About the Execution of ITS-Tools for RERS17pb113-PT-5
| Execution Summary | |||||
| Max Memory Used (MB) |
Time wait (ms) | CPU Usage (ms) | I/O Wait (ms) | Computed Result | Execution Status |
| 0.000 | 3600000.00 | 0.00 | 0.00 | 5 5 5 ? 5 5 5 ? 5 5 5 5 5 5 5 5 | normal |
Execution Chart
Sorry, for this execution, no execution chart could be reported.
Trace from the execution
Formatting '/data/fkordon/mcc2025-input.r170-smll-174889233900405.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 itstools
Input is RERS17pb113-PT-5, examination is UpperBounds
Time confinement is 3600 seconds
Memory confinement is 16384 MBytes
Number of cores is 4
Run identifier is r170-smll-174889233900405
=====================================================================
--------------------
preparation of the directory to be used:
/home/mcc/execution
total 15M
-rw-r--r-- 1 mcc users 8.1K May 29 14:47 CTLCardinality.txt
-rw-r--r-- 1 mcc users 91K May 29 14:47 CTLCardinality.xml
-rw-r--r-- 1 mcc users 6.6K May 29 14:47 CTLFireability.txt
-rw-r--r-- 1 mcc users 46K May 29 14:47 CTLFireability.xml
-rw-r--r-- 1 mcc users 4.2K May 29 14:32 GenericPropertiesDefinition.xml
-rw-r--r-- 1 mcc users 3.5K May 29 14:47 LTLCardinality.txt
-rw-r--r-- 1 mcc users 25K May 29 14:47 LTLCardinality.xml
-rw-r--r-- 1 mcc users 2.8K May 29 14:47 LTLFireability.txt
-rw-r--r-- 1 mcc users 17K May 29 14:47 LTLFireability.xml
-rw-r--r-- 1 mcc users 7.2K May 29 14:47 ReachabilityCardinality.txt
-rw-r--r-- 1 mcc users 67K May 29 14:47 ReachabilityCardinality.xml
-rw-r--r-- 1 mcc users 14K May 29 14:47 ReachabilityFireability.txt
-rw-r--r-- 1 mcc users 91K May 29 14:47 ReachabilityFireability.xml
-rw-r--r-- 1 mcc users 1.6K May 29 14:47 UpperBounds.txt
-rw-r--r-- 1 mcc users 4.0K May 29 14:47 UpperBounds.xml
-rw-r--r-- 1 mcc users 6 May 29 14:32 equiv_col
-rw-r--r-- 1 mcc users 2 May 29 14:32 instance
-rw-r--r-- 1 mcc users 6 May 29 14:32 iscolored
-rw-r--r-- 1 mcc users 15M May 29 14:32 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 RERS17pb113-PT-5-UpperBounds-00
FORMULA_NAME RERS17pb113-PT-5-UpperBounds-01
FORMULA_NAME RERS17pb113-PT-5-UpperBounds-02
FORMULA_NAME RERS17pb113-PT-5-UpperBounds-03
FORMULA_NAME RERS17pb113-PT-5-UpperBounds-04
FORMULA_NAME RERS17pb113-PT-5-UpperBounds-05
FORMULA_NAME RERS17pb113-PT-5-UpperBounds-06
FORMULA_NAME RERS17pb113-PT-5-UpperBounds-07
FORMULA_NAME RERS17pb113-PT-5-UpperBounds-08
FORMULA_NAME RERS17pb113-PT-5-UpperBounds-09
FORMULA_NAME RERS17pb113-PT-5-UpperBounds-10
FORMULA_NAME RERS17pb113-PT-5-UpperBounds-11
FORMULA_NAME RERS17pb113-PT-5-UpperBounds-12
FORMULA_NAME RERS17pb113-PT-5-UpperBounds-13
FORMULA_NAME RERS17pb113-PT-5-UpperBounds-14
FORMULA_NAME RERS17pb113-PT-5-UpperBounds-15
=== Now, execution of the tool begins
BK_START 1749086577944
Invoking MCC driver with
BK_TOOL=itstools
BK_EXAMINATION=UpperBounds
BK_BIN_PATH=/home/mcc/BenchKit/bin/
BK_TIME_CONFINEMENT=3600
BK_INPUT=RERS17pb113-PT-5
BK_MEMORY_CONFINEMENT=16384
Not applying reductions.
Model is PT
UpperBounds PT
Running Version 202505121319
[2025-06-05 01:22:59] [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 01:22:59] [INFO ] Parsing pnml file : /home/mcc/execution/model.pnml
[2025-06-05 01:23:01] [INFO ] Load time of PNML (sax parser for PT used): 1285 ms
[2025-06-05 01:23:01] [INFO ] Transformed 639 places.
[2025-06-05 01:23:01] [INFO ] Transformed 31353 transitions.
[2025-06-05 01:23:01] [INFO ] Parsed PT model containing 639 places and 31353 transitions and 125418 arcs in 1641 ms.
Parsed 16 properties from file /home/mcc/execution/UpperBounds.xml in 13 ms.
Current structural bounds on expressions (Initially) : Max Seen:[0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0] Max Struct:[+inf, +inf, +inf, +inf, +inf, +inf, +inf, +inf, +inf, +inf, +inf, +inf, +inf, +inf, +inf, +inf]
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:[+inf, +inf, +inf, +inf, +inf, +inf, +inf, +inf, +inf, +inf, +inf, +inf, +inf, +inf, +inf, +inf]
[2025-06-05 01:23:01] [INFO ] Flow matrix only has 18326 transitions (discarded 13027 similar events)
// Phase 1: matrix 18326 rows 639 cols
[2025-06-05 01:23:02] [INFO ] Computed 25 invariants in 162 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:[5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5]
RANDOM walk for 10000 steps (2 resets) in 636 ms. (15 steps per ms)
FORMULA RERS17pb113-PT-5-UpperBounds-05 5 TECHNIQUES TOPOLOGICAL BESTFIRST_WALK
FORMULA RERS17pb113-PT-5-UpperBounds-01 5 TECHNIQUES TOPOLOGICAL BESTFIRST_WALK
BEST_FIRST walk for 140014 steps (28 resets) in 481 ms. (290 steps per ms)
Current structural bounds on expressions (after WALK) : Max Seen:[1, 0, 1, 1, 1, 1, 1, 1, 1, 4, 1, 1, 1, 1] Max Struct:[5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5]
[2025-06-05 01:23:03] [INFO ] Flow matrix only has 18326 transitions (discarded 13027 similar events)
[2025-06-05 01:23:03] [INFO ] Invariant cache hit.
Starting Z3 with timeout 5.0 s and query timeout 500.0 ms
[2025-06-05 01:23:04] [INFO ] [Real]Absence check using 13 positive place invariants in 38 ms returned sat
[2025-06-05 01:23:04] [INFO ] [Real]Absence check using 13 positive and 12 generalized place invariants in 5 ms returned sat
[2025-06-05 01:23:08] [INFO ] [Real]Absence check using state equation in 3992 ms returned sat
[2025-06-05 01:23:08] [INFO ] State equation strengthened by 829 read => feed constraints.
[2025-06-05 01:23:08] [WARNING] SMT solver failed with error :java.lang.RuntimeException: SMT solver raised an error when submitting script. Raised (error "Failed to assert expression: java.io.IOException: Stream close... while checking expression at index 0
java.lang.RuntimeException: SMT solver raised an error when submitting script. Raised (error "Failed to assert expression: java.io.IOException: Stream close...
at fr.lip6.move.gal.structural.smt.SMTUtils.execAndCheckResult(SMTUtils.java:301)
at fr.lip6.move.gal.structural.smt.DeadlockTester.verifyPossible(DeadlockTester.java:863)
at fr.lip6.move.gal.structural.smt.DeadlockTester.findStructuralMaxWithSMT(DeadlockTester.java:2252)
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
[2025-06-05 01:23:09] [INFO ] [Real]Absence check using 13 positive place invariants in 29 ms returned sat
[2025-06-05 01:23:09] [INFO ] [Real]Absence check using 13 positive and 12 generalized place invariants in 3 ms returned sat
[2025-06-05 01:23:12] [INFO ] [Real]Absence check using state equation in 3833 ms returned sat
[2025-06-05 01:23:13] [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:301)
at fr.lip6.move.gal.structural.smt.DeadlockTester.verifyPossible(DeadlockTester.java:863)
at fr.lip6.move.gal.structural.smt.DeadlockTester.findStructuralMaxWithSMT(DeadlockTester.java:2252)
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
[2025-06-05 01:23:14] [INFO ] [Real]Absence check using 13 positive place invariants in 24 ms returned sat
[2025-06-05 01:23:14] [INFO ] [Real]Absence check using 13 positive and 12 generalized place invariants in 3 ms returned sat
[2025-06-05 01:23:17] [INFO ] [Real]Absence check using state equation in 3554 ms returned sat
[2025-06-05 01:23:18] [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 2
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:301)
at fr.lip6.move.gal.structural.smt.DeadlockTester.verifyPossible(DeadlockTester.java:863)
at fr.lip6.move.gal.structural.smt.DeadlockTester.findStructuralMaxWithSMT(DeadlockTester.java:2252)
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
[2025-06-05 01:23:19] [INFO ] [Real]Absence check using 13 positive place invariants in 14 ms returned sat
[2025-06-05 01:23:19] [INFO ] [Real]Absence check using 13 positive and 12 generalized place invariants in 4 ms returned sat
[2025-06-05 01:23:22] [INFO ] [Real]Absence check using state equation in 3380 ms returned sat
[2025-06-05 01:23:24] [INFO ] SMT solver returned unknown. Retrying;
[2025-06-05 01:23:24] [INFO ] [Real]Added 829 Read/Feed constraints in 1155 ms returned unknown
Starting Z3 with timeout 5.0 s and query timeout 500.0 ms
[2025-06-05 01:23:24] [INFO ] [Real]Absence check using 13 positive place invariants in 14 ms returned sat
[2025-06-05 01:23:24] [INFO ] [Real]Absence check using 13 positive and 12 generalized place invariants in 3 ms returned sat
[2025-06-05 01:23:27] [INFO ] [Real]Absence check using state equation in 3339 ms returned sat
[2025-06-05 01:23:29] [INFO ] SMT solver returned unknown. Retrying;
[2025-06-05 01:23:29] [INFO ] [Real]Added 829 Read/Feed constraints in 1203 ms returned unknown
Starting Z3 with timeout 5.0 s and query timeout 500.0 ms
[2025-06-05 01:23:29] [INFO ] [Real]Absence check using 13 positive place invariants in 13 ms returned sat
[2025-06-05 01:23:29] [INFO ] [Real]Absence check using 13 positive and 12 generalized place invariants in 3 ms returned sat
[2025-06-05 01:23:32] [INFO ] [Real]Absence check using state equation in 3292 ms returned sat
[2025-06-05 01:23:34] [INFO ] SMT solver returned unknown. Retrying;
[2025-06-05 01:23:34] [INFO ] [Real]Added 829 Read/Feed constraints in 1249 ms returned unknown
Starting Z3 with timeout 5.0 s and query timeout 500.0 ms
[2025-06-05 01:23:34] [INFO ] [Real]Absence check using 13 positive place invariants in 15 ms returned sat
[2025-06-05 01:23:34] [INFO ] [Real]Absence check using 13 positive and 12 generalized place invariants in 4 ms returned sat
[2025-06-05 01:23:37] [INFO ] [Real]Absence check using state equation in 3227 ms returned sat
[2025-06-05 01:23:39] [INFO ] SMT solver returned unknown. Retrying;
[2025-06-05 01:23:39] [INFO ] [Real]Added 829 Read/Feed constraints in 1327 ms returned unknown
Starting Z3 with timeout 5.0 s and query timeout 500.0 ms
[2025-06-05 01:23:39] [INFO ] [Real]Absence check using 13 positive place invariants in 14 ms returned sat
[2025-06-05 01:23:39] [INFO ] [Real]Absence check using 13 positive and 12 generalized place invariants in 3 ms returned sat
[2025-06-05 01:23:42] [INFO ] [Real]Absence check using state equation in 3307 ms returned sat
[2025-06-05 01:23:44] [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 7
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:301)
at fr.lip6.move.gal.structural.smt.DeadlockTester.verifyPossible(DeadlockTester.java:863)
at fr.lip6.move.gal.structural.smt.DeadlockTester.findStructuralMaxWithSMT(DeadlockTester.java:2252)
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
[2025-06-05 01:23:44] [INFO ] [Real]Absence check using 13 positive place invariants in 14 ms returned sat
[2025-06-05 01:23:44] [INFO ] [Real]Absence check using 13 positive and 12 generalized place invariants in 3 ms returned sat
[2025-06-05 01:23:47] [INFO ] [Real]Absence check using state equation in 3403 ms returned sat
[2025-06-05 01:23:49] [WARNING] SMT solver failed with error :java.lang.RuntimeException: SMT solver raised an error when submitting script. Raised (error "Failed to assert expression: java.io.IOException: Stream close... while checking expression at index 8
java.lang.RuntimeException: SMT solver raised an error when submitting script. Raised (error "Failed to assert expression: java.io.IOException: Stream close...
at fr.lip6.move.gal.structural.smt.SMTUtils.execAndCheckResult(SMTUtils.java:301)
at fr.lip6.move.gal.structural.smt.DeadlockTester.verifyPossible(DeadlockTester.java:863)
at fr.lip6.move.gal.structural.smt.DeadlockTester.findStructuralMaxWithSMT(DeadlockTester.java:2252)
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
[2025-06-05 01:23:49] [INFO ] [Real]Absence check using 13 positive place invariants in 14 ms returned sat
[2025-06-05 01:23:49] [INFO ] [Real]Absence check using 13 positive and 12 generalized place invariants in 4 ms returned sat
[2025-06-05 01:23:52] [INFO ] [Real]Absence check using state equation in 3346 ms returned sat
[2025-06-05 01:23:54] [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.verifyPossible(DeadlockTester.java:863)
at fr.lip6.move.gal.structural.smt.DeadlockTester.findStructuralMaxWithSMT(DeadlockTester.java:2252)
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
[2025-06-05 01:23:54] [INFO ] [Real]Absence check using 13 positive place invariants in 22 ms returned sat
[2025-06-05 01:23:54] [INFO ] [Real]Absence check using 13 positive and 12 generalized place invariants in 6 ms returned sat
[2025-06-05 01:23:57] [INFO ] [Real]Absence check using state equation in 3544 ms returned sat
[2025-06-05 01:23:59] [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.verifyPossible(DeadlockTester.java:863)
at fr.lip6.move.gal.structural.smt.DeadlockTester.findStructuralMaxWithSMT(DeadlockTester.java:2252)
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
[2025-06-05 01:23:59] [INFO ] [Real]Absence check using 13 positive place invariants in 21 ms returned sat
[2025-06-05 01:23:59] [INFO ] [Real]Absence check using 13 positive and 12 generalized place invariants in 4 ms returned sat
[2025-06-05 01:24:02] [INFO ] [Real]Absence check using state equation in 3679 ms returned sat
[2025-06-05 01:24:04] [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 11
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:301)
at fr.lip6.move.gal.structural.smt.DeadlockTester.verifyPossible(DeadlockTester.java:863)
at fr.lip6.move.gal.structural.smt.DeadlockTester.findStructuralMaxWithSMT(DeadlockTester.java:2252)
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
[2025-06-05 01:24:04] [INFO ] [Real]Absence check using 13 positive place invariants in 13 ms returned sat
[2025-06-05 01:24:04] [INFO ] [Real]Absence check using 13 positive and 12 generalized place invariants in 3 ms returned sat
[2025-06-05 01:24:07] [INFO ] [Real]Absence check using state equation in 3543 ms returned sat
[2025-06-05 01:24:09] [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: Broken pipe ... while checking expression at index 12
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:301)
at fr.lip6.move.gal.structural.smt.DeadlockTester.verifyPossible(DeadlockTester.java:863)
at fr.lip6.move.gal.structural.smt.DeadlockTester.findStructuralMaxWithSMT(DeadlockTester.java:2252)
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
[2025-06-05 01:24:09] [INFO ] [Real]Absence check using 13 positive place invariants in 22 ms returned sat
[2025-06-05 01:24:09] [INFO ] [Real]Absence check using 13 positive and 12 generalized place invariants in 5 ms returned sat
[2025-06-05 01:24:12] [INFO ] [Real]Absence check using state equation in 3684 ms returned sat
[2025-06-05 01:24:14] [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 13
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:301)
at fr.lip6.move.gal.structural.smt.DeadlockTester.verifyPossible(DeadlockTester.java:863)
at fr.lip6.move.gal.structural.smt.DeadlockTester.findStructuralMaxWithSMT(DeadlockTester.java:2252)
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:[1, 0, 1, 1, 1, 1, 1, 1, 1, 4, 1, 1, 1, 1] Max Struct:[5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5]
Current structural bounds on expressions (After Parikh guided walk) : Max Seen:[1, 0, 1, 1, 1, 1, 1, 1, 1, 4, 1, 1, 1, 1] Max Struct:[5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5]
Support contains 14 out of 639 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 639/639 places, 31353/31353 transitions.
Ensure Unique test removed 12 places
Iterating post reduction 0 with 12 rules applied. Total rules applied 12 place count 627 transition count 31353
Reduce places removed 1 places and 1 transitions.
Iterating global reduction 1 with 1 rules applied. Total rules applied 13 place count 626 transition count 31352
Applied a total of 13 rules in 765 ms. Remains 626 /639 variables (removed 13) and now considering 31352/31353 (removed 1) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 785 ms. Remains : 626/639 places, 31352/31353 transitions.
[2025-06-05 01:24:15] [INFO ] Flow matrix only has 18325 transitions (discarded 13027 similar events)
// Phase 1: matrix 18325 rows 626 cols
[2025-06-05 01:24:15] [INFO ] Computed 13 invariants in 128 ms
Current structural bounds on expressions (after invariants) : Max Seen:[1, 0, 1, 1, 1, 1, 1, 1, 1, 4, 1, 1, 1, 1] Max Struct:[5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5]
RANDOM walk for 970231 steps (2 resets) in 30001 ms. (32 steps per ms)
FORMULA RERS17pb113-PT-5-UpperBounds-11 5 TECHNIQUES TOPOLOGICAL BESTFIRST_WALK
FORMULA RERS17pb113-PT-5-UpperBounds-09 5 TECHNIQUES TOPOLOGICAL BESTFIRST_WALK
FORMULA RERS17pb113-PT-5-UpperBounds-10 5 TECHNIQUES TOPOLOGICAL BESTFIRST_WALK
BEST_FIRST walk for 11000010 steps (22 resets) in 27211 ms. (404 steps per ms)
Current structural bounds on expressions (after WALK) : Max Seen:[2, 1, 1, 1, 1, 1, 1, 2, 3, 1, 1] Max Struct:[5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5]
[2025-06-05 01:25:12] [INFO ] Flow matrix only has 18325 transitions (discarded 13027 similar events)
[2025-06-05 01:25:12] [INFO ] Invariant cache hit.
Starting Z3 with timeout 45.0 s and query timeout 4500.0 ms
[2025-06-05 01:25:12] [INFO ] [Real]Absence check using 13 positive place invariants in 15 ms returned sat
[2025-06-05 01:25:26] [INFO ] [Real]Absence check using state equation in 13703 ms returned sat
[2025-06-05 01:25:27] [INFO ] State equation strengthened by 268 read => feed constraints.
[2025-06-05 01:25:32] [INFO ] SMT solver returned unknown. Retrying;
[2025-06-05 01:25:37] [INFO ] [Real]Added 268 Read/Feed constraints in 9658 ms returned unknown
Starting Z3 with timeout 45.0 s and query timeout 4500.0 ms
[2025-06-05 01:25:37] [INFO ] [Real]Absence check using 13 positive place invariants in 15 ms returned sat
[2025-06-05 01:26:01] [INFO ] [Real]Absence check using state equation in 24480 ms returned sat
[2025-06-05 01:26:07] [INFO ] SMT solver returned unknown. Retrying;
[2025-06-05 01:26:15] [INFO ] [Real]Added 268 Read/Feed constraints in 13453 ms returned unknown
Starting Z3 with timeout 45.0 s and query timeout 4500.0 ms
[2025-06-05 01:26:15] [INFO ] [Real]Absence check using 13 positive place invariants in 14 ms returned sat
[2025-06-05 01:26:38] [INFO ] [Real]Absence check using state equation in 22400 ms returned sat
[2025-06-05 01:26:44] [INFO ] SMT solver returned unknown. Retrying;
[2025-06-05 01:26:46] [INFO ] [Real]Added 268 Read/Feed constraints in 8231 ms returned sat
[2025-06-05 01:26:47] [INFO ] Solution in real domain found non-integer solution.
Starting Z3 with timeout 45.0 s and query timeout 4500.0 ms
[2025-06-05 01:26:47] [INFO ] [Nat]Absence check using 13 positive place invariants in 17 ms returned sat
[2025-06-05 01:27:10] [INFO ] [Nat]Absence check using state equation in 23234 ms returned sat
[2025-06-05 01:27:15] [INFO ] SMT solver returned unknown. Retrying;
[2025-06-05 01:27:20] [INFO ] [Nat]Added 268 Read/Feed constraints in 9593 ms returned unknown
Starting Z3 with timeout 45.0 s and query timeout 4500.0 ms
[2025-06-05 01:27:20] [INFO ] [Real]Absence check using 13 positive place invariants in 13 ms returned sat
[2025-06-05 01:27:49] [INFO ] [Real]Absence check using state equation in 28961 ms returned sat
[2025-06-05 01:27:49] [INFO ] Solution in real domain found non-integer solution.
Starting Z3 with timeout 45.0 s and query timeout 4500.0 ms
[2025-06-05 01:27:50] [INFO ] [Nat]Absence check using 13 positive place invariants in 16 ms returned sat
[2025-06-05 01:28:20] [INFO ] [Nat]Absence check using state equation in 30842 ms returned sat
[2025-06-05 01:28:26] [INFO ] SMT solver returned unknown. Retrying;
[2025-06-05 01:28:30] [INFO ] [Nat]Added 268 Read/Feed constraints in 9670 ms returned unknown
Starting Z3 with timeout 45.0 s and query timeout 4500.0 ms
[2025-06-05 01:28:30] [INFO ] [Real]Absence check using 13 positive place invariants in 13 ms returned sat
[2025-06-05 01:28:51] [INFO ] [Real]Absence check using state equation in 20549 ms returned sat
[2025-06-05 01:28:57] [INFO ] SMT solver returned unknown. Retrying;
[2025-06-05 01:29:01] [INFO ] [Real]Added 268 Read/Feed constraints in 9970 ms returned unknown
Starting Z3 with timeout 45.0 s and query timeout 4500.0 ms
[2025-06-05 01:29:01] [INFO ] [Real]Absence check using 13 positive place invariants in 13 ms returned sat
[2025-06-05 01:29:23] [INFO ] [Real]Absence check using state equation in 21910 ms returned sat
[2025-06-05 01:29:29] [INFO ] SMT solver returned unknown. Retrying;
[2025-06-05 01:29:33] [INFO ] [Real]Added 268 Read/Feed constraints in 9713 ms returned unknown
Starting Z3 with timeout 45.0 s and query timeout 4500.0 ms
[2025-06-05 01:29:33] [INFO ] [Real]Absence check using 13 positive place invariants in 13 ms returned sat
[2025-06-05 01:30:18] [INFO ] [Real]Absence check using state equation in 44928 ms returned unknown
Starting Z3 with timeout 45.0 s and query timeout 4500.0 ms
[2025-06-05 01:30:18] [INFO ] [Real]Absence check using 13 positive place invariants in 15 ms returned sat
[2025-06-05 01:30:35] [INFO ] [Real]Absence check using state equation in 16368 ms returned sat
[2025-06-05 01:30:40] [INFO ] SMT solver returned unknown. Retrying;
[2025-06-05 01:30:45] [INFO ] [Real]Added 268 Read/Feed constraints in 9935 ms returned unknown
Starting Z3 with timeout 45.0 s and query timeout 4500.0 ms
[2025-06-05 01:30:45] [INFO ] [Real]Absence check using 13 positive place invariants in 14 ms returned sat
[2025-06-05 01:31:21] [INFO ] [Real]Absence check using state equation in 35332 ms returned sat
[2025-06-05 01:31:21] [INFO ] Solution in real domain found non-integer solution.
Starting Z3 with timeout 45.0 s and query timeout 4500.0 ms
[2025-06-05 01:31:21] [INFO ] [Nat]Absence check using 13 positive place invariants in 14 ms returned sat
[2025-06-05 01:31:42] [INFO ] [Nat]Absence check using state equation in 21160 ms returned sat
[2025-06-05 01:31:48] [INFO ] SMT solver returned unknown. Retrying;
[2025-06-05 01:31:52] [INFO ] [Nat]Added 268 Read/Feed constraints in 9737 ms returned unknown
Starting Z3 with timeout 45.0 s and query timeout 4500.0 ms
[2025-06-05 01:31:52] [INFO ] [Real]Absence check using 13 positive place invariants in 15 ms returned sat
[2025-06-05 01:32:15] [INFO ] [Real]Absence check using state equation in 22654 ms returned sat
[2025-06-05 01:32:21] [INFO ] SMT solver returned unknown. Retrying;
[2025-06-05 01:32:26] [INFO ] [Real]Added 268 Read/Feed constraints in 11142 ms returned unknown
Starting Z3 with timeout 45.0 s and query timeout 4500.0 ms
[2025-06-05 01:32:27] [INFO ] [Real]Absence check using 13 positive place invariants in 16 ms returned sat
[2025-06-05 01:32:51] [INFO ] [Real]Absence check using state equation in 24061 ms returned sat
[2025-06-05 01:32:57] [INFO ] SMT solver returned unknown. Retrying;
[2025-06-05 01:33:01] [INFO ] [Real]Added 268 Read/Feed constraints in 9990 ms returned unknown
Current structural bounds on expressions (after SMT) : Max Seen:[2, 1, 1, 1, 1, 1, 1, 2, 3, 1, 1] Max Struct:[5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5]
FORMULA RERS17pb113-PT-5-UpperBounds-13 5 TECHNIQUES TOPOLOGICAL PARIKH_WALK
FORMULA RERS17pb113-PT-5-UpperBounds-14 5 TECHNIQUES TOPOLOGICAL PARIKH_WALK
FORMULA RERS17pb113-PT-5-UpperBounds-15 5 TECHNIQUES TOPOLOGICAL PARIKH_WALK
FORMULA RERS17pb113-PT-5-UpperBounds-12 5 TECHNIQUES TOPOLOGICAL PARIKH_WALK
FORMULA RERS17pb113-PT-5-UpperBounds-06 5 TECHNIQUES TOPOLOGICAL PARIKH_WALK
FORMULA RERS17pb113-PT-5-UpperBounds-00 5 TECHNIQUES TOPOLOGICAL PARIKH_WALK
FORMULA RERS17pb113-PT-5-UpperBounds-04 5 TECHNIQUES TOPOLOGICAL PARIKH_WALK
Current structural bounds on expressions (After Parikh guided walk) : Max Seen:[1, 1, 1, 1] Max Struct:[5, 5, 5, 5]
Support contains 4 out of 626 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 626/626 places, 31352/31352 transitions.
Applied a total of 0 rules in 234 ms. Remains 626 /626 variables (removed 0) and now considering 31352/31352 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 234 ms. Remains : 626/626 places, 31352/31352 transitions.
[2025-06-05 01:33:12] [INFO ] Flow matrix only has 18325 transitions (discarded 13027 similar events)
[2025-06-05 01:33:12] [INFO ] Invariant cache hit.
Current structural bounds on expressions (after invariants) : Max Seen:[1, 1, 1, 1] Max Struct:[5, 5, 5, 5]
RANDOM walk for 952188 steps (2 resets) in 30001 ms. (31 steps per ms)
BEST_FIRST walk for 4000003 steps (8 resets) in 8252 ms. (484 steps per ms)
Current structural bounds on expressions (after WALK) : Max Seen:[1, 1, 1, 1] Max Struct:[5, 5, 5, 5]
[2025-06-05 01:33:50] [INFO ] Flow matrix only has 18325 transitions (discarded 13027 similar events)
[2025-06-05 01:33:50] [INFO ] Invariant cache hit.
Starting Z3 with timeout 45.0 s and query timeout 4500.0 ms
[2025-06-05 01:33:50] [INFO ] [Real]Absence check using 13 positive place invariants in 14 ms returned sat
[2025-06-05 01:34:14] [INFO ] [Real]Absence check using state equation in 23999 ms returned sat
[2025-06-05 01:34:15] [INFO ] State equation strengthened by 268 read => feed constraints.
[2025-06-05 01:34:20] [INFO ] SMT solver returned unknown. Retrying;
[2025-06-05 01:34:28] [INFO ] [Real]Added 268 Read/Feed constraints in 13007 ms returned unknown
Starting Z3 with timeout 45.0 s and query timeout 4500.0 ms
[2025-06-05 01:34:28] [INFO ] [Real]Absence check using 13 positive place invariants in 14 ms returned sat
[2025-06-05 01:34:50] [INFO ] [Real]Absence check using state equation in 22190 ms returned sat
[2025-06-05 01:34:56] [INFO ] SMT solver returned unknown. Retrying;
[2025-06-05 01:34:59] [INFO ] [Real]Added 268 Read/Feed constraints in 8078 ms returned sat
[2025-06-05 01:34:59] [INFO ] Solution in real domain found non-integer solution.
Starting Z3 with timeout 45.0 s and query timeout 4500.0 ms
[2025-06-05 01:34:59] [INFO ] [Nat]Absence check using 13 positive place invariants in 15 ms returned sat
[2025-06-05 01:35:22] [INFO ] [Nat]Absence check using state equation in 22454 ms returned sat
[2025-06-05 01:35:27] [INFO ] SMT solver returned unknown. Retrying;
[2025-06-05 01:35:32] [INFO ] [Nat]Added 268 Read/Feed constraints in 9597 ms returned unknown
Starting Z3 with timeout 45.0 s and query timeout 4500.0 ms
[2025-06-05 01:35:32] [INFO ] [Real]Absence check using 13 positive place invariants in 13 ms returned sat
[2025-06-05 01:35:56] [INFO ] [Real]Absence check using state equation in 24172 ms returned sat
[2025-06-05 01:36:02] [INFO ] SMT solver returned unknown. Retrying;
[2025-06-05 01:36:06] [INFO ] [Real]Added 268 Read/Feed constraints in 9913 ms returned unknown
Starting Z3 with timeout 45.0 s and query timeout 4500.0 ms
[2025-06-05 01:36:06] [INFO ] [Real]Absence check using 13 positive place invariants in 13 ms returned sat
[2025-06-05 01:36:51] [INFO ] [Real]Absence check using state equation in 44915 ms returned unknown
Current structural bounds on expressions (after SMT) : Max Seen:[1, 1, 1, 1] Max Struct:[5, 5, 5, 5]
FORMULA RERS17pb113-PT-5-UpperBounds-08 5 TECHNIQUES TOPOLOGICAL PARIKH_WALK
Current structural bounds on expressions (After Parikh guided walk) : Max Seen:[1, 1, 1] Max Struct:[5, 5, 5]
Support contains 3 out of 626 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 626/626 places, 31352/31352 transitions.
Applied a total of 0 rules in 282 ms. Remains 626 /626 variables (removed 0) and now considering 31352/31352 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 282 ms. Remains : 626/626 places, 31352/31352 transitions.
[2025-06-05 01:36:55] [INFO ] Flow matrix only has 18325 transitions (discarded 13027 similar events)
[2025-06-05 01:36:55] [INFO ] Invariant cache hit.
Current structural bounds on expressions (after invariants) : Max Seen:[1, 1, 1] Max Struct:[5, 5, 5]
RANDOM walk for 842650 steps (2 resets) in 30001 ms. (28 steps per ms)
BEST_FIRST walk for 3000003 steps (6 resets) in 7429 ms. (403 steps per ms)
Current structural bounds on expressions (after WALK) : Max Seen:[1, 1, 1] Max Struct:[5, 5, 5]
[2025-06-05 01:37:32] [INFO ] Flow matrix only has 18325 transitions (discarded 13027 similar events)
[2025-06-05 01:37:32] [INFO ] Invariant cache hit.
Starting Z3 with timeout 45.0 s and query timeout 4500.0 ms
[2025-06-05 01:37:32] [INFO ] [Real]Absence check using 13 positive place invariants in 14 ms returned sat
[2025-06-05 01:37:59] [INFO ] [Real]Absence check using state equation in 26649 ms returned sat
[2025-06-05 01:37:59] [INFO ] State equation strengthened by 268 read => feed constraints.
[2025-06-05 01:38:05] [INFO ] SMT solver returned unknown. Retrying;
[2025-06-05 01:38:13] [INFO ] [Real]Added 268 Read/Feed constraints in 13337 ms returned unknown
Starting Z3 with timeout 45.0 s and query timeout 4500.0 ms
[2025-06-05 01:38:13] [INFO ] [Real]Absence check using 13 positive place invariants in 14 ms returned sat
[2025-06-05 01:38:34] [INFO ] [Real]Absence check using state equation in 21326 ms returned sat
[2025-06-05 01:38:40] [INFO ] SMT solver returned unknown. Retrying;
[2025-06-05 01:38:42] [INFO ] [Real]Added 268 Read/Feed constraints in 7699 ms returned sat
[2025-06-05 01:38:43] [INFO ] Solution in real domain found non-integer solution.
Starting Z3 with timeout 45.0 s and query timeout 4500.0 ms
[2025-06-05 01:38:43] [INFO ] [Nat]Absence check using 13 positive place invariants in 22 ms returned sat
[2025-06-05 01:39:04] [INFO ] [Nat]Absence check using state equation in 21218 ms returned sat
[2025-06-05 01:39:09] [INFO ] SMT solver returned unknown. Retrying;
[2025-06-05 01:39:14] [INFO ] [Nat]Added 268 Read/Feed constraints in 9530 ms returned unknown
Starting Z3 with timeout 45.0 s and query timeout 4500.0 ms
[2025-06-05 01:39:14] [INFO ] [Real]Absence check using 13 positive place invariants in 14 ms returned sat
[2025-06-05 01:39:35] [INFO ] [Real]Absence check using state equation in 21558 ms returned sat
[2025-06-05 01:39:41] [INFO ] SMT solver returned unknown. Retrying;
[2025-06-05 01:39:46] [INFO ] [Real]Added 268 Read/Feed constraints in 9819 ms returned unknown
Current structural bounds on expressions (after SMT) : Max Seen:[1, 1, 1] Max Struct:[5, 5, 5]
Current structural bounds on expressions (After Parikh guided walk) : Max Seen:[1, 1, 1] Max Struct:[5, 5, 5]
Support contains 3 out of 626 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 626/626 places, 31352/31352 transitions.
Applied a total of 0 rules in 225 ms. Remains 626 /626 variables (removed 0) and now considering 31352/31352 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 225 ms. Remains : 626/626 places, 31352/31352 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 626/626 places, 31352/31352 transitions.
Applied a total of 0 rules in 218 ms. Remains 626 /626 variables (removed 0) and now considering 31352/31352 (removed 0) transitions.
[2025-06-05 01:39:49] [INFO ] Flow matrix only has 18325 transitions (discarded 13027 similar events)
[2025-06-05 01:39:49] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-05 01:39:54] [INFO ] Implicit Places using invariants in 4407 ms returned []
Implicit Place search using SMT only with invariants took 4408 ms to find 0 implicit places.
Running 31351 sub problems to find dead transitions.
[2025-06-05 01:39:54] [INFO ] Flow matrix only has 18325 transitions (discarded 13027 similar events)
[2025-06-05 01:39:54] [INFO ] Invariant cache hit.
[2025-06-05 01:39:54] [INFO ] State equation strengthened by 268 read => feed constraints.
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/626 variables, 13/13 constraints. Problems are: Problem set: 0 solved, 31351 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 626/18951 variables, and 13 constraints, problems are : Problem set: 0 solved, 31351 unsolved in 31236 ms.
Refiners :[Positive P Invariants (semi-flows): 13/13 constraints, State Equation: 0/626 constraints, ReadFeed: 0/268 constraints, PredecessorRefiner: 31351/31351 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 31351 unsolved
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/626 variables, 13/13 constraints. Problems are: Problem set: 0 solved, 31351 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 626/18951 variables, and 13 constraints, problems are : Problem set: 0 solved, 31351 unsolved in 31899 ms.
Refiners :[Positive P Invariants (semi-flows): 13/13 constraints, State Equation: 0/626 constraints, ReadFeed: 0/268 constraints, PredecessorRefiner: 0/31351 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 226142ms problems are : Problem set: 0 solved, 31351 unsolved
Search for dead transitions found 0 dead transitions in 226370ms
Finished structural reductions in REACHABILITY mode , in 1 iterations and 231144 ms. Remains : 626/626 places, 31352/31352 transitions.
RANDOM walk for 40000 steps (8 resets) in 4782 ms. (8 steps per ms) remains 6/6 properties
BEST_FIRST walk for 40004 steps (8 resets) in 373 ms. (106 steps per ms) remains 6/6 properties
BEST_FIRST walk for 40004 steps (8 resets) in 349 ms. (114 steps per ms) remains 6/6 properties
BEST_FIRST walk for 40004 steps (8 resets) in 422 ms. (94 steps per ms) remains 6/6 properties
BEST_FIRST walk for 40004 steps (8 resets) in 583 ms. (68 steps per ms) remains 6/6 properties
BEST_FIRST walk for 40003 steps (8 resets) in 249 ms. (160 steps per ms) remains 6/6 properties
BEST_FIRST walk for 40004 steps (8 resets) in 234 ms. (170 steps per ms) remains 6/6 properties
[2025-06-05 01:43:44] [INFO ] Flatten gal took : 2079 ms
[2025-06-05 01:43:45] [INFO ] Flatten gal took : 1071 ms
[2025-06-05 01:43:46] [INFO ] Time to serialize gal into /tmp/ReachabilityCardinality9334994075136572812.gal : 349 ms
[2025-06-05 01:43:47] [INFO ] Time to serialize properties into /tmp/ReachabilityCardinality4604926056106879298.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/ReachabilityCardinality9334994075136572812.gal' '-t' 'CGAL' '-reachable-file' '/tmp/ReachabilityCardinality4604926056106879298.prop' '--nowitness' '--gen-order' 'FOLLOW'
its-reach command run as :
/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202505121319/bin/its-reach-linux64 --gc-threshold 2000000 --quiet ...328
Interrupted probabilistic random walk after 34159 steps, run timeout after 6002 ms. (steps per millisecond=5 ) properties seen :0 out of 6
Probabilistic random walk after 34159 steps, saw 30737 distinct states, run finished after 6024 ms. (steps per millisecond=5 ) properties seen :0
[2025-06-05 01:43:49] [INFO ] Flow matrix only has 18325 transitions (discarded 13027 similar events)
[2025-06-05 01:43:51] [INFO ] Invariant cache hit.
[2025-06-05 01:43:51] [INFO ] State equation strengthened by 268 read => feed constraints.
Starting Z3 with timeout 5.0 s and query timeout 500.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/3 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 1 (OVERLAPS) 189/192 variables, 3/3 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/192 variables, 0/3 constraints. Problems are: Problem set: 0 solved, 6 unsolved
SMT process timed out in 7444ms, After SMT, problems are : Problem set: 0 solved, 6 unsolved
Fused 6 Parikh solutions to 1 different solutions.
Parikh walk visited 0 properties in 0 ms.
Support contains 3 out of 626 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 626/626 places, 31352/31352 transitions.
Applied a total of 0 rules in 235 ms. Remains 626 /626 variables (removed 0) and now considering 31352/31352 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 240 ms. Remains : 626/626 places, 31352/31352 transitions.
RANDOM walk for 40000 steps (8 resets) in 3189 ms. (12 steps per ms) remains 6/6 properties
BEST_FIRST walk for 40004 steps (8 resets) in 232 ms. (171 steps per ms) remains 6/6 properties
BEST_FIRST walk for 40004 steps (8 resets) in 247 ms. (161 steps per ms) remains 6/6 properties
BEST_FIRST walk for 40004 steps (8 resets) in 315 ms. (126 steps per ms) remains 6/6 properties
BEST_FIRST walk for 40003 steps (8 resets) in 292 ms. (136 steps per ms) remains 6/6 properties
BEST_FIRST walk for 40004 steps (8 resets) in 274 ms. (145 steps per ms) remains 6/6 properties
BEST_FIRST walk for 40004 steps (8 resets) in 319 ms. (125 steps per ms) remains 6/6 properties
Loading property file /tmp/ReachabilityCardinality4604926056106879298.prop.
Interrupted probabilistic random walk after 13912 steps, run timeout after 3001 ms. (steps per millisecond=4 ) properties seen :0 out of 6
Probabilistic random walk after 13912 steps, saw 12680 distinct states, run finished after 3002 ms. (steps per millisecond=4 ) properties seen :0
[2025-06-05 01:44:01] [INFO ] Flow matrix only has 18325 transitions (discarded 13027 similar events)
[2025-06-05 01:44:01] [INFO ] Invariant cache hit.
[2025-06-05 01:44:01] [INFO ] State equation strengthened by 268 read => feed constraints.
Starting Z3 with timeout 45.0 s and query timeout 4500.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/3 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 1 (OVERLAPS) 189/192 variables, 3/3 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/192 variables, 0/3 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 3 (OVERLAPS) 10080/10272 variables, 192/195 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/10272 variables, 16/211 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/10272 variables, 0/211 constraints. Problems are: Problem set: 0 solved, 6 unsolved
All remaining problems are real, not stopping.
At refinement iteration 6 (OVERLAPS) 8580/18852 variables, 368/579 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/18852 variables, 9/588 constraints. Problems are: Problem set: 0 solved, 6 unsolved
SDD proceeding with computation,6 properties remain. new max is 4
SDD size :1 after 6
SDD proceeding with computation,6 properties remain. new max is 8
SDD size :6 after 7
SDD proceeding with computation,6 properties remain. new max is 16
SDD size :7 after 10
SDD proceeding with computation,6 properties remain. new max is 32
SDD size :10 after 26
SDD proceeding with computation,6 properties remain. new max is 64
SDD size :26 after 34
SDD proceeding with computation,6 properties remain. new max is 128
SDD size :34 after 36
SDD proceeding with computation,6 properties remain. new max is 256
SDD size :36 after 58
SDD proceeding with computation,6 properties remain. new max is 512
SDD size :58 after 101
SDD proceeding with computation,6 properties remain. new max is 1024
SDD size :101 after 604
Detected timeout of ITS tools.
[2025-06-05 01:44:38] [INFO ] Flatten gal took : 1040 ms
[2025-06-05 01:44:38] [INFO ] Applying decomposition
[2025-06-05 01:44:39] [INFO ] Flatten gal took : 995 ms
At refinement iteration 8 (INCLUDED_ONLY) 0/18852 variables, 248/836 constraints. Problems are: Problem set: 0 solved, 6 unsolved
Converted graph to binary with : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.louvain.binaries_1.0.0.202505121319/bin/convert-linux64' '-i' '/tmp/graph9712802749234914325.txt' '-o' '/tmp/graph9712802749234914325.bin' '-w' '/tmp/graph9712802749234914325.weights'
Built communities with : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.louvain.binaries_1.0.0.202505121319/bin/louvain-linux64' '/tmp/graph9712802749234914325.bin' '-l' '-1' '-v' '-w' '/tmp/graph9712802749234914325.weights' '-q' '0' '-e' '0.001'
[2025-06-05 01:44:43] [INFO ] Decomposing Gal with order
[2025-06-05 01:44:43] [INFO ] Rewriting arrays to variables to allow decomposition.
Error getting values : (error "ParserException while parsing response: (timeout
org.smtlib.IParser$ParserException: Unbalanced parentheses at end of input")
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 18852/18951 variables, and 836 constraints, problems are : Problem set: 0 solved, 6 unsolved in 45040 ms.
Refiners :[Positive P Invariants (semi-flows): 12/13 constraints, State Equation: 560/626 constraints, ReadFeed: 264/268 constraints, PredecessorRefiner: 6/6 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 6 unsolved
Starting Z3 with timeout 45.0 s and query timeout 4500.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/3 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 1 (OVERLAPS) 189/192 variables, 3/3 constraints. Problems are: Problem set: 0 solved, 6 unsolved
[2025-06-05 01:44:47] [INFO ] Removed a total of 91926 redundant transitions.
[2025-06-05 01:44:49] [INFO ] Flatten gal took : 3950 ms
At refinement iteration 2 (INCLUDED_ONLY) 0/192 variables, 0/3 constraints. Problems are: Problem set: 0 solved, 6 unsolved
[2025-06-05 01:44:52] [INFO ] Fuse similar labels procedure discarded/fused a total of 1603 labels/synchronizations in 1668 ms.
[2025-06-05 01:44:52] [INFO ] Time to serialize gal into /tmp/ReachabilityCardinality1812857562831785825.gal : 183 ms
[2025-06-05 01:44:52] [INFO ] Time to serialize properties into /tmp/ReachabilityCardinality6669257915016507307.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/ReachabilityCardinality1812857562831785825.gal' '-t' 'CGAL' '-reachable-file' '/tmp/ReachabilityCardinality6669257915016507307.prop' '--nowitness'
its-reach command run as :
/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202505121319/bin/its-reach-linux64 --gc-threshold 2000000 --quiet ...307
At refinement iteration 3 (OVERLAPS) 10080/10272 variables, 192/195 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/10272 variables, 16/211 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/10272 variables, 0/211 constraints. Problems are: Problem set: 0 solved, 6 unsolved
Loading property file /tmp/ReachabilityCardinality6669257915016507307.prop.
SDD proceeding with computation,6 properties remain. new max is 4
SDD size :1 after 104
At refinement iteration 6 (OVERLAPS) 8580/18852 variables, 368/579 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/18852 variables, 9/588 constraints. Problems are: Problem set: 0 solved, 6 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 18852/18951 variables, and 836 constraints, problems are : Problem set: 0 solved, 6 unsolved in 45037 ms.
Refiners :[Positive P Invariants (semi-flows): 12/13 constraints, State Equation: 560/626 constraints, ReadFeed: 264/268 constraints, PredecessorRefiner: 0/6 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 90435ms problems are : Problem set: 0 solved, 6 unsolved
Skipping Parikh replay, no witness traces provided.
Support contains 3 out of 626 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 626/626 places, 31352/31352 transitions.
Applied a total of 0 rules in 271 ms. Remains 626 /626 variables (removed 0) and now considering 31352/31352 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 271 ms. Remains : 626/626 places, 31352/31352 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 626/626 places, 31352/31352 transitions.
Applied a total of 0 rules in 273 ms. Remains 626 /626 variables (removed 0) and now considering 31352/31352 (removed 0) transitions.
[2025-06-05 01:45:32] [INFO ] Flow matrix only has 18325 transitions (discarded 13027 similar events)
[2025-06-05 01:45:32] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-05 01:45:36] [INFO ] Implicit Places using invariants in 4086 ms returned []
Implicit Place search using SMT only with invariants took 4089 ms to find 0 implicit places.
Running 31351 sub problems to find dead transitions.
[2025-06-05 01:45:36] [INFO ] Flow matrix only has 18325 transitions (discarded 13027 similar events)
[2025-06-05 01:45:36] [INFO ] Invariant cache hit.
[2025-06-05 01:45:37] [INFO ] State equation strengthened by 268 read => feed constraints.
Detected timeout of ITS tools.
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/626 variables, 13/13 constraints. Problems are: Problem set: 0 solved, 31351 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 626/18951 variables, and 13 constraints, problems are : Problem set: 0 solved, 31351 unsolved in 30646 ms.
Refiners :[Positive P Invariants (semi-flows): 13/13 constraints, State Equation: 0/626 constraints, ReadFeed: 0/268 constraints, PredecessorRefiner: 31351/31351 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 31351 unsolved
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/626 variables, 13/13 constraints. Problems are: Problem set: 0 solved, 31351 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 626/18951 variables, and 13 constraints, problems are : Problem set: 0 solved, 31351 unsolved in 31008 ms.
Refiners :[Positive P Invariants (semi-flows): 13/13 constraints, State Equation: 0/626 constraints, ReadFeed: 0/268 constraints, PredecessorRefiner: 0/31351 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 225388ms problems are : Problem set: 0 solved, 31351 unsolved
Search for dead transitions found 0 dead transitions in 225531ms
Finished structural reductions in REACHABILITY mode , in 1 iterations and 230083 ms. Remains : 626/626 places, 31352/31352 transitions.
Current structural bounds on expressions (After reachability solving 0 queries.) : Max Seen:[1, 1, 1] Max Struct:[5, 5, 5]
Starting property specific reduction for RERS17pb113-PT-5-UpperBounds-02
Current structural bounds on expressions (Initially) : Max Seen:[0] Max Struct:[+inf]
Current structural bounds on expressions (Adding known information on max bounds.) : Max Seen:[0] Max Struct:[5]
Current structural bounds on expressions (Before main loop) : Max Seen:[0] Max Struct:[5]
[2025-06-05 01:49:22] [INFO ] Flow matrix only has 18325 transitions (discarded 13027 similar events)
[2025-06-05 01:49:22] [INFO ] Invariant cache hit.
Current structural bounds on expressions (after invariants) : Max Seen:[0] Max Struct:[5]
RANDOM walk for 10000 steps (2 resets) in 592 ms. (16 steps per ms)
BEST_FIRST walk for 10001 steps (2 resets) in 40 ms. (243 steps per ms)
Current structural bounds on expressions (after WALK) : Max Seen:[0] Max Struct:[5]
[2025-06-05 01:49:23] [INFO ] Flow matrix only has 18325 transitions (discarded 13027 similar events)
[2025-06-05 01:49:23] [INFO ] Invariant cache hit.
Starting Z3 with timeout 5.0 s and query timeout 500.0 ms
[2025-06-05 01:49:23] [INFO ] [Real]Absence check using 13 positive place invariants in 31 ms returned sat
[2025-06-05 01:49:27] [INFO ] [Real]Absence check using state equation in 3662 ms returned sat
[2025-06-05 01:49:28] [INFO ] State equation strengthened by 268 read => feed constraints.
[2025-06-05 01:49:28] [WARNING] SMT solver failed with error :java.lang.RuntimeException: SMT solver raised an error when submitting script. Raised (error "Failed to assert expression: java.io.IOException: Stream close... while checking expression at index 0
java.lang.RuntimeException: SMT solver raised an error when submitting script. Raised (error "Failed to assert expression: java.io.IOException: Stream close...
at fr.lip6.move.gal.structural.smt.SMTUtils.execAndCheckResult(SMTUtils.java:301)
at fr.lip6.move.gal.structural.smt.DeadlockTester.verifyPossible(DeadlockTester.java:863)
at fr.lip6.move.gal.structural.smt.DeadlockTester.findStructuralMaxWithSMT(DeadlockTester.java:2252)
at fr.lip6.move.gal.application.solver.UpperBoundsSolver.applyReductions(UpperBoundsSolver.java:219)
at fr.lip6.move.gal.application.Application.startNoEx(Application.java:946)
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] Max Struct:[5]
Current structural bounds on expressions (After Parikh guided walk) : Max Seen:[0] Max Struct:[5]
Support contains 1 out of 626 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 626/626 places, 31352/31352 transitions.
Applied a total of 0 rules in 232 ms. Remains 626 /626 variables (removed 0) and now considering 31352/31352 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 234 ms. Remains : 626/626 places, 31352/31352 transitions.
[2025-06-05 01:49:28] [INFO ] Flow matrix only has 18325 transitions (discarded 13027 similar events)
[2025-06-05 01:49:28] [INFO ] Invariant cache hit.
Current structural bounds on expressions (after invariants) : Max Seen:[0] Max Struct:[5]
RANDOM walk for 498192 steps (1 resets) in 30003 ms. (16 steps per ms)
BEST_FIRST walk for 76673 steps (0 resets) in 5001 ms. (15 steps per ms)
Current structural bounds on expressions (after WALK) : Max Seen:[1] Max Struct:[5]
[2025-06-05 01:50:03] [INFO ] Flow matrix only has 18325 transitions (discarded 13027 similar events)
[2025-06-05 01:50:03] [INFO ] Invariant cache hit.
Starting Z3 with timeout 45.0 s and query timeout 4500.0 ms
[2025-06-05 01:50:04] [INFO ] [Real]Absence check using 13 positive place invariants in 27 ms returned sat
[2025-06-05 01:50:37] [INFO ] [Real]Absence check using state equation in 32951 ms returned sat
[2025-06-05 01:50:41] [INFO ] State equation strengthened by 268 read => feed constraints.
[2025-06-05 01:50:46] [INFO ] SMT solver returned unknown. Retrying;
[2025-06-05 01:50:48] [INFO ] [Real]Added 268 Read/Feed constraints in 7679 ms returned unknown
Current structural bounds on expressions (after SMT) : Max Seen:[1] Max Struct:[5]
Current structural bounds on expressions (After Parikh guided walk) : Max Seen:[1] Max Struct:[5]
Support contains 1 out of 626 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 626/626 places, 31352/31352 transitions.
Applied a total of 0 rules in 3587 ms. Remains 626 /626 variables (removed 0) and now considering 31352/31352 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 3588 ms. Remains : 626/626 places, 31352/31352 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 626/626 places, 31352/31352 transitions.
Applied a total of 0 rules in 3325 ms. Remains 626 /626 variables (removed 0) and now considering 31352/31352 (removed 0) transitions.
[2025-06-05 01:51:25] [INFO ] Flow matrix only has 18325 transitions (discarded 13027 similar events)
[2025-06-05 01:51:26] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-05 01:51:34] [INFO ] Implicit Places using invariants in 9041 ms returned []
Implicit Place search using SMT only with invariants took 9051 ms to find 0 implicit places.
Running 31351 sub problems to find dead transitions.
[2025-06-05 01:51:39] [INFO ] Flow matrix only has 18325 transitions (discarded 13027 similar events)
[2025-06-05 01:51:39] [INFO ] Invariant cache hit.
[2025-06-05 01:51:43] [INFO ] State equation strengthened by 268 read => feed constraints.
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/626 variables, 13/13 constraints. Problems are: Problem set: 0 solved, 31351 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 626/18951 variables, and 13 constraints, problems are : Problem set: 0 solved, 31351 unsolved in 30916 ms.
Refiners :[Positive P Invariants (semi-flows): 13/13 constraints, State Equation: 0/626 constraints, ReadFeed: 0/268 constraints, PredecessorRefiner: 31351/31351 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 31351 unsolved
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/626 variables, 13/13 constraints. Problems are: Problem set: 0 solved, 31351 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 626/18951 variables, and 13 constraints, problems are : Problem set: 0 solved, 31351 unsolved in 30806 ms.
Refiners :[Positive P Invariants (semi-flows): 13/13 constraints, State Equation: 0/626 constraints, ReadFeed: 0/268 constraints, PredecessorRefiner: 0/31351 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 310159ms problems are : Problem set: 0 solved, 31351 unsolved
Search for dead transitions found 0 dead transitions in 311596ms
Finished structural reductions in REACHABILITY mode , in 1 iterations and 326383 ms. Remains : 626/626 places, 31352/31352 transitions.
[2025-06-05 01:56:48] [INFO ] Flow matrix only has 18325 transitions (discarded 13027 similar events)
[2025-06-05 01:56:48] [INFO ] Invariant cache hit.
Current structural bounds on expressions (after invariants) : Max Seen:[1] Max Struct:[5]
RANDOM walk for 519019 steps (1 resets) in 30003 ms. (17 steps per ms)
BEST_FIRST walk for 58153 steps (0 resets) in 5003 ms. (11 steps per ms)
Current structural bounds on expressions (after WALK) : Max Seen:[1] Max Struct:[5]
[2025-06-05 01:57:24] [INFO ] Flow matrix only has 18325 transitions (discarded 13027 similar events)
[2025-06-05 01:57:24] [INFO ] Invariant cache hit.
Starting Z3 with timeout 45.0 s and query timeout 4500.0 ms
[2025-06-05 01:57:24] [INFO ] [Real]Absence check using 13 positive place invariants in 48 ms returned sat
[2025-06-05 01:58:01] [INFO ] [Real]Absence check using state equation in 36429 ms returned sat
[2025-06-05 01:58:05] [INFO ] State equation strengthened by 268 read => feed constraints.
[2025-06-05 01:58:09] [INFO ] SMT solver returned unknown. Retrying;
[2025-06-05 01:58:09] [INFO ] [Real]Added 268 Read/Feed constraints in 3550 ms returned unknown
Current structural bounds on expressions (after SMT) : Max Seen:[1] Max Struct:[5]
Current structural bounds on expressions (After Parikh guided walk) : Max Seen:[1] Max Struct:[5]
Support contains 1 out of 626 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 626/626 places, 31352/31352 transitions.
Applied a total of 0 rules in 225 ms. Remains 626 /626 variables (removed 0) and now considering 31352/31352 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 229 ms. Remains : 626/626 places, 31352/31352 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 626/626 places, 31352/31352 transitions.
Applied a total of 0 rules in 230 ms. Remains 626 /626 variables (removed 0) and now considering 31352/31352 (removed 0) transitions.
[2025-06-05 01:58:14] [INFO ] Flow matrix only has 18325 transitions (discarded 13027 similar events)
[2025-06-05 01:58:14] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-05 01:58:20] [INFO ] Implicit Places using invariants in 5758 ms returned []
Implicit Place search using SMT only with invariants took 5763 ms to find 0 implicit places.
Running 31351 sub problems to find dead transitions.
[2025-06-05 01:58:20] [INFO ] Flow matrix only has 18325 transitions (discarded 13027 similar events)
[2025-06-05 01:58:20] [INFO ] Invariant cache hit.
[2025-06-05 01:58:21] [INFO ] State equation strengthened by 268 read => feed constraints.
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/626 variables, 13/13 constraints. Problems are: Problem set: 0 solved, 31351 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 626/18951 variables, and 13 constraints, problems are : Problem set: 0 solved, 31351 unsolved in 30779 ms.
Refiners :[Positive P Invariants (semi-flows): 13/13 constraints, State Equation: 0/626 constraints, ReadFeed: 0/268 constraints, PredecessorRefiner: 31351/31351 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 31351 unsolved
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/626 variables, 13/13 constraints. Problems are: Problem set: 0 solved, 31351 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 626/18951 variables, and 13 constraints, problems are : Problem set: 0 solved, 31351 unsolved in 31190 ms.
Refiners :[Positive P Invariants (semi-flows): 13/13 constraints, State Equation: 0/626 constraints, ReadFeed: 0/268 constraints, PredecessorRefiner: 0/31351 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 236169ms problems are : Problem set: 0 solved, 31351 unsolved
Search for dead transitions found 0 dead transitions in 236250ms
Finished structural reductions in REACHABILITY mode , in 1 iterations and 242293 ms. Remains : 626/626 places, 31352/31352 transitions.
RANDOM walk for 40000 steps (8 resets) in 3838 ms. (10 steps per ms) remains 2/2 properties
BEST_FIRST walk for 40004 steps (8 resets) in 209 ms. (190 steps per ms) remains 2/2 properties
BEST_FIRST walk for 40004 steps (8 resets) in 291 ms. (137 steps per ms) remains 2/2 properties
[2025-06-05 02:02:18] [INFO ] Flatten gal took : 1356 ms
[2025-06-05 02:02:19] [INFO ] Flatten gal took : 741 ms
[2025-06-05 02:02:19] [INFO ] Time to serialize gal into /tmp/ReachabilityCardinality6937818239090574916.gal : 148 ms
[2025-06-05 02:02:19] [INFO ] Time to serialize properties into /tmp/ReachabilityCardinality15054470636394299311.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/ReachabilityCardinality6937818239090574916.gal' '-t' 'CGAL' '-reachable-file' '/tmp/ReachabilityCardinality15054470636394299311.prop' '--nowitness' '--gen-order' 'FOLLOW'
its-reach command run as :
/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202505121319/bin/its-reach-linux64 --gc-threshold 2000000 --quiet ...329
Interrupted probabilistic random walk after 20958 steps, run timeout after 3209 ms. (steps per millisecond=6 ) properties seen :0 out of 2
Probabilistic random walk after 20958 steps, saw 18963 distinct states, run finished after 3210 ms. (steps per millisecond=6 ) properties seen :0
[2025-06-05 02:02:21] [INFO ] Flow matrix only has 18325 transitions (discarded 13027 similar events)
[2025-06-05 02:02:21] [INFO ] Invariant cache hit.
[2025-06-05 02:02:22] [INFO ] State equation strengthened by 268 read => feed constraints.
Starting Z3 with timeout 5.0 s and query timeout 500.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/1 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 1 (OVERLAPS) 63/64 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/64 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 2 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 3424/18951 variables, and 65 constraints, problems are : Problem set: 0 solved, 2 unsolved in 5186 ms.
Refiners :[Positive P Invariants (semi-flows): 1/13 constraints, State Equation: 64/626 constraints, ReadFeed: 0/268 constraints, PredecessorRefiner: 2/2 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 2 unsolved
Starting Z3 with timeout 5.0 s and query timeout 500.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/1 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 1 (OVERLAPS) 63/64 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/64 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 2 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 3424/18951 variables, and 65 constraints, problems are : Problem set: 0 solved, 2 unsolved in 5015 ms.
Refiners :[Positive P Invariants (semi-flows): 1/13 constraints, State Equation: 64/626 constraints, ReadFeed: 0/268 constraints, PredecessorRefiner: 0/2 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 10728ms problems are : Problem set: 0 solved, 2 unsolved
Skipping Parikh replay, no witness traces provided.
Support contains 1 out of 626 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 626/626 places, 31352/31352 transitions.
Applied a total of 0 rules in 270 ms. Remains 626 /626 variables (removed 0) and now considering 31352/31352 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 275 ms. Remains : 626/626 places, 31352/31352 transitions.
RANDOM walk for 24663 steps (5 resets) in 2143 ms. (11 steps per ms) remains 0/2 properties
ITS runner timed out or was interrupted.
ITS tools runner thread asked to quit. Dying gracefully.
FORMULA RERS17pb113-PT-5-UpperBounds-02 5 TECHNIQUES REACHABILITY_MAX
Current structural bounds on expressions (After reachability solving 1 queries.) : Max Seen:[] Max Struct:[]
Ending property specific reduction for RERS17pb113-PT-5-UpperBounds-02 in 791537 ms.
Starting property specific reduction for RERS17pb113-PT-5-UpperBounds-03
Current structural bounds on expressions (Initially) : Max Seen:[0] Max Struct:[+inf]
Current structural bounds on expressions (Adding known information on max bounds.) : Max Seen:[0] Max Struct:[5]
Current structural bounds on expressions (Before main loop) : Max Seen:[0] Max Struct:[5]
[2025-06-05 02:02:34] [INFO ] Flow matrix only has 18325 transitions (discarded 13027 similar events)
[2025-06-05 02:02:34] [INFO ] Invariant cache hit.
Current structural bounds on expressions (after invariants) : Max Seen:[0] Max Struct:[5]
RANDOM walk for 10000 steps (2 resets) in 551 ms. (18 steps per ms)
BEST_FIRST walk for 10001 steps (2 resets) in 39 ms. (250 steps per ms)
Current structural bounds on expressions (after WALK) : Max Seen:[1] Max Struct:[5]
[2025-06-05 02:02:34] [INFO ] Flow matrix only has 18325 transitions (discarded 13027 similar events)
[2025-06-05 02:02:34] [INFO ] Invariant cache hit.
Starting Z3 with timeout 5.0 s and query timeout 500.0 ms
[2025-06-05 02:02:34] [INFO ] [Real]Absence check using 13 positive place invariants in 25 ms returned sat
[2025-06-05 02:02:38] [INFO ] [Real]Absence check using state equation in 3888 ms returned sat
[2025-06-05 02:02:39] [INFO ] State equation strengthened by 268 read => feed constraints.
[2025-06-05 02:02:39] [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 0
java.lang.RuntimeException: SMT solver raised an error when submitting script. Raised (error "Failed to assert expression: java.io.IOException: Stream close...
at fr.lip6.move.gal.structural.smt.SMTUtils.execAndCheckResult(SMTUtils.java:301)
at fr.lip6.move.gal.structural.smt.DeadlockTester.verifyPossible(DeadlockTester.java:863)
at fr.lip6.move.gal.structural.smt.DeadlockTester.findStructuralMaxWithSMT(DeadlockTester.java:2252)
at fr.lip6.move.gal.application.solver.UpperBoundsSolver.applyReductions(UpperBoundsSolver.java:219)
at fr.lip6.move.gal.application.Application.startNoEx(Application.java:946)
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:[1] Max Struct:[5]
Current structural bounds on expressions (After Parikh guided walk) : Max Seen:[1] Max Struct:[5]
Support contains 1 out of 626 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 626/626 places, 31352/31352 transitions.
Applied a total of 0 rules in 318 ms. Remains 626 /626 variables (removed 0) and now considering 31352/31352 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 320 ms. Remains : 626/626 places, 31352/31352 transitions.
[2025-06-05 02:02:40] [INFO ] Flow matrix only has 18325 transitions (discarded 13027 similar events)
[2025-06-05 02:02:40] [INFO ] Invariant cache hit.
Current structural bounds on expressions (after invariants) : Max Seen:[1] Max Struct:[5]
RANDOM walk for 676047 steps (2 resets) in 30001 ms. (22 steps per ms)
BEST_FIRST walk for 1000001 steps (2 resets) in 2686 ms. (372 steps per ms)
Current structural bounds on expressions (after WALK) : Max Seen:[1] Max Struct:[5]
[2025-06-05 02:03:12] [INFO ] Flow matrix only has 18325 transitions (discarded 13027 similar events)
[2025-06-05 02:03:12] [INFO ] Invariant cache hit.
Starting Z3 with timeout 45.0 s and query timeout 4500.0 ms
[2025-06-05 02:03:13] [INFO ] [Real]Absence check using 13 positive place invariants in 21 ms returned sat
[2025-06-05 02:03:37] [INFO ] [Real]Absence check using state equation in 24705 ms returned sat
[2025-06-05 02:03:38] [INFO ] State equation strengthened by 268 read => feed constraints.
[2025-06-05 02:03:43] [INFO ] SMT solver returned unknown. Retrying;
[2025-06-05 02:03:47] [INFO ] [Real]Added 268 Read/Feed constraints in 8677 ms returned sat
[2025-06-05 02:03:47] [INFO ] Solution in real domain found non-integer solution.
Starting Z3 with timeout 45.0 s and query timeout 4500.0 ms
[2025-06-05 02:03:47] [INFO ] [Nat]Absence check using 13 positive place invariants in 21 ms returned sat
[2025-06-05 02:04:11] [INFO ] [Nat]Absence check using state equation in 24097 ms returned sat
[2025-06-05 02:04:16] [INFO ] SMT solver returned unknown. Retrying;
[2025-06-05 02:04:21] [INFO ] [Nat]Added 268 Read/Feed constraints in 9577 ms returned unknown
Current structural bounds on expressions (after SMT) : Max Seen:[1] Max Struct:[5]
Current structural bounds on expressions (After Parikh guided walk) : Max Seen:[1] Max Struct:[5]
Support contains 1 out of 626 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 626/626 places, 31352/31352 transitions.
Applied a total of 0 rules in 209 ms. Remains 626 /626 variables (removed 0) and now considering 31352/31352 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 209 ms. Remains : 626/626 places, 31352/31352 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 626/626 places, 31352/31352 transitions.
Applied a total of 0 rules in 269 ms. Remains 626 /626 variables (removed 0) and now considering 31352/31352 (removed 0) transitions.
[2025-06-05 02:04:21] [INFO ] Flow matrix only has 18325 transitions (discarded 13027 similar events)
[2025-06-05 02:04:21] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-05 02:04:27] [INFO ] Implicit Places using invariants in 5866 ms returned []
Implicit Place search using SMT only with invariants took 5868 ms to find 0 implicit places.
Running 31351 sub problems to find dead transitions.
[2025-06-05 02:04:27] [INFO ] Flow matrix only has 18325 transitions (discarded 13027 similar events)
[2025-06-05 02:04:27] [INFO ] Invariant cache hit.
[2025-06-05 02:04:28] [INFO ] State equation strengthened by 268 read => feed constraints.
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/626 variables, 13/13 constraints. Problems are: Problem set: 0 solved, 31351 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 626/18951 variables, and 13 constraints, problems are : Problem set: 0 solved, 31351 unsolved in 31091 ms.
Refiners :[Positive P Invariants (semi-flows): 13/13 constraints, State Equation: 0/626 constraints, ReadFeed: 0/268 constraints, PredecessorRefiner: 31351/31351 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 31351 unsolved
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/626 variables, 13/13 constraints. Problems are: Problem set: 0 solved, 31351 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 626/18951 variables, and 13 constraints, problems are : Problem set: 0 solved, 31351 unsolved in 31026 ms.
Refiners :[Positive P Invariants (semi-flows): 13/13 constraints, State Equation: 0/626 constraints, ReadFeed: 0/268 constraints, PredecessorRefiner: 0/31351 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 213264ms problems are : Problem set: 0 solved, 31351 unsolved
Search for dead transitions found 0 dead transitions in 213333ms
Finished structural reductions in REACHABILITY mode , in 1 iterations and 219518 ms. Remains : 626/626 places, 31352/31352 transitions.
RANDOM walk for 40000 steps (8 resets) in 3748 ms. (10 steps per ms) remains 2/2 properties
BEST_FIRST walk for 40003 steps (8 resets) in 258 ms. (154 steps per ms) remains 2/2 properties
BEST_FIRST walk for 40004 steps (8 resets) in 2001 ms. (19 steps per ms) remains 2/2 properties
[2025-06-05 02:08:05] [INFO ] Flatten gal took : 1760 ms
Interrupted probabilistic random walk after 18415 steps, run timeout after 3015 ms. (steps per millisecond=6 ) properties seen :0 out of 2
Probabilistic random walk after 18415 steps, saw 16699 distinct states, run finished after 3015 ms. (steps per millisecond=6 ) properties seen :0
[2025-06-05 02:08:06] [INFO ] Flow matrix only has 18325 transitions (discarded 13027 similar events)
[2025-06-05 02:08:06] [INFO ] Invariant cache hit.
[2025-06-05 02:08:07] [INFO ] Flatten gal took : 2308 ms
[2025-06-05 02:08:07] [INFO ] State equation strengthened by 268 read => feed constraints.
Starting Z3 with timeout 5.0 s and query timeout 500.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/1 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 1 (OVERLAPS) 63/64 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 2 unsolved
[2025-06-05 02:08:09] [INFO ] Time to serialize gal into /tmp/ReachabilityCardinality4143225008790092572.gal : 1416 ms
[2025-06-05 02:08:09] [INFO ] Time to serialize properties into /tmp/ReachabilityCardinality18217968862949901134.prop : 14 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/ReachabilityCardinality4143225008790092572.gal' '-t' 'CGAL' '-reachable-file' '/tmp/ReachabilityCardinality18217968862949901134.prop' '--nowitness' '--gen-order' 'FOLLOW'
its-reach command run as :
/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202505121319/bin/its-reach-linux64 --gc-threshold 2000000 --quiet ...329
At refinement iteration 2 (INCLUDED_ONLY) 0/64 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 2 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 3616/18951 variables, and 65 constraints, problems are : Problem set: 0 solved, 2 unsolved in 5048 ms.
Refiners :[Positive P Invariants (semi-flows): 1/13 constraints, State Equation: 64/626 constraints, ReadFeed: 0/268 constraints, PredecessorRefiner: 2/2 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 2 unsolved
Starting Z3 with timeout 5.0 s and query timeout 500.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/1 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 1 (OVERLAPS) 63/64 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/64 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 3 (OVERLAPS) 3552/3616 variables, 64/65 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/3616 variables, 0/65 constraints. Problems are: Problem set: 0 solved, 2 unsolved
SMT process timed out in 12194ms, After SMT, problems are : Problem set: 0 solved, 2 unsolved
Fused 2 Parikh solutions to 1 different solutions.
Parikh walk visited 0 properties in 152 ms.
Support contains 1 out of 626 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 626/626 places, 31352/31352 transitions.
Applied a total of 0 rules in 345 ms. Remains 626 /626 variables (removed 0) and now considering 31352/31352 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 360 ms. Remains : 626/626 places, 31352/31352 transitions.
Loading property file /tmp/ReachabilityCardinality18217968862949901134.prop.
RANDOM walk for 40000 steps (8 resets) in 42412 ms. (0 steps per ms) remains 2/2 properties
BEST_FIRST walk for 40004 steps (8 resets) in 305 ms. (130 steps per ms) remains 2/2 properties
BEST_FIRST walk for 40004 steps (8 resets) in 257 ms. (155 steps per ms) remains 2/2 properties
Detected timeout of ITS tools.
[2025-06-05 02:09:00] [INFO ] Flatten gal took : 1096 ms
[2025-06-05 02:09:00] [INFO ] Applying decomposition
[2025-06-05 02:09:01] [INFO ] Flatten gal took : 782 ms
Interrupted probabilistic random walk after 210178 steps, run timeout after 33001 ms. (steps per millisecond=6 ) properties seen :0 out of 2
Probabilistic random walk after 210178 steps, saw 188108 distinct states, run finished after 33001 ms. (steps per millisecond=6 ) properties seen :0
[2025-06-05 02:09:03] [INFO ] Flow matrix only has 18325 transitions (discarded 13027 similar events)
[2025-06-05 02:09:03] [INFO ] Invariant cache hit.
[2025-06-05 02:09:03] [INFO ] State equation strengthened by 268 read => feed constraints.
Starting Z3 with timeout 45.0 s and query timeout 4500.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/1 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 1 (OVERLAPS) 63/64 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/64 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 2 unsolved
Converted graph to binary with : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.louvain.binaries_1.0.0.202505121319/bin/convert-linux64' '-i' '/tmp/graph14208462655997419598.txt' '-o' '/tmp/graph14208462655997419598.bin' '-w' '/tmp/graph14208462655997419598.weights'
Built communities with : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.louvain.binaries_1.0.0.202505121319/bin/louvain-linux64' '/tmp/graph14208462655997419598.bin' '-l' '-1' '-v' '-w' '/tmp/graph14208462655997419598.weights' '-q' '0' '-e' '0.001'
At refinement iteration 3 (OVERLAPS) 3552/3616 variables, 64/65 constraints. Problems are: Problem set: 0 solved, 2 unsolved
[2025-06-05 02:09:05] [INFO ] Decomposing Gal with order
[2025-06-05 02:09:05] [INFO ] Rewriting arrays to variables to allow decomposition.
At refinement iteration 4 (INCLUDED_ONLY) 0/3616 variables, 0/65 constraints. Problems are: Problem set: 0 solved, 2 unsolved
[2025-06-05 02:09:09] [INFO ] Removed a total of 91846 redundant transitions.
At refinement iteration 5 (OVERLAPS) 9536/13152 variables, 224/289 constraints. Problems are: Problem set: 0 solved, 2 unsolved
[2025-06-05 02:09:10] [INFO ] Flatten gal took : 1914 ms
At refinement iteration 6 (INCLUDED_ONLY) 0/13152 variables, 4/293 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/13152 variables, 52/345 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/13152 variables, 0/345 constraints. Problems are: Problem set: 0 solved, 2 unsolved
All remaining problems are real, not stopping.
At refinement iteration 9 (OVERLAPS) 48/13200 variables, 3/348 constraints. Problems are: Problem set: 0 solved, 2 unsolved
[2025-06-05 02:09:13] [INFO ] Fuse similar labels procedure discarded/fused a total of 1232 labels/synchronizations in 2139 ms.
At refinement iteration 10 (INCLUDED_ONLY) 0/13200 variables, 0/348 constraints. Problems are: Problem set: 0 solved, 2 unsolved
[2025-06-05 02:09:13] [INFO ] Time to serialize gal into /tmp/ReachabilityCardinality18401126762952429077.gal : 169 ms
[2025-06-05 02:09:13] [INFO ] Time to serialize properties into /tmp/ReachabilityCardinality13020547322391137293.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/ReachabilityCardinality18401126762952429077.gal' '-t' 'CGAL' '-reachable-file' '/tmp/ReachabilityCardinality13020547322391137293.prop' '--nowitness'
its-reach command run as :
/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202505121319/bin/its-reach-linux64 --gc-threshold 2000000 --quiet ...309
Loading property file /tmp/ReachabilityCardinality13020547322391137293.prop.
At refinement iteration 11 (OVERLAPS) 5751/18951 variables, 338/686 constraints. Problems are: Problem set: 0 solved, 2 unsolved
SDD proceeding with computation,2 properties remain. new max is 4
SDD size :1 after 1
At refinement iteration 12 (INCLUDED_ONLY) 0/18951 variables, 5/691 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 13 (INCLUDED_ONLY) 0/18951 variables, 216/907 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 14 (INCLUDED_ONLY) 0/18951 variables, 0/907 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 15 (OVERLAPS) 0/18951 variables, 0/907 constraints. Problems are: Problem set: 0 solved, 2 unsolved
No progress, stopping.
After SMT solving in domain Real declared 18951/18951 variables, and 907 constraints, problems are : Problem set: 0 solved, 2 unsolved in 37421 ms.
Refiners :[Positive P Invariants (semi-flows): 13/13 constraints, State Equation: 626/626 constraints, ReadFeed: 268/268 constraints, PredecessorRefiner: 2/2 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 2 unsolved
Starting Z3 with timeout 45.0 s and query timeout 4500.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/1 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 1 (OVERLAPS) 63/64 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/64 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 3 (OVERLAPS) 3552/3616 variables, 64/65 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/3616 variables, 0/65 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 5 (OVERLAPS) 9536/13152 variables, 224/289 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/13152 variables, 4/293 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/13152 variables, 52/345 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/13152 variables, 2/347 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/13152 variables, 0/347 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 10 (OVERLAPS) 48/13200 variables, 3/350 constraints. Problems are: Problem set: 0 solved, 2 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 02:09:55] [INFO ] Deduced a trap composed of 24 places in 1988 ms of which 20 ms to minimize.
At refinement iteration 11 (INCLUDED_ONLY) 0/13200 variables, 1/351 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 12 (INCLUDED_ONLY) 0/13200 variables, 0/351 constraints. Problems are: Problem set: 0 solved, 2 unsolved
Detected timeout of ITS tools.
At refinement iteration 13 (OVERLAPS) 5751/18951 variables, 338/689 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 14 (INCLUDED_ONLY) 0/18951 variables, 5/694 constraints. Problems are: Problem set: 0 solved, 2 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 18951/18951 variables, and 910 constraints, problems are : Problem set: 0 solved, 2 unsolved in 44857 ms.
Refiners :[Positive P Invariants (semi-flows): 13/13 constraints, State Equation: 626/626 constraints, ReadFeed: 268/268 constraints, PredecessorRefiner: 2/2 constraints, Known Traps: 1/1 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 82728ms problems are : Problem set: 0 solved, 2 unsolved
Parikh walk visited 0 properties in 8 ms.
Support contains 1 out of 626 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 626/626 places, 31352/31352 transitions.
Applied a total of 0 rules in 272 ms. Remains 626 /626 variables (removed 0) and now considering 31352/31352 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 272 ms. Remains : 626/626 places, 31352/31352 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 626/626 places, 31352/31352 transitions.
Applied a total of 0 rules in 225 ms. Remains 626 /626 variables (removed 0) and now considering 31352/31352 (removed 0) transitions.
[2025-06-05 02:10:26] [INFO ] Flow matrix only has 18325 transitions (discarded 13027 similar events)
[2025-06-05 02:10:26] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-05 02:10:31] [INFO ] Implicit Places using invariants in 4509 ms returned []
Implicit Place search using SMT only with invariants took 4511 ms to find 0 implicit places.
Running 31351 sub problems to find dead transitions.
[2025-06-05 02:10:31] [INFO ] Flow matrix only has 18325 transitions (discarded 13027 similar events)
[2025-06-05 02:10:31] [INFO ] Invariant cache hit.
[2025-06-05 02:10:31] [INFO ] State equation strengthened by 268 read => feed constraints.
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/626 variables, 13/13 constraints. Problems are: Problem set: 0 solved, 31351 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 626/18951 variables, and 13 constraints, problems are : Problem set: 0 solved, 31351 unsolved in 30982 ms.
Refiners :[Positive P Invariants (semi-flows): 13/13 constraints, State Equation: 0/626 constraints, ReadFeed: 0/268 constraints, PredecessorRefiner: 31351/31351 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 31351 unsolved
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/626 variables, 13/13 constraints. Problems are: Problem set: 0 solved, 31351 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 626/18951 variables, and 13 constraints, problems are : Problem set: 0 solved, 31351 unsolved in 30929 ms.
Refiners :[Positive P Invariants (semi-flows): 13/13 constraints, State Equation: 0/626 constraints, ReadFeed: 0/268 constraints, PredecessorRefiner: 0/31351 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 245683ms problems are : Problem set: 0 solved, 31351 unsolved
Search for dead transitions found 0 dead transitions in 245783ms
Finished structural reductions in REACHABILITY mode , in 1 iterations and 250580 ms. Remains : 626/626 places, 31352/31352 transitions.
Current structural bounds on expressions (After reachability solving 0 queries.) : Max Seen:[1] Max Struct:[5]
Ending property specific reduction for RERS17pb113-PT-5-UpperBounds-03 in 723042 ms.
Starting property specific reduction for RERS17pb113-PT-5-UpperBounds-07
Current structural bounds on expressions (Initially) : Max Seen:[0] Max Struct:[+inf]
Current structural bounds on expressions (Adding known information on max bounds.) : Max Seen:[0] Max Struct:[5]
Current structural bounds on expressions (Before main loop) : Max Seen:[0] Max Struct:[5]
[2025-06-05 02:14:37] [INFO ] Flow matrix only has 18325 transitions (discarded 13027 similar events)
[2025-06-05 02:14:37] [INFO ] Invariant cache hit.
Current structural bounds on expressions (after invariants) : Max Seen:[0] Max Struct:[5]
RANDOM walk for 10000 steps (2 resets) in 495 ms. (20 steps per ms)
BEST_FIRST walk for 10001 steps (2 resets) in 23 ms. (416 steps per ms)
Current structural bounds on expressions (after WALK) : Max Seen:[1] Max Struct:[5]
[2025-06-05 02:14:37] [INFO ] Flow matrix only has 18325 transitions (discarded 13027 similar events)
[2025-06-05 02:14:37] [INFO ] Invariant cache hit.
Starting Z3 with timeout 5.0 s and query timeout 500.0 ms
[2025-06-05 02:14:37] [INFO ] [Real]Absence check using 13 positive place invariants in 20 ms returned sat
[2025-06-05 02:14:41] [INFO ] [Real]Absence check using state equation in 3560 ms returned sat
[2025-06-05 02:14:41] [INFO ] State equation strengthened by 268 read => feed constraints.
[2025-06-05 02:14:42] [WARNING] SMT solver failed with error :java.lang.RuntimeException: SMT solver raised an error when submitting script. Raised (error "Failed to assert expression: java.io.IOException: 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:301)
at fr.lip6.move.gal.structural.smt.DeadlockTester.verifyPossible(DeadlockTester.java:863)
at fr.lip6.move.gal.structural.smt.DeadlockTester.findStructuralMaxWithSMT(DeadlockTester.java:2252)
at fr.lip6.move.gal.application.solver.UpperBoundsSolver.applyReductions(UpperBoundsSolver.java:219)
at fr.lip6.move.gal.application.Application.startNoEx(Application.java:946)
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:[1] Max Struct:[5]
Current structural bounds on expressions (After Parikh guided walk) : Max Seen:[1] Max Struct:[5]
Support contains 1 out of 626 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 626/626 places, 31352/31352 transitions.
Applied a total of 0 rules in 245 ms. Remains 626 /626 variables (removed 0) and now considering 31352/31352 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 247 ms. Remains : 626/626 places, 31352/31352 transitions.
[2025-06-05 02:14:42] [INFO ] Flow matrix only has 18325 transitions (discarded 13027 similar events)
[2025-06-05 02:14:42] [INFO ] Invariant cache hit.
Current structural bounds on expressions (after invariants) : Max Seen:[1] Max Struct:[5]
RANDOM walk for 551339 steps (1 resets) in 30001 ms. (18 steps per ms)
BEST_FIRST walk for 1000001 steps (2 resets) in 2233 ms. (447 steps per ms)
Current structural bounds on expressions (after WALK) : Max Seen:[1] Max Struct:[5]
[2025-06-05 02:15:15] [INFO ] Flow matrix only has 18325 transitions (discarded 13027 similar events)
[2025-06-05 02:15:15] [INFO ] Invariant cache hit.
Starting Z3 with timeout 45.0 s and query timeout 4500.0 ms
[2025-06-05 02:15:15] [INFO ] [Real]Absence check using 13 positive place invariants in 18 ms returned sat
[2025-06-05 02:15:38] [INFO ] [Real]Absence check using state equation in 22764 ms returned sat
[2025-06-05 02:15:38] [INFO ] State equation strengthened by 268 read => feed constraints.
[2025-06-05 02:15:44] [INFO ] SMT solver returned unknown. Retrying;
[2025-06-05 02:15:48] [INFO ] [Real]Added 268 Read/Feed constraints in 9897 ms returned unknown
Current structural bounds on expressions (after SMT) : Max Seen:[1] Max Struct:[5]
Current structural bounds on expressions (After Parikh guided walk) : Max Seen:[1] Max Struct:[5]
Support contains 1 out of 626 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 626/626 places, 31352/31352 transitions.
Applied a total of 0 rules in 210 ms. Remains 626 /626 variables (removed 0) and now considering 31352/31352 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 210 ms. Remains : 626/626 places, 31352/31352 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 626/626 places, 31352/31352 transitions.
Applied a total of 0 rules in 211 ms. Remains 626 /626 variables (removed 0) and now considering 31352/31352 (removed 0) transitions.
[2025-06-05 02:15:50] [INFO ] Flow matrix only has 18325 transitions (discarded 13027 similar events)
[2025-06-05 02:15:50] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-05 02:15:56] [INFO ] Implicit Places using invariants in 5564 ms returned []
Implicit Place search using SMT only with invariants took 5566 ms to find 0 implicit places.
Running 31351 sub problems to find dead transitions.
[2025-06-05 02:15:56] [INFO ] Flow matrix only has 18325 transitions (discarded 13027 similar events)
[2025-06-05 02:15:56] [INFO ] Invariant cache hit.
[2025-06-05 02:15:56] [INFO ] State equation strengthened by 268 read => feed constraints.
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/626 variables, 13/13 constraints. Problems are: Problem set: 0 solved, 31351 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 626/18951 variables, and 13 constraints, problems are : Problem set: 0 solved, 31351 unsolved in 30540 ms.
Refiners :[Positive P Invariants (semi-flows): 13/13 constraints, State Equation: 0/626 constraints, ReadFeed: 0/268 constraints, PredecessorRefiner: 31351/31351 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 31351 unsolved
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/626 variables, 13/13 constraints. Problems are: Problem set: 0 solved, 31351 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 626/18951 variables, and 13 constraints, problems are : Problem set: 0 solved, 31351 unsolved in 31135 ms.
Refiners :[Positive P Invariants (semi-flows): 13/13 constraints, State Equation: 0/626 constraints, ReadFeed: 0/268 constraints, PredecessorRefiner: 0/31351 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 211490ms problems are : Problem set: 0 solved, 31351 unsolved
Search for dead transitions found 0 dead transitions in 211557ms
Finished structural reductions in REACHABILITY mode , in 1 iterations and 217378 ms. Remains : 626/626 places, 31352/31352 transitions.
RANDOM walk for 40000 steps (8 resets) in 2622 ms. (15 steps per ms) remains 2/2 properties
BEST_FIRST walk for 40004 steps (8 resets) in 180 ms. (221 steps per ms) remains 2/2 properties
BEST_FIRST walk for 40004 steps (8 resets) in 195 ms. (204 steps per ms) remains 2/2 properties
[2025-06-05 02:19:28] [INFO ] Flatten gal took : 893 ms
[2025-06-05 02:19:29] [INFO ] Flatten gal took : 732 ms
[2025-06-05 02:19:29] [INFO ] Time to serialize gal into /tmp/ReachabilityCardinality3202252671479413318.gal : 149 ms
[2025-06-05 02:19:29] [INFO ] Time to serialize properties into /tmp/ReachabilityCardinality11204179436809601071.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/ReachabilityCardinality3202252671479413318.gal' '-t' 'CGAL' '-reachable-file' '/tmp/ReachabilityCardinality11204179436809601071.prop' '--nowitness' '--gen-order' 'FOLLOW'
its-reach command run as :
/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202505121319/bin/its-reach-linux64 --gc-threshold 2000000 --quiet ...329
Interrupted probabilistic random walk after 19807 steps, run timeout after 3001 ms. (steps per millisecond=6 ) properties seen :0 out of 2
Probabilistic random walk after 19807 steps, saw 17934 distinct states, run finished after 3002 ms. (steps per millisecond=6 ) properties seen :0
[2025-06-05 02:19:31] [INFO ] Flow matrix only has 18325 transitions (discarded 13027 similar events)
[2025-06-05 02:19:31] [INFO ] Invariant cache hit.
[2025-06-05 02:19:32] [INFO ] State equation strengthened by 268 read => feed constraints.
Starting Z3 with timeout 5.0 s and query timeout 500.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/1 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 1 (OVERLAPS) 63/64 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/64 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 3 (OVERLAPS) 4448/4512 variables, 64/65 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/4512 variables, 0/65 constraints. Problems are: Problem set: 0 solved, 2 unsolved
Loading property file /tmp/ReachabilityCardinality11204179436809601071.prop.
SMT process timed out in 5558ms, After SMT, problems are : Problem set: 0 solved, 2 unsolved
Fused 2 Parikh solutions to 1 different solutions.
Parikh walk visited 0 properties in 3 ms.
Support contains 1 out of 626 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 626/626 places, 31352/31352 transitions.
Applied a total of 0 rules in 237 ms. Remains 626 /626 variables (removed 0) and now considering 31352/31352 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 238 ms. Remains : 626/626 places, 31352/31352 transitions.
RANDOM walk for 40000 steps (8 resets) in 18003 ms. (2 steps per ms) remains 1/2 properties
BEST_FIRST walk for 40003 steps (8 resets) in 321 ms. (124 steps per ms) remains 1/1 properties
[2025-06-05 02:19:43] [INFO ] Flow matrix only has 18325 transitions (discarded 13027 similar events)
[2025-06-05 02:19:43] [INFO ] Invariant cache hit.
[2025-06-05 02:19:43] [INFO ] State equation strengthened by 268 read => feed constraints.
Starting Z3 with timeout 45.0 s and query timeout 4500.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/1 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 1 (OVERLAPS) 63/64 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/64 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (OVERLAPS) 4448/4512 variables, 64/65 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/4512 variables, 0/65 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (OVERLAPS) 11076/15588 variables, 280/345 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/15588 variables, 4/349 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/15588 variables, 112/461 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/15588 variables, 0/461 constraints. Problems are: Problem set: 0 solved, 1 unsolved
All remaining problems are real, not stopping.
At refinement iteration 9 (OVERLAPS) 40/15628 variables, 2/463 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/15628 variables, 0/463 constraints. Problems are: Problem set: 0 solved, 1 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 18852/18951 variables, and 679 constraints, problems are : Problem set: 0 solved, 1 unsolved in 15702 ms.
Refiners :[Positive P Invariants (semi-flows): 7/13 constraints, State Equation: 560/626 constraints, ReadFeed: 112/268 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 1 unsolved
Starting Z3 with timeout 45.0 s and query timeout 4500.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/1 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 1 (OVERLAPS) 63/64 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/64 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (OVERLAPS) 4448/4512 variables, 64/65 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/4512 variables, 0/65 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (OVERLAPS) 11076/15588 variables, 280/345 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/15588 variables, 4/349 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/15588 variables, 112/461 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/15588 variables, 1/462 constraints. Problems are: Problem set: 0 solved, 1 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
SDD proceeding with computation,2 properties remain. new max is 4
SDD size :1 after 6
SDD proceeding with computation,2 properties remain. new max is 8
SDD size :6 after 7
SDD proceeding with computation,2 properties remain. new max is 16
SDD size :7 after 10
[2025-06-05 02:20:10] [INFO ] Deduced a trap composed of 48 places in 1433 ms of which 54 ms to minimize.
SDD proceeding with computation,2 properties remain. new max is 32
SDD size :10 after 26
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
SDD proceeding with computation,2 properties remain. new max is 64
SDD size :26 after 34
SDD proceeding with computation,2 properties remain. new max is 128
SDD size :34 after 36
SDD proceeding with computation,2 properties remain. new max is 256
SDD size :36 after 58
[2025-06-05 02:20:11] [INFO ] Deduced a trap composed of 64 places in 1068 ms of which 12 ms to minimize.
SDD proceeding with computation,2 properties remain. new max is 512
SDD size :58 after 101
At refinement iteration 9 (INCLUDED_ONLY) 0/15588 variables, 2/464 constraints. Problems are: Problem set: 0 solved, 1 unsolved
SDD proceeding with computation,2 properties remain. new max is 1024
SDD size :101 after 604
At refinement iteration 10 (INCLUDED_ONLY) 0/15588 variables, 0/464 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 11 (OVERLAPS) 40/15628 variables, 2/466 constraints. Problems are: Problem set: 0 solved, 1 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 02:20:15] [INFO ] Deduced a trap composed of 48 places in 778 ms of which 10 ms to minimize.
SDD proceeding with computation,2 properties remain. new max is 2048
SDD size :604 after 1871
At refinement iteration 12 (INCLUDED_ONLY) 0/15628 variables, 1/467 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 13 (INCLUDED_ONLY) 0/15628 variables, 0/467 constraints. Problems are: Problem set: 0 solved, 1 unsolved
SDD proceeding with computation,2 properties remain. new max is 4096
SDD size :1871 after 22201
Detected timeout of ITS tools.
[2025-06-05 02:20:20] [INFO ] Flatten gal took : 738 ms
[2025-06-05 02:20:20] [INFO ] Applying decomposition
[2025-06-05 02:20:21] [INFO ] Flatten gal took : 818 ms
Solver is answering 'unknown', stopping.
Converted graph to binary with : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.louvain.binaries_1.0.0.202505121319/bin/convert-linux64' '-i' '/tmp/graph3448188750475707054.txt' '-o' '/tmp/graph3448188750475707054.bin' '-w' '/tmp/graph3448188750475707054.weights'
Built communities with : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.louvain.binaries_1.0.0.202505121319/bin/louvain-linux64' '/tmp/graph3448188750475707054.bin' '-l' '-1' '-v' '-w' '/tmp/graph3448188750475707054.weights' '-q' '0' '-e' '0.001'
[2025-06-05 02:20:23] [INFO ] Decomposing Gal with order
[2025-06-05 02:20:23] [INFO ] Rewriting arrays to variables to allow decomposition.
After SMT solving in domain Int declared 18852/18951 variables, and 683 constraints, problems are : Problem set: 0 solved, 1 unsolved in 24386 ms.
Refiners :[Positive P Invariants (semi-flows): 7/13 constraints, State Equation: 560/626 constraints, ReadFeed: 112/268 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 3/3 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 40383ms problems are : Problem set: 0 solved, 1 unsolved
Parikh walk visited 0 properties in 2 ms.
Support contains 1 out of 626 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 626/626 places, 31352/31352 transitions.
Applied a total of 0 rules in 234 ms. Remains 626 /626 variables (removed 0) and now considering 31352/31352 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 234 ms. Remains : 626/626 places, 31352/31352 transitions.
RANDOM walk for 40000 steps (8 resets) in 1910 ms. (20 steps per ms) remains 1/1 properties
BEST_FIRST walk for 40003 steps (8 resets) in 173 ms. (229 steps per ms) remains 1/1 properties
[2025-06-05 02:20:26] [INFO ] Removed a total of 91884 redundant transitions.
[2025-06-05 02:20:26] [INFO ] Flatten gal took : 1834 ms
Interrupted probabilistic random walk after 17653 steps, run timeout after 3001 ms. (steps per millisecond=5 ) properties seen :0 out of 1
Probabilistic random walk after 17653 steps, saw 16015 distinct states, run finished after 3002 ms. (steps per millisecond=5 ) properties seen :0
[2025-06-05 02:20:27] [INFO ] Flow matrix only has 18325 transitions (discarded 13027 similar events)
[2025-06-05 02:20:27] [INFO ] Invariant cache hit.
[2025-06-05 02:20:28] [INFO ] State equation strengthened by 268 read => feed constraints.
Starting Z3 with timeout 75.0 s and query timeout 7500.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/1 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 1 (OVERLAPS) 63/64 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/64 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 1 unsolved
[2025-06-05 02:20:28] [INFO ] Fuse similar labels procedure discarded/fused a total of 1515 labels/synchronizations in 1193 ms.
[2025-06-05 02:20:28] [INFO ] Time to serialize gal into /tmp/ReachabilityCardinality14562610374717513308.gal : 87 ms
[2025-06-05 02:20:28] [INFO ] Time to serialize properties into /tmp/ReachabilityCardinality15051907818214041744.prop : 0 ms
Invoking ITS tools like this :cd /home/mcc/execution;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202505121319/bin/its-reach-linux64' '--gc-threshold' '2000000' '--quiet' '-i' '/tmp/ReachabilityCardinality14562610374717513308.gal' '-t' 'CGAL' '-reachable-file' '/tmp/ReachabilityCardinality15051907818214041744.prop' '--nowitness'
its-reach command run as :
/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202505121319/bin/its-reach-linux64 --gc-threshold 2000000 --quiet ...309
At refinement iteration 3 (OVERLAPS) 4448/4512 variables, 64/65 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/4512 variables, 0/65 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (OVERLAPS) 11076/15588 variables, 280/345 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/15588 variables, 4/349 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/15588 variables, 112/461 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/15588 variables, 0/461 constraints. Problems are: Problem set: 0 solved, 1 unsolved
All remaining problems are real, not stopping.
At refinement iteration 9 (OVERLAPS) 40/15628 variables, 2/463 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/15628 variables, 0/463 constraints. Problems are: Problem set: 0 solved, 1 unsolved
Loading property file /tmp/ReachabilityCardinality15051907818214041744.prop.
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 18852/18951 variables, and 679 constraints, problems are : Problem set: 0 solved, 1 unsolved in 17188 ms.
Refiners :[Positive P Invariants (semi-flows): 7/13 constraints, State Equation: 560/626 constraints, ReadFeed: 112/268 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 1 unsolved
Starting Z3 with timeout 75.0 s and query timeout 7500.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/1 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 1 (OVERLAPS) 63/64 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/64 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (OVERLAPS) 4448/4512 variables, 64/65 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/4512 variables, 0/65 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (OVERLAPS) 11076/15588 variables, 280/345 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/15588 variables, 4/349 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/15588 variables, 112/461 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/15588 variables, 1/462 constraints. Problems are: Problem set: 0 solved, 1 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 02:20:58] [INFO ] Deduced a trap composed of 64 places in 1031 ms of which 13 ms to minimize.
At refinement iteration 9 (INCLUDED_ONLY) 0/15588 variables, 1/463 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/15588 variables, 0/463 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 11 (OVERLAPS) 40/15628 variables, 2/465 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 12 (INCLUDED_ONLY) 0/15628 variables, 0/465 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 13 (OVERLAPS) 3224/18852 variables, 216/681 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 14 (INCLUDED_ONLY) 0/18852 variables, 5/686 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 15 (INCLUDED_ONLY) 0/18852 variables, 152/838 constraints. Problems are: Problem set: 0 solved, 1 unsolved
Detected timeout of ITS tools.
At refinement iteration 16 (INCLUDED_ONLY) 0/18852 variables, 0/838 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 17 (OVERLAPS) 99/18951 variables, 66/904 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 18 (INCLUDED_ONLY) 0/18951 variables, 1/905 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 19 (INCLUDED_ONLY) 0/18951 variables, 4/909 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 20 (INCLUDED_ONLY) 0/18951 variables, 0/909 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 21 (OVERLAPS) 0/18951 variables, 0/909 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Int declared 18951/18951 variables, and 909 constraints, problems are : Problem set: 0 solved, 1 unsolved in 41511 ms.
Refiners :[Positive P Invariants (semi-flows): 13/13 constraints, State Equation: 626/626 constraints, ReadFeed: 268/268 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 1/1 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 59010ms problems are : Problem set: 0 solved, 1 unsolved
Parikh walk visited 0 properties in 2 ms.
Support contains 1 out of 626 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 626/626 places, 31352/31352 transitions.
Applied a total of 0 rules in 198 ms. Remains 626 /626 variables (removed 0) and now considering 31352/31352 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 198 ms. Remains : 626/626 places, 31352/31352 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 626/626 places, 31352/31352 transitions.
Applied a total of 0 rules in 206 ms. Remains 626 /626 variables (removed 0) and now considering 31352/31352 (removed 0) transitions.
[2025-06-05 02:21:27] [INFO ] Flow matrix only has 18325 transitions (discarded 13027 similar events)
[2025-06-05 02:21:27] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-05 02:21:32] [INFO ] Implicit Places using invariants in 5489 ms returned []
Implicit Place search using SMT only with invariants took 5496 ms to find 0 implicit places.
Running 31351 sub problems to find dead transitions.
[2025-06-05 02:21:32] [INFO ] Flow matrix only has 18325 transitions (discarded 13027 similar events)
[2025-06-05 02:21:32] [INFO ] Invariant cache hit.
[2025-06-05 02:21:33] [INFO ] State equation strengthened by 268 read => feed constraints.
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_1.0.0.202505121319.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="RERS17pb113-PT-5"
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 2-5832"
echo " Executing tool itstools"
echo " Input is RERS17pb113-PT-5, 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 r170-smll-174889233900405"
echo "====================================================================="
echo
echo "--------------------"
echo "preparation of the directory to be used:"
tar xzf /home/mcc/BenchKit/INPUTS/RERS17pb113-PT-5.tgz
mv RERS17pb113-PT-5 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 ;