About the Execution of ITS-Tools for PhilosophersDyn-COL-80
| Execution Summary | |||||
| Max Memory Used (MB) |
Time wait (ms) | CPU Usage (ms) | I/O Wait (ms) | Computed Result | Execution Status |
| 16212.932 | 3600000.00 | 4267064.00 | 1095167.80 | [undef] | Time out reached |
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.r210-smll-177969942000229.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 PhilosophersDyn-COL-80, examination is UpperBounds
Time confinement is 3600 seconds
Memory confinement is 16384 MBytes
Number of cores is 4
Run identifier is r210-smll-177969942000229
=====================================================================
--------------------
preparation of the directory to be used:
/home/mcc/execution
total 504K
-rw-r--r-- 1 mcc users 7.2K Mar 5 13:22 CTLCardinality.txt
-rw-r--r-- 1 mcc users 70K Mar 5 13:22 CTLCardinality.xml
-rw-r--r-- 1 mcc users 6.7K Mar 5 13:22 CTLFireability.txt
-rw-r--r-- 1 mcc users 57K Mar 5 13:22 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 16 08:40 LTLCardinality.txt
-rw-r--r-- 1 mcc users 24K Mar 16 08:40 LTLCardinality.xml
-rw-r--r-- 1 mcc users 2.7K Mar 16 08:40 LTLFireability.txt
-rw-r--r-- 1 mcc users 20K Mar 16 08:40 LTLFireability.xml
-rw-r--r-- 1 mcc users 16K Mar 5 13:22 ReachabilityCardinality.txt
-rw-r--r-- 1 mcc users 154K Mar 5 13:22 ReachabilityCardinality.xml
-rw-r--r-- 1 mcc users 7.6K Mar 5 13:22 ReachabilityFireability.txt
-rw-r--r-- 1 mcc users 57K Mar 5 13:22 ReachabilityFireability.xml
-rw-r--r-- 1 mcc users 1.8K Mar 16 08:40 UpperBounds.txt
-rw-r--r-- 1 mcc users 3.8K Mar 16 08:40 UpperBounds.xml
-rw-r--r-- 1 mcc users 5 Mar 3 18:30 equiv_pt
-rw-r--r-- 1 mcc users 3 Mar 3 18:30 instance
-rw-r--r-- 1 mcc users 5 Mar 3 18:30 iscolored
-rw-r--r-- 1 mcc users 36K 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 PhilosophersDyn-COL-80-UpperBounds-00
FORMULA_NAME PhilosophersDyn-COL-80-UpperBounds-01
FORMULA_NAME PhilosophersDyn-COL-80-UpperBounds-02
FORMULA_NAME PhilosophersDyn-COL-80-UpperBounds-03
FORMULA_NAME PhilosophersDyn-COL-80-UpperBounds-04
FORMULA_NAME PhilosophersDyn-COL-80-UpperBounds-05
FORMULA_NAME PhilosophersDyn-COL-80-UpperBounds-06
FORMULA_NAME PhilosophersDyn-COL-80-UpperBounds-07
FORMULA_NAME PhilosophersDyn-COL-80-UpperBounds-08
FORMULA_NAME PhilosophersDyn-COL-80-UpperBounds-09
FORMULA_NAME PhilosophersDyn-COL-80-UpperBounds-10
FORMULA_NAME PhilosophersDyn-COL-80-UpperBounds-11
FORMULA_NAME PhilosophersDyn-COL-80-UpperBounds-12
FORMULA_NAME PhilosophersDyn-COL-80-UpperBounds-13
FORMULA_NAME PhilosophersDyn-COL-80-UpperBounds-14
FORMULA_NAME PhilosophersDyn-COL-80-UpperBounds-15
=== Now, execution of the tool begins
BK_START 1779972983813
Invoking MCC driver with
BK_TOOL=itstools
BK_EXAMINATION=UpperBounds
BK_BIN_PATH=/home/mcc/BenchKit/bin/
BK_TIME_CONFINEMENT=3600
BK_INPUT=PhilosophersDyn-COL-80
BK_MEMORY_CONFINEMENT=16384
Not applying reductions.
Model is COL
UpperBounds COL
Running Version 202604301425
[2026-05-28 12:56:26] [INFO ] Running its-tools with arguments : [-pnfolder, /home/mcc/execution, -examination, UpperBounds, -its, -ltsmin, -greatspnpath, /home/mcc/BenchKit/bin//../itstools/bin//..//greatspn/, -order, META, -manyOrder, -smt, -timeout, 3600]
[2026-05-28 12:56:26] [INFO ] Parsing pnml file : /home/mcc/execution/model.pnml
[2026-05-28 12:56:26] [INFO ] Detected file is not PT type :http://www.pnml.org/version-2009/grammar/symmetricnet
log4j:WARN No appenders could be found for logger (org.apache.axiom.locator.DefaultOMMetaFactoryLocator).
log4j:WARN Please initialize the log4j system properly.
log4j:WARN See http://logging.apache.org/log4j/1.2/faq.html#noconfig for more info.
[2026-05-28 12:56:27] [WARNING] Using fallBack plugin, rng conformance not checked
[2026-05-28 12:56:27] [INFO ] Load time of PNML (colored model parsed with PNMLFW) : 1201 ms
[2026-05-28 12:56:27] [INFO ] Imported 8 HL places and 7 HL transitions for a total of 6960 PT places and 1043360.0 transition bindings in 40 ms.
Parsed 16 properties from file /home/mcc/execution/UpperBounds.xml in 15 ms.
Reduction of identical properties reduced properties to check from 16 to 7
[2026-05-28 12:56:27] [INFO ] Built PT skeleton of HLPN with 8 places and 7 transitions 33 arcs in 10 ms.
[2026-05-28 12:56:27] [INFO ] Skeletonized 7 HLPN properties in 0 ms.
Running PetriSpot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.petrispot.binaries_1.0.0.202604301425/bin/petri64' '--loadKERS=/tmp/petrispot-input-1990557107771981523.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-2363977666052515781.kers'
[2026-05-28 12:56:27] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-1990557107771981523.kers, --Pflows, --basisKERS=/tmp/petrispot-output-2363977666052515781.kers]
Culling duplicate invariants (modulo rational): removing 1 columns.
Culled 1 columns in 0 ms.
// Phase 1: matrix 7 rows 7 cols 21 entries
Finished phase 1 with 5 SingleSign rule and 0 generalized
[2026-05-28 12:56:27] [INFO ] Computed 3 invariants in 0 ms
Computed 3 P flows in 1 ms.
Exported basis to /tmp/petrispot-output-2363977666052515781.kers
Total runtime 1 ms.
Current structural bounds on expressions (after Invariants on skeleton) : Max Seen:[0, 0, 0, 0, 0, 0, 0] Max Struct:[80, 80, 80, +inf, 80, 80, 80]
[2026-05-28 12:56:27] [INFO ] Invariant cache hit.
[2026-05-28 12:56:28] [INFO ] [Real]Absence check using 3 positive place invariants in 7 ms returned sat
[2026-05-28 12:56:28] [INFO ] [Real]Absence check using state equation in 21 ms returned sat
[2026-05-28 12:56:28] [INFO ] Solution in real domain found non-integer solution.
[2026-05-28 12:56:28] [INFO ] [Nat]Absence check using 3 positive place invariants in 8 ms returned sat
[2026-05-28 12:56:28] [INFO ] [Nat]Absence check using state equation in 16 ms returned sat
[2026-05-28 12:56:28] [INFO ] State equation strengthened by 4 read => feed constraints.
[2026-05-28 12:56:28] [INFO ] [Nat]Added 4 Read/Feed constraints in 4 ms returned sat
[2026-05-28 12:56:28] [INFO ] Computed and/alt/rep : 6/25/6 causal constraints (skipped 0 transitions) in 5 ms.
[2026-05-28 12:56:28] [INFO ] Added : 4 causal constraints over 2 iterations in 42 ms. Result :sat
Minimization took 14 ms.
[2026-05-28 12:56:28] [INFO ] [Real]Absence check using 3 positive place invariants in 2 ms returned sat
[2026-05-28 12:56:28] [INFO ] [Real]Absence check using state equation in 13 ms returned sat
[2026-05-28 12:56:28] [INFO ] [Real]Added 4 Read/Feed constraints in 4 ms returned sat
[2026-05-28 12:56:28] [INFO ] Solution in real domain found non-integer solution.
[2026-05-28 12:56:28] [INFO ] [Nat]Absence check using 3 positive place invariants in 3 ms returned sat
[2026-05-28 12:56:28] [INFO ] [Nat]Absence check using state equation in 12 ms returned sat
[2026-05-28 12:56:28] [INFO ] [Nat]Added 4 Read/Feed constraints in 3 ms returned sat
[2026-05-28 12:56:28] [INFO ] Computed and/alt/rep : 6/25/6 causal constraints (skipped 0 transitions) in 3 ms.
[2026-05-28 12:56:28] [INFO ] Added : 4 causal constraints over 2 iterations in 24 ms. Result :sat
Minimization took 18 ms.
[2026-05-28 12:56:28] [INFO ] [Real]Absence check using 3 positive place invariants in 3 ms returned sat
[2026-05-28 12:56:28] [INFO ] [Real]Absence check using state equation in 19 ms returned sat
[2026-05-28 12:56:28] [INFO ] [Real]Added 4 Read/Feed constraints in 7 ms returned sat
[2026-05-28 12:56:28] [INFO ] Solution in real domain found non-integer solution.
[2026-05-28 12:56:28] [INFO ] [Nat]Absence check using 3 positive place invariants in 2 ms returned sat
[2026-05-28 12:56:28] [INFO ] [Nat]Absence check using state equation in 10 ms returned sat
[2026-05-28 12:56:28] [INFO ] [Nat]Added 4 Read/Feed constraints in 2 ms returned sat
[2026-05-28 12:56:28] [INFO ] Computed and/alt/rep : 6/25/6 causal constraints (skipped 0 transitions) in 3 ms.
[2026-05-28 12:56:28] [INFO ] Added : 4 causal constraints over 2 iterations in 18 ms. Result :sat
Minimization took 8 ms.
[2026-05-28 12:56:28] [INFO ] [Real]Absence check using 3 positive place invariants in 2 ms returned sat
[2026-05-28 12:56:28] [INFO ] [Real]Absence check using state equation in 9 ms returned sat
[2026-05-28 12:56:28] [INFO ] [Real]Added 4 Read/Feed constraints in 3 ms returned sat
[2026-05-28 12:56:28] [INFO ] Solution in real domain found non-integer solution.
[2026-05-28 12:56:28] [INFO ] [Nat]Absence check using 3 positive place invariants in 1 ms returned sat
[2026-05-28 12:56:28] [INFO ] [Nat]Absence check using state equation in 11 ms returned sat
[2026-05-28 12:56:28] [INFO ] [Nat]Added 4 Read/Feed constraints in 2 ms returned sat
[2026-05-28 12:56:28] [INFO ] Computed and/alt/rep : 6/25/6 causal constraints (skipped 0 transitions) in 5 ms.
[2026-05-28 12:56:28] [INFO ] Added : 5 causal constraints over 2 iterations in 25 ms. Result :sat
Minimization took 29 ms.
[2026-05-28 12:56:29] [INFO ] [Real]Absence check using 3 positive place invariants in 3 ms returned sat
[2026-05-28 12:56:29] [INFO ] [Real]Absence check using state equation in 14 ms returned sat
[2026-05-28 12:56:29] [INFO ] [Real]Added 4 Read/Feed constraints in 4 ms returned sat
[2026-05-28 12:56:29] [INFO ] Solution in real domain found non-integer solution.
[2026-05-28 12:56:29] [INFO ] [Nat]Absence check using 3 positive place invariants in 2 ms returned sat
[2026-05-28 12:56:29] [INFO ] [Nat]Absence check using state equation in 12 ms returned sat
[2026-05-28 12:56:29] [INFO ] [Nat]Added 4 Read/Feed constraints in 3 ms returned sat
[2026-05-28 12:56:29] [INFO ] Computed and/alt/rep : 6/25/6 causal constraints (skipped 0 transitions) in 2 ms.
[2026-05-28 12:56:29] [INFO ] Added : 4 causal constraints over 2 iterations in 14 ms. Result :sat
Minimization took 22 ms.
[2026-05-28 12:56:29] [INFO ] [Real]Absence check using 3 positive place invariants in 2 ms returned sat
[2026-05-28 12:56:29] [INFO ] [Real]Absence check using state equation in 7 ms returned sat
[2026-05-28 12:56:29] [INFO ] [Real]Added 4 Read/Feed constraints in 3 ms returned sat
[2026-05-28 12:56:29] [INFO ] Solution in real domain found non-integer solution.
[2026-05-28 12:56:29] [INFO ] [Nat]Absence check using 3 positive place invariants in 2 ms returned sat
[2026-05-28 12:56:29] [INFO ] [Nat]Absence check using state equation in 8 ms returned sat
[2026-05-28 12:56:29] [INFO ] [Nat]Added 4 Read/Feed constraints in 2 ms returned sat
[2026-05-28 12:56:29] [INFO ] Computed and/alt/rep : 6/25/6 causal constraints (skipped 0 transitions) in 2 ms.
[2026-05-28 12:56:29] [INFO ] Added : 5 causal constraints over 3 iterations in 16 ms. Result :sat
Minimization took 12 ms.
[2026-05-28 12:56:29] [INFO ] [Real]Absence check using 3 positive place invariants in 2 ms returned sat
[2026-05-28 12:56:29] [INFO ] [Real]Absence check using state equation in 8 ms returned sat
[2026-05-28 12:56:29] [INFO ] Solution in real domain found non-integer solution.
[2026-05-28 12:56:29] [INFO ] [Nat]Absence check using 3 positive place invariants in 2 ms returned sat
[2026-05-28 12:56:29] [INFO ] [Nat]Absence check using state equation in 7 ms returned sat
[2026-05-28 12:56:29] [INFO ] [Nat]Added 4 Read/Feed constraints in 2 ms returned sat
[2026-05-28 12:56:29] [INFO ] Computed and/alt/rep : 6/25/6 causal constraints (skipped 0 transitions) in 2 ms.
[2026-05-28 12:56:29] [INFO ] Added : 4 causal constraints over 2 iterations in 13 ms. Result :sat
Minimization took 8 ms.
Current structural bounds on expressions (after SMT on skeleton) : Max Seen:[0, 0, 0, 0, 0, 0, 0] Max Struct:[80, 80, 80, +inf, 80, 80, 80]
Domain [Philosopher(80), Philosopher(80)] of place Neighbourhood breaks symmetries in sort Philosopher
[2026-05-28 12:56:36] [INFO ] Unfolded HLPN to a Petri net with 6960 places and 1043280 transitions 8780720 arcs in 7363 ms.
[2026-05-28 12:56:36] [INFO ] Unfolded 7 HLPN properties in 1 ms.
Ensure Unique test removed 3160 transitions
Reduce redundant transitions removed 3160 transitions.
Current structural bounds on expressions (Initially) : Max Seen:[0, 0, 0, 0, 0, 0, 0] Max Struct:[+inf, +inf, +inf, +inf, +inf, +inf, +inf]
Current structural bounds on expressions (Adding known information on max bounds.) : Max Seen:[0, 0, 0, 0, 0, 0, 0] Max Struct:[80, 80, 80, +inf, 80, 80, 80]
Current structural bounds on expressions (Before main loop) : Max Seen:[0, 0, 0, 0, 0, 0, 0] Max Struct:[80, 80, 80, +inf, 80, 80, 80]
Running PetriSpot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.petrispot.binaries_1.0.0.202604301425/bin/petri64' '--loadKERS=/tmp/petrispot-input-6711473715263795837.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-8385338570158981597.kers'
[2026-05-28 12:56:40] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-6711473715263795837.kers, --Pflows, --basisKERS=/tmp/petrispot-output-8385338570158981597.kers]
Normalized transition count is 1014840 out of 1040120 initially.
Culled 0 columns in 1019 ms.
// Phase 1: matrix 1014840 rows 6960 cols 5569520 entries
PetriSpot timed out after 60 s (PFLOWS)
Current structural bounds on expressions (after invariants) : Max Seen:[0, 0, 0, 0, 0, 0, 0] Max Struct:[80, 80, 80, +inf, 80, 80, 80]
RANDOM walk for 10000 steps (1110 resets) in 27966 ms. (0 steps per ms)
BEST_FIRST walk for 70007 steps (14 resets) in 1755 ms. (39 steps per ms)
Current structural bounds on expressions (after WALK) : Max Seen:[4, 2, 4, 2, 4, 2, 4] Max Struct:[80, 80, 80, +inf, 80, 80, 80]
[2026-05-28 12:58:12] [INFO ] Flow matrix only has 1014840 transitions (discarded 25280 similar events)
Running PetriSpot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.petrispot.binaries_1.0.0.202604301425/bin/petri64' '--loadKERS=/tmp/petrispot-input-16513493819538024820.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-5213065166779958605.kers'
[2026-05-28 12:58:13] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-16513493819538024820.kers, --Pflows, --basisKERS=/tmp/petrispot-output-5213065166779958605.kers]
Culled 0 columns in 1009 ms.
// Phase 1: matrix 1014840 rows 6960 cols 5569520 entries
PetriSpot timed out after 120 s (PFLOWS)
[2026-05-28 13:00:20] [WARNING] SMT solver failed with error :java.lang.RuntimeException: SMT solver raised an error when submitting script. Raised (error "Error writing to Z3 solver: java.io.IOException: Stream closed... while checking expression at index 0
java.lang.RuntimeException: SMT solver raised an error when submitting script. Raised (error "Error writing to Z3 solver: java.io.IOException: Stream closed...
at fr.lip6.move.gal.structural.smt.SMTUtils.execAndCheckResult(SMTUtils.java:308)
at fr.lip6.move.gal.structural.smt.DeadlockTester.verifyPossible(DeadlockTester.java:857)
at fr.lip6.move.gal.structural.smt.DeadlockTester.findStructuralMaxWithSMT(DeadlockTester.java:2278)
at fr.lip6.move.gal.application.solver.UpperBoundsSolver.applyReductions(UpperBoundsSolver.java:207)
at fr.lip6.move.gal.application.Application.startNoEx(Application.java:803)
at fr.lip6.move.gal.application.Application.start(Application.java:195)
at fr.lip6.move.gal.itscl.application.Application.start(Application.java:44)
at org.eclipse.equinox.internal.app.EclipseAppHandle.run(EclipseAppHandle.java:219)
at org.eclipse.core.runtime.internal.adaptor.EclipseAppLauncher.runApplication(EclipseAppLauncher.java:149)
at org.eclipse.core.runtime.internal.adaptor.EclipseAppLauncher.start(EclipseAppLauncher.java:115)
at org.eclipse.core.runtime.adaptor.EclipseStarter.run(EclipseStarter.java:467)
at org.eclipse.core.runtime.adaptor.EclipseStarter.run(EclipseStarter.java:298)
at java.base/jdk.internal.reflect.DirectMethodHandleAccessor.invoke(DirectMethodHandleAccessor.java:103)
at java.base/java.lang.reflect.Method.invoke(Method.java:580)
at org.eclipse.equinox.launcher.Main.invokeFramework(Main.java:615)
at org.eclipse.equinox.launcher.Main.basicRun(Main.java:563)
at org.eclipse.equinox.launcher.Main.run(Main.java:1415)
at org.eclipse.equinox.launcher.Main.main(Main.java:1387)
[2026-05-28 13:00:26] [WARNING] SMT solver failed with error :java.lang.RuntimeException: SMT solver raised an error when submitting script. Raised (error "Error writing to Z3 solver: java.io.IOException: Stream closed... while checking expression at index 1
java.lang.RuntimeException: SMT solver raised an error when submitting script. Raised (error "Error writing to Z3 solver: java.io.IOException: Stream closed...
at fr.lip6.move.gal.structural.smt.SMTUtils.execAndCheckResult(SMTUtils.java:308)
at fr.lip6.move.gal.structural.smt.DeadlockTester.verifyPossible(DeadlockTester.java:857)
at fr.lip6.move.gal.structural.smt.DeadlockTester.findStructuralMaxWithSMT(DeadlockTester.java:2278)
at fr.lip6.move.gal.application.solver.UpperBoundsSolver.applyReductions(UpperBoundsSolver.java:207)
at fr.lip6.move.gal.application.Application.startNoEx(Application.java:803)
at fr.lip6.move.gal.application.Application.start(Application.java:195)
at fr.lip6.move.gal.itscl.application.Application.start(Application.java:44)
at org.eclipse.equinox.internal.app.EclipseAppHandle.run(EclipseAppHandle.java:219)
at org.eclipse.core.runtime.internal.adaptor.EclipseAppLauncher.runApplication(EclipseAppLauncher.java:149)
at org.eclipse.core.runtime.internal.adaptor.EclipseAppLauncher.start(EclipseAppLauncher.java:115)
at org.eclipse.core.runtime.adaptor.EclipseStarter.run(EclipseStarter.java:467)
at org.eclipse.core.runtime.adaptor.EclipseStarter.run(EclipseStarter.java:298)
at java.base/jdk.internal.reflect.DirectMethodHandleAccessor.invoke(DirectMethodHandleAccessor.java:103)
at java.base/java.lang.reflect.Method.invoke(Method.java:580)
at org.eclipse.equinox.launcher.Main.invokeFramework(Main.java:615)
at org.eclipse.equinox.launcher.Main.basicRun(Main.java:563)
at org.eclipse.equinox.launcher.Main.run(Main.java:1415)
at org.eclipse.equinox.launcher.Main.main(Main.java:1387)
[2026-05-28 13:00:32] [WARNING] SMT solver failed with error :java.lang.RuntimeException: SMT solver raised an error when submitting script. Raised (error "Error writing to Z3 solver: java.io.IOException: Stream closed... while checking expression at index 2
java.lang.RuntimeException: SMT solver raised an error when submitting script. Raised (error "Error writing to Z3 solver: java.io.IOException: Stream closed...
at fr.lip6.move.gal.structural.smt.SMTUtils.execAndCheckResult(SMTUtils.java:308)
at fr.lip6.move.gal.structural.smt.DeadlockTester.verifyPossible(DeadlockTester.java:857)
at fr.lip6.move.gal.structural.smt.DeadlockTester.findStructuralMaxWithSMT(DeadlockTester.java:2278)
at fr.lip6.move.gal.application.solver.UpperBoundsSolver.applyReductions(UpperBoundsSolver.java:207)
at fr.lip6.move.gal.application.Application.startNoEx(Application.java:803)
at fr.lip6.move.gal.application.Application.start(Application.java:195)
at fr.lip6.move.gal.itscl.application.Application.start(Application.java:44)
at org.eclipse.equinox.internal.app.EclipseAppHandle.run(EclipseAppHandle.java:219)
at org.eclipse.core.runtime.internal.adaptor.EclipseAppLauncher.runApplication(EclipseAppLauncher.java:149)
at org.eclipse.core.runtime.internal.adaptor.EclipseAppLauncher.start(EclipseAppLauncher.java:115)
at org.eclipse.core.runtime.adaptor.EclipseStarter.run(EclipseStarter.java:467)
at org.eclipse.core.runtime.adaptor.EclipseStarter.run(EclipseStarter.java:298)
at java.base/jdk.internal.reflect.DirectMethodHandleAccessor.invoke(DirectMethodHandleAccessor.java:103)
at java.base/java.lang.reflect.Method.invoke(Method.java:580)
at org.eclipse.equinox.launcher.Main.invokeFramework(Main.java:615)
at org.eclipse.equinox.launcher.Main.basicRun(Main.java:563)
at org.eclipse.equinox.launcher.Main.run(Main.java:1415)
at org.eclipse.equinox.launcher.Main.main(Main.java:1387)
[2026-05-28 13:00:39] [WARNING] SMT solver failed with error :java.lang.RuntimeException: SMT solver raised an error when submitting script. Raised (error "Error writing to Z3 solver: java.io.IOException: Stream closed... while checking expression at index 3
java.lang.RuntimeException: SMT solver raised an error when submitting script. Raised (error "Error writing to Z3 solver: java.io.IOException: Stream closed...
at fr.lip6.move.gal.structural.smt.SMTUtils.execAndCheckResult(SMTUtils.java:308)
at fr.lip6.move.gal.structural.smt.DeadlockTester.verifyPossible(DeadlockTester.java:857)
at fr.lip6.move.gal.structural.smt.DeadlockTester.findStructuralMaxWithSMT(DeadlockTester.java:2278)
at fr.lip6.move.gal.application.solver.UpperBoundsSolver.applyReductions(UpperBoundsSolver.java:207)
at fr.lip6.move.gal.application.Application.startNoEx(Application.java:803)
at fr.lip6.move.gal.application.Application.start(Application.java:195)
at fr.lip6.move.gal.itscl.application.Application.start(Application.java:44)
at org.eclipse.equinox.internal.app.EclipseAppHandle.run(EclipseAppHandle.java:219)
at org.eclipse.core.runtime.internal.adaptor.EclipseAppLauncher.runApplication(EclipseAppLauncher.java:149)
at org.eclipse.core.runtime.internal.adaptor.EclipseAppLauncher.start(EclipseAppLauncher.java:115)
at org.eclipse.core.runtime.adaptor.EclipseStarter.run(EclipseStarter.java:467)
at org.eclipse.core.runtime.adaptor.EclipseStarter.run(EclipseStarter.java:298)
at java.base/jdk.internal.reflect.DirectMethodHandleAccessor.invoke(DirectMethodHandleAccessor.java:103)
at java.base/java.lang.reflect.Method.invoke(Method.java:580)
at org.eclipse.equinox.launcher.Main.invokeFramework(Main.java:615)
at org.eclipse.equinox.launcher.Main.basicRun(Main.java:563)
at org.eclipse.equinox.launcher.Main.run(Main.java:1415)
at org.eclipse.equinox.launcher.Main.main(Main.java:1387)
[2026-05-28 13:00:44] [WARNING] SMT solver failed with error :java.lang.RuntimeException: SMT solver raised an error when submitting script. Raised (error "Error writing to Z3 solver: java.io.IOException: Stream closed... while checking expression at index 4
java.lang.RuntimeException: SMT solver raised an error when submitting script. Raised (error "Error writing to Z3 solver: java.io.IOException: Stream closed...
at fr.lip6.move.gal.structural.smt.SMTUtils.execAndCheckResult(SMTUtils.java:308)
at fr.lip6.move.gal.structural.smt.DeadlockTester.verifyPossible(DeadlockTester.java:857)
at fr.lip6.move.gal.structural.smt.DeadlockTester.findStructuralMaxWithSMT(DeadlockTester.java:2278)
at fr.lip6.move.gal.application.solver.UpperBoundsSolver.applyReductions(UpperBoundsSolver.java:207)
at fr.lip6.move.gal.application.Application.startNoEx(Application.java:803)
at fr.lip6.move.gal.application.Application.start(Application.java:195)
at fr.lip6.move.gal.itscl.application.Application.start(Application.java:44)
at org.eclipse.equinox.internal.app.EclipseAppHandle.run(EclipseAppHandle.java:219)
at org.eclipse.core.runtime.internal.adaptor.EclipseAppLauncher.runApplication(EclipseAppLauncher.java:149)
at org.eclipse.core.runtime.internal.adaptor.EclipseAppLauncher.start(EclipseAppLauncher.java:115)
at org.eclipse.core.runtime.adaptor.EclipseStarter.run(EclipseStarter.java:467)
at org.eclipse.core.runtime.adaptor.EclipseStarter.run(EclipseStarter.java:298)
at java.base/jdk.internal.reflect.DirectMethodHandleAccessor.invoke(DirectMethodHandleAccessor.java:103)
at java.base/java.lang.reflect.Method.invoke(Method.java:580)
at org.eclipse.equinox.launcher.Main.invokeFramework(Main.java:615)
at org.eclipse.equinox.launcher.Main.basicRun(Main.java:563)
at org.eclipse.equinox.launcher.Main.run(Main.java:1415)
at org.eclipse.equinox.launcher.Main.main(Main.java:1387)
[2026-05-28 13:00:50] [WARNING] SMT solver failed with error :java.lang.RuntimeException: SMT solver raised an error when submitting script. Raised (error "Error writing to Z3 solver: java.io.IOException: Stream closed... while checking expression at index 5
java.lang.RuntimeException: SMT solver raised an error when submitting script. Raised (error "Error writing to Z3 solver: java.io.IOException: Stream closed...
at fr.lip6.move.gal.structural.smt.SMTUtils.execAndCheckResult(SMTUtils.java:308)
at fr.lip6.move.gal.structural.smt.DeadlockTester.verifyPossible(DeadlockTester.java:857)
at fr.lip6.move.gal.structural.smt.DeadlockTester.findStructuralMaxWithSMT(DeadlockTester.java:2278)
at fr.lip6.move.gal.application.solver.UpperBoundsSolver.applyReductions(UpperBoundsSolver.java:207)
at fr.lip6.move.gal.application.Application.startNoEx(Application.java:803)
at fr.lip6.move.gal.application.Application.start(Application.java:195)
at fr.lip6.move.gal.itscl.application.Application.start(Application.java:44)
at org.eclipse.equinox.internal.app.EclipseAppHandle.run(EclipseAppHandle.java:219)
at org.eclipse.core.runtime.internal.adaptor.EclipseAppLauncher.runApplication(EclipseAppLauncher.java:149)
at org.eclipse.core.runtime.internal.adaptor.EclipseAppLauncher.start(EclipseAppLauncher.java:115)
at org.eclipse.core.runtime.adaptor.EclipseStarter.run(EclipseStarter.java:467)
at org.eclipse.core.runtime.adaptor.EclipseStarter.run(EclipseStarter.java:298)
at java.base/jdk.internal.reflect.DirectMethodHandleAccessor.invoke(DirectMethodHandleAccessor.java:103)
at java.base/java.lang.reflect.Method.invoke(Method.java:580)
at org.eclipse.equinox.launcher.Main.invokeFramework(Main.java:615)
at org.eclipse.equinox.launcher.Main.basicRun(Main.java:563)
at org.eclipse.equinox.launcher.Main.run(Main.java:1415)
at org.eclipse.equinox.launcher.Main.main(Main.java:1387)
[2026-05-28 13:00:56] [WARNING] SMT solver failed with error :java.lang.RuntimeException: SMT solver raised an error when submitting script. Raised (error "Error writing to Z3 solver: java.io.IOException: Stream closed... while checking expression at index 6
java.lang.RuntimeException: SMT solver raised an error when submitting script. Raised (error "Error writing to Z3 solver: java.io.IOException: Stream closed...
at fr.lip6.move.gal.structural.smt.SMTUtils.execAndCheckResult(SMTUtils.java:308)
at fr.lip6.move.gal.structural.smt.DeadlockTester.verifyPossible(DeadlockTester.java:857)
at fr.lip6.move.gal.structural.smt.DeadlockTester.findStructuralMaxWithSMT(DeadlockTester.java:2278)
at fr.lip6.move.gal.application.solver.UpperBoundsSolver.applyReductions(UpperBoundsSolver.java:207)
at fr.lip6.move.gal.application.Application.startNoEx(Application.java:803)
at fr.lip6.move.gal.application.Application.start(Application.java:195)
at fr.lip6.move.gal.itscl.application.Application.start(Application.java:44)
at org.eclipse.equinox.internal.app.EclipseAppHandle.run(EclipseAppHandle.java:219)
at org.eclipse.core.runtime.internal.adaptor.EclipseAppLauncher.runApplication(EclipseAppLauncher.java:149)
at org.eclipse.core.runtime.internal.adaptor.EclipseAppLauncher.start(EclipseAppLauncher.java:115)
at org.eclipse.core.runtime.adaptor.EclipseStarter.run(EclipseStarter.java:467)
at org.eclipse.core.runtime.adaptor.EclipseStarter.run(EclipseStarter.java:298)
at java.base/jdk.internal.reflect.DirectMethodHandleAccessor.invoke(DirectMethodHandleAccessor.java:103)
at java.base/java.lang.reflect.Method.invoke(Method.java:580)
at org.eclipse.equinox.launcher.Main.invokeFramework(Main.java:615)
at org.eclipse.equinox.launcher.Main.basicRun(Main.java:563)
at org.eclipse.equinox.launcher.Main.run(Main.java:1415)
at org.eclipse.equinox.launcher.Main.main(Main.java:1387)
Current structural bounds on expressions (after SMT) : Max Seen:[4, 2, 4, 2, 4, 2, 4] Max Struct:[80, 80, 80, +inf, 80, 80, 80]
Current structural bounds on expressions (After Parikh guided walk) : Max Seen:[4, 2, 4, 2, 4, 2, 4] Max Struct:[80, 80, 80, +inf, 80, 80, 80]
Support contains 6880 out of 6960 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 6960/6960 places, 1040120/1040120 transitions.
Applied a total of 0 rules in 42092 ms. Remains 6960 /6960 variables (removed 0) and now considering 1040120/1040120 (removed 0) transitions.
Running 1036960 sub problems to find dead transitions.
[2026-05-28 13:01:45] [INFO ] Flow matrix only has 1014840 transitions (discarded 25280 similar events)
[2026-05-28 13:01:45] [INFO ] Invariant cache hit.
[2026-05-28 13:04:32] [INFO ] State equation strengthened by 512240 read => feed constraints.
Excessive predecessor constraint size, skipping predecessor.
BK_TIME_CONFINEMENT_REACHED
--------------------
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="PhilosophersDyn-COL-80"
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 PhilosophersDyn-COL-80, 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 r210-smll-177969942000229"
echo "====================================================================="
echo
echo "--------------------"
echo "preparation of the directory to be used:"
tar xzf /home/mcc/BenchKit/INPUTS/PhilosophersDyn-COL-80.tgz
mv PhilosophersDyn-COL-80 execution
cd execution
if [ "UpperBounds" = "ReachabilityDeadlock" ] || [ "UpperBounds" = "UpperBounds" ] || [ "UpperBounds" = "QuasiLiveness" ] || [ "UpperBounds" = "StableMarking" ] || [ "UpperBounds" = "Liveness" ] || [ "UpperBounds" = "OneSafe" ] || [ "UpperBounds" = "StateSpace" ]; then
rm -f GenericPropertiesVerdict.xml
fi
pwd
ls -lh
echo
echo "--------------------"
echo "content from stdout:"
echo
echo "=== Data for post analysis generated by BenchKit (invocation template)"
echo
if [ "UpperBounds" = "UpperBounds" ] ; then
echo "The expected result is a vector of positive values"
echo NUM_VECTOR
elif [ "UpperBounds" != "StateSpace" ] ; then
echo "The expected result is a vector of booleans"
echo BOOL_VECTOR
else
echo "no data necessary for post analysis"
fi
echo
if [ -f "UpperBounds.xml" ] ; then # for cunf (txt files deleted;-)
echo echo "here is the order used to build the result vector(from xml file)"
for x in $(grep '
echo "FORMULA_NAME $x"
done
elif [ "UpperBounds" = "ReachabilityDeadlock" ] || [ "UpperBounds" = "QuasiLiveness" ] || [ "UpperBounds" = "StableMarking" ] || [ "UpperBounds" = "Liveness" ] || [ "UpperBounds" = "OneSafe" ] ; then
echo "FORMULA_NAME UpperBounds"
fi
echo
echo "=== Now, execution of the tool begins"
echo
echo -n "BK_START "
date -u +%s%3N
echo
timeout -s 9 $BK_TIME_CONFINEMENT bash -c "/home/mcc/BenchKit/BenchKit_head.sh 2> STDERR ; echo ; echo -n \"BK_STOP \" ; date -u +%s%3N"
if [ $? -eq 137 ] ; then
echo
echo "BK_TIME_CONFINEMENT_REACHED"
fi
echo
echo "--------------------"
echo "content from stderr:"
echo
cat STDERR ;