Execution Chart

We display below the execution chart for this examination (boot time has been removed).

Trace from the execution

Formatting '/data/fkordon/mcc2026-input.r034-tall-177946842100597.qcow2', fmt=qcow2 size=4294967296 backing_file=/data/fkordon/mcc2026-input.qcow2 backing_fmt=qcow2 cluster_size=65536 lazy_refcounts=off refcount_bits=16
Waiting for the VM to be ready (probing ssh)
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=====================================================================
Generated by BenchKit 2-5973
Executing tool itstools
Input is BusinessProcesses-PT-19, examination is UpperBounds
Time confinement is 3600 seconds
Memory confinement is 16384 MBytes
Number of cores is 4
Run identifier is r034-tall-177946842100597
=====================================================================

--------------------
preparation of the directory to be used:
/home/mcc/execution
total 520K
-rw-r--r-- 1 mcc users 6.8K Mar 5 17:53 CTLCardinality.txt
-rw-r--r-- 1 mcc users 67K Mar 5 17:53 CTLCardinality.xml
-rw-r--r-- 1 mcc users 5.9K Mar 5 17:53 CTLFireability.txt
-rw-r--r-- 1 mcc users 52K Mar 5 17:53 CTLFireability.xml
-rw-r--r-- 1 mcc users 4.2K Mar 3 18:30 GenericPropertiesDefinition.xml
-rw-r--r-- 1 mcc users 4.0K Mar 15 07:48 LTLCardinality.txt
-rw-r--r-- 1 mcc users 28K Mar 15 07:48 LTLCardinality.xml
-rw-r--r-- 1 mcc users 2.3K Mar 15 07:48 LTLFireability.txt
-rw-r--r-- 1 mcc users 18K Mar 15 07:48 LTLFireability.xml
-rw-r--r-- 1 mcc users 6.3K Mar 5 17:53 ReachabilityCardinality.txt
-rw-r--r-- 1 mcc users 55K Mar 5 17:53 ReachabilityCardinality.xml
-rw-r--r-- 1 mcc users 5.3K Mar 5 17:53 ReachabilityFireability.txt
-rw-r--r-- 1 mcc users 36K Mar 5 17:53 ReachabilityFireability.xml
-rw-r--r-- 1 mcc users 1.7K Mar 15 07:48 UpperBounds.txt
-rw-r--r-- 1 mcc users 3.8K Mar 15 07:48 UpperBounds.xml
-rw-r--r-- 1 mcc users 6 Mar 3 18:30 equiv_col
-rw-r--r-- 1 mcc users 3 Mar 3 18:30 instance
-rw-r--r-- 1 mcc users 6 Mar 3 18:30 iscolored
-rw-r--r-- 1 mcc users 189K Mar 3 18:30 model.pnml

--------------------
content from stdout:

=== Data for post analysis generated by BenchKit (invocation template)

The expected result is a vector of positive values
NUM_VECTOR

echo here is the order used to build the result vector(from xml file)
FORMULA_NAME BusinessProcesses-PT-19-UpperBounds-00
FORMULA_NAME BusinessProcesses-PT-19-UpperBounds-01
FORMULA_NAME BusinessProcesses-PT-19-UpperBounds-02
FORMULA_NAME BusinessProcesses-PT-19-UpperBounds-03
FORMULA_NAME BusinessProcesses-PT-19-UpperBounds-04
FORMULA_NAME BusinessProcesses-PT-19-UpperBounds-05
FORMULA_NAME BusinessProcesses-PT-19-UpperBounds-06
FORMULA_NAME BusinessProcesses-PT-19-UpperBounds-07
FORMULA_NAME BusinessProcesses-PT-19-UpperBounds-08
FORMULA_NAME BusinessProcesses-PT-19-UpperBounds-09
FORMULA_NAME BusinessProcesses-PT-19-UpperBounds-10
FORMULA_NAME BusinessProcesses-PT-19-UpperBounds-11
FORMULA_NAME BusinessProcesses-PT-19-UpperBounds-12
FORMULA_NAME BusinessProcesses-PT-19-UpperBounds-13
FORMULA_NAME BusinessProcesses-PT-19-UpperBounds-14
FORMULA_NAME BusinessProcesses-PT-19-UpperBounds-15

=== Now, execution of the tool begins

BK_START 1779629016197

Invoking MCC driver with
BK_TOOL=itstools
BK_EXAMINATION=UpperBounds
BK_BIN_PATH=/home/mcc/BenchKit/bin/
BK_TIME_CONFINEMENT=3600
BK_INPUT=BusinessProcesses-PT-19
BK_MEMORY_CONFINEMENT=16384
Not applying reductions.
Model is PT
UpperBounds PT
Running Version 202604301425
[2026-05-24 13:23:37] [INFO ] Running its-tools with arguments : [-pnfolder, /home/mcc/execution, -examination, UpperBounds, -its, -ltsmin, -greatspnpath, /home/mcc/BenchKit/bin//../itstools/bin//..//greatspn/, -order, META, -manyOrder, -smt, -timeout, 3600]
[2026-05-24 13:23:37] [INFO ] Parsing pnml file : /home/mcc/execution/model.pnml
[2026-05-24 13:23:37] [INFO ] Load time of PNML (sax parser for PT used): 117 ms
[2026-05-24 13:23:37] [INFO ] Transformed 772 places.
[2026-05-24 13:23:37] [INFO ] Transformed 685 transitions.
[2026-05-24 13:23:37] [INFO ] Found NUPN structural information;
[2026-05-24 13:23:37] [INFO ] Parsed PT model containing 772 places and 685 transitions and 1981 arcs in 242 ms.
Parsed 16 properties from file /home/mcc/execution/UpperBounds.xml in 6 ms.
Deduced a syphon composed of 15 places in 13 ms
Reduce places removed 15 places and 15 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]
Running PetriSpot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.petrispot.binaries_1.0.0.202604301425/bin/petri64' '--loadKERS=/tmp/petrispot-input-16622884091940557160.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-5614111926217764366.kers'
[2026-05-24 13:23:37] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-16622884091940557160.kers, --Pflows, --basisKERS=/tmp/petrispot-output-5614111926217764366.kers]
Culled 0 columns in 0 ms.
// Phase 1: matrix 670 rows 757 cols 1951 entries
Finished phase 1 with 540 SingleSign rule and 92 generalized
[2026-05-24 13:23:37] [INFO ] Computed 125 invariants in 6 ms
Computed 125 P flows in 7 ms.
Exported basis to /tmp/petrispot-output-5614111926217764366.kers
Total runtime 8 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 (54 resets) in 54 ms. (181 steps per ms)
FORMULA BusinessProcesses-PT-19-UpperBounds-14 1 TECHNIQUES TOPOLOGICAL BESTFIRST_WALK
FORMULA BusinessProcesses-PT-19-UpperBounds-12 1 TECHNIQUES TOPOLOGICAL BESTFIRST_WALK
FORMULA BusinessProcesses-PT-19-UpperBounds-11 1 TECHNIQUES TOPOLOGICAL BESTFIRST_WALK
FORMULA BusinessProcesses-PT-19-UpperBounds-09 1 TECHNIQUES TOPOLOGICAL BESTFIRST_WALK
FORMULA BusinessProcesses-PT-19-UpperBounds-04 1 TECHNIQUES TOPOLOGICAL BESTFIRST_WALK
FORMULA BusinessProcesses-PT-19-UpperBounds-03 1 TECHNIQUES TOPOLOGICAL BESTFIRST_WALK
FORMULA BusinessProcesses-PT-19-UpperBounds-02 1 TECHNIQUES TOPOLOGICAL BESTFIRST_WALK
FORMULA BusinessProcesses-PT-19-UpperBounds-01 1 TECHNIQUES TOPOLOGICAL BESTFIRST_WALK
FORMULA BusinessProcesses-PT-19-UpperBounds-00 1 TECHNIQUES TOPOLOGICAL BESTFIRST_WALK
BEST_FIRST walk for 70007 steps (68 resets) in 108 ms. (642 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]
[2026-05-24 13:23:37] [INFO ] Invariant cache hit.
[2026-05-24 13:23:38] [INFO ] [Real]Absence check using 107 positive place invariants in 52 ms returned sat
[2026-05-24 13:23:38] [INFO ] [Real]Absence check using 107 positive and 18 generalized place invariants in 37 ms returned sat
[2026-05-24 13:23:38] [INFO ] [Real]Absence check using state equation in 369 ms returned sat
[2026-05-24 13:23:39] [INFO ] Solution in real domain found non-integer solution.
[2026-05-24 13:23:39] [INFO ] [Nat]Absence check using 107 positive place invariants in 47 ms returned sat
[2026-05-24 13:23:39] [INFO ] [Nat]Absence check using 107 positive and 18 generalized place invariants in 36 ms returned sat
[2026-05-24 13:23:39] [INFO ] [Nat]Absence check using state equation in 236 ms returned sat
[2026-05-24 13:23:41] [INFO ] Trap strengthening (SAT) tested/added 12/11 trap constraints in 1758 ms
[2026-05-24 13:23:41] [INFO ] Computed and/alt/rep : 629/987/629 causal constraints (skipped 40 transitions) in 30 ms.
[2026-05-24 13:23:44] [INFO ] Added : 265 causal constraints over 53 iterations in 2804 ms. Result :unknown
[2026-05-24 13:23:44] [INFO ] [Real]Absence check using 107 positive place invariants in 39 ms returned sat
[2026-05-24 13:23:44] [INFO ] [Real]Absence check using 107 positive and 18 generalized place invariants in 35 ms returned sat
[2026-05-24 13:23:44] [INFO ] [Real]Absence check using state equation in 228 ms returned sat
[2026-05-24 13:23:44] [INFO ] Solution in real domain found non-integer solution.
[2026-05-24 13:23:45] [INFO ] [Nat]Absence check using 107 positive place invariants in 39 ms returned sat
[2026-05-24 13:23:45] [INFO ] [Nat]Absence check using 107 positive and 18 generalized place invariants in 33 ms returned sat
[2026-05-24 13:23:45] [INFO ] [Nat]Absence check using state equation in 245 ms returned sat
[2026-05-24 13:23:47] [INFO ] Trap strengthening (SAT) tested/added 13/12 trap constraints in 2334 ms
[2026-05-24 13:23:47] [INFO ] Computed and/alt/rep : 629/987/629 causal constraints (skipped 40 transitions) in 32 ms.
[2026-05-24 13:23:49] [INFO ] Added : 270 causal constraints over 54 iterations in 2243 ms. Result :unknown
[2026-05-24 13:23:50] [INFO ] [Real]Absence check using 107 positive place invariants in 40 ms returned sat
[2026-05-24 13:23:50] [INFO ] [Real]Absence check using 107 positive and 18 generalized place invariants in 38 ms returned sat
[2026-05-24 13:23:50] [INFO ] [Real]Absence check using state equation in 306 ms returned sat
[2026-05-24 13:23:50] [INFO ] Solution in real domain found non-integer solution.
[2026-05-24 13:23:50] [INFO ] [Nat]Absence check using 107 positive place invariants in 43 ms returned sat
[2026-05-24 13:23:50] [INFO ] [Nat]Absence check using 107 positive and 18 generalized place invariants in 36 ms returned sat
[2026-05-24 13:23:51] [INFO ] [Nat]Absence check using state equation in 291 ms returned sat
[2026-05-24 13:23:55] [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:308)
at fr.lip6.move.gal.structural.smt.SMTTrapUtils.refineWithTraps(SMTTrapUtils.java:177)
at fr.lip6.move.gal.structural.smt.DeadlockTester.verifyPossible(DeadlockTester.java:874)
at fr.lip6.move.gal.structural.smt.DeadlockTester.findStructuralMaxWithSMT(DeadlockTester.java:2280)
at fr.lip6.move.gal.application.solver.UpperBoundsSolver.applyReductions(UpperBoundsSolver.java:207)
at fr.lip6.move.gal.application.Application.startNoEx(Application.java:803)
at fr.lip6.move.gal.application.Application.start(Application.java:195)
at fr.lip6.move.gal.itscl.application.Application.start(Application.java:44)
at org.eclipse.equinox.internal.app.EclipseAppHandle.run(EclipseAppHandle.java:219)
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:615)
at org.eclipse.equinox.launcher.Main.basicRun(Main.java:563)
at org.eclipse.equinox.launcher.Main.run(Main.java:1415)
at org.eclipse.equinox.launcher.Main.main(Main.java:1387)
[2026-05-24 13:23:55] [INFO ] [Real]Absence check using 107 positive place invariants in 37 ms returned sat
[2026-05-24 13:23:56] [INFO ] [Real]Absence check using 107 positive and 18 generalized place invariants in 41 ms returned sat
[2026-05-24 13:23:56] [INFO ] [Real]Absence check using state equation in 227 ms returned sat
[2026-05-24 13:23:56] [INFO ] Solution in real domain found non-integer solution.
[2026-05-24 13:23:56] [INFO ] [Nat]Absence check using 107 positive place invariants in 42 ms returned sat
[2026-05-24 13:23:56] [INFO ] [Nat]Absence check using 107 positive and 18 generalized place invariants in 33 ms returned sat
[2026-05-24 13:23:56] [INFO ] [Nat]Absence check using state equation in 210 ms returned sat
[2026-05-24 13:23:58] [INFO ] Trap strengthening (SAT) tested/added 13/12 trap constraints in 1539 ms
[2026-05-24 13:23:58] [INFO ] Computed and/alt/rep : 629/987/629 causal constraints (skipped 40 transitions) in 33 ms.
[2026-05-24 13:24:01] [INFO ] Added : 335 causal constraints over 67 iterations in 3072 ms. Result :unknown
[2026-05-24 13:24:01] [INFO ] [Real]Absence check using 107 positive place invariants in 39 ms returned sat
[2026-05-24 13:24:01] [INFO ] [Real]Absence check using 107 positive and 18 generalized place invariants in 31 ms returned sat
[2026-05-24 13:24:01] [INFO ] [Real]Absence check using state equation in 215 ms returned sat
[2026-05-24 13:24:02] [INFO ] Solution in real domain found non-integer solution.
[2026-05-24 13:24:02] [INFO ] [Nat]Absence check using 107 positive place invariants in 41 ms returned sat
[2026-05-24 13:24:02] [INFO ] [Nat]Absence check using 107 positive and 18 generalized place invariants in 31 ms returned sat
[2026-05-24 13:24:02] [INFO ] [Nat]Absence check using state equation in 204 ms returned sat
[2026-05-24 13:24:04] [INFO ] Trap strengthening (SAT) tested/added 14/13 trap constraints in 2065 ms
[2026-05-24 13:24:04] [INFO ] Computed and/alt/rep : 629/987/629 causal constraints (skipped 40 transitions) in 28 ms.
[2026-05-24 13:24:07] [WARNING] SMT solver failed with error :java.lang.RuntimeException: SMT solver raised an error when submitting script. Raised (error "Failed to assert expression: java.io.IOException: Stream close... while checking expression at index 4
java.lang.RuntimeException: SMT solver raised an error when submitting script. Raised (error "Failed to assert expression: java.io.IOException: Stream close...
at fr.lip6.move.gal.structural.smt.SMTUtils.execAndCheckResult(SMTUtils.java:308)
at fr.lip6.move.gal.structural.smt.DeadlockTester.refineWithCausalOrder(DeadlockTester.java:1143)
at fr.lip6.move.gal.structural.smt.DeadlockTester.verifyPossible(DeadlockTester.java:881)
at fr.lip6.move.gal.structural.smt.DeadlockTester.findStructuralMaxWithSMT(DeadlockTester.java:2280)
at fr.lip6.move.gal.application.solver.UpperBoundsSolver.applyReductions(UpperBoundsSolver.java:207)
at fr.lip6.move.gal.application.Application.startNoEx(Application.java:803)
at fr.lip6.move.gal.application.Application.start(Application.java:195)
at fr.lip6.move.gal.itscl.application.Application.start(Application.java:44)
at org.eclipse.equinox.internal.app.EclipseAppHandle.run(EclipseAppHandle.java:219)
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:615)
at org.eclipse.equinox.launcher.Main.basicRun(Main.java:563)
at org.eclipse.equinox.launcher.Main.run(Main.java:1415)
at org.eclipse.equinox.launcher.Main.main(Main.java:1387)
[2026-05-24 13:24:07] [INFO ] [Real]Absence check using 107 positive place invariants in 35 ms returned sat
[2026-05-24 13:24:07] [INFO ] [Real]Absence check using 107 positive and 18 generalized place invariants in 36 ms returned sat
[2026-05-24 13:24:07] [INFO ] [Real]Absence check using state equation in 239 ms returned sat
[2026-05-24 13:24:07] [INFO ] Solution in real domain found non-integer solution.
[2026-05-24 13:24:07] [INFO ] [Nat]Absence check using 107 positive place invariants in 37 ms returned sat
[2026-05-24 13:24:08] [INFO ] [Nat]Absence check using 107 positive and 18 generalized place invariants in 36 ms returned sat
[2026-05-24 13:24:08] [INFO ] [Nat]Absence check using state equation in 236 ms returned sat
[2026-05-24 13:24:11] [INFO ] Trap strengthening (SAT) tested/added 17/16 trap constraints in 3075 ms
[2026-05-24 13:24:11] [INFO ] Computed and/alt/rep : 629/987/629 causal constraints (skipped 40 transitions) in 32 ms.
[2026-05-24 13:24:12] [WARNING] SMT solver failed with error :java.lang.RuntimeException: SMT solver raised an error when submitting script. Raised (error "Timeout of Z3 solver reached")... while checking expression at index 5
java.lang.RuntimeException: SMT solver raised an error when submitting script. Raised (error "Timeout of Z3 solver reached")...
at fr.lip6.move.gal.structural.smt.SMTUtils.execAndCheckResult(SMTUtils.java:308)
at fr.lip6.move.gal.structural.smt.DeadlockTester.refineWithCausalOrder(DeadlockTester.java:1143)
at fr.lip6.move.gal.structural.smt.DeadlockTester.verifyPossible(DeadlockTester.java:881)
at fr.lip6.move.gal.structural.smt.DeadlockTester.findStructuralMaxWithSMT(DeadlockTester.java:2280)
at fr.lip6.move.gal.application.solver.UpperBoundsSolver.applyReductions(UpperBoundsSolver.java:207)
at fr.lip6.move.gal.application.Application.startNoEx(Application.java:803)
at fr.lip6.move.gal.application.Application.start(Application.java:195)
at fr.lip6.move.gal.itscl.application.Application.start(Application.java:44)
at org.eclipse.equinox.internal.app.EclipseAppHandle.run(EclipseAppHandle.java:219)
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:615)
at org.eclipse.equinox.launcher.Main.basicRun(Main.java:563)
at org.eclipse.equinox.launcher.Main.run(Main.java:1415)
at org.eclipse.equinox.launcher.Main.main(Main.java:1387)
[2026-05-24 13:24:12] [INFO ] [Real]Absence check using 107 positive place invariants in 36 ms returned sat
[2026-05-24 13:24:13] [INFO ] [Real]Absence check using 107 positive and 18 generalized place invariants in 35 ms returned sat
[2026-05-24 13:24:13] [INFO ] [Real]Absence check using state equation in 320 ms returned sat
[2026-05-24 13:24:13] [INFO ] Solution in real domain found non-integer solution.
[2026-05-24 13:24:13] [INFO ] [Nat]Absence check using 107 positive place invariants in 38 ms returned sat
[2026-05-24 13:24:13] [INFO ] [Nat]Absence check using 107 positive and 18 generalized place invariants in 35 ms returned sat
[2026-05-24 13:24:14] [INFO ] [Nat]Absence check using state equation in 240 ms returned sat
[2026-05-24 13:24:17] [INFO ] Trap strengthening (SAT) tested/added 20/19 trap constraints in 2971 ms
[2026-05-24 13:24:17] [INFO ] Computed and/alt/rep : 629/987/629 causal constraints (skipped 40 transitions) in 30 ms.
Maximisation of solution failed !
Minimization took 1 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 757 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 757/757 places, 670/670 transitions.
Graph (trivial) has 428 edges and 757 vertex of which 7 / 757 are part of one of the 1 SCC in 9 ms
Free SCC test removed 6 places
Drop transitions (Empty/Sink Transition effects.) removed 8 transitions
Reduce isomorphic transitions removed 8 transitions.
Graph (complete) has 1512 edges and 751 vertex of which 742 are kept as prefixes of interest. Removing 9 places using SCC suffix rule.2 ms
Discarding 9 places :
Also discarding 1 output transitions
Drop transitions (Output transitions of discarded places.) removed 1 transitions
Drop transitions (Trivial Post-Agglo cleanup.) removed 168 transitions
Trivial Post-agglo rules discarded 168 transitions
Performed 168 trivial Post agglomeration. Transition count delta: 168
Iterating post reduction 0 with 168 rules applied. Total rules applied 170 place count 742 transition count 493
Reduce places removed 168 places and 0 transitions.
Performed 2 Post agglomeration using F-continuation condition.Transition count delta: 2
Iterating post reduction 1 with 170 rules applied. Total rules applied 340 place count 574 transition count 491
Reduce places removed 2 places and 0 transitions.
Iterating post reduction 2 with 2 rules applied. Total rules applied 342 place count 572 transition count 491
Performed 112 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 3 with 112 Pre rules applied. Total rules applied 342 place count 572 transition count 379
Deduced a syphon composed of 112 places in 2 ms
Ensure Unique test removed 22 places
Reduce places removed 134 places and 0 transitions.
Iterating global reduction 3 with 246 rules applied. Total rules applied 588 place count 438 transition count 379
Discarding 98 places :
Symmetric choice reduction at 3 with 98 rule applications. Total rules 686 place count 340 transition count 281
Iterating global reduction 3 with 98 rules applied. Total rules applied 784 place count 340 transition count 281
Performed 9 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 3 with 9 Pre rules applied. Total rules applied 784 place count 340 transition count 272
Deduced a syphon composed of 9 places in 1 ms
Ensure Unique test removed 2 places
Reduce places removed 11 places and 0 transitions.
Iterating global reduction 3 with 20 rules applied. Total rules applied 804 place count 329 transition count 272
Performed 118 Post agglomeration using F-continuation condition.Transition count delta: 118
Deduced a syphon composed of 118 places in 0 ms
Ensure Unique test removed 2 places
Reduce places removed 120 places and 0 transitions.
Iterating global reduction 3 with 238 rules applied. Total rules applied 1042 place count 209 transition count 154
Performed 1 Post agglomeration using F-continuation condition.Transition count delta: -3
Deduced a syphon composed of 1 places in 1 ms
Reduce places removed 1 places and 0 transitions.
Iterating global reduction 3 with 2 rules applied. Total rules applied 1044 place count 208 transition count 157
Free-agglomeration rule applied 2 times.
Iterating global reduction 3 with 2 rules applied. Total rules applied 1046 place count 208 transition count 155
Reduce places removed 2 places and 0 transitions.
Iterating post reduction 3 with 2 rules applied. Total rules applied 1048 place count 206 transition count 155
Partial Free-agglomeration rule applied 1 times.
Drop transitions (Partial Free agglomeration) removed 1 transitions
Iterating global reduction 4 with 1 rules applied. Total rules applied 1049 place count 206 transition count 155
Applied a total of 1049 rules in 194 ms. Remains 206 /757 variables (removed 551) and now considering 155/670 (removed 515) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 201 ms. Remains : 206/757 places, 155/670 transitions.
Running PetriSpot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.petrispot.binaries_1.0.0.202604301425/bin/petri64' '--loadKERS=/tmp/petrispot-input-6559695760957485905.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-6799535736222234976.kers'
[2026-05-24 13:24:19] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-6559695760957485905.kers, --Pflows, --basisKERS=/tmp/petrispot-output-6799535736222234976.kers]
Culling duplicate invariants (modulo rational): removing 1 columns.
Culled 1 columns in 0 ms.
// Phase 1: matrix 155 rows 205 cols 929 entries
Finished phase 1 with 44 SingleSign rule and 71 generalized
[2026-05-24 13:24:19] [INFO ] Computed 91 invariants in 1 ms
Computed 91 P flows in 2 ms.
Exported basis to /tmp/petrispot-output-6799535736222234976.kers
Total runtime 2 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 (45674 resets) in 3270 ms. (305 steps per ms)
FORMULA BusinessProcesses-PT-19-UpperBounds-15 1 TECHNIQUES TOPOLOGICAL BESTFIRST_WALK
FORMULA BusinessProcesses-PT-19-UpperBounds-13 1 TECHNIQUES TOPOLOGICAL BESTFIRST_WALK
FORMULA BusinessProcesses-PT-19-UpperBounds-10 1 TECHNIQUES TOPOLOGICAL BESTFIRST_WALK
FORMULA BusinessProcesses-PT-19-UpperBounds-08 1 TECHNIQUES TOPOLOGICAL BESTFIRST_WALK
FORMULA BusinessProcesses-PT-19-UpperBounds-07 1 TECHNIQUES TOPOLOGICAL BESTFIRST_WALK
FORMULA BusinessProcesses-PT-19-UpperBounds-06 1 TECHNIQUES TOPOLOGICAL BESTFIRST_WALK
FORMULA BusinessProcesses-PT-19-UpperBounds-05 1 TECHNIQUES TOPOLOGICAL BESTFIRST_WALK
BEST_FIRST walk for 1000001 steps (24813 resets) in 2130 ms. (469 steps per ms)
Current structural bounds on expressions (after WALK) : Max Seen:[] Max Struct:[]
All properties solved without resorting to model-checking.
Total runtime 47223 ms.

BK_STOP 1779629064580

--------------------
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_1.0.0.202604301425.jar
+ VERSION=202604301425
+ echo 'Running Version 202604301425'
+ /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="BusinessProcesses-PT-19"
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 2-5973"
echo " Executing tool itstools"
echo " Input is BusinessProcesses-PT-19, 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 r034-tall-177946842100597"
echo "====================================================================="
echo
echo "--------------------"
echo "preparation of the directory to be used:"

tar xzf /home/mcc/BenchKit/INPUTS/BusinessProcesses-PT-19.tgz
mv BusinessProcesses-PT-19 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 ;