./Ultimate.py --spec ../../sv-benchmarks/c/properties/termination.prp --file ../../sv-benchmarks/c/termination-memory-alloca/java_LogBuiltIn-alloca.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for termination Using default analysis Version cad46833 Calling Ultimate with: /usr/lib/jvm/java-8-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/working_dir_05227590-1ae3-4472-b9f8-282a0c2d00e1/bin/uautomizer/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_05227590-1ae3-4472-b9f8-282a0c2d00e1/bin/uautomizer/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_05227590-1ae3-4472-b9f8-282a0c2d00e1/bin/uautomizer/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_05227590-1ae3-4472-b9f8-282a0c2d00e1/bin/uautomizer/config/AutomizerTermination.xml -i ../../sv-benchmarks/c/termination-memory-alloca/java_LogBuiltIn-alloca.i -s /tmp/vcloud-vcloud-master/worker/working_dir_05227590-1ae3-4472-b9f8-282a0c2d00e1/bin/uautomizer/config/svcomp-Termination-64bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_05227590-1ae3-4472-b9f8-282a0c2d00e1/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 f3e436297570ad94e9fb239489c229c89d1aea0e .................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................. Execution finished normally Writing output log to file Ultimate.log Result: TRUE --- Real Ultimate output --- This is Ultimate 0.1.24-cad4683 [2019-10-22 09:01:23,691 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-10-22 09:01:23,693 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-10-22 09:01:23,704 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-10-22 09:01:23,704 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-10-22 09:01:23,705 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-10-22 09:01:23,707 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-10-22 09:01:23,709 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-10-22 09:01:23,711 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-10-22 09:01:23,712 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-10-22 09:01:23,713 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-10-22 09:01:23,714 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-10-22 09:01:23,714 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-10-22 09:01:23,715 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-10-22 09:01:23,715 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-10-22 09:01:23,716 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-10-22 09:01:23,717 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-10-22 09:01:23,717 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-10-22 09:01:23,729 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-10-22 09:01:23,730 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-10-22 09:01:23,731 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-10-22 09:01:23,732 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-10-22 09:01:23,733 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-10-22 09:01:23,734 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-10-22 09:01:23,740 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-10-22 09:01:23,740 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-10-22 09:01:23,741 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-10-22 09:01:23,741 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-10-22 09:01:23,742 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-10-22 09:01:23,742 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-10-22 09:01:23,743 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-10-22 09:01:23,743 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-10-22 09:01:23,744 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-10-22 09:01:23,744 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-10-22 09:01:23,745 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-10-22 09:01:23,745 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-10-22 09:01:23,750 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-10-22 09:01:23,750 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-10-22 09:01:23,750 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-10-22 09:01:23,751 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-10-22 09:01:23,752 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-10-22 09:01:23,752 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_05227590-1ae3-4472-b9f8-282a0c2d00e1/bin/uautomizer/config/svcomp-Termination-64bit-Automizer_Default.epf [2019-10-22 09:01:23,769 INFO L113 SettingsManager]: Loading preferences was successful [2019-10-22 09:01:23,769 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-10-22 09:01:23,771 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-10-22 09:01:23,771 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-10-22 09:01:23,772 INFO L138 SettingsManager]: * Use SBE=true [2019-10-22 09:01:23,772 INFO L136 SettingsManager]: Preferences of BuchiAutomizer differ from their defaults: [2019-10-22 09:01:23,772 INFO L138 SettingsManager]: * NCSB implementation=INTSET_LAZY3 [2019-10-22 09:01:23,772 INFO L138 SettingsManager]: * Use old map elimination=false [2019-10-22 09:01:23,772 INFO L138 SettingsManager]: * Use external solver (rank synthesis)=false [2019-10-22 09:01:23,772 INFO L138 SettingsManager]: * Use only trivial implications for array writes=true [2019-10-22 09:01:23,773 INFO L138 SettingsManager]: * Rank analysis=LINEAR_WITH_GUESSES [2019-10-22 09:01:23,773 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-10-22 09:01:23,773 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2019-10-22 09:01:23,773 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-10-22 09:01:23,773 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-10-22 09:01:23,774 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=ASSUME [2019-10-22 09:01:23,774 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=ASSUME [2019-10-22 09:01:23,774 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=ASSUME [2019-10-22 09:01:23,774 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-10-22 09:01:23,774 INFO L138 SettingsManager]: * Assume nondeterminstic values are in range=false [2019-10-22 09:01:23,774 INFO L138 SettingsManager]: * Use constant arrays=true [2019-10-22 09:01:23,775 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=ASSUME [2019-10-22 09:01:23,775 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-10-22 09:01:23,775 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-10-22 09:01:23,775 INFO L138 SettingsManager]: * To the following directory=/home/matthias/ultimate/dump [2019-10-22 09:01:23,775 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-10-22 09:01:23,775 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-10-22 09:01:23,776 INFO L138 SettingsManager]: * Dump automata to the following directory=/home/matthias/ultimate/dump/auto [2019-10-22 09:01:23,776 INFO L136 SettingsManager]: Preferences of IcfgTransformer differ from their defaults: [2019-10-22 09:01:23,777 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/working_dir_05227590-1ae3-4472-b9f8-282a0c2d00e1/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 -> f3e436297570ad94e9fb239489c229c89d1aea0e [2019-10-22 09:01:23,810 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-10-22 09:01:23,820 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-10-22 09:01:23,823 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-10-22 09:01:23,824 INFO L271 PluginConnector]: Initializing CDTParser... [2019-10-22 09:01:23,825 INFO L275 PluginConnector]: CDTParser initialized [2019-10-22 09:01:23,825 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_05227590-1ae3-4472-b9f8-282a0c2d00e1/bin/uautomizer/../../sv-benchmarks/c/termination-memory-alloca/java_LogBuiltIn-alloca.i [2019-10-22 09:01:23,884 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_05227590-1ae3-4472-b9f8-282a0c2d00e1/bin/uautomizer/data/ac4899791/0747a238e3734daa88201ad7831e6c63/FLAG099604abd [2019-10-22 09:01:24,346 INFO L306 CDTParser]: Found 1 translation units. [2019-10-22 09:01:24,347 INFO L160 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_05227590-1ae3-4472-b9f8-282a0c2d00e1/sv-benchmarks/c/termination-memory-alloca/java_LogBuiltIn-alloca.i [2019-10-22 09:01:24,359 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_05227590-1ae3-4472-b9f8-282a0c2d00e1/bin/uautomizer/data/ac4899791/0747a238e3734daa88201ad7831e6c63/FLAG099604abd [2019-10-22 09:01:24,846 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_05227590-1ae3-4472-b9f8-282a0c2d00e1/bin/uautomizer/data/ac4899791/0747a238e3734daa88201ad7831e6c63 [2019-10-22 09:01:24,849 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-10-22 09:01:24,850 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2019-10-22 09:01:24,851 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-10-22 09:01:24,852 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-10-22 09:01:24,858 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-10-22 09:01:24,859 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 22.10 09:01:24" (1/1) ... [2019-10-22 09:01:24,861 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@58ebf04d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 09:01:24, skipping insertion in model container [2019-10-22 09:01:24,861 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 22.10 09:01:24" (1/1) ... [2019-10-22 09:01:24,868 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-10-22 09:01:24,908 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-10-22 09:01:25,287 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-10-22 09:01:25,299 INFO L188 MainTranslator]: Completed pre-run [2019-10-22 09:01:25,347 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-10-22 09:01:25,387 INFO L192 MainTranslator]: Completed translation [2019-10-22 09:01:25,388 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 09:01:25 WrapperNode [2019-10-22 09:01:25,388 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-10-22 09:01:25,389 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-10-22 09:01:25,389 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-10-22 09:01:25,389 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-10-22 09:01:25,398 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 09:01:25" (1/1) ... [2019-10-22 09:01:25,410 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 09:01:25" (1/1) ... [2019-10-22 09:01:25,428 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-10-22 09:01:25,428 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-10-22 09:01:25,428 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-10-22 09:01:25,428 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-10-22 09:01:25,437 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 09:01:25" (1/1) ... [2019-10-22 09:01:25,438 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 09:01:25" (1/1) ... [2019-10-22 09:01:25,440 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 09:01:25" (1/1) ... [2019-10-22 09:01:25,440 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 09:01:25" (1/1) ... [2019-10-22 09:01:25,444 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 09:01:25" (1/1) ... [2019-10-22 09:01:25,448 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 09:01:25" (1/1) ... [2019-10-22 09:01:25,449 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 09:01:25" (1/1) ... [2019-10-22 09:01:25,452 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-10-22 09:01:25,453 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-10-22 09:01:25,453 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-10-22 09:01:25,453 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-10-22 09:01:25,454 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 09:01:25" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_05227590-1ae3-4472-b9f8-282a0c2d00e1/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 [2019-10-22 09:01:25,520 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2019-10-22 09:01:25,520 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2019-10-22 09:01:25,520 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-10-22 09:01:25,520 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2019-10-22 09:01:25,521 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-10-22 09:01:25,521 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-10-22 09:01:25,739 INFO L279 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-10-22 09:01:25,739 INFO L284 CfgBuilder]: Removed 7 assume(true) statements. [2019-10-22 09:01:25,741 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 22.10 09:01:25 BoogieIcfgContainer [2019-10-22 09:01:25,741 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-10-22 09:01:25,741 INFO L113 PluginConnector]: ------------------------BuchiAutomizer---------------------------- [2019-10-22 09:01:25,741 INFO L271 PluginConnector]: Initializing BuchiAutomizer... [2019-10-22 09:01:25,745 INFO L275 PluginConnector]: BuchiAutomizer initialized [2019-10-22 09:01:25,745 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2019-10-22 09:01:25,746 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "CDTParser AST 22.10 09:01:24" (1/3) ... [2019-10-22 09:01:25,747 INFO L205 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@46757fd4 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 22.10 09:01:25, skipping insertion in model container [2019-10-22 09:01:25,747 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2019-10-22 09:01:25,747 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 09:01:25" (2/3) ... [2019-10-22 09:01:25,747 INFO L205 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@46757fd4 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 22.10 09:01:25, skipping insertion in model container [2019-10-22 09:01:25,748 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2019-10-22 09:01:25,748 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 22.10 09:01:25" (3/3) ... [2019-10-22 09:01:25,749 INFO L371 chiAutomizerObserver]: Analyzing ICFG java_LogBuiltIn-alloca.i [2019-10-22 09:01:25,819 INFO L356 BuchiCegarLoop]: Interprodecural is true [2019-10-22 09:01:25,819 INFO L357 BuchiCegarLoop]: Hoare is false [2019-10-22 09:01:25,819 INFO L358 BuchiCegarLoop]: Compute interpolants for ForwardPredicates [2019-10-22 09:01:25,819 INFO L359 BuchiCegarLoop]: Backedges is STRAIGHT_LINE [2019-10-22 09:01:25,819 INFO L360 BuchiCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2019-10-22 09:01:25,819 INFO L361 BuchiCegarLoop]: Difference is false [2019-10-22 09:01:25,820 INFO L362 BuchiCegarLoop]: Minimize is MINIMIZE_SEVPA [2019-10-22 09:01:25,820 INFO L365 BuchiCegarLoop]: ======== Iteration 0==of CEGAR loop == BuchiCegarLoop======== [2019-10-22 09:01:25,834 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 9 states. [2019-10-22 09:01:25,855 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 2 [2019-10-22 09:01:25,855 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2019-10-22 09:01:25,855 INFO L119 BuchiIsEmpty]: Starting construction of run [2019-10-22 09:01:25,862 INFO L849 BuchiCegarLoop]: Counterexample stem histogram [1, 1] [2019-10-22 09:01:25,862 INFO L850 BuchiCegarLoop]: Counterexample loop histogram [1, 1] [2019-10-22 09:01:25,862 INFO L424 BuchiCegarLoop]: ======== Iteration 1============ [2019-10-22 09:01:25,862 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 9 states. [2019-10-22 09:01:25,863 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 2 [2019-10-22 09:01:25,863 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2019-10-22 09:01:25,863 INFO L119 BuchiIsEmpty]: Starting construction of run [2019-10-22 09:01:25,864 INFO L849 BuchiCegarLoop]: Counterexample stem histogram [1, 1] [2019-10-22 09:01:25,864 INFO L850 BuchiCegarLoop]: Counterexample loop histogram [1, 1] [2019-10-22 09:01:25,871 INFO L791 eck$LassoCheckResult]: Stem: 4#ULTIMATE.startENTRYtrue #NULL.base, #NULL.offset := 0, 0;#valid := #valid[0 := 0]; 3#L-1true havoc main_#res;havoc main_#t~nondet9, main_#t~ret10;mlog_#in~x := main_#t~nondet9;havoc mlog_#res;havoc mlog_#t~malloc2.base, mlog_#t~malloc2.offset, mlog_#t~malloc3.base, mlog_#t~malloc3.offset, mlog_#t~mem5, mlog_#t~mem6, mlog_#t~post7, mlog_#t~mem4, mlog_#t~mem8, mlog_~x, mlog_~x_ref~0.base, mlog_~x_ref~0.offset, mlog_~res~0.base, mlog_~res~0.offset;mlog_~x := mlog_#in~x;call mlog_#t~malloc2.base, mlog_#t~malloc2.offset := #Ultimate.allocOnStack(4);mlog_~x_ref~0.base, mlog_~x_ref~0.offset := mlog_#t~malloc2.base, mlog_#t~malloc2.offset;call mlog_#t~malloc3.base, mlog_#t~malloc3.offset := #Ultimate.allocOnStack(4);mlog_~res~0.base, mlog_~res~0.offset := mlog_#t~malloc3.base, mlog_#t~malloc3.offset;call write~int(mlog_~x, mlog_~x_ref~0.base, mlog_~x_ref~0.offset, 4);call write~int(0, mlog_~res~0.base, mlog_~res~0.offset, 4); 8#L553-3true [2019-10-22 09:01:25,872 INFO L793 eck$LassoCheckResult]: Loop: 8#L553-3true call mlog_#t~mem4 := read~int(mlog_~x_ref~0.base, mlog_~x_ref~0.offset, 4); 5#L553-1true assume !!(mlog_#t~mem4 > 1);havoc mlog_#t~mem4;call mlog_#t~mem5 := read~int(mlog_~x_ref~0.base, mlog_~x_ref~0.offset, 4);call write~int((if mlog_#t~mem5 < 0 && 0 != mlog_#t~mem5 % 2 then 1 + mlog_#t~mem5 / 2 else mlog_#t~mem5 / 2), mlog_~x_ref~0.base, mlog_~x_ref~0.offset, 4);havoc mlog_#t~mem5;call mlog_#t~mem6 := read~int(mlog_~res~0.base, mlog_~res~0.offset, 4);mlog_#t~post7 := mlog_#t~mem6;call write~int(1 + mlog_#t~post7, mlog_~res~0.base, mlog_~res~0.offset, 4);havoc mlog_#t~mem6;havoc mlog_#t~post7; 8#L553-3true [2019-10-22 09:01:25,877 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-22 09:01:25,878 INFO L82 PathProgramCache]: Analyzing trace with hash 963, now seen corresponding path program 1 times [2019-10-22 09:01:25,886 INFO L157 tionRefinementEngine]: Executing refinement strategy CAMEL [2019-10-22 09:01:25,886 INFO L342 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1485598631] [2019-10-22 09:01:25,886 INFO L116 rtionOrderModulation]: Craig_NestedInterpolation forces the order to NOT_INCREMENTALLY [2019-10-22 09:01:25,886 INFO L116 rtionOrderModulation]: Craig_NestedInterpolation forces the order to NOT_INCREMENTALLY [2019-10-22 09:01:25,887 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-22 09:01:25,984 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-10-22 09:01:26,001 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-10-22 09:01:26,022 INFO L168 tionRefinementEngine]: Strategy CAMEL found a feasible trace [2019-10-22 09:01:26,023 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-22 09:01:26,023 INFO L82 PathProgramCache]: Analyzing trace with hash 1190, now seen corresponding path program 1 times [2019-10-22 09:01:26,024 INFO L157 tionRefinementEngine]: Executing refinement strategy CAMEL [2019-10-22 09:01:26,024 INFO L342 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [750190801] [2019-10-22 09:01:26,024 INFO L116 rtionOrderModulation]: Craig_NestedInterpolation forces the order to NOT_INCREMENTALLY [2019-10-22 09:01:26,024 INFO L116 rtionOrderModulation]: Craig_NestedInterpolation forces the order to NOT_INCREMENTALLY [2019-10-22 09:01:26,024 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-22 09:01:26,045 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-10-22 09:01:26,057 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-10-22 09:01:26,059 INFO L168 tionRefinementEngine]: Strategy CAMEL found a feasible trace [2019-10-22 09:01:26,061 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-22 09:01:26,061 INFO L82 PathProgramCache]: Analyzing trace with hash 925672, now seen corresponding path program 1 times [2019-10-22 09:01:26,061 INFO L157 tionRefinementEngine]: Executing refinement strategy CAMEL [2019-10-22 09:01:26,061 INFO L342 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1751528807] [2019-10-22 09:01:26,062 INFO L116 rtionOrderModulation]: Craig_NestedInterpolation forces the order to NOT_INCREMENTALLY [2019-10-22 09:01:26,062 INFO L116 rtionOrderModulation]: Craig_NestedInterpolation forces the order to NOT_INCREMENTALLY [2019-10-22 09:01:26,062 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-22 09:01:26,082 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-10-22 09:01:26,114 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-10-22 09:01:26,121 INFO L168 tionRefinementEngine]: Strategy CAMEL found a feasible trace [2019-10-22 09:01:26,452 WARN L191 SmtUtils]: Spent 158.00 ms on a formula simplification. DAG size of input: 72 DAG size of output: 63 [2019-10-22 09:01:26,540 INFO L210 LassoAnalysis]: Preferences: [2019-10-22 09:01:26,541 INFO L124 ssoRankerPreferences]: Compute integeral hull: false [2019-10-22 09:01:26,541 INFO L125 ssoRankerPreferences]: Enable LassoPartitioneer: true [2019-10-22 09:01:26,541 INFO L126 ssoRankerPreferences]: Term annotations enabled: false [2019-10-22 09:01:26,541 INFO L127 ssoRankerPreferences]: Use exernal solver: false [2019-10-22 09:01:26,541 INFO L128 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-10-22 09:01:26,541 INFO L129 ssoRankerPreferences]: Dump SMT script to file: false [2019-10-22 09:01:26,541 INFO L130 ssoRankerPreferences]: Path of dumped script: [2019-10-22 09:01:26,542 INFO L131 ssoRankerPreferences]: Filename of dumped script: java_LogBuiltIn-alloca.i_Iteration1_Lasso [2019-10-22 09:01:26,542 INFO L132 ssoRankerPreferences]: MapElimAlgo: Frank [2019-10-22 09:01:26,542 INFO L274 LassoAnalysis]: Starting lasso preprocessing... [2019-10-22 09:01:26,566 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-10-22 09:01:26,572 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-10-22 09:01:26,575 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-10-22 09:01:26,577 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-10-22 09:01:26,580 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-10-22 09:01:26,582 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-10-22 09:01:26,587 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-10-22 09:01:26,590 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-10-22 09:01:26,592 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-10-22 09:01:26,595 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-10-22 09:01:26,599 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-10-22 09:01:26,601 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-10-22 09:01:26,604 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-10-22 09:01:26,607 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-10-22 09:01:26,800 WARN L191 SmtUtils]: Spent 144.00 ms on a formula simplification. DAG size of input: 59 DAG size of output: 54 [2019-10-22 09:01:27,428 WARN L191 SmtUtils]: Spent 165.00 ms on a formula simplification. DAG size of input: 25 DAG size of output: 25 [2019-10-22 09:01:27,464 INFO L292 LassoAnalysis]: Preprocessing complete. [2019-10-22 09:01:27,469 INFO L489 LassoAnalysis]: Using template 'affine'. [2019-10-22 09:01:27,471 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 [2019-10-22 09:01:27,472 INFO L337 nArgumentSynthesizer]: Template has degree 0. [2019-10-22 09:01:27,473 INFO L350 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-10-22 09:01:27,473 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-10-22 09:01:27,474 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-10-22 09:01:27,474 INFO L204 nArgumentSynthesizer]: 2 template conjuncts. [2019-10-22 09:01:27,476 INFO L400 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2019-10-22 09:01:27,476 INFO L401 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-10-22 09:01:27,478 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-10-22 09:01:27,479 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 [2019-10-22 09:01:27,480 INFO L337 nArgumentSynthesizer]: Template has degree 0. [2019-10-22 09:01:27,480 INFO L350 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-10-22 09:01:27,480 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-10-22 09:01:27,480 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-10-22 09:01:27,480 INFO L204 nArgumentSynthesizer]: 2 template conjuncts. [2019-10-22 09:01:27,481 INFO L400 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2019-10-22 09:01:27,481 INFO L401 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-10-22 09:01:27,482 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-10-22 09:01:27,483 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 [2019-10-22 09:01:27,483 INFO L337 nArgumentSynthesizer]: Template has degree 0. [2019-10-22 09:01:27,483 INFO L350 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-10-22 09:01:27,484 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-10-22 09:01:27,484 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-10-22 09:01:27,484 INFO L204 nArgumentSynthesizer]: 2 template conjuncts. [2019-10-22 09:01:27,484 INFO L400 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2019-10-22 09:01:27,485 INFO L401 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-10-22 09:01:27,486 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-10-22 09:01:27,487 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 [2019-10-22 09:01:27,487 INFO L337 nArgumentSynthesizer]: Template has degree 0. [2019-10-22 09:01:27,487 INFO L350 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-10-22 09:01:27,488 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-10-22 09:01:27,488 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-10-22 09:01:27,488 INFO L204 nArgumentSynthesizer]: 2 template conjuncts. [2019-10-22 09:01:27,488 INFO L400 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2019-10-22 09:01:27,489 INFO L401 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-10-22 09:01:27,489 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-10-22 09:01:27,490 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 [2019-10-22 09:01:27,491 INFO L337 nArgumentSynthesizer]: Template has degree 0. [2019-10-22 09:01:27,491 INFO L350 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-10-22 09:01:27,491 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-10-22 09:01:27,491 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-10-22 09:01:27,492 INFO L204 nArgumentSynthesizer]: 2 template conjuncts. [2019-10-22 09:01:27,492 INFO L400 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2019-10-22 09:01:27,492 INFO L401 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-10-22 09:01:27,493 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-10-22 09:01:27,493 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 [2019-10-22 09:01:27,494 INFO L337 nArgumentSynthesizer]: Template has degree 0. [2019-10-22 09:01:27,494 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-10-22 09:01:27,495 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-10-22 09:01:27,495 INFO L204 nArgumentSynthesizer]: 2 template conjuncts. [2019-10-22 09:01:27,497 INFO L400 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2019-10-22 09:01:27,497 INFO L401 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2019-10-22 09:01:27,500 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-10-22 09:01:27,501 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 [2019-10-22 09:01:27,501 INFO L337 nArgumentSynthesizer]: Template has degree 0. [2019-10-22 09:01:27,501 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-10-22 09:01:27,501 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-10-22 09:01:27,502 INFO L204 nArgumentSynthesizer]: 2 template conjuncts. [2019-10-22 09:01:27,503 INFO L400 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2019-10-22 09:01:27,504 INFO L401 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2019-10-22 09:01:27,507 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-10-22 09:01:27,507 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 [2019-10-22 09:01:27,508 INFO L337 nArgumentSynthesizer]: Template has degree 0. [2019-10-22 09:01:27,508 INFO L350 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-10-22 09:01:27,508 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-10-22 09:01:27,508 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-10-22 09:01:27,509 INFO L204 nArgumentSynthesizer]: 2 template conjuncts. [2019-10-22 09:01:27,509 INFO L400 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2019-10-22 09:01:27,509 INFO L401 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-10-22 09:01:27,510 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-10-22 09:01:27,511 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 [2019-10-22 09:01:27,511 INFO L337 nArgumentSynthesizer]: Template has degree 0. [2019-10-22 09:01:27,512 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-10-22 09:01:27,512 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-10-22 09:01:27,512 INFO L204 nArgumentSynthesizer]: 2 template conjuncts. [2019-10-22 09:01:27,514 INFO L400 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2019-10-22 09:01:27,514 INFO L401 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2019-10-22 09:01:27,524 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-10-22 09:01:27,525 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 [2019-10-22 09:01:27,525 INFO L337 nArgumentSynthesizer]: Template has degree 0. [2019-10-22 09:01:27,526 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-10-22 09:01:27,528 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-10-22 09:01:27,528 INFO L204 nArgumentSynthesizer]: 2 template conjuncts. [2019-10-22 09:01:27,529 INFO L400 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2019-10-22 09:01:27,530 INFO L401 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2019-10-22 09:01:27,533 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-10-22 09:01:27,533 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 [2019-10-22 09:01:27,534 INFO L337 nArgumentSynthesizer]: Template has degree 0. [2019-10-22 09:01:27,538 INFO L350 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-10-22 09:01:27,538 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-10-22 09:01:27,538 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-10-22 09:01:27,539 INFO L204 nArgumentSynthesizer]: 2 template conjuncts. [2019-10-22 09:01:27,539 INFO L400 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2019-10-22 09:01:27,539 INFO L401 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-10-22 09:01:27,540 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-10-22 09:01:27,540 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 [2019-10-22 09:01:27,541 INFO L337 nArgumentSynthesizer]: Template has degree 0. [2019-10-22 09:01:27,541 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-10-22 09:01:27,542 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-10-22 09:01:27,542 INFO L204 nArgumentSynthesizer]: 2 template conjuncts. [2019-10-22 09:01:27,547 INFO L400 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2019-10-22 09:01:27,547 INFO L401 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2019-10-22 09:01:27,551 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-10-22 09:01:27,557 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 [2019-10-22 09:01:27,558 INFO L337 nArgumentSynthesizer]: Template has degree 0. [2019-10-22 09:01:27,558 INFO L350 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-10-22 09:01:27,559 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-10-22 09:01:27,559 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-10-22 09:01:27,559 INFO L204 nArgumentSynthesizer]: 2 template conjuncts. [2019-10-22 09:01:27,560 INFO L400 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2019-10-22 09:01:27,564 INFO L401 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-10-22 09:01:27,565 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-10-22 09:01:27,566 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 [2019-10-22 09:01:27,567 INFO L337 nArgumentSynthesizer]: Template has degree 0. [2019-10-22 09:01:27,567 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-10-22 09:01:27,567 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-10-22 09:01:27,567 INFO L204 nArgumentSynthesizer]: 2 template conjuncts. [2019-10-22 09:01:27,576 INFO L400 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2019-10-22 09:01:27,578 INFO L401 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2019-10-22 09:01:27,623 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-10-22 09:01:27,624 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 [2019-10-22 09:01:27,625 INFO L337 nArgumentSynthesizer]: Template has degree 0. [2019-10-22 09:01:27,625 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-10-22 09:01:27,625 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-10-22 09:01:27,625 INFO L204 nArgumentSynthesizer]: 2 template conjuncts. [2019-10-22 09:01:27,627 INFO L400 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2019-10-22 09:01:27,627 INFO L401 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2019-10-22 09:01:27,635 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-10-22 09:01:27,636 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 [2019-10-22 09:01:27,636 INFO L337 nArgumentSynthesizer]: Template has degree 0. [2019-10-22 09:01:27,636 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-10-22 09:01:27,637 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-10-22 09:01:27,637 INFO L204 nArgumentSynthesizer]: 2 template conjuncts. [2019-10-22 09:01:27,638 INFO L400 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2019-10-22 09:01:27,638 INFO L401 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2019-10-22 09:01:27,646 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-10-22 09:01:27,647 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 [2019-10-22 09:01:27,647 INFO L337 nArgumentSynthesizer]: Template has degree 0. [2019-10-22 09:01:27,647 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-10-22 09:01:27,647 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-10-22 09:01:27,648 INFO L204 nArgumentSynthesizer]: 2 template conjuncts. [2019-10-22 09:01:27,649 INFO L400 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2019-10-22 09:01:27,649 INFO L401 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2019-10-22 09:01:27,662 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-10-22 09:01:27,670 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 [2019-10-22 09:01:27,670 INFO L337 nArgumentSynthesizer]: Template has degree 0. [2019-10-22 09:01:27,670 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-10-22 09:01:27,671 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-10-22 09:01:27,671 INFO L204 nArgumentSynthesizer]: 2 template conjuncts. [2019-10-22 09:01:27,672 INFO L400 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2019-10-22 09:01:27,672 INFO L401 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2019-10-22 09:01:27,677 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-10-22 09:01:27,677 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 [2019-10-22 09:01:27,678 INFO L337 nArgumentSynthesizer]: Template has degree 0. [2019-10-22 09:01:27,678 INFO L202 nArgumentSynthesizer]: 4 stem disjuncts [2019-10-22 09:01:27,678 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-10-22 09:01:27,679 INFO L204 nArgumentSynthesizer]: 2 template conjuncts. [2019-10-22 09:01:27,681 INFO L400 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2019-10-22 09:01:27,681 INFO L401 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2019-10-22 09:01:27,696 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-10-22 09:01:27,697 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 [2019-10-22 09:01:27,697 INFO L337 nArgumentSynthesizer]: Template has degree 0. [2019-10-22 09:01:27,698 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-10-22 09:01:27,698 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-10-22 09:01:27,698 INFO L204 nArgumentSynthesizer]: 2 template conjuncts. [2019-10-22 09:01:27,700 INFO L400 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2019-10-22 09:01:27,700 INFO L401 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2019-10-22 09:01:27,716 INFO L419 nArgumentSynthesizer]: Found a termination argument, trying to simplify. [2019-10-22 09:01:27,747 INFO L443 ModelExtractionUtils]: Simplification made 5 calls to the SMT solver. [2019-10-22 09:01:27,747 INFO L444 ModelExtractionUtils]: 10 out of 16 variables were initially zero. Simplification set additionally 4 variables to zero. [2019-10-22 09:01:27,749 INFO L435 nArgumentSynthesizer]: Simplifying supporting invariants... [2019-10-22 09:01:27,752 INFO L438 nArgumentSynthesizer]: Removed 2 redundant supporting invariants from a total of 2. [2019-10-22 09:01:27,752 INFO L510 LassoAnalysis]: Proved termination. [2019-10-22 09:01:27,753 INFO L512 LassoAnalysis]: Termination argument consisting of: Ranking function f(v_rep(select (select #memory_int ULTIMATE.start_mlog_~x_ref~0.base) ULTIMATE.start_mlog_~x_ref~0.offset)_1) = 1*v_rep(select (select #memory_int ULTIMATE.start_mlog_~x_ref~0.base) ULTIMATE.start_mlog_~x_ref~0.offset)_1 Supporting invariants [] [2019-10-22 09:01:27,797 INFO L297 tatePredicateManager]: 8 out of 11 supporting invariants were superfluous and have been removed [2019-10-22 09:01:27,808 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2019-10-22 09:01:27,841 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-22 09:01:27,869 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-22 09:01:27,874 INFO L256 TraceCheckSpWp]: Trace formula consists of 42 conjuncts, 8 conjunts are in the unsatisfiable core [2019-10-22 09:01:27,876 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2019-10-22 09:01:27,903 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-22 09:01:27,904 INFO L256 TraceCheckSpWp]: Trace formula consists of 23 conjuncts, 10 conjunts are in the unsatisfiable core [2019-10-22 09:01:27,904 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2019-10-22 09:01:27,927 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-10-22 09:01:27,945 INFO L152 lantAutomatonBouncer]: Defining deterministic Buchi interpolant automaton with honda bouncer for stem and without honda bouncer for loop.1 stem predicates 2 loop predicates [2019-10-22 09:01:27,946 INFO L72 iDifferenceNCSBLazy3]: Start buchiDifferenceNCSBLazy3. First operand 9 states. Second operand 3 states. [2019-10-22 09:01:28,010 INFO L76 iDifferenceNCSBLazy3]: Finished buchiDifferenceNCSBLazy3. First operand 9 states.. Second operand 3 states. Result 17 states and 19 transitions. Complement of second has 8 states. [2019-10-22 09:01:28,011 INFO L142 InterpolantAutomaton]: Switched to read-only mode: Buchi interpolant automaton has 5 states 1 stem states 2 non-accepting loop states 1 accepting loop states [2019-10-22 09:01:28,012 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2019-10-22 09:01:28,013 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5 states to 5 states and 10 transitions. [2019-10-22 09:01:28,015 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 5 states and 10 transitions. Stem has 2 letters. Loop has 2 letters. [2019-10-22 09:01:28,015 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2019-10-22 09:01:28,015 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 5 states and 10 transitions. Stem has 4 letters. Loop has 2 letters. [2019-10-22 09:01:28,015 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2019-10-22 09:01:28,016 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 5 states and 10 transitions. Stem has 2 letters. Loop has 4 letters. [2019-10-22 09:01:28,016 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2019-10-22 09:01:28,017 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 17 states and 19 transitions. [2019-10-22 09:01:28,018 INFO L131 ngComponentsAnalysis]: Automaton has 0 accepting balls. 0 [2019-10-22 09:01:28,021 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 17 states to 0 states and 0 transitions. [2019-10-22 09:01:28,023 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 0 [2019-10-22 09:01:28,023 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 0 [2019-10-22 09:01:28,024 INFO L73 IsDeterministic]: Start isDeterministic. Operand 0 states and 0 transitions. [2019-10-22 09:01:28,024 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2019-10-22 09:01:28,024 INFO L688 BuchiCegarLoop]: Abstraction has 0 states and 0 transitions. [2019-10-22 09:01:28,024 INFO L711 BuchiCegarLoop]: Abstraction has 0 states and 0 transitions. [2019-10-22 09:01:28,024 INFO L591 BuchiCegarLoop]: Abstraction has 0 states and 0 transitions. [2019-10-22 09:01:28,024 INFO L424 BuchiCegarLoop]: ======== Iteration 2============ [2019-10-22 09:01:28,025 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 0 states and 0 transitions. [2019-10-22 09:01:28,025 INFO L131 ngComponentsAnalysis]: Automaton has 0 accepting balls. 0 [2019-10-22 09:01:28,025 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is true [2019-10-22 09:01:28,031 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer CFG 22.10 09:01:28 BoogieIcfgContainer [2019-10-22 09:01:28,032 INFO L132 PluginConnector]: ------------------------ END BuchiAutomizer---------------------------- [2019-10-22 09:01:28,032 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2019-10-22 09:01:28,032 INFO L271 PluginConnector]: Initializing Witness Printer... [2019-10-22 09:01:28,032 INFO L275 PluginConnector]: Witness Printer initialized [2019-10-22 09:01:28,033 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 22.10 09:01:25" (3/4) ... [2019-10-22 09:01:28,037 INFO L140 WitnessPrinter]: No result that supports witness generation found [2019-10-22 09:01:28,037 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2019-10-22 09:01:28,038 INFO L168 Benchmark]: Toolchain (without parser) took 3187.90 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 160.4 MB). Free memory was 939.4 MB in the beginning and 858.0 MB in the end (delta: 81.3 MB). Peak memory consumption was 241.7 MB. Max. memory is 11.5 GB. [2019-10-22 09:01:28,039 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. [2019-10-22 09:01:28,040 INFO L168 Benchmark]: CACSL2BoogieTranslator took 537.14 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 160.4 MB). Free memory was 939.4 MB in the beginning and 1.1 GB in the end (delta: -205.8 MB). Peak memory consumption was 18.6 MB. Max. memory is 11.5 GB. [2019-10-22 09:01:28,040 INFO L168 Benchmark]: Boogie Procedure Inliner took 39.02 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: 6.6 MB). Peak memory consumption was 6.6 MB. Max. memory is 11.5 GB. [2019-10-22 09:01:28,041 INFO L168 Benchmark]: Boogie Preprocessor took 24.47 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. [2019-10-22 09:01:28,041 INFO L168 Benchmark]: RCFGBuilder took 288.11 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: 20.9 MB). Peak memory consumption was 20.9 MB. Max. memory is 11.5 GB. [2019-10-22 09:01:28,042 INFO L168 Benchmark]: BuchiAutomizer took 2290.48 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 858.0 MB in the end (delta: 259.6 MB). Peak memory consumption was 259.6 MB. Max. memory is 11.5 GB. [2019-10-22 09:01:28,042 INFO L168 Benchmark]: Witness Printer took 4.82 ms. Allocated memory is still 1.2 GB. Free memory is still 858.0 MB. There was no memory consumed. Max. memory is 11.5 GB. [2019-10-22 09:01:28,045 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 537.14 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 160.4 MB). Free memory was 939.4 MB in the beginning and 1.1 GB in the end (delta: -205.8 MB). Peak memory consumption was 18.6 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 39.02 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: 6.6 MB). Peak memory consumption was 6.6 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 24.47 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. * RCFGBuilder took 288.11 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: 20.9 MB). Peak memory consumption was 20.9 MB. Max. memory is 11.5 GB. * BuchiAutomizer took 2290.48 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 858.0 MB in the end (delta: 259.6 MB). Peak memory consumption was 259.6 MB. Max. memory is 11.5 GB. * Witness Printer took 4.82 ms. Allocated memory is still 1.2 GB. Free memory is still 858.0 MB. There was no memory consumed. Max. memory is 11.5 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_int * 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 unknown-#memory_int-unknown[x_ref][x_ref] and consists of 5 locations. - StatisticsResult: Timing statistics BüchiAutomizer plugin needed 2.2s and 2 iterations. TraceHistogramMax:1. Analysis of lassos took 1.9s. Construction of modules took 0.0s. Büchi inclusion checks took 0.1s. 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: 2 SDtfs, 1 SDslu, 0 SDs, 0 SdLazy, 10 SolverSat, 5 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 0.0s Time LassoAnalysisResults: nont0 unkn0 SFLI0 SFLT0 conc0 concLT0 SILN0 SILU0 SILI0 SILT0 lasso1 LassoPreprocessingBenchmarks: Lassos: inital216 mio100 ax108 hnf100 lsp89 ukn62 mio100 lsp40 div101 bol100 ite100 ukn100 eq172 hnf89 smp92 dnf158 smp95 tf100 neg93 sie125 LassoTerminationAnalysisBenchmarks: ConstraintsSatisfiability: unsat Degree: 0 Time: 18ms VariablesStem: 5 VariablesLoop: 4 DisjunctsStem: 4 DisjunctsLoop: 1 SupportingInvariants: 2 MotzkinApplications: 12 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...