./Ultimate.py --spec ../../sv-benchmarks/c/properties/termination.prp --file ../../sv-benchmarks/c/termination-memory-linkedlists/ll_create_rec-alloca-2.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for termination Using default analysis Version 6b5699aa Calling Ultimate with: /usr/lib/jvm/java-8-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/run_dir_4c443d60-d095-454a-b185-eef759eaf8ee/bin/uautomizer/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/run_dir_4c443d60-d095-454a-b185-eef759eaf8ee/bin/uautomizer/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/run_dir_4c443d60-d095-454a-b185-eef759eaf8ee/bin/uautomizer/data -tc /tmp/vcloud-vcloud-master/worker/run_dir_4c443d60-d095-454a-b185-eef759eaf8ee/bin/uautomizer/config/AutomizerTermination.xml -i ../../sv-benchmarks/c/termination-memory-linkedlists/ll_create_rec-alloca-2.i -s /tmp/vcloud-vcloud-master/worker/run_dir_4c443d60-d095-454a-b185-eef759eaf8ee/bin/uautomizer/config/svcomp-Termination-64bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/run_dir_4c443d60-d095-454a-b185-eef759eaf8ee/bin/uautomizer --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 6051a5fb5d8f122488338219baae2c7290933e19 ....................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: TRUE --- Real Ultimate output --- This is Ultimate 0.1.24-6b5699a [2019-11-25 08:50:43,824 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-25 08:50:43,825 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-25 08:50:43,839 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-25 08:50:43,840 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-25 08:50:43,841 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-25 08:50:43,843 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-25 08:50:43,852 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-25 08:50:43,856 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-25 08:50:43,860 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-25 08:50:43,861 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-25 08:50:43,862 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-25 08:50:43,862 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-25 08:50:43,864 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-25 08:50:43,865 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-25 08:50:43,866 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-25 08:50:43,867 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-25 08:50:43,867 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-25 08:50:43,869 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-25 08:50:43,873 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-25 08:50:43,876 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-25 08:50:43,879 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-25 08:50:43,881 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-25 08:50:43,881 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-25 08:50:43,884 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-25 08:50:43,884 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-25 08:50:43,885 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-25 08:50:43,886 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-25 08:50:43,886 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-25 08:50:43,887 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-25 08:50:43,887 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-25 08:50:43,888 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-25 08:50:43,889 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-25 08:50:43,889 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-25 08:50:43,890 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-25 08:50:43,890 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-25 08:50:43,891 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-25 08:50:43,891 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-25 08:50:43,891 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-25 08:50:43,892 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-25 08:50:43,893 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-25 08:50:43,893 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/run_dir_4c443d60-d095-454a-b185-eef759eaf8ee/bin/uautomizer/config/svcomp-Termination-64bit-Automizer_Default.epf [2019-11-25 08:50:43,918 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-25 08:50:43,918 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-25 08:50:43,919 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-25 08:50:43,919 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-25 08:50:43,919 INFO L138 SettingsManager]: * Use SBE=true [2019-11-25 08:50:43,920 INFO L136 SettingsManager]: Preferences of BuchiAutomizer differ from their defaults: [2019-11-25 08:50:43,920 INFO L138 SettingsManager]: * NCSB implementation=INTSET_LAZY3 [2019-11-25 08:50:43,920 INFO L138 SettingsManager]: * Use old map elimination=false [2019-11-25 08:50:43,920 INFO L138 SettingsManager]: * Use external solver (rank synthesis)=false [2019-11-25 08:50:43,920 INFO L138 SettingsManager]: * Use only trivial implications for array writes=true [2019-11-25 08:50:43,920 INFO L138 SettingsManager]: * Rank analysis=LINEAR_WITH_GUESSES [2019-11-25 08:50:43,921 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-25 08:50:43,921 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2019-11-25 08:50:43,921 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-25 08:50:43,921 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-25 08:50:43,921 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=ASSUME [2019-11-25 08:50:43,922 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=ASSUME [2019-11-25 08:50:43,922 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=ASSUME [2019-11-25 08:50:43,922 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-25 08:50:43,922 INFO L138 SettingsManager]: * Assume nondeterminstic values are in range=false [2019-11-25 08:50:43,922 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-25 08:50:43,922 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=ASSUME [2019-11-25 08:50:43,923 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-25 08:50:43,923 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-25 08:50:43,923 INFO L138 SettingsManager]: * To the following directory=/home/matthias/ultimate/dump [2019-11-25 08:50:43,923 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-25 08:50:43,923 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-25 08:50:43,923 INFO L138 SettingsManager]: * Dump automata to the following directory=/home/matthias/ultimate/dump/auto [2019-11-25 08:50:43,924 INFO L136 SettingsManager]: Preferences of IcfgTransformer differ from their defaults: [2019-11-25 08:50:43,924 INFO L138 SettingsManager]: * TransformationType=MODULO_NEIGHBOR Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud-vcloud-master/worker/run_dir_4c443d60-d095-454a-b185-eef759eaf8ee/bin/uautomizer 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 -> 6051a5fb5d8f122488338219baae2c7290933e19 [2019-11-25 08:50:44,099 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-25 08:50:44,108 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-25 08:50:44,111 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-25 08:50:44,112 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-25 08:50:44,113 INFO L275 PluginConnector]: CDTParser initialized [2019-11-25 08:50:44,113 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/run_dir_4c443d60-d095-454a-b185-eef759eaf8ee/bin/uautomizer/../../sv-benchmarks/c/termination-memory-linkedlists/ll_create_rec-alloca-2.i [2019-11-25 08:50:44,161 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_4c443d60-d095-454a-b185-eef759eaf8ee/bin/uautomizer/data/02f63001f/37c9d018a5d44e56967a3114e513dbd4/FLAG3feb18462 [2019-11-25 08:50:44,643 INFO L306 CDTParser]: Found 1 translation units. [2019-11-25 08:50:44,643 INFO L160 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/run_dir_4c443d60-d095-454a-b185-eef759eaf8ee/sv-benchmarks/c/termination-memory-linkedlists/ll_create_rec-alloca-2.i [2019-11-25 08:50:44,658 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_4c443d60-d095-454a-b185-eef759eaf8ee/bin/uautomizer/data/02f63001f/37c9d018a5d44e56967a3114e513dbd4/FLAG3feb18462 [2019-11-25 08:50:45,131 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/run_dir_4c443d60-d095-454a-b185-eef759eaf8ee/bin/uautomizer/data/02f63001f/37c9d018a5d44e56967a3114e513dbd4 [2019-11-25 08:50:45,134 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-25 08:50:45,135 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2019-11-25 08:50:45,135 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-25 08:50:45,136 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-25 08:50:45,139 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-25 08:50:45,139 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 08:50:45" (1/1) ... [2019-11-25 08:50:45,142 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3e09df61 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 08:50:45, skipping insertion in model container [2019-11-25 08:50:45,142 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 08:50:45" (1/1) ... [2019-11-25 08:50:45,149 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-25 08:50:45,195 INFO L179 MainTranslator]: Built tables and reachable declarations [2019-11-25 08:50:45,517 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-25 08:50:45,527 INFO L201 MainTranslator]: Completed pre-run [2019-11-25 08:50:45,568 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-25 08:50:45,638 INFO L205 MainTranslator]: Completed translation [2019-11-25 08:50:45,638 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 08:50:45 WrapperNode [2019-11-25 08:50:45,638 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-25 08:50:45,639 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-25 08:50:45,639 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-25 08:50:45,639 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-25 08:50:45,646 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 08:50:45" (1/1) ... [2019-11-25 08:50:45,665 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 08:50:45" (1/1) ... [2019-11-25 08:50:45,681 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-25 08:50:45,681 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-25 08:50:45,681 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-25 08:50:45,681 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-25 08:50:45,687 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 08:50:45" (1/1) ... [2019-11-25 08:50:45,687 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 08:50:45" (1/1) ... [2019-11-25 08:50:45,690 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 08:50:45" (1/1) ... [2019-11-25 08:50:45,690 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 08:50:45" (1/1) ... [2019-11-25 08:50:45,695 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 08:50:45" (1/1) ... [2019-11-25 08:50:45,697 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 08:50:45" (1/1) ... [2019-11-25 08:50:45,698 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 08:50:45" (1/1) ... [2019-11-25 08:50:45,701 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-25 08:50:45,701 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-11-25 08:50:45,701 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-11-25 08:50:45,701 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-11-25 08:50:45,702 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 08:50:45" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_4c443d60-d095-454a-b185-eef759eaf8ee/bin/uautomizer/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-25 08:50:45,756 INFO L130 BoogieDeclarations]: Found specification of procedure new_ll [2019-11-25 08:50:45,756 INFO L138 BoogieDeclarations]: Found implementation of procedure new_ll [2019-11-25 08:50:45,756 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2019-11-25 08:50:45,756 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2019-11-25 08:50:45,756 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2019-11-25 08:50:45,758 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-11-25 08:50:45,758 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-11-25 08:50:45,937 INFO L279 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-11-25 08:50:45,937 INFO L284 CfgBuilder]: Removed 4 assume(true) statements. [2019-11-25 08:50:45,938 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 25.11 08:50:45 BoogieIcfgContainer [2019-11-25 08:50:45,938 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-11-25 08:50:45,939 INFO L113 PluginConnector]: ------------------------BuchiAutomizer---------------------------- [2019-11-25 08:50:45,939 INFO L271 PluginConnector]: Initializing BuchiAutomizer... [2019-11-25 08:50:45,942 INFO L275 PluginConnector]: BuchiAutomizer initialized [2019-11-25 08:50:45,943 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2019-11-25 08:50:45,943 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "CDTParser AST 25.11 08:50:45" (1/3) ... [2019-11-25 08:50:45,944 INFO L205 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@270812a5 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 25.11 08:50:45, skipping insertion in model container [2019-11-25 08:50:45,944 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2019-11-25 08:50:45,944 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 08:50:45" (2/3) ... [2019-11-25 08:50:45,945 INFO L205 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@270812a5 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 25.11 08:50:45, skipping insertion in model container [2019-11-25 08:50:45,945 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2019-11-25 08:50:45,945 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 25.11 08:50:45" (3/3) ... [2019-11-25 08:50:45,946 INFO L371 chiAutomizerObserver]: Analyzing ICFG ll_create_rec-alloca-2.i [2019-11-25 08:50:45,984 INFO L356 BuchiCegarLoop]: Interprodecural is true [2019-11-25 08:50:45,984 INFO L357 BuchiCegarLoop]: Hoare is false [2019-11-25 08:50:45,984 INFO L358 BuchiCegarLoop]: Compute interpolants for ForwardPredicates [2019-11-25 08:50:45,985 INFO L359 BuchiCegarLoop]: Backedges is STRAIGHT_LINE [2019-11-25 08:50:45,985 INFO L360 BuchiCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2019-11-25 08:50:45,985 INFO L361 BuchiCegarLoop]: Difference is false [2019-11-25 08:50:45,985 INFO L362 BuchiCegarLoop]: Minimize is MINIMIZE_SEVPA [2019-11-25 08:50:45,985 INFO L365 BuchiCegarLoop]: ======== Iteration 0==of CEGAR loop == BuchiCegarLoop======== [2019-11-25 08:50:45,997 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 14 states. [2019-11-25 08:50:46,020 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 3 [2019-11-25 08:50:46,020 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2019-11-25 08:50:46,020 INFO L119 BuchiIsEmpty]: Starting construction of run [2019-11-25 08:50:46,027 INFO L849 BuchiCegarLoop]: Counterexample stem histogram [1, 1, 1, 1] [2019-11-25 08:50:46,027 INFO L850 BuchiCegarLoop]: Counterexample loop histogram [1, 1, 1] [2019-11-25 08:50:46,027 INFO L424 BuchiCegarLoop]: ======== Iteration 1============ [2019-11-25 08:50:46,027 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 14 states. [2019-11-25 08:50:46,029 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 3 [2019-11-25 08:50:46,029 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2019-11-25 08:50:46,029 INFO L119 BuchiIsEmpty]: Starting construction of run [2019-11-25 08:50:46,029 INFO L849 BuchiCegarLoop]: Counterexample stem histogram [1, 1, 1, 1] [2019-11-25 08:50:46,030 INFO L850 BuchiCegarLoop]: Counterexample loop histogram [1, 1, 1] [2019-11-25 08:50:46,038 INFO L794 eck$LassoCheckResult]: Stem: 8#ULTIMATE.startENTRYtrue #NULL.base, #NULL.offset := 0, 0;#valid := #valid[0 := 0];assume 0 < #StackHeapBarrier; 7#L-1true havoc main_#res;havoc main_#t~nondet4, main_#t~ret5.base, main_#t~ret5.offset, main_~n~0, main_~head~1.base, main_~head~1.offset;main_~n~0 := main_#t~nondet4;havoc main_#t~nondet4; 4#L558true assume !(main_~n~0 < 0); 13#L561true call main_#t~ret5.base, main_#t~ret5.offset := new_ll(main_~n~0);< 11#new_llENTRYtrue [2019-11-25 08:50:46,039 INFO L796 eck$LassoCheckResult]: Loop: 11#new_llENTRYtrue ~n := #in~n; 16#L548true assume !(0 == ~n);call #t~malloc2.base, #t~malloc2.offset := #Ultimate.allocOnHeap(12);~head~0.base, ~head~0.offset := #t~malloc2.base, #t~malloc2.offset;call write~int(~n, ~head~0.base, ~head~0.offset, 4); 6#L552true call #t~ret3.base, #t~ret3.offset := new_ll(~n - 1);< 11#new_llENTRYtrue [2019-11-25 08:50:46,044 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-25 08:50:46,044 INFO L82 PathProgramCache]: Analyzing trace with hash 1171947, now seen corresponding path program 1 times [2019-11-25 08:50:46,052 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-11-25 08:50:46,052 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1738407311] [2019-11-25 08:50:46,052 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-25 08:50:46,137 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-11-25 08:50:46,147 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-11-25 08:50:46,164 INFO L174 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2019-11-25 08:50:46,166 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-25 08:50:46,166 INFO L82 PathProgramCache]: Analyzing trace with hash 29936, now seen corresponding path program 1 times [2019-11-25 08:50:46,166 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-11-25 08:50:46,166 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [957992570] [2019-11-25 08:50:46,166 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-25 08:50:46,192 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-11-25 08:50:46,207 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-11-25 08:50:46,210 INFO L174 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2019-11-25 08:50:46,211 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-25 08:50:46,211 INFO L82 PathProgramCache]: Analyzing trace with hash 553734854, now seen corresponding path program 1 times [2019-11-25 08:50:46,212 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-11-25 08:50:46,212 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [324713944] [2019-11-25 08:50:46,212 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-25 08:50:46,231 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-11-25 08:50:46,250 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-11-25 08:50:46,256 INFO L174 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2019-11-25 08:50:46,479 WARN L192 SmtUtils]: Spent 210.00 ms on a formula simplification. DAG size of input: 73 DAG size of output: 66 [2019-11-25 08:50:46,707 WARN L192 SmtUtils]: Spent 112.00 ms on a formula simplification that was a NOOP. DAG size: 76 [2019-11-25 08:50:47,018 INFO L210 LassoAnalysis]: Preferences: [2019-11-25 08:50:47,019 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2019-11-25 08:50:47,019 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2019-11-25 08:50:47,019 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2019-11-25 08:50:47,019 INFO L129 ssoRankerPreferences]: Use exernal solver: false [2019-11-25 08:50:47,019 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-25 08:50:47,019 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2019-11-25 08:50:47,019 INFO L132 ssoRankerPreferences]: Path of dumped script: [2019-11-25 08:50:47,019 INFO L133 ssoRankerPreferences]: Filename of dumped script: ll_create_rec-alloca-2.i_Iteration1_Lasso [2019-11-25 08:50:47,019 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2019-11-25 08:50:47,020 INFO L274 LassoAnalysis]: Starting lasso preprocessing... [2019-11-25 08:50:47,036 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-11-25 08:50:47,040 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-11-25 08:50:47,042 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-11-25 08:50:47,048 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-11-25 08:50:47,050 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-11-25 08:50:47,053 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-11-25 08:50:47,055 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-11-25 08:50:47,062 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-11-25 08:50:47,068 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-11-25 08:50:47,071 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-11-25 08:50:47,074 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-11-25 08:50:47,112 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-11-25 08:50:47,119 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-11-25 08:50:47,122 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-11-25 08:50:47,124 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-11-25 08:50:47,127 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-11-25 08:50:47,129 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-11-25 08:50:47,132 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-11-25 08:50:47,136 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-11-25 08:50:47,139 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-11-25 08:50:47,141 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-11-25 08:50:47,145 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-11-25 08:50:47,341 INFO L292 LassoAnalysis]: Preprocessing complete. [2019-11-25 08:50:47,348 INFO L489 LassoAnalysis]: Using template 'affine'. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_4c443d60-d095-454a-b185-eef759eaf8ee/bin/uautomizer/z3 Starting monitored process 2 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2019-11-25 08:50:47,355 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-25 08:50:47,358 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-11-25 08:50:47,358 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-25 08:50:47,359 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-25 08:50:47,359 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-25 08:50:47,359 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2019-11-25 08:50:47,362 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2019-11-25 08:50:47,362 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. Waiting until toolchain timeout for monitored process 2 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-25 08:50:47,365 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_4c443d60-d095-454a-b185-eef759eaf8ee/bin/uautomizer/z3 Starting monitored process 3 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2019-11-25 08:50:47,381 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-25 08:50:47,382 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-11-25 08:50:47,383 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-25 08:50:47,383 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-25 08:50:47,383 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-25 08:50:47,383 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2019-11-25 08:50:47,384 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2019-11-25 08:50:47,384 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. Waiting until toolchain timeout for monitored process 3 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-25 08:50:47,389 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_4c443d60-d095-454a-b185-eef759eaf8ee/bin/uautomizer/z3 Starting monitored process 4 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 4 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-25 08:50:47,403 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-25 08:50:47,405 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-11-25 08:50:47,405 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-25 08:50:47,405 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-25 08:50:47,405 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-25 08:50:47,405 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2019-11-25 08:50:47,407 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2019-11-25 08:50:47,407 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-11-25 08:50:47,410 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_4c443d60-d095-454a-b185-eef759eaf8ee/bin/uautomizer/z3 Starting monitored process 5 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2019-11-25 08:50:47,423 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-25 08:50:47,425 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-11-25 08:50:47,425 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-25 08:50:47,425 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-25 08:50:47,425 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-25 08:50:47,426 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2019-11-25 08:50:47,428 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2019-11-25 08:50:47,428 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. Waiting until toolchain timeout for monitored process 5 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-25 08:50:47,430 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_4c443d60-d095-454a-b185-eef759eaf8ee/bin/uautomizer/z3 Starting monitored process 6 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 6 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-25 08:50:47,435 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-25 08:50:47,438 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-11-25 08:50:47,438 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-25 08:50:47,438 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-25 08:50:47,438 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-25 08:50:47,438 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2019-11-25 08:50:47,439 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2019-11-25 08:50:47,440 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-11-25 08:50:47,442 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_4c443d60-d095-454a-b185-eef759eaf8ee/bin/uautomizer/z3 Starting monitored process 7 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 7 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-25 08:50:47,453 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-25 08:50:47,454 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-11-25 08:50:47,454 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-25 08:50:47,455 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-25 08:50:47,455 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-25 08:50:47,455 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2019-11-25 08:50:47,458 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2019-11-25 08:50:47,458 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-11-25 08:50:47,460 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_4c443d60-d095-454a-b185-eef759eaf8ee/bin/uautomizer/z3 Starting monitored process 8 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 8 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-25 08:50:47,471 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-25 08:50:47,472 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-11-25 08:50:47,473 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-25 08:50:47,473 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-25 08:50:47,473 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2019-11-25 08:50:47,477 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2019-11-25 08:50:47,477 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2019-11-25 08:50:47,481 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_4c443d60-d095-454a-b185-eef759eaf8ee/bin/uautomizer/z3 Starting monitored process 9 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 9 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-25 08:50:47,495 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-25 08:50:47,498 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-11-25 08:50:47,499 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-25 08:50:47,499 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-25 08:50:47,499 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-25 08:50:47,499 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2019-11-25 08:50:47,501 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2019-11-25 08:50:47,501 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-11-25 08:50:47,504 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_4c443d60-d095-454a-b185-eef759eaf8ee/bin/uautomizer/z3 Starting monitored process 10 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2019-11-25 08:50:47,519 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-25 08:50:47,521 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-11-25 08:50:47,521 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-25 08:50:47,521 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-25 08:50:47,522 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-25 08:50:47,522 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2019-11-25 08:50:47,522 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2019-11-25 08:50:47,523 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. Waiting until toolchain timeout for monitored process 10 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-25 08:50:47,525 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_4c443d60-d095-454a-b185-eef759eaf8ee/bin/uautomizer/z3 Starting monitored process 11 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2019-11-25 08:50:47,535 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false Waiting until toolchain timeout for monitored process 11 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-25 08:50:47,537 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-11-25 08:50:47,537 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-25 08:50:47,537 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-25 08:50:47,537 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-25 08:50:47,537 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2019-11-25 08:50:47,538 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2019-11-25 08:50:47,538 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-11-25 08:50:47,540 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_4c443d60-d095-454a-b185-eef759eaf8ee/bin/uautomizer/z3 Starting monitored process 12 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2019-11-25 08:50:47,555 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-25 08:50:47,557 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-11-25 08:50:47,557 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-25 08:50:47,557 INFO L204 nArgumentSynthesizer]: 2 loop disjuncts [2019-11-25 08:50:47,558 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2019-11-25 08:50:47,567 INFO L401 nArgumentSynthesizer]: We have 16 Motzkin's Theorem applications. [2019-11-25 08:50:47,568 INFO L402 nArgumentSynthesizer]: A total of 4 supporting invariants were added. Waiting until toolchain timeout for monitored process 12 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-25 08:50:47,584 INFO L420 nArgumentSynthesizer]: Found a termination argument, trying to simplify. [2019-11-25 08:50:47,679 INFO L443 ModelExtractionUtils]: Simplification made 10 calls to the SMT solver. [2019-11-25 08:50:47,679 INFO L444 ModelExtractionUtils]: 2 out of 11 variables were initially zero. Simplification set additionally 6 variables to zero. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_4c443d60-d095-454a-b185-eef759eaf8ee/bin/uautomizer/z3 Starting monitored process 13 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 13 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-25 08:50:47,731 INFO L435 nArgumentSynthesizer]: Simplifying supporting invariants... [2019-11-25 08:50:47,752 INFO L438 nArgumentSynthesizer]: Removed 3 redundant supporting invariants from a total of 4. [2019-11-25 08:50:47,752 INFO L510 LassoAnalysis]: Proved termination. [2019-11-25 08:50:47,753 INFO L512 LassoAnalysis]: Termination argument consisting of: Ranking function f(new_ll_#in~n) = 1*new_ll_#in~n Supporting invariants [1*new_ll_#in~n >= 0] [2019-11-25 08:50:47,770 INFO L297 tatePredicateManager]: 0 out of 1 supporting invariants were superfluous and have been removed [2019-11-25 08:50:47,816 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-25 08:50:47,851 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-25 08:50:47,852 INFO L255 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2019-11-25 08:50:47,854 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2019-11-25 08:50:47,899 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-25 08:50:47,900 INFO L255 TraceCheckSpWp]: Trace formula consists of 67 conjuncts, 10 conjunts are in the unsatisfiable core [2019-11-25 08:50:47,901 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2019-11-25 08:50:47,943 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-25 08:50:47,958 INFO L152 lantAutomatonBouncer]: Defining deterministic Buchi interpolant automaton with honda bouncer for stem and without honda bouncer for loop.2 stem predicates 3 loop predicates [2019-11-25 08:50:47,960 INFO L72 iDifferenceNCSBLazy3]: Start buchiDifferenceNCSBLazy3. First operand 14 states. Second operand 5 states. [2019-11-25 08:50:48,154 INFO L76 iDifferenceNCSBLazy3]: Finished buchiDifferenceNCSBLazy3. First operand 14 states.. Second operand 5 states. Result 32 states and 36 transitions. Complement of second has 13 states. [2019-11-25 08:50:48,159 INFO L142 InterpolantAutomaton]: Switched to read-only mode: Buchi interpolant automaton has 5 states 2 stem states 2 non-accepting loop states 1 accepting loop states [2019-11-25 08:50:48,160 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 5 states. [2019-11-25 08:50:48,160 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5 states to 5 states and 12 transitions. [2019-11-25 08:50:48,162 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 5 states and 12 transitions. Stem has 4 letters. Loop has 3 letters. [2019-11-25 08:50:48,163 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2019-11-25 08:50:48,163 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 5 states and 12 transitions. Stem has 7 letters. Loop has 3 letters. [2019-11-25 08:50:48,163 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2019-11-25 08:50:48,163 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 5 states and 12 transitions. Stem has 4 letters. Loop has 6 letters. [2019-11-25 08:50:48,163 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2019-11-25 08:50:48,164 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 32 states and 36 transitions. [2019-11-25 08:50:48,170 INFO L131 ngComponentsAnalysis]: Automaton has 0 accepting balls. 0 [2019-11-25 08:50:48,173 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 32 states to 0 states and 0 transitions. [2019-11-25 08:50:48,174 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 0 [2019-11-25 08:50:48,175 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 0 [2019-11-25 08:50:48,175 INFO L73 IsDeterministic]: Start isDeterministic. Operand 0 states and 0 transitions. [2019-11-25 08:50:48,175 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2019-11-25 08:50:48,176 INFO L688 BuchiCegarLoop]: Abstraction has 0 states and 0 transitions. [2019-11-25 08:50:48,176 INFO L711 BuchiCegarLoop]: Abstraction has 0 states and 0 transitions. [2019-11-25 08:50:48,176 INFO L591 BuchiCegarLoop]: Abstraction has 0 states and 0 transitions. [2019-11-25 08:50:48,177 INFO L424 BuchiCegarLoop]: ======== Iteration 2============ [2019-11-25 08:50:48,177 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 0 states and 0 transitions. [2019-11-25 08:50:48,177 INFO L131 ngComponentsAnalysis]: Automaton has 0 accepting balls. 0 [2019-11-25 08:50:48,177 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is true [2019-11-25 08:50:48,181 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer CFG 25.11 08:50:48 BoogieIcfgContainer [2019-11-25 08:50:48,182 INFO L132 PluginConnector]: ------------------------ END BuchiAutomizer---------------------------- [2019-11-25 08:50:48,182 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2019-11-25 08:50:48,182 INFO L271 PluginConnector]: Initializing Witness Printer... [2019-11-25 08:50:48,182 INFO L275 PluginConnector]: Witness Printer initialized [2019-11-25 08:50:48,183 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 25.11 08:50:45" (3/4) ... [2019-11-25 08:50:48,185 INFO L140 WitnessPrinter]: No result that supports witness generation found [2019-11-25 08:50:48,185 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2019-11-25 08:50:48,187 INFO L168 Benchmark]: Toolchain (without parser) took 3052.13 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 143.1 MB). Free memory was 943.4 MB in the beginning and 1.1 GB in the end (delta: -169.2 MB). There was no memory consumed. Max. memory is 11.5 GB. [2019-11-25 08:50:48,188 INFO L168 Benchmark]: CDTParser took 0.20 ms. Allocated memory is still 1.0 GB. Free memory is still 967.5 MB. There was no memory consumed. Max. memory is 11.5 GB. [2019-11-25 08:50:48,188 INFO L168 Benchmark]: CACSL2BoogieTranslator took 503.17 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 143.1 MB). Free memory was 943.4 MB in the beginning and 1.1 GB in the end (delta: -182.5 MB). Peak memory consumption was 17.7 MB. Max. memory is 11.5 GB. [2019-11-25 08:50:48,189 INFO L168 Benchmark]: Boogie Procedure Inliner took 41.95 ms. Allocated memory is still 1.2 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. [2019-11-25 08:50:48,190 INFO L168 Benchmark]: Boogie Preprocessor took 19.68 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 5.4 MB). Peak memory consumption was 5.4 MB. Max. memory is 11.5 GB. [2019-11-25 08:50:48,192 INFO L168 Benchmark]: RCFGBuilder took 237.50 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 17.0 MB). Peak memory consumption was 17.0 MB. Max. memory is 11.5 GB. [2019-11-25 08:50:48,197 INFO L168 Benchmark]: BuchiAutomizer took 2242.67 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: -9.1 MB). There was no memory consumed. Max. memory is 11.5 GB. [2019-11-25 08:50:48,198 INFO L168 Benchmark]: Witness Printer took 3.68 ms. Allocated memory is still 1.2 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. [2019-11-25 08:50:48,203 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.20 ms. Allocated memory is still 1.0 GB. Free memory is still 967.5 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 503.17 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 143.1 MB). Free memory was 943.4 MB in the beginning and 1.1 GB in the end (delta: -182.5 MB). Peak memory consumption was 17.7 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 41.95 ms. Allocated memory is still 1.2 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. * Boogie Preprocessor took 19.68 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 5.4 MB). Peak memory consumption was 5.4 MB. Max. memory is 11.5 GB. * RCFGBuilder took 237.50 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 17.0 MB). Peak memory consumption was 17.0 MB. Max. memory is 11.5 GB. * BuchiAutomizer took 2242.67 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: -9.1 MB). There was no memory consumed. Max. memory is 11.5 GB. * Witness Printer took 3.68 ms. Allocated memory is still 1.2 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: Constructed decomposition of program Your program was decomposed into 1 terminating modules (0 trivial, 1 deterministic, 0 nondeterministic). One deterministic module has affine ranking function \old(n) and consists of 5 locations. - StatisticsResult: Timing statistics BüchiAutomizer plugin needed 2.2s and 2 iterations. TraceHistogramMax:1. Analysis of lassos took 1.7s. Construction of modules took 0.0s. Büchi inclusion checks took 0.3s. Highest rank in rank-based complementation 3. Minimization of det autom 1. Minimization of nondet autom 0. Automata minimization No data available. Non-live state removal took 0.0s Buchi closure took 0.0s. Biggest automaton had 0 states and ocurred in iteration 1. Nontrivial modules had stage [1, 0, 0, 0, 0]. InterpolantCoveringCapabilityFinite: 0/0 InterpolantCoveringCapabilityBuchi: 0/0 HoareTripleCheckerStatistics: 9 SDtfs, 12 SDslu, 5 SDs, 0 SdLazy, 18 SolverSat, 6 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 0.0s Time LassoAnalysisResults: nont0 unkn0 SFLI0 SFLT0 conc0 concLT0 SILN0 SILU0 SILI0 SILT0 lasso1 LassoPreprocessingBenchmarks: Lassos: inital136 mio100 ax100 hnf100 lsp95 ukn27 mio100 lsp38 div100 bol100 ite100 ukn100 eq214 hnf86 smp100 dnf130 smp100 tf100 neg94 sie112 LassoTerminationAnalysisBenchmarks: ConstraintsSatisfiability: sat Degree: 0 Time: 209ms VariablesStem: 1 VariablesLoop: 2 DisjunctsStem: 1 DisjunctsLoop: 2 SupportingInvariants: 4 MotzkinApplications: 16 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! Received shutdown request...