Execution Chart

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

Trace from the execution

Formatting '/data/sdalzilio/mcc2026-input.r178-oct2-177969020200453.qcow2', fmt=qcow2 cluster_size=65536 extended_l2=off compression_type=zlib size=4294967296 backing_file=/data/sdalzilio/mcc2026-input.qcow2 backing_fmt=qcow2 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 MultiCrashLeafsetExtension-PT-S24C03, examination is UpperBounds
Time confinement is 3600 seconds
Memory confinement is 16384 MBytes
Number of cores is 4
Run identifier is r178-oct2-177969020200453
=====================================================================

--------------------
preparation of the directory to be used:
/home/mcc/execution
total 9.3M
-rw-r--r-- 1 mcc users 13K Mar 7 19:08 CTLCardinality.txt
-rw-r--r-- 1 mcc users 79K Mar 7 19:08 CTLCardinality.xml
-rw-r--r-- 1 mcc users 8.9K Mar 7 19:08 CTLFireability.txt
-rw-r--r-- 1 mcc users 48K Mar 7 19:08 CTLFireability.xml
-rw-r--r-- 1 mcc users 7.4K Mar 15 11:39 LTLCardinality.txt
-rw-r--r-- 1 mcc users 32K Mar 15 11:39 LTLCardinality.xml
-rw-r--r-- 1 mcc users 4.8K Mar 15 11:39 LTLFireability.txt
-rw-r--r-- 1 mcc users 22K Mar 15 11:39 LTLFireability.xml
-rw-r--r-- 1 mcc users 29K Mar 7 19:09 ReachabilityCardinality.txt
-rw-r--r-- 1 mcc users 170K Mar 7 19:09 ReachabilityCardinality.xml
-rw-r--r-- 1 mcc users 13K Mar 7 19:08 ReachabilityFireability.txt
-rw-r--r-- 1 mcc users 54K Mar 7 19:08 ReachabilityFireability.xml
-rw-r--r-- 1 mcc users 2.5K Mar 15 11:39 UpperBounds.txt
-rw-r--r-- 1 mcc users 4.6K Mar 15 11:39 UpperBounds.xml
-rw-r--r-- 1 mcc users 6 Mar 3 18:30 equiv_col
-rw-r--r-- 1 mcc users 7 Mar 3 18:30 instance
-rw-r--r-- 1 mcc users 6 Mar 3 18:30 iscolored
-rw-r--r-- 1 mcc users 8.8M 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 MultiCrashLeafsetExtension-PT-S24C03-UpperBounds-00
FORMULA_NAME MultiCrashLeafsetExtension-PT-S24C03-UpperBounds-01
FORMULA_NAME MultiCrashLeafsetExtension-PT-S24C03-UpperBounds-02
FORMULA_NAME MultiCrashLeafsetExtension-PT-S24C03-UpperBounds-03
FORMULA_NAME MultiCrashLeafsetExtension-PT-S24C03-UpperBounds-04
FORMULA_NAME MultiCrashLeafsetExtension-PT-S24C03-UpperBounds-05
FORMULA_NAME MultiCrashLeafsetExtension-PT-S24C03-UpperBounds-06
FORMULA_NAME MultiCrashLeafsetExtension-PT-S24C03-UpperBounds-07
FORMULA_NAME MultiCrashLeafsetExtension-PT-S24C03-UpperBounds-08
FORMULA_NAME MultiCrashLeafsetExtension-PT-S24C03-UpperBounds-09
FORMULA_NAME MultiCrashLeafsetExtension-PT-S24C03-UpperBounds-10
FORMULA_NAME MultiCrashLeafsetExtension-PT-S24C03-UpperBounds-11
FORMULA_NAME MultiCrashLeafsetExtension-PT-S24C03-UpperBounds-12
FORMULA_NAME MultiCrashLeafsetExtension-PT-S24C03-UpperBounds-13
FORMULA_NAME MultiCrashLeafsetExtension-PT-S24C03-UpperBounds-14
FORMULA_NAME MultiCrashLeafsetExtension-PT-S24C03-UpperBounds-15

=== Now, execution of the tool begins

BK_START 1779723873415

Invoking MCC driver with
BK_TOOL=itstools
BK_EXAMINATION=UpperBounds
BK_BIN_PATH=/home/mcc/BenchKit/bin/
BK_TIME_CONFINEMENT=3600
BK_INPUT=MultiCrashLeafsetExtension-PT-S24C03
BK_MEMORY_CONFINEMENT=16384
Not applying reductions.
Model is PT
UpperBounds PT
Running Version 202604301425
[2026-05-25 15:44:34] [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]
[2026-05-25 15:44:34] [INFO ] Parsing pnml file : /home/mcc/execution/model.pnml
[2026-05-25 15:44:35] [INFO ] Load time of PNML (sax parser for PT used): 564 ms
[2026-05-25 15:44:35] [INFO ] Transformed 8390 places.
[2026-05-25 15:44:35] [INFO ] Transformed 12757 transitions.
[2026-05-25 15:44:35] [INFO ] Parsed PT model containing 8390 places and 12757 transitions and 52526 arcs in 711 ms.
Parsed 16 properties from file /home/mcc/execution/UpperBounds.xml in 22 ms.
Current structural bounds on expressions (Initially) : Max Seen:[0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0] Max Struct:[+inf, +inf, +inf, +inf, +inf, +inf, +inf, +inf, +inf, +inf, +inf, +inf, +inf, +inf, +inf, +inf]
Current structural bounds on expressions (Before main loop) : Max Seen:[0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0] Max Struct:[+inf, +inf, +inf, +inf, +inf, +inf, +inf, +inf, +inf, +inf, +inf, +inf, +inf, +inf, +inf, +inf]
Running PetriSpot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.petrispot.binaries_1.0.0.202604301425/bin/petri64' '--loadKERS=/tmp/petrispot-input-4858824789839398140.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-13231562582385625831.kers'
[2026-05-25 15:44:35] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-4858824789839398140.kers, --Pflows, --basisKERS=/tmp/petrispot-output-13231562582385625831.kers]
Normalized transition count is 12157 out of 12757 initially.
Culling duplicate invariants (modulo rational): removing 397 columns.
Culled 397 columns in 8 ms.
// Phase 1: matrix 12157 rows 7993 cols 33235 entries
Finished phase 1 with 5472 SingleSign rule and 2051 generalized
[2026-05-25 15:44:36] [INFO ] Computed 867 invariants in 182 ms
Computed 867 P flows in 183 ms.
Exported basis to /tmp/petrispot-output-13231562582385625831.kers
Total runtime 192 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 (319 resets) in 260 ms. (38 steps per ms)
FORMULA MultiCrashLeafsetExtension-PT-S24C03-UpperBounds-15 1 TECHNIQUES TOPOLOGICAL BESTFIRST_WALK
FORMULA MultiCrashLeafsetExtension-PT-S24C03-UpperBounds-06 1 TECHNIQUES TOPOLOGICAL BESTFIRST_WALK
FORMULA MultiCrashLeafsetExtension-PT-S24C03-UpperBounds-02 1 TECHNIQUES TOPOLOGICAL BESTFIRST_WALK
FORMULA MultiCrashLeafsetExtension-PT-S24C03-UpperBounds-01 1 TECHNIQUES TOPOLOGICAL BESTFIRST_WALK
FORMULA MultiCrashLeafsetExtension-PT-S24C03-UpperBounds-00 1 TECHNIQUES TOPOLOGICAL BESTFIRST_WALK
FORMULA MultiCrashLeafsetExtension-PT-S24C03-UpperBounds-04 1 TECHNIQUES TOPOLOGICAL BESTFIRST_WALK
FORMULA MultiCrashLeafsetExtension-PT-S24C03-UpperBounds-05 1 TECHNIQUES TOPOLOGICAL BESTFIRST_WALK
BEST_FIRST walk for 90007 steps (520 resets) in 389 ms. (230 steps per ms)
FORMULA MultiCrashLeafsetExtension-PT-S24C03-UpperBounds-09 1 TECHNIQUES TOPOLOGICAL RANDOM_WALK
Current structural bounds on expressions (after WALK) : Max Seen:[0, 0, 0, 0, 0, 0, 0, 0] Max Struct:[1, 1, 1, 1, 1, 1, 1, 1]
[2026-05-25 15:44:36] [INFO ] Flow matrix only has 12157 transitions (discarded 600 similar events)
Running PetriSpot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.petrispot.binaries_1.0.0.202604301425/bin/petri64' '--loadKERS=/tmp/petrispot-input-11150347819601104508.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-1693817205327836040.kers'
[2026-05-25 15:44:36] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-11150347819601104508.kers, --Pflows, --basisKERS=/tmp/petrispot-output-1693817205327836040.kers]
Culling duplicate invariants (modulo rational): removing 397 columns.
Culled 397 columns in 12 ms.
// Phase 1: matrix 12157 rows 7993 cols 33235 entries
Finished phase 1 with 5472 SingleSign rule and 2051 generalized
[2026-05-25 15:44:37] [INFO ] Computed 867 invariants in 211 ms
Computed 867 P flows in 212 ms.
Exported basis to /tmp/petrispot-output-1693817205327836040.kers
Total runtime 221 ms.
[2026-05-25 15:44:42] [INFO ] [Real]Absence check using 59 positive place invariants in 2313 ms returned sat
[2026-05-25 15:44:43] [INFO ] [Real]Absence check using 59 positive and 808 generalized place invariants in 474 ms returned sat
[2026-05-25 15:44:43] [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 1
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.verifyPossible(DeadlockTester.java:857)
at fr.lip6.move.gal.structural.smt.DeadlockTester.findStructuralMaxWithSMT(DeadlockTester.java:2278)
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)
[2026-05-25 15:44:45] [INFO ] [Real]Absence check using 59 positive place invariants in 174 ms returned sat
[2026-05-25 15:44:45] [INFO ] [Real]Absence check using 59 positive and 808 generalized place invariants in 343 ms returned sat
[2026-05-25 15:44:48] [INFO ] [Real]Absence check using state equation in 3002 ms returned unknown
[2026-05-25 15:44:50] [INFO ] [Real]Absence check using 59 positive place invariants in 152 ms returned sat
[2026-05-25 15:44:50] [INFO ] [Real]Absence check using 59 positive and 808 generalized place invariants in 465 ms returned sat
[2026-05-25 15:44:53] [INFO ] [Real]Absence check using state equation in 3205 ms returned unknown
[2026-05-25 15:44:55] [INFO ] [Real]Absence check using 59 positive place invariants in 152 ms returned sat
[2026-05-25 15:44:55] [INFO ] [Real]Absence check using 59 positive and 808 generalized place invariants in 282 ms returned sat
[2026-05-25 15:44:58] [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.verifyPossible(DeadlockTester.java:857)
at fr.lip6.move.gal.structural.smt.DeadlockTester.findStructuralMaxWithSMT(DeadlockTester.java:2278)
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)
[2026-05-25 15:45:00] [INFO ] [Real]Absence check using 59 positive place invariants in 187 ms returned sat
[2026-05-25 15:45:00] [INFO ] [Real]Absence check using 59 positive and 808 generalized place invariants in 311 ms returned sat
[2026-05-25 15:45:04] [INFO ] [Real]Absence check using state equation in 3233 ms returned unknown
[2026-05-25 15:45:05] [INFO ] [Real]Absence check using 59 positive place invariants in 169 ms returned sat
[2026-05-25 15:45:06] [INFO ] [Real]Absence check using 59 positive and 808 generalized place invariants in 309 ms returned sat
[2026-05-25 15:45:09] [WARNING] SMT solver failed with error :java.lang.RuntimeException: SMT solver raised an error when submitting script. Raised (error "Failed to assert expression: java.io.IOException: Broken pipe ... while checking expression at index 6
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:308)
at fr.lip6.move.gal.structural.smt.DeadlockTester.verifyPossible(DeadlockTester.java:857)
at fr.lip6.move.gal.structural.smt.DeadlockTester.findStructuralMaxWithSMT(DeadlockTester.java:2278)
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)
[2026-05-25 15:45:10] [INFO ] [Real]Absence check using 59 positive place invariants in 146 ms returned sat
[2026-05-25 15:45:10] [INFO ] [Real]Absence check using 59 positive and 808 generalized place invariants in 299 ms returned sat
[2026-05-25 15:45:14] [INFO ] [Real]Absence check using state equation in 3541 ms returned unknown
Current structural bounds on expressions (after SMT) : Max Seen:[0, 0, 0, 0, 0, 0, 0, 0] Max Struct:[1, 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, 0] Max Struct:[1, 1, 1, 1, 1, 1, 1, 1]
Support contains 8 out of 8390 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 8390/8390 places, 12757/12757 transitions.
Graph (complete) has 30079 edges and 8390 vertex of which 8356 are kept as prefixes of interest. Removing 34 places using SCC suffix rule.37 ms
Discarding 34 places :
Also discarding 0 output transitions
Drop transitions (Trivial Post-Agglo cleanup.) removed 1797 transitions
Trivial Post-agglo rules discarded 1797 transitions
Performed 1797 trivial Post agglomeration. Transition count delta: 1797
Iterating post reduction 0 with 1797 rules applied. Total rules applied 1798 place count 8356 transition count 10960
Reduce places removed 1797 places and 0 transitions.
Performed 1 Post agglomeration using F-continuation condition.Transition count delta: 1
Iterating post reduction 1 with 1798 rules applied. Total rules applied 3596 place count 6559 transition count 10959
Reduce places removed 1 places and 0 transitions.
Iterating post reduction 2 with 1 rules applied. Total rules applied 3597 place count 6558 transition count 10959
Performed 150 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 3 with 150 Pre rules applied. Total rules applied 3597 place count 6558 transition count 10809
Deduced a syphon composed of 150 places in 10 ms
Reduce places removed 150 places and 0 transitions.
Iterating global reduction 3 with 300 rules applied. Total rules applied 3897 place count 6408 transition count 10809
Discarding 1647 places :
Symmetric choice reduction at 3 with 1647 rule applications. Total rules 5544 place count 4761 transition count 9162
Iterating global reduction 3 with 1647 rules applied. Total rules applied 7191 place count 4761 transition count 9162
Performed 4 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 3 with 4 Pre rules applied. Total rules applied 7191 place count 4761 transition count 9158
Deduced a syphon composed of 4 places in 16 ms
Reduce places removed 4 places and 0 transitions.
Iterating global reduction 3 with 8 rules applied. Total rules applied 7199 place count 4757 transition count 9158
Discarding 547 places :
Symmetric choice reduction at 3 with 547 rule applications. Total rules 7746 place count 4210 transition count 7517
Iterating global reduction 3 with 547 rules applied. Total rules applied 8293 place count 4210 transition count 7517
Performed 25 Post agglomeration using F-continuation condition.Transition count delta: 25
Deduced a syphon composed of 25 places in 11 ms
Reduce places removed 25 places and 0 transitions.
Iterating global reduction 3 with 50 rules applied. Total rules applied 8343 place count 4185 transition count 7492
Free-agglomeration rule (complex) applied 337 times.
Iterating global reduction 3 with 337 rules applied. Total rules applied 8680 place count 4185 transition count 8249
Reduce places removed 337 places and 0 transitions.
Iterating post reduction 3 with 337 rules applied. Total rules applied 9017 place count 3848 transition count 8249
Partial Free-agglomeration rule applied 50 times.
Drop transitions (Partial Free agglomeration) removed 50 transitions
Iterating global reduction 4 with 50 rules applied. Total rules applied 9067 place count 3848 transition count 8249
Applied a total of 9067 rules in 4662 ms. Remains 3848 /8390 variables (removed 4542) and now considering 8249/12757 (removed 4508) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 4673 ms. Remains : 3848/8390 places, 8249/12757 transitions.
Running PetriSpot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.petrispot.binaries_1.0.0.202604301425/bin/petri64' '--loadKERS=/tmp/petrispot-input-3142799538747682182.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-8825097687873547760.kers'
[2026-05-25 15:45:18] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-3142799538747682182.kers, --Pflows, --basisKERS=/tmp/petrispot-output-8825097687873547760.kers]
Normalized transition count is 7365 out of 8249 initially.
Culling duplicate invariants (modulo rational): removing 407 columns.
Culled 407 columns in 14 ms.
// Phase 1: matrix 7365 rows 3441 cols 24769 entries
Finished phase 1 with 2588 SingleSign rule and 427 generalized
[2026-05-25 15:45:18] [INFO ] Computed 833 invariants in 141 ms
Computed 833 P flows in 142 ms.
Exported basis to /tmp/petrispot-output-8825097687873547760.kers
Total runtime 162 ms.
Current structural bounds on expressions (after invariants) : Max Seen:[0, 0, 0, 0, 0, 0, 0, 0] Max Struct:[1, 1, 1, 1, 1, 1, 1, 1]
RANDOM walk for 1000000 steps (52255 resets) in 22015 ms. (45 steps per ms)
FORMULA MultiCrashLeafsetExtension-PT-S24C03-UpperBounds-14 1 TECHNIQUES TOPOLOGICAL BESTFIRST_WALK
FORMULA MultiCrashLeafsetExtension-PT-S24C03-UpperBounds-11 1 TECHNIQUES TOPOLOGICAL BESTFIRST_WALK
FORMULA MultiCrashLeafsetExtension-PT-S24C03-UpperBounds-10 1 TECHNIQUES TOPOLOGICAL BESTFIRST_WALK
FORMULA MultiCrashLeafsetExtension-PT-S24C03-UpperBounds-08 1 TECHNIQUES TOPOLOGICAL BESTFIRST_WALK
FORMULA MultiCrashLeafsetExtension-PT-S24C03-UpperBounds-07 1 TECHNIQUES TOPOLOGICAL BESTFIRST_WALK
BEST_FIRST walk for 3000002 steps (18732 resets) in 10672 ms. (281 steps per ms)
Current structural bounds on expressions (after WALK) : Max Seen:[0, 0, 0] Max Struct:[1, 1, 1]
[2026-05-25 15:45:51] [INFO ] Flow matrix only has 7365 transitions (discarded 884 similar events)
Running PetriSpot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.petrispot.binaries_1.0.0.202604301425/bin/petri64' '--loadKERS=/tmp/petrispot-input-1743961201569120346.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-9691820848295800077.kers'
[2026-05-25 15:45:51] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-1743961201569120346.kers, --Pflows, --basisKERS=/tmp/petrispot-output-9691820848295800077.kers]
Culling duplicate invariants (modulo rational): removing 407 columns.
Culled 407 columns in 5 ms.
// Phase 1: matrix 7365 rows 3441 cols 24769 entries
Finished phase 1 with 2588 SingleSign rule and 427 generalized
[2026-05-25 15:45:51] [INFO ] Computed 833 invariants in 89 ms
Computed 833 P flows in 90 ms.
Exported basis to /tmp/petrispot-output-9691820848295800077.kers
Total runtime 108 ms.
[2026-05-25 15:45:52] [INFO ] [Real]Absence check using 25 positive place invariants in 50 ms returned sat
[2026-05-25 15:45:52] [INFO ] [Real]Absence check using 25 positive and 808 generalized place invariants in 268 ms returned sat
[2026-05-25 15:45:57] [INFO ] [Real]Absence check using state equation in 4453 ms returned sat
[2026-05-25 15:45:57] [INFO ] State equation strengthened by 3802 read => feed constraints.
[2026-05-25 15:45:58] [INFO ] [Real]Added 3802 Read/Feed constraints in 678 ms returned unsat
[2026-05-25 15:45:58] [INFO ] [Real]Absence check using 25 positive place invariants in 60 ms returned sat
[2026-05-25 15:45:58] [INFO ] [Real]Absence check using 25 positive and 808 generalized place invariants in 155 ms returned sat
[2026-05-25 15:46:02] [INFO ] [Real]Absence check using state equation in 3919 ms returned sat
[2026-05-25 15:46:03] [INFO ] Solution in real domain found non-integer solution.
[2026-05-25 15:46:03] [INFO ] [Nat]Absence check using 25 positive place invariants in 46 ms returned sat
[2026-05-25 15:46:03] [INFO ] [Nat]Absence check using 25 positive and 808 generalized place invariants in 189 ms returned sat
[2026-05-25 15:46:07] [INFO ] [Nat]Absence check using state equation in 3528 ms returned sat
[2026-05-25 15:46:11] [INFO ] [Nat]Added 3802 Read/Feed constraints in 3565 ms returned unsat
[2026-05-25 15:46:11] [INFO ] [Real]Absence check using 25 positive place invariants in 49 ms returned sat
[2026-05-25 15:46:11] [INFO ] [Real]Absence check using 25 positive and 808 generalized place invariants in 347 ms returned sat
[2026-05-25 15:46:16] [INFO ] [Real]Absence check using state equation in 4166 ms returned sat
[2026-05-25 15:46:16] [INFO ] Solution in real domain found non-integer solution.
[2026-05-25 15:46:16] [INFO ] [Nat]Absence check using 25 positive place invariants in 47 ms returned sat
[2026-05-25 15:46:17] [INFO ] [Nat]Absence check using 25 positive and 808 generalized place invariants in 280 ms returned sat
[2026-05-25 15:46:21] [INFO ] [Nat]Absence check using state equation in 4269 ms returned sat
[2026-05-25 15:46:24] [INFO ] [Nat]Added 3802 Read/Feed constraints in 3406 ms returned unsat
Current structural bounds on expressions (after SMT) : Max Seen:[0, 0, 0] Max Struct:[0, 0, 0]
FORMULA MultiCrashLeafsetExtension-PT-S24C03-UpperBounds-13 0 TECHNIQUES TOPOLOGICAL SAT_SMT RANDOM_WALK
FORMULA MultiCrashLeafsetExtension-PT-S24C03-UpperBounds-12 0 TECHNIQUES TOPOLOGICAL SAT_SMT RANDOM_WALK
FORMULA MultiCrashLeafsetExtension-PT-S24C03-UpperBounds-03 0 TECHNIQUES TOPOLOGICAL SAT_SMT RANDOM_WALK
Current structural bounds on expressions (After Parikh guided walk) : Max Seen:[] Max Struct:[]
All properties solved without resorting to model-checking.
Total runtime 110110 ms.

BK_STOP 1779723985078

--------------------
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="MultiCrashLeafsetExtension-PT-S24C03"
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 MultiCrashLeafsetExtension-PT-S24C03, 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 r178-oct2-177969020200453"
echo "====================================================================="
echo
echo "--------------------"
echo "preparation of the directory to be used:"

tar xzf /home/mcc/BenchKit/INPUTS/MultiCrashLeafsetExtension-PT-S24C03.tgz
mv MultiCrashLeafsetExtension-PT-S24C03 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 ;