./Ultimate.py --spec ../../sv-benchmarks/c/properties/termination.prp --file ../../sv-benchmarks/c/termination-memory-alloca/cstrncat-alloca-1.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for termination Using default analysis Version e7bb482b Calling Ultimate with: /usr/lib/jvm/java-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6839dae1-9302-431c-9e74-1340703485a7/bin/uautomizer-verify-WvqO1wxjHP/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6839dae1-9302-431c-9e74-1340703485a7/bin/uautomizer-verify-WvqO1wxjHP/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6839dae1-9302-431c-9e74-1340703485a7/bin/uautomizer-verify-WvqO1wxjHP/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6839dae1-9302-431c-9e74-1340703485a7/bin/uautomizer-verify-WvqO1wxjHP/config/AutomizerTermination.xml -i ../../sv-benchmarks/c/termination-memory-alloca/cstrncat-alloca-1.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6839dae1-9302-431c-9e74-1340703485a7/bin/uautomizer-verify-WvqO1wxjHP/config/svcomp-Termination-64bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6839dae1-9302-431c-9e74-1340703485a7/bin/uautomizer-verify-WvqO1wxjHP --witnessprinter.witness.filename witness.graphml --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 6371c4611e316d2d263767edd018a520ca95364feb4c5ab9be1def305b667b3d --- Real Ultimate output --- This is Ultimate 0.2.3-dev-e7bb482 [2023-11-06 21:57:31,661 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-06 21:57:31,753 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6839dae1-9302-431c-9e74-1340703485a7/bin/uautomizer-verify-WvqO1wxjHP/config/svcomp-Termination-64bit-Automizer_Default.epf [2023-11-06 21:57:31,760 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-06 21:57:31,761 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2023-11-06 21:57:31,792 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-06 21:57:31,793 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-11-06 21:57:31,794 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-11-06 21:57:31,795 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-06 21:57:31,796 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-06 21:57:31,797 INFO L153 SettingsManager]: * Use SBE=true [2023-11-06 21:57:31,798 INFO L151 SettingsManager]: Preferences of BuchiAutomizer differ from their defaults: [2023-11-06 21:57:31,799 INFO L153 SettingsManager]: * NCSB implementation=INTSET_LAZY3 [2023-11-06 21:57:31,800 INFO L153 SettingsManager]: * Use old map elimination=false [2023-11-06 21:57:31,800 INFO L153 SettingsManager]: * Use external solver (rank synthesis)=false [2023-11-06 21:57:31,801 INFO L153 SettingsManager]: * Use only trivial implications for array writes=true [2023-11-06 21:57:31,802 INFO L153 SettingsManager]: * Rank analysis=LINEAR_WITH_GUESSES [2023-11-06 21:57:31,803 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-06 21:57:31,803 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=ASSUME [2023-11-06 21:57:31,804 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-06 21:57:31,805 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-06 21:57:31,806 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=ASSUME [2023-11-06 21:57:31,806 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=ASSUME [2023-11-06 21:57:31,807 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=ASSUME [2023-11-06 21:57:31,808 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-11-06 21:57:31,808 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-06 21:57:31,809 INFO L153 SettingsManager]: * Assume nondeterminstic values are in range=false [2023-11-06 21:57:31,810 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-06 21:57:31,810 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-06 21:57:31,811 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-11-06 21:57:31,812 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-06 21:57:31,813 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2023-11-06 21:57:31,814 INFO L151 SettingsManager]: Preferences of IcfgTransformer differ from their defaults: [2023-11-06 21:57:31,815 INFO L153 SettingsManager]: * TransformationType=MODULO_NEIGHBOR WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6839dae1-9302-431c-9e74-1340703485a7/bin/uautomizer-verify-WvqO1wxjHP/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6839dae1-9302-431c-9e74-1340703485a7/bin/uautomizer-verify-WvqO1wxjHP Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(F end) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 6371c4611e316d2d263767edd018a520ca95364feb4c5ab9be1def305b667b3d [2023-11-06 21:57:32,167 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-06 21:57:32,231 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-06 21:57:32,235 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-06 21:57:32,236 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-06 21:57:32,238 INFO L274 PluginConnector]: CDTParser initialized [2023-11-06 21:57:32,239 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6839dae1-9302-431c-9e74-1340703485a7/bin/uautomizer-verify-WvqO1wxjHP/../../sv-benchmarks/c/termination-memory-alloca/cstrncat-alloca-1.i [2023-11-06 21:57:36,058 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-06 21:57:36,457 INFO L384 CDTParser]: Found 1 translation units. [2023-11-06 21:57:36,458 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6839dae1-9302-431c-9e74-1340703485a7/sv-benchmarks/c/termination-memory-alloca/cstrncat-alloca-1.i [2023-11-06 21:57:36,481 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6839dae1-9302-431c-9e74-1340703485a7/bin/uautomizer-verify-WvqO1wxjHP/data/88943596f/4c7fe2df498944dea17ce9b51319775e/FLAGba1ea6557 [2023-11-06 21:57:36,501 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6839dae1-9302-431c-9e74-1340703485a7/bin/uautomizer-verify-WvqO1wxjHP/data/88943596f/4c7fe2df498944dea17ce9b51319775e [2023-11-06 21:57:36,505 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-06 21:57:36,507 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-06 21:57:36,509 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-06 21:57:36,509 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-06 21:57:36,517 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-06 21:57:36,518 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.11 09:57:36" (1/1) ... [2023-11-06 21:57:36,520 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2ee0c105 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 09:57:36, skipping insertion in model container [2023-11-06 21:57:36,520 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.11 09:57:36" (1/1) ... [2023-11-06 21:57:36,582 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-06 21:57:36,940 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-06 21:57:36,959 INFO L202 MainTranslator]: Completed pre-run [2023-11-06 21:57:37,060 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-06 21:57:37,097 INFO L206 MainTranslator]: Completed translation [2023-11-06 21:57:37,098 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 09:57:37 WrapperNode [2023-11-06 21:57:37,098 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-06 21:57:37,099 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-06 21:57:37,100 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-06 21:57:37,100 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-06 21:57:37,110 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 09:57:37" (1/1) ... [2023-11-06 21:57:37,129 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 09:57:37" (1/1) ... [2023-11-06 21:57:37,160 INFO L138 Inliner]: procedures = 111, calls = 16, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 84 [2023-11-06 21:57:37,161 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-06 21:57:37,162 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-06 21:57:37,162 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-06 21:57:37,163 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-06 21:57:37,176 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 09:57:37" (1/1) ... [2023-11-06 21:57:37,176 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 09:57:37" (1/1) ... [2023-11-06 21:57:37,191 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 09:57:37" (1/1) ... [2023-11-06 21:57:37,192 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 09:57:37" (1/1) ... [2023-11-06 21:57:37,210 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 09:57:37" (1/1) ... [2023-11-06 21:57:37,223 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 09:57:37" (1/1) ... [2023-11-06 21:57:37,225 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 09:57:37" (1/1) ... [2023-11-06 21:57:37,227 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 09:57:37" (1/1) ... [2023-11-06 21:57:37,231 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-06 21:57:37,232 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-06 21:57:37,232 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-06 21:57:37,232 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-06 21:57:37,234 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 09:57:37" (1/1) ... [2023-11-06 21:57:37,255 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-06 21:57:37,271 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6839dae1-9302-431c-9e74-1340703485a7/bin/uautomizer-verify-WvqO1wxjHP/z3 [2023-11-06 21:57:37,290 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6839dae1-9302-431c-9e74-1340703485a7/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-06 21:57:37,315 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6839dae1-9302-431c-9e74-1340703485a7/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (1)] Waiting until timeout for monitored process [2023-11-06 21:57:37,362 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2023-11-06 21:57:37,363 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-11-06 21:57:37,363 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-11-06 21:57:37,363 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-11-06 21:57:37,364 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-06 21:57:37,364 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-06 21:57:37,558 INFO L236 CfgBuilder]: Building ICFG [2023-11-06 21:57:37,562 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-06 21:57:37,835 INFO L277 CfgBuilder]: Performing block encoding [2023-11-06 21:57:37,845 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-06 21:57:37,849 INFO L302 CfgBuilder]: Removed 2 assume(true) statements. [2023-11-06 21:57:37,852 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.11 09:57:37 BoogieIcfgContainer [2023-11-06 21:57:37,852 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-06 21:57:37,854 INFO L112 PluginConnector]: ------------------------BuchiAutomizer---------------------------- [2023-11-06 21:57:37,854 INFO L270 PluginConnector]: Initializing BuchiAutomizer... [2023-11-06 21:57:37,859 INFO L274 PluginConnector]: BuchiAutomizer initialized [2023-11-06 21:57:37,860 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2023-11-06 21:57:37,861 INFO L184 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "CDTParser AST 06.11 09:57:36" (1/3) ... [2023-11-06 21:57:37,862 INFO L204 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@13271d87 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 06.11 09:57:37, skipping insertion in model container [2023-11-06 21:57:37,862 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2023-11-06 21:57:37,863 INFO L184 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 09:57:37" (2/3) ... [2023-11-06 21:57:37,863 INFO L204 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@13271d87 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 06.11 09:57:37, skipping insertion in model container [2023-11-06 21:57:37,863 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2023-11-06 21:57:37,866 INFO L184 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.11 09:57:37" (3/3) ... [2023-11-06 21:57:37,868 INFO L332 chiAutomizerObserver]: Analyzing ICFG cstrncat-alloca-1.i [2023-11-06 21:57:38,015 INFO L303 stractBuchiCegarLoop]: Interprodecural is true [2023-11-06 21:57:38,018 INFO L304 stractBuchiCegarLoop]: Hoare is false [2023-11-06 21:57:38,018 INFO L305 stractBuchiCegarLoop]: Compute interpolants for ForwardPredicates [2023-11-06 21:57:38,018 INFO L306 stractBuchiCegarLoop]: Backedges is STRAIGHT_LINE [2023-11-06 21:57:38,019 INFO L307 stractBuchiCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2023-11-06 21:57:38,019 INFO L308 stractBuchiCegarLoop]: Difference is false [2023-11-06 21:57:38,020 INFO L309 stractBuchiCegarLoop]: Minimize is MINIMIZE_SEVPA [2023-11-06 21:57:38,020 INFO L313 stractBuchiCegarLoop]: ======== Iteration 0 == of CEGAR loop == BuchiAutomatonCegarLoop ======== [2023-11-06 21:57:38,028 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand has 18 states, 17 states have (on average 1.588235294117647) internal successors, (27), 17 states have internal predecessors, (27), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-06 21:57:38,076 INFO L131 ngComponentsAnalysis]: Automaton has 2 accepting balls. 5 [2023-11-06 21:57:38,077 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2023-11-06 21:57:38,077 INFO L119 BuchiIsEmpty]: Starting construction of run [2023-11-06 21:57:38,085 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1, 1] [2023-11-06 21:57:38,086 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1] [2023-11-06 21:57:38,087 INFO L335 stractBuchiCegarLoop]: ======== Iteration 1 ============ [2023-11-06 21:57:38,088 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand has 18 states, 17 states have (on average 1.588235294117647) internal successors, (27), 17 states have internal predecessors, (27), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-06 21:57:38,093 INFO L131 ngComponentsAnalysis]: Automaton has 2 accepting balls. 5 [2023-11-06 21:57:38,094 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2023-11-06 21:57:38,094 INFO L119 BuchiIsEmpty]: Starting construction of run [2023-11-06 21:57:38,096 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1, 1] [2023-11-06 21:57:38,097 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1] [2023-11-06 21:57:38,111 INFO L748 eck$LassoCheckResult]: Stem: 14#$Ultimate##0true assume { :begin_inline_ULTIMATE.init } true;assume 0 == #valid[0];assume 0 < #StackHeapBarrier; 9#L-1true assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~nondet10#1, main_#t~nondet11#1, main_#t~nondet12#1, main_#t~malloc13#1.base, main_#t~malloc13#1.offset, main_#t~malloc14#1.base, main_#t~malloc14#1.offset, main_#t~ret15#1.base, main_#t~ret15#1.offset, main_~length1~0#1, main_~length2~0#1, main_~n~0#1, main_~nondetString1~0#1.base, main_~nondetString1~0#1.offset, main_~nondetString2~0#1.base, main_~nondetString2~0#1.offset;havoc main_#t~nondet10#1;main_~length1~0#1 := main_#t~nondet10#1;havoc main_#t~nondet10#1;havoc main_#t~nondet11#1;main_~length2~0#1 := main_#t~nondet11#1;havoc main_#t~nondet11#1;havoc main_#t~nondet12#1;main_~n~0#1 := main_#t~nondet12#1;havoc main_#t~nondet12#1; 15#L564true assume !(main_~length1~0#1 < 1); 16#L564-2true assume !(main_~length2~0#1 < 1); 4#L567-1true assume !(main_~n~0#1 < 1); 17#L570-1true assume !(main_~length1~0#1 < main_~n~0#1 || main_~length1~0#1 - main_~n~0#1 < main_~length2~0#1);call main_#t~malloc13#1.base, main_#t~malloc13#1.offset := #Ultimate.allocOnStack(main_~length1~0#1 % 18446744073709551616);main_~nondetString1~0#1.base, main_~nondetString1~0#1.offset := main_#t~malloc13#1.base, main_#t~malloc13#1.offset;call main_#t~malloc14#1.base, main_#t~malloc14#1.offset := #Ultimate.allocOnStack(main_~length2~0#1 % 18446744073709551616);main_~nondetString2~0#1.base, main_~nondetString2~0#1.offset := main_#t~malloc14#1.base, main_#t~malloc14#1.offset;call write~int(0, main_~nondetString1~0#1.base, main_~nondetString1~0#1.offset + (main_~length1~0#1 - main_~n~0#1 - 1), 1);call write~int(0, main_~nondetString2~0#1.base, main_~nondetString2~0#1.offset + (main_~length2~0#1 - 1), 1);assume { :begin_inline_cstrncat } true;cstrncat_#in~s1#1.base, cstrncat_#in~s1#1.offset, cstrncat_#in~s2#1.base, cstrncat_#in~s2#1.offset, cstrncat_#in~n#1 := main_~nondetString1~0#1.base, main_~nondetString1~0#1.offset, main_~nondetString2~0#1.base, main_~nondetString2~0#1.offset, main_~n~0#1;havoc cstrncat_#res#1.base, cstrncat_#res#1.offset;havoc cstrncat_#t~post3#1.base, cstrncat_#t~post3#1.offset, cstrncat_#t~mem2#1, cstrncat_#t~post7#1, cstrncat_#t~post8#1.base, cstrncat_#t~post8#1.offset, cstrncat_#t~post4#1.base, cstrncat_#t~post4#1.offset, cstrncat_#t~mem5#1, cstrncat_#t~short6#1, cstrncat_#t~mem9#1, cstrncat_~s1#1.base, cstrncat_~s1#1.offset, cstrncat_~s2#1.base, cstrncat_~s2#1.offset, cstrncat_~n#1, cstrncat_~s~0#1.base, cstrncat_~s~0#1.offset;cstrncat_~s1#1.base, cstrncat_~s1#1.offset := cstrncat_#in~s1#1.base, cstrncat_#in~s1#1.offset;cstrncat_~s2#1.base, cstrncat_~s2#1.offset := cstrncat_#in~s2#1.base, cstrncat_#in~s2#1.offset;cstrncat_~n#1 := cstrncat_#in~n#1;cstrncat_~s~0#1.base, cstrncat_~s~0#1.offset := cstrncat_~s1#1.base, cstrncat_~s1#1.offset; 8#L550-3true [2023-11-06 21:57:38,112 INFO L750 eck$LassoCheckResult]: Loop: 8#L550-3true call cstrncat_#t~mem2#1 := read~int(cstrncat_~s~0#1.base, cstrncat_~s~0#1.offset, 1); 18#L550-1true assume !!(0 != cstrncat_#t~mem2#1);havoc cstrncat_#t~mem2#1;cstrncat_#t~post3#1.base, cstrncat_#t~post3#1.offset := cstrncat_~s~0#1.base, cstrncat_~s~0#1.offset;cstrncat_~s~0#1.base, cstrncat_~s~0#1.offset := cstrncat_#t~post3#1.base, 1 + cstrncat_#t~post3#1.offset;havoc cstrncat_#t~post3#1.base, cstrncat_#t~post3#1.offset; 8#L550-3true [2023-11-06 21:57:38,119 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-11-06 21:57:38,120 INFO L85 PathProgramCache]: Analyzing trace with hash 889572367, now seen corresponding path program 1 times [2023-11-06 21:57:38,134 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-06 21:57:38,135 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [488881890] [2023-11-06 21:57:38,135 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-06 21:57:38,139 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-06 21:57:38,348 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-06 21:57:38,352 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-11-06 21:57:38,420 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-06 21:57:38,448 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2023-11-06 21:57:38,452 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-11-06 21:57:38,452 INFO L85 PathProgramCache]: Analyzing trace with hash 1926, now seen corresponding path program 1 times [2023-11-06 21:57:38,452 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-06 21:57:38,453 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [48700551] [2023-11-06 21:57:38,453 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-06 21:57:38,453 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-06 21:57:38,464 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-06 21:57:38,465 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-11-06 21:57:38,470 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-06 21:57:38,474 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2023-11-06 21:57:38,476 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-11-06 21:57:38,476 INFO L85 PathProgramCache]: Analyzing trace with hash 180553748, now seen corresponding path program 1 times [2023-11-06 21:57:38,477 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-06 21:57:38,477 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [483503745] [2023-11-06 21:57:38,477 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-06 21:57:38,478 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-06 21:57:38,599 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-06 21:57:38,599 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-11-06 21:57:38,704 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-06 21:57:38,724 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2023-11-06 21:57:40,318 INFO L210 LassoAnalysis]: Preferences: [2023-11-06 21:57:40,319 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2023-11-06 21:57:40,320 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2023-11-06 21:57:40,320 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2023-11-06 21:57:40,320 INFO L129 ssoRankerPreferences]: Use exernal solver: false [2023-11-06 21:57:40,320 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-06 21:57:40,321 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2023-11-06 21:57:40,321 INFO L132 ssoRankerPreferences]: Path of dumped script: [2023-11-06 21:57:40,321 INFO L133 ssoRankerPreferences]: Filename of dumped script: cstrncat-alloca-1.i_Iteration1_Lasso [2023-11-06 21:57:40,322 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2023-11-06 21:57:40,322 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2023-11-06 21:57:40,358 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-06 21:57:40,371 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-06 21:57:40,380 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-06 21:57:40,384 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-06 21:57:40,388 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-06 21:57:40,392 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-06 21:57:40,397 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-06 21:57:40,402 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-06 21:57:40,408 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-06 21:57:40,414 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-06 21:57:40,420 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-06 21:57:40,424 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-06 21:57:40,434 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-06 21:57:40,438 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-06 21:57:40,444 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-06 21:57:40,449 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-06 21:57:40,453 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-06 21:57:40,458 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-06 21:57:40,461 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-06 21:57:40,464 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-06 21:57:41,321 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-06 21:57:41,324 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-06 21:57:41,328 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-06 21:57:41,333 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-06 21:57:41,337 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-06 21:57:41,343 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-06 21:57:41,347 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-06 21:57:41,350 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-06 21:57:41,358 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-06 21:57:41,362 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-06 21:57:41,367 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-06 21:57:42,268 INFO L294 LassoAnalysis]: Preprocessing complete. [2023-11-06 21:57:42,274 INFO L490 LassoAnalysis]: Using template 'affine'. [2023-11-06 21:57:42,276 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-06 21:57:42,277 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6839dae1-9302-431c-9e74-1340703485a7/bin/uautomizer-verify-WvqO1wxjHP/z3 [2023-11-06 21:57:42,281 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6839dae1-9302-431c-9e74-1340703485a7/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-06 21:57:42,288 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6839dae1-9302-431c-9e74-1340703485a7/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (2)] Waiting until timeout for monitored process [2023-11-06 21:57:42,289 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 [2023-11-06 21:57:42,309 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-06 21:57:42,310 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-11-06 21:57:42,310 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-06 21:57:42,311 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-06 21:57:42,311 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-11-06 21:57:42,314 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2023-11-06 21:57:42,314 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-11-06 21:57:42,328 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-06 21:57:42,344 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6839dae1-9302-431c-9e74-1340703485a7/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (2)] Forceful destruction successful, exit code 0 [2023-11-06 21:57:42,345 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-06 21:57:42,345 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6839dae1-9302-431c-9e74-1340703485a7/bin/uautomizer-verify-WvqO1wxjHP/z3 [2023-11-06 21:57:42,347 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6839dae1-9302-431c-9e74-1340703485a7/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-06 21:57:42,362 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 [2023-11-06 21:57:42,364 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6839dae1-9302-431c-9e74-1340703485a7/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (3)] Waiting until timeout for monitored process [2023-11-06 21:57:42,379 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-06 21:57:42,380 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-06 21:57:42,380 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-06 21:57:42,380 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-11-06 21:57:42,389 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2023-11-06 21:57:42,389 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2023-11-06 21:57:42,404 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-06 21:57:42,412 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6839dae1-9302-431c-9e74-1340703485a7/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (3)] Forceful destruction successful, exit code 0 [2023-11-06 21:57:42,412 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-06 21:57:42,413 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6839dae1-9302-431c-9e74-1340703485a7/bin/uautomizer-verify-WvqO1wxjHP/z3 [2023-11-06 21:57:42,415 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6839dae1-9302-431c-9e74-1340703485a7/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-06 21:57:42,421 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6839dae1-9302-431c-9e74-1340703485a7/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (4)] Waiting until timeout for monitored process [2023-11-06 21:57:42,422 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 [2023-11-06 21:57:42,440 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-06 21:57:42,440 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-11-06 21:57:42,440 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-06 21:57:42,441 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-06 21:57:42,441 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-11-06 21:57:42,443 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2023-11-06 21:57:42,444 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-11-06 21:57:42,453 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-06 21:57:42,464 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6839dae1-9302-431c-9e74-1340703485a7/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (4)] Forceful destruction successful, exit code 0 [2023-11-06 21:57:42,464 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-06 21:57:42,465 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6839dae1-9302-431c-9e74-1340703485a7/bin/uautomizer-verify-WvqO1wxjHP/z3 [2023-11-06 21:57:42,467 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6839dae1-9302-431c-9e74-1340703485a7/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-06 21:57:42,469 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6839dae1-9302-431c-9e74-1340703485a7/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (5)] Waiting until timeout for monitored process [2023-11-06 21:57:42,473 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 [2023-11-06 21:57:42,490 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-06 21:57:42,490 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-11-06 21:57:42,490 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-06 21:57:42,491 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-06 21:57:42,491 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-11-06 21:57:42,493 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2023-11-06 21:57:42,493 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-11-06 21:57:42,503 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-06 21:57:42,514 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6839dae1-9302-431c-9e74-1340703485a7/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (5)] Forceful destruction successful, exit code 0 [2023-11-06 21:57:42,515 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-06 21:57:42,515 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6839dae1-9302-431c-9e74-1340703485a7/bin/uautomizer-verify-WvqO1wxjHP/z3 [2023-11-06 21:57:42,517 INFO L229 MonitoredProcess]: Starting monitored process 6 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6839dae1-9302-431c-9e74-1340703485a7/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-06 21:57:42,522 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 [2023-11-06 21:57:42,536 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6839dae1-9302-431c-9e74-1340703485a7/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (6)] Waiting until timeout for monitored process [2023-11-06 21:57:42,539 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-06 21:57:42,539 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-11-06 21:57:42,539 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-06 21:57:42,539 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-06 21:57:42,539 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-11-06 21:57:42,540 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2023-11-06 21:57:42,540 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-11-06 21:57:42,549 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-06 21:57:42,560 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6839dae1-9302-431c-9e74-1340703485a7/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (6)] Forceful destruction successful, exit code 0 [2023-11-06 21:57:42,561 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-06 21:57:42,561 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6839dae1-9302-431c-9e74-1340703485a7/bin/uautomizer-verify-WvqO1wxjHP/z3 [2023-11-06 21:57:42,563 INFO L229 MonitoredProcess]: Starting monitored process 7 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6839dae1-9302-431c-9e74-1340703485a7/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-06 21:57:42,573 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 [2023-11-06 21:57:42,588 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6839dae1-9302-431c-9e74-1340703485a7/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (7)] Waiting until timeout for monitored process [2023-11-06 21:57:42,589 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-06 21:57:42,590 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-06 21:57:42,590 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-06 21:57:42,590 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-11-06 21:57:42,594 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2023-11-06 21:57:42,594 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2023-11-06 21:57:42,605 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-06 21:57:42,616 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6839dae1-9302-431c-9e74-1340703485a7/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (7)] Forceful destruction successful, exit code 0 [2023-11-06 21:57:42,616 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-06 21:57:42,617 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6839dae1-9302-431c-9e74-1340703485a7/bin/uautomizer-verify-WvqO1wxjHP/z3 [2023-11-06 21:57:42,618 INFO L229 MonitoredProcess]: Starting monitored process 8 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6839dae1-9302-431c-9e74-1340703485a7/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-06 21:57:42,629 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 [2023-11-06 21:57:42,645 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6839dae1-9302-431c-9e74-1340703485a7/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (8)] Waiting until timeout for monitored process [2023-11-06 21:57:42,646 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-06 21:57:42,646 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-11-06 21:57:42,646 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-06 21:57:42,646 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-06 21:57:42,646 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-11-06 21:57:42,647 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2023-11-06 21:57:42,648 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-11-06 21:57:42,664 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-06 21:57:42,672 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6839dae1-9302-431c-9e74-1340703485a7/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (8)] Forceful destruction successful, exit code 0 [2023-11-06 21:57:42,673 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-06 21:57:42,673 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6839dae1-9302-431c-9e74-1340703485a7/bin/uautomizer-verify-WvqO1wxjHP/z3 [2023-11-06 21:57:42,675 INFO L229 MonitoredProcess]: Starting monitored process 9 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6839dae1-9302-431c-9e74-1340703485a7/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-06 21:57:42,685 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 [2023-11-06 21:57:42,700 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6839dae1-9302-431c-9e74-1340703485a7/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (9)] Waiting until timeout for monitored process [2023-11-06 21:57:42,701 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-06 21:57:42,701 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-06 21:57:42,701 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-06 21:57:42,701 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-11-06 21:57:42,705 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2023-11-06 21:57:42,705 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2023-11-06 21:57:42,716 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-06 21:57:42,727 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6839dae1-9302-431c-9e74-1340703485a7/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (9)] Forceful destruction successful, exit code 0 [2023-11-06 21:57:42,728 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-06 21:57:42,728 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6839dae1-9302-431c-9e74-1340703485a7/bin/uautomizer-verify-WvqO1wxjHP/z3 [2023-11-06 21:57:42,729 INFO L229 MonitoredProcess]: Starting monitored process 10 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6839dae1-9302-431c-9e74-1340703485a7/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-06 21:57:42,742 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 [2023-11-06 21:57:42,758 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6839dae1-9302-431c-9e74-1340703485a7/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (10)] Waiting until timeout for monitored process [2023-11-06 21:57:42,758 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-06 21:57:42,759 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-06 21:57:42,759 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-06 21:57:42,759 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-11-06 21:57:42,762 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2023-11-06 21:57:42,762 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2023-11-06 21:57:42,788 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-06 21:57:42,792 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6839dae1-9302-431c-9e74-1340703485a7/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (10)] Forceful destruction successful, exit code 0 [2023-11-06 21:57:42,793 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-06 21:57:42,793 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6839dae1-9302-431c-9e74-1340703485a7/bin/uautomizer-verify-WvqO1wxjHP/z3 [2023-11-06 21:57:42,794 INFO L229 MonitoredProcess]: Starting monitored process 11 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6839dae1-9302-431c-9e74-1340703485a7/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-06 21:57:42,799 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 [2023-11-06 21:57:42,815 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6839dae1-9302-431c-9e74-1340703485a7/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (11)] Waiting until timeout for monitored process [2023-11-06 21:57:42,816 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-06 21:57:42,816 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-11-06 21:57:42,816 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-06 21:57:42,817 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-06 21:57:42,817 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-11-06 21:57:42,819 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2023-11-06 21:57:42,819 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-11-06 21:57:42,828 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-06 21:57:42,836 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6839dae1-9302-431c-9e74-1340703485a7/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (11)] Forceful destruction successful, exit code 0 [2023-11-06 21:57:42,837 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-06 21:57:42,837 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6839dae1-9302-431c-9e74-1340703485a7/bin/uautomizer-verify-WvqO1wxjHP/z3 [2023-11-06 21:57:42,839 INFO L229 MonitoredProcess]: Starting monitored process 12 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6839dae1-9302-431c-9e74-1340703485a7/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-06 21:57:42,849 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 [2023-11-06 21:57:42,864 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6839dae1-9302-431c-9e74-1340703485a7/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (12)] Waiting until timeout for monitored process [2023-11-06 21:57:42,865 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-06 21:57:42,865 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-11-06 21:57:42,866 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-06 21:57:42,866 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-06 21:57:42,866 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-11-06 21:57:42,867 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2023-11-06 21:57:42,867 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-11-06 21:57:42,876 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-06 21:57:42,886 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6839dae1-9302-431c-9e74-1340703485a7/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (12)] Forceful destruction successful, exit code 0 [2023-11-06 21:57:42,887 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-06 21:57:42,887 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6839dae1-9302-431c-9e74-1340703485a7/bin/uautomizer-verify-WvqO1wxjHP/z3 [2023-11-06 21:57:42,889 INFO L229 MonitoredProcess]: Starting monitored process 13 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6839dae1-9302-431c-9e74-1340703485a7/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-06 21:57:42,900 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6839dae1-9302-431c-9e74-1340703485a7/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (13)] Waiting until timeout for monitored process [2023-11-06 21:57:42,901 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 [2023-11-06 21:57:42,917 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-06 21:57:42,917 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-06 21:57:42,917 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-06 21:57:42,917 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-11-06 21:57:42,920 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2023-11-06 21:57:42,920 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2023-11-06 21:57:42,940 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-06 21:57:42,946 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6839dae1-9302-431c-9e74-1340703485a7/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (13)] Forceful destruction successful, exit code 0 [2023-11-06 21:57:42,947 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-06 21:57:42,947 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6839dae1-9302-431c-9e74-1340703485a7/bin/uautomizer-verify-WvqO1wxjHP/z3 [2023-11-06 21:57:42,948 INFO L229 MonitoredProcess]: Starting monitored process 14 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6839dae1-9302-431c-9e74-1340703485a7/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-06 21:57:42,961 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 [2023-11-06 21:57:42,960 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6839dae1-9302-431c-9e74-1340703485a7/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (14)] Waiting until timeout for monitored process [2023-11-06 21:57:42,981 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-06 21:57:42,981 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-11-06 21:57:42,981 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-06 21:57:42,981 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-06 21:57:42,981 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-11-06 21:57:42,982 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2023-11-06 21:57:42,982 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-11-06 21:57:42,996 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-06 21:57:43,007 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6839dae1-9302-431c-9e74-1340703485a7/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (14)] Forceful destruction successful, exit code 0 [2023-11-06 21:57:43,007 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-06 21:57:43,007 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6839dae1-9302-431c-9e74-1340703485a7/bin/uautomizer-verify-WvqO1wxjHP/z3 [2023-11-06 21:57:43,009 INFO L229 MonitoredProcess]: Starting monitored process 15 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6839dae1-9302-431c-9e74-1340703485a7/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-06 21:57:43,021 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 [2023-11-06 21:57:43,036 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6839dae1-9302-431c-9e74-1340703485a7/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (15)] Waiting until timeout for monitored process [2023-11-06 21:57:43,037 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-06 21:57:43,037 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-06 21:57:43,037 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-06 21:57:43,037 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-11-06 21:57:43,041 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2023-11-06 21:57:43,041 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2023-11-06 21:57:43,052 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-06 21:57:43,063 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6839dae1-9302-431c-9e74-1340703485a7/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (15)] Forceful destruction successful, exit code 0 [2023-11-06 21:57:43,063 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-06 21:57:43,064 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6839dae1-9302-431c-9e74-1340703485a7/bin/uautomizer-verify-WvqO1wxjHP/z3 [2023-11-06 21:57:43,065 INFO L229 MonitoredProcess]: Starting monitored process 16 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6839dae1-9302-431c-9e74-1340703485a7/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-06 21:57:43,078 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 [2023-11-06 21:57:43,094 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6839dae1-9302-431c-9e74-1340703485a7/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (16)] Waiting until timeout for monitored process [2023-11-06 21:57:43,095 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-06 21:57:43,095 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-11-06 21:57:43,095 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-06 21:57:43,095 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-06 21:57:43,095 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-11-06 21:57:43,096 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2023-11-06 21:57:43,096 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-11-06 21:57:43,112 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-06 21:57:43,122 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6839dae1-9302-431c-9e74-1340703485a7/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (16)] Forceful destruction successful, exit code 0 [2023-11-06 21:57:43,123 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-06 21:57:43,123 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6839dae1-9302-431c-9e74-1340703485a7/bin/uautomizer-verify-WvqO1wxjHP/z3 [2023-11-06 21:57:43,124 INFO L229 MonitoredProcess]: Starting monitored process 17 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6839dae1-9302-431c-9e74-1340703485a7/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-06 21:57:43,129 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 [2023-11-06 21:57:43,144 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6839dae1-9302-431c-9e74-1340703485a7/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (17)] Waiting until timeout for monitored process [2023-11-06 21:57:43,146 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-06 21:57:43,147 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-11-06 21:57:43,147 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-06 21:57:43,147 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-06 21:57:43,147 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-11-06 21:57:43,148 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2023-11-06 21:57:43,148 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-11-06 21:57:43,158 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-06 21:57:43,168 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6839dae1-9302-431c-9e74-1340703485a7/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (17)] Forceful destruction successful, exit code 0 [2023-11-06 21:57:43,168 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-06 21:57:43,169 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6839dae1-9302-431c-9e74-1340703485a7/bin/uautomizer-verify-WvqO1wxjHP/z3 [2023-11-06 21:57:43,170 INFO L229 MonitoredProcess]: Starting monitored process 18 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6839dae1-9302-431c-9e74-1340703485a7/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-06 21:57:43,175 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 [2023-11-06 21:57:43,188 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6839dae1-9302-431c-9e74-1340703485a7/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (18)] Waiting until timeout for monitored process [2023-11-06 21:57:43,191 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-06 21:57:43,192 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-11-06 21:57:43,192 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-06 21:57:43,192 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-06 21:57:43,192 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-11-06 21:57:43,193 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2023-11-06 21:57:43,193 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-11-06 21:57:43,202 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-06 21:57:43,213 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6839dae1-9302-431c-9e74-1340703485a7/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (18)] Forceful destruction successful, exit code 0 [2023-11-06 21:57:43,214 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-06 21:57:43,214 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6839dae1-9302-431c-9e74-1340703485a7/bin/uautomizer-verify-WvqO1wxjHP/z3 [2023-11-06 21:57:43,216 INFO L229 MonitoredProcess]: Starting monitored process 19 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6839dae1-9302-431c-9e74-1340703485a7/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-06 21:57:43,225 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6839dae1-9302-431c-9e74-1340703485a7/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (19)] Waiting until timeout for monitored process [2023-11-06 21:57:43,226 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 [2023-11-06 21:57:43,242 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-06 21:57:43,242 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-11-06 21:57:43,242 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-06 21:57:43,242 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-06 21:57:43,242 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-11-06 21:57:43,244 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2023-11-06 21:57:43,244 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-11-06 21:57:43,254 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-06 21:57:43,264 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6839dae1-9302-431c-9e74-1340703485a7/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (19)] Forceful destruction successful, exit code 0 [2023-11-06 21:57:43,265 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-06 21:57:43,265 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6839dae1-9302-431c-9e74-1340703485a7/bin/uautomizer-verify-WvqO1wxjHP/z3 [2023-11-06 21:57:43,266 INFO L229 MonitoredProcess]: Starting monitored process 20 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6839dae1-9302-431c-9e74-1340703485a7/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-06 21:57:43,284 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 [2023-11-06 21:57:43,301 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6839dae1-9302-431c-9e74-1340703485a7/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (20)] Waiting until timeout for monitored process [2023-11-06 21:57:43,301 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-06 21:57:43,302 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-11-06 21:57:43,302 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-06 21:57:43,302 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-06 21:57:43,302 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-11-06 21:57:43,303 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2023-11-06 21:57:43,303 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-11-06 21:57:43,318 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-06 21:57:43,323 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6839dae1-9302-431c-9e74-1340703485a7/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (20)] Forceful destruction successful, exit code 0 [2023-11-06 21:57:43,324 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-06 21:57:43,324 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6839dae1-9302-431c-9e74-1340703485a7/bin/uautomizer-verify-WvqO1wxjHP/z3 [2023-11-06 21:57:43,325 INFO L229 MonitoredProcess]: Starting monitored process 21 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6839dae1-9302-431c-9e74-1340703485a7/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-06 21:57:43,333 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 [2023-11-06 21:57:43,368 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6839dae1-9302-431c-9e74-1340703485a7/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (21)] Waiting until timeout for monitored process [2023-11-06 21:57:43,369 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-06 21:57:43,369 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-06 21:57:43,370 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-06 21:57:43,370 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-11-06 21:57:43,373 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2023-11-06 21:57:43,373 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2023-11-06 21:57:43,386 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-06 21:57:43,392 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6839dae1-9302-431c-9e74-1340703485a7/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (21)] Forceful destruction successful, exit code 0 [2023-11-06 21:57:43,392 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-06 21:57:43,392 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6839dae1-9302-431c-9e74-1340703485a7/bin/uautomizer-verify-WvqO1wxjHP/z3 [2023-11-06 21:57:43,394 INFO L229 MonitoredProcess]: Starting monitored process 22 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6839dae1-9302-431c-9e74-1340703485a7/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-06 21:57:43,401 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 [2023-11-06 21:57:43,416 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6839dae1-9302-431c-9e74-1340703485a7/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (22)] Waiting until timeout for monitored process [2023-11-06 21:57:43,417 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-06 21:57:43,418 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-06 21:57:43,418 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-06 21:57:43,418 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-11-06 21:57:43,422 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2023-11-06 21:57:43,422 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2023-11-06 21:57:43,438 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-06 21:57:43,451 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6839dae1-9302-431c-9e74-1340703485a7/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (22)] Forceful destruction successful, exit code 0 [2023-11-06 21:57:43,451 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-06 21:57:43,452 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6839dae1-9302-431c-9e74-1340703485a7/bin/uautomizer-verify-WvqO1wxjHP/z3 [2023-11-06 21:57:43,453 INFO L229 MonitoredProcess]: Starting monitored process 23 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6839dae1-9302-431c-9e74-1340703485a7/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-06 21:57:43,458 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 [2023-11-06 21:57:43,475 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6839dae1-9302-431c-9e74-1340703485a7/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (23)] Waiting until timeout for monitored process [2023-11-06 21:57:43,478 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-06 21:57:43,478 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-06 21:57:43,478 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-06 21:57:43,479 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-11-06 21:57:43,503 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2023-11-06 21:57:43,504 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2023-11-06 21:57:43,532 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-06 21:57:43,537 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6839dae1-9302-431c-9e74-1340703485a7/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (23)] Forceful destruction successful, exit code 0 [2023-11-06 21:57:43,537 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-06 21:57:43,538 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6839dae1-9302-431c-9e74-1340703485a7/bin/uautomizer-verify-WvqO1wxjHP/z3 [2023-11-06 21:57:43,539 INFO L229 MonitoredProcess]: Starting monitored process 24 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6839dae1-9302-431c-9e74-1340703485a7/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-06 21:57:43,545 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 [2023-11-06 21:57:43,560 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6839dae1-9302-431c-9e74-1340703485a7/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (24)] Waiting until timeout for monitored process [2023-11-06 21:57:43,563 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-06 21:57:43,564 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-11-06 21:57:43,564 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-06 21:57:43,564 INFO L204 nArgumentSynthesizer]: 2 loop disjuncts [2023-11-06 21:57:43,564 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-11-06 21:57:43,565 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2023-11-06 21:57:43,565 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-11-06 21:57:43,568 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-06 21:57:43,572 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6839dae1-9302-431c-9e74-1340703485a7/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (24)] Forceful destruction successful, exit code 0 [2023-11-06 21:57:43,572 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-06 21:57:43,573 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6839dae1-9302-431c-9e74-1340703485a7/bin/uautomizer-verify-WvqO1wxjHP/z3 [2023-11-06 21:57:43,574 INFO L229 MonitoredProcess]: Starting monitored process 25 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6839dae1-9302-431c-9e74-1340703485a7/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-06 21:57:43,576 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6839dae1-9302-431c-9e74-1340703485a7/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (25)] Waiting until timeout for monitored process [2023-11-06 21:57:43,577 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 [2023-11-06 21:57:43,591 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-06 21:57:43,591 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-06 21:57:43,591 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-06 21:57:43,591 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-11-06 21:57:43,612 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2023-11-06 21:57:43,612 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2023-11-06 21:57:43,652 INFO L420 nArgumentSynthesizer]: Found a termination argument, trying to simplify. [2023-11-06 21:57:43,767 INFO L443 ModelExtractionUtils]: Simplification made 13 calls to the SMT solver. [2023-11-06 21:57:43,768 INFO L444 ModelExtractionUtils]: 9 out of 34 variables were initially zero. Simplification set additionally 22 variables to zero. [2023-11-06 21:57:43,770 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-06 21:57:43,770 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6839dae1-9302-431c-9e74-1340703485a7/bin/uautomizer-verify-WvqO1wxjHP/z3 [2023-11-06 21:57:43,800 INFO L229 MonitoredProcess]: Starting monitored process 26 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6839dae1-9302-431c-9e74-1340703485a7/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-06 21:57:43,803 INFO L435 nArgumentSynthesizer]: Simplifying supporting invariants... [2023-11-06 21:57:43,819 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6839dae1-9302-431c-9e74-1340703485a7/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (26)] Waiting until timeout for monitored process [2023-11-06 21:57:43,840 INFO L438 nArgumentSynthesizer]: Removed 2 redundant supporting invariants from a total of 2. [2023-11-06 21:57:43,841 INFO L513 LassoAnalysis]: Proved termination. [2023-11-06 21:57:43,841 INFO L515 LassoAnalysis]: Termination argument consisting of: Ranking function f(v_rep(select #length ULTIMATE.start_main_~nondetString1~0#1.base)_1, ULTIMATE.start_cstrncat_~s~0#1.offset) = 1*v_rep(select #length ULTIMATE.start_main_~nondetString1~0#1.base)_1 - 1*ULTIMATE.start_cstrncat_~s~0#1.offset Supporting invariants [] [2023-11-06 21:57:43,852 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6839dae1-9302-431c-9e74-1340703485a7/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (25)] Forceful destruction successful, exit code 0 [2023-11-06 21:57:43,912 INFO L156 tatePredicateManager]: 10 out of 11 supporting invariants were superfluous and have been removed [2023-11-06 21:57:43,924 WARN L1553 BoogieBacktranslator]: Unfinished Backtranslation: ArrayAccessExpression #length[~nondetString1~0!base] could not be translated [2023-11-06 21:57:43,959 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-11-06 21:57:43,998 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 21:57:44,001 INFO L262 TraceCheckSpWp]: Trace formula consists of 80 conjuncts, 8 conjunts are in the unsatisfiable core [2023-11-06 21:57:44,003 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-06 21:57:44,032 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 21:57:44,033 WARN L260 TraceCheckSpWp]: Trace formula consists of 15 conjuncts, 8 conjunts are in the unsatisfiable core [2023-11-06 21:57:44,035 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-06 21:57:44,069 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-06 21:57:44,126 INFO L141 lantAutomatonBouncer]: Defining deterministic Buchi interpolant automaton with honda bouncer for stem and without honda bouncer for loop.1 stem predicates 2 loop predicates [2023-11-06 21:57:44,129 INFO L71 iDifferenceNCSBLazy3]: Start buchiDifferenceNCSBLazy3. First operand has 18 states, 17 states have (on average 1.588235294117647) internal successors, (27), 17 states have internal predecessors, (27), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Second operand has 3 states, 3 states have (on average 2.6666666666666665) internal successors, (8), 3 states have internal predecessors, (8), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-06 21:57:44,271 INFO L75 iDifferenceNCSBLazy3]: Finished buchiDifferenceNCSBLazy3. First operand has 18 states, 17 states have (on average 1.588235294117647) internal successors, (27), 17 states have internal predecessors, (27), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0). Second operand has 3 states, 3 states have (on average 2.6666666666666665) internal successors, (8), 3 states have internal predecessors, (8), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Result 50 states and 73 transitions. Complement of second has 8 states. [2023-11-06 21:57:44,273 INFO L141 InterpolantAutomaton]: Switched to read-only mode: Buchi interpolant automaton has 5 states 1 stem states 2 non-accepting loop states 1 accepting loop states [2023-11-06 21:57:44,279 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3 states, 3 states have (on average 2.6666666666666665) internal successors, (8), 3 states have internal predecessors, (8), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-06 21:57:44,281 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5 states to 5 states and 48 transitions. [2023-11-06 21:57:44,283 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 5 states and 48 transitions. Stem has 6 letters. Loop has 2 letters. [2023-11-06 21:57:44,284 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2023-11-06 21:57:44,284 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 5 states and 48 transitions. Stem has 8 letters. Loop has 2 letters. [2023-11-06 21:57:44,285 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2023-11-06 21:57:44,285 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 5 states and 48 transitions. Stem has 6 letters. Loop has 4 letters. [2023-11-06 21:57:44,285 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2023-11-06 21:57:44,286 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 50 states and 73 transitions. [2023-11-06 21:57:44,291 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 3 [2023-11-06 21:57:44,296 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 50 states to 20 states and 27 transitions. [2023-11-06 21:57:44,297 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 10 [2023-11-06 21:57:44,297 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 11 [2023-11-06 21:57:44,298 INFO L73 IsDeterministic]: Start isDeterministic. Operand 20 states and 27 transitions. [2023-11-06 21:57:44,299 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is not deterministic. [2023-11-06 21:57:44,299 INFO L218 hiAutomatonCegarLoop]: Abstraction has 20 states and 27 transitions. [2023-11-06 21:57:44,321 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 20 states and 27 transitions. [2023-11-06 21:57:44,331 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 20 to 19. [2023-11-06 21:57:44,332 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 19 states, 19 states have (on average 1.368421052631579) internal successors, (26), 18 states have internal predecessors, (26), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-06 21:57:44,333 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 19 states and 26 transitions. [2023-11-06 21:57:44,334 INFO L240 hiAutomatonCegarLoop]: Abstraction has 19 states and 26 transitions. [2023-11-06 21:57:44,335 INFO L428 stractBuchiCegarLoop]: Abstraction has 19 states and 26 transitions. [2023-11-06 21:57:44,335 INFO L335 stractBuchiCegarLoop]: ======== Iteration 2 ============ [2023-11-06 21:57:44,335 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 19 states and 26 transitions. [2023-11-06 21:57:44,336 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 3 [2023-11-06 21:57:44,337 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2023-11-06 21:57:44,337 INFO L119 BuchiIsEmpty]: Starting construction of run [2023-11-06 21:57:44,338 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-06 21:57:44,338 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1, 1] [2023-11-06 21:57:44,338 INFO L748 eck$LassoCheckResult]: Stem: 177#$Ultimate##0 assume { :begin_inline_ULTIMATE.init } true;assume 0 == #valid[0];assume 0 < #StackHeapBarrier; 178#L-1 assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~nondet10#1, main_#t~nondet11#1, main_#t~nondet12#1, main_#t~malloc13#1.base, main_#t~malloc13#1.offset, main_#t~malloc14#1.base, main_#t~malloc14#1.offset, main_#t~ret15#1.base, main_#t~ret15#1.offset, main_~length1~0#1, main_~length2~0#1, main_~n~0#1, main_~nondetString1~0#1.base, main_~nondetString1~0#1.offset, main_~nondetString2~0#1.base, main_~nondetString2~0#1.offset;havoc main_#t~nondet10#1;main_~length1~0#1 := main_#t~nondet10#1;havoc main_#t~nondet10#1;havoc main_#t~nondet11#1;main_~length2~0#1 := main_#t~nondet11#1;havoc main_#t~nondet11#1;havoc main_#t~nondet12#1;main_~n~0#1 := main_#t~nondet12#1;havoc main_#t~nondet12#1; 179#L564 assume !(main_~length1~0#1 < 1); 180#L564-2 assume !(main_~length2~0#1 < 1); 175#L567-1 assume !(main_~n~0#1 < 1); 176#L570-1 assume !(main_~length1~0#1 < main_~n~0#1 || main_~length1~0#1 - main_~n~0#1 < main_~length2~0#1);call main_#t~malloc13#1.base, main_#t~malloc13#1.offset := #Ultimate.allocOnStack(main_~length1~0#1 % 18446744073709551616);main_~nondetString1~0#1.base, main_~nondetString1~0#1.offset := main_#t~malloc13#1.base, main_#t~malloc13#1.offset;call main_#t~malloc14#1.base, main_#t~malloc14#1.offset := #Ultimate.allocOnStack(main_~length2~0#1 % 18446744073709551616);main_~nondetString2~0#1.base, main_~nondetString2~0#1.offset := main_#t~malloc14#1.base, main_#t~malloc14#1.offset;call write~int(0, main_~nondetString1~0#1.base, main_~nondetString1~0#1.offset + (main_~length1~0#1 - main_~n~0#1 - 1), 1);call write~int(0, main_~nondetString2~0#1.base, main_~nondetString2~0#1.offset + (main_~length2~0#1 - 1), 1);assume { :begin_inline_cstrncat } true;cstrncat_#in~s1#1.base, cstrncat_#in~s1#1.offset, cstrncat_#in~s2#1.base, cstrncat_#in~s2#1.offset, cstrncat_#in~n#1 := main_~nondetString1~0#1.base, main_~nondetString1~0#1.offset, main_~nondetString2~0#1.base, main_~nondetString2~0#1.offset, main_~n~0#1;havoc cstrncat_#res#1.base, cstrncat_#res#1.offset;havoc cstrncat_#t~post3#1.base, cstrncat_#t~post3#1.offset, cstrncat_#t~mem2#1, cstrncat_#t~post7#1, cstrncat_#t~post8#1.base, cstrncat_#t~post8#1.offset, cstrncat_#t~post4#1.base, cstrncat_#t~post4#1.offset, cstrncat_#t~mem5#1, cstrncat_#t~short6#1, cstrncat_#t~mem9#1, cstrncat_~s1#1.base, cstrncat_~s1#1.offset, cstrncat_~s2#1.base, cstrncat_~s2#1.offset, cstrncat_~n#1, cstrncat_~s~0#1.base, cstrncat_~s~0#1.offset;cstrncat_~s1#1.base, cstrncat_~s1#1.offset := cstrncat_#in~s1#1.base, cstrncat_#in~s1#1.offset;cstrncat_~s2#1.base, cstrncat_~s2#1.offset := cstrncat_#in~s2#1.base, cstrncat_#in~s2#1.offset;cstrncat_~n#1 := cstrncat_#in~n#1;cstrncat_~s~0#1.base, cstrncat_~s~0#1.offset := cstrncat_~s1#1.base, cstrncat_~s1#1.offset; 181#L550-3 call cstrncat_#t~mem2#1 := read~int(cstrncat_~s~0#1.base, cstrncat_~s~0#1.offset, 1); 182#L550-1 assume !(0 != cstrncat_#t~mem2#1);havoc cstrncat_#t~mem2#1; 173#L552-4 cstrncat_#t~short6#1 := 0 != cstrncat_~n#1; 174#L552 assume !cstrncat_#t~short6#1; 184#L552-2 assume !!cstrncat_#t~short6#1;havoc cstrncat_#t~post4#1.base, cstrncat_#t~post4#1.offset;havoc cstrncat_#t~mem5#1;havoc cstrncat_#t~short6#1;cstrncat_#t~post7#1 := cstrncat_~n#1;cstrncat_~n#1 := cstrncat_#t~post7#1 - 1;havoc cstrncat_#t~post7#1;cstrncat_#t~post8#1.base, cstrncat_#t~post8#1.offset := cstrncat_~s~0#1.base, cstrncat_~s~0#1.offset;cstrncat_~s~0#1.base, cstrncat_~s~0#1.offset := cstrncat_#t~post8#1.base, 1 + cstrncat_#t~post8#1.offset;havoc cstrncat_#t~post8#1.base, cstrncat_#t~post8#1.offset; 185#L552-4 cstrncat_#t~short6#1 := 0 != cstrncat_~n#1; 172#L552 [2023-11-06 21:57:44,339 INFO L750 eck$LassoCheckResult]: Loop: 172#L552 assume !cstrncat_#t~short6#1; 168#L552-2 assume !!cstrncat_#t~short6#1;havoc cstrncat_#t~post4#1.base, cstrncat_#t~post4#1.offset;havoc cstrncat_#t~mem5#1;havoc cstrncat_#t~short6#1;cstrncat_#t~post7#1 := cstrncat_~n#1;cstrncat_~n#1 := cstrncat_#t~post7#1 - 1;havoc cstrncat_#t~post7#1;cstrncat_#t~post8#1.base, cstrncat_#t~post8#1.offset := cstrncat_~s~0#1.base, cstrncat_~s~0#1.offset;cstrncat_~s~0#1.base, cstrncat_~s~0#1.offset := cstrncat_#t~post8#1.base, 1 + cstrncat_#t~post8#1.offset;havoc cstrncat_#t~post8#1.base, cstrncat_#t~post8#1.offset; 169#L552-4 cstrncat_#t~short6#1 := 0 != cstrncat_~n#1; 172#L552 [2023-11-06 21:57:44,340 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-11-06 21:57:44,340 INFO L85 PathProgramCache]: Analyzing trace with hash 1662025132, now seen corresponding path program 1 times [2023-11-06 21:57:44,340 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-06 21:57:44,340 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1939814550] [2023-11-06 21:57:44,341 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-06 21:57:44,341 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-06 21:57:44,369 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 21:57:44,465 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-06 21:57:44,465 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-06 21:57:44,465 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1939814550] [2023-11-06 21:57:44,466 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1939814550] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-06 21:57:44,466 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-06 21:57:44,466 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2023-11-06 21:57:44,467 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [736683096] [2023-11-06 21:57:44,468 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-06 21:57:44,473 INFO L753 eck$LassoCheckResult]: stem already infeasible [2023-11-06 21:57:44,473 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-11-06 21:57:44,474 INFO L85 PathProgramCache]: Analyzing trace with hash 76643, now seen corresponding path program 1 times [2023-11-06 21:57:44,474 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-06 21:57:44,474 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [543088144] [2023-11-06 21:57:44,475 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-06 21:57:44,475 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-06 21:57:44,488 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 21:57:44,516 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-06 21:57:44,516 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-06 21:57:44,517 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [543088144] [2023-11-06 21:57:44,517 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [543088144] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-06 21:57:44,517 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-06 21:57:44,517 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2023-11-06 21:57:44,518 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [724305702] [2023-11-06 21:57:44,518 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-06 21:57:44,518 INFO L765 eck$LassoCheckResult]: loop already infeasible [2023-11-06 21:57:44,519 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-06 21:57:44,521 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2023-11-06 21:57:44,522 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-11-06 21:57:44,524 INFO L87 Difference]: Start difference. First operand 19 states and 26 transitions. cyclomatic complexity: 10 Second operand has 3 states, 3 states have (on average 1.0) internal successors, (3), 2 states have internal predecessors, (3), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-06 21:57:44,542 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-06 21:57:44,543 INFO L93 Difference]: Finished difference Result 18 states and 22 transitions. [2023-11-06 21:57:44,543 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 18 states and 22 transitions. [2023-11-06 21:57:44,544 INFO L131 ngComponentsAnalysis]: Automaton has 0 accepting balls. 0 [2023-11-06 21:57:44,545 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 18 states to 0 states and 0 transitions. [2023-11-06 21:57:44,545 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 0 [2023-11-06 21:57:44,545 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 0 [2023-11-06 21:57:44,545 INFO L73 IsDeterministic]: Start isDeterministic. Operand 0 states and 0 transitions. [2023-11-06 21:57:44,546 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2023-11-06 21:57:44,546 INFO L218 hiAutomatonCegarLoop]: Abstraction has 0 states and 0 transitions. [2023-11-06 21:57:44,546 INFO L240 hiAutomatonCegarLoop]: Abstraction has 0 states and 0 transitions. [2023-11-06 21:57:44,547 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-11-06 21:57:44,548 INFO L428 stractBuchiCegarLoop]: Abstraction has 0 states and 0 transitions. [2023-11-06 21:57:44,548 INFO L335 stractBuchiCegarLoop]: ======== Iteration 3 ============ [2023-11-06 21:57:44,548 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 0 states and 0 transitions. [2023-11-06 21:57:44,548 INFO L131 ngComponentsAnalysis]: Automaton has 0 accepting balls. 0 [2023-11-06 21:57:44,549 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is true [2023-11-06 21:57:44,558 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer CFG 06.11 09:57:44 BoogieIcfgContainer [2023-11-06 21:57:44,558 INFO L131 PluginConnector]: ------------------------ END BuchiAutomizer---------------------------- [2023-11-06 21:57:44,559 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2023-11-06 21:57:44,559 INFO L270 PluginConnector]: Initializing Witness Printer... [2023-11-06 21:57:44,559 INFO L274 PluginConnector]: Witness Printer initialized [2023-11-06 21:57:44,560 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.11 09:57:37" (3/4) ... [2023-11-06 21:57:44,563 INFO L140 WitnessPrinter]: No result that supports witness generation found [2023-11-06 21:57:44,564 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2023-11-06 21:57:44,565 INFO L158 Benchmark]: Toolchain (without parser) took 8058.37ms. Allocated memory was 159.4MB in the beginning and 228.6MB in the end (delta: 69.2MB). Free memory was 110.2MB in the beginning and 143.4MB in the end (delta: -33.2MB). Peak memory consumption was 37.4MB. Max. memory is 16.1GB. [2023-11-06 21:57:44,566 INFO L158 Benchmark]: CDTParser took 0.43ms. Allocated memory is still 159.4MB. Free memory is still 133.1MB. There was no memory consumed. Max. memory is 16.1GB. [2023-11-06 21:57:44,566 INFO L158 Benchmark]: CACSL2BoogieTranslator took 589.69ms. Allocated memory is still 159.4MB. Free memory was 110.0MB in the beginning and 94.0MB in the end (delta: 16.0MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. [2023-11-06 21:57:44,567 INFO L158 Benchmark]: Boogie Procedure Inliner took 62.07ms. Allocated memory is still 159.4MB. Free memory was 94.0MB in the beginning and 92.0MB in the end (delta: 2.0MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-06 21:57:44,568 INFO L158 Benchmark]: Boogie Preprocessor took 68.99ms. Allocated memory is still 159.4MB. Free memory was 92.0MB in the beginning and 90.7MB in the end (delta: 1.4MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-06 21:57:44,568 INFO L158 Benchmark]: RCFGBuilder took 620.27ms. Allocated memory is still 159.4MB. Free memory was 90.7MB in the beginning and 77.7MB in the end (delta: 12.9MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. [2023-11-06 21:57:44,569 INFO L158 Benchmark]: BuchiAutomizer took 6704.74ms. Allocated memory was 159.4MB in the beginning and 228.6MB in the end (delta: 69.2MB). Free memory was 77.6MB in the beginning and 143.4MB in the end (delta: -65.8MB). Peak memory consumption was 5.9MB. Max. memory is 16.1GB. [2023-11-06 21:57:44,570 INFO L158 Benchmark]: Witness Printer took 5.31ms. Allocated memory is still 228.6MB. Free memory is still 143.4MB. There was no memory consumed. Max. memory is 16.1GB. [2023-11-06 21:57:44,573 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.43ms. Allocated memory is still 159.4MB. Free memory is still 133.1MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 589.69ms. Allocated memory is still 159.4MB. Free memory was 110.0MB in the beginning and 94.0MB in the end (delta: 16.0MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 62.07ms. Allocated memory is still 159.4MB. Free memory was 94.0MB in the beginning and 92.0MB in the end (delta: 2.0MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 68.99ms. Allocated memory is still 159.4MB. Free memory was 92.0MB in the beginning and 90.7MB in the end (delta: 1.4MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 620.27ms. Allocated memory is still 159.4MB. Free memory was 90.7MB in the beginning and 77.7MB in the end (delta: 12.9MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. * BuchiAutomizer took 6704.74ms. Allocated memory was 159.4MB in the beginning and 228.6MB in the end (delta: 69.2MB). Free memory was 77.6MB in the beginning and 143.4MB in the end (delta: -65.8MB). Peak memory consumption was 5.9MB. Max. memory is 16.1GB. * Witness Printer took 5.31ms. Allocated memory is still 228.6MB. Free memory is still 143.4MB. There was no memory consumed. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: ArrayAccessExpression #length[~nondetString1~0!base] could not be translated * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: Constructed decomposition of program Your program was decomposed into 2 terminating modules (1 trivial, 1 deterministic, 0 nondeterministic). One deterministic module has affine ranking function NULL and consists of 5 locations. 1 modules have a trivial ranking function, the largest among these consists of 3 locations. - StatisticsResult: Timing statistics BüchiAutomizer plugin needed 6.6s and 3 iterations. TraceHistogramMax:2. Analysis of lassos took 5.9s. Construction of modules took 0.0s. Büchi inclusion checks took 0.3s. Highest rank in rank-based complementation 3. Minimization of det autom 1. Minimization of nondet autom 1. Automata minimization 0.0s AutomataMinimizationTime, 1 MinimizatonAttempts, 1 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, 23 SdHoareTripleChecker+Valid, 0.1s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 23 mSDsluCounter, 55 SdHoareTripleChecker+Invalid, 0.0s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 20 mSDsCounter, 9 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 19 IncrementalHoareTripleChecker+Invalid, 28 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 9 mSolverCounterUnsat, 35 mSDtfsCounter, 19 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown LassoAnalysisResults: nont0 unkn0 SFLI0 SFLT0 conc0 concLT0 SILN0 SILU0 SILI1 SILT0 lasso1 LassoPreprocessingBenchmarks: Lassos: inital197 mio100 ax109 hnf100 lsp80 ukn84 mio100 lsp47 div201 bol100 ite100 ukn100 eq156 hnf93 smp65 dnf100 smp100 tf100 neg100 sie100 LassoTerminationAnalysisBenchmarks: ConstraintsSatisfiability: unsat Degree: 0 Time: 59ms VariablesStem: 1 VariablesLoop: 0 DisjunctsStem: 1 DisjunctsLoop: 1 SupportingInvariants: 2 MotzkinApplications: 6 LassoTerminationAnalysisBenchmarks: LassoNonterminationAnalysisSatFixpoint: 0 LassoNonterminationAnalysisSatUnbounded: 0 LassoNonterminationAnalysisUnsat: 0 LassoNonterminationAnalysisUnknown: 0 LassoNonterminationAnalysisTime: 0.0s InitialAbstractionConstructionTime: 0.0s - TerminationAnalysisResult: Termination proven Buchi Automizer proved that your program is terminating RESULT: Ultimate proved your program to be correct! [2023-11-06 21:57:44,605 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6839dae1-9302-431c-9e74-1340703485a7/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (26)] Forceful destruction successful, exit code 0 [2023-11-06 21:57:44,803 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6839dae1-9302-431c-9e74-1340703485a7/bin/uautomizer-verify-WvqO1wxjHP/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 Result: TRUE