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.r066-tall-177946967600181.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 CloudReconfiguration-PT-309, examination is UpperBounds
Time confinement is 3600 seconds
Memory confinement is 16384 MBytes
Number of cores is 4
Run identifier is r066-tall-177946967600181
=====================================================================

--------------------
preparation of the directory to be used:
/home/mcc/execution
total 1.1M
-rw-r--r-- 1 mcc users 7.6K Mar 6 08:54 CTLCardinality.txt
-rw-r--r-- 1 mcc users 81K Mar 6 08:54 CTLCardinality.xml
-rw-r--r-- 1 mcc users 5.4K Mar 6 08:53 CTLFireability.txt
-rw-r--r-- 1 mcc users 42K Mar 6 08:53 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 08:23 LTLCardinality.txt
-rw-r--r-- 1 mcc users 29K Mar 15 08:23 LTLCardinality.xml
-rw-r--r-- 1 mcc users 2.5K Mar 15 08:24 LTLFireability.txt
-rw-r--r-- 1 mcc users 21K Mar 15 08:24 LTLFireability.xml
-rw-r--r-- 1 mcc users 9.2K Mar 6 08:54 ReachabilityCardinality.txt
-rw-r--r-- 1 mcc users 90K Mar 6 08:54 ReachabilityCardinality.xml
-rw-r--r-- 1 mcc users 9.3K Mar 6 08:54 ReachabilityFireability.txt
-rw-r--r-- 1 mcc users 78K Mar 6 08:54 ReachabilityFireability.xml
-rw-r--r-- 1 mcc users 1.8K Mar 15 08:24 UpperBounds.txt
-rw-r--r-- 1 mcc users 3.8K Mar 15 08:24 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 660K 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 CloudReconfiguration-PT-309-UpperBounds-00
FORMULA_NAME CloudReconfiguration-PT-309-UpperBounds-01
FORMULA_NAME CloudReconfiguration-PT-309-UpperBounds-02
FORMULA_NAME CloudReconfiguration-PT-309-UpperBounds-03
FORMULA_NAME CloudReconfiguration-PT-309-UpperBounds-04
FORMULA_NAME CloudReconfiguration-PT-309-UpperBounds-05
FORMULA_NAME CloudReconfiguration-PT-309-UpperBounds-06
FORMULA_NAME CloudReconfiguration-PT-309-UpperBounds-07
FORMULA_NAME CloudReconfiguration-PT-309-UpperBounds-08
FORMULA_NAME CloudReconfiguration-PT-309-UpperBounds-09
FORMULA_NAME CloudReconfiguration-PT-309-UpperBounds-10
FORMULA_NAME CloudReconfiguration-PT-309-UpperBounds-11
FORMULA_NAME CloudReconfiguration-PT-309-UpperBounds-12
FORMULA_NAME CloudReconfiguration-PT-309-UpperBounds-13
FORMULA_NAME CloudReconfiguration-PT-309-UpperBounds-14
FORMULA_NAME CloudReconfiguration-PT-309-UpperBounds-15

=== Now, execution of the tool begins

BK_START 1779505519195

Invoking MCC driver with
BK_TOOL=itstools
BK_EXAMINATION=UpperBounds
BK_BIN_PATH=/home/mcc/BenchKit/bin/
BK_TIME_CONFINEMENT=3600
BK_INPUT=CloudReconfiguration-PT-309
BK_MEMORY_CONFINEMENT=16384
Not applying reductions.
Model is PT
UpperBounds PT
Running Version 202604301425
[2026-05-23 03:05:20] [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]
[2026-05-23 03:05:20] [INFO ] Parsing pnml file : /home/mcc/execution/model.pnml
[2026-05-23 03:05:20] [INFO ] Load time of PNML (sax parser for PT used): 144 ms
[2026-05-23 03:05:20] [INFO ] Transformed 2585 places.
[2026-05-23 03:05:20] [INFO ] Transformed 3095 transitions.
[2026-05-23 03:05:20] [INFO ] Found NUPN structural information;
[2026-05-23 03:05:20] [INFO ] Parsed PT model containing 2585 places and 3095 transitions and 6463 arcs in 246 ms.
Parsed 16 properties from file /home/mcc/execution/UpperBounds.xml in 7 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-18336816898120516652.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-2737996858462197363.kers'
[2026-05-23 03:05:20] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-18336816898120516652.kers, --Pflows, --basisKERS=/tmp/petrispot-output-2737996858462197363.kers]
Culled 0 columns in 2 ms.
// Phase 1: matrix 3095 rows 2585 cols 6463 entries
Finished phase 1 with 2580 SingleSign rule and 1 generalized
[2026-05-23 03:05:20] [INFO ] Computed 4 invariants in 18 ms
Computed 4 P flows in 19 ms.
Exported basis to /tmp/petrispot-output-2737996858462197363.kers
Total runtime 22 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 (75 resets) in 48 ms. (204 steps per ms)
FORMULA CloudReconfiguration-PT-309-UpperBounds-12 1 TECHNIQUES TOPOLOGICAL BESTFIRST_WALK
FORMULA CloudReconfiguration-PT-309-UpperBounds-06 1 TECHNIQUES TOPOLOGICAL BESTFIRST_WALK
FORMULA CloudReconfiguration-PT-309-UpperBounds-03 1 TECHNIQUES TOPOLOGICAL BESTFIRST_WALK
FORMULA CloudReconfiguration-PT-309-UpperBounds-14 1 TECHNIQUES TOPOLOGICAL BESTFIRST_WALK
FORMULA CloudReconfiguration-PT-309-UpperBounds-01 1 TECHNIQUES TOPOLOGICAL BESTFIRST_WALK
BEST_FIRST walk for 110010 steps (223 resets) in 142 ms. (769 steps per ms)
Current structural bounds on expressions (after WALK) : Max Seen:[0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0] Max Struct:[1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1]
[2026-05-23 03:05:21] [INFO ] Invariant cache hit.
[2026-05-23 03:05:21] [INFO ] [Real]Absence check using 0 positive and 4 generalized place invariants in 55 ms returned sat
[2026-05-23 03:05:22] [INFO ] [Real]Absence check using state equation in 1054 ms returned sat
[2026-05-23 03:05:23] [INFO ] Computed and/alt/rep : 3086/3793/3086 causal constraints (skipped 8 transitions) in 171 ms.
[2026-05-23 03:05:24] [INFO ] Solution in real domain found non-integer solution.
[2026-05-23 03:05:24] [INFO ] [Nat]Absence check using 0 positive and 4 generalized place invariants in 52 ms returned sat
[2026-05-23 03:05:25] [INFO ] [Nat]Absence check using state equation in 1034 ms returned sat
[2026-05-23 03:05:25] [INFO ] Computed and/alt/rep : 3086/3793/3086 causal constraints (skipped 8 transitions) in 139 ms.
[2026-05-23 03:05:29] [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.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)
[2026-05-23 03:05:29] [INFO ] [Real]Absence check using 0 positive and 4 generalized place invariants in 50 ms returned sat
[2026-05-23 03:05:30] [INFO ] [Real]Absence check using state equation in 1039 ms returned sat
[2026-05-23 03:05:31] [INFO ] Computed and/alt/rep : 3086/3793/3086 causal constraints (skipped 8 transitions) in 119 ms.
[2026-05-23 03:05:31] [INFO ] Solution in real domain found non-integer solution.
[2026-05-23 03:05:32] [INFO ] [Nat]Absence check using 0 positive and 4 generalized place invariants in 54 ms returned sat
[2026-05-23 03:05:33] [INFO ] [Nat]Absence check using state equation in 1072 ms returned sat
[2026-05-23 03:05:33] [INFO ] Computed and/alt/rep : 3086/3793/3086 causal constraints (skipped 8 transitions) in 144 ms.
[2026-05-23 03:05:36] [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 1
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)
[2026-05-23 03:05:37] [INFO ] [Real]Absence check using 0 positive and 4 generalized place invariants in 49 ms returned sat
[2026-05-23 03:05:38] [INFO ] [Real]Absence check using state equation in 1193 ms returned sat
[2026-05-23 03:05:38] [INFO ] Computed and/alt/rep : 3086/3793/3086 causal constraints (skipped 8 transitions) in 145 ms.
[2026-05-23 03:05:39] [INFO ] Solution in real domain found non-integer solution.
[2026-05-23 03:05:40] [INFO ] [Nat]Absence check using 0 positive and 4 generalized place invariants in 50 ms returned sat
[2026-05-23 03:05:41] [INFO ] [Nat]Absence check using state equation in 1185 ms returned sat
[2026-05-23 03:05:41] [INFO ] Computed and/alt/rep : 3086/3793/3086 causal constraints (skipped 8 transitions) in 135 ms.
Maximisation of solution failed !
Minimization took 1 ms.
[2026-05-23 03:05:45] [INFO ] [Real]Absence check using 0 positive and 4 generalized place invariants in 52 ms returned sat
[2026-05-23 03:05:46] [INFO ] [Real]Absence check using state equation in 985 ms returned sat
[2026-05-23 03:05:46] [INFO ] Computed and/alt/rep : 3086/3793/3086 causal constraints (skipped 8 transitions) in 126 ms.
[2026-05-23 03:05:47] [INFO ] Solution in real domain found non-integer solution.
[2026-05-23 03:05:47] [INFO ] [Nat]Absence check using 0 positive and 4 generalized place invariants in 50 ms returned sat
[2026-05-23 03:05:48] [INFO ] [Nat]Absence check using state equation in 1009 ms returned sat
[2026-05-23 03:05:49] [INFO ] Computed and/alt/rep : 3086/3793/3086 causal constraints (skipped 8 transitions) in 120 ms.
[2026-05-23 03:05:52] [WARNING] SMT solver failed with error :java.lang.RuntimeException: SMT solver raised an error when submitting script. Raised (error "Failed to assert expression: java.io.IOException: Stream close... while checking expression at index 3
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)
[2026-05-23 03:05:52] [INFO ] [Real]Absence check using 0 positive and 4 generalized place invariants in 50 ms returned sat
[2026-05-23 03:05:53] [INFO ] [Real]Absence check using state equation in 1010 ms returned sat
[2026-05-23 03:05:54] [INFO ] Computed and/alt/rep : 3086/3793/3086 causal constraints (skipped 8 transitions) in 126 ms.
[2026-05-23 03:05:54] [INFO ] Solution in real domain found non-integer solution.
[2026-05-23 03:05:55] [INFO ] [Nat]Absence check using 0 positive and 4 generalized place invariants in 52 ms returned sat
[2026-05-23 03:05:56] [INFO ] [Nat]Absence check using state equation in 1082 ms returned sat
[2026-05-23 03:05:56] [INFO ] Computed and/alt/rep : 3086/3793/3086 causal constraints (skipped 8 transitions) in 144 ms.
[2026-05-23 03:06:00] [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)
[2026-05-23 03:06:00] [INFO ] [Real]Absence check using 0 positive and 4 generalized place invariants in 50 ms returned sat
[2026-05-23 03:06:01] [INFO ] [Real]Absence check using state equation in 1317 ms returned sat
[2026-05-23 03:06:02] [INFO ] Computed and/alt/rep : 3086/3793/3086 causal constraints (skipped 8 transitions) in 140 ms.
[2026-05-23 03:06:02] [INFO ] Solution in real domain found non-integer solution.
[2026-05-23 03:06:03] [INFO ] [Nat]Absence check using 0 positive and 4 generalized place invariants in 50 ms returned sat
[2026-05-23 03:06:04] [INFO ] [Nat]Absence check using state equation in 1245 ms returned sat
[2026-05-23 03:06:04] [INFO ] Computed and/alt/rep : 3086/3793/3086 causal constraints (skipped 8 transitions) in 120 ms.
Maximisation of solution failed !
Minimization took 0 ms.
[2026-05-23 03:06:08] [INFO ] [Real]Absence check using 0 positive and 4 generalized place invariants in 52 ms returned sat
[2026-05-23 03:06:09] [INFO ] [Real]Absence check using state equation in 1010 ms returned sat
[2026-05-23 03:06:09] [INFO ] Computed and/alt/rep : 3086/3793/3086 causal constraints (skipped 8 transitions) in 125 ms.
[2026-05-23 03:06:10] [INFO ] Solution in real domain found non-integer solution.
[2026-05-23 03:06:10] [INFO ] [Nat]Absence check using 0 positive and 4 generalized place invariants in 54 ms returned sat
[2026-05-23 03:06:11] [INFO ] [Nat]Absence check using state equation in 1023 ms returned sat
[2026-05-23 03:06:12] [INFO ] Computed and/alt/rep : 3086/3793/3086 causal constraints (skipped 8 transitions) in 131 ms.
Maximisation of solution failed !
Minimization took 0 ms.
[2026-05-23 03:06:15] [INFO ] [Real]Absence check using 0 positive and 4 generalized place invariants in 49 ms returned sat
[2026-05-23 03:06:16] [INFO ] [Real]Absence check using state equation in 1004 ms returned sat
[2026-05-23 03:06:17] [INFO ] Computed and/alt/rep : 3086/3793/3086 causal constraints (skipped 8 transitions) in 136 ms.
[2026-05-23 03:06:18] [INFO ] Solution in real domain found non-integer solution.
[2026-05-23 03:06:18] [INFO ] [Nat]Absence check using 0 positive and 4 generalized place invariants in 51 ms returned sat
[2026-05-23 03:06:19] [INFO ] [Nat]Absence check using state equation in 1037 ms returned sat
[2026-05-23 03:06:19] [INFO ] Computed and/alt/rep : 3086/3793/3086 causal constraints (skipped 8 transitions) in 111 ms.
[2026-05-23 03:06:23] [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 7
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)
[2026-05-23 03:06:23] [INFO ] [Real]Absence check using 0 positive and 4 generalized place invariants in 49 ms returned sat
[2026-05-23 03:06:24] [INFO ] [Real]Absence check using state equation in 996 ms returned sat
[2026-05-23 03:06:24] [INFO ] Computed and/alt/rep : 3086/3793/3086 causal constraints (skipped 8 transitions) in 118 ms.
[2026-05-23 03:06:25] [INFO ] Solution in real domain found non-integer solution.
[2026-05-23 03:06:26] [INFO ] [Nat]Absence check using 0 positive and 4 generalized place invariants in 50 ms returned sat
[2026-05-23 03:06:27] [INFO ] [Nat]Absence check using state equation in 1008 ms returned sat
[2026-05-23 03:06:27] [INFO ] Computed and/alt/rep : 3086/3793/3086 causal constraints (skipped 8 transitions) in 117 ms.
[2026-05-23 03:06:30] [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 8
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)
[2026-05-23 03:06:31] [INFO ] [Real]Absence check using 0 positive and 4 generalized place invariants in 48 ms returned sat
[2026-05-23 03:06:32] [INFO ] [Real]Absence check using state equation in 992 ms returned sat
[2026-05-23 03:06:32] [INFO ] Computed and/alt/rep : 3086/3793/3086 causal constraints (skipped 8 transitions) in 114 ms.
[2026-05-23 03:06:33] [INFO ] Solution in real domain found non-integer solution.
[2026-05-23 03:06:33] [INFO ] [Nat]Absence check using 0 positive and 4 generalized place invariants in 49 ms returned sat
[2026-05-23 03:06:34] [INFO ] [Nat]Absence check using state equation in 1031 ms returned sat
[2026-05-23 03:06:34] [INFO ] Computed and/alt/rep : 3086/3793/3086 causal constraints (skipped 8 transitions) in 122 ms.
[2026-05-23 03:06:38] [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 9
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)
[2026-05-23 03:06:38] [INFO ] [Real]Absence check using 0 positive and 4 generalized place invariants in 48 ms returned sat
[2026-05-23 03:06:39] [INFO ] [Real]Absence check using state equation in 990 ms returned sat
[2026-05-23 03:06:39] [INFO ] Computed and/alt/rep : 3086/3793/3086 causal constraints (skipped 8 transitions) in 117 ms.
[2026-05-23 03:06:40] [INFO ] Solution in real domain found non-integer solution.
[2026-05-23 03:06:41] [INFO ] [Nat]Absence check using 0 positive and 4 generalized place invariants in 50 ms returned sat
[2026-05-23 03:06:42] [INFO ] [Nat]Absence check using state equation in 979 ms returned sat
[2026-05-23 03:06:42] [INFO ] Computed and/alt/rep : 3086/3793/3086 causal constraints (skipped 8 transitions) in 120 ms.
[2026-05-23 03:06:45] [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 10
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)
Current structural bounds on expressions (after SMT) : Max Seen:[0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0] Max Struct:[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] Max Struct:[1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1]
Support contains 11 out of 2585 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 2585/2585 places, 3095/3095 transitions.
Graph (trivial) has 2930 edges and 2585 vertex of which 854 / 2585 are part of one of the 61 SCC in 17 ms
Free SCC test removed 793 places
Drop transitions (Empty/Sink Transition effects.) removed 967 transitions
Reduce isomorphic transitions removed 967 transitions.
Graph (complete) has 2408 edges and 1792 vertex of which 1778 are kept as prefixes of interest. Removing 14 places using SCC suffix rule.4 ms
Discarding 14 places :
Also discarding 9 output transitions
Drop transitions (Output transitions of discarded places.) removed 9 transitions
Drop transitions (Empty/Sink Transition effects.) removed 9 transitions
Reduce isomorphic transitions removed 9 transitions.
Drop transitions (Trivial Post-Agglo cleanup.) removed 1180 transitions
Trivial Post-agglo rules discarded 1180 transitions
Performed 1180 trivial Post agglomeration. Transition count delta: 1180
Iterating post reduction 0 with 1189 rules applied. Total rules applied 1191 place count 1778 transition count 930
Reduce places removed 1180 places and 0 transitions.
Ensure Unique test removed 75 transitions
Reduce isomorphic transitions removed 75 transitions.
Drop transitions (Trivial Post-Agglo cleanup.) removed 63 transitions
Trivial Post-agglo rules discarded 63 transitions
Performed 63 trivial Post agglomeration. Transition count delta: 63
Iterating post reduction 1 with 1318 rules applied. Total rules applied 2509 place count 598 transition count 792
Reduce places removed 63 places and 0 transitions.
Ensure Unique test removed 5 transitions
Reduce isomorphic transitions removed 5 transitions.
Drop transitions (Trivial Post-Agglo cleanup.) removed 2 transitions
Trivial Post-agglo rules discarded 2 transitions
Performed 2 trivial Post agglomeration. Transition count delta: 2
Iterating post reduction 2 with 70 rules applied. Total rules applied 2579 place count 535 transition count 785
Reduce places removed 2 places and 0 transitions.
Ensure Unique test removed 1 transitions
Reduce isomorphic transitions removed 1 transitions.
Drop transitions (Trivial Post-Agglo cleanup.) removed 2 transitions
Trivial Post-agglo rules discarded 2 transitions
Performed 2 trivial Post agglomeration. Transition count delta: 2
Iterating post reduction 3 with 5 rules applied. Total rules applied 2584 place count 533 transition count 782
Reduce places removed 2 places and 0 transitions.
Ensure Unique test removed 1 transitions
Reduce isomorphic transitions removed 1 transitions.
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 4 with 4 rules applied. Total rules applied 2588 place count 531 transition count 780
Reduce places removed 1 places and 0 transitions.
Performed 13 Post agglomeration using F-continuation condition.Transition count delta: 13
Iterating post reduction 5 with 14 rules applied. Total rules applied 2602 place count 530 transition count 767
Reduce places removed 13 places and 0 transitions.
Ensure Unique test removed 2 transitions
Reduce isomorphic transitions removed 2 transitions.
Iterating post reduction 6 with 15 rules applied. Total rules applied 2617 place count 517 transition count 765
Performed 21 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 7 with 21 Pre rules applied. Total rules applied 2617 place count 517 transition count 744
Deduced a syphon composed of 21 places in 1 ms
Reduce places removed 21 places and 0 transitions.
Iterating global reduction 7 with 42 rules applied. Total rules applied 2659 place count 496 transition count 744
Discarding 80 places :
Symmetric choice reduction at 7 with 80 rule applications. Total rules 2739 place count 416 transition count 664
Iterating global reduction 7 with 80 rules applied. Total rules applied 2819 place count 416 transition count 664
Ensure Unique test removed 1 transitions
Reduce isomorphic transitions removed 1 transitions.
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 7 with 2 rules applied. Total rules applied 2821 place count 416 transition count 662
Reduce places removed 1 places and 0 transitions.
Iterating post reduction 8 with 1 rules applied. Total rules applied 2822 place count 415 transition count 662
Performed 9 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 9 with 9 Pre rules applied. Total rules applied 2822 place count 415 transition count 653
Deduced a syphon composed of 9 places in 1 ms
Reduce places removed 9 places and 0 transitions.
Iterating global reduction 9 with 18 rules applied. Total rules applied 2840 place count 406 transition count 653
Discarding 60 places :
Symmetric choice reduction at 9 with 60 rule applications. Total rules 2900 place count 346 transition count 593
Iterating global reduction 9 with 60 rules applied. Total rules applied 2960 place count 346 transition count 593
Ensure Unique test removed 15 transitions
Reduce isomorphic transitions removed 15 transitions.
Drop transitions (Trivial Post-Agglo cleanup.) removed 15 transitions
Trivial Post-agglo rules discarded 15 transitions
Performed 15 trivial Post agglomeration. Transition count delta: 15
Iterating post reduction 9 with 30 rules applied. Total rules applied 2990 place count 346 transition count 563
Reduce places removed 15 places and 0 transitions.
Ensure Unique test removed 5 transitions
Reduce isomorphic transitions removed 5 transitions.
Drop transitions (Trivial Post-Agglo cleanup.) removed 5 transitions
Trivial Post-agglo rules discarded 5 transitions
Performed 5 trivial Post agglomeration. Transition count delta: 5
Iterating post reduction 10 with 25 rules applied. Total rules applied 3015 place count 331 transition count 553
Reduce places removed 5 places and 0 transitions.
Iterating post reduction 11 with 5 rules applied. Total rules applied 3020 place count 326 transition count 553
Discarding 20 places :
Symmetric choice reduction at 12 with 20 rule applications. Total rules 3040 place count 306 transition count 522
Iterating global reduction 12 with 20 rules applied. Total rules applied 3060 place count 306 transition count 522
Ensure Unique test removed 8 transitions
Reduce isomorphic transitions removed 8 transitions.
Iterating post reduction 12 with 8 rules applied. Total rules applied 3068 place count 306 transition count 514
Discarding 9 places :
Symmetric choice reduction at 13 with 9 rule applications. Total rules 3077 place count 297 transition count 496
Iterating global reduction 13 with 9 rules applied. Total rules applied 3086 place count 297 transition count 496
Discarding 3 places :
Symmetric choice reduction at 13 with 3 rule applications. Total rules 3089 place count 294 transition count 490
Iterating global reduction 13 with 3 rules applied. Total rules applied 3092 place count 294 transition count 490
Performed 156 Post agglomeration using F-continuation condition with reduction of 82 identical transitions.
Deduced a syphon composed of 156 places in 0 ms
Reduce places removed 156 places and 0 transitions.
Iterating global reduction 13 with 312 rules applied. Total rules applied 3404 place count 138 transition count 252
Drop transitions (Empty/Sink Transition effects.) removed 1 transitions
Ensure Unique test removed 3 transitions
Reduce isomorphic transitions removed 4 transitions.
Iterating post reduction 13 with 4 rules applied. Total rules applied 3408 place count 138 transition count 248
Performed 3 Post agglomeration using F-continuation condition.Transition count delta: 3
Deduced a syphon composed of 3 places in 0 ms
Reduce places removed 3 places and 0 transitions.
Iterating global reduction 14 with 6 rules applied. Total rules applied 3414 place count 135 transition count 245
Ensure Unique test removed 6 transitions
Reduce isomorphic transitions removed 6 transitions.
Iterating post reduction 14 with 6 rules applied. Total rules applied 3420 place count 135 transition count 239
Performed 3 Post agglomeration using F-continuation condition.Transition count delta: 3
Deduced a syphon composed of 3 places in 0 ms
Reduce places removed 3 places and 0 transitions.
Iterating global reduction 15 with 6 rules applied. Total rules applied 3426 place count 132 transition count 236
Ensure Unique test removed 6 transitions
Reduce isomorphic transitions removed 6 transitions.
Iterating post reduction 15 with 6 rules applied. Total rules applied 3432 place count 132 transition count 230
Performed 35 Post agglomeration using F-continuation condition with reduction of 15 identical transitions.
Deduced a syphon composed of 35 places in 0 ms
Reduce places removed 35 places and 0 transitions.
Iterating global reduction 16 with 70 rules applied. Total rules applied 3502 place count 97 transition count 261
Drop transitions (Empty/Sink Transition effects.) removed 11 transitions
Ensure Unique test removed 27 transitions
Reduce isomorphic transitions removed 38 transitions.
Iterating post reduction 16 with 38 rules applied. Total rules applied 3540 place count 97 transition count 223
Discarding 22 places :
Symmetric choice reduction at 17 with 22 rule applications. Total rules 3562 place count 75 transition count 187
Iterating global reduction 17 with 22 rules applied. Total rules applied 3584 place count 75 transition count 187
Ensure Unique test removed 11 transitions
Reduce isomorphic transitions removed 11 transitions.
Iterating post reduction 17 with 11 rules applied. Total rules applied 3595 place count 75 transition count 176
Discarding 5 places :
Symmetric choice reduction at 18 with 5 rule applications. Total rules 3600 place count 70 transition count 166
Iterating global reduction 18 with 5 rules applied. Total rules applied 3605 place count 70 transition count 166
Ensure Unique test removed 3 transitions
Reduce isomorphic transitions removed 3 transitions.
Iterating post reduction 18 with 3 rules applied. Total rules applied 3608 place count 70 transition count 163
Drop transitions (Redundant composition of simpler transitions.) removed 14 transitions
Redundant transition composition rules discarded 14 transitions
Iterating global reduction 19 with 14 rules applied. Total rules applied 3622 place count 70 transition count 149
Discarding 1 places :
Symmetric choice reduction at 19 with 1 rule applications. Total rules 3623 place count 69 transition count 146
Iterating global reduction 19 with 1 rules applied. Total rules applied 3624 place count 69 transition count 146
Discarding 1 places :
Symmetric choice reduction at 19 with 1 rule applications. Total rules 3625 place count 68 transition count 145
Iterating global reduction 19 with 1 rules applied. Total rules applied 3626 place count 68 transition count 145
Ensure Unique test removed 1 transitions
Reduce isomorphic transitions removed 1 transitions.
Iterating post reduction 19 with 1 rules applied. Total rules applied 3627 place count 68 transition count 144
Drop transitions (Redundant composition of simpler transitions.) removed 1 transitions
Redundant transition composition rules discarded 1 transitions
Iterating global reduction 20 with 1 rules applied. Total rules applied 3628 place count 68 transition count 143
Free-agglomeration rule applied 4 times.
Iterating global reduction 20 with 4 rules applied. Total rules applied 3632 place count 68 transition count 139
Reduce places removed 4 places and 0 transitions.
Drop transitions (Empty/Sink Transition effects.) removed 1 transitions
Reduce isomorphic transitions removed 1 transitions.
Iterating post reduction 20 with 5 rules applied. Total rules applied 3637 place count 64 transition count 138
Drop transitions (Redundant composition of simpler transitions.) removed 1 transitions
Redundant transition composition rules discarded 1 transitions
Iterating global reduction 21 with 1 rules applied. Total rules applied 3638 place count 64 transition count 137
Partial Free-agglomeration rule applied 2 times.
Drop transitions (Partial Free agglomeration) removed 2 transitions
Iterating global reduction 21 with 2 rules applied. Total rules applied 3640 place count 64 transition count 137
Partial Post-agglomeration rule applied 1 times.
Drop transitions (Partial Post agglomeration) removed 1 transitions
Iterating global reduction 21 with 1 rules applied. Total rules applied 3641 place count 64 transition count 137
Reduce places removed 1 places and 1 transitions.
Iterating global reduction 21 with 1 rules applied. Total rules applied 3642 place count 63 transition count 136
Applied a total of 3642 rules in 269 ms. Remains 63 /2585 variables (removed 2522) and now considering 136/3095 (removed 2959) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 276 ms. Remains : 63/2585 places, 136/3095 transitions.
Running PetriSpot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.petrispot.binaries_1.0.0.202604301425/bin/petri64' '--loadKERS=/tmp/petrispot-input-1032633745308221117.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-17946652873425713040.kers'
[2026-05-23 03:06:46] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-1032633745308221117.kers, --Pflows, --basisKERS=/tmp/petrispot-output-17946652873425713040.kers]
Normalized transition count is 128 out of 136 initially.
Culled 0 columns in 0 ms.
// Phase 1: matrix 128 rows 63 cols 390 entries
Finished phase 1 with 59 SingleSign rule and 0 generalized
[2026-05-23 03:06:46] [INFO ] Computed 4 invariants in 1 ms
Computed 4 P flows in 1 ms.
Exported basis to /tmp/petrispot-output-17946652873425713040.kers
Total runtime 1 ms.
Current structural bounds on expressions (after invariants) : Max Seen:[0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0] Max Struct:[1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1]
RANDOM walk for 1000000 steps (14807 resets) in 999 ms. (1000 steps per ms)
FORMULA CloudReconfiguration-PT-309-UpperBounds-15 1 TECHNIQUES TOPOLOGICAL BESTFIRST_WALK
FORMULA CloudReconfiguration-PT-309-UpperBounds-13 1 TECHNIQUES TOPOLOGICAL BESTFIRST_WALK
FORMULA CloudReconfiguration-PT-309-UpperBounds-11 1 TECHNIQUES TOPOLOGICAL BESTFIRST_WALK
FORMULA CloudReconfiguration-PT-309-UpperBounds-10 1 TECHNIQUES TOPOLOGICAL BESTFIRST_WALK
FORMULA CloudReconfiguration-PT-309-UpperBounds-09 1 TECHNIQUES TOPOLOGICAL BESTFIRST_WALK
FORMULA CloudReconfiguration-PT-309-UpperBounds-08 1 TECHNIQUES TOPOLOGICAL BESTFIRST_WALK
FORMULA CloudReconfiguration-PT-309-UpperBounds-07 1 TECHNIQUES TOPOLOGICAL BESTFIRST_WALK
FORMULA CloudReconfiguration-PT-309-UpperBounds-05 1 TECHNIQUES TOPOLOGICAL BESTFIRST_WALK
FORMULA CloudReconfiguration-PT-309-UpperBounds-04 1 TECHNIQUES TOPOLOGICAL BESTFIRST_WALK
FORMULA CloudReconfiguration-PT-309-UpperBounds-02 1 TECHNIQUES TOPOLOGICAL BESTFIRST_WALK
FORMULA CloudReconfiguration-PT-309-UpperBounds-00 1 TECHNIQUES TOPOLOGICAL BESTFIRST_WALK
BEST_FIRST walk for 1000001 steps (4022 resets) in 383 ms. (2604 steps per ms)
Current structural bounds on expressions (after WALK) : Max Seen:[] Max Struct:[]
All properties solved without resorting to model-checking.
Total runtime 87027 ms.

BK_STOP 1779505607447

--------------------
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="CloudReconfiguration-PT-309"
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 CloudReconfiguration-PT-309, 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 r066-tall-177946967600181"
echo "====================================================================="
echo
echo "--------------------"
echo "preparation of the directory to be used:"

tar xzf /home/mcc/BenchKit/INPUTS/CloudReconfiguration-PT-309.tgz
mv CloudReconfiguration-PT-309 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 ;