce places removed 6 places and 0 transitions.
Iterating post reduction 9 with 6 rules applied. Total rules applied 866 place count 923 transition count 1551
Partial Free-agglomeration rule applied 6 times.
Drop transitions (Partial Free agglomeration) removed 6 transitions
Iterating global reduction 10 with 6 rules applied. Total rules applied 872 place count 923 transition count 1551
Applied a total of 872 rules in 1596 ms. Remains 923 /1406 variables (removed 483) and now considering 1551/2078 (removed 527) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 1603 ms. Remains : 923/1406 places, 1551/2078 transitions.
// Phase 1: matrix 1551 rows 923 cols
[2025-05-30 07:00:52] [INFO ] Computed 162 invariants in 35 ms
Current structural bounds on expressions (after invariants) : Max Seen:[0, 0, 0] Max Struct:[1, 1, 1]
RANDOM walk for 1000000 steps (11278 resets) in 2548 ms. (392 steps per ms)
FORMULA ASLink-PT-06a-UpperBounds-02 1 TECHNIQUES TOPOLOGICAL BESTFIRST_WALK
BEST_FIRST walk for 2000002 steps (3730 resets) in 2315 ms. (863 steps per ms)
Current structural bounds on expressions (after WALK) : Max Seen:[0, 0] Max Struct:[1, 1]
[2025-05-30 07:00:57] [INFO ] Invariant cache hit.
Starting Z3 with timeout 45.0 s and query timeout 4500.0 ms
[2025-05-30 07:00:57] [INFO ] [Real]Absence check using 40 positive place invariants in 12 ms returned sat
[2025-05-30 07:00:57] [INFO ] [Real]Absence check using 40 positive and 122 generalized place invariants in 27 ms returned sat
[2025-05-30 07:00:57] [INFO ] [Real]Absence check using state equation in 390 ms returned sat
[2025-05-30 07:00:57] [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 07:00:57] [INFO ] [Nat]Absence check using 40 positive place invariants in 15 ms returned sat
[2025-05-30 07:00:57] [INFO ] [Nat]Absence check using 40 positive and 122 generalized place invariants in 24 ms returned sat
[2025-05-30 07:00:58] [INFO ] [Nat]Absence check using state equation in 378 ms returned sat
[2025-05-30 07:00:58] [INFO ] Computed and/alt/rep : 611/2329/611 causal constraints (skipped 907 transitions) in 73 ms.
[2025-05-30 07:01:04] [INFO ] Added : 384 causal constraints over 77 iterations in 6188 ms. Result :sat
Minimization took 1443 ms.
Starting Z3 with timeout 45.0 s and query timeout 4500.0 ms
[2025-05-30 07:01:06] [INFO ] [Real]Absence check using 40 positive place invariants in 11 ms returned sat
[2025-05-30 07:01:06] [INFO ] [Real]Absence check using 40 positive and 122 generalized place invariants in 34 ms returned sat
[2025-05-30 07:01:06] [INFO ] [Real]Absence check using state equation in 475 ms returned sat
[2025-05-30 07:01:06] [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 07:01:06] [INFO ] [Nat]Absence check using 40 positive place invariants in 14 ms returned sat
[2025-05-30 07:01:06] [INFO ] [Nat]Absence check using 40 positive and 122 generalized place invariants in 25 ms returned sat
[2025-05-30 07:01:07] [INFO ] [Nat]Absence check using state equation in 487 ms returned sat
[2025-05-30 07:01:07] [INFO ] Computed and/alt/rep : 611/2329/611 causal constraints (skipped 907 transitions) in 71 ms.
[2025-05-30 07:01:14] [INFO ] Added : 467 causal constraints over 94 iterations in 7640 ms. Result :sat
Minimization took 1552 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 923 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 923/923 places, 1551/1551 transitions.
Applied a total of 0 rules in 33 ms. Remains 923 /923 variables (removed 0) and now considering 1551/1551 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 33 ms. Remains : 923/923 places, 1551/1551 transitions.
[2025-05-30 07:01:16] [INFO ] Invariant cache hit.
Current structural bounds on expressions (after invariants) : Max Seen:[0, 0] Max Struct:[1, 1]
RANDOM walk for 1000000 steps (11421 resets) in 2501 ms. (399 steps per ms)
BEST_FIRST walk for 2000001 steps (3733 resets) in 2320 ms. (861 steps per ms)
Current structural bounds on expressions (after WALK) : Max Seen:[0, 0] Max Struct:[1, 1]
[2025-05-30 07:01:21] [INFO ] Invariant cache hit.
Starting Z3 with timeout 45.0 s and query timeout 4500.0 ms
[2025-05-30 07:01:21] [INFO ] [Real]Absence check using 40 positive place invariants in 13 ms returned sat
[2025-05-30 07:01:21] [INFO ] [Real]Absence check using 40 positive and 122 generalized place invariants in 27 ms returned sat
[2025-05-30 07:01:22] [INFO ] [Real]Absence check using state equation in 385 ms returned sat
[2025-05-30 07:01:22] [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 07:01:22] [INFO ] [Nat]Absence check using 40 positive place invariants in 13 ms returned sat
[2025-05-30 07:01:22] [INFO ] [Nat]Absence check using 40 positive and 122 generalized place invariants in 25 ms returned sat
[2025-05-30 07:01:22] [INFO ] [Nat]Absence check using state equation in 376 ms returned sat
[2025-05-30 07:01:22] [INFO ] Computed and/alt/rep : 611/2329/611 causal constraints (skipped 907 transitions) in 83 ms.
[2025-05-30 07:01:29] [INFO ] Added : 384 causal constraints over 77 iterations in 6203 ms. Result :sat
Minimization took 1447 ms.
Starting Z3 with timeout 45.0 s and query timeout 4500.0 ms
[2025-05-30 07:01:30] [INFO ] [Real]Absence check using 40 positive place invariants in 12 ms returned sat
[2025-05-30 07:01:30] [INFO ] [Real]Absence check using 40 positive and 122 generalized place invariants in 34 ms returned sat
[2025-05-30 07:01:31] [INFO ] [Real]Absence check using state equation in 482 ms returned sat
[2025-05-30 07:01:31] [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 07:01:31] [INFO ] [Nat]Absence check using 40 positive place invariants in 13 ms returned sat
[2025-05-30 07:01:31] [INFO ] [Nat]Absence check using 40 positive and 122 generalized place invariants in 26 ms returned sat
[2025-05-30 07:01:31] [INFO ] [Nat]Absence check using state equation in 484 ms returned sat
[2025-05-30 07:01:31] [INFO ] Computed and/alt/rep : 611/2329/611 causal constraints (skipped 907 transitions) in 70 ms.
[2025-05-30 07:01:39] [INFO ] Added : 467 causal constraints over 94 iterations in 7669 ms. Result :sat
Minimization took 1528 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 923 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 923/923 places, 1551/1551 transitions.
Applied a total of 0 rules in 31 ms. Remains 923 /923 variables (removed 0) and now considering 1551/1551 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 31 ms. Remains : 923/923 places, 1551/1551 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 923/923 places, 1551/1551 transitions.
Applied a total of 0 rules in 29 ms. Remains 923 /923 variables (removed 0) and now considering 1551/1551 (removed 0) transitions.
[2025-05-30 07:01:41] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-05-30 07:01:42] [INFO ] Implicit Places using invariants in 676 ms returned [0, 18, 19, 30, 48, 66, 135, 139, 148, 149, 150, 168, 186, 255, 259, 260, 271, 272, 273, 291, 309, 378, 382, 383, 394, 395, 396, 414, 432, 501, 505, 506, 517, 518, 519, 537, 555, 590, 627, 631, 632, 643, 644, 645, 663, 681, 750, 754, 755, 758, 769, 770, 771, 789, 791, 794, 812, 813, 814, 815, 827, 833, 839, 845, 851, 857, 863, 869, 875, 881, 887]
[2025-05-30 07:01:42] [INFO ] Actually due to overlaps returned [789, 771, 30, 48, 150, 168, 273, 291, 396, 414, 519, 537, 645, 663, 794, 149, 272, 395, 518, 644, 770, 813, 148, 271, 394, 517, 643, 769, 791, 812, 0, 259, 260, 382, 383, 505, 506, 631, 632, 754, 755, 18, 19, 66, 186, 309, 432, 555, 681, 815, 857, 875, 887, 758, 814, 827, 833, 839, 845, 851, 863, 869, 881]
Discarding 63 places :
Implicit Place search using SMT only with invariants took 679 ms to find 63 implicit places.
Starting structural reductions in REACHABILITY mode, iteration 1 : 860/923 places, 1551/1551 transitions.
Discarding 7 places :
Implicit places reduction removed 7 places
Drop transitions (Trivial Post-Agglo cleanup.) removed 121 transitions
Trivial Post-agglo rules discarded 121 transitions
Performed 121 trivial Post agglomeration. Transition count delta: 121
Iterating post reduction 0 with 128 rules applied. Total rules applied 128 place count 853 transition count 1430
Reduce places removed 121 places and 0 transitions.
Performed 1 Post agglomeration using F-continuation condition.Transition count delta: 1
Iterating post reduction 1 with 122 rules applied. Total rules applied 250 place count 732 transition count 1429
Reduce places removed 1 places and 0 transitions.
Iterating post reduction 2 with 1 rules applied. Total rules applied 251 place count 731 transition count 1429
Performed 31 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 3 with 31 Pre rules applied. Total rules applied 251 place count 731 transition count 1398
Deduced a syphon composed of 31 places in 2 ms
Ensure Unique test removed 1 places
Reduce places removed 32 places and 0 transitions.
Iterating global reduction 3 with 63 rules applied. Total rules applied 314 place count 699 transition count 1398
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 326 place count 695 transition count 1390
Reduce places removed 8 places and 0 transitions.
Iterating post reduction 4 with 8 rules applied. Total rules applied 334 place count 687 transition count 1390
Discarding 15 places :
Symmetric choice reduction at 5 with 15 rule applications. Total rules 349 place count 672 transition count 1375
Iterating global reduction 5 with 15 rules applied. Total rules applied 364 place count 672 transition count 1375
Ensure Unique test removed 3 transitions
Reduce isomorphic transitions removed 3 transitions.
Iterating post reduction 5 with 3 rules applied. Total rules applied 367 place count 672 transition count 1372
Performed 1 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 6 with 1 Pre rules applied. Total rules applied 367 place count 672 transition count 1371
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 369 place count 671 transition count 1371
Discarding 3 places :
Symmetric choice reduction at 6 with 3 rule applications. Total rules 372 place count 668 transition count 1368
Iterating global reduction 6 with 3 rules applied. Total rules applied 375 place count 668 transition count 1368
Discarding 1 places :
Symmetric choice reduction at 6 with 1 rule applications. Total rules 376 place count 667 transition count 1367
Iterating global reduction 6 with 1 rules applied. Total rules applied 377 place count 667 transition count 1367
Discarding 1 places :
Symmetric choice reduction at 6 with 1 rule applications. Total rules 378 place count 666 transition count 1366
Iterating global reduction 6 with 1 rules applied. Total rules applied 379 place count 666 transition count 1366
Performed 53 Post agglomeration using F-continuation condition.Transition count delta: 53
Deduced a syphon composed of 53 places in 1 ms
Reduce places removed 53 places and 0 transitions.
Iterating global reduction 6 with 106 rules applied. Total rules applied 485 place count 613 transition count 1313
Ensure Unique test removed 6 transitions
Reduce isomorphic transitions removed 6 transitions.
Iterating post reduction 6 with 6 rules applied. Total rules applied 491 place count 613 transition count 1307
Discarding 6 places :
Symmetric choice reduction at 7 with 6 rule applications. Total rules 497 place count 607 transition count 1301
Iterating global reduction 7 with 6 rules applied. Total rules applied 503 place count 607 transition count 1301
Ensure Unique test removed 6 transitions
Reduce isomorphic transitions removed 6 transitions.
Iterating post reduction 7 with 6 rules applied. Total rules applied 509 place count 607 transition count 1295
Free-agglomeration rule (complex) applied 12 times.
Iterating global reduction 8 with 12 rules applied. Total rules applied 521 place count 607 transition count 1283
Ensure Unique test removed 1 places
Reduce places removed 13 places and 0 transitions.
Iterating post reduction 8 with 13 rules applied. Total rules applied 534 place count 594 transition count 1283
Partial Free-agglomeration rule applied 19 times.
Drop transitions (Partial Free agglomeration) removed 19 transitions
Iterating global reduction 9 with 19 rules applied. Total rules applied 553 place count 594 transition count 1283
Applied a total of 553 rules in 239 ms. Remains 594 /860 variables (removed 266) and now considering 1283/1551 (removed 268) transitions.
// Phase 1: matrix 1283 rows 594 cols
[2025-05-30 07:01:42] [INFO ] Computed 86 invariants in 19 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-05-30 07:01:43] [INFO ] Implicit Places using invariants in 439 ms returned [72, 89, 95, 98, 100, 101, 104, 105, 157, 174, 180, 183, 185, 190, 191, 243, 260, 266, 269, 271, 276, 277, 329, 346, 352, 355, 357, 362, 363, 415, 434, 440, 443, 445, 450, 451, 503, 520, 526, 529, 531]
[2025-05-30 07:01:43] [INFO ] Actually due to overlaps returned [104, 190, 276, 362, 450, 105, 191, 277, 363, 451, 89, 95, 100, 101, 174, 180, 185, 260, 266, 271, 346, 352, 357, 434, 440, 445, 520, 526, 531, 72, 157, 243, 329, 415, 503]
Discarding 35 places :
Implicit Place search using SMT only with invariants took 441 ms to find 35 implicit places.
Starting structural reductions in REACHABILITY mode, iteration 2 : 559/923 places, 1283/1551 transitions.
Discarding 24 places :
Symmetric choice reduction at 0 with 24 rule applications. Total rules 24 place count 535 transition count 1259
Iterating global reduction 0 with 24 rules applied. Total rules applied 48 place count 535 transition count 1259
Discarding 6 places :
Symmetric choice reduction at 0 with 6 rule applications. Total rules 54 place count 529 transition count 1253
Iterating global reduction 0 with 6 rules applied. Total rules applied 60 place count 529 transition count 1253
Performed 12 Post agglomeration using F-continuation condition.Transition count delta: 12
Deduced a syphon composed of 12 places in 1 ms
Reduce places removed 12 places and 0 transitions.
Iterating global reduction 0 with 24 rules applied. Total rules applied 84 place count 517 transition count 1241
Free-agglomeration rule applied 18 times.
Iterating global reduction 0 with 18 rules applied. Total rules applied 102 place count 517 transition count 1223
Reduce places removed 18 places and 0 transitions.
Iterating post reduction 0 with 18 rules applied. Total rules applied 120 place count 499 transition count 1223
Free-agglomeration rule (complex) applied 6 times.
Iterating global reduction 1 with 6 rules applied. Total rules applied 126 place count 499 transition count 1217
Reduce places removed 6 places and 0 transitions.
Iterating post reduction 1 with 6 rules applied. Total rules applied 132 place count 493 transition count 1217
Applied a total of 132 rules in 96 ms. Remains 493 /559 variables (removed 66) and now considering 1217/1283 (removed 66) transitions.
// Phase 1: matrix 1217 rows 493 cols
[2025-05-30 07:01:43] [INFO ] Computed 51 invariants in 20 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-05-30 07:01:43] [INFO ] Implicit Places using invariants in 336 ms returned []
[2025-05-30 07:01:43] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-05-30 07:01:44] [INFO ] Implicit Places using invariants and state equation in 997 ms returned []
Implicit Place search using SMT with State Equation took 1335 ms to find 0 implicit places.
Starting structural reductions in REACHABILITY mode, iteration 3 : 493/923 places, 1217/1551 transitions.
Finished structural reductions in REACHABILITY mode , in 3 iterations and 2822 ms. Remains : 493/923 places, 1217/1551 transitions.
[2025-05-30 07:01:44] [INFO ] Invariant cache hit.
Current structural bounds on expressions (after invariants) : Max Seen:[0, 0] Max Struct:[1, 1]
RANDOM walk for 1000000 steps (17946 resets) in 1803 ms. (554 steps per ms)
BEST_FIRST walk for 2000002 steps (7998 resets) in 1437 ms. (1390 steps per ms)
Current structural bounds on expressions (after WALK) : Max Seen:[0, 0] Max Struct:[1, 1]
[2025-05-30 07:01:47] [INFO ] Invariant cache hit.
Starting Z3 with timeout 45.0 s and query timeout 4500.0 ms
[2025-05-30 07:01:47] [INFO ] [Real]Absence check using 11 positive place invariants in 5 ms returned sat
[2025-05-30 07:01:47] [INFO ] [Real]Absence check using 11 positive and 40 generalized place invariants in 10 ms returned sat
[2025-05-30 07:01:48] [INFO ] [Real]Absence check using state equation in 324 ms returned sat
[2025-05-30 07:01:48] [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 07:01:48] [INFO ] [Nat]Absence check using 11 positive place invariants in 6 ms returned sat
[2025-05-30 07:01:48] [INFO ] [Nat]Absence check using 11 positive and 40 generalized place invariants in 11 ms returned sat
[2025-05-30 07:01:48] [INFO ] [Nat]Absence check using state equation in 385 ms returned sat
[2025-05-30 07:01:48] [INFO ] Computed and/alt/rep : 264/1182/264 causal constraints (skipped 923 transitions) in 54 ms.
[2025-05-30 07:01:48] [INFO ] Added : 10 causal constraints over 2 iterations in 257 ms. Result :sat
Minimization took 455 ms.
Starting Z3 with timeout 45.0 s and query timeout 4500.0 ms
[2025-05-30 07:01:49] [INFO ] [Real]Absence check using 11 positive place invariants in 5 ms returned sat
[2025-05-30 07:01:49] [INFO ] [Real]Absence check using 11 positive and 40 generalized place invariants in 10 ms returned sat
[2025-05-30 07:01:49] [INFO ] [Real]Absence check using state equation in 307 ms returned sat
[2025-05-30 07:01:49] [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 07:01:49] [INFO ] [Nat]Absence check using 11 positive place invariants in 5 ms returned sat
[2025-05-30 07:01:49] [INFO ] [Nat]Absence check using 11 positive and 40 generalized place invariants in 10 ms returned sat
[2025-05-30 07:01:50] [INFO ] [Nat]Absence check using state equation in 285 ms returned sat
[2025-05-30 07:01:50] [INFO ] Computed and/alt/rep : 264/1182/264 causal constraints (skipped 923 transitions) in 56 ms.
[2025-05-30 07:01:50] [INFO ] Added : 14 causal constraints over 3 iterations in 279 ms. Result :sat
Minimization took 443 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 493 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 493/493 places, 1217/1217 transitions.
Applied a total of 0 rules in 16 ms. Remains 493 /493 variables (removed 0) and now considering 1217/1217 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 16 ms. Remains : 493/493 places, 1217/1217 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 493/493 places, 1217/1217 transitions.
Applied a total of 0 rules in 15 ms. Remains 493 /493 variables (removed 0) and now considering 1217/1217 (removed 0) transitions.
[2025-05-30 07:01:51] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-05-30 07:01:51] [INFO ] Implicit Places using invariants in 318 ms returned []
[2025-05-30 07:01:51] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-05-30 07:01:52] [INFO ] Implicit Places using invariants and state equation in 960 ms returned []
Implicit Place search using SMT with State Equation took 1279 ms to find 0 implicit places.
Starting Z3 with timeout 200.0 s and query timeout 20000.0 ms
[2025-05-30 07:01:52] [INFO ] Redundant transitions in 88 ms returned []
Running 1187 sub problems to find dead transitions.
[2025-05-30 07:01:52] [INFO ] Invariant cache hit.
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/492 variables, 8/8 constraints. Problems are: Problem set: 0 solved, 1187 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/492 variables, 37/45 constraints. Problems are: Problem set: 0 solved, 1187 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 492/1710 variables, and 45 constraints, problems are : Problem set: 0 solved, 1187 unsolved in 30033 ms.
Refiners :[Positive P Invariants (semi-flows): 8/11 constraints, Generalized P Invariants (flows): 37/40 constraints, State Equation: 0/493 constraints, PredecessorRefiner: 1187/1187 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 1187 unsolved
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/492 variables, 8/8 constraints. Problems are: Problem set: 0 solved, 1187 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/492 variables, 37/45 constraints. Problems are: Problem set: 0 solved, 1187 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/492 variables, 0/45 constraints. Problems are: Problem set: 0 solved, 1187 unsolved
At refinement iteration 3 (OVERLAPS) 1/493 variables, 3/48 constraints. Problems are: Problem set: 0 solved, 1187 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/493 variables, 3/51 constraints. Problems are: Problem set: 0 solved, 1187 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 493/1710 variables, and 51 constraints, problems are : Problem set: 0 solved, 1187 unsolved in 30025 ms.
Refiners :[Positive P Invariants (semi-flows): 11/11 constraints, Generalized P Invariants (flows): 40/40 constraints, State Equation: 0/493 constraints, PredecessorRefiner: 0/1187 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 60512ms problems are : Problem set: 0 solved, 1187 unsolved
Search for dead transitions found 0 dead transitions in 60528ms
Finished structural reductions in REACHABILITY mode , in 1 iterations and 61927 ms. Remains : 493/493 places, 1217/1217 transitions.
RANDOM walk for 40000 steps (727 resets) in 893 ms. (44 steps per ms) remains 4/4 properties
BEST_FIRST walk for 40003 steps (154 resets) in 260 ms. (153 steps per ms) remains 4/4 properties
BEST_FIRST walk for 40003 steps (158 resets) in 217 ms. (183 steps per ms) remains 4/4 properties
BEST_FIRST walk for 40004 steps (151 resets) in 256 ms. (155 steps per ms) remains 4/4 properties
[2025-05-30 07:02:53] [INFO ] Flatten gal took : 258 ms
BEST_FIRST walk for 40003 steps (165 resets) in 234 ms. (170 steps per ms) remains 4/4 properties
[2025-05-30 07:02:53] [INFO ] Flatten gal took : 164 ms
[2025-05-30 07:02:53] [INFO ] Time to serialize gal into /tmp/ReachabilityCardinality9650051192058210960.gal : 53 ms
[2025-05-30 07:02:54] [INFO ] Time to serialize properties into /tmp/ReachabilityCardinality9688776810814236822.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/ReachabilityCardinality9650051192058210960.gal' '-t' 'CGAL' '-reachable-file' '/tmp/ReachabilityCardinality9688776810814236822.prop' '--nowitness' '--gen-order' 'FOLLOW'

its-reach command run as :

/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202505121319/bin/its-reach-linux64 --gc-threshold 2000000 --quiet ...328
Loading property file /tmp/ReachabilityCardinality9688776810814236822.prop.
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 328
SDD proceeding with computation,4 properties remain. new max is 64
SDD size :328 after 2448
SDD proceeding with computation,4 properties remain. new max is 128
SDD size :2448 after 109632
SDD proceeding with computation,4 properties remain. new max is 256
SDD size :109632 after 1.09422e+06
Invariant property MIN0 does not hold.
Reachability property MAX0 is true.
SDD proceeding with computation,2 properties remain. new max is 256
SDD size :1.09422e+06 after 1.1471e+06
SDD proceeding with computation,2 properties remain. new max is 512
SDD size :1.1471e+06 after 1.15117e+06
SDD proceeding with computation,2 properties remain. new max is 1024
SDD size :1.15117e+06 after 1.15182e+06
SDD proceeding with computation,2 properties remain. new max is 2048
SDD size :1.15182e+06 after 2.6434e+07
SDD proceeding with computation,2 properties remain. new max is 4096
SDD size :2.6434e+07 after 2.55248e+08
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,1.45447e+09,1.28698,45928,2,32729,19,96462,6,0,3192,71029,0
Total reachable state count : 1454470028

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
MAX0,44,1.29017,45928,2,821,19,96462,7,0,3195,71029,0
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
MIN0,44,1.29227,46056,2,821,19,96462,8,0,3196,71029,0
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
MAX1,2448,1.29431,46056,2,1249,19,96462,9,0,3198,71029,0
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
MIN1,2448,1.29647,46056,2,1249,19,96462,10,0,3199,71029,0
Interrupted probabilistic random walk after 265265 steps, run timeout after 3001 ms. (steps per millisecond=88 ) properties seen :2 out of 4
Probabilistic random walk after 265265 steps, saw 179904 distinct states, run finished after 3005 ms. (steps per millisecond=88 ) properties seen :2
FORMULA ASLink-PT-06a-UpperBounds-13 1 TECHNIQUES REACHABILITY_MAX
FORMULA ASLink-PT-06a-UpperBounds-11 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 164946 ms.

BK_STOP 1748588576885

--------------------
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-06a"
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-06a, 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-174853729100365"
echo "====================================================================="
echo
echo "--------------------"
echo "preparation of the directory to be used:"

tar xzf /home/mcc/BenchKit/INPUTS/ASLink-PT-06a.tgz
mv ASLink-PT-06a 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 ;