./Ultimate.py --spec ../../sv-benchmarks/c/properties/termination.prp --file ../../sv-benchmarks/c/termination-memory-linkedlists/cll_by_lseg_traverse-alloca.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for termination Using default analysis Version 6497de01 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_241e4ed4-9dd8-4dfb-ae84-0c0c5a3bfc02/bin/uautomizer-verify-LYvppIcaGC/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_241e4ed4-9dd8-4dfb-ae84-0c0c5a3bfc02/bin/uautomizer-verify-LYvppIcaGC/plugins/org.eclipse.equinox.launcher_1.6.800.v20240513-1750.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_241e4ed4-9dd8-4dfb-ae84-0c0c5a3bfc02/bin/uautomizer-verify-LYvppIcaGC/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_241e4ed4-9dd8-4dfb-ae84-0c0c5a3bfc02/bin/uautomizer-verify-LYvppIcaGC/config/AutomizerTermination.xml -i ../../sv-benchmarks/c/termination-memory-linkedlists/cll_by_lseg_traverse-alloca.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_241e4ed4-9dd8-4dfb-ae84-0c0c5a3bfc02/bin/uautomizer-verify-LYvppIcaGC/config/svcomp-Termination-64bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_241e4ed4-9dd8-4dfb-ae84-0c0c5a3bfc02/bin/uautomizer-verify-LYvppIcaGC --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(F end) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash 5777537c095ec59108b5d9f37cf81712da3de2e0342074f5f1b9baa22f97ec21 --- Real Ultimate output --- This is Ultimate 0.3.0-dev-6497de0 [2024-11-24 01:08:33,141 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-24 01:08:33,226 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_241e4ed4-9dd8-4dfb-ae84-0c0c5a3bfc02/bin/uautomizer-verify-LYvppIcaGC/config/svcomp-Termination-64bit-Automizer_Default.epf [2024-11-24 01:08:33,231 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-24 01:08:33,232 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-11-24 01:08:33,258 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-24 01:08:33,258 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-11-24 01:08:33,259 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-11-24 01:08:33,259 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2024-11-24 01:08:33,259 INFO L153 SettingsManager]: * Use memory slicer=true [2024-11-24 01:08:33,260 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-24 01:08:33,260 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-24 01:08:33,260 INFO L153 SettingsManager]: * Use SBE=true [2024-11-24 01:08:33,260 INFO L151 SettingsManager]: Preferences of BuchiAutomizer differ from their defaults: [2024-11-24 01:08:33,260 INFO L153 SettingsManager]: * NCSB implementation=INTSET_LAZY3 [2024-11-24 01:08:33,260 INFO L153 SettingsManager]: * Use old map elimination=false [2024-11-24 01:08:33,261 INFO L153 SettingsManager]: * Use external solver (rank synthesis)=false [2024-11-24 01:08:33,261 INFO L153 SettingsManager]: * Use only trivial implications for array writes=true [2024-11-24 01:08:33,261 INFO L153 SettingsManager]: * Rank analysis=LINEAR_WITH_GUESSES [2024-11-24 01:08:33,261 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-24 01:08:33,261 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=ASSUME [2024-11-24 01:08:33,261 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-24 01:08:33,262 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-24 01:08:33,262 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=ASSUME [2024-11-24 01:08:33,262 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=ASSUME [2024-11-24 01:08:33,262 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=ASSUME [2024-11-24 01:08:33,262 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2024-11-24 01:08:33,262 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-24 01:08:33,262 INFO L153 SettingsManager]: * Assume nondeterminstic values are in range=false [2024-11-24 01:08:33,263 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2024-11-24 01:08:33,263 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-24 01:08:33,263 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-24 01:08:33,263 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-11-24 01:08:33,263 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-24 01:08:33,263 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL_NO_AM [2024-11-24 01:08:33,264 INFO L151 SettingsManager]: Preferences of IcfgTransformer differ from their defaults: [2024-11-24 01:08:33,264 INFO L153 SettingsManager]: * TransformationType=MODULO_NEIGHBOR Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_241e4ed4-9dd8-4dfb-ae84-0c0c5a3bfc02/bin/uautomizer-verify-LYvppIcaGC Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(F end) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 5777537c095ec59108b5d9f37cf81712da3de2e0342074f5f1b9baa22f97ec21 [2024-11-24 01:08:33,552 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-24 01:08:33,561 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-24 01:08:33,563 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-24 01:08:33,565 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-24 01:08:33,565 INFO L274 PluginConnector]: CDTParser initialized [2024-11-24 01:08:33,567 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_241e4ed4-9dd8-4dfb-ae84-0c0c5a3bfc02/bin/uautomizer-verify-LYvppIcaGC/../../sv-benchmarks/c/termination-memory-linkedlists/cll_by_lseg_traverse-alloca.i [2024-11-24 01:08:37,009 INFO L533 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_241e4ed4-9dd8-4dfb-ae84-0c0c5a3bfc02/bin/uautomizer-verify-LYvppIcaGC/data/c59f14717/439f9465f1b84ce484e730219506399a/FLAGcce1ce13b [2024-11-24 01:08:37,038 ERROR L? ?]: Error during toolchain job processing: java.lang.NullPointerException: Cannot invoke "String.equalsIgnoreCase(String)" because "kindStr" is null at org.eclipse.cdt.internal.core.model.PathEntry.kindFromString(PathEntry.java:80) at org.eclipse.cdt.internal.core.model.DefaultPathEntryStore.decodePathEntry(DefaultPathEntryStore.java:127) at org.eclipse.cdt.internal.core.model.DefaultPathEntryStore.getRawPathEntries(DefaultPathEntryStore.java:97) at org.eclipse.cdt.internal.core.model.PathEntryStoreProxy.getRawPathEntries(PathEntryStoreProxy.java:102) at org.eclipse.cdt.internal.core.model.PathEntryManager.getRawPathEntries(PathEntryManager.java:666) at org.eclipse.cdt.core.model.CoreModel.getRawPathEntries(CoreModel.java:937) at org.eclipse.cdt.core.model.CoreModel.oldIsScannerInformationEmpty(CoreModel.java:1307) at org.eclipse.cdt.core.model.CoreModel.isScannerInformationEmpty(CoreModel.java:1252) at org.eclipse.cdt.internal.core.pdom.indexer.ProjectIndexerInputAdapter.isFileBuildConfigured(ProjectIndexerInputAdapter.java:267) at org.eclipse.cdt.internal.core.pdom.AbstractIndexerTask.isRequiredInIndex(AbstractIndexerTask.java:748) at org.eclipse.cdt.internal.core.pdom.AbstractIndexerTask.extractFiles(AbstractIndexerTask.java:667) at org.eclipse.cdt.internal.core.pdom.AbstractIndexerTask.runTask(AbstractIndexerTask.java:558) at org.eclipse.cdt.internal.core.pdom.indexer.PDOMIndexerTask.run(PDOMIndexerTask.java:164) at org.eclipse.cdt.internal.core.pdom.PDOMIndexerJob.run(PDOMIndexerJob.java:160) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2024-11-24 01:08:37,497 INFO L384 CDTParser]: Found 1 translation units. [2024-11-24 01:08:37,498 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_241e4ed4-9dd8-4dfb-ae84-0c0c5a3bfc02/sv-benchmarks/c/termination-memory-linkedlists/cll_by_lseg_traverse-alloca.i [2024-11-24 01:08:37,519 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_241e4ed4-9dd8-4dfb-ae84-0c0c5a3bfc02/bin/uautomizer-verify-LYvppIcaGC/data/c59f14717/439f9465f1b84ce484e730219506399a/FLAGcce1ce13b [2024-11-24 01:08:37,545 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_241e4ed4-9dd8-4dfb-ae84-0c0c5a3bfc02/bin/uautomizer-verify-LYvppIcaGC/data/c59f14717/439f9465f1b84ce484e730219506399a [2024-11-24 01:08:37,549 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-24 01:08:37,551 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-24 01:08:37,554 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-24 01:08:37,554 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-24 01:08:37,560 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-24 01:08:37,563 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 01:08:37" (1/1) ... [2024-11-24 01:08:37,564 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6fe25ffb and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 01:08:37, skipping insertion in model container [2024-11-24 01:08:37,565 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 01:08:37" (1/1) ... [2024-11-24 01:08:37,614 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-24 01:08:38,076 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-24 01:08:38,093 INFO L200 MainTranslator]: Completed pre-run [2024-11-24 01:08:38,159 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-24 01:08:38,191 INFO L204 MainTranslator]: Completed translation [2024-11-24 01:08:38,191 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 01:08:38 WrapperNode [2024-11-24 01:08:38,192 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-24 01:08:38,193 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-24 01:08:38,193 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-24 01:08:38,193 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-24 01:08:38,199 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 01:08:38" (1/1) ... [2024-11-24 01:08:38,209 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 01:08:38" (1/1) ... [2024-11-24 01:08:38,229 INFO L138 Inliner]: procedures = 115, calls = 13, calls flagged for inlining = 4, calls inlined = 4, statements flattened = 34 [2024-11-24 01:08:38,229 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-24 01:08:38,230 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-24 01:08:38,230 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-24 01:08:38,230 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-24 01:08:38,241 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 01:08:38" (1/1) ... [2024-11-24 01:08:38,241 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 01:08:38" (1/1) ... [2024-11-24 01:08:38,244 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 01:08:38" (1/1) ... [2024-11-24 01:08:38,261 INFO L175 MemorySlicer]: Split 5 memory accesses to 1 slices as follows [5]. 100 percent of accesses are in the largest equivalence class. The 0 initializations are split as follows [0]. The 4 writes are split as follows [4]. [2024-11-24 01:08:38,261 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 01:08:38" (1/1) ... [2024-11-24 01:08:38,261 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 01:08:38" (1/1) ... [2024-11-24 01:08:38,275 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 01:08:38" (1/1) ... [2024-11-24 01:08:38,278 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 01:08:38" (1/1) ... [2024-11-24 01:08:38,284 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 01:08:38" (1/1) ... [2024-11-24 01:08:38,285 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 01:08:38" (1/1) ... [2024-11-24 01:08:38,287 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 01:08:38" (1/1) ... [2024-11-24 01:08:38,289 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-24 01:08:38,290 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-24 01:08:38,290 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-24 01:08:38,290 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-24 01:08:38,292 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 01:08:38" (1/1) ... [2024-11-24 01:08:38,299 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-24 01:08:38,312 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_241e4ed4-9dd8-4dfb-ae84-0c0c5a3bfc02/bin/uautomizer-verify-LYvppIcaGC/z3 [2024-11-24 01:08:38,329 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_241e4ed4-9dd8-4dfb-ae84-0c0c5a3bfc02/bin/uautomizer-verify-LYvppIcaGC/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-24 01:08:38,333 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_241e4ed4-9dd8-4dfb-ae84-0c0c5a3bfc02/bin/uautomizer-verify-LYvppIcaGC/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (1)] Waiting until timeout for monitored process [2024-11-24 01:08:38,366 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#0 [2024-11-24 01:08:38,368 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2024-11-24 01:08:38,369 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#0 [2024-11-24 01:08:38,369 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#0 [2024-11-24 01:08:38,369 INFO L130 BoogieDeclarations]: Found specification of procedure new_lseg [2024-11-24 01:08:38,369 INFO L138 BoogieDeclarations]: Found implementation of procedure new_lseg [2024-11-24 01:08:38,369 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-24 01:08:38,370 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-24 01:08:38,483 INFO L234 CfgBuilder]: Building ICFG [2024-11-24 01:08:38,484 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-24 01:08:38,668 INFO L? ?]: Removed 22 outVars from TransFormulas that were not future-live. [2024-11-24 01:08:38,668 INFO L283 CfgBuilder]: Performing block encoding [2024-11-24 01:08:38,679 INFO L307 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-24 01:08:38,679 INFO L312 CfgBuilder]: Removed 1 assume(true) statements. [2024-11-24 01:08:38,680 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.11 01:08:38 BoogieIcfgContainer [2024-11-24 01:08:38,680 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-24 01:08:38,681 INFO L112 PluginConnector]: ------------------------BuchiAutomizer---------------------------- [2024-11-24 01:08:38,681 INFO L270 PluginConnector]: Initializing BuchiAutomizer... [2024-11-24 01:08:38,689 INFO L274 PluginConnector]: BuchiAutomizer initialized [2024-11-24 01:08:38,690 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2024-11-24 01:08:38,690 INFO L184 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "CDTParser AST 24.11 01:08:37" (1/3) ... [2024-11-24 01:08:38,692 INFO L204 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@987ebe1 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 24.11 01:08:38, skipping insertion in model container [2024-11-24 01:08:38,692 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2024-11-24 01:08:38,692 INFO L184 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 01:08:38" (2/3) ... [2024-11-24 01:08:38,693 INFO L204 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@987ebe1 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 24.11 01:08:38, skipping insertion in model container [2024-11-24 01:08:38,693 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2024-11-24 01:08:38,693 INFO L184 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.11 01:08:38" (3/3) ... [2024-11-24 01:08:38,694 INFO L363 chiAutomizerObserver]: Analyzing ICFG cll_by_lseg_traverse-alloca.i [2024-11-24 01:08:38,755 INFO L300 stractBuchiCegarLoop]: Interprodecural is true [2024-11-24 01:08:38,756 INFO L301 stractBuchiCegarLoop]: Hoare is None [2024-11-24 01:08:38,756 INFO L302 stractBuchiCegarLoop]: Compute interpolants for ForwardPredicates [2024-11-24 01:08:38,756 INFO L303 stractBuchiCegarLoop]: Backedges is STRAIGHT_LINE [2024-11-24 01:08:38,756 INFO L304 stractBuchiCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2024-11-24 01:08:38,757 INFO L305 stractBuchiCegarLoop]: Difference is false [2024-11-24 01:08:38,757 INFO L306 stractBuchiCegarLoop]: Minimize is MINIMIZE_SEVPA [2024-11-24 01:08:38,757 INFO L310 stractBuchiCegarLoop]: ======== Iteration 0 == of CEGAR loop == BuchiAutomatonCegarLoop ======== [2024-11-24 01:08:38,763 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand has 18 states, 14 states have (on average 1.2857142857142858) internal successors, (18), 14 states have internal predecessors, (18), 2 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 2 states have call predecessors, (2), 2 states have call successors, (2) [2024-11-24 01:08:38,785 INFO L131 ngComponentsAnalysis]: Automaton has 2 accepting balls. 5 [2024-11-24 01:08:38,786 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2024-11-24 01:08:38,786 INFO L119 BuchiIsEmpty]: Starting construction of run [2024-11-24 01:08:38,793 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1, 1, 1] [2024-11-24 01:08:38,793 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1, 1] [2024-11-24 01:08:38,793 INFO L332 stractBuchiCegarLoop]: ======== Iteration 1 ============ [2024-11-24 01:08:38,794 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand has 18 states, 14 states have (on average 1.2857142857142858) internal successors, (18), 14 states have internal predecessors, (18), 2 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 2 states have call predecessors, (2), 2 states have call successors, (2) [2024-11-24 01:08:38,795 INFO L131 ngComponentsAnalysis]: Automaton has 2 accepting balls. 5 [2024-11-24 01:08:38,796 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2024-11-24 01:08:38,796 INFO L119 BuchiIsEmpty]: Starting construction of run [2024-11-24 01:08:38,796 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1, 1, 1] [2024-11-24 01:08:38,796 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1, 1] [2024-11-24 01:08:38,804 INFO L747 eck$LassoCheckResult]: Stem: "assume { :begin_inline_ULTIMATE.init } true;assume 0 == #valid[0];assume 0 < #StackHeapBarrier;" "assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~nondet7#1, main_#t~ret8#1.base, main_#t~ret8#1.offset, main_~n~0#1, main_~x~2#1.base, main_~x~2#1.offset;havoc main_#t~nondet7#1;main_~n~0#1 := main_#t~nondet7#1;havoc main_#t~nondet7#1;" "assume !(main_~n~0#1 < 1);assume { :begin_inline_new_cll } true;new_cll_#in~n#1 := main_~n~0#1;havoc new_cll_#res#1.base, new_cll_#res#1.offset;havoc new_cll_#t~malloc4#1.base, new_cll_#t~malloc4#1.offset, new_cll_#t~ret5#1.base, new_cll_#t~ret5#1.offset, new_cll_~n#1, new_cll_~x~1#1.base, new_cll_~x~1#1.offset;new_cll_~n#1 := new_cll_#in~n#1;call new_cll_#t~malloc4#1.base, new_cll_#t~malloc4#1.offset := #Ultimate.allocOnHeap(12);new_cll_~x~1#1.base, new_cll_~x~1#1.offset := new_cll_#t~malloc4#1.base, new_cll_#t~malloc4#1.offset;havoc new_cll_#t~malloc4#1.base, new_cll_#t~malloc4#1.offset;call write~int#0(new_cll_~n#1, new_cll_~x~1#1.base, new_cll_~x~1#1.offset, 4);" "call new_cll_#t~ret5#1.base, new_cll_#t~ret5#1.offset := new_lseg(new_cll_~x~1#1.base, new_cll_~x~1#1.offset, new_cll_~n#1 - 1);"< [2024-11-24 01:08:38,805 INFO L749 eck$LassoCheckResult]: Loop: "~p.base, ~p.offset := #in~p.base, #in~p.offset;~n := #in~n;" "assume !(0 == ~n);call #t~malloc2.base, #t~malloc2.offset := #Ultimate.allocOnHeap(12);~x~0.base, ~x~0.offset := #t~malloc2.base, #t~malloc2.offset;havoc #t~malloc2.base, #t~malloc2.offset;call write~int#0(~n, ~x~0.base, ~x~0.offset, 4);" "call #t~ret3.base, #t~ret3.offset := new_lseg(~p.base, ~p.offset, ~n - 1);"< [2024-11-24 01:08:38,811 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-24 01:08:38,811 INFO L85 PathProgramCache]: Analyzing trace with hash 925697, now seen corresponding path program 1 times [2024-11-24 01:08:38,821 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL_NO_AM [2024-11-24 01:08:38,822 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1547370391] [2024-11-24 01:08:38,822 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-24 01:08:38,823 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-24 01:08:38,956 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-24 01:08:38,957 INFO L357 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-24 01:08:38,978 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-24 01:08:39,006 INFO L130 FreeRefinementEngine]: Strategy CAMEL_NO_AM found a feasible trace [2024-11-24 01:08:39,009 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-24 01:08:39,009 INFO L85 PathProgramCache]: Analyzing trace with hash 58722, now seen corresponding path program 1 times [2024-11-24 01:08:39,010 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL_NO_AM [2024-11-24 01:08:39,010 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1860092423] [2024-11-24 01:08:39,012 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-24 01:08:39,013 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-24 01:08:39,060 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-24 01:08:39,061 INFO L357 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-24 01:08:39,089 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-24 01:08:39,093 INFO L130 FreeRefinementEngine]: Strategy CAMEL_NO_AM found a feasible trace [2024-11-24 01:08:39,095 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-24 01:08:39,095 INFO L85 PathProgramCache]: Analyzing trace with hash 1807664482, now seen corresponding path program 1 times [2024-11-24 01:08:39,095 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL_NO_AM [2024-11-24 01:08:39,096 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [820344999] [2024-11-24 01:08:39,096 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-24 01:08:39,096 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-24 01:08:39,137 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-24 01:08:39,138 INFO L357 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-24 01:08:39,170 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-24 01:08:39,183 INFO L130 FreeRefinementEngine]: Strategy CAMEL_NO_AM found a feasible trace [2024-11-24 01:08:41,124 INFO L204 LassoAnalysis]: Preferences: [2024-11-24 01:08:41,125 INFO L125 ssoRankerPreferences]: Compute integeral hull: false [2024-11-24 01:08:41,125 INFO L126 ssoRankerPreferences]: Enable LassoPartitioneer: true [2024-11-24 01:08:41,125 INFO L127 ssoRankerPreferences]: Term annotations enabled: false [2024-11-24 01:08:41,125 INFO L128 ssoRankerPreferences]: Use exernal solver: false [2024-11-24 01:08:41,125 INFO L129 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-24 01:08:41,126 INFO L130 ssoRankerPreferences]: Dump SMT script to file: false [2024-11-24 01:08:41,126 INFO L131 ssoRankerPreferences]: Path of dumped script: [2024-11-24 01:08:41,126 INFO L132 ssoRankerPreferences]: Filename of dumped script: cll_by_lseg_traverse-alloca.i_Iteration1_Lasso [2024-11-24 01:08:41,126 INFO L133 ssoRankerPreferences]: MapElimAlgo: Frank [2024-11-24 01:08:41,127 INFO L241 LassoAnalysis]: Starting lasso preprocessing... [2024-11-24 01:08:41,146 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-24 01:08:41,155 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-24 01:08:41,159 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-24 01:08:41,163 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-24 01:08:41,167 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-24 01:08:41,170 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-24 01:08:41,174 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-24 01:08:41,179 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-24 01:08:41,183 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-24 01:08:41,186 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-24 01:08:41,190 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-24 01:08:41,194 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-24 01:08:41,198 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-24 01:08:41,201 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-24 01:08:41,204 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-24 01:08:41,208 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-24 01:08:41,212 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-24 01:08:41,216 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-24 01:08:41,219 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-24 01:08:41,223 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-24 01:08:41,226 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-24 01:08:41,229 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-24 01:08:41,237 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-24 01:08:41,653 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-24 01:08:41,657 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-24 01:08:41,661 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-24 01:08:41,664 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-24 01:08:41,667 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-24 01:08:41,671 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-24 01:08:41,674 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-24 01:08:41,680 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-24 01:08:41,685 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-24 01:08:41,688 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-24 01:08:41,692 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-24 01:08:41,696 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-24 01:08:41,700 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-24 01:08:42,268 INFO L259 LassoAnalysis]: Preprocessing complete. [2024-11-24 01:08:42,274 INFO L451 LassoAnalysis]: Using template 'affine'. [2024-11-24 01:08:42,276 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-24 01:08:42,276 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_241e4ed4-9dd8-4dfb-ae84-0c0c5a3bfc02/bin/uautomizer-verify-LYvppIcaGC/z3 [2024-11-24 01:08:42,283 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_241e4ed4-9dd8-4dfb-ae84-0c0c5a3bfc02/bin/uautomizer-verify-LYvppIcaGC/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-24 01:08:42,286 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_241e4ed4-9dd8-4dfb-ae84-0c0c5a3bfc02/bin/uautomizer-verify-LYvppIcaGC/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (2)] Waiting until timeout for monitored process [2024-11-24 01:08:42,288 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-11-24 01:08:42,307 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-24 01:08:42,307 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-11-24 01:08:42,308 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-24 01:08:42,308 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-24 01:08:42,308 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-24 01:08:42,314 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-11-24 01:08:42,315 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-11-24 01:08:42,318 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-24 01:08:42,330 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_241e4ed4-9dd8-4dfb-ae84-0c0c5a3bfc02/bin/uautomizer-verify-LYvppIcaGC/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (2)] Ended with exit code 0 [2024-11-24 01:08:42,330 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-24 01:08:42,331 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_241e4ed4-9dd8-4dfb-ae84-0c0c5a3bfc02/bin/uautomizer-verify-LYvppIcaGC/z3 [2024-11-24 01:08:42,333 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_241e4ed4-9dd8-4dfb-ae84-0c0c5a3bfc02/bin/uautomizer-verify-LYvppIcaGC/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-24 01:08:42,338 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-11-24 01:08:42,339 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_241e4ed4-9dd8-4dfb-ae84-0c0c5a3bfc02/bin/uautomizer-verify-LYvppIcaGC/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (3)] Waiting until timeout for monitored process [2024-11-24 01:08:42,357 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-24 01:08:42,357 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-11-24 01:08:42,357 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-24 01:08:42,357 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-24 01:08:42,357 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-24 01:08:42,358 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-11-24 01:08:42,359 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-11-24 01:08:42,363 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-24 01:08:42,374 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_241e4ed4-9dd8-4dfb-ae84-0c0c5a3bfc02/bin/uautomizer-verify-LYvppIcaGC/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (3)] Forceful destruction successful, exit code 0 [2024-11-24 01:08:42,375 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-24 01:08:42,375 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_241e4ed4-9dd8-4dfb-ae84-0c0c5a3bfc02/bin/uautomizer-verify-LYvppIcaGC/z3 [2024-11-24 01:08:42,378 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_241e4ed4-9dd8-4dfb-ae84-0c0c5a3bfc02/bin/uautomizer-verify-LYvppIcaGC/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-24 01:08:42,381 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_241e4ed4-9dd8-4dfb-ae84-0c0c5a3bfc02/bin/uautomizer-verify-LYvppIcaGC/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (4)] Waiting until timeout for monitored process [2024-11-24 01:08:42,383 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-11-24 01:08:42,401 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-24 01:08:42,402 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-11-24 01:08:42,402 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-24 01:08:42,402 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-24 01:08:42,402 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-24 01:08:42,403 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-11-24 01:08:42,403 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-11-24 01:08:42,407 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-24 01:08:42,418 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_241e4ed4-9dd8-4dfb-ae84-0c0c5a3bfc02/bin/uautomizer-verify-LYvppIcaGC/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (4)] Forceful destruction successful, exit code 0 [2024-11-24 01:08:42,418 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-24 01:08:42,418 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_241e4ed4-9dd8-4dfb-ae84-0c0c5a3bfc02/bin/uautomizer-verify-LYvppIcaGC/z3 [2024-11-24 01:08:42,421 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_241e4ed4-9dd8-4dfb-ae84-0c0c5a3bfc02/bin/uautomizer-verify-LYvppIcaGC/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-24 01:08:42,426 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_241e4ed4-9dd8-4dfb-ae84-0c0c5a3bfc02/bin/uautomizer-verify-LYvppIcaGC/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (5)] Waiting until timeout for monitored process [2024-11-24 01:08:42,426 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-11-24 01:08:42,444 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-24 01:08:42,444 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-11-24 01:08:42,444 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-24 01:08:42,444 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-24 01:08:42,444 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-24 01:08:42,445 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-11-24 01:08:42,445 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-11-24 01:08:42,448 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-24 01:08:42,459 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_241e4ed4-9dd8-4dfb-ae84-0c0c5a3bfc02/bin/uautomizer-verify-LYvppIcaGC/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (5)] Forceful destruction successful, exit code 0 [2024-11-24 01:08:42,459 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-24 01:08:42,460 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_241e4ed4-9dd8-4dfb-ae84-0c0c5a3bfc02/bin/uautomizer-verify-LYvppIcaGC/z3 [2024-11-24 01:08:42,462 INFO L229 MonitoredProcess]: Starting monitored process 6 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_241e4ed4-9dd8-4dfb-ae84-0c0c5a3bfc02/bin/uautomizer-verify-LYvppIcaGC/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-24 01:08:42,466 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_241e4ed4-9dd8-4dfb-ae84-0c0c5a3bfc02/bin/uautomizer-verify-LYvppIcaGC/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (6)] Waiting until timeout for monitored process [2024-11-24 01:08:42,470 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-11-24 01:08:42,488 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-24 01:08:42,489 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-11-24 01:08:42,489 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-24 01:08:42,489 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-24 01:08:42,489 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-24 01:08:42,490 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-11-24 01:08:42,490 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-11-24 01:08:42,496 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-24 01:08:42,507 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_241e4ed4-9dd8-4dfb-ae84-0c0c5a3bfc02/bin/uautomizer-verify-LYvppIcaGC/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (6)] Forceful destruction successful, exit code 0 [2024-11-24 01:08:42,508 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-24 01:08:42,508 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_241e4ed4-9dd8-4dfb-ae84-0c0c5a3bfc02/bin/uautomizer-verify-LYvppIcaGC/z3 [2024-11-24 01:08:42,511 INFO L229 MonitoredProcess]: Starting monitored process 7 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_241e4ed4-9dd8-4dfb-ae84-0c0c5a3bfc02/bin/uautomizer-verify-LYvppIcaGC/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-24 01:08:42,514 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_241e4ed4-9dd8-4dfb-ae84-0c0c5a3bfc02/bin/uautomizer-verify-LYvppIcaGC/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (7)] Waiting until timeout for monitored process [2024-11-24 01:08:42,516 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-11-24 01:08:42,533 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-24 01:08:42,533 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-11-24 01:08:42,533 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-24 01:08:42,534 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-24 01:08:42,534 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-24 01:08:42,534 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-11-24 01:08:42,534 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-11-24 01:08:42,537 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-24 01:08:42,548 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_241e4ed4-9dd8-4dfb-ae84-0c0c5a3bfc02/bin/uautomizer-verify-LYvppIcaGC/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (7)] Ended with exit code 0 [2024-11-24 01:08:42,549 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-24 01:08:42,549 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_241e4ed4-9dd8-4dfb-ae84-0c0c5a3bfc02/bin/uautomizer-verify-LYvppIcaGC/z3 [2024-11-24 01:08:42,551 INFO L229 MonitoredProcess]: Starting monitored process 8 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_241e4ed4-9dd8-4dfb-ae84-0c0c5a3bfc02/bin/uautomizer-verify-LYvppIcaGC/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-24 01:08:42,554 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_241e4ed4-9dd8-4dfb-ae84-0c0c5a3bfc02/bin/uautomizer-verify-LYvppIcaGC/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (8)] Waiting until timeout for monitored process [2024-11-24 01:08:42,556 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-11-24 01:08:42,574 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-24 01:08:42,574 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-11-24 01:08:42,574 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-24 01:08:42,575 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-24 01:08:42,575 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-24 01:08:42,575 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-11-24 01:08:42,576 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-11-24 01:08:42,579 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-24 01:08:42,589 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_241e4ed4-9dd8-4dfb-ae84-0c0c5a3bfc02/bin/uautomizer-verify-LYvppIcaGC/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (8)] Forceful destruction successful, exit code 0 [2024-11-24 01:08:42,590 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-24 01:08:42,590 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_241e4ed4-9dd8-4dfb-ae84-0c0c5a3bfc02/bin/uautomizer-verify-LYvppIcaGC/z3 [2024-11-24 01:08:42,592 INFO L229 MonitoredProcess]: Starting monitored process 9 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_241e4ed4-9dd8-4dfb-ae84-0c0c5a3bfc02/bin/uautomizer-verify-LYvppIcaGC/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-24 01:08:42,593 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_241e4ed4-9dd8-4dfb-ae84-0c0c5a3bfc02/bin/uautomizer-verify-LYvppIcaGC/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (9)] Waiting until timeout for monitored process [2024-11-24 01:08:42,595 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-11-24 01:08:42,611 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-24 01:08:42,611 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-11-24 01:08:42,611 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-24 01:08:42,611 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-24 01:08:42,612 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-24 01:08:42,612 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-11-24 01:08:42,612 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-11-24 01:08:42,615 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-24 01:08:42,624 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_241e4ed4-9dd8-4dfb-ae84-0c0c5a3bfc02/bin/uautomizer-verify-LYvppIcaGC/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (9)] Ended with exit code 0 [2024-11-24 01:08:42,625 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-24 01:08:42,625 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_241e4ed4-9dd8-4dfb-ae84-0c0c5a3bfc02/bin/uautomizer-verify-LYvppIcaGC/z3 [2024-11-24 01:08:42,627 INFO L229 MonitoredProcess]: Starting monitored process 10 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_241e4ed4-9dd8-4dfb-ae84-0c0c5a3bfc02/bin/uautomizer-verify-LYvppIcaGC/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-24 01:08:42,628 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_241e4ed4-9dd8-4dfb-ae84-0c0c5a3bfc02/bin/uautomizer-verify-LYvppIcaGC/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (10)] Waiting until timeout for monitored process [2024-11-24 01:08:42,630 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-11-24 01:08:42,644 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-24 01:08:42,644 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-11-24 01:08:42,644 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-24 01:08:42,644 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-24 01:08:42,644 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-24 01:08:42,645 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-11-24 01:08:42,645 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-11-24 01:08:42,650 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-24 01:08:42,657 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_241e4ed4-9dd8-4dfb-ae84-0c0c5a3bfc02/bin/uautomizer-verify-LYvppIcaGC/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (10)] Ended with exit code 0 [2024-11-24 01:08:42,658 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-24 01:08:42,658 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_241e4ed4-9dd8-4dfb-ae84-0c0c5a3bfc02/bin/uautomizer-verify-LYvppIcaGC/z3 [2024-11-24 01:08:42,660 INFO L229 MonitoredProcess]: Starting monitored process 11 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_241e4ed4-9dd8-4dfb-ae84-0c0c5a3bfc02/bin/uautomizer-verify-LYvppIcaGC/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-24 01:08:42,661 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_241e4ed4-9dd8-4dfb-ae84-0c0c5a3bfc02/bin/uautomizer-verify-LYvppIcaGC/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (11)] Waiting until timeout for monitored process [2024-11-24 01:08:42,663 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-11-24 01:08:42,676 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-24 01:08:42,677 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-11-24 01:08:42,678 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-24 01:08:42,678 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-24 01:08:42,678 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-24 01:08:42,679 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-11-24 01:08:42,680 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-11-24 01:08:42,685 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-24 01:08:42,696 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_241e4ed4-9dd8-4dfb-ae84-0c0c5a3bfc02/bin/uautomizer-verify-LYvppIcaGC/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (11)] Ended with exit code 0 [2024-11-24 01:08:42,697 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-24 01:08:42,697 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_241e4ed4-9dd8-4dfb-ae84-0c0c5a3bfc02/bin/uautomizer-verify-LYvppIcaGC/z3 [2024-11-24 01:08:42,699 INFO L229 MonitoredProcess]: Starting monitored process 12 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_241e4ed4-9dd8-4dfb-ae84-0c0c5a3bfc02/bin/uautomizer-verify-LYvppIcaGC/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-24 01:08:42,703 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_241e4ed4-9dd8-4dfb-ae84-0c0c5a3bfc02/bin/uautomizer-verify-LYvppIcaGC/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (12)] Waiting until timeout for monitored process [2024-11-24 01:08:42,704 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-11-24 01:08:42,723 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-24 01:08:42,723 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-11-24 01:08:42,723 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-24 01:08:42,723 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-24 01:08:42,723 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-24 01:08:42,724 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-11-24 01:08:42,724 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-11-24 01:08:42,727 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-24 01:08:42,740 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_241e4ed4-9dd8-4dfb-ae84-0c0c5a3bfc02/bin/uautomizer-verify-LYvppIcaGC/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (12)] Ended with exit code 0 [2024-11-24 01:08:42,740 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-24 01:08:42,741 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_241e4ed4-9dd8-4dfb-ae84-0c0c5a3bfc02/bin/uautomizer-verify-LYvppIcaGC/z3 [2024-11-24 01:08:42,743 INFO L229 MonitoredProcess]: Starting monitored process 13 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_241e4ed4-9dd8-4dfb-ae84-0c0c5a3bfc02/bin/uautomizer-verify-LYvppIcaGC/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-24 01:08:42,747 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_241e4ed4-9dd8-4dfb-ae84-0c0c5a3bfc02/bin/uautomizer-verify-LYvppIcaGC/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (13)] Waiting until timeout for monitored process [2024-11-24 01:08:42,751 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-11-24 01:08:42,767 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-24 01:08:42,767 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-11-24 01:08:42,767 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-24 01:08:42,767 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-24 01:08:42,767 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-24 01:08:42,768 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-11-24 01:08:42,768 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-11-24 01:08:42,771 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-24 01:08:42,779 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_241e4ed4-9dd8-4dfb-ae84-0c0c5a3bfc02/bin/uautomizer-verify-LYvppIcaGC/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (13)] Ended with exit code 0 [2024-11-24 01:08:42,779 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-24 01:08:42,780 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_241e4ed4-9dd8-4dfb-ae84-0c0c5a3bfc02/bin/uautomizer-verify-LYvppIcaGC/z3 [2024-11-24 01:08:42,783 INFO L229 MonitoredProcess]: Starting monitored process 14 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_241e4ed4-9dd8-4dfb-ae84-0c0c5a3bfc02/bin/uautomizer-verify-LYvppIcaGC/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-24 01:08:42,785 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_241e4ed4-9dd8-4dfb-ae84-0c0c5a3bfc02/bin/uautomizer-verify-LYvppIcaGC/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (14)] Waiting until timeout for monitored process [2024-11-24 01:08:42,787 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-11-24 01:08:42,801 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-24 01:08:42,801 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-11-24 01:08:42,801 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-24 01:08:42,801 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-24 01:08:42,801 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-24 01:08:42,802 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-11-24 01:08:42,802 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-11-24 01:08:42,804 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-24 01:08:42,815 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_241e4ed4-9dd8-4dfb-ae84-0c0c5a3bfc02/bin/uautomizer-verify-LYvppIcaGC/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (14)] Forceful destruction successful, exit code 0 [2024-11-24 01:08:42,815 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-24 01:08:42,816 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_241e4ed4-9dd8-4dfb-ae84-0c0c5a3bfc02/bin/uautomizer-verify-LYvppIcaGC/z3 [2024-11-24 01:08:42,818 INFO L229 MonitoredProcess]: Starting monitored process 15 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_241e4ed4-9dd8-4dfb-ae84-0c0c5a3bfc02/bin/uautomizer-verify-LYvppIcaGC/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-24 01:08:42,819 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_241e4ed4-9dd8-4dfb-ae84-0c0c5a3bfc02/bin/uautomizer-verify-LYvppIcaGC/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (15)] Waiting until timeout for monitored process [2024-11-24 01:08:42,821 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-11-24 01:08:42,834 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-24 01:08:42,835 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-11-24 01:08:42,835 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-24 01:08:42,835 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-24 01:08:42,835 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-24 01:08:42,835 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-11-24 01:08:42,835 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-11-24 01:08:42,837 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-24 01:08:42,848 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_241e4ed4-9dd8-4dfb-ae84-0c0c5a3bfc02/bin/uautomizer-verify-LYvppIcaGC/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (15)] Ended with exit code 0 [2024-11-24 01:08:42,849 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-24 01:08:42,849 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_241e4ed4-9dd8-4dfb-ae84-0c0c5a3bfc02/bin/uautomizer-verify-LYvppIcaGC/z3 [2024-11-24 01:08:42,851 INFO L229 MonitoredProcess]: Starting monitored process 16 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_241e4ed4-9dd8-4dfb-ae84-0c0c5a3bfc02/bin/uautomizer-verify-LYvppIcaGC/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-24 01:08:42,857 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_241e4ed4-9dd8-4dfb-ae84-0c0c5a3bfc02/bin/uautomizer-verify-LYvppIcaGC/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (16)] Waiting until timeout for monitored process [2024-11-24 01:08:42,858 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-11-24 01:08:42,876 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-24 01:08:42,876 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-11-24 01:08:42,876 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-24 01:08:42,876 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-24 01:08:42,876 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-24 01:08:42,879 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-11-24 01:08:42,879 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-11-24 01:08:42,884 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-24 01:08:42,894 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_241e4ed4-9dd8-4dfb-ae84-0c0c5a3bfc02/bin/uautomizer-verify-LYvppIcaGC/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (16)] Ended with exit code 0 [2024-11-24 01:08:42,894 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-24 01:08:42,894 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_241e4ed4-9dd8-4dfb-ae84-0c0c5a3bfc02/bin/uautomizer-verify-LYvppIcaGC/z3 [2024-11-24 01:08:42,896 INFO L229 MonitoredProcess]: Starting monitored process 17 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_241e4ed4-9dd8-4dfb-ae84-0c0c5a3bfc02/bin/uautomizer-verify-LYvppIcaGC/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-24 01:08:42,899 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_241e4ed4-9dd8-4dfb-ae84-0c0c5a3bfc02/bin/uautomizer-verify-LYvppIcaGC/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (17)] Waiting until timeout for monitored process [2024-11-24 01:08:42,901 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-11-24 01:08:42,915 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-24 01:08:42,915 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-11-24 01:08:42,915 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-24 01:08:42,916 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-24 01:08:42,916 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-24 01:08:42,916 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-11-24 01:08:42,916 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-11-24 01:08:42,921 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-24 01:08:42,930 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_241e4ed4-9dd8-4dfb-ae84-0c0c5a3bfc02/bin/uautomizer-verify-LYvppIcaGC/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (17)] Ended with exit code 0 [2024-11-24 01:08:42,930 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-24 01:08:42,930 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_241e4ed4-9dd8-4dfb-ae84-0c0c5a3bfc02/bin/uautomizer-verify-LYvppIcaGC/z3 [2024-11-24 01:08:42,934 INFO L229 MonitoredProcess]: Starting monitored process 18 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_241e4ed4-9dd8-4dfb-ae84-0c0c5a3bfc02/bin/uautomizer-verify-LYvppIcaGC/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-24 01:08:42,936 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_241e4ed4-9dd8-4dfb-ae84-0c0c5a3bfc02/bin/uautomizer-verify-LYvppIcaGC/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (18)] Waiting until timeout for monitored process [2024-11-24 01:08:42,936 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-11-24 01:08:42,951 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-24 01:08:42,951 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-11-24 01:08:42,951 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-24 01:08:42,951 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-24 01:08:42,952 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-24 01:08:42,952 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-11-24 01:08:42,952 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-11-24 01:08:42,956 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-24 01:08:42,965 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_241e4ed4-9dd8-4dfb-ae84-0c0c5a3bfc02/bin/uautomizer-verify-LYvppIcaGC/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (18)] Ended with exit code 0 [2024-11-24 01:08:42,965 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-24 01:08:42,965 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_241e4ed4-9dd8-4dfb-ae84-0c0c5a3bfc02/bin/uautomizer-verify-LYvppIcaGC/z3 [2024-11-24 01:08:42,967 INFO L229 MonitoredProcess]: Starting monitored process 19 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_241e4ed4-9dd8-4dfb-ae84-0c0c5a3bfc02/bin/uautomizer-verify-LYvppIcaGC/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-24 01:08:42,972 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-11-24 01:08:42,975 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_241e4ed4-9dd8-4dfb-ae84-0c0c5a3bfc02/bin/uautomizer-verify-LYvppIcaGC/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (19)] Waiting until timeout for monitored process [2024-11-24 01:08:42,988 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-24 01:08:42,988 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-11-24 01:08:42,988 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-24 01:08:42,988 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-24 01:08:42,988 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-24 01:08:42,989 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-11-24 01:08:42,989 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-11-24 01:08:42,995 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-24 01:08:43,004 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_241e4ed4-9dd8-4dfb-ae84-0c0c5a3bfc02/bin/uautomizer-verify-LYvppIcaGC/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (19)] Ended with exit code 0 [2024-11-24 01:08:43,005 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-24 01:08:43,005 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_241e4ed4-9dd8-4dfb-ae84-0c0c5a3bfc02/bin/uautomizer-verify-LYvppIcaGC/z3 [2024-11-24 01:08:43,007 INFO L229 MonitoredProcess]: Starting monitored process 20 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_241e4ed4-9dd8-4dfb-ae84-0c0c5a3bfc02/bin/uautomizer-verify-LYvppIcaGC/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-24 01:08:43,008 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_241e4ed4-9dd8-4dfb-ae84-0c0c5a3bfc02/bin/uautomizer-verify-LYvppIcaGC/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (20)] Waiting until timeout for monitored process [2024-11-24 01:08:43,010 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-11-24 01:08:43,023 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-24 01:08:43,024 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-11-24 01:08:43,024 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-24 01:08:43,024 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-24 01:08:43,024 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-24 01:08:43,024 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-11-24 01:08:43,025 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-11-24 01:08:43,028 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-24 01:08:43,036 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_241e4ed4-9dd8-4dfb-ae84-0c0c5a3bfc02/bin/uautomizer-verify-LYvppIcaGC/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (20)] Forceful destruction successful, exit code 0 [2024-11-24 01:08:43,037 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-24 01:08:43,037 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_241e4ed4-9dd8-4dfb-ae84-0c0c5a3bfc02/bin/uautomizer-verify-LYvppIcaGC/z3 [2024-11-24 01:08:43,040 INFO L229 MonitoredProcess]: Starting monitored process 21 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_241e4ed4-9dd8-4dfb-ae84-0c0c5a3bfc02/bin/uautomizer-verify-LYvppIcaGC/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-24 01:08:43,041 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_241e4ed4-9dd8-4dfb-ae84-0c0c5a3bfc02/bin/uautomizer-verify-LYvppIcaGC/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (21)] Waiting until timeout for monitored process [2024-11-24 01:08:43,042 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-11-24 01:08:43,056 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-24 01:08:43,056 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-11-24 01:08:43,056 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-24 01:08:43,056 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-24 01:08:43,056 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-24 01:08:43,057 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-11-24 01:08:43,057 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-11-24 01:08:43,059 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-24 01:08:43,066 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_241e4ed4-9dd8-4dfb-ae84-0c0c5a3bfc02/bin/uautomizer-verify-LYvppIcaGC/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (21)] Ended with exit code 0 [2024-11-24 01:08:43,067 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-24 01:08:43,067 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_241e4ed4-9dd8-4dfb-ae84-0c0c5a3bfc02/bin/uautomizer-verify-LYvppIcaGC/z3 [2024-11-24 01:08:43,069 INFO L229 MonitoredProcess]: Starting monitored process 22 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_241e4ed4-9dd8-4dfb-ae84-0c0c5a3bfc02/bin/uautomizer-verify-LYvppIcaGC/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-24 01:08:43,071 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_241e4ed4-9dd8-4dfb-ae84-0c0c5a3bfc02/bin/uautomizer-verify-LYvppIcaGC/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (22)] Waiting until timeout for monitored process [2024-11-24 01:08:43,072 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-11-24 01:08:43,086 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-24 01:08:43,086 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-11-24 01:08:43,086 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-24 01:08:43,086 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-24 01:08:43,086 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-24 01:08:43,087 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-11-24 01:08:43,087 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-11-24 01:08:43,089 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-24 01:08:43,095 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_241e4ed4-9dd8-4dfb-ae84-0c0c5a3bfc02/bin/uautomizer-verify-LYvppIcaGC/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (22)] Ended with exit code 0 [2024-11-24 01:08:43,095 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-24 01:08:43,096 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_241e4ed4-9dd8-4dfb-ae84-0c0c5a3bfc02/bin/uautomizer-verify-LYvppIcaGC/z3 [2024-11-24 01:08:43,097 INFO L229 MonitoredProcess]: Starting monitored process 23 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_241e4ed4-9dd8-4dfb-ae84-0c0c5a3bfc02/bin/uautomizer-verify-LYvppIcaGC/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-24 01:08:43,099 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_241e4ed4-9dd8-4dfb-ae84-0c0c5a3bfc02/bin/uautomizer-verify-LYvppIcaGC/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (23)] Waiting until timeout for monitored process [2024-11-24 01:08:43,100 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-11-24 01:08:43,114 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-24 01:08:43,114 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-24 01:08:43,114 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-24 01:08:43,114 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-24 01:08:43,119 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2024-11-24 01:08:43,119 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2024-11-24 01:08:43,126 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-24 01:08:43,137 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_241e4ed4-9dd8-4dfb-ae84-0c0c5a3bfc02/bin/uautomizer-verify-LYvppIcaGC/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (23)] Ended with exit code 0 [2024-11-24 01:08:43,138 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-24 01:08:43,138 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_241e4ed4-9dd8-4dfb-ae84-0c0c5a3bfc02/bin/uautomizer-verify-LYvppIcaGC/z3 [2024-11-24 01:08:43,140 INFO L229 MonitoredProcess]: Starting monitored process 24 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_241e4ed4-9dd8-4dfb-ae84-0c0c5a3bfc02/bin/uautomizer-verify-LYvppIcaGC/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-24 01:08:43,146 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_241e4ed4-9dd8-4dfb-ae84-0c0c5a3bfc02/bin/uautomizer-verify-LYvppIcaGC/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (24)] Waiting until timeout for monitored process [2024-11-24 01:08:43,147 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-11-24 01:08:43,165 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-24 01:08:43,165 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-24 01:08:43,165 INFO L204 nArgumentSynthesizer]: 2 loop disjuncts [2024-11-24 01:08:43,165 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-24 01:08:43,191 INFO L401 nArgumentSynthesizer]: We have 16 Motzkin's Theorem applications. [2024-11-24 01:08:43,191 INFO L402 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2024-11-24 01:08:43,227 INFO L420 nArgumentSynthesizer]: Found a termination argument, trying to simplify. [2024-11-24 01:08:43,278 INFO L443 ModelExtractionUtils]: Simplification made 10 calls to the SMT solver. [2024-11-24 01:08:43,282 INFO L444 ModelExtractionUtils]: 12 out of 21 variables were initially zero. Simplification set additionally 6 variables to zero. [2024-11-24 01:08:43,285 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-24 01:08:43,285 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_241e4ed4-9dd8-4dfb-ae84-0c0c5a3bfc02/bin/uautomizer-verify-LYvppIcaGC/z3 [2024-11-24 01:08:43,290 INFO L229 MonitoredProcess]: Starting monitored process 25 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_241e4ed4-9dd8-4dfb-ae84-0c0c5a3bfc02/bin/uautomizer-verify-LYvppIcaGC/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-24 01:08:43,292 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_241e4ed4-9dd8-4dfb-ae84-0c0c5a3bfc02/bin/uautomizer-verify-LYvppIcaGC/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (25)] Waiting until timeout for monitored process [2024-11-24 01:08:43,293 INFO L435 nArgumentSynthesizer]: Simplifying supporting invariants... [2024-11-24 01:08:43,316 INFO L438 nArgumentSynthesizer]: Removed 3 redundant supporting invariants from a total of 4. [2024-11-24 01:08:43,316 INFO L474 LassoAnalysis]: Proved termination. [2024-11-24 01:08:43,317 INFO L476 LassoAnalysis]: Termination argument consisting of: Ranking function f(new_lseg_#in~n) = 1*new_lseg_#in~n Supporting invariants [1*new_lseg_#in~n >= 0] [2024-11-24 01:08:43,330 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_241e4ed4-9dd8-4dfb-ae84-0c0c5a3bfc02/bin/uautomizer-verify-LYvppIcaGC/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (24)] Ended with exit code 0 [2024-11-24 01:08:43,342 INFO L156 tatePredicateManager]: 1 out of 2 supporting invariants were superfluous and have been removed [2024-11-24 01:08:43,388 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-24 01:08:43,433 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-24 01:08:43,436 INFO L256 TraceCheckSpWp]: Trace formula consists of 85 conjuncts, 8 conjuncts are in the unsatisfiable core [2024-11-24 01:08:43,439 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-24 01:08:43,522 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-24 01:08:43,524 INFO L256 TraceCheckSpWp]: Trace formula consists of 84 conjuncts, 10 conjuncts are in the unsatisfiable core [2024-11-24 01:08:43,527 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-24 01:08:43,604 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-24 01:08:43,643 INFO L141 lantAutomatonBouncer]: Defining deterministic Buchi interpolant automaton with honda bouncer for stem and without honda bouncer for loop.2 stem predicates 3 loop predicates [2024-11-24 01:08:43,645 INFO L71 iDifferenceNCSBLazy3]: Start buchiDifferenceNCSBLazy3. First operand has 18 states, 14 states have (on average 1.2857142857142858) internal successors, (18), 14 states have internal predecessors, (18), 2 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 2 states have call predecessors, (2), 2 states have call successors, (2) Second operand has 5 states, 3 states have (on average 1.6666666666666667) internal successors, (5), 4 states have internal predecessors, (5), 2 states have call successors, (2), 1 states have call predecessors, (2), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-24 01:08:43,850 INFO L75 iDifferenceNCSBLazy3]: Finished buchiDifferenceNCSBLazy3. First operand has 18 states, 14 states have (on average 1.2857142857142858) internal successors, (18), 14 states have internal predecessors, (18), 2 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 2 states have call predecessors, (2), 2 states have call successors, (2). Second operand has 5 states, 3 states have (on average 1.6666666666666667) internal successors, (5), 4 states have internal predecessors, (5), 2 states have call successors, (2), 1 states have call predecessors, (2), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Result 36 states and 42 transitions. Complement of second has 17 states. [2024-11-24 01:08:43,852 INFO L141 InterpolantAutomaton]: Switched to read-only mode: Buchi interpolant automaton has 6 states 2 stem states 3 non-accepting loop states 1 accepting loop states [2024-11-24 01:08:43,857 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 5 states, 3 states have (on average 1.6666666666666667) internal successors, (5), 4 states have internal predecessors, (5), 2 states have call successors, (2), 1 states have call predecessors, (2), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-24 01:08:43,863 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6 states to 6 states and 12 transitions. [2024-11-24 01:08:43,872 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 6 states and 12 transitions. Stem has 4 letters. Loop has 3 letters. [2024-11-24 01:08:43,875 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2024-11-24 01:08:43,875 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 6 states and 12 transitions. Stem has 7 letters. Loop has 3 letters. [2024-11-24 01:08:43,875 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2024-11-24 01:08:43,875 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 6 states and 12 transitions. Stem has 4 letters. Loop has 6 letters. [2024-11-24 01:08:43,876 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2024-11-24 01:08:43,878 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 36 states and 42 transitions. [2024-11-24 01:08:43,881 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 2 [2024-11-24 01:08:43,889 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 36 states to 23 states and 28 transitions. [2024-11-24 01:08:43,891 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 16 [2024-11-24 01:08:43,892 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 18 [2024-11-24 01:08:43,893 INFO L73 IsDeterministic]: Start isDeterministic. Operand 23 states and 28 transitions. [2024-11-24 01:08:43,893 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is not deterministic. [2024-11-24 01:08:43,893 INFO L218 hiAutomatonCegarLoop]: Abstraction has 23 states and 28 transitions. [2024-11-24 01:08:43,911 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 23 states and 28 transitions. [2024-11-24 01:08:43,932 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 23 to 21. [2024-11-24 01:08:43,935 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 21 states, 16 states have (on average 1.125) internal successors, (18), 16 states have internal predecessors, (18), 2 states have call successors, (2), 2 states have call predecessors, (2), 3 states have return successors, (4), 2 states have call predecessors, (4), 2 states have call successors, (4) [2024-11-24 01:08:43,936 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 21 states to 21 states and 24 transitions. [2024-11-24 01:08:43,937 INFO L240 hiAutomatonCegarLoop]: Abstraction has 21 states and 24 transitions. [2024-11-24 01:08:43,937 INFO L425 stractBuchiCegarLoop]: Abstraction has 21 states and 24 transitions. [2024-11-24 01:08:43,938 INFO L332 stractBuchiCegarLoop]: ======== Iteration 2 ============ [2024-11-24 01:08:43,938 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 21 states and 24 transitions. [2024-11-24 01:08:43,940 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 2 [2024-11-24 01:08:43,943 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2024-11-24 01:08:43,943 INFO L119 BuchiIsEmpty]: Starting construction of run [2024-11-24 01:08:43,944 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-24 01:08:43,944 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1] [2024-11-24 01:08:43,945 INFO L747 eck$LassoCheckResult]: Stem: "assume { :begin_inline_ULTIMATE.init } true;assume 0 == #valid[0];assume 0 < #StackHeapBarrier;" "assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~nondet7#1, main_#t~ret8#1.base, main_#t~ret8#1.offset, main_~n~0#1, main_~x~2#1.base, main_~x~2#1.offset;havoc main_#t~nondet7#1;main_~n~0#1 := main_#t~nondet7#1;havoc main_#t~nondet7#1;" "assume !(main_~n~0#1 < 1);assume { :begin_inline_new_cll } true;new_cll_#in~n#1 := main_~n~0#1;havoc new_cll_#res#1.base, new_cll_#res#1.offset;havoc new_cll_#t~malloc4#1.base, new_cll_#t~malloc4#1.offset, new_cll_#t~ret5#1.base, new_cll_#t~ret5#1.offset, new_cll_~n#1, new_cll_~x~1#1.base, new_cll_~x~1#1.offset;new_cll_~n#1 := new_cll_#in~n#1;call new_cll_#t~malloc4#1.base, new_cll_#t~malloc4#1.offset := #Ultimate.allocOnHeap(12);new_cll_~x~1#1.base, new_cll_~x~1#1.offset := new_cll_#t~malloc4#1.base, new_cll_#t~malloc4#1.offset;havoc new_cll_#t~malloc4#1.base, new_cll_#t~malloc4#1.offset;call write~int#0(new_cll_~n#1, new_cll_~x~1#1.base, new_cll_~x~1#1.offset, 4);" "call new_cll_#t~ret5#1.base, new_cll_#t~ret5#1.offset := new_lseg(new_cll_~x~1#1.base, new_cll_~x~1#1.offset, new_cll_~n#1 - 1);"< "~p.base, ~p.offset := #in~p.base, #in~p.offset;~n := #in~n;" "assume 0 == ~n;#res.base, #res.offset := ~p.base, ~p.offset;" "assume true;" >"#38#return;" "call write~$Pointer$#0(new_cll_#t~ret5#1.base, new_cll_#t~ret5#1.offset, new_cll_~x~1#1.base, 4 + new_cll_~x~1#1.offset, 8);havoc new_cll_#t~ret5#1.base, new_cll_#t~ret5#1.offset;new_cll_#res#1.base, new_cll_#res#1.offset := new_cll_~x~1#1.base, new_cll_~x~1#1.offset;" "main_#t~ret8#1.base, main_#t~ret8#1.offset := new_cll_#res#1.base, new_cll_#res#1.offset;havoc new_cll_#t~malloc4#1.base, new_cll_#t~malloc4#1.offset, new_cll_#t~ret5#1.base, new_cll_#t~ret5#1.offset, new_cll_~n#1, new_cll_~x~1#1.base, new_cll_~x~1#1.offset;havoc new_cll_#in~n#1;assume { :end_inline_new_cll } true;main_~x~2#1.base, main_~x~2#1.offset := main_#t~ret8#1.base, main_#t~ret8#1.offset;havoc main_#t~ret8#1.base, main_#t~ret8#1.offset;assume { :begin_inline_traverse } true;traverse_#in~head#1.base, traverse_#in~head#1.offset := main_~x~2#1.base, main_~x~2#1.offset;havoc traverse_#t~mem6#1.base, traverse_#t~mem6#1.offset, traverse_~head#1.base, traverse_~head#1.offset, traverse_~curr~0#1.base, traverse_~curr~0#1.offset;traverse_~head#1.base, traverse_~head#1.offset := traverse_#in~head#1.base, traverse_#in~head#1.offset;traverse_~curr~0#1.base, traverse_~curr~0#1.offset := traverse_~head#1.base, traverse_~head#1.offset;" [2024-11-24 01:08:43,945 INFO L749 eck$LassoCheckResult]: Loop: "assume traverse_~curr~0#1.base != 0 || traverse_~curr~0#1.offset != 0;" "call traverse_#t~mem6#1.base, traverse_#t~mem6#1.offset := read~$Pointer$#0(traverse_~curr~0#1.base, 4 + traverse_~curr~0#1.offset, 8);traverse_~curr~0#1.base, traverse_~curr~0#1.offset := traverse_#t~mem6#1.base, traverse_#t~mem6#1.offset;havoc traverse_#t~mem6#1.base, traverse_#t~mem6#1.offset;" [2024-11-24 01:08:43,945 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-24 01:08:43,946 INFO L85 PathProgramCache]: Analyzing trace with hash 1831649928, now seen corresponding path program 1 times [2024-11-24 01:08:43,946 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL_NO_AM [2024-11-24 01:08:43,946 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1459799365] [2024-11-24 01:08:43,946 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-24 01:08:43,946 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-24 01:08:43,985 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-24 01:08:43,986 INFO L357 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-24 01:08:44,006 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-24 01:08:44,013 INFO L130 FreeRefinementEngine]: Strategy CAMEL_NO_AM found a feasible trace [2024-11-24 01:08:44,013 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-24 01:08:44,013 INFO L85 PathProgramCache]: Analyzing trace with hash 1509, now seen corresponding path program 1 times [2024-11-24 01:08:44,014 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL_NO_AM [2024-11-24 01:08:44,014 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [338785849] [2024-11-24 01:08:44,014 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-24 01:08:44,014 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-24 01:08:44,020 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-24 01:08:44,020 INFO L357 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-24 01:08:44,024 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-24 01:08:44,026 INFO L130 FreeRefinementEngine]: Strategy CAMEL_NO_AM found a feasible trace [2024-11-24 01:08:44,027 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-24 01:08:44,027 INFO L85 PathProgramCache]: Analyzing trace with hash -721010004, now seen corresponding path program 1 times [2024-11-24 01:08:44,027 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL_NO_AM [2024-11-24 01:08:44,027 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1391995903] [2024-11-24 01:08:44,027 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-24 01:08:44,027 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-24 01:08:44,062 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-24 01:08:44,062 INFO L357 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-24 01:08:44,085 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-24 01:08:44,091 INFO L130 FreeRefinementEngine]: Strategy CAMEL_NO_AM found a feasible trace [2024-11-24 01:08:45,308 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_241e4ed4-9dd8-4dfb-ae84-0c0c5a3bfc02/bin/uautomizer-verify-LYvppIcaGC/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (25)] Forceful destruction successful, exit code 0 [2024-11-24 01:08:45,470 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-24 01:08:45,470 INFO L357 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-24 01:08:45,488 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-24 01:08:45,536 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer CFG 24.11 01:08:45 BoogieIcfgContainer [2024-11-24 01:08:45,536 INFO L131 PluginConnector]: ------------------------ END BuchiAutomizer---------------------------- [2024-11-24 01:08:45,537 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-11-24 01:08:45,537 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-11-24 01:08:45,537 INFO L274 PluginConnector]: Witness Printer initialized [2024-11-24 01:08:45,538 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.11 01:08:38" (3/4) ... [2024-11-24 01:08:45,541 INFO L143 WitnessPrinter]: Generating witness for non-termination counterexample [2024-11-24 01:08:45,582 INFO L149 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_241e4ed4-9dd8-4dfb-ae84-0c0c5a3bfc02/bin/uautomizer-verify-LYvppIcaGC/witness.graphml [2024-11-24 01:08:45,582 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-11-24 01:08:45,583 INFO L158 Benchmark]: Toolchain (without parser) took 8032.24ms. Allocated memory was 142.6MB in the beginning and 360.7MB in the end (delta: 218.1MB). Free memory was 106.6MB in the beginning and 309.3MB in the end (delta: -202.7MB). Peak memory consumption was 10.3MB. Max. memory is 16.1GB. [2024-11-24 01:08:45,583 INFO L158 Benchmark]: CDTParser took 0.45ms. Allocated memory is still 167.8MB. Free memory is still 105.0MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-24 01:08:45,584 INFO L158 Benchmark]: CACSL2BoogieTranslator took 637.98ms. Allocated memory is still 142.6MB. Free memory was 106.6MB in the beginning and 90.0MB in the end (delta: 16.6MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2024-11-24 01:08:45,584 INFO L158 Benchmark]: Boogie Procedure Inliner took 36.84ms. Allocated memory is still 142.6MB. Free memory was 90.0MB in the beginning and 88.5MB in the end (delta: 1.4MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-24 01:08:45,584 INFO L158 Benchmark]: Boogie Preprocessor took 59.17ms. Allocated memory is still 142.6MB. Free memory was 88.5MB in the beginning and 86.8MB in the end (delta: 1.7MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-24 01:08:45,585 INFO L158 Benchmark]: RCFGBuilder took 390.32ms. Allocated memory is still 142.6MB. Free memory was 86.8MB in the beginning and 74.9MB in the end (delta: 11.9MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2024-11-24 01:08:45,585 INFO L158 Benchmark]: BuchiAutomizer took 6855.29ms. Allocated memory was 142.6MB in the beginning and 360.7MB in the end (delta: 218.1MB). Free memory was 74.9MB in the beginning and 312.0MB in the end (delta: -237.0MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-24 01:08:45,586 INFO L158 Benchmark]: Witness Printer took 44.81ms. Allocated memory is still 360.7MB. Free memory was 312.0MB in the beginning and 309.3MB in the end (delta: 2.7MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-24 01:08:45,588 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.45ms. Allocated memory is still 167.8MB. Free memory is still 105.0MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 637.98ms. Allocated memory is still 142.6MB. Free memory was 106.6MB in the beginning and 90.0MB in the end (delta: 16.6MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 36.84ms. Allocated memory is still 142.6MB. Free memory was 90.0MB in the beginning and 88.5MB in the end (delta: 1.4MB). There was no memory consumed. Max. memory is 16.1GB. * Boogie Preprocessor took 59.17ms. Allocated memory is still 142.6MB. Free memory was 88.5MB in the beginning and 86.8MB in the end (delta: 1.7MB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 390.32ms. Allocated memory is still 142.6MB. Free memory was 86.8MB in the beginning and 74.9MB in the end (delta: 11.9MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * BuchiAutomizer took 6855.29ms. Allocated memory was 142.6MB in the beginning and 360.7MB in the end (delta: 218.1MB). Free memory was 74.9MB in the beginning and 312.0MB in the end (delta: -237.0MB). There was no memory consumed. Max. memory is 16.1GB. * Witness Printer took 44.81ms. Allocated memory is still 360.7MB. Free memory was 312.0MB in the beginning and 309.3MB in the end (delta: 2.7MB). There was no memory consumed. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: Constructed decomposition of program Your program was decomposed into 1 terminating modules (0 trivial, 1 deterministic, 0 nondeterministic) and one nonterminating remainder module.One deterministic module has affine ranking function \old(n) and consists of 6 locations. The remainder module has 21 locations. - StatisticsResult: Timing statistics BüchiAutomizer plugin needed 6.7s and 2 iterations. TraceHistogramMax:1. Analysis of lassos took 6.1s. Construction of modules took 0.0s. Büchi inclusion checks took 0.4s. Highest rank in rank-based complementation 3. Minimization of det autom 0. Minimization of nondet autom 1. Automata minimization 0.0s AutomataMinimizationTime, 1 MinimizatonAttempts, 2 StatesRemovedByMinimization, 1 NontrivialMinimizations. Non-live state removal took 0.0s Buchi closure took 0.0s. Biggest automaton had -1 states and ocurred in iteration -1. Nontrivial modules had stage [1, 0, 0, 0, 0]. InterpolantCoveringCapabilityFinite: 0/0 InterpolantCoveringCapabilityBuchi: 0/0 HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 11 SdHoareTripleChecker+Valid, 0.1s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 11 mSDsluCounter, 16 SdHoareTripleChecker+Invalid, 0.0s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 7 mSDsCounter, 6 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 16 IncrementalHoareTripleChecker+Invalid, 22 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 6 mSolverCounterUnsat, 9 mSDtfsCounter, 16 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown LassoAnalysisResults: nont1 unkn0 SFLI0 SFLT0 conc0 concLT0 SILN0 SILU0 SILI0 SILT0 lasso1 LassoPreprocessingBenchmarks: Lassos: inital197 mio100 ax100 hnf100 lsp96 ukn49 mio100 lsp27 div100 bol100 ite100 ukn100 eq188 hnf91 smp100 dnf135 smp100 tf100 neg100 sie106 LassoTerminationAnalysisBenchmarks: ConstraintsSatisfiability: sat Degree: 0 Time: 178ms VariablesStem: 3 VariablesLoop: 4 DisjunctsStem: 1 DisjunctsLoop: 2 SupportingInvariants: 4 MotzkinApplications: 16 LassoTerminationAnalysisBenchmarks: LassoNonterminationAnalysisSatFixpoint: 0 LassoNonterminationAnalysisSatUnbounded: 0 LassoNonterminationAnalysisUnsat: 0 LassoNonterminationAnalysisUnknown: 0 LassoNonterminationAnalysisTime: 0.0s InitialAbstractionConstructionTime: 0.0s - TerminationAnalysisResult: Nontermination possible Buchi Automizer proved that your program is nonterminating for some inputs - LassoShapedNonTerminationArgument [Line: 565]: Nontermination argument in form of an infinite program execution. Nontermination argument in form of an infinite program execution. Stem: [L571] int n = __VERIFIER_nondet_int(); [L572] COND FALSE !(n < 1) [L575] CALL, EXPR new_cll(n) [L557] node_t* x = malloc(sizeof(node_t)); [L558] x->val = n [L559] CALL, EXPR new_lseg(x,n-1) VAL [\old(n)=0, \old(p)={29473:0}] [L548] COND TRUE n==0 [L549] return p; VAL [\old(n)=0, \old(p)={29473:0}, \result={29473:0}] [L559] RET, EXPR new_lseg(x,n-1) VAL [n=1, x={29473:0}] [L559] x->next = new_lseg(x,n-1) [L560] return x; VAL [\result={29473:0}, n=1] [L575] RET, EXPR new_cll(n) [L575] node_t* x = new_cll(n); [L576] CALL traverse(x) [L564] node_t* curr = head; VAL [curr={29473:0}] Loop: [L565] COND TRUE curr != ((void *)0) [L566] EXPR curr->next [L566] curr = curr->next End of lasso representation. - StatisticsResult: NonterminationArgumentStatistics Fixpoint - NonterminatingLassoResult [Line: 565]: Nonterminating execution Found a nonterminating execution for the following lasso shaped sequence of statements. Stem: [L571] int n = __VERIFIER_nondet_int(); [L572] COND FALSE !(n < 1) [L575] CALL, EXPR new_cll(n) [L557] node_t* x = malloc(sizeof(node_t)); [L558] x->val = n [L559] CALL, EXPR new_lseg(x,n-1) VAL [\old(n)=0, \old(p)={29473:0}] [L548] COND TRUE n==0 [L549] return p; VAL [\old(n)=0, \old(p)={29473:0}, \result={29473:0}] [L559] RET, EXPR new_lseg(x,n-1) VAL [n=1, x={29473:0}] [L559] x->next = new_lseg(x,n-1) [L560] return x; VAL [\result={29473:0}, n=1] [L575] RET, EXPR new_cll(n) [L575] node_t* x = new_cll(n); [L576] CALL traverse(x) [L564] node_t* curr = head; VAL [curr={29473:0}] Loop: [L565] COND TRUE curr != ((void *)0) [L566] EXPR curr->next [L566] curr = curr->next End of lasso representation. RESULT: Ultimate proved your program to be incorrect! [2024-11-24 01:08:45,611 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_241e4ed4-9dd8-4dfb-ae84-0c0c5a3bfc02/bin/uautomizer-verify-LYvppIcaGC/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (1)] Ended with exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Writing human readable error path to file UltimateCounterExample.errorpath Result: FALSE(TERM)