About the Execution of ITS-Tools for FlexibleBarrier-PT-20b
| Execution Summary | |||||
| Max Memory Used (MB) |
Time wait (ms) | CPU Usage (ms) | I/O Wait (ms) | Computed Result | Execution Status |
| 480.972 | 78815.00 | 96893.00 | 379.40 | 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 | normal |
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.r130-smll-177955809100445.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 FlexibleBarrier-PT-20b, examination is UpperBounds
Time confinement is 3600 seconds
Memory confinement is 16384 MBytes
Number of cores is 4
Run identifier is r130-smll-177955809100445
=====================================================================
--------------------
preparation of the directory to be used:
/home/mcc/execution
total 1.9M
-rw-r--r-- 1 mcc users 7.2K Mar 7 06:45 CTLCardinality.txt
-rw-r--r-- 1 mcc users 77K Mar 7 06:45 CTLCardinality.xml
-rw-r--r-- 1 mcc users 5.1K Mar 7 06:45 CTLFireability.txt
-rw-r--r-- 1 mcc users 43K Mar 7 06:45 CTLFireability.xml
-rw-r--r-- 1 mcc users 4.2K Mar 3 18:30 GenericPropertiesDefinition.xml
-rw-r--r-- 1 mcc users 4.1K Mar 15 10:15 LTLCardinality.txt
-rw-r--r-- 1 mcc users 28K Mar 15 10:15 LTLCardinality.xml
-rw-r--r-- 1 mcc users 2.4K Mar 15 10:15 LTLFireability.txt
-rw-r--r-- 1 mcc users 18K Mar 15 10:15 LTLFireability.xml
-rw-r--r-- 1 mcc users 8.2K Mar 7 06:45 ReachabilityCardinality.txt
-rw-r--r-- 1 mcc users 77K Mar 7 06:45 ReachabilityCardinality.xml
-rw-r--r-- 1 mcc users 6.9K Mar 7 06:45 ReachabilityFireability.txt
-rw-r--r-- 1 mcc users 53K Mar 7 06:45 ReachabilityFireability.xml
-rw-r--r-- 1 mcc users 1.7K Mar 15 10:15 UpperBounds.txt
-rw-r--r-- 1 mcc users 3.8K Mar 15 10:15 UpperBounds.xml
-rw-r--r-- 1 mcc users 6 Mar 3 18:30 equiv_col
-rw-r--r-- 1 mcc users 4 Mar 3 18:30 instance
-rw-r--r-- 1 mcc users 6 Mar 3 18:30 iscolored
-rw-r--r-- 1 mcc users 1.5M 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 FlexibleBarrier-PT-20b-UpperBounds-00
FORMULA_NAME FlexibleBarrier-PT-20b-UpperBounds-01
FORMULA_NAME FlexibleBarrier-PT-20b-UpperBounds-02
FORMULA_NAME FlexibleBarrier-PT-20b-UpperBounds-03
FORMULA_NAME FlexibleBarrier-PT-20b-UpperBounds-04
FORMULA_NAME FlexibleBarrier-PT-20b-UpperBounds-05
FORMULA_NAME FlexibleBarrier-PT-20b-UpperBounds-06
FORMULA_NAME FlexibleBarrier-PT-20b-UpperBounds-07
FORMULA_NAME FlexibleBarrier-PT-20b-UpperBounds-08
FORMULA_NAME FlexibleBarrier-PT-20b-UpperBounds-09
FORMULA_NAME FlexibleBarrier-PT-20b-UpperBounds-10
FORMULA_NAME FlexibleBarrier-PT-20b-UpperBounds-11
FORMULA_NAME FlexibleBarrier-PT-20b-UpperBounds-12
FORMULA_NAME FlexibleBarrier-PT-20b-UpperBounds-13
FORMULA_NAME FlexibleBarrier-PT-20b-UpperBounds-14
FORMULA_NAME FlexibleBarrier-PT-20b-UpperBounds-15
=== Now, execution of the tool begins
BK_START 1779929193337
Invoking MCC driver with
BK_TOOL=itstools
BK_EXAMINATION=UpperBounds
BK_BIN_PATH=/home/mcc/BenchKit/bin/
BK_TIME_CONFINEMENT=3600
BK_INPUT=FlexibleBarrier-PT-20b
BK_MEMORY_CONFINEMENT=16384
Not applying reductions.
Model is PT
UpperBounds PT
Running Version 202604301425
[2026-05-28 00:46:35] [INFO ] Running its-tools with arguments : [-pnfolder, /home/mcc/execution, -examination, UpperBounds, -its, -ltsmin, -greatspnpath, /home/mcc/BenchKit/bin//../itstools/bin//..//greatspn/, -order, META, -manyOrder, -smt, -timeout, 3600]
[2026-05-28 00:46:35] [INFO ] Parsing pnml file : /home/mcc/execution/model.pnml
[2026-05-28 00:46:36] [INFO ] Load time of PNML (sax parser for PT used): 628 ms
[2026-05-28 00:46:36] [INFO ] Transformed 5372 places.
[2026-05-28 00:46:36] [INFO ] Transformed 6193 transitions.
[2026-05-28 00:46:36] [INFO ] Found NUPN structural information;
[2026-05-28 00:46:36] [INFO ] Parsed PT model containing 5372 places and 6193 transitions and 15575 arcs in 890 ms.
Parsed 16 properties from file /home/mcc/execution/UpperBounds.xml in 12 ms.
Current structural bounds on expressions (Initiallly, because the net is safe) : Max Seen:[0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0] Max Struct:[1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1]
Current structural bounds on expressions (Before main loop) : Max Seen:[0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0] Max Struct:[1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1]
Running PetriSpot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.petrispot.binaries_1.0.0.202604301425/bin/petri64' '--loadKERS=/tmp/petrispot-input-17691048610218519092.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-13396021715407177299.kers'
[2026-05-28 00:46:37] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-17691048610218519092.kers, --Pflows, --basisKERS=/tmp/petrispot-output-13396021715407177299.kers]
Culled 0 columns in 5 ms.
// Phase 1: matrix 6193 rows 5372 cols 15575 entries
Finished phase 1 with 5350 SingleSign rule and 0 generalized
[2026-05-28 00:46:37] [INFO ] Computed 22 invariants in 50 ms
Computed 22 P flows in 52 ms.
Exported basis to /tmp/petrispot-output-13396021715407177299.kers
Total runtime 58 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 (74 resets) in 174 ms. (57 steps per ms)
FORMULA FlexibleBarrier-PT-20b-UpperBounds-02 1 TECHNIQUES TOPOLOGICAL BESTFIRST_WALK
FORMULA FlexibleBarrier-PT-20b-UpperBounds-12 1 TECHNIQUES TOPOLOGICAL BESTFIRST_WALK
BEST_FIRST walk for 140014 steps (77 resets) in 379 ms. (368 steps per ms)
Current structural bounds on expressions (after WALK) : Max Seen:[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]
[2026-05-28 00:46:37] [INFO ] Invariant cache hit.
[2026-05-28 00:46:40] [INFO ] [Real]Absence check using 22 positive place invariants in 265 ms returned sat
[2026-05-28 00:46:42] [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 0
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)
[2026-05-28 00:46:45] [INFO ] [Real]Absence check using 22 positive place invariants in 349 ms returned sat
[2026-05-28 00:46:47] [INFO ] [Real]Absence check using state equation in 2842 ms returned unknown
[2026-05-28 00:46:49] [INFO ] [Real]Absence check using 22 positive place invariants in 332 ms returned sat
[2026-05-28 00:46:52] [INFO ] [Real]Absence check using state equation in 3142 ms returned unknown
[2026-05-28 00:46:54] [INFO ] [Real]Absence check using 22 positive place invariants in 259 ms returned sat
[2026-05-28 00:46:58] [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 3
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)
[2026-05-28 00:46:59] [INFO ] [Real]Absence check using 22 positive place invariants in 313 ms returned sat
[2026-05-28 00:47:03] [INFO ] [Real]Absence check using state equation in 3135 ms returned unknown
[2026-05-28 00:47:04] [INFO ] [Real]Absence check using 22 positive place invariants in 363 ms returned sat
[2026-05-28 00:47:08] [INFO ] [Real]Absence check using state equation in 3088 ms returned unknown
[2026-05-28 00:47:09] [INFO ] [Real]Absence check using 22 positive place invariants in 226 ms returned sat
[2026-05-28 00:47:13] [INFO ] [Real]Absence check using state equation in 3132 ms returned unknown
[2026-05-28 00:47:14] [INFO ] [Real]Absence check using 22 positive place invariants in 252 ms returned sat
[2026-05-28 00:47:18] [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 7
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)
[2026-05-28 00:47:19] [INFO ] [Real]Absence check using 22 positive place invariants in 253 ms returned sat
[2026-05-28 00:47:23] [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 8
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)
[2026-05-28 00:47:24] [INFO ] [Real]Absence check using 22 positive place invariants in 228 ms returned sat
[2026-05-28 00:47:28] [INFO ] [Real]Absence check using state equation in 3283 ms returned unknown
[2026-05-28 00:47:29] [INFO ] [Real]Absence check using 22 positive place invariants in 237 ms returned sat
[2026-05-28 00:47:33] [INFO ] [Real]Absence check using state equation in 3488 ms returned unknown
[2026-05-28 00:47:34] [INFO ] [Real]Absence check using 22 positive place invariants in 250 ms returned sat
[2026-05-28 00:47:38] [INFO ] [Real]Absence check using state equation in 3218 ms returned unknown
[2026-05-28 00:47:39] [INFO ] [Real]Absence check using 22 positive place invariants in 224 ms returned sat
[2026-05-28 00:47:43] [INFO ] [Real]Absence check using state equation in 3243 ms returned unknown
[2026-05-28 00:47:44] [INFO ] [Real]Absence check using 22 positive place invariants in 341 ms returned sat
[2026-05-28 00:47:48] [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 13
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)
Current structural bounds on expressions (after SMT) : Max Seen:[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]
Current structural bounds on expressions (After Parikh guided walk) : Max Seen:[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]
Support contains 14 out of 5372 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 5372/5372 places, 6193/6193 transitions.
Graph (trivial) has 5287 edges and 5372 vertex of which 122 / 5372 are part of one of the 20 SCC in 45 ms
Free SCC test removed 102 places
Drop transitions (Empty/Sink Transition effects.) removed 123 transitions
Reduce isomorphic transitions removed 123 transitions.
Drop transitions (Trivial Post-Agglo cleanup.) removed 1298 transitions
Trivial Post-agglo rules discarded 1298 transitions
Performed 1298 trivial Post agglomeration. Transition count delta: 1298
Iterating post reduction 0 with 1298 rules applied. Total rules applied 1299 place count 5270 transition count 4772
Reduce places removed 1298 places and 0 transitions.
Performed 4 Post agglomeration using F-continuation condition.Transition count delta: 4
Iterating post reduction 1 with 1302 rules applied. Total rules applied 2601 place count 3972 transition count 4768
Reduce places removed 4 places and 0 transitions.
Iterating post reduction 2 with 4 rules applied. Total rules applied 2605 place count 3968 transition count 4768
Performed 371 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 3 with 371 Pre rules applied. Total rules applied 2605 place count 3968 transition count 4397
Deduced a syphon composed of 371 places in 7 ms
Reduce places removed 371 places and 0 transitions.
Iterating global reduction 3 with 742 rules applied. Total rules applied 3347 place count 3597 transition count 4397
Discarding 2199 places :
Symmetric choice reduction at 3 with 2199 rule applications. Total rules 5546 place count 1398 transition count 2198
Iterating global reduction 3 with 2199 rules applied. Total rules applied 7745 place count 1398 transition count 2198
Performed 20 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 3 with 20 Pre rules applied. Total rules applied 7745 place count 1398 transition count 2178
Deduced a syphon composed of 20 places in 12 ms
Reduce places removed 20 places and 0 transitions.
Iterating global reduction 3 with 40 rules applied. Total rules applied 7785 place count 1378 transition count 2178
Discarding 356 places :
Symmetric choice reduction at 3 with 356 rule applications. Total rules 8141 place count 1022 transition count 1822
Iterating global reduction 3 with 356 rules applied. Total rules applied 8497 place count 1022 transition count 1822
Ensure Unique test removed 349 transitions
Reduce isomorphic transitions removed 349 transitions.
Iterating post reduction 3 with 349 rules applied. Total rules applied 8846 place count 1022 transition count 1473
Performed 103 Post agglomeration using F-continuation condition.Transition count delta: 103
Deduced a syphon composed of 103 places in 1 ms
Reduce places removed 103 places and 0 transitions.
Iterating global reduction 4 with 206 rules applied. Total rules applied 9052 place count 919 transition count 1370
Drop transitions (Empty/Sink Transition effects.) removed 40 transitions
Reduce isomorphic transitions removed 40 transitions.
Iterating post reduction 4 with 40 rules applied. Total rules applied 9092 place count 919 transition count 1330
Discarding 20 places :
Symmetric choice reduction at 5 with 20 rule applications. Total rules 9112 place count 899 transition count 1310
Iterating global reduction 5 with 20 rules applied. Total rules applied 9132 place count 899 transition count 1310
Free-agglomeration rule applied 774 times.
Iterating global reduction 5 with 774 rules applied. Total rules applied 9906 place count 899 transition count 536
Reduce places removed 774 places and 0 transitions.
Drop transitions (Empty/Sink Transition effects.) removed 359 transitions
Reduce isomorphic transitions removed 359 transitions.
Graph (complete) has 346 edges and 125 vertex of which 110 are kept as prefixes of interest. Removing 15 places using SCC suffix rule.1 ms
Discarding 15 places :
Also discarding 0 output transitions
Iterating post reduction 5 with 1134 rules applied. Total rules applied 11040 place count 110 transition count 177
Drop transitions (Empty/Sink Transition effects.) removed 21 transitions
Reduce isomorphic transitions removed 21 transitions.
Iterating post reduction 6 with 21 rules applied. Total rules applied 11061 place count 110 transition count 156
Reduce places removed 1 places and 1 transitions.
Iterating global reduction 7 with 1 rules applied. Total rules applied 11062 place count 109 transition count 155
Reduce places removed 1 places and 0 transitions.
Graph (trivial) has 85 edges and 108 vertex of which 34 / 108 are part of one of the 17 SCC in 0 ms
Free SCC test removed 17 places
Iterating post reduction 7 with 2 rules applied. Total rules applied 11064 place count 91 transition count 155
Drop transitions (Empty/Sink Transition effects.) removed 34 transitions
Reduce isomorphic transitions removed 34 transitions.
Iterating post reduction 8 with 34 rules applied. Total rules applied 11098 place count 91 transition count 121
Performed 17 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 9 with 17 Pre rules applied. Total rules applied 11098 place count 91 transition count 104
Deduced a syphon composed of 17 places in 0 ms
Reduce places removed 17 places and 0 transitions.
Iterating global reduction 9 with 34 rules applied. Total rules applied 11132 place count 74 transition count 104
Drop transitions (Empty/Sink Transition effects.) removed 17 transitions
Reduce isomorphic transitions removed 17 transitions.
Iterating post reduction 9 with 17 rules applied. Total rules applied 11149 place count 74 transition count 87
Performed 17 Post agglomeration using F-continuation condition.Transition count delta: 17
Deduced a syphon composed of 17 places in 0 ms
Reduce places removed 17 places and 0 transitions.
Iterating global reduction 10 with 34 rules applied. Total rules applied 11183 place count 57 transition count 70
Free-agglomeration rule applied 17 times.
Iterating global reduction 10 with 17 rules applied. Total rules applied 11200 place count 57 transition count 53
Reduce places removed 27 places and 0 transitions.
Drop transitions (Empty/Sink Transition effects.) removed 17 transitions
Reduce isomorphic transitions removed 17 transitions.
Iterating post reduction 10 with 44 rules applied. Total rules applied 11244 place count 30 transition count 36
Applied a total of 11244 rules in 2109 ms. Remains 30 /5372 variables (removed 5342) and now considering 36/6193 (removed 6157) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 2126 ms. Remains : 30/5372 places, 36/6193 transitions.
Running PetriSpot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.petrispot.binaries_1.0.0.202604301425/bin/petri64' '--loadKERS=/tmp/petrispot-input-11019393968158334008.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-10891144731606197488.kers'
[2026-05-28 00:47:50] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-11019393968158334008.kers, --Pflows, --basisKERS=/tmp/petrispot-output-10891144731606197488.kers]
Culling duplicate invariants (modulo rational): removing 2 columns.
Culled 2 columns in 0 ms.
// Phase 1: matrix 36 rows 28 cols 68 entries
Finished phase 1 with 22 SingleSign rule and 0 generalized
[2026-05-28 00:47:50] [INFO ] Computed 8 invariants in 0 ms
Computed 8 P flows in 0 ms.
Exported basis to /tmp/petrispot-output-10891144731606197488.kers
Total runtime 0 ms.
Current structural bounds on expressions (after invariants) : Max Seen:[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]
RANDOM walk for 1000000 steps (2 resets) in 1499 ms. (666 steps per ms)
FORMULA FlexibleBarrier-PT-20b-UpperBounds-15 1 TECHNIQUES TOPOLOGICAL BESTFIRST_WALK
FORMULA FlexibleBarrier-PT-20b-UpperBounds-14 1 TECHNIQUES TOPOLOGICAL BESTFIRST_WALK
FORMULA FlexibleBarrier-PT-20b-UpperBounds-13 1 TECHNIQUES TOPOLOGICAL BESTFIRST_WALK
FORMULA FlexibleBarrier-PT-20b-UpperBounds-11 1 TECHNIQUES TOPOLOGICAL BESTFIRST_WALK
FORMULA FlexibleBarrier-PT-20b-UpperBounds-10 1 TECHNIQUES TOPOLOGICAL BESTFIRST_WALK
FORMULA FlexibleBarrier-PT-20b-UpperBounds-09 1 TECHNIQUES TOPOLOGICAL BESTFIRST_WALK
FORMULA FlexibleBarrier-PT-20b-UpperBounds-08 1 TECHNIQUES TOPOLOGICAL BESTFIRST_WALK
FORMULA FlexibleBarrier-PT-20b-UpperBounds-07 1 TECHNIQUES TOPOLOGICAL BESTFIRST_WALK
FORMULA FlexibleBarrier-PT-20b-UpperBounds-06 1 TECHNIQUES TOPOLOGICAL BESTFIRST_WALK
FORMULA FlexibleBarrier-PT-20b-UpperBounds-05 1 TECHNIQUES TOPOLOGICAL BESTFIRST_WALK
FORMULA FlexibleBarrier-PT-20b-UpperBounds-04 1 TECHNIQUES TOPOLOGICAL BESTFIRST_WALK
FORMULA FlexibleBarrier-PT-20b-UpperBounds-03 1 TECHNIQUES TOPOLOGICAL BESTFIRST_WALK
FORMULA FlexibleBarrier-PT-20b-UpperBounds-01 1 TECHNIQUES TOPOLOGICAL BESTFIRST_WALK
FORMULA FlexibleBarrier-PT-20b-UpperBounds-00 1 TECHNIQUES TOPOLOGICAL BESTFIRST_WALK
BEST_FIRST walk for 1000001 steps (2 resets) in 351 ms. (2840 steps per ms)
Current structural bounds on expressions (after WALK) : Max Seen:[] Max Struct:[]
All properties solved without resorting to model-checking.
Total runtime 76297 ms.
BK_STOP 1779929272152
--------------------
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="FlexibleBarrier-PT-20b"
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 FlexibleBarrier-PT-20b, 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 r130-smll-177955809100445"
echo "====================================================================="
echo
echo "--------------------"
echo "preparation of the directory to be used:"
tar xzf /home/mcc/BenchKit/INPUTS/FlexibleBarrier-PT-20b.tgz
mv FlexibleBarrier-PT-20b 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 '
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 ;