Execution Chart

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

Trace from the execution

Formatting '/data/fkordon/mcc2025-input.r237-smll-174903502600028.qcow2', fmt=qcow2 size=4294967296 backing_file=/data/fkordon/mcc2025-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 2-5832
Executing tool gold2024
Input is StigmergyElection-PT-05b, examination is UpperBounds
Time confinement is 3600 seconds
Memory confinement is 16384 MBytes
Number of cores is 4
Run identifier is r237-smll-174903502600028
=====================================================================

--------------------
preparation of the directory to be used:
/home/mcc/execution
total 864K
-rw-r--r-- 1 mcc users 7.9K May 29 14:47 CTLCardinality.txt
-rw-r--r-- 1 mcc users 88K May 29 14:47 CTLCardinality.xml
-rw-r--r-- 1 mcc users 5.9K May 29 14:47 CTLFireability.txt
-rw-r--r-- 1 mcc users 53K May 29 14:47 CTLFireability.xml
-rw-r--r-- 1 mcc users 3.7K May 29 14:47 LTLCardinality.txt
-rw-r--r-- 1 mcc users 24K May 29 14:47 LTLCardinality.xml
-rw-r--r-- 1 mcc users 2.3K May 29 14:47 LTLFireability.txt
-rw-r--r-- 1 mcc users 18K May 29 14:47 LTLFireability.xml
-rw-r--r-- 1 mcc users 12K May 29 14:47 ReachabilityCardinality.txt
-rw-r--r-- 1 mcc users 122K May 29 14:47 ReachabilityCardinality.xml
-rw-r--r-- 1 mcc users 7.5K May 29 14:47 ReachabilityFireability.txt
-rw-r--r-- 1 mcc users 59K May 29 14:47 ReachabilityFireability.xml
-rw-r--r-- 1 mcc users 1.7K May 29 14:47 UpperBounds.txt
-rw-r--r-- 1 mcc users 3.8K May 29 14:47 UpperBounds.xml
-rw-r--r-- 1 mcc users 6 May 29 14:33 equiv_col
-rw-r--r-- 1 mcc users 4 May 29 14:33 instance
-rw-r--r-- 1 mcc users 6 May 29 14:33 iscolored
-rw-r--r-- 1 mcc users 428K May 29 14:33 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 StigmergyElection-PT-05b-UpperBounds-00
FORMULA_NAME StigmergyElection-PT-05b-UpperBounds-01
FORMULA_NAME StigmergyElection-PT-05b-UpperBounds-02
FORMULA_NAME StigmergyElection-PT-05b-UpperBounds-03
FORMULA_NAME StigmergyElection-PT-05b-UpperBounds-04
FORMULA_NAME StigmergyElection-PT-05b-UpperBounds-05
FORMULA_NAME StigmergyElection-PT-05b-UpperBounds-06
FORMULA_NAME StigmergyElection-PT-05b-UpperBounds-07
FORMULA_NAME StigmergyElection-PT-05b-UpperBounds-08
FORMULA_NAME StigmergyElection-PT-05b-UpperBounds-09
FORMULA_NAME StigmergyElection-PT-05b-UpperBounds-10
FORMULA_NAME StigmergyElection-PT-05b-UpperBounds-11
FORMULA_NAME StigmergyElection-PT-05b-UpperBounds-12
FORMULA_NAME StigmergyElection-PT-05b-UpperBounds-13
FORMULA_NAME StigmergyElection-PT-05b-UpperBounds-14
FORMULA_NAME StigmergyElection-PT-05b-UpperBounds-15

=== Now, execution of the tool begins

BK_START 1749107620301

Invoking MCC driver with
BK_TOOL=gold2024
BK_EXAMINATION=UpperBounds
BK_BIN_PATH=/home/mcc/BenchKit/bin/
BK_TIME_CONFINEMENT=3600
BK_INPUT=StigmergyElection-PT-05b
BK_MEMORY_CONFINEMENT=16384
Not applying reductions.
Model is PT
UpperBounds PT
Running Version 202405141337
[2025-06-05 07:13:42] [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]
[2025-06-05 07:13:42] [INFO ] Parsing pnml file : /home/mcc/execution/model.pnml
[2025-06-05 07:13:42] [INFO ] Load time of PNML (sax parser for PT used): 318 ms
[2025-06-05 07:13:42] [INFO ] Transformed 699 places.
[2025-06-05 07:13:42] [INFO ] Transformed 1266 transitions.
[2025-06-05 07:13:42] [INFO ] Found NUPN structural information;
[2025-06-05 07:13:42] [INFO ] Parsed PT model containing 699 places and 1266 transitions and 6741 arcs in 572 ms.
Parsed 16 properties from file /home/mcc/execution/UpperBounds.xml in 17 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 1266 rows 699 cols
[2025-06-05 07:13:43] [INFO ] Computed 6 invariants in 68 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 (111 resets) in 75 ms. (131 steps per ms)
FORMULA StigmergyElection-PT-05b-UpperBounds-13 1 TECHNIQUES TOPOLOGICAL BESTFIRST_WALK
FORMULA StigmergyElection-PT-05b-UpperBounds-11 1 TECHNIQUES TOPOLOGICAL BESTFIRST_WALK
FORMULA StigmergyElection-PT-05b-UpperBounds-10 1 TECHNIQUES TOPOLOGICAL BESTFIRST_WALK
FORMULA StigmergyElection-PT-05b-UpperBounds-08 1 TECHNIQUES TOPOLOGICAL BESTFIRST_WALK
FORMULA StigmergyElection-PT-05b-UpperBounds-06 1 TECHNIQUES TOPOLOGICAL BESTFIRST_WALK
FORMULA StigmergyElection-PT-05b-UpperBounds-02 1 TECHNIQUES TOPOLOGICAL BESTFIRST_WALK
FORMULA StigmergyElection-PT-05b-UpperBounds-01 1 TECHNIQUES TOPOLOGICAL BESTFIRST_WALK
FORMULA StigmergyElection-PT-05b-UpperBounds-00 1 TECHNIQUES TOPOLOGICAL BESTFIRST_WALK
BEST_FIRST walk for 80008 steps (154 resets) in 168 ms. (473 steps per ms)
Current structural bounds on expressions (after WALK) : Max Seen:[0, 0, 0, 0, 0, 0, 0, 0] Max Struct:[1, 1, 1, 1, 1, 1, 1, 1]
[2025-06-05 07:13:43] [INFO ] Invariant cache hit.
[2025-06-05 07:13:44] [INFO ] [Real]Absence check using 6 positive place invariants in 31 ms returned sat
[2025-06-05 07:13:44] [INFO ] [Real]Absence check using state equation in 707 ms returned sat
[2025-06-05 07:13:45] [INFO ] Deduced a trap composed of 192 places in 881 ms of which 107 ms to minimize.
[2025-06-05 07:13:46] [INFO ] Solution in real domain found non-integer solution.
[2025-06-05 07:13:46] [INFO ] [Nat]Absence check using 6 positive place invariants in 29 ms returned sat
[2025-06-05 07:13:47] [INFO ] [Nat]Absence check using state equation in 625 ms returned sat
[2025-06-05 07:13:47] [INFO ] Deduced a trap composed of 192 places in 546 ms of which 7 ms to minimize.
[2025-06-05 07:13:47] [INFO ] Trap strengthening (SAT) tested/added 2/1 trap constraints in 670 ms
[2025-06-05 07:13:47] [INFO ] Computed and/alt/rep : 1141/3195/1141 causal constraints (skipped 124 transitions) in 168 ms.
[2025-06-05 07:13:51] [WARNING] SMT solver failed with error :java.lang.RuntimeException: SMT solver raised an error when submitting script. Raised (error "Failed to assert expression: java.io.IOException: Broken pipe ... while checking expression at index 0
java.lang.RuntimeException: SMT solver raised an error when submitting script. Raised (error "Failed to assert expression: java.io.IOException: Broken pipe ...
at fr.lip6.move.gal.structural.smt.SMTUtils.execAndCheckResult(SMTUtils.java:299)
at fr.lip6.move.gal.structural.smt.DeadlockTester.refineWithCausalOrder(DeadlockTester.java:1137)
at fr.lip6.move.gal.structural.smt.DeadlockTester.verifyPossible(DeadlockTester.java:875)
at fr.lip6.move.gal.structural.smt.DeadlockTester.findStructuralMaxWithSMT(DeadlockTester.java:2251)
at fr.lip6.move.gal.application.solver.UpperBoundsSolver.applyReductions(UpperBoundsSolver.java:219)
at fr.lip6.move.gal.application.Application.startNoEx(Application.java:910)
at fr.lip6.move.gal.application.Application.start(Application.java:189)
at fr.lip6.move.gal.itscl.application.Application.start(Application.java:45)
at org.eclipse.equinox.internal.app.EclipseAppHandle.run(EclipseAppHandle.java:208)
at org.eclipse.core.runtime.internal.adaptor.EclipseAppLauncher.runApplication(EclipseAppLauncher.java:136)
at org.eclipse.core.runtime.internal.adaptor.EclipseAppLauncher.start(EclipseAppLauncher.java:104)
at org.eclipse.core.runtime.adaptor.EclipseStarter.run(EclipseStarter.java:402)
at org.eclipse.core.runtime.adaptor.EclipseStarter.run(EclipseStarter.java:255)
at java.base/jdk.internal.reflect.NativeMethodAccessorImpl.invoke0(Native Method)
at java.base/jdk.internal.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:77)
at java.base/jdk.internal.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43)
at java.base/java.lang.reflect.Method.invoke(Method.java:568)
at org.eclipse.equinox.launcher.Main.invokeFramework(Main.java:651)
at org.eclipse.equinox.launcher.Main.basicRun(Main.java:588)
at org.eclipse.equinox.launcher.Main.run(Main.java:1459)
at org.eclipse.equinox.launcher.Main.main(Main.java:1432)
[2025-06-05 07:13:51] [INFO ] [Real]Absence check using 6 positive place invariants in 26 ms returned sat
[2025-06-05 07:13:52] [INFO ] [Real]Absence check using state equation in 629 ms returned sat
[2025-06-05 07:13:52] [INFO ] Computed and/alt/rep : 1141/3195/1141 causal constraints (skipped 124 transitions) in 119 ms.
[2025-06-05 07:13:52] [INFO ] Solution in real domain found non-integer solution.
[2025-06-05 07:13:53] [INFO ] [Nat]Absence check using 6 positive place invariants in 29 ms returned sat
[2025-06-05 07:13:53] [INFO ] [Nat]Absence check using state equation in 690 ms returned sat
[2025-06-05 07:13:54] [INFO ] Computed and/alt/rep : 1141/3195/1141 causal constraints (skipped 124 transitions) in 90 ms.
[2025-06-05 07:13:57] [INFO ] Deduced a trap composed of 189 places in 733 ms of which 10 ms to minimize.
[2025-06-05 07:13:58] [INFO ] Deduced a trap composed of 195 places in 732 ms of which 8 ms to minimize.
[2025-06-05 07:13:58] [WARNING] SMT solver failed with error :java.lang.RuntimeException: SMT solver raised an error when submitting script. Raised (error "Failed to assert expression: java.io.IOException: Stream close... while checking expression at index 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:299)
at fr.lip6.move.gal.structural.smt.SMTTrapUtils.refineWithTraps(SMTTrapUtils.java:177)
at fr.lip6.move.gal.structural.smt.DeadlockTester.refineWithCausalOrder(DeadlockTester.java:1128)
at fr.lip6.move.gal.structural.smt.DeadlockTester.verifyPossible(DeadlockTester.java:875)
at fr.lip6.move.gal.structural.smt.DeadlockTester.findStructuralMaxWithSMT(DeadlockTester.java:2251)
at fr.lip6.move.gal.application.solver.UpperBoundsSolver.applyReductions(UpperBoundsSolver.java:219)
at fr.lip6.move.gal.application.Application.startNoEx(Application.java:910)
at fr.lip6.move.gal.application.Application.start(Application.java:189)
at fr.lip6.move.gal.itscl.application.Application.start(Application.java:45)
at org.eclipse.equinox.internal.app.EclipseAppHandle.run(EclipseAppHandle.java:208)
at org.eclipse.core.runtime.internal.adaptor.EclipseAppLauncher.runApplication(EclipseAppLauncher.java:136)
at org.eclipse.core.runtime.internal.adaptor.EclipseAppLauncher.start(EclipseAppLauncher.java:104)
at org.eclipse.core.runtime.adaptor.EclipseStarter.run(EclipseStarter.java:402)
at org.eclipse.core.runtime.adaptor.EclipseStarter.run(EclipseStarter.java:255)
at java.base/jdk.internal.reflect.NativeMethodAccessorImpl.invoke0(Native Method)
at java.base/jdk.internal.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:77)
at java.base/jdk.internal.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43)
at java.base/java.lang.reflect.Method.invoke(Method.java:568)
at org.eclipse.equinox.launcher.Main.invokeFramework(Main.java:651)
at org.eclipse.equinox.launcher.Main.basicRun(Main.java:588)
at org.eclipse.equinox.launcher.Main.run(Main.java:1459)
at org.eclipse.equinox.launcher.Main.main(Main.java:1432)
[2025-06-05 07:13:58] [INFO ] [Real]Absence check using 6 positive place invariants in 27 ms returned sat
[2025-06-05 07:13:59] [INFO ] [Real]Absence check using state equation in 565 ms returned sat
[2025-06-05 07:13:59] [INFO ] Deduced a trap composed of 192 places in 610 ms of which 9 ms to minimize.
[2025-06-05 07:13:59] [INFO ] Solution in real domain found non-integer solution.
[2025-06-05 07:14:00] [INFO ] [Nat]Absence check using 6 positive place invariants in 18 ms returned sat
[2025-06-05 07:14:00] [INFO ] [Nat]Absence check using state equation in 515 ms returned sat
[2025-06-05 07:14:01] [INFO ] Deduced a trap composed of 192 places in 798 ms of which 10 ms to minimize.
[2025-06-05 07:14:02] [INFO ] Deduced a trap composed of 190 places in 837 ms of which 9 ms to minimize.
[2025-06-05 07:14:03] [INFO ] Deduced a trap composed of 192 places in 780 ms of which 9 ms to minimize.
[2025-06-05 07:14:04] [INFO ] Deduced a trap composed of 248 places in 822 ms of which 6 ms to minimize.
[2025-06-05 07:14:04] [INFO ] Deduced a trap composed of 191 places in 686 ms of which 8 ms to minimize.
[2025-06-05 07:14:05] [INFO ] Deduced a trap composed of 192 places in 696 ms of which 7 ms to minimize.
[2025-06-05 07:14:05] [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:299)
at fr.lip6.move.gal.structural.smt.SMTTrapUtils.refineWithTraps(SMTTrapUtils.java:177)
at fr.lip6.move.gal.structural.smt.DeadlockTester.verifyPossible(DeadlockTester.java:868)
at fr.lip6.move.gal.structural.smt.DeadlockTester.findStructuralMaxWithSMT(DeadlockTester.java:2251)
at fr.lip6.move.gal.application.solver.UpperBoundsSolver.applyReductions(UpperBoundsSolver.java:219)
at fr.lip6.move.gal.application.Application.startNoEx(Application.java:910)
at fr.lip6.move.gal.application.Application.start(Application.java:189)
at fr.lip6.move.gal.itscl.application.Application.start(Application.java:45)
at org.eclipse.equinox.internal.app.EclipseAppHandle.run(EclipseAppHandle.java:208)
at org.eclipse.core.runtime.internal.adaptor.EclipseAppLauncher.runApplication(EclipseAppLauncher.java:136)
at org.eclipse.core.runtime.internal.adaptor.EclipseAppLauncher.start(EclipseAppLauncher.java:104)
at org.eclipse.core.runtime.adaptor.EclipseStarter.run(EclipseStarter.java:402)
at org.eclipse.core.runtime.adaptor.EclipseStarter.run(EclipseStarter.java:255)
at java.base/jdk.internal.reflect.NativeMethodAccessorImpl.invoke0(Native Method)
at java.base/jdk.internal.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:77)
at java.base/jdk.internal.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43)
at java.base/java.lang.reflect.Method.invoke(Method.java:568)
at org.eclipse.equinox.launcher.Main.invokeFramework(Main.java:651)
at org.eclipse.equinox.launcher.Main.basicRun(Main.java:588)
at org.eclipse.equinox.launcher.Main.run(Main.java:1459)
at org.eclipse.equinox.launcher.Main.main(Main.java:1432)
[2025-06-05 07:14:05] [INFO ] [Real]Absence check using 6 positive place invariants in 22 ms returned sat
[2025-06-05 07:14:06] [INFO ] [Real]Absence check using state equation in 535 ms returned sat
[2025-06-05 07:14:07] [INFO ] Deduced a trap composed of 217 places in 813 ms of which 7 ms to minimize.
[2025-06-05 07:14:07] [INFO ] Solution in real domain found non-integer solution.
[2025-06-05 07:14:07] [INFO ] [Nat]Absence check using 6 positive place invariants in 30 ms returned sat
[2025-06-05 07:14:08] [INFO ] [Nat]Absence check using state equation in 741 ms returned sat
[2025-06-05 07:14:09] [INFO ] Deduced a trap composed of 217 places in 934 ms of which 9 ms to minimize.
[2025-06-05 07:14:09] [INFO ] Trap strengthening (SAT) tested/added 2/1 trap constraints in 1072 ms
[2025-06-05 07:14:09] [INFO ] Computed and/alt/rep : 1141/3195/1141 causal constraints (skipped 124 transitions) in 150 ms.
[2025-06-05 07:14:12] [INFO ] Added : 140 causal constraints over 28 iterations in 2937 ms. Result :unknown
[2025-06-05 07:14:12] [INFO ] [Real]Absence check using 6 positive place invariants in 26 ms returned sat
[2025-06-05 07:14:13] [INFO ] [Real]Absence check using state equation in 794 ms returned sat
[2025-06-05 07:14:13] [INFO ] Computed and/alt/rep : 1141/3195/1141 causal constraints (skipped 124 transitions) in 222 ms.
[2025-06-05 07:14:14] [INFO ] Solution in real domain found non-integer solution.
[2025-06-05 07:14:15] [INFO ] [Nat]Absence check using 6 positive place invariants in 29 ms returned sat
[2025-06-05 07:14:15] [INFO ] [Nat]Absence check using state equation in 671 ms returned sat
[2025-06-05 07:14:15] [INFO ] Computed and/alt/rep : 1141/3195/1141 causal constraints (skipped 124 transitions) in 112 ms.
[2025-06-05 07:14:19] [INFO ] Added : 186 causal constraints over 38 iterations in 4021 ms. Result :unknown
[2025-06-05 07:14:20] [INFO ] [Real]Absence check using 6 positive place invariants in 27 ms returned sat
[2025-06-05 07:14:20] [INFO ] [Real]Absence check using state equation in 733 ms returned sat
[2025-06-05 07:14:21] [INFO ] Deduced a trap composed of 190 places in 574 ms of which 8 ms to minimize.
[2025-06-05 07:14:21] [INFO ] Solution in real domain found non-integer solution.
[2025-06-05 07:14:21] [INFO ] [Nat]Absence check using 6 positive place invariants in 28 ms returned sat
[2025-06-05 07:14:22] [INFO ] [Nat]Absence check using state equation in 691 ms returned sat
[2025-06-05 07:14:23] [INFO ] Deduced a trap composed of 190 places in 733 ms of which 7 ms to minimize.
[2025-06-05 07:14:23] [INFO ] Trap strengthening (SAT) tested/added 2/1 trap constraints in 871 ms
[2025-06-05 07:14:23] [INFO ] Computed and/alt/rep : 1141/3195/1141 causal constraints (skipped 124 transitions) in 86 ms.
Maximisation of solution failed !
Minimization took 1 ms.
[2025-06-05 07:14:26] [INFO ] [Real]Absence check using 6 positive place invariants in 27 ms returned sat
[2025-06-05 07:14:27] [INFO ] [Real]Absence check using state equation in 745 ms returned sat
[2025-06-05 07:14:28] [INFO ] Deduced a trap composed of 192 places in 890 ms of which 9 ms to minimize.
[2025-06-05 07:14:28] [INFO ] Solution in real domain found non-integer solution.
[2025-06-05 07:14:29] [INFO ] [Nat]Absence check using 6 positive place invariants in 28 ms returned sat
[2025-06-05 07:14:29] [INFO ] [Nat]Absence check using state equation in 713 ms returned sat
[2025-06-05 07:14:30] [INFO ] Deduced a trap composed of 192 places in 861 ms of which 9 ms to minimize.
[2025-06-05 07:14:30] [INFO ] Trap strengthening (SAT) tested/added 2/1 trap constraints in 999 ms
[2025-06-05 07:14:30] [INFO ] Computed and/alt/rep : 1141/3195/1141 causal constraints (skipped 124 transitions) in 157 ms.
[2025-06-05 07:14:33] [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:299)
at fr.lip6.move.gal.structural.smt.DeadlockTester.refineWithCausalOrder(DeadlockTester.java:1137)
at fr.lip6.move.gal.structural.smt.DeadlockTester.verifyPossible(DeadlockTester.java:875)
at fr.lip6.move.gal.structural.smt.DeadlockTester.findStructuralMaxWithSMT(DeadlockTester.java:2251)
at fr.lip6.move.gal.application.solver.UpperBoundsSolver.applyReductions(UpperBoundsSolver.java:219)
at fr.lip6.move.gal.application.Application.startNoEx(Application.java:910)
at fr.lip6.move.gal.application.Application.start(Application.java:189)
at fr.lip6.move.gal.itscl.application.Application.start(Application.java:45)
at org.eclipse.equinox.internal.app.EclipseAppHandle.run(EclipseAppHandle.java:208)
at org.eclipse.core.runtime.internal.adaptor.EclipseAppLauncher.runApplication(EclipseAppLauncher.java:136)
at org.eclipse.core.runtime.internal.adaptor.EclipseAppLauncher.start(EclipseAppLauncher.java:104)
at org.eclipse.core.runtime.adaptor.EclipseStarter.run(EclipseStarter.java:402)
at org.eclipse.core.runtime.adaptor.EclipseStarter.run(EclipseStarter.java:255)
at java.base/jdk.internal.reflect.NativeMethodAccessorImpl.invoke0(Native Method)
at java.base/jdk.internal.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:77)
at java.base/jdk.internal.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43)
at java.base/java.lang.reflect.Method.invoke(Method.java:568)
at org.eclipse.equinox.launcher.Main.invokeFramework(Main.java:651)
at org.eclipse.equinox.launcher.Main.basicRun(Main.java:588)
at org.eclipse.equinox.launcher.Main.run(Main.java:1459)
at org.eclipse.equinox.launcher.Main.main(Main.java:1432)
[2025-06-05 07:14:34] [INFO ] [Real]Absence check using 6 positive place invariants in 26 ms returned sat
[2025-06-05 07:14:34] [INFO ] [Real]Absence check using state equation in 723 ms returned sat
[2025-06-05 07:14:35] [INFO ] Deduced a trap composed of 191 places in 813 ms of which 9 ms to minimize.
[2025-06-05 07:14:35] [INFO ] Solution in real domain found non-integer solution.
[2025-06-05 07:14:36] [INFO ] [Nat]Absence check using 6 positive place invariants in 27 ms returned sat
[2025-06-05 07:14:36] [INFO ] [Nat]Absence check using state equation in 675 ms returned sat
[2025-06-05 07:14:37] [INFO ] Deduced a trap composed of 191 places in 801 ms of which 9 ms to minimize.
[2025-06-05 07:14:38] [INFO ] Deduced a trap composed of 246 places in 632 ms of which 7 ms to minimize.
[2025-06-05 07:14:38] [INFO ] Trap strengthening (SAT) tested/added 3/2 trap constraints in 1573 ms
[2025-06-05 07:14:38] [INFO ] Computed and/alt/rep : 1141/3195/1141 causal constraints (skipped 124 transitions) in 109 ms.
[2025-06-05 07:14:40] [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:299)
at fr.lip6.move.gal.structural.smt.DeadlockTester.refineWithCausalOrder(DeadlockTester.java:1137)
at fr.lip6.move.gal.structural.smt.DeadlockTester.verifyPossible(DeadlockTester.java:875)
at fr.lip6.move.gal.structural.smt.DeadlockTester.findStructuralMaxWithSMT(DeadlockTester.java:2251)
at fr.lip6.move.gal.application.solver.UpperBoundsSolver.applyReductions(UpperBoundsSolver.java:219)
at fr.lip6.move.gal.application.Application.startNoEx(Application.java:910)
at fr.lip6.move.gal.application.Application.start(Application.java:189)
at fr.lip6.move.gal.itscl.application.Application.start(Application.java:45)
at org.eclipse.equinox.internal.app.EclipseAppHandle.run(EclipseAppHandle.java:208)
at org.eclipse.core.runtime.internal.adaptor.EclipseAppLauncher.runApplication(EclipseAppLauncher.java:136)
at org.eclipse.core.runtime.internal.adaptor.EclipseAppLauncher.start(EclipseAppLauncher.java:104)
at org.eclipse.core.runtime.adaptor.EclipseStarter.run(EclipseStarter.java:402)
at org.eclipse.core.runtime.adaptor.EclipseStarter.run(EclipseStarter.java:255)
at java.base/jdk.internal.reflect.NativeMethodAccessorImpl.invoke0(Native Method)
at java.base/jdk.internal.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:77)
at java.base/jdk.internal.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43)
at java.base/java.lang.reflect.Method.invoke(Method.java:568)
at org.eclipse.equinox.launcher.Main.invokeFramework(Main.java:651)
at org.eclipse.equinox.launcher.Main.basicRun(Main.java:588)
at org.eclipse.equinox.launcher.Main.run(Main.java:1459)
at org.eclipse.equinox.launcher.Main.main(Main.java:1432)
Current structural bounds on expressions (after SMT) : Max Seen:[0, 0, 0, 0, 0, 0, 0, 0] Max Struct:[1, 1, 1, 1, 1, 1, 1, 1]
Current structural bounds on expressions (After Parikh guided walk) : Max Seen:[0, 0, 0, 0, 0, 0, 0, 0] Max Struct:[1, 1, 1, 1, 1, 1, 1, 1]
Support contains 8 out of 699 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 699/699 places, 1266/1266 transitions.
Graph (trivial) has 697 edges and 699 vertex of which 87 / 699 are part of one of the 13 SCC in 13 ms
Free SCC test removed 74 places
Drop transitions (Empty/Sink Transition effects.) removed 95 transitions
Reduce isomorphic transitions removed 95 transitions.
Graph (complete) has 1191 edges and 625 vertex of which 615 are kept as prefixes of interest. Removing 10 places using SCC suffix rule.15 ms
Discarding 10 places :
Also discarding 5 output transitions
Drop transitions (Output transitions of discarded places.) removed 5 transitions
Drop transitions (Empty/Sink Transition effects.) removed 5 transitions
Reduce isomorphic transitions removed 5 transitions.
Drop transitions (Trivial Post-Agglo cleanup.) removed 443 transitions
Trivial Post-agglo rules discarded 443 transitions
Performed 443 trivial Post agglomeration. Transition count delta: 443
Iterating post reduction 0 with 448 rules applied. Total rules applied 450 place count 615 transition count 718
Reduce places removed 443 places and 0 transitions.
Ensure Unique test removed 13 transitions
Reduce isomorphic transitions removed 13 transitions.
Drop transitions (Trivial Post-Agglo cleanup.) removed 13 transitions
Trivial Post-agglo rules discarded 13 transitions
Performed 13 trivial Post agglomeration. Transition count delta: 13
Iterating post reduction 1 with 469 rules applied. Total rules applied 919 place count 172 transition count 692
Reduce places removed 13 places and 0 transitions.
Performed 6 Post agglomeration using F-continuation condition.Transition count delta: 6
Iterating post reduction 2 with 19 rules applied. Total rules applied 938 place count 159 transition count 686
Reduce places removed 6 places and 0 transitions.
Ensure Unique test removed 1 transitions
Reduce isomorphic transitions removed 1 transitions.
Performed 1 Post agglomeration using F-continuation condition.Transition count delta: 1
Iterating post reduction 3 with 8 rules applied. Total rules applied 946 place count 153 transition count 684
Reduce places removed 1 places and 0 transitions.
Iterating post reduction 4 with 1 rules applied. Total rules applied 947 place count 152 transition count 684
Performed 12 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 5 with 12 Pre rules applied. Total rules applied 947 place count 152 transition count 672
Deduced a syphon composed of 12 places in 2 ms
Reduce places removed 12 places and 0 transitions.
Iterating global reduction 5 with 24 rules applied. Total rules applied 971 place count 140 transition count 672
Discarding 39 places :
Symmetric choice reduction at 5 with 39 rule applications. Total rules 1010 place count 101 transition count 633
Iterating global reduction 5 with 39 rules applied. Total rules applied 1049 place count 101 transition count 633
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 5 with 2 rules applied. Total rules applied 1051 place count 101 transition count 631
Reduce places removed 1 places and 0 transitions.
Iterating post reduction 6 with 1 rules applied. Total rules applied 1052 place count 100 transition count 631
Performed 3 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 7 with 3 Pre rules applied. Total rules applied 1052 place count 100 transition count 628
Deduced a syphon composed of 3 places in 1 ms
Reduce places removed 3 places and 0 transitions.
Iterating global reduction 7 with 6 rules applied. Total rules applied 1058 place count 97 transition count 628
Discarding 12 places :
Symmetric choice reduction at 7 with 12 rule applications. Total rules 1070 place count 85 transition count 225
Iterating global reduction 7 with 12 rules applied. Total rules applied 1082 place count 85 transition count 225
Ensure Unique test removed 9 transitions
Reduce isomorphic transitions removed 9 transitions.
Iterating post reduction 7 with 9 rules applied. Total rules applied 1091 place count 85 transition count 216
Performed 14 Post agglomeration using F-continuation condition.Transition count delta: 14
Deduced a syphon composed of 14 places in 1 ms
Reduce places removed 14 places and 0 transitions.
Iterating global reduction 8 with 28 rules applied. Total rules applied 1119 place count 71 transition count 202
Drop transitions (Empty/Sink Transition effects.) removed 1 transitions
Reduce isomorphic transitions removed 1 transitions.
Iterating post reduction 8 with 1 rules applied. Total rules applied 1120 place count 71 transition count 201
Discarding 3 places :
Symmetric choice reduction at 9 with 3 rule applications. Total rules 1123 place count 68 transition count 198
Iterating global reduction 9 with 3 rules applied. Total rules applied 1126 place count 68 transition count 198
Performed 4 Post agglomeration using F-continuation condition.Transition count delta: -8
Deduced a syphon composed of 4 places in 1 ms
Reduce places removed 4 places and 0 transitions.
Iterating global reduction 9 with 8 rules applied. Total rules applied 1134 place count 64 transition count 206
Drop transitions (Redundant composition of simpler transitions.) removed 9 transitions
Redundant transition composition rules discarded 9 transitions
Iterating global reduction 9 with 9 rules applied. Total rules applied 1143 place count 64 transition count 197
Performed 1 Post agglomeration using F-continuation condition.Transition count delta: -6
Deduced a syphon composed of 1 places in 0 ms
Reduce places removed 1 places and 0 transitions.
Iterating global reduction 9 with 2 rules applied. Total rules applied 1145 place count 63 transition count 203
Drop transitions (Redundant composition of simpler transitions.) removed 8 transitions
Redundant transition composition rules discarded 8 transitions
Iterating global reduction 9 with 8 rules applied. Total rules applied 1153 place count 63 transition count 195
Free-agglomeration rule applied 28 times.
Iterating global reduction 9 with 28 rules applied. Total rules applied 1181 place count 63 transition count 167
Reduce places removed 28 places and 0 transitions.
Drop transitions (Empty/Sink Transition effects.) removed 2 transitions
Ensure Unique test removed 7 transitions
Reduce isomorphic transitions removed 9 transitions.
Iterating post reduction 9 with 37 rules applied. Total rules applied 1218 place count 35 transition count 158
Discarding 5 places :
Symmetric choice reduction at 10 with 5 rule applications. Total rules 1223 place count 30 transition count 153
Iterating global reduction 10 with 5 rules applied. Total rules applied 1228 place count 30 transition count 153
Ensure Unique test removed 15 transitions
Reduce isomorphic transitions removed 15 transitions.
Iterating post reduction 10 with 15 rules applied. Total rules applied 1243 place count 30 transition count 138
Drop transitions (Redundant composition of simpler transitions.) removed 15 transitions
Redundant transition composition rules discarded 15 transitions
Iterating global reduction 11 with 15 rules applied. Total rules applied 1258 place count 30 transition count 123
Applied a total of 1258 rules in 352 ms. Remains 30 /699 variables (removed 669) and now considering 123/1266 (removed 1143) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 370 ms. Remains : 30/699 places, 123/1266 transitions.
// Phase 1: matrix 123 rows 30 cols
[2025-06-05 07:14:41] [INFO ] Computed 6 invariants in 1 ms
Current structural bounds on expressions (after invariants) : Max Seen:[0, 0, 0, 0, 0, 0, 0, 0] Max Struct:[1, 1, 1, 1, 1, 1, 1, 1]
RANDOM walk for 1000000 steps (2 resets) in 4589 ms. (217 steps per ms)
FORMULA StigmergyElection-PT-05b-UpperBounds-15 1 TECHNIQUES TOPOLOGICAL BESTFIRST_WALK
FORMULA StigmergyElection-PT-05b-UpperBounds-14 1 TECHNIQUES TOPOLOGICAL BESTFIRST_WALK
FORMULA StigmergyElection-PT-05b-UpperBounds-12 1 TECHNIQUES TOPOLOGICAL BESTFIRST_WALK
FORMULA StigmergyElection-PT-05b-UpperBounds-09 1 TECHNIQUES TOPOLOGICAL BESTFIRST_WALK
FORMULA StigmergyElection-PT-05b-UpperBounds-07 1 TECHNIQUES TOPOLOGICAL BESTFIRST_WALK
FORMULA StigmergyElection-PT-05b-UpperBounds-05 1 TECHNIQUES TOPOLOGICAL BESTFIRST_WALK
FORMULA StigmergyElection-PT-05b-UpperBounds-04 1 TECHNIQUES TOPOLOGICAL BESTFIRST_WALK
FORMULA StigmergyElection-PT-05b-UpperBounds-03 1 TECHNIQUES TOPOLOGICAL BESTFIRST_WALK
BEST_FIRST walk for 1000001 steps (2 resets) in 504 ms. (1980 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 )
[2025-06-05 07:14:47] [INFO ] Flatten gal took : 68 ms
[2025-06-05 07:14:47] [INFO ] Flatten gal took : 24 ms
[2025-06-05 07:14:47] [INFO ] Time to serialize gal into /tmp/ReachabilityCardinality202220024439712803.gal : 16 ms
[2025-06-05 07:14:47] [INFO ] Time to serialize properties into /tmp/ReachabilityCardinality13582341144934434849.prop : 0 ms
Invoking ITS tools like this :cd /home/mcc/execution;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202405141337/bin/its-reach-linux64' '--gc-threshold' '2000000' '--quiet' '-i' '/tmp/ReachabilityCardinality202220024439712803.gal' '-t' 'CGAL' '-reachable-file' '/tmp/ReachabilityCardinality13582341144934434849.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 65051 ms.

BK_STOP 1749107687260

--------------------
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
+ export PYTHONPATH=/home/mcc/BenchKit/itstools/pylibs
+ PYTHONPATH=/home/mcc/BenchKit/itstools/pylibs
+ export LD_LIBRARY_PATH=/home/mcc/BenchKit/itstools/pylibs:
+ LD_LIBRARY_PATH=/home/mcc/BenchKit/itstools/pylibs:
++ sed s/.jar//
++ perl -pe 's/.*\.//g'
++ ls /home/mcc/BenchKit/bin//../itstools/bin//..//itstools/plugins/fr.lip6.move.gal.application.pnmcc_1.0.0.202405141337.jar
+ VERSION=202405141337
+ echo 'Running Version 202405141337'
+ /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="StigmergyElection-PT-05b"
export BK_EXAMINATION="UpperBounds"
export BK_TOOL="gold2024"
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 2-5832"
echo " Executing tool gold2024"
echo " Input is StigmergyElection-PT-05b, 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 r237-smll-174903502600028"
echo "====================================================================="
echo
echo "--------------------"
echo "preparation of the directory to be used:"

tar xzf /home/mcc/BenchKit/INPUTS/StigmergyElection-PT-05b.tgz
mv StigmergyElection-PT-05b 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 ;