./Ultimate.py --spec ../../sv-benchmarks/c/properties/termination.prp --file ../../sv-benchmarks/c/termination-memory-alloca/a.07-alloca.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for termination Using default analysis Version 53f42b1a Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_643d6004-e86e-483a-a291-fa8f3969d3f8/bin/uautomizer-DQz5hQGWxF/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_643d6004-e86e-483a-a291-fa8f3969d3f8/bin/uautomizer-DQz5hQGWxF/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_643d6004-e86e-483a-a291-fa8f3969d3f8/bin/uautomizer-DQz5hQGWxF/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_643d6004-e86e-483a-a291-fa8f3969d3f8/bin/uautomizer-DQz5hQGWxF/config/AutomizerTermination.xml -i ../../sv-benchmarks/c/termination-memory-alloca/a.07-alloca.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_643d6004-e86e-483a-a291-fa8f3969d3f8/bin/uautomizer-DQz5hQGWxF/config/svcomp-Termination-64bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_643d6004-e86e-483a-a291-fa8f3969d3f8/bin/uautomizer-DQz5hQGWxF --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 b6c280f9f662c2cce7ccc19dad49f017ee13d6783374dc482c07b9bbe0ddd8f5 --- Real Ultimate output --- This is Ultimate 0.2.1-dev-53f42b1 [2021-11-20 05:54:56,577 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-20 05:54:56,580 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-20 05:54:56,620 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-20 05:54:56,620 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-20 05:54:56,622 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-20 05:54:56,625 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-20 05:54:56,628 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-20 05:54:56,631 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-20 05:54:56,632 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-20 05:54:56,634 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-20 05:54:56,636 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-20 05:54:56,637 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-20 05:54:56,642 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-20 05:54:56,645 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-20 05:54:56,647 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-20 05:54:56,650 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-20 05:54:56,657 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-20 05:54:56,660 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-20 05:54:56,667 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-20 05:54:56,673 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-20 05:54:56,676 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-20 05:54:56,678 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-20 05:54:56,680 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-20 05:54:56,688 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-20 05:54:56,689 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-20 05:54:56,689 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-20 05:54:56,695 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-20 05:54:56,699 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-20 05:54:56,701 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-20 05:54:56,703 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-20 05:54:56,704 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-20 05:54:56,707 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-20 05:54:56,709 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-20 05:54:56,711 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-20 05:54:56,711 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-20 05:54:56,712 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-20 05:54:56,712 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-20 05:54:56,713 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-20 05:54:56,714 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-20 05:54:56,715 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-20 05:54:56,716 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_643d6004-e86e-483a-a291-fa8f3969d3f8/bin/uautomizer-DQz5hQGWxF/config/svcomp-Termination-64bit-Automizer_Default.epf [2021-11-20 05:54:56,784 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-20 05:54:56,784 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-20 05:54:56,785 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-11-20 05:54:56,786 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-11-20 05:54:56,788 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-20 05:54:56,788 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-20 05:54:56,788 INFO L138 SettingsManager]: * Use SBE=true [2021-11-20 05:54:56,789 INFO L136 SettingsManager]: Preferences of BuchiAutomizer differ from their defaults: [2021-11-20 05:54:56,789 INFO L138 SettingsManager]: * NCSB implementation=INTSET_LAZY3 [2021-11-20 05:54:56,789 INFO L138 SettingsManager]: * Use old map elimination=false [2021-11-20 05:54:56,791 INFO L138 SettingsManager]: * Use external solver (rank synthesis)=false [2021-11-20 05:54:56,791 INFO L138 SettingsManager]: * Use only trivial implications for array writes=true [2021-11-20 05:54:56,792 INFO L138 SettingsManager]: * Rank analysis=LINEAR_WITH_GUESSES [2021-11-20 05:54:56,792 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-20 05:54:56,792 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2021-11-20 05:54:56,793 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-11-20 05:54:56,793 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-20 05:54:56,793 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=ASSUME [2021-11-20 05:54:56,793 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=ASSUME [2021-11-20 05:54:56,794 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=ASSUME [2021-11-20 05:54:56,794 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-20 05:54:56,794 INFO L138 SettingsManager]: * Assume nondeterminstic values are in range=false [2021-11-20 05:54:56,795 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-20 05:54:56,795 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=ASSUME [2021-11-20 05:54:56,795 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-20 05:54:56,796 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-11-20 05:54:56,798 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-20 05:54:56,799 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2021-11-20 05:54:56,799 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-11-20 05:54:56,800 INFO L136 SettingsManager]: Preferences of IcfgTransformer differ from their defaults: [2021-11-20 05:54:56,801 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_643d6004-e86e-483a-a291-fa8f3969d3f8/bin/uautomizer-DQz5hQGWxF/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_643d6004-e86e-483a-a291-fa8f3969d3f8/bin/uautomizer-DQz5hQGWxF Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(F end) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> b6c280f9f662c2cce7ccc19dad49f017ee13d6783374dc482c07b9bbe0ddd8f5 [2021-11-20 05:54:57,219 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-20 05:54:57,245 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-20 05:54:57,248 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-20 05:54:57,250 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-20 05:54:57,251 INFO L275 PluginConnector]: CDTParser initialized [2021-11-20 05:54:57,253 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_643d6004-e86e-483a-a291-fa8f3969d3f8/bin/uautomizer-DQz5hQGWxF/../../sv-benchmarks/c/termination-memory-alloca/a.07-alloca.i [2021-11-20 05:54:57,328 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_643d6004-e86e-483a-a291-fa8f3969d3f8/bin/uautomizer-DQz5hQGWxF/data/1a19dcadb/b19d53c7050e47d2bbdb314f3ab4e652/FLAGa4a50a746 [2021-11-20 05:54:58,042 INFO L306 CDTParser]: Found 1 translation units. [2021-11-20 05:54:58,043 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_643d6004-e86e-483a-a291-fa8f3969d3f8/sv-benchmarks/c/termination-memory-alloca/a.07-alloca.i [2021-11-20 05:54:58,062 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_643d6004-e86e-483a-a291-fa8f3969d3f8/bin/uautomizer-DQz5hQGWxF/data/1a19dcadb/b19d53c7050e47d2bbdb314f3ab4e652/FLAGa4a50a746 [2021-11-20 05:54:58,321 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_643d6004-e86e-483a-a291-fa8f3969d3f8/bin/uautomizer-DQz5hQGWxF/data/1a19dcadb/b19d53c7050e47d2bbdb314f3ab4e652 [2021-11-20 05:54:58,324 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-20 05:54:58,326 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-20 05:54:58,328 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-20 05:54:58,328 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-20 05:54:58,332 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-20 05:54:58,333 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.11 05:54:58" (1/1) ... [2021-11-20 05:54:58,339 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4c92e5a8 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:54:58, skipping insertion in model container [2021-11-20 05:54:58,340 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.11 05:54:58" (1/1) ... [2021-11-20 05:54:58,348 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-20 05:54:58,395 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-20 05:54:58,788 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-20 05:54:58,801 INFO L203 MainTranslator]: Completed pre-run [2021-11-20 05:54:58,877 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-20 05:54:58,921 INFO L208 MainTranslator]: Completed translation [2021-11-20 05:54:58,923 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:54:58 WrapperNode [2021-11-20 05:54:58,923 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-20 05:54:58,924 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-20 05:54:58,925 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-20 05:54:58,925 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-20 05:54:58,935 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:54:58" (1/1) ... [2021-11-20 05:54:58,950 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:54:58" (1/1) ... [2021-11-20 05:54:58,992 INFO L137 Inliner]: procedures = 111, calls = 28, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 74 [2021-11-20 05:54:58,993 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-20 05:54:58,994 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-20 05:54:58,995 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-20 05:54:58,995 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-20 05:54:59,005 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:54:58" (1/1) ... [2021-11-20 05:54:59,005 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:54:58" (1/1) ... [2021-11-20 05:54:59,032 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:54:58" (1/1) ... [2021-11-20 05:54:59,033 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:54:58" (1/1) ... [2021-11-20 05:54:59,039 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:54:58" (1/1) ... [2021-11-20 05:54:59,043 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:54:58" (1/1) ... [2021-11-20 05:54:59,056 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:54:58" (1/1) ... [2021-11-20 05:54:59,059 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-20 05:54:59,061 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-20 05:54:59,061 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-20 05:54:59,061 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-20 05:54:59,062 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:54:58" (1/1) ... [2021-11-20 05:54:59,084 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-20 05:54:59,095 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_643d6004-e86e-483a-a291-fa8f3969d3f8/bin/uautomizer-DQz5hQGWxF/z3 [2021-11-20 05:54:59,110 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_643d6004-e86e-483a-a291-fa8f3969d3f8/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-20 05:54:59,113 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_643d6004-e86e-483a-a291-fa8f3969d3f8/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (1)] Waiting until timeout for monitored process [2021-11-20 05:54:59,161 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2021-11-20 05:54:59,161 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2021-11-20 05:54:59,162 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-11-20 05:54:59,163 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-11-20 05:54:59,163 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-20 05:54:59,164 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-20 05:54:59,309 INFO L236 CfgBuilder]: Building ICFG [2021-11-20 05:54:59,326 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-11-20 05:54:59,610 INFO L277 CfgBuilder]: Performing block encoding [2021-11-20 05:54:59,617 INFO L296 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-11-20 05:54:59,617 INFO L301 CfgBuilder]: Removed 1 assume(true) statements. [2021-11-20 05:54:59,620 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.11 05:54:59 BoogieIcfgContainer [2021-11-20 05:54:59,620 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-11-20 05:54:59,621 INFO L113 PluginConnector]: ------------------------BuchiAutomizer---------------------------- [2021-11-20 05:54:59,621 INFO L271 PluginConnector]: Initializing BuchiAutomizer... [2021-11-20 05:54:59,625 INFO L275 PluginConnector]: BuchiAutomizer initialized [2021-11-20 05:54:59,626 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2021-11-20 05:54:59,626 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "CDTParser AST 20.11 05:54:58" (1/3) ... [2021-11-20 05:54:59,628 INFO L205 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@30547d77 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 20.11 05:54:59, skipping insertion in model container [2021-11-20 05:54:59,628 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2021-11-20 05:54:59,628 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:54:58" (2/3) ... [2021-11-20 05:54:59,629 INFO L205 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@30547d77 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 20.11 05:54:59, skipping insertion in model container [2021-11-20 05:54:59,629 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2021-11-20 05:54:59,629 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.11 05:54:59" (3/3) ... [2021-11-20 05:54:59,631 INFO L388 chiAutomizerObserver]: Analyzing ICFG a.07-alloca.i [2021-11-20 05:54:59,711 INFO L359 BuchiCegarLoop]: Interprodecural is true [2021-11-20 05:54:59,712 INFO L360 BuchiCegarLoop]: Hoare is false [2021-11-20 05:54:59,712 INFO L361 BuchiCegarLoop]: Compute interpolants for ForwardPredicates [2021-11-20 05:54:59,712 INFO L362 BuchiCegarLoop]: Backedges is STRAIGHT_LINE [2021-11-20 05:54:59,712 INFO L363 BuchiCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2021-11-20 05:54:59,713 INFO L364 BuchiCegarLoop]: Difference is false [2021-11-20 05:54:59,713 INFO L365 BuchiCegarLoop]: Minimize is MINIMIZE_SEVPA [2021-11-20 05:54:59,713 INFO L368 BuchiCegarLoop]: ======== Iteration 0==of CEGAR loop == BuchiCegarLoop======== [2021-11-20 05:54:59,734 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand has 10 states, 9 states have (on average 1.3333333333333333) internal successors, (12), 9 states have internal predecessors, (12), 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) [2021-11-20 05:54:59,771 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 3 [2021-11-20 05:54:59,771 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2021-11-20 05:54:59,772 INFO L119 BuchiIsEmpty]: Starting construction of run [2021-11-20 05:54:59,777 INFO L842 BuchiCegarLoop]: Counterexample stem histogram [1, 1] [2021-11-20 05:54:59,777 INFO L843 BuchiCegarLoop]: Counterexample loop histogram [1, 1, 1] [2021-11-20 05:54:59,777 INFO L425 BuchiCegarLoop]: ======== Iteration 1============ [2021-11-20 05:54:59,778 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand has 10 states, 9 states have (on average 1.3333333333333333) internal successors, (12), 9 states have internal predecessors, (12), 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) [2021-11-20 05:54:59,779 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 3 [2021-11-20 05:54:59,779 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2021-11-20 05:54:59,779 INFO L119 BuchiIsEmpty]: Starting construction of run [2021-11-20 05:54:59,780 INFO L842 BuchiCegarLoop]: Counterexample stem histogram [1, 1] [2021-11-20 05:54:59,780 INFO L843 BuchiCegarLoop]: Counterexample loop histogram [1, 1, 1] [2021-11-20 05:54:59,786 INFO L791 eck$LassoCheckResult]: Stem: 4#ULTIMATE.startENTRYtrue assume { :begin_inline_ULTIMATE.init } true;#NULL.base, #NULL.offset := 0, 0;assume 0 == #valid[0];assume 0 < #StackHeapBarrier; 9#L-1true assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~nondet14#1, main_#t~nondet15#1, main_#t~nondet16#1, main_#t~ret17#1;assume { :begin_inline_test_fun } true;test_fun_#in~x#1, test_fun_#in~y#1, test_fun_#in~z#1 := main_#t~nondet14#1, main_#t~nondet15#1, main_#t~nondet16#1;havoc test_fun_#res#1;havoc test_fun_#t~malloc2#1.base, test_fun_#t~malloc2#1.offset, test_fun_#t~malloc3#1.base, test_fun_#t~malloc3#1.offset, test_fun_#t~malloc4#1.base, test_fun_#t~malloc4#1.offset, test_fun_#t~malloc5#1.base, test_fun_#t~malloc5#1.offset, test_fun_#t~mem11#1, test_fun_#t~mem12#1, test_fun_#t~mem6#1, test_fun_#t~mem7#1, test_fun_#t~mem8#1, test_fun_#t~mem9#1, test_fun_#t~short10#1, test_fun_#t~mem13#1, test_fun_~x#1, test_fun_~y#1, test_fun_~z#1, test_fun_~x_ref~0#1.base, test_fun_~x_ref~0#1.offset, test_fun_~y_ref~0#1.base, test_fun_~y_ref~0#1.offset, test_fun_~z_ref~0#1.base, test_fun_~z_ref~0#1.offset, test_fun_~c~0#1.base, test_fun_~c~0#1.offset;test_fun_~x#1 := test_fun_#in~x#1;test_fun_~y#1 := test_fun_#in~y#1;test_fun_~z#1 := test_fun_#in~z#1;call test_fun_#t~malloc2#1.base, test_fun_#t~malloc2#1.offset := #Ultimate.allocOnStack(4);test_fun_~x_ref~0#1.base, test_fun_~x_ref~0#1.offset := test_fun_#t~malloc2#1.base, test_fun_#t~malloc2#1.offset;call test_fun_#t~malloc3#1.base, test_fun_#t~malloc3#1.offset := #Ultimate.allocOnStack(4);test_fun_~y_ref~0#1.base, test_fun_~y_ref~0#1.offset := test_fun_#t~malloc3#1.base, test_fun_#t~malloc3#1.offset;call test_fun_#t~malloc4#1.base, test_fun_#t~malloc4#1.offset := #Ultimate.allocOnStack(4);test_fun_~z_ref~0#1.base, test_fun_~z_ref~0#1.offset := test_fun_#t~malloc4#1.base, test_fun_#t~malloc4#1.offset;call test_fun_#t~malloc5#1.base, test_fun_#t~malloc5#1.offset := #Ultimate.allocOnStack(4);test_fun_~c~0#1.base, test_fun_~c~0#1.offset := test_fun_#t~malloc5#1.base, test_fun_#t~malloc5#1.offset;call write~int(test_fun_~x#1, test_fun_~x_ref~0#1.base, test_fun_~x_ref~0#1.offset, 4);call write~int(test_fun_~y#1, test_fun_~y_ref~0#1.base, test_fun_~y_ref~0#1.offset, 4);call write~int(test_fun_~z#1, test_fun_~z_ref~0#1.base, test_fun_~z_ref~0#1.offset, 4);call write~int(0, test_fun_~c~0#1.base, test_fun_~c~0#1.offset, 4); 6#L557-5true [2021-11-20 05:54:59,786 INFO L793 eck$LassoCheckResult]: Loop: 6#L557-5true call test_fun_#t~mem6#1 := read~int(test_fun_~x_ref~0#1.base, test_fun_~x_ref~0#1.offset, 4);call test_fun_#t~mem7#1 := read~int(test_fun_~y_ref~0#1.base, test_fun_~y_ref~0#1.offset, 4);test_fun_#t~short10#1 := test_fun_#t~mem6#1 > test_fun_#t~mem7#1; 11#L557-1true assume test_fun_#t~short10#1;call test_fun_#t~mem8#1 := read~int(test_fun_~x_ref~0#1.base, test_fun_~x_ref~0#1.offset, 4);call test_fun_#t~mem9#1 := read~int(test_fun_~z_ref~0#1.base, test_fun_~z_ref~0#1.offset, 4);test_fun_#t~short10#1 := test_fun_#t~mem8#1 > test_fun_#t~mem9#1; 10#L557-3true assume !!test_fun_#t~short10#1;havoc test_fun_#t~mem6#1;havoc test_fun_#t~mem7#1;havoc test_fun_#t~mem8#1;havoc test_fun_#t~mem9#1;havoc test_fun_#t~short10#1;call test_fun_#t~mem11#1 := read~int(test_fun_~y_ref~0#1.base, test_fun_~y_ref~0#1.offset, 4);call write~int(1 + test_fun_#t~mem11#1, test_fun_~y_ref~0#1.base, test_fun_~y_ref~0#1.offset, 4);havoc test_fun_#t~mem11#1;call test_fun_#t~mem12#1 := read~int(test_fun_~z_ref~0#1.base, test_fun_~z_ref~0#1.offset, 4);call write~int(1 + test_fun_#t~mem12#1, test_fun_~z_ref~0#1.base, test_fun_~z_ref~0#1.offset, 4);havoc test_fun_#t~mem12#1; 6#L557-5true [2021-11-20 05:54:59,793 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-20 05:54:59,794 INFO L85 PathProgramCache]: Analyzing trace with hash 963, now seen corresponding path program 1 times [2021-11-20 05:54:59,805 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-20 05:54:59,805 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [440366709] [2021-11-20 05:54:59,806 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-20 05:54:59,807 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-20 05:55:00,118 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-11-20 05:55:00,119 INFO L355 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-11-20 05:55:00,204 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-11-20 05:55:00,251 INFO L133 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-11-20 05:55:00,254 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-20 05:55:00,255 INFO L85 PathProgramCache]: Analyzing trace with hash 36846, now seen corresponding path program 1 times [2021-11-20 05:55:00,255 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-20 05:55:00,255 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1551794053] [2021-11-20 05:55:00,256 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-20 05:55:00,256 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-20 05:55:00,279 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-11-20 05:55:00,279 INFO L355 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-11-20 05:55:00,311 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-11-20 05:55:00,327 INFO L133 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-11-20 05:55:00,329 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-20 05:55:00,329 INFO L85 PathProgramCache]: Analyzing trace with hash 28695788, now seen corresponding path program 1 times [2021-11-20 05:55:00,329 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-20 05:55:00,330 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1115717902] [2021-11-20 05:55:00,330 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-20 05:55:00,330 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-20 05:55:00,382 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-11-20 05:55:00,382 INFO L355 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-11-20 05:55:00,440 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-11-20 05:55:00,450 INFO L133 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-11-20 05:55:02,931 INFO L210 LassoAnalysis]: Preferences: [2021-11-20 05:55:02,932 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2021-11-20 05:55:02,932 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2021-11-20 05:55:02,932 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2021-11-20 05:55:02,932 INFO L129 ssoRankerPreferences]: Use exernal solver: false [2021-11-20 05:55:02,932 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-20 05:55:02,933 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2021-11-20 05:55:02,933 INFO L132 ssoRankerPreferences]: Path of dumped script: [2021-11-20 05:55:02,933 INFO L133 ssoRankerPreferences]: Filename of dumped script: a.07-alloca.i_Iteration1_Lasso [2021-11-20 05:55:02,933 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2021-11-20 05:55:02,934 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2021-11-20 05:55:02,963 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-11-20 05:55:02,970 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-11-20 05:55:02,977 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-11-20 05:55:02,980 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-11-20 05:55:02,983 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-11-20 05:55:02,986 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-11-20 05:55:02,991 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-11-20 05:55:02,997 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-11-20 05:55:03,000 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-11-20 05:55:03,004 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-11-20 05:55:03,008 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-11-20 05:55:03,010 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-11-20 05:55:03,015 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-11-20 05:55:03,019 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-11-20 05:55:03,022 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-11-20 05:55:03,834 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-11-20 05:55:03,837 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-11-20 05:55:03,840 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-11-20 05:55:04,610 INFO L294 LassoAnalysis]: Preprocessing complete. [2021-11-20 05:55:04,616 INFO L490 LassoAnalysis]: Using template 'affine'. [2021-11-20 05:55:04,618 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-20 05:55:04,619 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_643d6004-e86e-483a-a291-fa8f3969d3f8/bin/uautomizer-DQz5hQGWxF/z3 [2021-11-20 05:55:04,622 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_643d6004-e86e-483a-a291-fa8f3969d3f8/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-20 05:55:04,628 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 [2021-11-20 05:55:04,640 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-11-20 05:55:04,641 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-20 05:55:04,641 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-20 05:55:04,642 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-20 05:55:04,642 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-11-20 05:55:04,645 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-11-20 05:55:04,645 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-20 05:55:04,648 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_643d6004-e86e-483a-a291-fa8f3969d3f8/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (2)] Waiting until timeout for monitored process [2021-11-20 05:55:04,665 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-20 05:55:04,700 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_643d6004-e86e-483a-a291-fa8f3969d3f8/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (2)] Ended with exit code 0 [2021-11-20 05:55:04,701 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-20 05:55:04,701 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_643d6004-e86e-483a-a291-fa8f3969d3f8/bin/uautomizer-DQz5hQGWxF/z3 [2021-11-20 05:55:04,703 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_643d6004-e86e-483a-a291-fa8f3969d3f8/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-20 05:55:04,704 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_643d6004-e86e-483a-a291-fa8f3969d3f8/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (3)] Waiting until timeout for monitored process [2021-11-20 05:55:04,705 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 [2021-11-20 05:55:04,715 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-11-20 05:55:04,715 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-20 05:55:04,715 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-20 05:55:04,715 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-20 05:55:04,715 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-11-20 05:55:04,717 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-11-20 05:55:04,717 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-20 05:55:04,730 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-20 05:55:04,756 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_643d6004-e86e-483a-a291-fa8f3969d3f8/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (3)] Forceful destruction successful, exit code 0 [2021-11-20 05:55:04,757 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-20 05:55:04,757 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_643d6004-e86e-483a-a291-fa8f3969d3f8/bin/uautomizer-DQz5hQGWxF/z3 [2021-11-20 05:55:04,763 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_643d6004-e86e-483a-a291-fa8f3969d3f8/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-20 05:55:04,780 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 [2021-11-20 05:55:04,789 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_643d6004-e86e-483a-a291-fa8f3969d3f8/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (4)] Waiting until timeout for monitored process [2021-11-20 05:55:04,790 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-11-20 05:55:04,790 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-20 05:55:04,790 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-20 05:55:04,790 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-20 05:55:04,790 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-11-20 05:55:04,796 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-11-20 05:55:04,797 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-20 05:55:04,808 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-20 05:55:04,833 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_643d6004-e86e-483a-a291-fa8f3969d3f8/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (4)] Ended with exit code 0 [2021-11-20 05:55:04,833 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-20 05:55:04,833 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_643d6004-e86e-483a-a291-fa8f3969d3f8/bin/uautomizer-DQz5hQGWxF/z3 [2021-11-20 05:55:04,835 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_643d6004-e86e-483a-a291-fa8f3969d3f8/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-20 05:55:04,836 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_643d6004-e86e-483a-a291-fa8f3969d3f8/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (5)] Waiting until timeout for monitored process [2021-11-20 05:55:04,837 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 [2021-11-20 05:55:04,846 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-11-20 05:55:04,846 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-20 05:55:04,846 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-20 05:55:04,846 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-20 05:55:04,846 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-11-20 05:55:04,847 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-11-20 05:55:04,847 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-20 05:55:04,860 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-20 05:55:04,889 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_643d6004-e86e-483a-a291-fa8f3969d3f8/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (5)] Ended with exit code 0 [2021-11-20 05:55:04,889 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-20 05:55:04,889 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_643d6004-e86e-483a-a291-fa8f3969d3f8/bin/uautomizer-DQz5hQGWxF/z3 [2021-11-20 05:55:04,891 INFO L229 MonitoredProcess]: Starting monitored process 6 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_643d6004-e86e-483a-a291-fa8f3969d3f8/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-20 05:55:04,892 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_643d6004-e86e-483a-a291-fa8f3969d3f8/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (6)] Waiting until timeout for monitored process [2021-11-20 05:55:04,896 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 [2021-11-20 05:55:04,905 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-11-20 05:55:04,905 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-20 05:55:04,905 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-20 05:55:04,905 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-20 05:55:04,905 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-11-20 05:55:04,906 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-11-20 05:55:04,906 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-20 05:55:04,919 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-20 05:55:04,946 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_643d6004-e86e-483a-a291-fa8f3969d3f8/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (6)] Forceful destruction successful, exit code 0 [2021-11-20 05:55:04,947 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-20 05:55:04,947 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_643d6004-e86e-483a-a291-fa8f3969d3f8/bin/uautomizer-DQz5hQGWxF/z3 [2021-11-20 05:55:04,948 INFO L229 MonitoredProcess]: Starting monitored process 7 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_643d6004-e86e-483a-a291-fa8f3969d3f8/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-20 05:55:04,950 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_643d6004-e86e-483a-a291-fa8f3969d3f8/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (7)] Waiting until timeout for monitored process [2021-11-20 05:55:04,951 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 [2021-11-20 05:55:04,961 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-11-20 05:55:04,961 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-20 05:55:04,962 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-20 05:55:04,962 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-11-20 05:55:04,966 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-11-20 05:55:04,966 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-11-20 05:55:04,970 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-20 05:55:04,997 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_643d6004-e86e-483a-a291-fa8f3969d3f8/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (7)] Forceful destruction successful, exit code 0 [2021-11-20 05:55:04,998 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-20 05:55:04,998 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_643d6004-e86e-483a-a291-fa8f3969d3f8/bin/uautomizer-DQz5hQGWxF/z3 [2021-11-20 05:55:04,999 INFO L229 MonitoredProcess]: Starting monitored process 8 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_643d6004-e86e-483a-a291-fa8f3969d3f8/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-20 05:55:05,001 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_643d6004-e86e-483a-a291-fa8f3969d3f8/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (8)] Waiting until timeout for monitored process [2021-11-20 05:55:05,005 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 [2021-11-20 05:55:05,014 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-11-20 05:55:05,014 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-20 05:55:05,015 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-20 05:55:05,015 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-20 05:55:05,015 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-11-20 05:55:05,016 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-11-20 05:55:05,016 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-20 05:55:05,017 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-20 05:55:05,045 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_643d6004-e86e-483a-a291-fa8f3969d3f8/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (8)] Ended with exit code 0 [2021-11-20 05:55:05,045 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-20 05:55:05,045 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_643d6004-e86e-483a-a291-fa8f3969d3f8/bin/uautomizer-DQz5hQGWxF/z3 [2021-11-20 05:55:05,046 INFO L229 MonitoredProcess]: Starting monitored process 9 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_643d6004-e86e-483a-a291-fa8f3969d3f8/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-20 05:55:05,047 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_643d6004-e86e-483a-a291-fa8f3969d3f8/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (9)] Waiting until timeout for monitored process [2021-11-20 05:55:05,048 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 [2021-11-20 05:55:05,057 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-11-20 05:55:05,057 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-20 05:55:05,057 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-20 05:55:05,057 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-11-20 05:55:05,064 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-11-20 05:55:05,064 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-11-20 05:55:05,068 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-20 05:55:05,099 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_643d6004-e86e-483a-a291-fa8f3969d3f8/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (9)] Ended with exit code 0 [2021-11-20 05:55:05,100 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-20 05:55:05,100 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_643d6004-e86e-483a-a291-fa8f3969d3f8/bin/uautomizer-DQz5hQGWxF/z3 [2021-11-20 05:55:05,101 INFO L229 MonitoredProcess]: Starting monitored process 10 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_643d6004-e86e-483a-a291-fa8f3969d3f8/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-20 05:55:05,107 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 [2021-11-20 05:55:05,108 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_643d6004-e86e-483a-a291-fa8f3969d3f8/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (10)] Waiting until timeout for monitored process [2021-11-20 05:55:05,116 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-11-20 05:55:05,117 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-20 05:55:05,117 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-20 05:55:05,117 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-11-20 05:55:05,120 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-11-20 05:55:05,120 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-11-20 05:55:05,127 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-20 05:55:05,154 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_643d6004-e86e-483a-a291-fa8f3969d3f8/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (10)] Forceful destruction successful, exit code 0 [2021-11-20 05:55:05,155 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-20 05:55:05,155 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_643d6004-e86e-483a-a291-fa8f3969d3f8/bin/uautomizer-DQz5hQGWxF/z3 [2021-11-20 05:55:05,156 INFO L229 MonitoredProcess]: Starting monitored process 11 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_643d6004-e86e-483a-a291-fa8f3969d3f8/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-20 05:55:05,162 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_643d6004-e86e-483a-a291-fa8f3969d3f8/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (11)] Waiting until timeout for monitored process [2021-11-20 05:55:05,163 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 [2021-11-20 05:55:05,171 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-11-20 05:55:05,171 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-20 05:55:05,172 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-20 05:55:05,172 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-11-20 05:55:05,175 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-11-20 05:55:05,175 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-11-20 05:55:05,186 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-20 05:55:05,211 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_643d6004-e86e-483a-a291-fa8f3969d3f8/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (11)] Forceful destruction successful, exit code 0 [2021-11-20 05:55:05,212 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-20 05:55:05,212 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_643d6004-e86e-483a-a291-fa8f3969d3f8/bin/uautomizer-DQz5hQGWxF/z3 [2021-11-20 05:55:05,213 INFO L229 MonitoredProcess]: Starting monitored process 12 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_643d6004-e86e-483a-a291-fa8f3969d3f8/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-20 05:55:05,214 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_643d6004-e86e-483a-a291-fa8f3969d3f8/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (12)] Waiting until timeout for monitored process [2021-11-20 05:55:05,215 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 [2021-11-20 05:55:05,224 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-11-20 05:55:05,225 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-20 05:55:05,225 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-20 05:55:05,225 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-20 05:55:05,225 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-11-20 05:55:05,226 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-11-20 05:55:05,226 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-20 05:55:05,227 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-20 05:55:05,251 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_643d6004-e86e-483a-a291-fa8f3969d3f8/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (12)] Forceful destruction successful, exit code 0 [2021-11-20 05:55:05,257 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-20 05:55:05,258 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_643d6004-e86e-483a-a291-fa8f3969d3f8/bin/uautomizer-DQz5hQGWxF/z3 [2021-11-20 05:55:05,259 INFO L229 MonitoredProcess]: Starting monitored process 13 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_643d6004-e86e-483a-a291-fa8f3969d3f8/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-20 05:55:05,260 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_643d6004-e86e-483a-a291-fa8f3969d3f8/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (13)] Waiting until timeout for monitored process [2021-11-20 05:55:05,260 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 [2021-11-20 05:55:05,269 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-11-20 05:55:05,269 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-20 05:55:05,269 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-20 05:55:05,269 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-20 05:55:05,269 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-11-20 05:55:05,278 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-11-20 05:55:05,278 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-20 05:55:05,279 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-20 05:55:05,306 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_643d6004-e86e-483a-a291-fa8f3969d3f8/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (13)] Ended with exit code 0 [2021-11-20 05:55:05,307 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-20 05:55:05,307 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_643d6004-e86e-483a-a291-fa8f3969d3f8/bin/uautomizer-DQz5hQGWxF/z3 [2021-11-20 05:55:05,308 INFO L229 MonitoredProcess]: Starting monitored process 14 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_643d6004-e86e-483a-a291-fa8f3969d3f8/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-20 05:55:05,309 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_643d6004-e86e-483a-a291-fa8f3969d3f8/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (14)] Waiting until timeout for monitored process [2021-11-20 05:55:05,310 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 [2021-11-20 05:55:05,318 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-11-20 05:55:05,319 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-20 05:55:05,319 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-20 05:55:05,319 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-11-20 05:55:05,321 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-11-20 05:55:05,321 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-11-20 05:55:05,325 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-20 05:55:05,349 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_643d6004-e86e-483a-a291-fa8f3969d3f8/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (14)] Forceful destruction successful, exit code 0 [2021-11-20 05:55:05,350 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-20 05:55:05,350 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_643d6004-e86e-483a-a291-fa8f3969d3f8/bin/uautomizer-DQz5hQGWxF/z3 [2021-11-20 05:55:05,351 INFO L229 MonitoredProcess]: Starting monitored process 15 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_643d6004-e86e-483a-a291-fa8f3969d3f8/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-20 05:55:05,378 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 [2021-11-20 05:55:05,389 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-11-20 05:55:05,389 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-20 05:55:05,389 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-20 05:55:05,389 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-20 05:55:05,389 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-11-20 05:55:05,390 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-11-20 05:55:05,390 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-20 05:55:05,392 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_643d6004-e86e-483a-a291-fa8f3969d3f8/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (15)] Waiting until timeout for monitored process [2021-11-20 05:55:05,400 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-20 05:55:05,445 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_643d6004-e86e-483a-a291-fa8f3969d3f8/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (15)] Forceful destruction successful, exit code 0 [2021-11-20 05:55:05,445 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-20 05:55:05,445 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_643d6004-e86e-483a-a291-fa8f3969d3f8/bin/uautomizer-DQz5hQGWxF/z3 [2021-11-20 05:55:05,446 INFO L229 MonitoredProcess]: Starting monitored process 16 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_643d6004-e86e-483a-a291-fa8f3969d3f8/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-20 05:55:05,457 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 [2021-11-20 05:55:05,467 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_643d6004-e86e-483a-a291-fa8f3969d3f8/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (16)] Waiting until timeout for monitored process [2021-11-20 05:55:05,468 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-11-20 05:55:05,469 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-20 05:55:05,469 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-20 05:55:05,469 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-11-20 05:55:05,486 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-11-20 05:55:05,486 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-11-20 05:55:05,512 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-20 05:55:05,540 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_643d6004-e86e-483a-a291-fa8f3969d3f8/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (16)] Forceful destruction successful, exit code 0 [2021-11-20 05:55:05,540 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-20 05:55:05,541 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_643d6004-e86e-483a-a291-fa8f3969d3f8/bin/uautomizer-DQz5hQGWxF/z3 [2021-11-20 05:55:05,542 INFO L229 MonitoredProcess]: Starting monitored process 17 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_643d6004-e86e-483a-a291-fa8f3969d3f8/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-20 05:55:05,543 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_643d6004-e86e-483a-a291-fa8f3969d3f8/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (17)] Waiting until timeout for monitored process [2021-11-20 05:55:05,544 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 [2021-11-20 05:55:05,554 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-11-20 05:55:05,554 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-20 05:55:05,554 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-20 05:55:05,554 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-11-20 05:55:05,575 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-11-20 05:55:05,575 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-11-20 05:55:05,608 INFO L420 nArgumentSynthesizer]: Found a termination argument, trying to simplify. [2021-11-20 05:55:05,679 INFO L443 ModelExtractionUtils]: Simplification made 15 calls to the SMT solver. [2021-11-20 05:55:05,679 INFO L444 ModelExtractionUtils]: 13 out of 40 variables were initially zero. Simplification set additionally 24 variables to zero. [2021-11-20 05:55:05,681 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-20 05:55:05,681 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_643d6004-e86e-483a-a291-fa8f3969d3f8/bin/uautomizer-DQz5hQGWxF/z3 [2021-11-20 05:55:05,708 INFO L229 MonitoredProcess]: Starting monitored process 18 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_643d6004-e86e-483a-a291-fa8f3969d3f8/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-20 05:55:05,768 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_643d6004-e86e-483a-a291-fa8f3969d3f8/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (18)] Waiting until timeout for monitored process [2021-11-20 05:55:05,769 INFO L435 nArgumentSynthesizer]: Simplifying supporting invariants... [2021-11-20 05:55:05,794 INFO L438 nArgumentSynthesizer]: Removed 2 redundant supporting invariants from a total of 2. [2021-11-20 05:55:05,794 INFO L513 LassoAnalysis]: Proved termination. [2021-11-20 05:55:05,795 INFO L515 LassoAnalysis]: Termination argument consisting of: Ranking function f(v_rep(select (select #memory_int ULTIMATE.start_test_fun_~z_ref~0#1.base) ULTIMATE.start_test_fun_~z_ref~0#1.offset)_1, v_rep(select (select #memory_int ULTIMATE.start_test_fun_~x_ref~0#1.base) ULTIMATE.start_test_fun_~x_ref~0#1.offset)_1) = -1*v_rep(select (select #memory_int ULTIMATE.start_test_fun_~z_ref~0#1.base) ULTIMATE.start_test_fun_~z_ref~0#1.offset)_1 + 1*v_rep(select (select #memory_int ULTIMATE.start_test_fun_~x_ref~0#1.base) ULTIMATE.start_test_fun_~x_ref~0#1.offset)_1 Supporting invariants [] [2021-11-20 05:55:05,879 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_643d6004-e86e-483a-a291-fa8f3969d3f8/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (17)] Forceful destruction successful, exit code 0 [2021-11-20 05:55:06,085 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_643d6004-e86e-483a-a291-fa8f3969d3f8/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (18)] Forceful destruction successful, exit code 0 [2021-11-20 05:55:06,190 INFO L297 tatePredicateManager]: 37 out of 37 supporting invariants were superfluous and have been removed [2021-11-20 05:55:06,220 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-20 05:55:06,259 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 05:55:06,261 INFO L263 TraceCheckSpWp]: Trace formula consists of 80 conjuncts, 2 conjunts are in the unsatisfiable core [2021-11-20 05:55:06,263 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-20 05:55:06,292 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 05:55:06,294 INFO L263 TraceCheckSpWp]: Trace formula consists of 39 conjuncts, 11 conjunts are in the unsatisfiable core [2021-11-20 05:55:06,296 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-20 05:55:06,592 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-20 05:55:06,637 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 [2021-11-20 05:55:06,639 INFO L71 iDifferenceNCSBLazy3]: Start buchiDifferenceNCSBLazy3. First operand has 10 states, 9 states have (on average 1.3333333333333333) internal successors, (12), 9 states have internal predecessors, (12), 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 4 states, 4 states have (on average 1.25) internal successors, (5), 4 states have internal predecessors, (5), 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) [2021-11-20 05:55:06,746 INFO L75 iDifferenceNCSBLazy3]: Finished buchiDifferenceNCSBLazy3. First operand has 10 states, 9 states have (on average 1.3333333333333333) internal successors, (12), 9 states have internal predecessors, (12), 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 4 states, 4 states have (on average 1.25) internal successors, (5), 4 states have internal predecessors, (5), 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 38 states and 44 transitions. Complement of second has 9 states. [2021-11-20 05:55:06,748 INFO L141 InterpolantAutomaton]: Switched to read-only mode: Buchi interpolant automaton has 6 states 1 stem states 3 non-accepting loop states 1 accepting loop states [2021-11-20 05:55:06,755 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4 states, 4 states have (on average 1.25) internal successors, (5), 4 states have internal predecessors, (5), 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) [2021-11-20 05:55:06,757 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6 states to 6 states and 24 transitions. [2021-11-20 05:55:06,759 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 6 states and 24 transitions. Stem has 2 letters. Loop has 3 letters. [2021-11-20 05:55:06,765 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2021-11-20 05:55:06,765 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 6 states and 24 transitions. Stem has 5 letters. Loop has 3 letters. [2021-11-20 05:55:06,766 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2021-11-20 05:55:06,766 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 6 states and 24 transitions. Stem has 2 letters. Loop has 6 letters. [2021-11-20 05:55:06,767 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2021-11-20 05:55:06,768 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 38 states and 44 transitions. [2021-11-20 05:55:06,775 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 3 [2021-11-20 05:55:06,779 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 38 states to 12 states and 15 transitions. [2021-11-20 05:55:06,780 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 6 [2021-11-20 05:55:06,781 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 7 [2021-11-20 05:55:06,781 INFO L73 IsDeterministic]: Start isDeterministic. Operand 12 states and 15 transitions. [2021-11-20 05:55:06,782 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is not deterministic. [2021-11-20 05:55:06,782 INFO L681 BuchiCegarLoop]: Abstraction has 12 states and 15 transitions. [2021-11-20 05:55:06,802 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 12 states and 15 transitions. [2021-11-20 05:55:06,812 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 12 to 11. [2021-11-20 05:55:06,813 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) [2021-11-20 05:55:06,813 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 11 states to 11 states and 14 transitions. [2021-11-20 05:55:06,815 INFO L704 BuchiCegarLoop]: Abstraction has 11 states and 14 transitions. [2021-11-20 05:55:06,815 INFO L587 BuchiCegarLoop]: Abstraction has 11 states and 14 transitions. [2021-11-20 05:55:06,815 INFO L425 BuchiCegarLoop]: ======== Iteration 2============ [2021-11-20 05:55:06,815 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 11 states and 14 transitions. [2021-11-20 05:55:06,817 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 3 [2021-11-20 05:55:06,817 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2021-11-20 05:55:06,817 INFO L119 BuchiIsEmpty]: Starting construction of run [2021-11-20 05:55:06,817 INFO L842 BuchiCegarLoop]: Counterexample stem histogram [1, 1, 1] [2021-11-20 05:55:06,821 INFO L843 BuchiCegarLoop]: Counterexample loop histogram [1, 1, 1] [2021-11-20 05:55:06,821 INFO L791 eck$LassoCheckResult]: Stem: 242#ULTIMATE.startENTRY assume { :begin_inline_ULTIMATE.init } true;#NULL.base, #NULL.offset := 0, 0;assume 0 == #valid[0];assume 0 < #StackHeapBarrier; 243#L-1 assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~nondet14#1, main_#t~nondet15#1, main_#t~nondet16#1, main_#t~ret17#1;assume { :begin_inline_test_fun } true;test_fun_#in~x#1, test_fun_#in~y#1, test_fun_#in~z#1 := main_#t~nondet14#1, main_#t~nondet15#1, main_#t~nondet16#1;havoc test_fun_#res#1;havoc test_fun_#t~malloc2#1.base, test_fun_#t~malloc2#1.offset, test_fun_#t~malloc3#1.base, test_fun_#t~malloc3#1.offset, test_fun_#t~malloc4#1.base, test_fun_#t~malloc4#1.offset, test_fun_#t~malloc5#1.base, test_fun_#t~malloc5#1.offset, test_fun_#t~mem11#1, test_fun_#t~mem12#1, test_fun_#t~mem6#1, test_fun_#t~mem7#1, test_fun_#t~mem8#1, test_fun_#t~mem9#1, test_fun_#t~short10#1, test_fun_#t~mem13#1, test_fun_~x#1, test_fun_~y#1, test_fun_~z#1, test_fun_~x_ref~0#1.base, test_fun_~x_ref~0#1.offset, test_fun_~y_ref~0#1.base, test_fun_~y_ref~0#1.offset, test_fun_~z_ref~0#1.base, test_fun_~z_ref~0#1.offset, test_fun_~c~0#1.base, test_fun_~c~0#1.offset;test_fun_~x#1 := test_fun_#in~x#1;test_fun_~y#1 := test_fun_#in~y#1;test_fun_~z#1 := test_fun_#in~z#1;call test_fun_#t~malloc2#1.base, test_fun_#t~malloc2#1.offset := #Ultimate.allocOnStack(4);test_fun_~x_ref~0#1.base, test_fun_~x_ref~0#1.offset := test_fun_#t~malloc2#1.base, test_fun_#t~malloc2#1.offset;call test_fun_#t~malloc3#1.base, test_fun_#t~malloc3#1.offset := #Ultimate.allocOnStack(4);test_fun_~y_ref~0#1.base, test_fun_~y_ref~0#1.offset := test_fun_#t~malloc3#1.base, test_fun_#t~malloc3#1.offset;call test_fun_#t~malloc4#1.base, test_fun_#t~malloc4#1.offset := #Ultimate.allocOnStack(4);test_fun_~z_ref~0#1.base, test_fun_~z_ref~0#1.offset := test_fun_#t~malloc4#1.base, test_fun_#t~malloc4#1.offset;call test_fun_#t~malloc5#1.base, test_fun_#t~malloc5#1.offset := #Ultimate.allocOnStack(4);test_fun_~c~0#1.base, test_fun_~c~0#1.offset := test_fun_#t~malloc5#1.base, test_fun_#t~malloc5#1.offset;call write~int(test_fun_~x#1, test_fun_~x_ref~0#1.base, test_fun_~x_ref~0#1.offset, 4);call write~int(test_fun_~y#1, test_fun_~y_ref~0#1.base, test_fun_~y_ref~0#1.offset, 4);call write~int(test_fun_~z#1, test_fun_~z_ref~0#1.base, test_fun_~z_ref~0#1.offset, 4);call write~int(0, test_fun_~c~0#1.base, test_fun_~c~0#1.offset, 4); 251#L557-5 call test_fun_#t~mem6#1 := read~int(test_fun_~x_ref~0#1.base, test_fun_~x_ref~0#1.offset, 4);call test_fun_#t~mem7#1 := read~int(test_fun_~y_ref~0#1.base, test_fun_~y_ref~0#1.offset, 4);test_fun_#t~short10#1 := test_fun_#t~mem6#1 > test_fun_#t~mem7#1; 245#L557-1 [2021-11-20 05:55:06,821 INFO L793 eck$LassoCheckResult]: Loop: 245#L557-1 assume !test_fun_#t~short10#1; 248#L557-3 assume !!test_fun_#t~short10#1;havoc test_fun_#t~mem6#1;havoc test_fun_#t~mem7#1;havoc test_fun_#t~mem8#1;havoc test_fun_#t~mem9#1;havoc test_fun_#t~short10#1;call test_fun_#t~mem11#1 := read~int(test_fun_~y_ref~0#1.base, test_fun_~y_ref~0#1.offset, 4);call write~int(1 + test_fun_#t~mem11#1, test_fun_~y_ref~0#1.base, test_fun_~y_ref~0#1.offset, 4);havoc test_fun_#t~mem11#1;call test_fun_#t~mem12#1 := read~int(test_fun_~z_ref~0#1.base, test_fun_~z_ref~0#1.offset, 4);call write~int(1 + test_fun_#t~mem12#1, test_fun_~z_ref~0#1.base, test_fun_~z_ref~0#1.offset, 4);havoc test_fun_#t~mem12#1; 244#L557-5 call test_fun_#t~mem6#1 := read~int(test_fun_~x_ref~0#1.base, test_fun_~x_ref~0#1.offset, 4);call test_fun_#t~mem7#1 := read~int(test_fun_~y_ref~0#1.base, test_fun_~y_ref~0#1.offset, 4);test_fun_#t~short10#1 := test_fun_#t~mem6#1 > test_fun_#t~mem7#1; 245#L557-1 [2021-11-20 05:55:06,825 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-20 05:55:06,826 INFO L85 PathProgramCache]: Analyzing trace with hash 29860, now seen corresponding path program 1 times [2021-11-20 05:55:06,826 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-20 05:55:06,826 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1549158559] [2021-11-20 05:55:06,826 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-20 05:55:06,827 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-20 05:55:06,879 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-11-20 05:55:06,892 INFO L355 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-11-20 05:55:06,929 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-11-20 05:55:06,937 INFO L133 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-11-20 05:55:06,942 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-20 05:55:06,943 INFO L85 PathProgramCache]: Analyzing trace with hash 41888, now seen corresponding path program 1 times [2021-11-20 05:55:06,943 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-20 05:55:06,944 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [891678242] [2021-11-20 05:55:06,944 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-20 05:55:06,944 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-20 05:55:06,952 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 05:55:06,992 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-20 05:55:06,993 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-20 05:55:06,995 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [891678242] [2021-11-20 05:55:06,998 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [891678242] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-20 05:55:07,000 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-20 05:55:07,000 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2021-11-20 05:55:07,001 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [869099674] [2021-11-20 05:55:07,002 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-20 05:55:07,004 INFO L808 eck$LassoCheckResult]: loop already infeasible [2021-11-20 05:55:07,004 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-20 05:55:07,007 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-11-20 05:55:07,008 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-11-20 05:55:07,009 INFO L87 Difference]: Start difference. First operand 11 states and 14 transitions. cyclomatic complexity: 5 Second operand has 3 states, 3 states have (on average 1.0) internal successors, (3), 2 states have internal predecessors, (3), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-20 05:55:07,025 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-20 05:55:07,025 INFO L93 Difference]: Finished difference Result 9 states and 10 transitions. [2021-11-20 05:55:07,026 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-11-20 05:55:07,027 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 9 states and 10 transitions. [2021-11-20 05:55:07,029 INFO L131 ngComponentsAnalysis]: Automaton has 0 accepting balls. 0 [2021-11-20 05:55:07,029 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 9 states to 0 states and 0 transitions. [2021-11-20 05:55:07,030 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 0 [2021-11-20 05:55:07,030 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 0 [2021-11-20 05:55:07,030 INFO L73 IsDeterministic]: Start isDeterministic. Operand 0 states and 0 transitions. [2021-11-20 05:55:07,030 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-11-20 05:55:07,030 INFO L681 BuchiCegarLoop]: Abstraction has 0 states and 0 transitions. [2021-11-20 05:55:07,030 INFO L704 BuchiCegarLoop]: Abstraction has 0 states and 0 transitions. [2021-11-20 05:55:07,031 INFO L587 BuchiCegarLoop]: Abstraction has 0 states and 0 transitions. [2021-11-20 05:55:07,031 INFO L425 BuchiCegarLoop]: ======== Iteration 3============ [2021-11-20 05:55:07,031 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 0 states and 0 transitions. [2021-11-20 05:55:07,031 INFO L131 ngComponentsAnalysis]: Automaton has 0 accepting balls. 0 [2021-11-20 05:55:07,031 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is true [2021-11-20 05:55:07,039 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer CFG 20.11 05:55:07 BoogieIcfgContainer [2021-11-20 05:55:07,040 INFO L132 PluginConnector]: ------------------------ END BuchiAutomizer---------------------------- [2021-11-20 05:55:07,040 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2021-11-20 05:55:07,040 INFO L271 PluginConnector]: Initializing Witness Printer... [2021-11-20 05:55:07,041 INFO L275 PluginConnector]: Witness Printer initialized [2021-11-20 05:55:07,041 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.11 05:54:59" (3/4) ... [2021-11-20 05:55:07,048 INFO L140 WitnessPrinter]: No result that supports witness generation found [2021-11-20 05:55:07,048 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2021-11-20 05:55:07,050 INFO L158 Benchmark]: Toolchain (without parser) took 8723.28ms. Allocated memory was 100.7MB in the beginning and 155.2MB in the end (delta: 54.5MB). Free memory was 69.1MB in the beginning and 79.9MB in the end (delta: -10.8MB). Peak memory consumption was 43.3MB. Max. memory is 16.1GB. [2021-11-20 05:55:07,050 INFO L158 Benchmark]: CDTParser took 0.38ms. Allocated memory is still 100.7MB. Free memory is still 53.3MB. There was no memory consumed. Max. memory is 16.1GB. [2021-11-20 05:55:07,054 INFO L158 Benchmark]: CACSL2BoogieTranslator took 595.44ms. Allocated memory is still 100.7MB. Free memory was 68.9MB in the beginning and 70.3MB in the end (delta: -1.5MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2021-11-20 05:55:07,055 INFO L158 Benchmark]: Boogie Procedure Inliner took 69.14ms. Allocated memory is still 100.7MB. Free memory was 70.3MB in the beginning and 68.3MB in the end (delta: 2.0MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2021-11-20 05:55:07,058 INFO L158 Benchmark]: Boogie Preprocessor took 65.29ms. Allocated memory is still 100.7MB. Free memory was 68.3MB in the beginning and 67.1MB in the end (delta: 1.2MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2021-11-20 05:55:07,059 INFO L158 Benchmark]: RCFGBuilder took 559.44ms. Allocated memory is still 100.7MB. Free memory was 67.1MB in the beginning and 55.8MB in the end (delta: 11.2MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. [2021-11-20 05:55:07,060 INFO L158 Benchmark]: BuchiAutomizer took 7418.57ms. Allocated memory was 100.7MB in the beginning and 155.2MB in the end (delta: 54.5MB). Free memory was 55.8MB in the beginning and 80.9MB in the end (delta: -25.1MB). Peak memory consumption was 31.3MB. Max. memory is 16.1GB. [2021-11-20 05:55:07,060 INFO L158 Benchmark]: Witness Printer took 8.44ms. Allocated memory is still 155.2MB. Free memory was 80.9MB in the beginning and 79.9MB in the end (delta: 1.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2021-11-20 05:55:07,069 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.38ms. Allocated memory is still 100.7MB. Free memory is still 53.3MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 595.44ms. Allocated memory is still 100.7MB. Free memory was 68.9MB in the beginning and 70.3MB in the end (delta: -1.5MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 69.14ms. Allocated memory is still 100.7MB. Free memory was 70.3MB in the beginning and 68.3MB in the end (delta: 2.0MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 65.29ms. Allocated memory is still 100.7MB. Free memory was 68.3MB in the beginning and 67.1MB in the end (delta: 1.2MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 559.44ms. Allocated memory is still 100.7MB. Free memory was 67.1MB in the beginning and 55.8MB in the end (delta: 11.2MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. * BuchiAutomizer took 7418.57ms. Allocated memory was 100.7MB in the beginning and 155.2MB in the end (delta: 54.5MB). Free memory was 55.8MB in the beginning and 80.9MB in the end (delta: -25.1MB). Peak memory consumption was 31.3MB. Max. memory is 16.1GB. * Witness Printer took 8.44ms. Allocated memory is still 155.2MB. Free memory was 80.9MB in the beginning and 79.9MB in the end (delta: 1.1MB). Peak memory consumption was 2.1MB. 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 2 terminating modules (1 trivial, 1 deterministic, 0 nondeterministic). One deterministic module has affine ranking function unknown-#memory_int-unknown[x_ref][x_ref] + -1 * unknown-#memory_int-unknown[z_ref][z_ref] and consists of 6 locations. 1 modules have a trivial ranking function, the largest among these consists of 3 locations. - StatisticsResult: Timing statistics BüchiAutomizer plugin needed 7.3s and 3 iterations. TraceHistogramMax:1. Analysis of lassos took 6.5s. Construction of modules took 0.0s. Büchi inclusion checks took 0.5s. Highest rank in rank-based complementation 3. Minimization of det autom 1. Minimization of nondet autom 1. Automata minimization 0.0s AutomataMinimizationTime, 1 MinimizatonAttempts, 1 StatesRemovedByMinimization, 1 NontrivialMinimizations. Non-live state removal took 0.0s Buchi closure took 0.0s. Biggest automaton had 11 states and ocurred in iteration 1. Nontrivial modules had stage [1, 0, 0, 0, 0]. InterpolantCoveringCapabilityFinite: 0/0 InterpolantCoveringCapabilityBuchi: 0/0 HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 11 SdHoareTripleChecker+Valid, 0.1s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 10 mSDsluCounter, 21 SdHoareTripleChecker+Invalid, 0.0s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 10 mSDsCounter, 7 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 23 IncrementalHoareTripleChecker+Invalid, 30 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 7 mSolverCounterUnsat, 11 mSDtfsCounter, 23 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown LassoAnalysisResults: nont0 unkn0 SFLI1 SFLT0 conc0 concLT0 SILN0 SILU0 SILI0 SILT0 lasso1 LassoPreprocessingBenchmarks: Lassos: inital413 mio100 ax104 hnf100 lsp93 ukn53 mio100 lsp36 div100 bol100 ite100 ukn100 eq186 hnf88 smp97 dnf100 smp100 tf100 neg100 sie100 LassoTerminationAnalysisBenchmarks: ConstraintsSatisfiability: unsat Degree: 0 Time: 22ms 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! [2021-11-20 05:55:07,132 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_643d6004-e86e-483a-a291-fa8f3969d3f8/bin/uautomizer-DQz5hQGWxF/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