./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 a4ecdabc Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/run_dir_4ab1a3c3-e374-47bd-9d24-4a23b46b2810/bin/uautomizer/data/config -Xmx15G -Xms4m -jar /tmp/vcloud-vcloud-master/worker/run_dir_4ab1a3c3-e374-47bd-9d24-4a23b46b2810/bin/uautomizer/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/run_dir_4ab1a3c3-e374-47bd-9d24-4a23b46b2810/bin/uautomizer/data -tc /tmp/vcloud-vcloud-master/worker/run_dir_4ab1a3c3-e374-47bd-9d24-4a23b46b2810/bin/uautomizer/config/AutomizerTermination.xml -i ../../sv-benchmarks/c/termination-memory-alloca/java_LogBuiltIn-alloca.i -s /tmp/vcloud-vcloud-master/worker/run_dir_4ab1a3c3-e374-47bd-9d24-4a23b46b2810/bin/uautomizer/config/svcomp-Termination-64bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/run_dir_4ab1a3c3-e374-47bd-9d24-4a23b46b2810/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 0.2.0-a4ecdab [2020-11-29 18:36:22,615 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-11-29 18:36:22,618 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-11-29 18:36:22,729 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-11-29 18:36:22,730 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-11-29 18:36:22,732 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-11-29 18:36:22,735 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-11-29 18:36:22,738 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-11-29 18:36:22,741 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-11-29 18:36:22,743 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-11-29 18:36:22,744 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-11-29 18:36:22,747 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-11-29 18:36:22,747 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-11-29 18:36:22,749 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-11-29 18:36:22,751 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-11-29 18:36:22,753 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-11-29 18:36:22,755 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-11-29 18:36:22,757 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-11-29 18:36:22,759 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-11-29 18:36:22,763 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-11-29 18:36:22,765 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-11-29 18:36:22,767 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-11-29 18:36:22,769 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-11-29 18:36:22,772 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-11-29 18:36:22,776 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-11-29 18:36:22,781 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-11-29 18:36:22,782 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-11-29 18:36:22,783 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-11-29 18:36:22,789 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-11-29 18:36:22,790 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-11-29 18:36:22,791 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-11-29 18:36:22,792 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-11-29 18:36:22,794 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-11-29 18:36:22,795 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-11-29 18:36:22,797 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-11-29 18:36:22,799 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-11-29 18:36:22,801 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-11-29 18:36:22,801 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-11-29 18:36:22,802 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-11-29 18:36:22,804 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-11-29 18:36:22,805 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-11-29 18:36:22,809 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/run_dir_4ab1a3c3-e374-47bd-9d24-4a23b46b2810/bin/uautomizer/config/svcomp-Termination-64bit-Automizer_Default.epf [2020-11-29 18:36:22,851 INFO L113 SettingsManager]: Loading preferences was successful [2020-11-29 18:36:22,852 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-11-29 18:36:22,853 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-11-29 18:36:22,854 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-11-29 18:36:22,854 INFO L138 SettingsManager]: * Use SBE=true [2020-11-29 18:36:22,854 INFO L136 SettingsManager]: Preferences of BuchiAutomizer differ from their defaults: [2020-11-29 18:36:22,855 INFO L138 SettingsManager]: * NCSB implementation=INTSET_LAZY3 [2020-11-29 18:36:22,855 INFO L138 SettingsManager]: * Use old map elimination=false [2020-11-29 18:36:22,855 INFO L138 SettingsManager]: * Use external solver (rank synthesis)=false [2020-11-29 18:36:22,856 INFO L138 SettingsManager]: * Use only trivial implications for array writes=true [2020-11-29 18:36:22,856 INFO L138 SettingsManager]: * Rank analysis=LINEAR_WITH_GUESSES [2020-11-29 18:36:22,856 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-11-29 18:36:22,856 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2020-11-29 18:36:22,857 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-11-29 18:36:22,857 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-11-29 18:36:22,857 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=ASSUME [2020-11-29 18:36:22,858 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=ASSUME [2020-11-29 18:36:22,858 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=ASSUME [2020-11-29 18:36:22,858 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-11-29 18:36:22,858 INFO L138 SettingsManager]: * Assume nondeterminstic values are in range=false [2020-11-29 18:36:22,859 INFO L138 SettingsManager]: * Use constant arrays=true [2020-11-29 18:36:22,859 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=ASSUME [2020-11-29 18:36:22,859 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-11-29 18:36:22,859 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-11-29 18:36:22,860 INFO L138 SettingsManager]: * To the following directory=/home/matthias/ultimate/dump [2020-11-29 18:36:22,860 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-11-29 18:36:22,860 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2020-11-29 18:36:22,861 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-11-29 18:36:22,861 INFO L138 SettingsManager]: * Dump automata to the following directory=/home/matthias/ultimate/dump/auto [2020-11-29 18:36:22,862 INFO L136 SettingsManager]: Preferences of IcfgTransformer differ from their defaults: [2020-11-29 18:36:22,863 INFO L138 SettingsManager]: * TransformationType=MODULO_NEIGHBOR WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/tmp/vcloud-vcloud-master/worker/run_dir_4ab1a3c3-e374-47bd-9d24-4a23b46b2810/bin/uautomizer/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud-vcloud-master/worker/run_dir_4ab1a3c3-e374-47bd-9d24-4a23b46b2810/bin/uautomizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(F end) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> f3e436297570ad94e9fb239489c229c89d1aea0e [2020-11-29 18:36:23,206 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-11-29 18:36:23,239 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-11-29 18:36:23,242 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-11-29 18:36:23,244 INFO L271 PluginConnector]: Initializing CDTParser... [2020-11-29 18:36:23,245 INFO L275 PluginConnector]: CDTParser initialized [2020-11-29 18:36:23,246 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/run_dir_4ab1a3c3-e374-47bd-9d24-4a23b46b2810/bin/uautomizer/../../sv-benchmarks/c/termination-memory-alloca/java_LogBuiltIn-alloca.i [2020-11-29 18:36:23,355 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_4ab1a3c3-e374-47bd-9d24-4a23b46b2810/bin/uautomizer/data/9e5b36fc5/68f417c12d64446989870b34469675a7/FLAGf0532999f [2020-11-29 18:36:23,962 INFO L306 CDTParser]: Found 1 translation units. [2020-11-29 18:36:23,963 INFO L160 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/run_dir_4ab1a3c3-e374-47bd-9d24-4a23b46b2810/sv-benchmarks/c/termination-memory-alloca/java_LogBuiltIn-alloca.i [2020-11-29 18:36:23,979 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_4ab1a3c3-e374-47bd-9d24-4a23b46b2810/bin/uautomizer/data/9e5b36fc5/68f417c12d64446989870b34469675a7/FLAGf0532999f [2020-11-29 18:36:24,294 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/run_dir_4ab1a3c3-e374-47bd-9d24-4a23b46b2810/bin/uautomizer/data/9e5b36fc5/68f417c12d64446989870b34469675a7 [2020-11-29 18:36:24,299 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-11-29 18:36:24,301 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2020-11-29 18:36:24,303 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-11-29 18:36:24,303 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-11-29 18:36:24,308 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-11-29 18:36:24,309 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 29.11 06:36:24" (1/1) ... [2020-11-29 18:36:24,311 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@64d03620 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 06:36:24, skipping insertion in model container [2020-11-29 18:36:24,312 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 29.11 06:36:24" (1/1) ... [2020-11-29 18:36:24,322 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-11-29 18:36:24,372 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-11-29 18:36:24,782 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-11-29 18:36:24,795 INFO L203 MainTranslator]: Completed pre-run [2020-11-29 18:36:24,880 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-11-29 18:36:24,940 INFO L208 MainTranslator]: Completed translation [2020-11-29 18:36:24,941 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 06:36:24 WrapperNode [2020-11-29 18:36:24,941 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-11-29 18:36:24,943 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2020-11-29 18:36:24,943 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2020-11-29 18:36:24,944 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2020-11-29 18:36:24,954 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 06:36:24" (1/1) ... [2020-11-29 18:36:24,970 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 06:36:24" (1/1) ... [2020-11-29 18:36:24,995 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2020-11-29 18:36:24,996 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-11-29 18:36:24,996 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-11-29 18:36:24,996 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-11-29 18:36:25,007 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 06:36:24" (1/1) ... [2020-11-29 18:36:25,007 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 06:36:24" (1/1) ... [2020-11-29 18:36:25,011 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 06:36:24" (1/1) ... [2020-11-29 18:36:25,011 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 06:36:24" (1/1) ... [2020-11-29 18:36:25,016 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 06:36:24" (1/1) ... [2020-11-29 18:36:25,021 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 06:36:24" (1/1) ... [2020-11-29 18:36:25,023 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 06:36:24" (1/1) ... [2020-11-29 18:36:25,025 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-11-29 18:36:25,027 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-11-29 18:36:25,027 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-11-29 18:36:25,027 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-11-29 18:36:25,029 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 06:36:24" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_4ab1a3c3-e374-47bd-9d24-4a23b46b2810/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 [2020-11-29 18:36:25,132 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2020-11-29 18:36:25,132 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2020-11-29 18:36:25,135 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2020-11-29 18:36:25,135 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2020-11-29 18:36:25,136 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-11-29 18:36:25,136 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-11-29 18:36:25,401 INFO L293 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-11-29 18:36:25,402 INFO L298 CfgBuilder]: Removed 7 assume(true) statements. [2020-11-29 18:36:25,404 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 29.11 06:36:25 BoogieIcfgContainer [2020-11-29 18:36:25,404 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2020-11-29 18:36:25,405 INFO L113 PluginConnector]: ------------------------BuchiAutomizer---------------------------- [2020-11-29 18:36:25,406 INFO L271 PluginConnector]: Initializing BuchiAutomizer... [2020-11-29 18:36:25,411 INFO L275 PluginConnector]: BuchiAutomizer initialized [2020-11-29 18:36:25,412 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2020-11-29 18:36:25,412 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "CDTParser AST 29.11 06:36:24" (1/3) ... [2020-11-29 18:36:25,414 INFO L205 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@5a538955 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 29.11 06:36:25, skipping insertion in model container [2020-11-29 18:36:25,414 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2020-11-29 18:36:25,414 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 06:36:24" (2/3) ... [2020-11-29 18:36:25,414 INFO L205 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@5a538955 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 29.11 06:36:25, skipping insertion in model container [2020-11-29 18:36:25,414 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2020-11-29 18:36:25,415 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 29.11 06:36:25" (3/3) ... [2020-11-29 18:36:25,416 INFO L373 chiAutomizerObserver]: Analyzing ICFG java_LogBuiltIn-alloca.i [2020-11-29 18:36:25,491 INFO L359 BuchiCegarLoop]: Interprodecural is true [2020-11-29 18:36:25,491 INFO L360 BuchiCegarLoop]: Hoare is false [2020-11-29 18:36:25,491 INFO L361 BuchiCegarLoop]: Compute interpolants for ForwardPredicates [2020-11-29 18:36:25,491 INFO L362 BuchiCegarLoop]: Backedges is STRAIGHT_LINE [2020-11-29 18:36:25,492 INFO L363 BuchiCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2020-11-29 18:36:25,492 INFO L364 BuchiCegarLoop]: Difference is false [2020-11-29 18:36:25,492 INFO L365 BuchiCegarLoop]: Minimize is MINIMIZE_SEVPA [2020-11-29 18:36:25,492 INFO L368 BuchiCegarLoop]: ======== Iteration 0==of CEGAR loop == BuchiCegarLoop======== [2020-11-29 18:36:25,509 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 9 states. [2020-11-29 18:36:25,554 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 2 [2020-11-29 18:36:25,554 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2020-11-29 18:36:25,554 INFO L119 BuchiIsEmpty]: Starting construction of run [2020-11-29 18:36:25,562 INFO L852 BuchiCegarLoop]: Counterexample stem histogram [1, 1] [2020-11-29 18:36:25,562 INFO L853 BuchiCegarLoop]: Counterexample loop histogram [1, 1] [2020-11-29 18:36:25,563 INFO L427 BuchiCegarLoop]: ======== Iteration 1============ [2020-11-29 18:36:25,563 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 9 states. [2020-11-29 18:36:25,564 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 2 [2020-11-29 18:36:25,564 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2020-11-29 18:36:25,565 INFO L119 BuchiIsEmpty]: Starting construction of run [2020-11-29 18:36:25,565 INFO L852 BuchiCegarLoop]: Counterexample stem histogram [1, 1] [2020-11-29 18:36:25,565 INFO L853 BuchiCegarLoop]: Counterexample loop histogram [1, 1] [2020-11-29 18:36:25,591 INFO L794 eck$LassoCheckResult]: Stem: 4#ULTIMATE.startENTRYtrue #NULL.base, #NULL.offset := 0, 0;#valid := #valid[0 := 0];assume 0 < #StackHeapBarrier; 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 [2020-11-29 18:36:25,592 INFO L796 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~post7;havoc mlog_#t~mem6; 8#L553-3true [2020-11-29 18:36:25,599 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-11-29 18:36:25,600 INFO L82 PathProgramCache]: Analyzing trace with hash 963, now seen corresponding path program 1 times [2020-11-29 18:36:25,626 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-11-29 18:36:25,627 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1018776716] [2020-11-29 18:36:25,627 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-11-29 18:36:25,827 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2020-11-29 18:36:25,828 INFO L221 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2020-11-29 18:36:25,855 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2020-11-29 18:36:25,855 INFO L221 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2020-11-29 18:36:25,880 INFO L173 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2020-11-29 18:36:25,883 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-11-29 18:36:25,883 INFO L82 PathProgramCache]: Analyzing trace with hash 1190, now seen corresponding path program 1 times [2020-11-29 18:36:25,884 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-11-29 18:36:25,884 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1459035174] [2020-11-29 18:36:25,884 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-11-29 18:36:25,914 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2020-11-29 18:36:25,915 INFO L221 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2020-11-29 18:36:25,940 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2020-11-29 18:36:25,944 INFO L221 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2020-11-29 18:36:25,949 INFO L173 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2020-11-29 18:36:25,954 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-11-29 18:36:25,956 INFO L82 PathProgramCache]: Analyzing trace with hash 925672, now seen corresponding path program 1 times [2020-11-29 18:36:25,957 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-11-29 18:36:25,957 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1992831261] [2020-11-29 18:36:25,957 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-11-29 18:36:26,004 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2020-11-29 18:36:26,004 INFO L221 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2020-11-29 18:36:26,041 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2020-11-29 18:36:26,042 INFO L221 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2020-11-29 18:36:26,050 INFO L173 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2020-11-29 18:36:26,198 WARN L193 SmtUtils]: Spent 132.00 ms on a formula simplification that was a NOOP. DAG size: 46 [2020-11-29 18:36:26,392 WARN L193 SmtUtils]: Spent 156.00 ms on a formula simplification. DAG size of input: 55 DAG size of output: 37 [2020-11-29 18:36:26,697 WARN L193 SmtUtils]: Spent 298.00 ms on a formula simplification. DAG size of input: 73 DAG size of output: 60 [2020-11-29 18:36:26,820 WARN L193 SmtUtils]: Spent 113.00 ms on a formula simplification that was a NOOP. DAG size: 58 [2020-11-29 18:36:26,839 INFO L210 LassoAnalysis]: Preferences: [2020-11-29 18:36:26,840 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2020-11-29 18:36:26,840 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2020-11-29 18:36:26,840 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2020-11-29 18:36:26,840 INFO L129 ssoRankerPreferences]: Use exernal solver: false [2020-11-29 18:36:26,840 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-11-29 18:36:26,841 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2020-11-29 18:36:26,841 INFO L132 ssoRankerPreferences]: Path of dumped script: [2020-11-29 18:36:26,841 INFO L133 ssoRankerPreferences]: Filename of dumped script: java_LogBuiltIn-alloca.i_Iteration1_Lasso [2020-11-29 18:36:26,841 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2020-11-29 18:36:26,842 INFO L274 LassoAnalysis]: Starting lasso preprocessing... [2020-11-29 18:36:26,870 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-11-29 18:36:26,882 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-11-29 18:36:26,889 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-11-29 18:36:26,894 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-11-29 18:36:26,898 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-11-29 18:36:26,902 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-11-29 18:36:26,906 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-11-29 18:36:27,198 WARN L193 SmtUtils]: Spent 186.00 ms on a formula simplification. DAG size of input: 54 DAG size of output: 49 [2020-11-29 18:36:27,326 WARN L193 SmtUtils]: Spent 111.00 ms on a formula simplification. DAG size of input: 43 DAG size of output: 42 [2020-11-29 18:36:27,328 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-11-29 18:36:27,336 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-11-29 18:36:27,359 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-11-29 18:36:27,366 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-11-29 18:36:27,372 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-11-29 18:36:27,378 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-11-29 18:36:27,383 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-11-29 18:36:27,389 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-11-29 18:36:28,017 INFO L292 LassoAnalysis]: Preprocessing complete. [2020-11-29 18:36:28,023 INFO L489 LassoAnalysis]: Using template 'affine'. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_4ab1a3c3-e374-47bd-9d24-4a23b46b2810/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) [2020-11-29 18:36:28,043 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 [2020-11-29 18:36:28,047 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2020-11-29 18:36:28,047 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-11-29 18:36:28,048 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-11-29 18:36:28,048 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-11-29 18:36:28,048 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2020-11-29 18:36:28,051 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2020-11-29 18:36:28,052 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 [2020-11-29 18:36:28,069 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_4ab1a3c3-e374-47bd-9d24-4a23b46b2810/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) Waiting until toolchain timeout for monitored process 3 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-11-29 18:36:28,128 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 [2020-11-29 18:36:28,131 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2020-11-29 18:36:28,131 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-11-29 18:36:28,131 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-11-29 18:36:28,131 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2020-11-29 18:36:28,138 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2020-11-29 18:36:28,139 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2020-11-29 18:36:28,145 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_4ab1a3c3-e374-47bd-9d24-4a23b46b2810/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) [2020-11-29 18:36:28,200 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 [2020-11-29 18:36:28,213 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2020-11-29 18:36:28,214 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-11-29 18:36:28,214 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-11-29 18:36:28,214 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-11-29 18:36:28,214 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2020-11-29 18:36:28,215 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2020-11-29 18:36:28,216 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2020-11-29 18:36:28,225 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. Waiting until toolchain timeout for monitored process 4 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_4ab1a3c3-e374-47bd-9d24-4a23b46b2810/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) [2020-11-29 18:36:28,289 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 [2020-11-29 18:36:28,291 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2020-11-29 18:36:28,292 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-11-29 18:36:28,292 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-11-29 18:36:28,292 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-11-29 18:36:28,292 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2020-11-29 18:36:28,293 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2020-11-29 18:36:28,294 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 [2020-11-29 18:36:28,296 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_4ab1a3c3-e374-47bd-9d24-4a23b46b2810/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 [2020-11-29 18:36:28,344 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 [2020-11-29 18:36:28,347 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2020-11-29 18:36:28,347 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-11-29 18:36:28,347 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-11-29 18:36:28,348 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-11-29 18:36:28,348 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2020-11-29 18:36:28,349 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2020-11-29 18:36:28,349 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2020-11-29 18:36:28,352 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_4ab1a3c3-e374-47bd-9d24-4a23b46b2810/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) [2020-11-29 18:36:28,407 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 [2020-11-29 18:36:28,409 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2020-11-29 18:36:28,410 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-11-29 18:36:28,410 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-11-29 18:36:28,410 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-11-29 18:36:28,410 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2020-11-29 18:36:28,411 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2020-11-29 18:36:28,412 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. Waiting until toolchain timeout for monitored process 7 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-11-29 18:36:28,414 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_4ab1a3c3-e374-47bd-9d24-4a23b46b2810/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 [2020-11-29 18:36:28,474 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 [2020-11-29 18:36:28,477 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2020-11-29 18:36:28,478 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-11-29 18:36:28,478 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-11-29 18:36:28,478 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2020-11-29 18:36:28,485 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2020-11-29 18:36:28,485 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2020-11-29 18:36:28,497 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_4ab1a3c3-e374-47bd-9d24-4a23b46b2810/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 [2020-11-29 18:36:28,554 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 [2020-11-29 18:36:28,559 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2020-11-29 18:36:28,559 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-11-29 18:36:28,559 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-11-29 18:36:28,560 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2020-11-29 18:36:28,568 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2020-11-29 18:36:28,571 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2020-11-29 18:36:28,580 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_4ab1a3c3-e374-47bd-9d24-4a23b46b2810/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) [2020-11-29 18:36:28,632 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 [2020-11-29 18:36:28,634 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2020-11-29 18:36:28,635 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-11-29 18:36:28,635 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-11-29 18:36:28,635 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2020-11-29 18:36:28,647 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2020-11-29 18:36:28,647 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. Waiting until toolchain timeout for monitored process 10 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-11-29 18:36:28,656 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_4ab1a3c3-e374-47bd-9d24-4a23b46b2810/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) Waiting until toolchain timeout for monitored process 11 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-11-29 18:36:28,715 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 [2020-11-29 18:36:28,718 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2020-11-29 18:36:28,718 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-11-29 18:36:28,718 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-11-29 18:36:28,719 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2020-11-29 18:36:28,726 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2020-11-29 18:36:28,727 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2020-11-29 18:36:28,737 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_4ab1a3c3-e374-47bd-9d24-4a23b46b2810/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) Waiting until toolchain timeout for monitored process 12 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-11-29 18:36:28,791 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 [2020-11-29 18:36:28,800 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2020-11-29 18:36:28,801 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-11-29 18:36:28,801 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-11-29 18:36:28,801 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2020-11-29 18:36:28,813 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2020-11-29 18:36:28,813 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2020-11-29 18:36:28,824 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_4ab1a3c3-e374-47bd-9d24-4a23b46b2810/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 [2020-11-29 18:36:28,861 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 [2020-11-29 18:36:28,864 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2020-11-29 18:36:28,864 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-11-29 18:36:28,864 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-11-29 18:36:28,864 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2020-11-29 18:36:28,878 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2020-11-29 18:36:28,878 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2020-11-29 18:36:28,893 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_4ab1a3c3-e374-47bd-9d24-4a23b46b2810/bin/uautomizer/z3 Starting monitored process 14 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2020-11-29 18:36:28,933 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 14 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-11-29 18:36:28,942 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2020-11-29 18:36:28,942 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-11-29 18:36:28,943 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-11-29 18:36:28,943 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2020-11-29 18:36:28,962 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2020-11-29 18:36:28,962 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2020-11-29 18:36:28,980 INFO L420 nArgumentSynthesizer]: Found a termination argument, trying to simplify. [2020-11-29 18:36:29,097 INFO L443 ModelExtractionUtils]: Simplification made 4 calls to the SMT solver. [2020-11-29 18:36:29,098 INFO L444 ModelExtractionUtils]: 11 out of 16 variables were initially zero. Simplification set additionally 3 variables to zero. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_4ab1a3c3-e374-47bd-9d24-4a23b46b2810/bin/uautomizer/z3 Starting monitored process 15 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2020-11-29 18:36:29,142 INFO L435 nArgumentSynthesizer]: Simplifying supporting invariants... Waiting until toolchain timeout for monitored process 15 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-11-29 18:36:29,147 INFO L438 nArgumentSynthesizer]: Removed 2 redundant supporting invariants from a total of 2. [2020-11-29 18:36:29,147 INFO L510 LassoAnalysis]: Proved termination. [2020-11-29 18:36:29,148 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 [] [2020-11-29 18:36:29,251 INFO L297 tatePredicateManager]: 8 out of 11 supporting invariants were superfluous and have been removed [2020-11-29 18:36:29,265 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2020-11-29 18:36:29,327 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-11-29 18:36:29,359 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 18:36:29,362 INFO L263 TraceCheckSpWp]: Trace formula consists of 43 conjuncts, 7 conjunts are in the unsatisfiable core [2020-11-29 18:36:29,363 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-11-29 18:36:29,380 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 18:36:29,381 INFO L263 TraceCheckSpWp]: Trace formula consists of 23 conjuncts, 10 conjunts are in the unsatisfiable core [2020-11-29 18:36:29,382 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-11-29 18:36:29,415 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-11-29 18:36:29,444 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 [2020-11-29 18:36:29,446 INFO L71 iDifferenceNCSBLazy3]: Start buchiDifferenceNCSBLazy3. First operand 9 states. Second operand 3 states. [2020-11-29 18:36:29,550 INFO L75 iDifferenceNCSBLazy3]: Finished buchiDifferenceNCSBLazy3. First operand 9 states.. Second operand 3 states. Result 17 states and 19 transitions. Complement of second has 8 states. [2020-11-29 18:36:29,551 INFO L141 InterpolantAutomaton]: Switched to read-only mode: Buchi interpolant automaton has 5 states 1 stem states 2 non-accepting loop states 1 accepting loop states [2020-11-29 18:36:29,553 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2020-11-29 18:36:29,554 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5 states to 5 states and 10 transitions. [2020-11-29 18:36:29,556 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 5 states and 10 transitions. Stem has 2 letters. Loop has 2 letters. [2020-11-29 18:36:29,557 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2020-11-29 18:36:29,557 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 5 states and 10 transitions. Stem has 4 letters. Loop has 2 letters. [2020-11-29 18:36:29,558 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2020-11-29 18:36:29,558 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 5 states and 10 transitions. Stem has 2 letters. Loop has 4 letters. [2020-11-29 18:36:29,558 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2020-11-29 18:36:29,560 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 17 states and 19 transitions. [2020-11-29 18:36:29,562 INFO L131 ngComponentsAnalysis]: Automaton has 0 accepting balls. 0 [2020-11-29 18:36:29,565 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 17 states to 0 states and 0 transitions. [2020-11-29 18:36:29,567 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 0 [2020-11-29 18:36:29,567 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 0 [2020-11-29 18:36:29,568 INFO L73 IsDeterministic]: Start isDeterministic. Operand 0 states and 0 transitions. [2020-11-29 18:36:29,568 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2020-11-29 18:36:29,569 INFO L691 BuchiCegarLoop]: Abstraction has 0 states and 0 transitions. [2020-11-29 18:36:29,569 INFO L714 BuchiCegarLoop]: Abstraction has 0 states and 0 transitions. [2020-11-29 18:36:29,569 INFO L594 BuchiCegarLoop]: Abstraction has 0 states and 0 transitions. [2020-11-29 18:36:29,569 INFO L427 BuchiCegarLoop]: ======== Iteration 2============ [2020-11-29 18:36:29,569 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 0 states and 0 transitions. [2020-11-29 18:36:29,570 INFO L131 ngComponentsAnalysis]: Automaton has 0 accepting balls. 0 [2020-11-29 18:36:29,570 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is true [2020-11-29 18:36:29,577 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer CFG 29.11 06:36:29 BoogieIcfgContainer [2020-11-29 18:36:29,578 INFO L132 PluginConnector]: ------------------------ END BuchiAutomizer---------------------------- [2020-11-29 18:36:29,579 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2020-11-29 18:36:29,579 INFO L271 PluginConnector]: Initializing Witness Printer... [2020-11-29 18:36:29,579 INFO L275 PluginConnector]: Witness Printer initialized [2020-11-29 18:36:29,580 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 29.11 06:36:25" (3/4) ... [2020-11-29 18:36:29,584 INFO L140 WitnessPrinter]: No result that supports witness generation found [2020-11-29 18:36:29,584 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2020-11-29 18:36:29,586 INFO L168 Benchmark]: Toolchain (without parser) took 5284.82 ms. Allocated memory was 132.1 MB in the beginning and 165.7 MB in the end (delta: 33.6 MB). Free memory was 98.3 MB in the beginning and 88.9 MB in the end (delta: 9.4 MB). Peak memory consumption was 42.8 MB. Max. memory is 16.1 GB. [2020-11-29 18:36:29,587 INFO L168 Benchmark]: CDTParser took 0.32 ms. Allocated memory is still 79.7 MB. Free memory was 39.7 MB in the beginning and 39.7 MB in the end (delta: 52.5 kB). There was no memory consumed. Max. memory is 16.1 GB. [2020-11-29 18:36:29,588 INFO L168 Benchmark]: CACSL2BoogieTranslator took 638.94 ms. Allocated memory is still 132.1 MB. Free memory was 98.3 MB in the beginning and 97.7 MB in the end (delta: 625.3 kB). Peak memory consumption was 8.4 MB. Max. memory is 16.1 GB. [2020-11-29 18:36:29,589 INFO L168 Benchmark]: Boogie Procedure Inliner took 52.07 ms. Allocated memory is still 132.1 MB. Free memory was 97.7 MB in the beginning and 95.6 MB in the end (delta: 2.1 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. [2020-11-29 18:36:29,590 INFO L168 Benchmark]: Boogie Preprocessor took 29.81 ms. Allocated memory is still 132.1 MB. Free memory was 95.6 MB in the beginning and 94.3 MB in the end (delta: 1.3 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. [2020-11-29 18:36:29,591 INFO L168 Benchmark]: RCFGBuilder took 377.64 ms. Allocated memory is still 132.1 MB. Free memory was 94.3 MB in the beginning and 81.2 MB in the end (delta: 13.1 MB). Peak memory consumption was 12.6 MB. Max. memory is 16.1 GB. [2020-11-29 18:36:29,592 INFO L168 Benchmark]: BuchiAutomizer took 4172.41 ms. Allocated memory was 132.1 MB in the beginning and 165.7 MB in the end (delta: 33.6 MB). Free memory was 81.2 MB in the beginning and 89.9 MB in the end (delta: -8.8 MB). Peak memory consumption was 26.6 MB. Max. memory is 16.1 GB. [2020-11-29 18:36:29,593 INFO L168 Benchmark]: Witness Printer took 5.99 ms. Allocated memory is still 165.7 MB. Free memory was 89.9 MB in the beginning and 88.9 MB in the end (delta: 1.1 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. [2020-11-29 18:36:29,598 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.32 ms. Allocated memory is still 79.7 MB. Free memory was 39.7 MB in the beginning and 39.7 MB in the end (delta: 52.5 kB). There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 638.94 ms. Allocated memory is still 132.1 MB. Free memory was 98.3 MB in the beginning and 97.7 MB in the end (delta: 625.3 kB). Peak memory consumption was 8.4 MB. Max. memory is 16.1 GB. * Boogie Procedure Inliner took 52.07 ms. Allocated memory is still 132.1 MB. Free memory was 97.7 MB in the beginning and 95.6 MB in the end (delta: 2.1 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. * Boogie Preprocessor took 29.81 ms. Allocated memory is still 132.1 MB. Free memory was 95.6 MB in the beginning and 94.3 MB in the end (delta: 1.3 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. * RCFGBuilder took 377.64 ms. Allocated memory is still 132.1 MB. Free memory was 94.3 MB in the beginning and 81.2 MB in the end (delta: 13.1 MB). Peak memory consumption was 12.6 MB. Max. memory is 16.1 GB. * BuchiAutomizer took 4172.41 ms. Allocated memory was 132.1 MB in the beginning and 165.7 MB in the end (delta: 33.6 MB). Free memory was 81.2 MB in the beginning and 89.9 MB in the end (delta: -8.8 MB). Peak memory consumption was 26.6 MB. Max. memory is 16.1 GB. * Witness Printer took 5.99 ms. Allocated memory is still 165.7 MB. Free memory was 89.9 MB in the beginning and 88.9 MB in the end (delta: 1.1 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 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 4.1s and 2 iterations. TraceHistogramMax:1. Analysis of lassos took 3.6s. Construction of modules took 0.0s. Büchi inclusion checks took 0.2s. 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: inital211 mio100 ax108 hnf100 lsp88 ukn60 mio100 lsp40 div108 bol100 ite100 ukn100 eq159 hnf89 smp96 dnf100 smp100 tf100 neg100 sie100 LassoTerminationAnalysisBenchmarks: ConstraintsSatisfiability: unsat Degree: 0 Time: 39ms VariablesStem: 1 VariablesLoop: 0 DisjunctsStem: 1 DisjunctsLoop: 1 SupportingInvariants: 2 MotzkinApplications: 6 LassoTerminationAnalysisBenchmarks: LassoNonterminationAnalysisSatFixpoint: 0 LassoNonterminationAnalysisSatUnbounded: 0 LassoNonterminationAnalysisUnsat: 0 LassoNonterminationAnalysisUnknown: 0 LassoNonterminationAnalysisTime: 0.0s - TerminationAnalysisResult: Termination proven Buchi Automizer proved that your program is terminating RESULT: Ultimate proved your program to be correct! Received shutdown request...