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.r079-tall-177946972200015.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 gold2025
Input is CloudReconfiguration-PT-301, examination is UpperBounds
Time confinement is 3600 seconds
Memory confinement is 16384 MBytes
Number of cores is 4
Run identifier is r079-tall-177946972200015
=====================================================================

--------------------
preparation of the directory to be used:
/home/mcc/execution
total 1.1M
-rw-r--r-- 1 mcc users 6.2K Mar 6 08:54 CTLCardinality.txt
-rw-r--r-- 1 mcc users 61K Mar 6 08:54 CTLCardinality.xml
-rw-r--r-- 1 mcc users 5.7K Mar 6 08:54 CTLFireability.txt
-rw-r--r-- 1 mcc users 47K Mar 6 08:54 CTLFireability.xml
-rw-r--r-- 1 mcc users 4.2K Mar 3 18:30 GenericPropertiesDefinition.xml
-rw-r--r-- 1 mcc users 3.7K Mar 15 08:21 LTLCardinality.txt
-rw-r--r-- 1 mcc users 24K Mar 15 08:21 LTLCardinality.xml
-rw-r--r-- 1 mcc users 2.5K Mar 15 08:21 LTLFireability.txt
-rw-r--r-- 1 mcc users 18K Mar 15 08:21 LTLFireability.xml
-rw-r--r-- 1 mcc users 16K Mar 6 08:54 ReachabilityCardinality.txt
-rw-r--r-- 1 mcc users 168K Mar 6 08:54 ReachabilityCardinality.xml
-rw-r--r-- 1 mcc users 6.9K Mar 6 08:54 ReachabilityFireability.txt
-rw-r--r-- 1 mcc users 51K Mar 6 08:54 ReachabilityFireability.xml
-rw-r--r-- 1 mcc users 1.8K Mar 15 08:21 UpperBounds.txt
-rw-r--r-- 1 mcc users 3.8K Mar 15 08:21 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-301-UpperBounds-00
FORMULA_NAME CloudReconfiguration-PT-301-UpperBounds-01
FORMULA_NAME CloudReconfiguration-PT-301-UpperBounds-02
FORMULA_NAME CloudReconfiguration-PT-301-UpperBounds-03
FORMULA_NAME CloudReconfiguration-PT-301-UpperBounds-04
FORMULA_NAME CloudReconfiguration-PT-301-UpperBounds-05
FORMULA_NAME CloudReconfiguration-PT-301-UpperBounds-06
FORMULA_NAME CloudReconfiguration-PT-301-UpperBounds-07
FORMULA_NAME CloudReconfiguration-PT-301-UpperBounds-08
FORMULA_NAME CloudReconfiguration-PT-301-UpperBounds-09
FORMULA_NAME CloudReconfiguration-PT-301-UpperBounds-10
FORMULA_NAME CloudReconfiguration-PT-301-UpperBounds-11
FORMULA_NAME CloudReconfiguration-PT-301-UpperBounds-12
FORMULA_NAME CloudReconfiguration-PT-301-UpperBounds-13
FORMULA_NAME CloudReconfiguration-PT-301-UpperBounds-14
FORMULA_NAME CloudReconfiguration-PT-301-UpperBounds-15

=== Now, execution of the tool begins

BK_START 1779556544073

Invoking MCC driver with
GOLD_TOOL=
BK_EXAMINATION=UpperBounds
BK_BIN_PATH=/home/mcc/BenchKit/bin/
BK_TIME_CONFINEMENT=3600
BK_INPUT=CloudReconfiguration-PT-301
BK_MEMORY_CONFINEMENT=16384
Not applying reductions.
Model is PT
UpperBounds PT
Running Version 202505121319
[2026-05-23 17:15:45] [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 17:15:45] [INFO ] Parsing pnml file : /home/mcc/execution/model.pnml
[2026-05-23 17:15:45] [INFO ] Load time of PNML (sax parser for PT used): 142 ms
[2026-05-23 17:15:45] [INFO ] Transformed 2584 places.
[2026-05-23 17:15:45] [INFO ] Transformed 3094 transitions.
[2026-05-23 17:15:45] [INFO ] Found NUPN structural information;
[2026-05-23 17:15:45] [INFO ] Parsed PT model containing 2584 places and 3094 transitions and 6459 arcs in 250 ms.
Parsed 16 properties from file /home/mcc/execution/UpperBounds.xml in 9 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]
// Phase 1: matrix 3094 rows 2584 cols
[2026-05-23 17:15:45] [INFO ] Computed 4 invariants in 70 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 (79 resets) in 62 ms. (158 steps per ms)
FORMULA CloudReconfiguration-PT-301-UpperBounds-03 1 TECHNIQUES TOPOLOGICAL BESTFIRST_WALK
FORMULA CloudReconfiguration-PT-301-UpperBounds-05 1 TECHNIQUES TOPOLOGICAL BESTFIRST_WALK
BEST_FIRST walk for 140013 steps (291 resets) in 178 ms. (782 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]
[2026-05-23 17:15:46] [INFO ] Invariant cache hit.
Starting Z3 with timeout 5.0 s and query timeout 500.0 ms
[2026-05-23 17:15:46] [INFO ] [Real]Absence check using 0 positive and 4 generalized place invariants in 47 ms returned sat
[2026-05-23 17:15:47] [INFO ] [Real]Absence check using state equation in 1022 ms returned sat
[2026-05-23 17:15:48] [INFO ] Computed and/alt/rep : 3085/3787/3085 causal constraints (skipped 8 transitions) in 149 ms.
[2026-05-23 17:15:49] [INFO ] Solution in real domain found non-integer solution.
Starting Z3 with timeout 5.0 s and query timeout 500.0 ms
[2026-05-23 17:15:49] [INFO ] [Nat]Absence check using 0 positive and 4 generalized place invariants in 48 ms returned sat
[2026-05-23 17:15:50] [INFO ] [Nat]Absence check using state equation in 1074 ms returned sat
[2026-05-23 17:15:50] [INFO ] Computed and/alt/rep : 3085/3787/3085 causal constraints (skipped 8 transitions) in 139 ms.
Maximisation of solution failed !
Minimization took 1 ms.
Starting Z3 with timeout 5.0 s and query timeout 500.0 ms
[2026-05-23 17:15:54] [INFO ] [Real]Absence check using 0 positive and 4 generalized place invariants in 45 ms returned sat
[2026-05-23 17:15:55] [INFO ] [Real]Absence check using state equation in 1068 ms returned sat
[2026-05-23 17:15:55] [INFO ] Computed and/alt/rep : 3085/3787/3085 causal constraints (skipped 8 transitions) in 131 ms.
[2026-05-23 17:15:56] [INFO ] Solution in real domain found non-integer solution.
Starting Z3 with timeout 5.0 s and query timeout 500.0 ms
[2026-05-23 17:15:57] [INFO ] [Nat]Absence check using 0 positive and 4 generalized place invariants in 43 ms returned sat
[2026-05-23 17:15:58] [INFO ] [Nat]Absence check using state equation in 1000 ms returned sat
[2026-05-23 17:15:58] [INFO ] Computed and/alt/rep : 3085/3787/3085 causal constraints (skipped 8 transitions) in 122 ms.
Maximisation of solution failed !
Minimization took 0 ms.
Starting Z3 with timeout 5.0 s and query timeout 500.0 ms
[2026-05-23 17:16:02] [INFO ] [Real]Absence check using 0 positive and 4 generalized place invariants in 43 ms returned sat
[2026-05-23 17:16:03] [INFO ] [Real]Absence check using state equation in 1024 ms returned sat
[2026-05-23 17:16:03] [INFO ] Computed and/alt/rep : 3085/3787/3085 causal constraints (skipped 8 transitions) in 128 ms.
[2026-05-23 17:16:04] [INFO ] Solution in real domain found non-integer solution.
Starting Z3 with timeout 5.0 s and query timeout 500.0 ms
[2026-05-23 17:16:04] [INFO ] [Nat]Absence check using 0 positive and 4 generalized place invariants in 44 ms returned sat
[2026-05-23 17:16:05] [INFO ] [Nat]Absence check using state equation in 960 ms returned sat
[2026-05-23 17:16:06] [INFO ] Computed and/alt/rep : 3085/3787/3085 causal constraints (skipped 8 transitions) in 118 ms.
[2026-05-23 17:16:09] [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: Stream close... while checking expression at index 2
java.lang.RuntimeException: SMT solver raised an error when submitting script. Raised (error "Failed to assert expression: java.io.IOException: Stream close...
at fr.lip6.move.gal.structural.smt.SMTUtils.execAndCheckResult(SMTUtils.java:301)
at fr.lip6.move.gal.structural.smt.DeadlockTester.refineWithCausalOrder(DeadlockTester.java:1140)
at fr.lip6.move.gal.structural.smt.DeadlockTester.verifyPossible(DeadlockTester.java:878)
at fr.lip6.move.gal.structural.smt.DeadlockTester.findStructuralMaxWithSMT(DeadlockTester.java:2254)
at fr.lip6.move.gal.application.solver.UpperBoundsSolver.applyReductions(UpperBoundsSolver.java:219)
at fr.lip6.move.gal.application.Application.startNoEx(Application.java:927)
at fr.lip6.move.gal.application.Application.start(Application.java:193)
at fr.lip6.move.gal.itscl.application.Application.start(Application.java:44)
at org.eclipse.equinox.internal.app.EclipseAppHandle.run(EclipseAppHandle.java:208)
at org.eclipse.core.runtime.internal.adaptor.EclipseAppLauncher.runApplication(EclipseAppLauncher.java:149)
at org.eclipse.core.runtime.internal.adaptor.EclipseAppLauncher.start(EclipseAppLauncher.java:115)
at org.eclipse.core.runtime.adaptor.EclipseStarter.run(EclipseStarter.java:467)
at org.eclipse.core.runtime.adaptor.EclipseStarter.run(EclipseStarter.java:298)
at java.base/jdk.internal.reflect.DirectMethodHandleAccessor.invoke(DirectMethodHandleAccessor.java:103)
at java.base/java.lang.reflect.Method.invoke(Method.java:580)
at org.eclipse.equinox.launcher.Main.invokeFramework(Main.java:670)
at org.eclipse.equinox.launcher.Main.basicRun(Main.java:607)
at org.eclipse.equinox.launcher.Main.run(Main.java:1492)
at org.eclipse.equinox.launcher.Main.main(Main.java:1465)
Starting Z3 with timeout 5.0 s and query timeout 500.0 ms
[2026-05-23 17:16:10] [INFO ] [Real]Absence check using 0 positive and 4 generalized place invariants in 41 ms returned sat
[2026-05-23 17:16:11] [INFO ] [Real]Absence check using state equation in 1241 ms returned sat
[2026-05-23 17:16:11] [INFO ] Computed and/alt/rep : 3085/3787/3085 causal constraints (skipped 8 transitions) in 138 ms.
[2026-05-23 17:16:12] [INFO ] Solution in real domain found non-integer solution.
Starting Z3 with timeout 5.0 s and query timeout 500.0 ms
[2026-05-23 17:16:12] [INFO ] [Nat]Absence check using 0 positive and 4 generalized place invariants in 43 ms returned sat
[2026-05-23 17:16:13] [INFO ] [Nat]Absence check using state equation in 982 ms returned sat
[2026-05-23 17:16:13] [INFO ] Computed and/alt/rep : 3085/3787/3085 causal constraints (skipped 8 transitions) in 123 ms.
Maximisation of solution failed !
Minimization took 0 ms.
Starting Z3 with timeout 5.0 s and query timeout 500.0 ms
[2026-05-23 17:16:17] [INFO ] [Real]Absence check using 0 positive and 4 generalized place invariants in 42 ms returned sat
[2026-05-23 17:16:18] [INFO ] [Real]Absence check using state equation in 966 ms returned sat
[2026-05-23 17:16:19] [INFO ] Computed and/alt/rep : 3085/3787/3085 causal constraints (skipped 8 transitions) in 119 ms.
[2026-05-23 17:16:19] [INFO ] Solution in real domain found non-integer solution.
Starting Z3 with timeout 5.0 s and query timeout 500.0 ms
[2026-05-23 17:16:20] [INFO ] [Nat]Absence check using 0 positive and 4 generalized place invariants in 45 ms returned sat
[2026-05-23 17:16:21] [INFO ] [Nat]Absence check using state equation in 980 ms returned sat
[2026-05-23 17:16:21] [INFO ] Computed and/alt/rep : 3085/3787/3085 causal constraints (skipped 8 transitions) in 115 ms.
Maximisation of solution failed !
Minimization took 0 ms.
Starting Z3 with timeout 5.0 s and query timeout 500.0 ms
[2026-05-23 17:16:25] [INFO ] [Real]Absence check using 0 positive and 4 generalized place invariants in 40 ms returned sat
[2026-05-23 17:16:26] [INFO ] [Real]Absence check using state equation in 983 ms returned sat
[2026-05-23 17:16:26] [INFO ] Computed and/alt/rep : 3085/3787/3085 causal constraints (skipped 8 transitions) in 119 ms.
[2026-05-23 17:16:27] [INFO ] Solution in real domain found non-integer solution.
Starting Z3 with timeout 5.0 s and query timeout 500.0 ms
[2026-05-23 17:16:27] [INFO ] [Nat]Absence check using 0 positive and 4 generalized place invariants in 43 ms returned sat
[2026-05-23 17:16:28] [INFO ] [Nat]Absence check using state equation in 1004 ms returned sat
[2026-05-23 17:16:28] [INFO ] Computed and/alt/rep : 3085/3787/3085 causal constraints (skipped 8 transitions) in 122 ms.
Maximisation of solution failed !
Minimization took 1 ms.
Starting Z3 with timeout 5.0 s and query timeout 500.0 ms
[2026-05-23 17:16:32] [INFO ] [Real]Absence check using 0 positive and 4 generalized place invariants in 41 ms returned sat
[2026-05-23 17:16:33] [INFO ] [Real]Absence check using state equation in 987 ms returned sat
[2026-05-23 17:16:34] [INFO ] Computed and/alt/rep : 3085/3787/3085 causal constraints (skipped 8 transitions) in 117 ms.
[2026-05-23 17:16:34] [INFO ] Solution in real domain found non-integer solution.
Starting Z3 with timeout 5.0 s and query timeout 500.0 ms
[2026-05-23 17:16:35] [INFO ] [Nat]Absence check using 0 positive and 4 generalized place invariants in 49 ms returned sat
[2026-05-23 17:16:36] [INFO ] [Nat]Absence check using state equation in 1015 ms returned sat
[2026-05-23 17:16:36] [INFO ] Computed and/alt/rep : 3085/3787/3085 causal constraints (skipped 8 transitions) in 124 ms.
[2026-05-23 17:16:39] [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 6
java.lang.RuntimeException: SMT solver raised an error when submitting script. Raised (error "Failed to assert expression: java.io.IOException: Stream close...
at fr.lip6.move.gal.structural.smt.SMTUtils.execAndCheckResult(SMTUtils.java:301)
at fr.lip6.move.gal.structural.smt.DeadlockTester.refineWithCausalOrder(DeadlockTester.java:1140)
at fr.lip6.move.gal.structural.smt.DeadlockTester.verifyPossible(DeadlockTester.java:878)
at fr.lip6.move.gal.structural.smt.DeadlockTester.findStructuralMaxWithSMT(DeadlockTester.java:2254)
at fr.lip6.move.gal.application.solver.UpperBoundsSolver.applyReductions(UpperBoundsSolver.java:219)
at fr.lip6.move.gal.application.Application.startNoEx(Application.java:927)
at fr.lip6.move.gal.application.Application.start(Application.java:193)
at fr.lip6.move.gal.itscl.application.Application.start(Application.java:44)
at org.eclipse.equinox.internal.app.EclipseAppHandle.run(EclipseAppHandle.java:208)
at org.eclipse.core.runtime.internal.adaptor.EclipseAppLauncher.runApplication(EclipseAppLauncher.java:149)
at org.eclipse.core.runtime.internal.adaptor.EclipseAppLauncher.start(EclipseAppLauncher.java:115)
at org.eclipse.core.runtime.adaptor.EclipseStarter.run(EclipseStarter.java:467)
at org.eclipse.core.runtime.adaptor.EclipseStarter.run(EclipseStarter.java:298)
at java.base/jdk.internal.reflect.DirectMethodHandleAccessor.invoke(DirectMethodHandleAccessor.java:103)
at java.base/java.lang.reflect.Method.invoke(Method.java:580)
at org.eclipse.equinox.launcher.Main.invokeFramework(Main.java:670)
at org.eclipse.equinox.launcher.Main.basicRun(Main.java:607)
at org.eclipse.equinox.launcher.Main.run(Main.java:1492)
at org.eclipse.equinox.launcher.Main.main(Main.java:1465)
Starting Z3 with timeout 5.0 s and query timeout 500.0 ms
[2026-05-23 17:16:40] [INFO ] [Real]Absence check using 0 positive and 4 generalized place invariants in 42 ms returned sat
[2026-05-23 17:16:41] [INFO ] [Real]Absence check using state equation in 944 ms returned sat
[2026-05-23 17:16:41] [INFO ] Computed and/alt/rep : 3085/3787/3085 causal constraints (skipped 8 transitions) in 125 ms.
[2026-05-23 17:16:42] [INFO ] Solution in real domain found non-integer solution.
Starting Z3 with timeout 5.0 s and query timeout 500.0 ms
[2026-05-23 17:16:42] [INFO ] [Nat]Absence check using 0 positive and 4 generalized place invariants in 44 ms returned sat
[2026-05-23 17:16:43] [INFO ] [Nat]Absence check using state equation in 976 ms returned sat
[2026-05-23 17:16:43] [INFO ] Computed and/alt/rep : 3085/3787/3085 causal constraints (skipped 8 transitions) in 118 ms.
Maximisation of solution failed !
Minimization took 1 ms.
Starting Z3 with timeout 5.0 s and query timeout 500.0 ms
[2026-05-23 17:16:47] [INFO ] [Real]Absence check using 0 positive and 4 generalized place invariants in 43 ms returned sat
[2026-05-23 17:16:48] [INFO ] [Real]Absence check using state equation in 973 ms returned sat
[2026-05-23 17:16:48] [INFO ] Computed and/alt/rep : 3085/3787/3085 causal constraints (skipped 8 transitions) in 119 ms.
[2026-05-23 17:16:49] [INFO ] Solution in real domain found non-integer solution.
Starting Z3 with timeout 5.0 s and query timeout 500.0 ms
[2026-05-23 17:16:50] [INFO ] [Nat]Absence check using 0 positive and 4 generalized place invariants in 44 ms returned sat
[2026-05-23 17:16:51] [INFO ] [Nat]Absence check using state equation in 1066 ms returned sat
[2026-05-23 17:16:51] [INFO ] Computed and/alt/rep : 3085/3787/3085 causal constraints (skipped 8 transitions) in 113 ms.
Maximisation of solution failed !
Minimization took 0 ms.
Starting Z3 with timeout 5.0 s and query timeout 500.0 ms
[2026-05-23 17:16:55] [INFO ] [Real]Absence check using 0 positive and 4 generalized place invariants in 40 ms returned sat
[2026-05-23 17:16:56] [INFO ] [Real]Absence check using state equation in 990 ms returned sat
[2026-05-23 17:16:56] [INFO ] Computed and/alt/rep : 3085/3787/3085 causal constraints (skipped 8 transitions) in 122 ms.
[2026-05-23 17:16:57] [INFO ] Solution in real domain found non-integer solution.
Starting Z3 with timeout 5.0 s and query timeout 500.0 ms
[2026-05-23 17:16:57] [INFO ] [Nat]Absence check using 0 positive and 4 generalized place invariants in 43 ms returned sat
[2026-05-23 17:16:58] [INFO ] [Nat]Absence check using state equation in 1002 ms returned sat
[2026-05-23 17:16:58] [INFO ] Computed and/alt/rep : 3085/3787/3085 causal constraints (skipped 8 transitions) in 120 ms.
[2026-05-23 17:17:02] [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:301)
at fr.lip6.move.gal.structural.smt.DeadlockTester.refineWithCausalOrder(DeadlockTester.java:1140)
at fr.lip6.move.gal.structural.smt.DeadlockTester.verifyPossible(DeadlockTester.java:878)
at fr.lip6.move.gal.structural.smt.DeadlockTester.findStructuralMaxWithSMT(DeadlockTester.java:2254)
at fr.lip6.move.gal.application.solver.UpperBoundsSolver.applyReductions(UpperBoundsSolver.java:219)
at fr.lip6.move.gal.application.Application.startNoEx(Application.java:927)
at fr.lip6.move.gal.application.Application.start(Application.java:193)
at fr.lip6.move.gal.itscl.application.Application.start(Application.java:44)
at org.eclipse.equinox.internal.app.EclipseAppHandle.run(EclipseAppHandle.java:208)
at org.eclipse.core.runtime.internal.adaptor.EclipseAppLauncher.runApplication(EclipseAppLauncher.java:149)
at org.eclipse.core.runtime.internal.adaptor.EclipseAppLauncher.start(EclipseAppLauncher.java:115)
at org.eclipse.core.runtime.adaptor.EclipseStarter.run(EclipseStarter.java:467)
at org.eclipse.core.runtime.adaptor.EclipseStarter.run(EclipseStarter.java:298)
at java.base/jdk.internal.reflect.DirectMethodHandleAccessor.invoke(DirectMethodHandleAccessor.java:103)
at java.base/java.lang.reflect.Method.invoke(Method.java:580)
at org.eclipse.equinox.launcher.Main.invokeFramework(Main.java:670)
at org.eclipse.equinox.launcher.Main.basicRun(Main.java:607)
at org.eclipse.equinox.launcher.Main.run(Main.java:1492)
at org.eclipse.equinox.launcher.Main.main(Main.java:1465)
Starting Z3 with timeout 5.0 s and query timeout 500.0 ms
[2026-05-23 17:17:02] [INFO ] [Real]Absence check using 0 positive and 4 generalized place invariants in 41 ms returned sat
[2026-05-23 17:17:03] [INFO ] [Real]Absence check using state equation in 963 ms returned sat
[2026-05-23 17:17:03] [INFO ] Computed and/alt/rep : 3085/3787/3085 causal constraints (skipped 8 transitions) in 113 ms.
[2026-05-23 17:17:04] [INFO ] Solution in real domain found non-integer solution.
Starting Z3 with timeout 5.0 s and query timeout 500.0 ms
[2026-05-23 17:17:05] [INFO ] [Nat]Absence check using 0 positive and 4 generalized place invariants in 43 ms returned sat
[2026-05-23 17:17:05] [INFO ] [Nat]Absence check using state equation in 926 ms returned sat
[2026-05-23 17:17:06] [INFO ] Computed and/alt/rep : 3085/3787/3085 causal constraints (skipped 8 transitions) in 125 ms.
[2026-05-23 17:17:09] [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: Stream close... while checking expression at index 10
java.lang.RuntimeException: SMT solver raised an error when submitting script. Raised (error "Failed to assert expression: java.io.IOException: Stream close...
at fr.lip6.move.gal.structural.smt.SMTUtils.execAndCheckResult(SMTUtils.java:301)
at fr.lip6.move.gal.structural.smt.DeadlockTester.refineWithCausalOrder(DeadlockTester.java:1140)
at fr.lip6.move.gal.structural.smt.DeadlockTester.verifyPossible(DeadlockTester.java:878)
at fr.lip6.move.gal.structural.smt.DeadlockTester.findStructuralMaxWithSMT(DeadlockTester.java:2254)
at fr.lip6.move.gal.application.solver.UpperBoundsSolver.applyReductions(UpperBoundsSolver.java:219)
at fr.lip6.move.gal.application.Application.startNoEx(Application.java:927)
at fr.lip6.move.gal.application.Application.start(Application.java:193)
at fr.lip6.move.gal.itscl.application.Application.start(Application.java:44)
at org.eclipse.equinox.internal.app.EclipseAppHandle.run(EclipseAppHandle.java:208)
at org.eclipse.core.runtime.internal.adaptor.EclipseAppLauncher.runApplication(EclipseAppLauncher.java:149)
at org.eclipse.core.runtime.internal.adaptor.EclipseAppLauncher.start(EclipseAppLauncher.java:115)
at org.eclipse.core.runtime.adaptor.EclipseStarter.run(EclipseStarter.java:467)
at org.eclipse.core.runtime.adaptor.EclipseStarter.run(EclipseStarter.java:298)
at java.base/jdk.internal.reflect.DirectMethodHandleAccessor.invoke(DirectMethodHandleAccessor.java:103)
at java.base/java.lang.reflect.Method.invoke(Method.java:580)
at org.eclipse.equinox.launcher.Main.invokeFramework(Main.java:670)
at org.eclipse.equinox.launcher.Main.basicRun(Main.java:607)
at org.eclipse.equinox.launcher.Main.run(Main.java:1492)
at org.eclipse.equinox.launcher.Main.main(Main.java:1465)
Starting Z3 with timeout 5.0 s and query timeout 500.0 ms
[2026-05-23 17:17:10] [INFO ] [Real]Absence check using 0 positive and 4 generalized place invariants in 41 ms returned sat
[2026-05-23 17:17:11] [INFO ] [Real]Absence check using state equation in 990 ms returned sat
[2026-05-23 17:17:11] [INFO ] Computed and/alt/rep : 3085/3787/3085 causal constraints (skipped 8 transitions) in 113 ms.
[2026-05-23 17:17:12] [INFO ] Solution in real domain found non-integer solution.
Starting Z3 with timeout 5.0 s and query timeout 500.0 ms
[2026-05-23 17:17:12] [INFO ] [Nat]Absence check using 0 positive and 4 generalized place invariants in 43 ms returned sat
[2026-05-23 17:17:13] [INFO ] [Nat]Absence check using state equation in 992 ms returned sat
[2026-05-23 17:17:13] [INFO ] Computed and/alt/rep : 3085/3787/3085 causal constraints (skipped 8 transitions) in 113 ms.
Maximisation of solution failed !
Minimization took 1 ms.
Starting Z3 with timeout 5.0 s and query timeout 500.0 ms
[2026-05-23 17:17:17] [INFO ] [Real]Absence check using 0 positive and 4 generalized place invariants in 49 ms returned sat
[2026-05-23 17:17:18] [INFO ] [Real]Absence check using state equation in 976 ms returned sat
[2026-05-23 17:17:18] [INFO ] Computed and/alt/rep : 3085/3787/3085 causal constraints (skipped 8 transitions) in 118 ms.
[2026-05-23 17:17:19] [INFO ] Solution in real domain found non-integer solution.
Starting Z3 with timeout 5.0 s and query timeout 500.0 ms
[2026-05-23 17:17:20] [INFO ] [Nat]Absence check using 0 positive and 4 generalized place invariants in 44 ms returned sat
[2026-05-23 17:17:21] [INFO ] [Nat]Absence check using state equation in 905 ms returned sat
[2026-05-23 17:17:21] [INFO ] Computed and/alt/rep : 3085/3787/3085 causal constraints (skipped 8 transitions) in 108 ms.
Maximisation of solution failed !
Minimization took 0 ms.
Starting Z3 with timeout 5.0 s and query timeout 500.0 ms
[2026-05-23 17:17:25] [INFO ] [Real]Absence check using 0 positive and 4 generalized place invariants in 42 ms returned sat
[2026-05-23 17:17:26] [INFO ] [Real]Absence check using state equation in 962 ms returned sat
[2026-05-23 17:17:26] [INFO ] Computed and/alt/rep : 3085/3787/3085 causal constraints (skipped 8 transitions) in 119 ms.
[2026-05-23 17:17:27] [INFO ] Solution in real domain found non-integer solution.
Starting Z3 with timeout 5.0 s and query timeout 500.0 ms
[2026-05-23 17:17:27] [INFO ] [Nat]Absence check using 0 positive and 4 generalized place invariants in 43 ms returned sat
[2026-05-23 17:17:28] [INFO ] [Nat]Absence check using state equation in 1015 ms returned sat
[2026-05-23 17:17:28] [INFO ] Computed and/alt/rep : 3085/3787/3085 causal constraints (skipped 8 transitions) in 117 ms.
[2026-05-23 17:17:32] [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 13
java.lang.RuntimeException: SMT solver raised an error when submitting script. Raised (error "Failed to assert expression: java.io.IOException: Stream close...
at fr.lip6.move.gal.structural.smt.SMTUtils.execAndCheckResult(SMTUtils.java:301)
at fr.lip6.move.gal.structural.smt.DeadlockTester.refineWithCausalOrder(DeadlockTester.java:1140)
at fr.lip6.move.gal.structural.smt.DeadlockTester.verifyPossible(DeadlockTester.java:878)
at fr.lip6.move.gal.structural.smt.DeadlockTester.findStructuralMaxWithSMT(DeadlockTester.java:2254)
at fr.lip6.move.gal.application.solver.UpperBoundsSolver.applyReductions(UpperBoundsSolver.java:219)
at fr.lip6.move.gal.application.Application.startNoEx(Application.java:927)
at fr.lip6.move.gal.application.Application.start(Application.java:193)
at fr.lip6.move.gal.itscl.application.Application.start(Application.java:44)
at org.eclipse.equinox.internal.app.EclipseAppHandle.run(EclipseAppHandle.java:208)
at org.eclipse.core.runtime.internal.adaptor.EclipseAppLauncher.runApplication(EclipseAppLauncher.java:149)
at org.eclipse.core.runtime.internal.adaptor.EclipseAppLauncher.start(EclipseAppLauncher.java:115)
at org.eclipse.core.runtime.adaptor.EclipseStarter.run(EclipseStarter.java:467)
at org.eclipse.core.runtime.adaptor.EclipseStarter.run(EclipseStarter.java:298)
at java.base/jdk.internal.reflect.DirectMethodHandleAccessor.invoke(DirectMethodHandleAccessor.java:103)
at java.base/java.lang.reflect.Method.invoke(Method.java:580)
at org.eclipse.equinox.launcher.Main.invokeFramework(Main.java:670)
at org.eclipse.equinox.launcher.Main.basicRun(Main.java:607)
at org.eclipse.equinox.launcher.Main.run(Main.java:1492)
at org.eclipse.equinox.launcher.Main.main(Main.java:1465)
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 2584 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 2584/2584 places, 3094/3094 transitions.
Graph (trivial) has 2930 edges and 2584 vertex of which 846 / 2584 are part of one of the 62 SCC in 11 ms
Free SCC test removed 784 places
Drop transitions (Empty/Sink Transition effects.) removed 958 transitions
Reduce isomorphic transitions removed 958 transitions.
Graph (complete) has 2414 edges and 1800 vertex of which 1786 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 1199 transitions
Trivial Post-agglo rules discarded 1199 transitions
Performed 1199 trivial Post agglomeration. Transition count delta: 1199
Iterating post reduction 0 with 1208 rules applied. Total rules applied 1210 place count 1786 transition count 919
Reduce places removed 1199 places and 0 transitions.
Ensure Unique test removed 77 transitions
Reduce isomorphic transitions removed 77 transitions.
Drop transitions (Trivial Post-Agglo cleanup.) removed 64 transitions
Trivial Post-agglo rules discarded 64 transitions
Performed 64 trivial Post agglomeration. Transition count delta: 64
Iterating post reduction 1 with 1340 rules applied. Total rules applied 2550 place count 587 transition count 778
Reduce places removed 64 places and 0 transitions.
Ensure Unique test removed 6 transitions
Reduce isomorphic transitions removed 6 transitions.
Drop transitions (Trivial Post-Agglo cleanup.) removed 3 transitions
Trivial Post-agglo rules discarded 3 transitions
Performed 3 trivial Post agglomeration. Transition count delta: 3
Iterating post reduction 2 with 73 rules applied. Total rules applied 2623 place count 523 transition count 769
Reduce places removed 3 places and 0 transitions.
Ensure Unique test removed 3 transitions
Reduce isomorphic transitions removed 3 transitions.
Drop transitions (Trivial Post-Agglo cleanup.) removed 6 transitions
Trivial Post-agglo rules discarded 6 transitions
Performed 6 trivial Post agglomeration. Transition count delta: 6
Iterating post reduction 3 with 12 rules applied. Total rules applied 2635 place count 520 transition count 760
Reduce places removed 6 places and 0 transitions.
Ensure Unique test removed 3 transitions
Reduce isomorphic transitions removed 3 transitions.
Drop transitions (Trivial Post-Agglo cleanup.) removed 3 transitions
Trivial Post-agglo rules discarded 3 transitions
Performed 3 trivial Post agglomeration. Transition count delta: 3
Iterating post reduction 4 with 12 rules applied. Total rules applied 2647 place count 514 transition count 754
Reduce places removed 3 places and 0 transitions.
Performed 7 Post agglomeration using F-continuation condition.Transition count delta: 7
Iterating post reduction 5 with 10 rules applied. Total rules applied 2657 place count 511 transition count 747
Reduce places removed 7 places and 0 transitions.
Iterating post reduction 6 with 7 rules applied. Total rules applied 2664 place count 504 transition count 747
Performed 19 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 7 with 19 Pre rules applied. Total rules applied 2664 place count 504 transition count 728
Deduced a syphon composed of 19 places in 2 ms
Reduce places removed 19 places and 0 transitions.
Iterating global reduction 7 with 38 rules applied. Total rules applied 2702 place count 485 transition count 728
Discarding 74 places :
Symmetric choice reduction at 7 with 74 rule applications. Total rules 2776 place count 411 transition count 654
Iterating global reduction 7 with 74 rules applied. Total rules applied 2850 place count 411 transition count 654
Performed 7 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 7 with 7 Pre rules applied. Total rules applied 2850 place count 411 transition count 647
Deduced a syphon composed of 7 places in 2 ms
Reduce places removed 7 places and 0 transitions.
Iterating global reduction 7 with 14 rules applied. Total rules applied 2864 place count 404 transition count 647
Discarding 59 places :
Symmetric choice reduction at 7 with 59 rule applications. Total rules 2923 place count 345 transition count 588
Iterating global reduction 7 with 59 rules applied. Total rules applied 2982 place count 345 transition count 588
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 7 with 30 rules applied. Total rules applied 3012 place count 345 transition count 558
Reduce places removed 15 places and 0 transitions.
Ensure Unique test removed 4 transitions
Reduce isomorphic transitions removed 4 transitions.
Drop transitions (Trivial Post-Agglo cleanup.) removed 4 transitions
Trivial Post-agglo rules discarded 4 transitions
Performed 4 trivial Post agglomeration. Transition count delta: 4
Iterating post reduction 8 with 23 rules applied. Total rules applied 3035 place count 330 transition count 550
Reduce places removed 4 places and 0 transitions.
Iterating post reduction 9 with 4 rules applied. Total rules applied 3039 place count 326 transition count 550
Discarding 20 places :
Symmetric choice reduction at 10 with 20 rule applications. Total rules 3059 place count 306 transition count 519
Iterating global reduction 10 with 20 rules applied. Total rules applied 3079 place count 306 transition count 519
Ensure Unique test removed 8 transitions
Reduce isomorphic transitions removed 8 transitions.
Iterating post reduction 10 with 8 rules applied. Total rules applied 3087 place count 306 transition count 511
Discarding 9 places :
Symmetric choice reduction at 11 with 9 rule applications. Total rules 3096 place count 297 transition count 493
Iterating global reduction 11 with 9 rules applied. Total rules applied 3105 place count 297 transition count 493
Discarding 3 places :
Symmetric choice reduction at 11 with 3 rule applications. Total rules 3108 place count 294 transition count 487
Iterating global reduction 11 with 3 rules applied. Total rules applied 3111 place count 294 transition count 487
Performed 158 Post agglomeration using F-continuation condition with reduction of 79 identical transitions.
Deduced a syphon composed of 158 places in 1 ms
Reduce places removed 158 places and 0 transitions.
Iterating global reduction 11 with 316 rules applied. Total rules applied 3427 place count 136 transition count 250
Drop transitions (Empty/Sink Transition effects.) removed 3 transitions
Ensure Unique test removed 1 transitions
Reduce isomorphic transitions removed 4 transitions.
Iterating post reduction 11 with 4 rules applied. Total rules applied 3431 place count 136 transition count 246
Performed 3 Post agglomeration using F-continuation condition.Transition count delta: 3
Deduced a syphon composed of 3 places in 1 ms
Reduce places removed 3 places and 0 transitions.
Iterating global reduction 12 with 6 rules applied. Total rules applied 3437 place count 133 transition count 243
Ensure Unique test removed 6 transitions
Reduce isomorphic transitions removed 6 transitions.
Iterating post reduction 12 with 6 rules applied. Total rules applied 3443 place count 133 transition count 237
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 13 with 6 rules applied. Total rules applied 3449 place count 130 transition count 234
Ensure Unique test removed 6 transitions
Reduce isomorphic transitions removed 6 transitions.
Iterating post reduction 13 with 6 rules applied. Total rules applied 3455 place count 130 transition count 228
Performed 31 Post agglomeration using F-continuation condition with reduction of 10 identical transitions.
Deduced a syphon composed of 31 places in 0 ms
Reduce places removed 31 places and 0 transitions.
Iterating global reduction 14 with 62 rules applied. Total rules applied 3517 place count 99 transition count 259
Drop transitions (Empty/Sink Transition effects.) removed 28 transitions
Ensure Unique test removed 22 transitions
Reduce isomorphic transitions removed 50 transitions.
Iterating post reduction 14 with 50 rules applied. Total rules applied 3567 place count 99 transition count 209
Discarding 21 places :
Symmetric choice reduction at 15 with 21 rule applications. Total rules 3588 place count 78 transition count 188
Iterating global reduction 15 with 21 rules applied. Total rules applied 3609 place count 78 transition count 188
Ensure Unique test removed 10 transitions
Reduce isomorphic transitions removed 10 transitions.
Iterating post reduction 15 with 10 rules applied. Total rules applied 3619 place count 78 transition count 178
Discarding 6 places :
Symmetric choice reduction at 16 with 6 rule applications. Total rules 3625 place count 72 transition count 166
Iterating global reduction 16 with 6 rules applied. Total rules applied 3631 place count 72 transition count 166
Ensure Unique test removed 6 transitions
Reduce isomorphic transitions removed 6 transitions.
Iterating post reduction 16 with 6 rules applied. Total rules applied 3637 place count 72 transition count 160
Drop transitions (Redundant composition of simpler transitions.) removed 31 transitions
Redundant transition composition rules discarded 31 transitions
Iterating global reduction 17 with 31 rules applied. Total rules applied 3668 place count 72 transition count 129
Discarding 2 places :
Symmetric choice reduction at 17 with 2 rule applications. Total rules 3670 place count 70 transition count 123
Iterating global reduction 17 with 2 rules applied. Total rules applied 3672 place count 70 transition count 123
Discarding 2 places :
Symmetric choice reduction at 17 with 2 rule applications. Total rules 3674 place count 68 transition count 121
Iterating global reduction 17 with 2 rules applied. Total rules applied 3676 place count 68 transition count 121
Ensure Unique test removed 2 transitions
Reduce isomorphic transitions removed 2 transitions.
Iterating post reduction 17 with 2 rules applied. Total rules applied 3678 place count 68 transition count 119
Drop transitions (Redundant composition of simpler transitions.) removed 2 transitions
Redundant transition composition rules discarded 2 transitions
Iterating global reduction 18 with 2 rules applied. Total rules applied 3680 place count 68 transition count 117
Free-agglomeration rule applied 4 times.
Iterating global reduction 18 with 4 rules applied. Total rules applied 3684 place count 68 transition count 113
Reduce places removed 4 places and 0 transitions.
Drop transitions (Empty/Sink Transition effects.) removed 2 transitions
Reduce isomorphic transitions removed 2 transitions.
Iterating post reduction 18 with 6 rules applied. Total rules applied 3690 place count 64 transition count 111
Partial Free-agglomeration rule applied 10 times.
Drop transitions (Partial Free agglomeration) removed 10 transitions
Iterating global reduction 19 with 10 rules applied. Total rules applied 3700 place count 64 transition count 111
Drop transitions (Redundant composition of simpler transitions.) removed 6 transitions
Redundant transition composition rules discarded 6 transitions
Iterating global reduction 19 with 6 rules applied. Total rules applied 3706 place count 64 transition count 105
Partial Post-agglomeration rule applied 1 times.
Drop transitions (Partial Post agglomeration) removed 1 transitions
Iterating global reduction 19 with 1 rules applied. Total rules applied 3707 place count 64 transition count 105
Drop transitions (Empty/Sink Transition effects.) removed 1 transitions
Reduce isomorphic transitions removed 1 transitions.
Iterating post reduction 19 with 1 rules applied. Total rules applied 3708 place count 64 transition count 104
Reduce places removed 1 places and 1 transitions.
Iterating global reduction 20 with 1 rules applied. Total rules applied 3709 place count 63 transition count 103
Discarding 1 places :
Also discarding 1 output transitions
Drop transitions (Output transitions of discarded places.) removed 1 transitions
Remove reverse transitions (loop back) rule discarded transition t2181.t2182.t2183.t2184.t2185.t2186.t2187.t2188.t2189.t3018.t2106 and 1 places that fell out of Prefix Of Interest.
Drop transitions (Empty/Sink Transition effects.) removed 1 transitions
Reduce isomorphic transitions removed 1 transitions.
Graph (trivial) has 50 edges and 61 vertex of which 23 / 61 are part of one of the 8 SCC in 0 ms
Free SCC test removed 15 places
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 20 with 4 rules applied. Total rules applied 3713 place count 46 transition count 100
Reduce places removed 1 places and 0 transitions.
Drop transitions (Empty/Sink Transition effects.) removed 25 transitions
Ensure Unique test removed 5 transitions
Reduce isomorphic transitions removed 30 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 21 with 33 rules applied. Total rules applied 3746 place count 45 transition count 68
Reduce places removed 2 places and 0 transitions.
Ensure Unique test removed 2 transitions
Reduce isomorphic transitions removed 2 transitions.
Performed 3 Post agglomeration using F-continuation condition.Transition count delta: 3
Iterating post reduction 22 with 7 rules applied. Total rules applied 3753 place count 43 transition count 63
Reduce places removed 3 places and 0 transitions.
Ensure Unique test removed 3 transitions
Reduce isomorphic transitions removed 3 transitions.
Iterating post reduction 23 with 6 rules applied. Total rules applied 3759 place count 40 transition count 60
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 24 with 6 rules applied. Total rules applied 3765 place count 37 transition count 57
Ensure Unique test removed 3 transitions
Reduce isomorphic transitions removed 3 transitions.
Iterating post reduction 24 with 3 rules applied. Total rules applied 3768 place count 37 transition count 54
Performed 1 Post agglomeration using F-continuation condition.Transition count delta: 0
Deduced a syphon composed of 1 places in 0 ms
Reduce places removed 1 places and 0 transitions.
Iterating global reduction 25 with 2 rules applied. Total rules applied 3770 place count 36 transition count 54
Ensure Unique test removed 4 transitions
Reduce isomorphic transitions removed 4 transitions.
Iterating post reduction 25 with 4 rules applied. Total rules applied 3774 place count 36 transition count 50
Drop transitions (Redundant composition of simpler transitions.) removed 1 transitions
Redundant transition composition rules discarded 1 transitions
Iterating global reduction 26 with 1 rules applied. Total rules applied 3775 place count 36 transition count 49
Free-agglomeration rule applied 8 times.
Iterating global reduction 26 with 8 rules applied. Total rules applied 3783 place count 36 transition count 41
Reduce places removed 8 places and 0 transitions.
Iterating post reduction 26 with 8 rules applied. Total rules applied 3791 place count 28 transition count 41
Free-agglomeration rule (complex) applied 1 times.
Iterating global reduction 27 with 1 rules applied. Total rules applied 3792 place count 28 transition count 40
Reduce places removed 1 places and 0 transitions.
Iterating post reduction 27 with 1 rules applied. Total rules applied 3793 place count 27 transition count 40
Applied a total of 3793 rules in 291 ms. Remains 27 /2584 variables (removed 2557) and now considering 40/3094 (removed 3054) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 298 ms. Remains : 27/2584 places, 40/3094 transitions.
[2026-05-23 17:17:32] [INFO ] Flow matrix only has 38 transitions (discarded 2 similar events)
// Phase 1: matrix 38 rows 27 cols
[2026-05-23 17:17:32] [INFO ] Computed 3 invariants in 2 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 (30662 resets) in 738 ms. (1353 steps per ms)
FORMULA CloudReconfiguration-PT-301-UpperBounds-15 1 TECHNIQUES TOPOLOGICAL BESTFIRST_WALK
FORMULA CloudReconfiguration-PT-301-UpperBounds-14 1 TECHNIQUES TOPOLOGICAL BESTFIRST_WALK
FORMULA CloudReconfiguration-PT-301-UpperBounds-13 1 TECHNIQUES TOPOLOGICAL BESTFIRST_WALK
FORMULA CloudReconfiguration-PT-301-UpperBounds-12 1 TECHNIQUES TOPOLOGICAL BESTFIRST_WALK
FORMULA CloudReconfiguration-PT-301-UpperBounds-11 1 TECHNIQUES TOPOLOGICAL BESTFIRST_WALK
FORMULA CloudReconfiguration-PT-301-UpperBounds-10 1 TECHNIQUES TOPOLOGICAL BESTFIRST_WALK
FORMULA CloudReconfiguration-PT-301-UpperBounds-09 1 TECHNIQUES TOPOLOGICAL BESTFIRST_WALK
FORMULA CloudReconfiguration-PT-301-UpperBounds-08 1 TECHNIQUES TOPOLOGICAL BESTFIRST_WALK
FORMULA CloudReconfiguration-PT-301-UpperBounds-07 1 TECHNIQUES TOPOLOGICAL BESTFIRST_WALK
FORMULA CloudReconfiguration-PT-301-UpperBounds-06 1 TECHNIQUES TOPOLOGICAL BESTFIRST_WALK
FORMULA CloudReconfiguration-PT-301-UpperBounds-04 1 TECHNIQUES TOPOLOGICAL BESTFIRST_WALK
FORMULA CloudReconfiguration-PT-301-UpperBounds-02 1 TECHNIQUES TOPOLOGICAL BESTFIRST_WALK
FORMULA CloudReconfiguration-PT-301-UpperBounds-01 1 TECHNIQUES TOPOLOGICAL BESTFIRST_WALK
FORMULA CloudReconfiguration-PT-301-UpperBounds-00 1 TECHNIQUES TOPOLOGICAL BESTFIRST_WALK
BEST_FIRST walk for 1000001 steps (2 resets) in 293 ms. (3401 steps per ms)
Current structural bounds on expressions (after WALK) : Max Seen:[] Max Struct:[]
RANDOM walk for 0 steps (0 resets) in 4 ms. (0 steps per ms) remains 0/0 properties
Finished probabilistic random walk after 0 steps, run visited all 0 properties in 0 ms. (steps per millisecond=0 )
[2026-05-23 17:17:33] [INFO ] Flatten gal took : 27 ms
[2026-05-23 17:17:33] [INFO ] Flatten gal took : 4 ms
[2026-05-23 17:17:33] [INFO ] Time to serialize gal into /tmp/ReachabilityCardinality5110991965796896667.gal : 4 ms
[2026-05-23 17:17:33] [INFO ] Time to serialize properties into /tmp/ReachabilityCardinality4058486103244760943.prop : 1 ms
Invoking ITS tools like this :cd /home/mcc/execution;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202505121319/bin/its-reach-linux64' '--gc-threshold' '2000000' '--quiet' '-i' '/tmp/ReachabilityCardinality5110991965796896667.gal' '-t' 'CGAL' '-reachable-file' '/tmp/ReachabilityCardinality4058486103244760943.prop' '--nowitness' '--gen-order' 'FOLLOW'

ITS runner timed out or was interrupted.
ITS tools runner thread asked to quit. Dying gracefully.
Current structural bounds on expressions (After reachability solving 0 queries.) : Max Seen:[] Max Struct:[]
All properties solved without resorting to model-checking.
Total runtime 108388 ms.

BK_STOP 1779556653807

--------------------
content from stderr:

+ export BINDIR=/home/mcc/BenchKit/bin//../itstools/bin//../
+ BINDIR=/home/mcc/BenchKit/bin//../itstools/bin//../
++ pwd
+ export MODEL=/home/mcc/execution
+ MODEL=/home/mcc/execution
+ [[ UpperBounds = StateSpace ]]
+ /home/mcc/BenchKit/bin//../itstools/bin//..//runeclipse.sh /home/mcc/execution UpperBounds -its -ltsmin -greatspnpath /home/mcc/BenchKit/bin//../itstools/bin//..//greatspn/ -order META -manyOrder -smt -timeout 3600
+ ulimit -s 65536
+ [[ -z '' ]]
+ export LTSMIN_MEM_SIZE=8589934592
+ LTSMIN_MEM_SIZE=8589934592
++ sed s/.jar//
++ perl -pe 's/.*\.//g'
++ ls /home/mcc/BenchKit/bin//../itstools/bin//..//itstools/plugins/fr.lip6.move.gal.application.pnmcc_1.0.0.202505121319.jar
+ VERSION=202505121319
+ echo 'Running Version 202505121319'
+ /home/mcc/BenchKit/bin//../itstools/bin//..//itstools/its-tools -pnfolder /home/mcc/execution -examination UpperBounds -its -ltsmin -greatspnpath /home/mcc/BenchKit/bin//../itstools/bin//..//greatspn/ -order META -manyOrder -smt -timeout 3600

Sequence of Actions to be Executed by the VM

This is useful if one wants to reexecute the tool in the VM from the submitted image disk.

set -x
# this is for BenchKit: configuration of major elements for the test
export BK_INPUT="CloudReconfiguration-PT-301"
export BK_EXAMINATION="UpperBounds"
export BK_TOOL="gold2025"
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 gold2025"
echo " Input is CloudReconfiguration-PT-301, 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 r079-tall-177946972200015"
echo "====================================================================="
echo
echo "--------------------"
echo "preparation of the directory to be used:"

tar xzf /home/mcc/BenchKit/INPUTS/CloudReconfiguration-PT-301.tgz
mv CloudReconfiguration-PT-301 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 ;