./Ultimate.py --spec ../../sv-benchmarks/c/properties/termination.prp --file ../../sv-benchmarks/c/termination-memory-alloca/insertionsort-alloca-2.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for termination Using default analysis Version 839c364b Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_06420f07-c3d2-4d19-b8b9-c6860bccbc76/bin/uautomizer-DrprNOufMa/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_06420f07-c3d2-4d19-b8b9-c6860bccbc76/bin/uautomizer-DrprNOufMa/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_06420f07-c3d2-4d19-b8b9-c6860bccbc76/bin/uautomizer-DrprNOufMa/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_06420f07-c3d2-4d19-b8b9-c6860bccbc76/bin/uautomizer-DrprNOufMa/config/AutomizerTermination.xml -i ../../sv-benchmarks/c/termination-memory-alloca/insertionsort-alloca-2.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_06420f07-c3d2-4d19-b8b9-c6860bccbc76/bin/uautomizer-DrprNOufMa/config/svcomp-Termination-64bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_06420f07-c3d2-4d19-b8b9-c6860bccbc76/bin/uautomizer-DrprNOufMa --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 de7da20d4eaaa585438f85709f7fd309a77ec10ab7307dad72c7fb2392cc347c --- Real Ultimate output --- This is Ultimate 0.2.2-hotfix-svcomp22-839c364 [2021-12-06 22:29:10,626 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-12-06 22:29:10,627 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-12-06 22:29:10,655 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-12-06 22:29:10,656 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-12-06 22:29:10,657 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-12-06 22:29:10,659 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-12-06 22:29:10,661 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-12-06 22:29:10,663 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-12-06 22:29:10,664 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-12-06 22:29:10,665 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-12-06 22:29:10,667 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-12-06 22:29:10,667 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-12-06 22:29:10,668 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-12-06 22:29:10,670 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-12-06 22:29:10,671 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-12-06 22:29:10,672 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-12-06 22:29:10,673 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-12-06 22:29:10,675 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-12-06 22:29:10,678 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-12-06 22:29:10,679 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-12-06 22:29:10,681 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-12-06 22:29:10,682 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-12-06 22:29:10,683 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-12-06 22:29:10,687 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-12-06 22:29:10,687 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-12-06 22:29:10,688 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-12-06 22:29:10,689 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-12-06 22:29:10,689 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-12-06 22:29:10,690 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-12-06 22:29:10,691 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-12-06 22:29:10,692 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-12-06 22:29:10,693 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-12-06 22:29:10,693 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-12-06 22:29:10,694 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-12-06 22:29:10,695 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-12-06 22:29:10,695 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-12-06 22:29:10,696 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-12-06 22:29:10,696 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-12-06 22:29:10,696 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-12-06 22:29:10,697 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-12-06 22:29:10,698 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_06420f07-c3d2-4d19-b8b9-c6860bccbc76/bin/uautomizer-DrprNOufMa/config/svcomp-Termination-64bit-Automizer_Default.epf [2021-12-06 22:29:10,716 INFO L113 SettingsManager]: Loading preferences was successful [2021-12-06 22:29:10,717 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-12-06 22:29:10,717 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-12-06 22:29:10,717 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-12-06 22:29:10,718 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-12-06 22:29:10,718 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-12-06 22:29:10,718 INFO L138 SettingsManager]: * Use SBE=true [2021-12-06 22:29:10,718 INFO L136 SettingsManager]: Preferences of BuchiAutomizer differ from their defaults: [2021-12-06 22:29:10,718 INFO L138 SettingsManager]: * NCSB implementation=INTSET_LAZY3 [2021-12-06 22:29:10,719 INFO L138 SettingsManager]: * Use old map elimination=false [2021-12-06 22:29:10,719 INFO L138 SettingsManager]: * Use external solver (rank synthesis)=false [2021-12-06 22:29:10,719 INFO L138 SettingsManager]: * Use only trivial implications for array writes=true [2021-12-06 22:29:10,719 INFO L138 SettingsManager]: * Rank analysis=LINEAR_WITH_GUESSES [2021-12-06 22:29:10,719 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-12-06 22:29:10,720 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2021-12-06 22:29:10,720 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-12-06 22:29:10,720 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-12-06 22:29:10,720 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=ASSUME [2021-12-06 22:29:10,720 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=ASSUME [2021-12-06 22:29:10,720 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=ASSUME [2021-12-06 22:29:10,720 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-12-06 22:29:10,720 INFO L138 SettingsManager]: * Assume nondeterminstic values are in range=false [2021-12-06 22:29:10,721 INFO L138 SettingsManager]: * Use constant arrays=true [2021-12-06 22:29:10,721 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=ASSUME [2021-12-06 22:29:10,721 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-12-06 22:29:10,721 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-12-06 22:29:10,721 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-12-06 22:29:10,721 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2021-12-06 22:29:10,721 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-12-06 22:29:10,722 INFO L136 SettingsManager]: Preferences of IcfgTransformer differ from their defaults: [2021-12-06 22:29:10,722 INFO L138 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_06420f07-c3d2-4d19-b8b9-c6860bccbc76/bin/uautomizer-DrprNOufMa/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_06420f07-c3d2-4d19-b8b9-c6860bccbc76/bin/uautomizer-DrprNOufMa Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(F end) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> de7da20d4eaaa585438f85709f7fd309a77ec10ab7307dad72c7fb2392cc347c [2021-12-06 22:29:10,919 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-12-06 22:29:10,939 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-12-06 22:29:10,941 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-12-06 22:29:10,942 INFO L271 PluginConnector]: Initializing CDTParser... [2021-12-06 22:29:10,943 INFO L275 PluginConnector]: CDTParser initialized [2021-12-06 22:29:10,944 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_06420f07-c3d2-4d19-b8b9-c6860bccbc76/bin/uautomizer-DrprNOufMa/../../sv-benchmarks/c/termination-memory-alloca/insertionsort-alloca-2.i [2021-12-06 22:29:10,990 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_06420f07-c3d2-4d19-b8b9-c6860bccbc76/bin/uautomizer-DrprNOufMa/data/b4855db81/ad0fb87abceb41bb807059fe3992af46/FLAGa83c2c105 [2021-12-06 22:29:11,387 INFO L306 CDTParser]: Found 1 translation units. [2021-12-06 22:29:11,388 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_06420f07-c3d2-4d19-b8b9-c6860bccbc76/sv-benchmarks/c/termination-memory-alloca/insertionsort-alloca-2.i [2021-12-06 22:29:11,399 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_06420f07-c3d2-4d19-b8b9-c6860bccbc76/bin/uautomizer-DrprNOufMa/data/b4855db81/ad0fb87abceb41bb807059fe3992af46/FLAGa83c2c105 [2021-12-06 22:29:11,408 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_06420f07-c3d2-4d19-b8b9-c6860bccbc76/bin/uautomizer-DrprNOufMa/data/b4855db81/ad0fb87abceb41bb807059fe3992af46 [2021-12-06 22:29:11,410 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-12-06 22:29:11,411 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-12-06 22:29:11,412 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-12-06 22:29:11,412 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-12-06 22:29:11,415 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-12-06 22:29:11,415 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.12 10:29:11" (1/1) ... [2021-12-06 22:29:11,416 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@33300d3a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 10:29:11, skipping insertion in model container [2021-12-06 22:29:11,416 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.12 10:29:11" (1/1) ... [2021-12-06 22:29:11,421 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-12-06 22:29:11,445 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-12-06 22:29:11,624 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-12-06 22:29:11,629 INFO L203 MainTranslator]: Completed pre-run [2021-12-06 22:29:11,653 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-12-06 22:29:11,672 INFO L208 MainTranslator]: Completed translation [2021-12-06 22:29:11,672 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 10:29:11 WrapperNode [2021-12-06 22:29:11,672 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-12-06 22:29:11,673 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-12-06 22:29:11,673 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-12-06 22:29:11,673 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-12-06 22:29:11,679 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 10:29:11" (1/1) ... [2021-12-06 22:29:11,687 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 10:29:11" (1/1) ... [2021-12-06 22:29:11,701 INFO L137 Inliner]: procedures = 111, calls = 11, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 54 [2021-12-06 22:29:11,702 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-12-06 22:29:11,702 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-12-06 22:29:11,702 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-12-06 22:29:11,702 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-12-06 22:29:11,708 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 10:29:11" (1/1) ... [2021-12-06 22:29:11,708 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 10:29:11" (1/1) ... [2021-12-06 22:29:11,710 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 10:29:11" (1/1) ... [2021-12-06 22:29:11,710 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 10:29:11" (1/1) ... [2021-12-06 22:29:11,714 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 10:29:11" (1/1) ... [2021-12-06 22:29:11,716 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 10:29:11" (1/1) ... [2021-12-06 22:29:11,717 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 10:29:11" (1/1) ... [2021-12-06 22:29:11,719 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-12-06 22:29:11,720 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-12-06 22:29:11,720 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-12-06 22:29:11,720 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-12-06 22:29:11,721 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 10:29:11" (1/1) ... [2021-12-06 22:29:11,727 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-06 22:29:11,737 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_06420f07-c3d2-4d19-b8b9-c6860bccbc76/bin/uautomizer-DrprNOufMa/z3 [2021-12-06 22:29:11,746 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_06420f07-c3d2-4d19-b8b9-c6860bccbc76/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-06 22:29:11,748 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_06420f07-c3d2-4d19-b8b9-c6860bccbc76/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (1)] Waiting until timeout for monitored process [2021-12-06 22:29:11,774 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2021-12-06 22:29:11,775 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2021-12-06 22:29:11,775 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-12-06 22:29:11,775 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-12-06 22:29:11,775 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-12-06 22:29:11,775 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-12-06 22:29:11,831 INFO L236 CfgBuilder]: Building ICFG [2021-12-06 22:29:11,832 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-12-06 22:29:11,911 INFO L277 CfgBuilder]: Performing block encoding [2021-12-06 22:29:11,916 INFO L296 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-12-06 22:29:11,916 INFO L301 CfgBuilder]: Removed 2 assume(true) statements. [2021-12-06 22:29:11,917 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.12 10:29:11 BoogieIcfgContainer [2021-12-06 22:29:11,917 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-12-06 22:29:11,918 INFO L113 PluginConnector]: ------------------------BuchiAutomizer---------------------------- [2021-12-06 22:29:11,918 INFO L271 PluginConnector]: Initializing BuchiAutomizer... [2021-12-06 22:29:11,921 INFO L275 PluginConnector]: BuchiAutomizer initialized [2021-12-06 22:29:11,921 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2021-12-06 22:29:11,921 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "CDTParser AST 06.12 10:29:11" (1/3) ... [2021-12-06 22:29:11,922 INFO L205 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@fc81dea and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 06.12 10:29:11, skipping insertion in model container [2021-12-06 22:29:11,922 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2021-12-06 22:29:11,922 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 10:29:11" (2/3) ... [2021-12-06 22:29:11,922 INFO L205 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@fc81dea and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 06.12 10:29:11, skipping insertion in model container [2021-12-06 22:29:11,922 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2021-12-06 22:29:11,923 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.12 10:29:11" (3/3) ... [2021-12-06 22:29:11,923 INFO L388 chiAutomizerObserver]: Analyzing ICFG insertionsort-alloca-2.i [2021-12-06 22:29:11,957 INFO L359 BuchiCegarLoop]: Interprodecural is true [2021-12-06 22:29:11,958 INFO L360 BuchiCegarLoop]: Hoare is false [2021-12-06 22:29:11,958 INFO L361 BuchiCegarLoop]: Compute interpolants for ForwardPredicates [2021-12-06 22:29:11,958 INFO L362 BuchiCegarLoop]: Backedges is STRAIGHT_LINE [2021-12-06 22:29:11,958 INFO L363 BuchiCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2021-12-06 22:29:11,958 INFO L364 BuchiCegarLoop]: Difference is false [2021-12-06 22:29:11,958 INFO L365 BuchiCegarLoop]: Minimize is MINIMIZE_SEVPA [2021-12-06 22:29:11,958 INFO L368 BuchiCegarLoop]: ======== Iteration 0==of CEGAR loop == BuchiCegarLoop======== [2021-12-06 22:29:11,969 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand has 15 states, 14 states have (on average 1.4285714285714286) internal successors, (20), 14 states have internal predecessors, (20), 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) [2021-12-06 22:29:11,982 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 7 [2021-12-06 22:29:11,982 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2021-12-06 22:29:11,983 INFO L119 BuchiIsEmpty]: Starting construction of run [2021-12-06 22:29:11,987 INFO L842 BuchiCegarLoop]: Counterexample stem histogram [1, 1, 1, 1] [2021-12-06 22:29:11,987 INFO L843 BuchiCegarLoop]: Counterexample loop histogram [1, 1, 1, 1] [2021-12-06 22:29:11,987 INFO L425 BuchiCegarLoop]: ======== Iteration 1============ [2021-12-06 22:29:11,987 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand has 15 states, 14 states have (on average 1.4285714285714286) internal successors, (20), 14 states have internal predecessors, (20), 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) [2021-12-06 22:29:11,988 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 7 [2021-12-06 22:29:11,988 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2021-12-06 22:29:11,988 INFO L119 BuchiIsEmpty]: Starting construction of run [2021-12-06 22:29:11,989 INFO L842 BuchiCegarLoop]: Counterexample stem histogram [1, 1, 1, 1] [2021-12-06 22:29:11,989 INFO L843 BuchiCegarLoop]: Counterexample loop histogram [1, 1, 1, 1] [2021-12-06 22:29:11,994 INFO L791 eck$LassoCheckResult]: Stem: 6#ULTIMATE.startENTRYtrue assume { :begin_inline_ULTIMATE.init } true;#NULL.base, #NULL.offset := 0, 0;assume 0 == #valid[0];assume 0 < #StackHeapBarrier; 11#L-1true assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~nondet8#1, main_#t~malloc9#1.base, main_#t~malloc9#1.offset, main_~array_size~0#1, main_~a~0#1.base, main_~a~0#1.offset;main_~array_size~0#1 := main_#t~nondet8#1;havoc main_#t~nondet8#1; 9#L560true assume !(main_~array_size~0#1 < 1); 15#L560-2true call main_#t~malloc9#1.base, main_#t~malloc9#1.offset := #Ultimate.allocOnStack(4 * main_~array_size~0#1);main_~a~0#1.base, main_~a~0#1.offset := main_#t~malloc9#1.base, main_#t~malloc9#1.offset;assume { :begin_inline_insertionSort } true;insertionSort_#in~a#1.base, insertionSort_#in~a#1.offset, insertionSort_#in~array_size#1 := main_~a~0#1.base, main_~a~0#1.offset, main_~array_size~0#1;havoc insertionSort_#t~mem3#1, insertionSort_#t~mem7#1, insertionSort_#t~post4#1, insertionSort_#t~mem5#1, insertionSort_#t~short6#1, insertionSort_#t~pre2#1, insertionSort_~a#1.base, insertionSort_~a#1.offset, insertionSort_~array_size#1, insertionSort_~i~0#1, insertionSort_~j~0#1, insertionSort_~index~0#1;insertionSort_~a#1.base, insertionSort_~a#1.offset := insertionSort_#in~a#1.base, insertionSort_#in~a#1.offset;insertionSort_~array_size#1 := insertionSort_#in~array_size#1;havoc insertionSort_~i~0#1;havoc insertionSort_~j~0#1;havoc insertionSort_~index~0#1;insertionSort_~i~0#1 := 1; 10#L550-3true [2021-12-06 22:29:11,994 INFO L793 eck$LassoCheckResult]: Loop: 10#L550-3true assume !!(insertionSort_~i~0#1 < insertionSort_~array_size#1);call insertionSort_#t~mem3#1 := read~int(insertionSort_~a#1.base, insertionSort_~a#1.offset + 4 * insertionSort_~i~0#1, 4);insertionSort_~index~0#1 := insertionSort_#t~mem3#1;havoc insertionSort_#t~mem3#1;insertionSort_~j~0#1 := insertionSort_~i~0#1; 3#L553-6true assume !true; 14#L553-7true call write~int(insertionSort_~index~0#1, insertionSort_~a#1.base, insertionSort_~a#1.offset + 4 * insertionSort_~j~0#1, 4); 16#L550-2true insertionSort_#t~pre2#1 := 1 + insertionSort_~i~0#1;insertionSort_~i~0#1 := 1 + insertionSort_~i~0#1;havoc insertionSort_#t~pre2#1; 10#L550-3true [2021-12-06 22:29:11,998 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-06 22:29:11,998 INFO L85 PathProgramCache]: Analyzing trace with hash 925669, now seen corresponding path program 1 times [2021-12-06 22:29:12,005 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-06 22:29:12,005 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [906305077] [2021-12-06 22:29:12,006 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-06 22:29:12,006 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-06 22:29:12,076 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-12-06 22:29:12,076 INFO L352 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-12-06 22:29:12,085 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-12-06 22:29:12,099 INFO L133 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-12-06 22:29:12,101 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-06 22:29:12,101 INFO L85 PathProgramCache]: Analyzing trace with hash 1465782, now seen corresponding path program 1 times [2021-12-06 22:29:12,101 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-06 22:29:12,101 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1553908612] [2021-12-06 22:29:12,101 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-06 22:29:12,102 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-06 22:29:12,109 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 22:29:12,139 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-12-06 22:29:12,140 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-06 22:29:12,140 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1553908612] [2021-12-06 22:29:12,140 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1553908612] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-06 22:29:12,141 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-12-06 22:29:12,141 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2021-12-06 22:29:12,141 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [764173506] [2021-12-06 22:29:12,142 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-06 22:29:12,144 INFO L808 eck$LassoCheckResult]: loop already infeasible [2021-12-06 22:29:12,145 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-12-06 22:29:12,168 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2021-12-06 22:29:12,168 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2021-12-06 22:29:12,170 INFO L87 Difference]: Start difference. First operand has 15 states, 14 states have (on average 1.4285714285714286) internal successors, (20), 14 states have internal predecessors, (20), 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 2 states, 2 states have (on average 2.0) internal successors, (4), 2 states have internal predecessors, (4), 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) [2021-12-06 22:29:12,174 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-12-06 22:29:12,174 INFO L93 Difference]: Finished difference Result 15 states and 18 transitions. [2021-12-06 22:29:12,175 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-12-06 22:29:12,178 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 15 states and 18 transitions. [2021-12-06 22:29:12,179 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 7 [2021-12-06 22:29:12,182 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 15 states to 11 states and 14 transitions. [2021-12-06 22:29:12,182 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 11 [2021-12-06 22:29:12,183 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 11 [2021-12-06 22:29:12,183 INFO L73 IsDeterministic]: Start isDeterministic. Operand 11 states and 14 transitions. [2021-12-06 22:29:12,183 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-12-06 22:29:12,183 INFO L681 BuchiCegarLoop]: Abstraction has 11 states and 14 transitions. [2021-12-06 22:29:12,195 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 11 states and 14 transitions. [2021-12-06 22:29:12,200 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 11 to 11. [2021-12-06 22:29:12,200 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 11 states, 11 states have (on average 1.2727272727272727) internal successors, (14), 10 states have internal predecessors, (14), 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) [2021-12-06 22:29:12,201 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 11 states to 11 states and 14 transitions. [2021-12-06 22:29:12,202 INFO L704 BuchiCegarLoop]: Abstraction has 11 states and 14 transitions. [2021-12-06 22:29:12,202 INFO L587 BuchiCegarLoop]: Abstraction has 11 states and 14 transitions. [2021-12-06 22:29:12,202 INFO L425 BuchiCegarLoop]: ======== Iteration 2============ [2021-12-06 22:29:12,202 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 11 states and 14 transitions. [2021-12-06 22:29:12,202 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 7 [2021-12-06 22:29:12,202 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2021-12-06 22:29:12,202 INFO L119 BuchiIsEmpty]: Starting construction of run [2021-12-06 22:29:12,203 INFO L842 BuchiCegarLoop]: Counterexample stem histogram [1, 1, 1, 1] [2021-12-06 22:29:12,203 INFO L843 BuchiCegarLoop]: Counterexample loop histogram [1, 1, 1, 1, 1, 1] [2021-12-06 22:29:12,203 INFO L791 eck$LassoCheckResult]: Stem: 42#ULTIMATE.startENTRY assume { :begin_inline_ULTIMATE.init } true;#NULL.base, #NULL.offset := 0, 0;assume 0 == #valid[0];assume 0 < #StackHeapBarrier; 43#L-1 assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~nondet8#1, main_#t~malloc9#1.base, main_#t~malloc9#1.offset, main_~array_size~0#1, main_~a~0#1.base, main_~a~0#1.offset;main_~array_size~0#1 := main_#t~nondet8#1;havoc main_#t~nondet8#1; 46#L560 assume !(main_~array_size~0#1 < 1); 47#L560-2 call main_#t~malloc9#1.base, main_#t~malloc9#1.offset := #Ultimate.allocOnStack(4 * main_~array_size~0#1);main_~a~0#1.base, main_~a~0#1.offset := main_#t~malloc9#1.base, main_#t~malloc9#1.offset;assume { :begin_inline_insertionSort } true;insertionSort_#in~a#1.base, insertionSort_#in~a#1.offset, insertionSort_#in~array_size#1 := main_~a~0#1.base, main_~a~0#1.offset, main_~array_size~0#1;havoc insertionSort_#t~mem3#1, insertionSort_#t~mem7#1, insertionSort_#t~post4#1, insertionSort_#t~mem5#1, insertionSort_#t~short6#1, insertionSort_#t~pre2#1, insertionSort_~a#1.base, insertionSort_~a#1.offset, insertionSort_~array_size#1, insertionSort_~i~0#1, insertionSort_~j~0#1, insertionSort_~index~0#1;insertionSort_~a#1.base, insertionSort_~a#1.offset := insertionSort_#in~a#1.base, insertionSort_#in~a#1.offset;insertionSort_~array_size#1 := insertionSort_#in~array_size#1;havoc insertionSort_~i~0#1;havoc insertionSort_~j~0#1;havoc insertionSort_~index~0#1;insertionSort_~i~0#1 := 1; 48#L550-3 [2021-12-06 22:29:12,203 INFO L793 eck$LassoCheckResult]: Loop: 48#L550-3 assume !!(insertionSort_~i~0#1 < insertionSort_~array_size#1);call insertionSort_#t~mem3#1 := read~int(insertionSort_~a#1.base, insertionSort_~a#1.offset + 4 * insertionSort_~i~0#1, 4);insertionSort_~index~0#1 := insertionSort_#t~mem3#1;havoc insertionSort_#t~mem3#1;insertionSort_~j~0#1 := insertionSort_~i~0#1; 38#L553-6 insertionSort_#t~short6#1 := insertionSort_~j~0#1 > 0; 39#L553-1 assume insertionSort_#t~short6#1;call insertionSort_#t~mem5#1 := read~int(insertionSort_~a#1.base, insertionSort_~a#1.offset + 4 * (insertionSort_~j~0#1 - 1), 4);insertionSort_#t~short6#1 := insertionSort_#t~mem5#1 > insertionSort_~index~0#1; 44#L553-3 assume !insertionSort_#t~short6#1;havoc insertionSort_#t~mem5#1;havoc insertionSort_#t~short6#1; 40#L553-7 call write~int(insertionSort_~index~0#1, insertionSort_~a#1.base, insertionSort_~a#1.offset + 4 * insertionSort_~j~0#1, 4); 41#L550-2 insertionSort_#t~pre2#1 := 1 + insertionSort_~i~0#1;insertionSort_~i~0#1 := 1 + insertionSort_~i~0#1;havoc insertionSort_#t~pre2#1; 48#L550-3 [2021-12-06 22:29:12,204 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-06 22:29:12,204 INFO L85 PathProgramCache]: Analyzing trace with hash 925669, now seen corresponding path program 2 times [2021-12-06 22:29:12,204 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-06 22:29:12,204 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2012411315] [2021-12-06 22:29:12,204 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-06 22:29:12,204 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-06 22:29:12,214 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-12-06 22:29:12,214 INFO L352 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-12-06 22:29:12,220 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-12-06 22:29:12,223 INFO L133 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-12-06 22:29:12,223 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-06 22:29:12,223 INFO L85 PathProgramCache]: Analyzing trace with hash 1394338221, now seen corresponding path program 1 times [2021-12-06 22:29:12,223 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-06 22:29:12,224 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2003196273] [2021-12-06 22:29:12,224 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-06 22:29:12,224 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-06 22:29:12,241 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-12-06 22:29:12,241 INFO L352 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-12-06 22:29:12,252 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-12-06 22:29:12,254 INFO L133 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-12-06 22:29:12,255 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-06 22:29:12,255 INFO L85 PathProgramCache]: Analyzing trace with hash -1897689455, now seen corresponding path program 1 times [2021-12-06 22:29:12,255 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-06 22:29:12,256 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1503685301] [2021-12-06 22:29:12,256 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-06 22:29:12,256 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-06 22:29:12,273 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-12-06 22:29:12,273 INFO L352 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-12-06 22:29:12,287 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-12-06 22:29:12,291 INFO L133 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-12-06 22:29:12,615 INFO L210 LassoAnalysis]: Preferences: [2021-12-06 22:29:12,616 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2021-12-06 22:29:12,616 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2021-12-06 22:29:12,616 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2021-12-06 22:29:12,616 INFO L129 ssoRankerPreferences]: Use exernal solver: false [2021-12-06 22:29:12,616 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-06 22:29:12,616 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2021-12-06 22:29:12,616 INFO L132 ssoRankerPreferences]: Path of dumped script: [2021-12-06 22:29:12,616 INFO L133 ssoRankerPreferences]: Filename of dumped script: insertionsort-alloca-2.i_Iteration2_Lasso [2021-12-06 22:29:12,616 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2021-12-06 22:29:12,616 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2021-12-06 22:29:12,631 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-06 22:29:12,635 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-06 22:29:12,638 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-06 22:29:12,640 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-06 22:29:12,641 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-06 22:29:12,643 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-06 22:29:12,779 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-06 22:29:12,781 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-06 22:29:12,782 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-06 22:29:12,784 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-06 22:29:12,786 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-06 22:29:12,787 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-06 22:29:12,788 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-06 22:29:12,790 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-06 22:29:12,949 INFO L294 LassoAnalysis]: Preprocessing complete. [2021-12-06 22:29:12,952 INFO L490 LassoAnalysis]: Using template 'affine'. [2021-12-06 22:29:12,954 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-06 22:29:12,954 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_06420f07-c3d2-4d19-b8b9-c6860bccbc76/bin/uautomizer-DrprNOufMa/z3 [2021-12-06 22:29:12,955 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_06420f07-c3d2-4d19-b8b9-c6860bccbc76/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-06 22:29:12,955 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_06420f07-c3d2-4d19-b8b9-c6860bccbc76/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (2)] Waiting until timeout for monitored process [2021-12-06 22:29:12,956 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 [2021-12-06 22:29:12,964 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-06 22:29:12,965 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-06 22:29:12,965 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-06 22:29:12,965 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-06 22:29:12,965 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-06 22:29:12,967 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-12-06 22:29:12,967 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-06 22:29:12,968 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-06 22:29:12,988 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_06420f07-c3d2-4d19-b8b9-c6860bccbc76/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (2)] Forceful destruction successful, exit code 0 [2021-12-06 22:29:12,988 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-06 22:29:12,988 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_06420f07-c3d2-4d19-b8b9-c6860bccbc76/bin/uautomizer-DrprNOufMa/z3 [2021-12-06 22:29:12,989 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_06420f07-c3d2-4d19-b8b9-c6860bccbc76/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-06 22:29:12,990 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_06420f07-c3d2-4d19-b8b9-c6860bccbc76/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (3)] Waiting until timeout for monitored process [2021-12-06 22:29:12,990 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 [2021-12-06 22:29:12,999 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-06 22:29:12,999 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-06 22:29:13,000 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-06 22:29:13,000 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-06 22:29:13,002 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-12-06 22:29:13,002 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-12-06 22:29:13,005 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-06 22:29:13,024 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_06420f07-c3d2-4d19-b8b9-c6860bccbc76/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (3)] Ended with exit code 0 [2021-12-06 22:29:13,024 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-06 22:29:13,024 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_06420f07-c3d2-4d19-b8b9-c6860bccbc76/bin/uautomizer-DrprNOufMa/z3 [2021-12-06 22:29:13,025 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_06420f07-c3d2-4d19-b8b9-c6860bccbc76/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-06 22:29:13,026 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_06420f07-c3d2-4d19-b8b9-c6860bccbc76/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (4)] Waiting until timeout for monitored process [2021-12-06 22:29:13,026 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 [2021-12-06 22:29:13,034 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-06 22:29:13,034 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-06 22:29:13,034 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-06 22:29:13,034 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-06 22:29:13,037 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-12-06 22:29:13,037 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-12-06 22:29:13,040 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-06 22:29:13,059 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_06420f07-c3d2-4d19-b8b9-c6860bccbc76/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (4)] Ended with exit code 0 [2021-12-06 22:29:13,059 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-06 22:29:13,059 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_06420f07-c3d2-4d19-b8b9-c6860bccbc76/bin/uautomizer-DrprNOufMa/z3 [2021-12-06 22:29:13,060 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_06420f07-c3d2-4d19-b8b9-c6860bccbc76/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-06 22:29:13,060 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_06420f07-c3d2-4d19-b8b9-c6860bccbc76/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (5)] Waiting until timeout for monitored process [2021-12-06 22:29:13,061 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 [2021-12-06 22:29:13,068 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-06 22:29:13,069 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-06 22:29:13,069 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-06 22:29:13,069 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-06 22:29:13,069 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-06 22:29:13,069 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-12-06 22:29:13,070 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-06 22:29:13,071 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-06 22:29:13,089 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_06420f07-c3d2-4d19-b8b9-c6860bccbc76/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (5)] Ended with exit code 0 [2021-12-06 22:29:13,089 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-06 22:29:13,090 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_06420f07-c3d2-4d19-b8b9-c6860bccbc76/bin/uautomizer-DrprNOufMa/z3 [2021-12-06 22:29:13,090 INFO L229 MonitoredProcess]: Starting monitored process 6 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_06420f07-c3d2-4d19-b8b9-c6860bccbc76/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-06 22:29:13,091 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_06420f07-c3d2-4d19-b8b9-c6860bccbc76/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (6)] Waiting until timeout for monitored process [2021-12-06 22:29:13,091 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 [2021-12-06 22:29:13,098 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-06 22:29:13,098 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-06 22:29:13,098 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-06 22:29:13,098 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-06 22:29:13,100 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-12-06 22:29:13,100 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-12-06 22:29:13,103 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-06 22:29:13,122 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_06420f07-c3d2-4d19-b8b9-c6860bccbc76/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (6)] Ended with exit code 0 [2021-12-06 22:29:13,122 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-06 22:29:13,123 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_06420f07-c3d2-4d19-b8b9-c6860bccbc76/bin/uautomizer-DrprNOufMa/z3 [2021-12-06 22:29:13,123 INFO L229 MonitoredProcess]: Starting monitored process 7 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_06420f07-c3d2-4d19-b8b9-c6860bccbc76/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-06 22:29:13,124 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_06420f07-c3d2-4d19-b8b9-c6860bccbc76/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (7)] Waiting until timeout for monitored process [2021-12-06 22:29:13,125 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 [2021-12-06 22:29:13,133 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-06 22:29:13,133 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-06 22:29:13,133 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-06 22:29:13,133 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-06 22:29:13,137 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-12-06 22:29:13,137 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-12-06 22:29:13,144 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-06 22:29:13,164 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_06420f07-c3d2-4d19-b8b9-c6860bccbc76/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (7)] Ended with exit code 0 [2021-12-06 22:29:13,164 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-06 22:29:13,164 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_06420f07-c3d2-4d19-b8b9-c6860bccbc76/bin/uautomizer-DrprNOufMa/z3 [2021-12-06 22:29:13,165 INFO L229 MonitoredProcess]: Starting monitored process 8 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_06420f07-c3d2-4d19-b8b9-c6860bccbc76/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-06 22:29:13,166 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_06420f07-c3d2-4d19-b8b9-c6860bccbc76/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (8)] Waiting until timeout for monitored process [2021-12-06 22:29:13,166 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 [2021-12-06 22:29:13,174 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-06 22:29:13,174 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-06 22:29:13,175 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-06 22:29:13,175 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-06 22:29:13,178 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-12-06 22:29:13,178 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-12-06 22:29:13,182 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-06 22:29:13,202 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_06420f07-c3d2-4d19-b8b9-c6860bccbc76/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (8)] Ended with exit code 0 [2021-12-06 22:29:13,202 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-06 22:29:13,202 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_06420f07-c3d2-4d19-b8b9-c6860bccbc76/bin/uautomizer-DrprNOufMa/z3 [2021-12-06 22:29:13,203 INFO L229 MonitoredProcess]: Starting monitored process 9 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_06420f07-c3d2-4d19-b8b9-c6860bccbc76/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-06 22:29:13,204 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_06420f07-c3d2-4d19-b8b9-c6860bccbc76/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (9)] Waiting until timeout for monitored process [2021-12-06 22:29:13,204 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 [2021-12-06 22:29:13,212 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-06 22:29:13,212 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-06 22:29:13,212 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-06 22:29:13,212 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-06 22:29:13,212 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-06 22:29:13,213 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-12-06 22:29:13,213 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-06 22:29:13,214 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-06 22:29:13,233 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_06420f07-c3d2-4d19-b8b9-c6860bccbc76/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (9)] Ended with exit code 0 [2021-12-06 22:29:13,233 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-06 22:29:13,233 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_06420f07-c3d2-4d19-b8b9-c6860bccbc76/bin/uautomizer-DrprNOufMa/z3 [2021-12-06 22:29:13,234 INFO L229 MonitoredProcess]: Starting monitored process 10 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_06420f07-c3d2-4d19-b8b9-c6860bccbc76/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-06 22:29:13,240 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_06420f07-c3d2-4d19-b8b9-c6860bccbc76/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (10)] Waiting until timeout for monitored process [2021-12-06 22:29:13,240 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 [2021-12-06 22:29:13,248 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-06 22:29:13,248 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-06 22:29:13,248 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-06 22:29:13,249 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-06 22:29:13,256 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-12-06 22:29:13,256 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-12-06 22:29:13,269 INFO L420 nArgumentSynthesizer]: Found a termination argument, trying to simplify. [2021-12-06 22:29:13,308 INFO L443 ModelExtractionUtils]: Simplification made 17 calls to the SMT solver. [2021-12-06 22:29:13,308 INFO L444 ModelExtractionUtils]: 24 out of 37 variables were initially zero. Simplification set additionally 9 variables to zero. [2021-12-06 22:29:13,310 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-06 22:29:13,310 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_06420f07-c3d2-4d19-b8b9-c6860bccbc76/bin/uautomizer-DrprNOufMa/z3 [2021-12-06 22:29:13,311 INFO L229 MonitoredProcess]: Starting monitored process 11 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_06420f07-c3d2-4d19-b8b9-c6860bccbc76/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-06 22:29:13,313 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_06420f07-c3d2-4d19-b8b9-c6860bccbc76/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (11)] Waiting until timeout for monitored process [2021-12-06 22:29:13,313 INFO L435 nArgumentSynthesizer]: Simplifying supporting invariants... [2021-12-06 22:29:13,322 INFO L438 nArgumentSynthesizer]: Removed 1 redundant supporting invariants from a total of 2. [2021-12-06 22:29:13,322 INFO L513 LassoAnalysis]: Proved termination. [2021-12-06 22:29:13,322 INFO L515 LassoAnalysis]: Termination argument consisting of: Ranking function f(ULTIMATE.start_insertionSort_~i~0#1, v_rep(select #length ULTIMATE.start_insertionSort_~a#1.base)_1) = -2*ULTIMATE.start_insertionSort_~i~0#1 + 1*v_rep(select #length ULTIMATE.start_insertionSort_~a#1.base)_1 Supporting invariants [1*ULTIMATE.start_insertionSort_~a#1.offset >= 0] [2021-12-06 22:29:13,342 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_06420f07-c3d2-4d19-b8b9-c6860bccbc76/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (10)] Ended with exit code 0 [2021-12-06 22:29:13,353 INFO L297 tatePredicateManager]: 4 out of 5 supporting invariants were superfluous and have been removed [2021-12-06 22:29:13,374 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-06 22:29:13,384 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 22:29:13,385 INFO L263 TraceCheckSpWp]: Trace formula consists of 41 conjuncts, 6 conjunts are in the unsatisfiable core [2021-12-06 22:29:13,385 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-12-06 22:29:13,401 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 22:29:13,401 INFO L263 TraceCheckSpWp]: Trace formula consists of 32 conjuncts, 8 conjunts are in the unsatisfiable core [2021-12-06 22:29:13,402 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-12-06 22:29:13,536 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-12-06 22:29:13,539 INFO L152 lantAutomatonBouncer]: Defining deterministic Buchi interpolant automaton with honda bouncer for stem and without honda bouncer for loop.1 stem predicates 4 loop predicates [2021-12-06 22:29:13,539 INFO L71 iDifferenceNCSBLazy3]: Start buchiDifferenceNCSBLazy3. First operand 11 states and 14 transitions. cyclomatic complexity: 4 Second operand has 5 states, 5 states have (on average 2.0) internal successors, (10), 5 states have internal predecessors, (10), 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) [2021-12-06 22:29:13,640 INFO L75 iDifferenceNCSBLazy3]: Finished buchiDifferenceNCSBLazy3. First operand 11 states and 14 transitions. cyclomatic complexity: 4. Second operand has 5 states, 5 states have (on average 2.0) internal successors, (10), 5 states have internal predecessors, (10), 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 31 states and 41 transitions. Complement of second has 10 states. [2021-12-06 22:29:13,640 INFO L141 InterpolantAutomaton]: Switched to read-only mode: Buchi interpolant automaton has 6 states 1 stem states 4 non-accepting loop states 1 accepting loop states [2021-12-06 22:29:13,641 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 5 states, 5 states have (on average 2.0) internal successors, (10), 5 states have internal predecessors, (10), 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) [2021-12-06 22:29:13,642 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6 states to 6 states and 22 transitions. [2021-12-06 22:29:13,643 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 6 states and 22 transitions. Stem has 4 letters. Loop has 6 letters. [2021-12-06 22:29:13,643 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2021-12-06 22:29:13,643 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 6 states and 22 transitions. Stem has 10 letters. Loop has 6 letters. [2021-12-06 22:29:13,644 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2021-12-06 22:29:13,644 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 6 states and 22 transitions. Stem has 4 letters. Loop has 12 letters. [2021-12-06 22:29:13,644 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2021-12-06 22:29:13,644 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 31 states and 41 transitions. [2021-12-06 22:29:13,645 INFO L131 ngComponentsAnalysis]: Automaton has 2 accepting balls. 10 [2021-12-06 22:29:13,646 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 31 states to 29 states and 39 transitions. [2021-12-06 22:29:13,646 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 15 [2021-12-06 22:29:13,646 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 16 [2021-12-06 22:29:13,646 INFO L73 IsDeterministic]: Start isDeterministic. Operand 29 states and 39 transitions. [2021-12-06 22:29:13,646 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is not deterministic. [2021-12-06 22:29:13,646 INFO L681 BuchiCegarLoop]: Abstraction has 29 states and 39 transitions. [2021-12-06 22:29:13,646 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 29 states and 39 transitions. [2021-12-06 22:29:13,648 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 29 to 28. [2021-12-06 22:29:13,648 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 28 states, 28 states have (on average 1.3571428571428572) internal successors, (38), 27 states have internal predecessors, (38), 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) [2021-12-06 22:29:13,649 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 28 states to 28 states and 38 transitions. [2021-12-06 22:29:13,649 INFO L704 BuchiCegarLoop]: Abstraction has 28 states and 38 transitions. [2021-12-06 22:29:13,649 INFO L587 BuchiCegarLoop]: Abstraction has 28 states and 38 transitions. [2021-12-06 22:29:13,649 INFO L425 BuchiCegarLoop]: ======== Iteration 3============ [2021-12-06 22:29:13,649 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 28 states and 38 transitions. [2021-12-06 22:29:13,650 INFO L131 ngComponentsAnalysis]: Automaton has 2 accepting balls. 10 [2021-12-06 22:29:13,650 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2021-12-06 22:29:13,650 INFO L119 BuchiIsEmpty]: Starting construction of run [2021-12-06 22:29:13,650 INFO L842 BuchiCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1] [2021-12-06 22:29:13,650 INFO L843 BuchiCegarLoop]: Counterexample loop histogram [1, 1, 1, 1, 1, 1] [2021-12-06 22:29:13,650 INFO L791 eck$LassoCheckResult]: Stem: 176#ULTIMATE.startENTRY assume { :begin_inline_ULTIMATE.init } true;#NULL.base, #NULL.offset := 0, 0;assume 0 == #valid[0];assume 0 < #StackHeapBarrier; 177#L-1 assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~nondet8#1, main_#t~malloc9#1.base, main_#t~malloc9#1.offset, main_~array_size~0#1, main_~a~0#1.base, main_~a~0#1.offset;main_~array_size~0#1 := main_#t~nondet8#1;havoc main_#t~nondet8#1; 182#L560 assume !(main_~array_size~0#1 < 1); 183#L560-2 call main_#t~malloc9#1.base, main_#t~malloc9#1.offset := #Ultimate.allocOnStack(4 * main_~array_size~0#1);main_~a~0#1.base, main_~a~0#1.offset := main_#t~malloc9#1.base, main_#t~malloc9#1.offset;assume { :begin_inline_insertionSort } true;insertionSort_#in~a#1.base, insertionSort_#in~a#1.offset, insertionSort_#in~array_size#1 := main_~a~0#1.base, main_~a~0#1.offset, main_~array_size~0#1;havoc insertionSort_#t~mem3#1, insertionSort_#t~mem7#1, insertionSort_#t~post4#1, insertionSort_#t~mem5#1, insertionSort_#t~short6#1, insertionSort_#t~pre2#1, insertionSort_~a#1.base, insertionSort_~a#1.offset, insertionSort_~array_size#1, insertionSort_~i~0#1, insertionSort_~j~0#1, insertionSort_~index~0#1;insertionSort_~a#1.base, insertionSort_~a#1.offset := insertionSort_#in~a#1.base, insertionSort_#in~a#1.offset;insertionSort_~array_size#1 := insertionSort_#in~array_size#1;havoc insertionSort_~i~0#1;havoc insertionSort_~j~0#1;havoc insertionSort_~index~0#1;insertionSort_~i~0#1 := 1; 184#L550-3 assume !!(insertionSort_~i~0#1 < insertionSort_~array_size#1);call insertionSort_#t~mem3#1 := read~int(insertionSort_~a#1.base, insertionSort_~a#1.offset + 4 * insertionSort_~i~0#1, 4);insertionSort_~index~0#1 := insertionSort_#t~mem3#1;havoc insertionSort_#t~mem3#1;insertionSort_~j~0#1 := insertionSort_~i~0#1; 186#L553-6 [2021-12-06 22:29:13,650 INFO L793 eck$LassoCheckResult]: Loop: 186#L553-6 insertionSort_#t~short6#1 := insertionSort_~j~0#1 > 0; 191#L553-1 assume !insertionSort_#t~short6#1; 190#L553-3 assume !insertionSort_#t~short6#1;havoc insertionSort_#t~mem5#1;havoc insertionSort_#t~short6#1; 172#L553-7 call write~int(insertionSort_~index~0#1, insertionSort_~a#1.base, insertionSort_~a#1.offset + 4 * insertionSort_~j~0#1, 4); 173#L550-2 insertionSort_#t~pre2#1 := 1 + insertionSort_~i~0#1;insertionSort_~i~0#1 := 1 + insertionSort_~i~0#1;havoc insertionSort_#t~pre2#1; 185#L550-3 assume !!(insertionSort_~i~0#1 < insertionSort_~array_size#1);call insertionSort_#t~mem3#1 := read~int(insertionSort_~a#1.base, insertionSort_~a#1.offset + 4 * insertionSort_~i~0#1, 4);insertionSort_~index~0#1 := insertionSort_#t~mem3#1;havoc insertionSort_#t~mem3#1;insertionSort_~j~0#1 := insertionSort_~i~0#1; 186#L553-6 [2021-12-06 22:29:13,651 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-06 22:29:13,651 INFO L85 PathProgramCache]: Analyzing trace with hash 28695756, now seen corresponding path program 1 times [2021-12-06 22:29:13,651 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-06 22:29:13,651 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [87675435] [2021-12-06 22:29:13,651 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-06 22:29:13,651 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-06 22:29:13,660 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-12-06 22:29:13,660 INFO L352 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-12-06 22:29:13,666 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-12-06 22:29:13,668 INFO L133 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-12-06 22:29:13,669 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-06 22:29:13,669 INFO L85 PathProgramCache]: Analyzing trace with hash 1513658903, now seen corresponding path program 1 times [2021-12-06 22:29:13,669 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-06 22:29:13,669 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2132419530] [2021-12-06 22:29:13,669 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-06 22:29:13,669 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-06 22:29:13,675 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-12-06 22:29:13,675 INFO L352 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-12-06 22:29:13,679 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-12-06 22:29:13,681 INFO L133 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-12-06 22:29:13,681 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-06 22:29:13,682 INFO L85 PathProgramCache]: Analyzing trace with hash 1303016098, now seen corresponding path program 1 times [2021-12-06 22:29:13,682 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-06 22:29:13,682 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [371892792] [2021-12-06 22:29:13,682 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-06 22:29:13,682 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-06 22:29:13,691 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 22:29:13,711 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-12-06 22:29:13,711 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-06 22:29:13,711 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [371892792] [2021-12-06 22:29:13,712 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [371892792] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-06 22:29:13,712 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-12-06 22:29:13,712 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2021-12-06 22:29:13,712 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1244191700] [2021-12-06 22:29:13,712 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-06 22:29:13,782 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-12-06 22:29:13,783 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-12-06 22:29:13,783 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2021-12-06 22:29:13,783 INFO L87 Difference]: Start difference. First operand 28 states and 38 transitions. cyclomatic complexity: 13 Second operand has 5 states, 5 states have (on average 2.2) internal successors, (11), 5 states have internal predecessors, (11), 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) [2021-12-06 22:29:13,814 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-12-06 22:29:13,814 INFO L93 Difference]: Finished difference Result 27 states and 35 transitions. [2021-12-06 22:29:13,814 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-12-06 22:29:13,814 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 27 states and 35 transitions. [2021-12-06 22:29:13,815 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 4 [2021-12-06 22:29:13,816 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 27 states to 27 states and 35 transitions. [2021-12-06 22:29:13,816 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 13 [2021-12-06 22:29:13,816 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 13 [2021-12-06 22:29:13,816 INFO L73 IsDeterministic]: Start isDeterministic. Operand 27 states and 35 transitions. [2021-12-06 22:29:13,817 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is not deterministic. [2021-12-06 22:29:13,817 INFO L681 BuchiCegarLoop]: Abstraction has 27 states and 35 transitions. [2021-12-06 22:29:13,817 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 27 states and 35 transitions. [2021-12-06 22:29:13,818 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 27 to 20. [2021-12-06 22:29:13,818 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 20 states, 20 states have (on average 1.3) internal successors, (26), 19 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) [2021-12-06 22:29:13,818 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 20 states to 20 states and 26 transitions. [2021-12-06 22:29:13,819 INFO L704 BuchiCegarLoop]: Abstraction has 20 states and 26 transitions. [2021-12-06 22:29:13,819 INFO L587 BuchiCegarLoop]: Abstraction has 20 states and 26 transitions. [2021-12-06 22:29:13,819 INFO L425 BuchiCegarLoop]: ======== Iteration 4============ [2021-12-06 22:29:13,819 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 20 states and 26 transitions. [2021-12-06 22:29:13,819 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 4 [2021-12-06 22:29:13,819 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2021-12-06 22:29:13,819 INFO L119 BuchiIsEmpty]: Starting construction of run [2021-12-06 22:29:13,820 INFO L842 BuchiCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1, 1, 1] [2021-12-06 22:29:13,820 INFO L843 BuchiCegarLoop]: Counterexample loop histogram [1, 1, 1, 1] [2021-12-06 22:29:13,820 INFO L791 eck$LassoCheckResult]: Stem: 241#ULTIMATE.startENTRY assume { :begin_inline_ULTIMATE.init } true;#NULL.base, #NULL.offset := 0, 0;assume 0 == #valid[0];assume 0 < #StackHeapBarrier; 242#L-1 assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~nondet8#1, main_#t~malloc9#1.base, main_#t~malloc9#1.offset, main_~array_size~0#1, main_~a~0#1.base, main_~a~0#1.offset;main_~array_size~0#1 := main_#t~nondet8#1;havoc main_#t~nondet8#1; 249#L560 assume !(main_~array_size~0#1 < 1); 250#L560-2 call main_#t~malloc9#1.base, main_#t~malloc9#1.offset := #Ultimate.allocOnStack(4 * main_~array_size~0#1);main_~a~0#1.base, main_~a~0#1.offset := main_#t~malloc9#1.base, main_#t~malloc9#1.offset;assume { :begin_inline_insertionSort } true;insertionSort_#in~a#1.base, insertionSort_#in~a#1.offset, insertionSort_#in~array_size#1 := main_~a~0#1.base, main_~a~0#1.offset, main_~array_size~0#1;havoc insertionSort_#t~mem3#1, insertionSort_#t~mem7#1, insertionSort_#t~post4#1, insertionSort_#t~mem5#1, insertionSort_#t~short6#1, insertionSort_#t~pre2#1, insertionSort_~a#1.base, insertionSort_~a#1.offset, insertionSort_~array_size#1, insertionSort_~i~0#1, insertionSort_~j~0#1, insertionSort_~index~0#1;insertionSort_~a#1.base, insertionSort_~a#1.offset := insertionSort_#in~a#1.base, insertionSort_#in~a#1.offset;insertionSort_~array_size#1 := insertionSort_#in~array_size#1;havoc insertionSort_~i~0#1;havoc insertionSort_~j~0#1;havoc insertionSort_~index~0#1;insertionSort_~i~0#1 := 1; 251#L550-3 assume !!(insertionSort_~i~0#1 < insertionSort_~array_size#1);call insertionSort_#t~mem3#1 := read~int(insertionSort_~a#1.base, insertionSort_~a#1.offset + 4 * insertionSort_~i~0#1, 4);insertionSort_~index~0#1 := insertionSort_#t~mem3#1;havoc insertionSort_#t~mem3#1;insertionSort_~j~0#1 := insertionSort_~i~0#1; 252#L553-6 insertionSort_#t~short6#1 := insertionSort_~j~0#1 > 0; 254#L553-1 assume insertionSort_#t~short6#1;call insertionSort_#t~mem5#1 := read~int(insertionSort_~a#1.base, insertionSort_~a#1.offset + 4 * (insertionSort_~j~0#1 - 1), 4);insertionSort_#t~short6#1 := insertionSort_#t~mem5#1 > insertionSort_~index~0#1; 245#L553-3 [2021-12-06 22:29:13,820 INFO L793 eck$LassoCheckResult]: Loop: 245#L553-3 assume !!insertionSort_#t~short6#1;havoc insertionSort_#t~mem5#1;havoc insertionSort_#t~short6#1;call insertionSort_#t~mem7#1 := read~int(insertionSort_~a#1.base, insertionSort_~a#1.offset + 4 * (insertionSort_~j~0#1 - 1), 4);call write~int(insertionSort_#t~mem7#1, insertionSort_~a#1.base, insertionSort_~a#1.offset + 4 * insertionSort_~j~0#1, 4);havoc insertionSort_#t~mem7#1; 246#L553-5 insertionSort_#t~post4#1 := insertionSort_~j~0#1;insertionSort_~j~0#1 := insertionSort_#t~post4#1 - 1;havoc insertionSort_#t~post4#1; 237#L553-6 insertionSort_#t~short6#1 := insertionSort_~j~0#1 > 0; 238#L553-1 assume insertionSort_#t~short6#1;call insertionSort_#t~mem5#1 := read~int(insertionSort_~a#1.base, insertionSort_~a#1.offset + 4 * (insertionSort_~j~0#1 - 1), 4);insertionSort_#t~short6#1 := insertionSort_#t~mem5#1 > insertionSort_~index~0#1; 245#L553-3 [2021-12-06 22:29:13,820 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-06 22:29:13,821 INFO L85 PathProgramCache]: Analyzing trace with hash 1806818415, now seen corresponding path program 1 times [2021-12-06 22:29:13,821 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-06 22:29:13,821 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [109466067] [2021-12-06 22:29:13,821 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-06 22:29:13,821 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-06 22:29:13,830 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-12-06 22:29:13,830 INFO L352 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-12-06 22:29:13,837 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-12-06 22:29:13,839 INFO L133 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-12-06 22:29:13,839 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-06 22:29:13,839 INFO L85 PathProgramCache]: Analyzing trace with hash 1910182, now seen corresponding path program 1 times [2021-12-06 22:29:13,840 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-06 22:29:13,840 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1024515134] [2021-12-06 22:29:13,840 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-06 22:29:13,840 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-06 22:29:13,845 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-12-06 22:29:13,845 INFO L352 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-12-06 22:29:13,849 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-12-06 22:29:13,850 INFO L133 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-12-06 22:29:13,851 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-06 22:29:13,851 INFO L85 PathProgramCache]: Analyzing trace with hash 1301224212, now seen corresponding path program 1 times [2021-12-06 22:29:13,851 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-06 22:29:13,851 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1987533776] [2021-12-06 22:29:13,851 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-06 22:29:13,851 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-06 22:29:13,860 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 22:29:13,883 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-12-06 22:29:13,883 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-06 22:29:13,883 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1987533776] [2021-12-06 22:29:13,883 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1987533776] provided 0 perfect and 1 imperfect interpolant sequences [2021-12-06 22:29:13,884 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [165994146] [2021-12-06 22:29:13,884 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-06 22:29:13,884 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-12-06 22:29:13,884 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_06420f07-c3d2-4d19-b8b9-c6860bccbc76/bin/uautomizer-DrprNOufMa/z3 [2021-12-06 22:29:13,923 INFO L229 MonitoredProcess]: Starting monitored process 12 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_06420f07-c3d2-4d19-b8b9-c6860bccbc76/bin/uautomizer-DrprNOufMa/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-12-06 22:29:13,924 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_06420f07-c3d2-4d19-b8b9-c6860bccbc76/bin/uautomizer-DrprNOufMa/z3 -smt2 -in SMTLIB2_COMPLIANT=true (12)] Waiting until timeout for monitored process [2021-12-06 22:29:13,977 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 22:29:13,978 INFO L263 TraceCheckSpWp]: Trace formula consists of 81 conjuncts, 5 conjunts are in the unsatisfiable core [2021-12-06 22:29:13,978 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-12-06 22:29:13,999 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_06420f07-c3d2-4d19-b8b9-c6860bccbc76/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (11)] Ended with exit code 0 [2021-12-06 22:29:14,000 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-12-06 22:29:14,000 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-12-06 22:29:14,017 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-12-06 22:29:14,017 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [165994146] provided 0 perfect and 2 imperfect interpolant sequences [2021-12-06 22:29:14,018 INFO L186 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2021-12-06 22:29:14,018 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [5, 5, 5] total 5 [2021-12-06 22:29:14,018 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [447764137] [2021-12-06 22:29:14,018 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2021-12-06 22:29:14,140 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-12-06 22:29:14,141 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2021-12-06 22:29:14,141 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=20, Unknown=0, NotChecked=0, Total=30 [2021-12-06 22:29:14,141 INFO L87 Difference]: Start difference. First operand 20 states and 26 transitions. cyclomatic complexity: 8 Second operand has 6 states, 5 states have (on average 2.2) internal successors, (11), 6 states have internal predecessors, (11), 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) [2021-12-06 22:29:14,192 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-12-06 22:29:14,192 INFO L93 Difference]: Finished difference Result 42 states and 49 transitions. [2021-12-06 22:29:14,192 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-12-06 22:29:14,193 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 42 states and 49 transitions. [2021-12-06 22:29:14,194 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 4 [2021-12-06 22:29:14,195 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 42 states to 34 states and 41 transitions. [2021-12-06 22:29:14,195 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 11 [2021-12-06 22:29:14,195 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 11 [2021-12-06 22:29:14,196 INFO L73 IsDeterministic]: Start isDeterministic. Operand 34 states and 41 transitions. [2021-12-06 22:29:14,196 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is not deterministic. [2021-12-06 22:29:14,196 INFO L681 BuchiCegarLoop]: Abstraction has 34 states and 41 transitions. [2021-12-06 22:29:14,196 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 34 states and 41 transitions. [2021-12-06 22:29:14,197 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 34 to 25. [2021-12-06 22:29:14,198 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 25 states, 25 states have (on average 1.2) internal successors, (30), 24 states have internal predecessors, (30), 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) [2021-12-06 22:29:14,198 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25 states to 25 states and 30 transitions. [2021-12-06 22:29:14,198 INFO L704 BuchiCegarLoop]: Abstraction has 25 states and 30 transitions. [2021-12-06 22:29:14,198 INFO L587 BuchiCegarLoop]: Abstraction has 25 states and 30 transitions. [2021-12-06 22:29:14,198 INFO L425 BuchiCegarLoop]: ======== Iteration 5============ [2021-12-06 22:29:14,198 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 25 states and 30 transitions. [2021-12-06 22:29:14,199 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 4 [2021-12-06 22:29:14,199 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2021-12-06 22:29:14,199 INFO L119 BuchiIsEmpty]: Starting construction of run [2021-12-06 22:29:14,200 INFO L842 BuchiCegarLoop]: Counterexample stem histogram [2, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-12-06 22:29:14,200 INFO L843 BuchiCegarLoop]: Counterexample loop histogram [1, 1, 1, 1] [2021-12-06 22:29:14,200 INFO L791 eck$LassoCheckResult]: Stem: 380#ULTIMATE.startENTRY assume { :begin_inline_ULTIMATE.init } true;#NULL.base, #NULL.offset := 0, 0;assume 0 == #valid[0];assume 0 < #StackHeapBarrier; 381#L-1 assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~nondet8#1, main_#t~malloc9#1.base, main_#t~malloc9#1.offset, main_~array_size~0#1, main_~a~0#1.base, main_~a~0#1.offset;main_~array_size~0#1 := main_#t~nondet8#1;havoc main_#t~nondet8#1; 387#L560 assume !(main_~array_size~0#1 < 1); 388#L560-2 call main_#t~malloc9#1.base, main_#t~malloc9#1.offset := #Ultimate.allocOnStack(4 * main_~array_size~0#1);main_~a~0#1.base, main_~a~0#1.offset := main_#t~malloc9#1.base, main_#t~malloc9#1.offset;assume { :begin_inline_insertionSort } true;insertionSort_#in~a#1.base, insertionSort_#in~a#1.offset, insertionSort_#in~array_size#1 := main_~a~0#1.base, main_~a~0#1.offset, main_~array_size~0#1;havoc insertionSort_#t~mem3#1, insertionSort_#t~mem7#1, insertionSort_#t~post4#1, insertionSort_#t~mem5#1, insertionSort_#t~short6#1, insertionSort_#t~pre2#1, insertionSort_~a#1.base, insertionSort_~a#1.offset, insertionSort_~array_size#1, insertionSort_~i~0#1, insertionSort_~j~0#1, insertionSort_~index~0#1;insertionSort_~a#1.base, insertionSort_~a#1.offset := insertionSort_#in~a#1.base, insertionSort_#in~a#1.offset;insertionSort_~array_size#1 := insertionSort_#in~array_size#1;havoc insertionSort_~i~0#1;havoc insertionSort_~j~0#1;havoc insertionSort_~index~0#1;insertionSort_~i~0#1 := 1; 389#L550-3 assume !!(insertionSort_~i~0#1 < insertionSort_~array_size#1);call insertionSort_#t~mem3#1 := read~int(insertionSort_~a#1.base, insertionSort_~a#1.offset + 4 * insertionSort_~i~0#1, 4);insertionSort_~index~0#1 := insertionSort_#t~mem3#1;havoc insertionSort_#t~mem3#1;insertionSort_~j~0#1 := insertionSort_~i~0#1; 378#L553-6 insertionSort_#t~short6#1 := insertionSort_~j~0#1 > 0; 379#L553-1 assume insertionSort_#t~short6#1;call insertionSort_#t~mem5#1 := read~int(insertionSort_~a#1.base, insertionSort_~a#1.offset + 4 * (insertionSort_~j~0#1 - 1), 4);insertionSort_#t~short6#1 := insertionSort_#t~mem5#1 > insertionSort_~index~0#1; 400#L553-3 assume !insertionSort_#t~short6#1;havoc insertionSort_#t~mem5#1;havoc insertionSort_#t~short6#1; 382#L553-7 call write~int(insertionSort_~index~0#1, insertionSort_~a#1.base, insertionSort_~a#1.offset + 4 * insertionSort_~j~0#1, 4); 383#L550-2 insertionSort_#t~pre2#1 := 1 + insertionSort_~i~0#1;insertionSort_~i~0#1 := 1 + insertionSort_~i~0#1;havoc insertionSort_#t~pre2#1; 390#L550-3 assume !!(insertionSort_~i~0#1 < insertionSort_~array_size#1);call insertionSort_#t~mem3#1 := read~int(insertionSort_~a#1.base, insertionSort_~a#1.offset + 4 * insertionSort_~i~0#1, 4);insertionSort_~index~0#1 := insertionSort_#t~mem3#1;havoc insertionSort_#t~mem3#1;insertionSort_~j~0#1 := insertionSort_~i~0#1; 376#L553-6 [2021-12-06 22:29:14,200 INFO L793 eck$LassoCheckResult]: Loop: 376#L553-6 insertionSort_#t~short6#1 := insertionSort_~j~0#1 > 0; 377#L553-1 assume insertionSort_#t~short6#1;call insertionSort_#t~mem5#1 := read~int(insertionSort_~a#1.base, insertionSort_~a#1.offset + 4 * (insertionSort_~j~0#1 - 1), 4);insertionSort_#t~short6#1 := insertionSort_#t~mem5#1 > insertionSort_~index~0#1; 384#L553-3 assume !!insertionSort_#t~short6#1;havoc insertionSort_#t~mem5#1;havoc insertionSort_#t~short6#1;call insertionSort_#t~mem7#1 := read~int(insertionSort_~a#1.base, insertionSort_~a#1.offset + 4 * (insertionSort_~j~0#1 - 1), 4);call write~int(insertionSort_#t~mem7#1, insertionSort_~a#1.base, insertionSort_~a#1.offset + 4 * insertionSort_~j~0#1, 4);havoc insertionSort_#t~mem7#1; 385#L553-5 insertionSort_#t~post4#1 := insertionSort_~j~0#1;insertionSort_~j~0#1 := insertionSort_#t~post4#1 - 1;havoc insertionSort_#t~post4#1; 376#L553-6 [2021-12-06 22:29:14,200 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-06 22:29:14,200 INFO L85 PathProgramCache]: Analyzing trace with hash 1301169056, now seen corresponding path program 2 times [2021-12-06 22:29:14,201 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-06 22:29:14,201 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [29584745] [2021-12-06 22:29:14,201 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-06 22:29:14,201 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-06 22:29:14,212 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-12-06 22:29:14,213 INFO L352 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-12-06 22:29:14,222 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-12-06 22:29:14,225 INFO L133 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-12-06 22:29:14,225 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-06 22:29:14,225 INFO L85 PathProgramCache]: Analyzing trace with hash 1573222, now seen corresponding path program 2 times [2021-12-06 22:29:14,225 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-06 22:29:14,226 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [558113613] [2021-12-06 22:29:14,226 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-06 22:29:14,226 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-06 22:29:14,230 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-12-06 22:29:14,230 INFO L352 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-12-06 22:29:14,233 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-12-06 22:29:14,234 INFO L133 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-12-06 22:29:14,235 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-06 22:29:14,235 INFO L85 PathProgramCache]: Analyzing trace with hash -1886560891, now seen corresponding path program 1 times [2021-12-06 22:29:14,235 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-06 22:29:14,235 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [861161088] [2021-12-06 22:29:14,235 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-06 22:29:14,236 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-06 22:29:14,248 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-12-06 22:29:14,248 INFO L352 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-12-06 22:29:14,259 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-12-06 22:29:14,262 INFO L133 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-12-06 22:29:14,552 INFO L210 LassoAnalysis]: Preferences: [2021-12-06 22:29:14,552 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2021-12-06 22:29:14,552 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2021-12-06 22:29:14,552 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2021-12-06 22:29:14,552 INFO L129 ssoRankerPreferences]: Use exernal solver: false [2021-12-06 22:29:14,552 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-06 22:29:14,552 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2021-12-06 22:29:14,552 INFO L132 ssoRankerPreferences]: Path of dumped script: [2021-12-06 22:29:14,552 INFO L133 ssoRankerPreferences]: Filename of dumped script: insertionsort-alloca-2.i_Iteration5_Lasso [2021-12-06 22:29:14,552 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2021-12-06 22:29:14,552 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2021-12-06 22:29:14,557 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-06 22:29:14,684 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-06 22:29:14,685 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-06 22:29:14,686 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-06 22:29:14,687 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-06 22:29:14,688 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-06 22:29:14,689 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-06 22:29:14,690 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-06 22:29:14,691 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-06 22:29:14,692 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-06 22:29:14,693 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-06 22:29:14,694 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-06 22:29:14,694 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-06 22:29:14,696 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-06 22:29:14,825 INFO L294 LassoAnalysis]: Preprocessing complete. [2021-12-06 22:29:14,825 INFO L490 LassoAnalysis]: Using template 'affine'. [2021-12-06 22:29:14,826 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-06 22:29:14,826 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_06420f07-c3d2-4d19-b8b9-c6860bccbc76/bin/uautomizer-DrprNOufMa/z3 [2021-12-06 22:29:14,827 INFO L229 MonitoredProcess]: Starting monitored process 13 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_06420f07-c3d2-4d19-b8b9-c6860bccbc76/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-06 22:29:14,827 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_06420f07-c3d2-4d19-b8b9-c6860bccbc76/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (13)] Waiting until timeout for monitored process [2021-12-06 22:29:14,828 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 [2021-12-06 22:29:14,838 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-06 22:29:14,838 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-06 22:29:14,838 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-06 22:29:14,838 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-06 22:29:14,840 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-12-06 22:29:14,840 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-12-06 22:29:14,846 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-06 22:29:14,866 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_06420f07-c3d2-4d19-b8b9-c6860bccbc76/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (13)] Ended with exit code 0 [2021-12-06 22:29:14,866 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-06 22:29:14,866 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_06420f07-c3d2-4d19-b8b9-c6860bccbc76/bin/uautomizer-DrprNOufMa/z3 [2021-12-06 22:29:14,866 INFO L229 MonitoredProcess]: Starting monitored process 14 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_06420f07-c3d2-4d19-b8b9-c6860bccbc76/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-06 22:29:14,867 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_06420f07-c3d2-4d19-b8b9-c6860bccbc76/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (14)] Waiting until timeout for monitored process [2021-12-06 22:29:14,868 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 [2021-12-06 22:29:14,875 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-06 22:29:14,875 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-06 22:29:14,875 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-06 22:29:14,875 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-06 22:29:14,879 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-12-06 22:29:14,879 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-12-06 22:29:14,883 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-06 22:29:14,902 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_06420f07-c3d2-4d19-b8b9-c6860bccbc76/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (14)] Ended with exit code 0 [2021-12-06 22:29:14,902 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-06 22:29:14,902 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_06420f07-c3d2-4d19-b8b9-c6860bccbc76/bin/uautomizer-DrprNOufMa/z3 [2021-12-06 22:29:14,903 INFO L229 MonitoredProcess]: Starting monitored process 15 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_06420f07-c3d2-4d19-b8b9-c6860bccbc76/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-06 22:29:14,906 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_06420f07-c3d2-4d19-b8b9-c6860bccbc76/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (15)] Waiting until timeout for monitored process [2021-12-06 22:29:14,907 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 [2021-12-06 22:29:14,914 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-06 22:29:14,914 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-06 22:29:14,914 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-06 22:29:14,914 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-06 22:29:14,914 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-06 22:29:14,915 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-12-06 22:29:14,915 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-06 22:29:14,916 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-06 22:29:14,934 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_06420f07-c3d2-4d19-b8b9-c6860bccbc76/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (15)] Forceful destruction successful, exit code 0 [2021-12-06 22:29:14,934 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-06 22:29:14,934 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_06420f07-c3d2-4d19-b8b9-c6860bccbc76/bin/uautomizer-DrprNOufMa/z3 [2021-12-06 22:29:14,935 INFO L229 MonitoredProcess]: Starting monitored process 16 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_06420f07-c3d2-4d19-b8b9-c6860bccbc76/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-06 22:29:14,936 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_06420f07-c3d2-4d19-b8b9-c6860bccbc76/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (16)] Waiting until timeout for monitored process [2021-12-06 22:29:14,936 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-06 22:29:14,944 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-06 22:29:14,944 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-06 22:29:14,944 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-06 22:29:14,944 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-06 22:29:14,946 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-12-06 22:29:14,946 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-12-06 22:29:14,949 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-06 22:29:14,968 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_06420f07-c3d2-4d19-b8b9-c6860bccbc76/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (16)] Ended with exit code 0 [2021-12-06 22:29:14,968 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-06 22:29:14,968 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_06420f07-c3d2-4d19-b8b9-c6860bccbc76/bin/uautomizer-DrprNOufMa/z3 [2021-12-06 22:29:14,969 INFO L229 MonitoredProcess]: Starting monitored process 17 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_06420f07-c3d2-4d19-b8b9-c6860bccbc76/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-06 22:29:14,969 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_06420f07-c3d2-4d19-b8b9-c6860bccbc76/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (17)] Waiting until timeout for monitored process [2021-12-06 22:29:14,970 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 [2021-12-06 22:29:14,978 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-06 22:29:14,978 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-06 22:29:14,978 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-06 22:29:14,978 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-06 22:29:14,980 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-12-06 22:29:14,980 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-12-06 22:29:14,986 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-06 22:29:15,007 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_06420f07-c3d2-4d19-b8b9-c6860bccbc76/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (17)] Ended with exit code 0 [2021-12-06 22:29:15,007 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-06 22:29:15,007 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_06420f07-c3d2-4d19-b8b9-c6860bccbc76/bin/uautomizer-DrprNOufMa/z3 [2021-12-06 22:29:15,008 INFO L229 MonitoredProcess]: Starting monitored process 18 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_06420f07-c3d2-4d19-b8b9-c6860bccbc76/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-06 22:29:15,008 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_06420f07-c3d2-4d19-b8b9-c6860bccbc76/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (18)] Waiting until timeout for monitored process [2021-12-06 22:29:15,009 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 [2021-12-06 22:29:15,016 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-06 22:29:15,017 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-06 22:29:15,017 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-06 22:29:15,017 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-06 22:29:15,021 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-12-06 22:29:15,022 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-12-06 22:29:15,034 INFO L420 nArgumentSynthesizer]: Found a termination argument, trying to simplify. [2021-12-06 22:29:15,050 INFO L443 ModelExtractionUtils]: Simplification made 7 calls to the SMT solver. [2021-12-06 22:29:15,050 INFO L444 ModelExtractionUtils]: 24 out of 37 variables were initially zero. Simplification set additionally 11 variables to zero. [2021-12-06 22:29:15,051 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-06 22:29:15,051 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_06420f07-c3d2-4d19-b8b9-c6860bccbc76/bin/uautomizer-DrprNOufMa/z3 [2021-12-06 22:29:15,052 INFO L229 MonitoredProcess]: Starting monitored process 19 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_06420f07-c3d2-4d19-b8b9-c6860bccbc76/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-06 22:29:15,053 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_06420f07-c3d2-4d19-b8b9-c6860bccbc76/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (19)] Waiting until timeout for monitored process [2021-12-06 22:29:15,053 INFO L435 nArgumentSynthesizer]: Simplifying supporting invariants... [2021-12-06 22:29:15,061 INFO L438 nArgumentSynthesizer]: Removed 2 redundant supporting invariants from a total of 2. [2021-12-06 22:29:15,061 INFO L513 LassoAnalysis]: Proved termination. [2021-12-06 22:29:15,061 INFO L515 LassoAnalysis]: Termination argument consisting of: Ranking function f(ULTIMATE.start_insertionSort_~j~0#1) = 1*ULTIMATE.start_insertionSort_~j~0#1 Supporting invariants [] [2021-12-06 22:29:15,081 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_06420f07-c3d2-4d19-b8b9-c6860bccbc76/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (18)] Ended with exit code 0 [2021-12-06 22:29:15,095 INFO L297 tatePredicateManager]: 7 out of 7 supporting invariants were superfluous and have been removed [2021-12-06 22:29:15,101 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-06 22:29:15,111 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 22:29:15,112 INFO L263 TraceCheckSpWp]: Trace formula consists of 79 conjuncts, 2 conjunts are in the unsatisfiable core [2021-12-06 22:29:15,112 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-12-06 22:29:15,127 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 22:29:15,127 INFO L263 TraceCheckSpWp]: Trace formula consists of 24 conjuncts, 5 conjunts are in the unsatisfiable core [2021-12-06 22:29:15,128 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-12-06 22:29:15,156 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-12-06 22:29:15,157 INFO L152 lantAutomatonBouncer]: Defining deterministic Buchi interpolant automaton with honda bouncer for stem and without honda bouncer for loop.1 stem predicates 3 loop predicates [2021-12-06 22:29:15,157 INFO L71 iDifferenceNCSBLazy3]: Start buchiDifferenceNCSBLazy3. First operand 25 states and 30 transitions. cyclomatic complexity: 7 Second operand has 4 states, 4 states have (on average 3.75) internal successors, (15), 4 states have internal predecessors, (15), 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) [2021-12-06 22:29:15,176 INFO L75 iDifferenceNCSBLazy3]: Finished buchiDifferenceNCSBLazy3. First operand 25 states and 30 transitions. cyclomatic complexity: 7. Second operand has 4 states, 4 states have (on average 3.75) internal successors, (15), 4 states have internal predecessors, (15), 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 43 states and 50 transitions. Complement of second has 9 states. [2021-12-06 22:29:15,176 INFO L141 InterpolantAutomaton]: Switched to read-only mode: Buchi interpolant automaton has 5 states 1 stem states 3 non-accepting loop states 1 accepting loop states [2021-12-06 22:29:15,176 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4 states, 4 states have (on average 3.75) internal successors, (15), 4 states have internal predecessors, (15), 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) [2021-12-06 22:29:15,177 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5 states to 5 states and 17 transitions. [2021-12-06 22:29:15,177 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 5 states and 17 transitions. Stem has 11 letters. Loop has 4 letters. [2021-12-06 22:29:15,177 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2021-12-06 22:29:15,177 INFO L634 RefineBuchi]: Bad chosen interpolant automaton: word not accepted [2021-12-06 22:29:15,182 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-06 22:29:15,190 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 22:29:15,190 INFO L263 TraceCheckSpWp]: Trace formula consists of 79 conjuncts, 2 conjunts are in the unsatisfiable core [2021-12-06 22:29:15,190 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-12-06 22:29:15,205 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 22:29:15,205 INFO L263 TraceCheckSpWp]: Trace formula consists of 24 conjuncts, 5 conjunts are in the unsatisfiable core [2021-12-06 22:29:15,206 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-12-06 22:29:15,234 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-12-06 22:29:15,235 INFO L152 lantAutomatonBouncer]: Defining deterministic Buchi interpolant automaton with honda bouncer for stem and with honda bouncer for loop.1 stem predicates 3 loop predicates [2021-12-06 22:29:15,235 INFO L71 iDifferenceNCSBLazy3]: Start buchiDifferenceNCSBLazy3. First operand 25 states and 30 transitions. cyclomatic complexity: 7 Second operand has 4 states, 4 states have (on average 3.75) internal successors, (15), 4 states have internal predecessors, (15), 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) [2021-12-06 22:29:15,252 INFO L75 iDifferenceNCSBLazy3]: Finished buchiDifferenceNCSBLazy3. First operand 25 states and 30 transitions. cyclomatic complexity: 7. Second operand has 4 states, 4 states have (on average 3.75) internal successors, (15), 4 states have internal predecessors, (15), 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 43 states and 50 transitions. Complement of second has 9 states. [2021-12-06 22:29:15,253 INFO L141 InterpolantAutomaton]: Switched to read-only mode: Buchi interpolant automaton has 5 states 1 stem states 3 non-accepting loop states 1 accepting loop states [2021-12-06 22:29:15,253 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4 states, 4 states have (on average 3.75) internal successors, (15), 4 states have internal predecessors, (15), 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) [2021-12-06 22:29:15,254 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5 states to 5 states and 17 transitions. [2021-12-06 22:29:15,254 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 5 states and 17 transitions. Stem has 11 letters. Loop has 4 letters. [2021-12-06 22:29:15,254 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2021-12-06 22:29:15,254 INFO L634 RefineBuchi]: Bad chosen interpolant automaton: word not accepted [2021-12-06 22:29:15,260 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-06 22:29:15,268 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 22:29:15,269 INFO L263 TraceCheckSpWp]: Trace formula consists of 79 conjuncts, 2 conjunts are in the unsatisfiable core [2021-12-06 22:29:15,269 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-12-06 22:29:15,283 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 22:29:15,283 INFO L263 TraceCheckSpWp]: Trace formula consists of 24 conjuncts, 5 conjunts are in the unsatisfiable core [2021-12-06 22:29:15,283 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-12-06 22:29:15,307 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-12-06 22:29:15,307 INFO L152 lantAutomatonBouncer]: Defining Buchi interpolant automaton with scrooge nondeterminism in stemwith honda bouncer for stem and without honda bouncer for loop.1 stem predicates 3 loop predicates [2021-12-06 22:29:15,307 INFO L71 iDifferenceNCSBLazy3]: Start buchiDifferenceNCSBLazy3. First operand 25 states and 30 transitions. cyclomatic complexity: 7 Second operand has 4 states, 4 states have (on average 3.75) internal successors, (15), 4 states have internal predecessors, (15), 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) [2021-12-06 22:29:15,328 INFO L75 iDifferenceNCSBLazy3]: Finished buchiDifferenceNCSBLazy3. First operand 25 states and 30 transitions. cyclomatic complexity: 7. Second operand has 4 states, 4 states have (on average 3.75) internal successors, (15), 4 states have internal predecessors, (15), 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 47 states and 57 transitions. Complement of second has 8 states. [2021-12-06 22:29:15,328 INFO L141 InterpolantAutomaton]: Switched to read-only mode: Buchi interpolant automaton has 5 states 1 stem states 3 non-accepting loop states 1 accepting loop states [2021-12-06 22:29:15,329 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4 states, 4 states have (on average 3.75) internal successors, (15), 4 states have internal predecessors, (15), 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) [2021-12-06 22:29:15,329 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5 states to 5 states and 26 transitions. [2021-12-06 22:29:15,329 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 5 states and 26 transitions. Stem has 11 letters. Loop has 4 letters. [2021-12-06 22:29:15,330 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2021-12-06 22:29:15,330 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 5 states and 26 transitions. Stem has 15 letters. Loop has 4 letters. [2021-12-06 22:29:15,330 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2021-12-06 22:29:15,330 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 5 states and 26 transitions. Stem has 11 letters. Loop has 8 letters. [2021-12-06 22:29:15,331 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2021-12-06 22:29:15,331 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 47 states and 57 transitions. [2021-12-06 22:29:15,332 INFO L131 ngComponentsAnalysis]: Automaton has 0 accepting balls. 0 [2021-12-06 22:29:15,333 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 47 states to 0 states and 0 transitions. [2021-12-06 22:29:15,333 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 0 [2021-12-06 22:29:15,333 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 0 [2021-12-06 22:29:15,333 INFO L73 IsDeterministic]: Start isDeterministic. Operand 0 states and 0 transitions. [2021-12-06 22:29:15,333 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-12-06 22:29:15,333 INFO L681 BuchiCegarLoop]: Abstraction has 0 states and 0 transitions. [2021-12-06 22:29:15,333 INFO L704 BuchiCegarLoop]: Abstraction has 0 states and 0 transitions. [2021-12-06 22:29:15,333 INFO L587 BuchiCegarLoop]: Abstraction has 0 states and 0 transitions. [2021-12-06 22:29:15,333 INFO L425 BuchiCegarLoop]: ======== Iteration 6============ [2021-12-06 22:29:15,333 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 0 states and 0 transitions. [2021-12-06 22:29:15,333 INFO L131 ngComponentsAnalysis]: Automaton has 0 accepting balls. 0 [2021-12-06 22:29:15,333 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is true [2021-12-06 22:29:15,339 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer CFG 06.12 10:29:15 BoogieIcfgContainer [2021-12-06 22:29:15,339 INFO L132 PluginConnector]: ------------------------ END BuchiAutomizer---------------------------- [2021-12-06 22:29:15,339 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2021-12-06 22:29:15,339 INFO L271 PluginConnector]: Initializing Witness Printer... [2021-12-06 22:29:15,339 INFO L275 PluginConnector]: Witness Printer initialized [2021-12-06 22:29:15,340 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.12 10:29:11" (3/4) ... [2021-12-06 22:29:15,341 INFO L140 WitnessPrinter]: No result that supports witness generation found [2021-12-06 22:29:15,341 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2021-12-06 22:29:15,342 INFO L158 Benchmark]: Toolchain (without parser) took 3930.79ms. Allocated memory was 125.8MB in the beginning and 151.0MB in the end (delta: 25.2MB). Free memory was 92.8MB in the beginning and 48.6MB in the end (delta: 44.3MB). Peak memory consumption was 69.4MB. Max. memory is 16.1GB. [2021-12-06 22:29:15,343 INFO L158 Benchmark]: CDTParser took 0.11ms. Allocated memory is still 83.9MB. Free memory was 54.8MB in the beginning and 54.7MB in the end (delta: 24.4kB). There was no memory consumed. Max. memory is 16.1GB. [2021-12-06 22:29:15,343 INFO L158 Benchmark]: CACSL2BoogieTranslator took 260.04ms. Allocated memory is still 125.8MB. Free memory was 92.2MB in the beginning and 96.5MB in the end (delta: -4.3MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. [2021-12-06 22:29:15,344 INFO L158 Benchmark]: Boogie Procedure Inliner took 28.91ms. Allocated memory is still 125.8MB. Free memory was 96.5MB in the beginning and 94.5MB in the end (delta: 2.0MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2021-12-06 22:29:15,344 INFO L158 Benchmark]: Boogie Preprocessor took 17.03ms. Allocated memory is still 125.8MB. Free memory was 94.5MB in the beginning and 93.9MB in the end (delta: 644.3kB). There was no memory consumed. Max. memory is 16.1GB. [2021-12-06 22:29:15,344 INFO L158 Benchmark]: RCFGBuilder took 197.62ms. Allocated memory is still 125.8MB. Free memory was 93.2MB in the beginning and 83.4MB in the end (delta: 9.8MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. [2021-12-06 22:29:15,345 INFO L158 Benchmark]: BuchiAutomizer took 3420.94ms. Allocated memory was 125.8MB in the beginning and 151.0MB in the end (delta: 25.2MB). Free memory was 83.4MB in the beginning and 48.6MB in the end (delta: 34.8MB). Peak memory consumption was 61.3MB. Max. memory is 16.1GB. [2021-12-06 22:29:15,345 INFO L158 Benchmark]: Witness Printer took 2.30ms. Allocated memory is still 151.0MB. Free memory is still 48.6MB. There was no memory consumed. Max. memory is 16.1GB. [2021-12-06 22:29:15,348 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.11ms. Allocated memory is still 83.9MB. Free memory was 54.8MB in the beginning and 54.7MB in the end (delta: 24.4kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 260.04ms. Allocated memory is still 125.8MB. Free memory was 92.2MB in the beginning and 96.5MB in the end (delta: -4.3MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 28.91ms. Allocated memory is still 125.8MB. Free memory was 96.5MB in the beginning and 94.5MB in the end (delta: 2.0MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 17.03ms. Allocated memory is still 125.8MB. Free memory was 94.5MB in the beginning and 93.9MB in the end (delta: 644.3kB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 197.62ms. Allocated memory is still 125.8MB. Free memory was 93.2MB in the beginning and 83.4MB in the end (delta: 9.8MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. * BuchiAutomizer took 3420.94ms. Allocated memory was 125.8MB in the beginning and 151.0MB in the end (delta: 25.2MB). Free memory was 83.4MB in the beginning and 48.6MB in the end (delta: 34.8MB). Peak memory consumption was 61.3MB. Max. memory is 16.1GB. * Witness Printer took 2.30ms. Allocated memory is still 151.0MB. Free memory is still 48.6MB. There was no memory consumed. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: Constructed decomposition of program Your program was decomposed into 5 terminating modules (3 trivial, 1 deterministic, 1 nondeterministic). One deterministic module has affine ranking function unknown-#length-unknown[a] + -2 * i and consists of 6 locations. One nondeterministic module has affine ranking function j and consists of 5 locations. 3 modules have a trivial ranking function, the largest among these consists of 6 locations. - StatisticsResult: Timing statistics BüchiAutomizer plugin needed 3.3s and 6 iterations. TraceHistogramMax:2. Analysis of lassos took 2.6s. Construction of modules took 0.1s. Büchi inclusion checks took 0.5s. Highest rank in rank-based complementation 3. Minimization of det autom 2. Minimization of nondet autom 3. Automata minimization 0.0s AutomataMinimizationTime, 4 MinimizatonAttempts, 17 StatesRemovedByMinimization, 3 NontrivialMinimizations. Non-live state removal took 0.0s Buchi closure took 0.0s. Biggest automaton had 28 states and ocurred in iteration 2. Nontrivial modules had stage [1, 0, 1, 0, 0]. InterpolantCoveringCapabilityFinite: 0/0 InterpolantCoveringCapabilityBuchi: 0/0 HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 102 SdHoareTripleChecker+Valid, 0.1s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 99 mSDsluCounter, 126 SdHoareTripleChecker+Invalid, 0.1s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 51 mSDsCounter, 40 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 169 IncrementalHoareTripleChecker+Invalid, 209 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 40 mSolverCounterUnsat, 75 mSDtfsCounter, 169 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown LassoAnalysisResults: nont0 unkn0 SFLI1 SFLT0 conc2 concLT0 SILN0 SILU0 SILI0 SILT0 lasso2 LassoPreprocessingBenchmarks: Lassos: inital175 mio100 ax110 hnf99 lsp87 ukn70 mio100 lsp61 div100 bol100 ite100 ukn100 eq178 hnf90 smp100 dnf100 smp100 tf100 neg100 sie102 LassoTerminationAnalysisBenchmarks: ConstraintsSatisfiability: unsat Degree: 0 Time: 17ms VariablesStem: 1 VariablesLoop: 0 DisjunctsStem: 1 DisjunctsLoop: 1 SupportingInvariants: 2 MotzkinApplications: 6 LassoTerminationAnalysisBenchmarks: LassoNonterminationAnalysisSatFixpoint: 0 LassoNonterminationAnalysisSatUnbounded: 0 LassoNonterminationAnalysisUnsat: 0 LassoNonterminationAnalysisUnknown: 0 LassoNonterminationAnalysisTime: 0.0s - TerminationAnalysisResult: Termination proven Buchi Automizer proved that your program is terminating RESULT: Ultimate proved your program to be correct! [2021-12-06 22:29:15,374 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_06420f07-c3d2-4d19-b8b9-c6860bccbc76/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (19)] Forceful destruction successful, exit code 0 [2021-12-06 22:29:15,610 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_06420f07-c3d2-4d19-b8b9-c6860bccbc76/bin/uautomizer-DrprNOufMa/z3 -smt2 -in SMTLIB2_COMPLIANT=true (12)] Forceful destruction successful, exit code 0 [2021-12-06 22:29:15,812 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_06420f07-c3d2-4d19-b8b9-c6860bccbc76/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: TRUE