./Ultimate.py --spec ../../sv-benchmarks/c/properties/termination.prp --file ../../sv-benchmarks/c/ldv-memsafety-bitfields/test-bitfields-3_true-valid-memsafety_true-termination.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for termination Using default analysis Version aa418289 Calling Ultimate with: java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/working_dir_e70c4453-d35e-4fc3-88a4-8a3cdfcd7f5d/bin-2019/uautomizer/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_e70c4453-d35e-4fc3-88a4-8a3cdfcd7f5d/bin-2019/uautomizer/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_e70c4453-d35e-4fc3-88a4-8a3cdfcd7f5d/bin-2019/uautomizer/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_e70c4453-d35e-4fc3-88a4-8a3cdfcd7f5d/bin-2019/uautomizer/config/AutomizerTermination.xml -i ../../sv-benchmarks/c/ldv-memsafety-bitfields/test-bitfields-3_true-valid-memsafety_true-termination.i -s /tmp/vcloud-vcloud-master/worker/working_dir_e70c4453-d35e-4fc3-88a4-8a3cdfcd7f5d/bin-2019/uautomizer/config/svcomp-Termination-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_e70c4453-d35e-4fc3-88a4-8a3cdfcd7f5d/bin-2019/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 32bit --witnessprinter.graph.data.programhash 2187ad12904216f135de1d4e0a00e45b56b4da69 ............................................................................................................................................................................................................................................................................................................................................................................................................................................................. Execution finished normally Writing output log to file Ultimate.log Result: TRUE --- Real Ultimate output --- This is Ultimate 0.1.23-aa41828 [2018-11-23 05:11:36,814 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-11-23 05:11:36,815 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-11-23 05:11:36,822 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-11-23 05:11:36,823 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-11-23 05:11:36,823 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-11-23 05:11:36,824 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-11-23 05:11:36,825 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-11-23 05:11:36,826 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-11-23 05:11:36,826 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-11-23 05:11:36,827 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-11-23 05:11:36,827 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-11-23 05:11:36,828 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-11-23 05:11:36,828 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-11-23 05:11:36,829 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-11-23 05:11:36,829 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-11-23 05:11:36,829 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-11-23 05:11:36,831 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-11-23 05:11:36,832 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-11-23 05:11:36,833 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-11-23 05:11:36,834 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-11-23 05:11:36,834 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-11-23 05:11:36,836 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-11-23 05:11:36,836 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-11-23 05:11:36,836 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-11-23 05:11:36,837 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-11-23 05:11:36,838 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-11-23 05:11:36,838 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-11-23 05:11:36,839 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-11-23 05:11:36,839 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-11-23 05:11:36,840 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-11-23 05:11:36,840 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-11-23 05:11:36,840 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-11-23 05:11:36,840 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-11-23 05:11:36,841 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-11-23 05:11:36,841 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-11-23 05:11:36,842 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_e70c4453-d35e-4fc3-88a4-8a3cdfcd7f5d/bin-2019/uautomizer/config/svcomp-Termination-32bit-Automizer_Default.epf [2018-11-23 05:11:36,852 INFO L110 SettingsManager]: Loading preferences was successful [2018-11-23 05:11:36,853 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-11-23 05:11:36,853 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-11-23 05:11:36,854 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-11-23 05:11:36,854 INFO L133 SettingsManager]: * Use SBE=true [2018-11-23 05:11:36,854 INFO L131 SettingsManager]: Preferences of BuchiAutomizer differ from their defaults: [2018-11-23 05:11:36,854 INFO L133 SettingsManager]: * NCSB implementation=INTSET_LAZY3 [2018-11-23 05:11:36,854 INFO L133 SettingsManager]: * Use old map elimination=false [2018-11-23 05:11:36,854 INFO L133 SettingsManager]: * Use external solver (rank synthesis)=false [2018-11-23 05:11:36,854 INFO L133 SettingsManager]: * Use only trivial implications for array writes=true [2018-11-23 05:11:36,854 INFO L133 SettingsManager]: * Rank analysis=LINEAR_WITH_GUESSES [2018-11-23 05:11:36,855 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-11-23 05:11:36,855 INFO L133 SettingsManager]: * sizeof long=4 [2018-11-23 05:11:36,855 INFO L133 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2018-11-23 05:11:36,855 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-11-23 05:11:36,855 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-11-23 05:11:36,855 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-11-23 05:11:36,855 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=ASSUME [2018-11-23 05:11:36,855 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=ASSUME [2018-11-23 05:11:36,855 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=ASSUME [2018-11-23 05:11:36,856 INFO L133 SettingsManager]: * sizeof long double=12 [2018-11-23 05:11:36,856 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-11-23 05:11:36,856 INFO L133 SettingsManager]: * Assume nondeterminstic values are in range=false [2018-11-23 05:11:36,856 INFO L133 SettingsManager]: * Use constant arrays=true [2018-11-23 05:11:36,856 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=ASSUME [2018-11-23 05:11:36,856 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-11-23 05:11:36,856 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-11-23 05:11:36,856 INFO L133 SettingsManager]: * To the following directory=/home/matthias/ultimate/dump [2018-11-23 05:11:36,856 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-11-23 05:11:36,856 INFO L133 SettingsManager]: * Trace refinement strategy=CAMEL [2018-11-23 05:11:36,857 INFO L133 SettingsManager]: * Dump automata to the following directory=/home/matthias/ultimate/dump/auto [2018-11-23 05:11:36,857 INFO L131 SettingsManager]: Preferences of IcfgTransformer differ from their defaults: [2018-11-23 05:11:36,857 INFO L133 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_e70c4453-d35e-4fc3-88a4-8a3cdfcd7f5d/bin-2019/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 -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 2187ad12904216f135de1d4e0a00e45b56b4da69 [2018-11-23 05:11:36,878 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-11-23 05:11:36,885 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-11-23 05:11:36,887 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-11-23 05:11:36,888 INFO L271 PluginConnector]: Initializing CDTParser... [2018-11-23 05:11:36,888 INFO L276 PluginConnector]: CDTParser initialized [2018-11-23 05:11:36,889 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_e70c4453-d35e-4fc3-88a4-8a3cdfcd7f5d/bin-2019/uautomizer/../../sv-benchmarks/c/ldv-memsafety-bitfields/test-bitfields-3_true-valid-memsafety_true-termination.i [2018-11-23 05:11:36,924 INFO L221 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_e70c4453-d35e-4fc3-88a4-8a3cdfcd7f5d/bin-2019/uautomizer/data/ca0acfa2c/d2999e05c5aa435893598c15d9cce3ad/FLAG1922d3fea [2018-11-23 05:11:37,331 INFO L307 CDTParser]: Found 1 translation units. [2018-11-23 05:11:37,332 INFO L161 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_e70c4453-d35e-4fc3-88a4-8a3cdfcd7f5d/sv-benchmarks/c/ldv-memsafety-bitfields/test-bitfields-3_true-valid-memsafety_true-termination.i [2018-11-23 05:11:37,335 INFO L355 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_e70c4453-d35e-4fc3-88a4-8a3cdfcd7f5d/bin-2019/uautomizer/data/ca0acfa2c/d2999e05c5aa435893598c15d9cce3ad/FLAG1922d3fea [2018-11-23 05:11:37,343 INFO L363 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_e70c4453-d35e-4fc3-88a4-8a3cdfcd7f5d/bin-2019/uautomizer/data/ca0acfa2c/d2999e05c5aa435893598c15d9cce3ad [2018-11-23 05:11:37,346 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-11-23 05:11:37,347 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-11-23 05:11:37,347 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-11-23 05:11:37,347 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-11-23 05:11:37,349 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-11-23 05:11:37,350 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 05:11:37" (1/1) ... [2018-11-23 05:11:37,352 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@17c001e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 05:11:37, skipping insertion in model container [2018-11-23 05:11:37,352 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 05:11:37" (1/1) ... [2018-11-23 05:11:37,358 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-11-23 05:11:37,372 INFO L176 MainTranslator]: Built tables and reachable declarations [2018-11-23 05:11:37,480 INFO L201 PostProcessor]: Analyzing one entry point: main [2018-11-23 05:11:37,488 INFO L191 MainTranslator]: Completed pre-run [2018-11-23 05:11:37,501 INFO L201 PostProcessor]: Analyzing one entry point: main [2018-11-23 05:11:37,514 INFO L195 MainTranslator]: Completed translation [2018-11-23 05:11:37,514 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 05:11:37 WrapperNode [2018-11-23 05:11:37,515 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-11-23 05:11:37,515 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-11-23 05:11:37,515 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-11-23 05:11:37,515 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-11-23 05:11:37,520 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 05:11:37" (1/1) ... [2018-11-23 05:11:37,529 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 05:11:37" (1/1) ... [2018-11-23 05:11:37,577 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-11-23 05:11:37,577 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-11-23 05:11:37,577 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-11-23 05:11:37,577 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-11-23 05:11:37,583 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 05:11:37" (1/1) ... [2018-11-23 05:11:37,583 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 05:11:37" (1/1) ... [2018-11-23 05:11:37,584 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 05:11:37" (1/1) ... [2018-11-23 05:11:37,584 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 05:11:37" (1/1) ... [2018-11-23 05:11:37,588 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 05:11:37" (1/1) ... [2018-11-23 05:11:37,590 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 05:11:37" (1/1) ... [2018-11-23 05:11:37,591 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 05:11:37" (1/1) ... [2018-11-23 05:11:37,592 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-11-23 05:11:37,592 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-11-23 05:11:37,592 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-11-23 05:11:37,592 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-11-23 05:11:37,593 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 05:11:37" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_e70c4453-d35e-4fc3-88a4-8a3cdfcd7f5d/bin-2019/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 [2018-11-23 05:11:37,628 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.alloc [2018-11-23 05:11:37,628 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-11-23 05:11:37,628 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-11-23 05:11:37,628 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2018-11-23 05:11:37,628 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy [2018-11-23 05:11:37,628 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy [2018-11-23 05:11:37,628 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2018-11-23 05:11:37,629 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int [2018-11-23 05:11:37,629 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2018-11-23 05:11:37,776 WARN L605 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2018-11-23 05:11:37,796 INFO L275 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-11-23 05:11:37,796 INFO L280 CfgBuilder]: Removed 4 assue(true) statements. [2018-11-23 05:11:37,796 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 05:11:37 BoogieIcfgContainer [2018-11-23 05:11:37,797 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-11-23 05:11:37,797 INFO L113 PluginConnector]: ------------------------BuchiAutomizer---------------------------- [2018-11-23 05:11:37,797 INFO L271 PluginConnector]: Initializing BuchiAutomizer... [2018-11-23 05:11:37,800 INFO L276 PluginConnector]: BuchiAutomizer initialized [2018-11-23 05:11:37,801 INFO L102 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2018-11-23 05:11:37,801 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "CDTParser AST 23.11 05:11:37" (1/3) ... [2018-11-23 05:11:37,802 INFO L205 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@6253a826 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 23.11 05:11:37, skipping insertion in model container [2018-11-23 05:11:37,802 INFO L102 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2018-11-23 05:11:37,802 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 05:11:37" (2/3) ... [2018-11-23 05:11:37,803 INFO L205 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@6253a826 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 23.11 05:11:37, skipping insertion in model container [2018-11-23 05:11:37,803 INFO L102 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2018-11-23 05:11:37,803 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 05:11:37" (3/3) ... [2018-11-23 05:11:37,805 INFO L375 chiAutomizerObserver]: Analyzing ICFG test-bitfields-3_true-valid-memsafety_true-termination.i [2018-11-23 05:11:37,843 INFO L133 ementStrategyFactory]: Using default assertion order modulation [2018-11-23 05:11:37,844 INFO L374 BuchiCegarLoop]: Interprodecural is true [2018-11-23 05:11:37,844 INFO L375 BuchiCegarLoop]: Hoare is false [2018-11-23 05:11:37,844 INFO L376 BuchiCegarLoop]: Compute interpolants for ForwardPredicates [2018-11-23 05:11:37,844 INFO L377 BuchiCegarLoop]: Backedges is STRAIGHT_LINE [2018-11-23 05:11:37,844 INFO L378 BuchiCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2018-11-23 05:11:37,844 INFO L379 BuchiCegarLoop]: Difference is false [2018-11-23 05:11:37,844 INFO L380 BuchiCegarLoop]: Minimize is MINIMIZE_SEVPA [2018-11-23 05:11:37,844 INFO L383 BuchiCegarLoop]: ======== Iteration 0==of CEGAR loop == BuchiCegarLoop======== [2018-11-23 05:11:37,853 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 32 states. [2018-11-23 05:11:37,868 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 1 [2018-11-23 05:11:37,869 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2018-11-23 05:11:37,869 INFO L119 BuchiIsEmpty]: Starting construction of run [2018-11-23 05:11:37,873 INFO L866 BuchiCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1] [2018-11-23 05:11:37,873 INFO L867 BuchiCegarLoop]: Counterexample loop histogram [1] [2018-11-23 05:11:37,873 INFO L442 BuchiCegarLoop]: ======== Iteration 1============ [2018-11-23 05:11:37,873 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 32 states. [2018-11-23 05:11:37,874 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 1 [2018-11-23 05:11:37,874 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2018-11-23 05:11:37,875 INFO L119 BuchiIsEmpty]: Starting construction of run [2018-11-23 05:11:37,875 INFO L866 BuchiCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1] [2018-11-23 05:11:37,875 INFO L867 BuchiCegarLoop]: Counterexample loop histogram [1] [2018-11-23 05:11:37,881 INFO L794 eck$LassoCheckResult]: Stem: 28#ULTIMATE.startENTRYtrue #NULL.base, #NULL.offset := 0, 0;#valid := #valid[0 := 0];call ~#d~0.base, ~#d~0.offset := #Ultimate.alloc(10);call write~init~int(0, ~#d~0.base, ~#d~0.offset, 1);call write~init~int(3, ~#d~0.base, 1 + ~#d~0.offset, 1);call write~init~int(0, ~#d~0.base, 2 + ~#d~0.offset, 1);call write~init~int(0, ~#d~0.base, 3 + ~#d~0.offset, 1);call write~init~int(0, ~#d~0.base, 4 + ~#d~0.offset, 1);call write~init~int(0, ~#d~0.base, 5 + ~#d~0.offset, 1);call write~init~int(0, ~#d~0.base, 6 + ~#d~0.offset, 4); 10#L-1true havoc main_#res;havoc main_#t~malloc0.base, main_#t~malloc0.offset, main_#t~memcpy~res1.base, main_#t~memcpy~res1.offset, main_#t~mem2, main_#t~mem3, main_#t~mem4, main_#t~mem5, main_#t~mem6, main_#t~mem7, main_#t~mem8, main_#t~mem9, main_#t~mem10, main_#t~mem11, main_~p~0.base, main_~p~0.offset;havoc main_~p~0.base, main_~p~0.offset;call main_#t~malloc0.base, main_#t~malloc0.offset := #Ultimate.alloc(10);main_~p~0.base, main_~p~0.offset := main_#t~malloc0.base, main_#t~malloc0.offset; 24#L41true call main_#t~memcpy~res1.base, main_#t~memcpy~res1.offset := #Ultimate.C_memcpy(main_~p~0.base, main_~p~0.offset, ~#d~0.base, ~#d~0.offset, 10);< 14##Ultimate.C_memcpyENTRYtrue assume 1 == #valid[dest.base];assume 1 == #valid[src.base];assume size + dest.offset <= #length[dest.base] && 0 <= dest.offset;assume size + src.offset <= #length[src.base] && 0 <= src.offset; 5#$Ultimate##0true #t~loopctr13 := 0; 25#L-1-1true [2018-11-23 05:11:37,882 INFO L796 eck$LassoCheckResult]: Loop: 25#L-1-1true assume #t~loopctr13 < size;call #t~mem14 := read~int(src.base, src.offset + #t~loopctr13, 4);call write~unchecked~int(#t~mem14, dest.base, dest.offset + #t~loopctr13, 4);call #t~mem15 := read~int(src.base, src.offset + #t~loopctr13, 1);call write~unchecked~int(#t~mem15, dest.base, dest.offset + #t~loopctr13, 1);#t~loopctr13 := 1 + #t~loopctr13; 25#L-1-1true [2018-11-23 05:11:37,886 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-23 05:11:37,887 INFO L82 PathProgramCache]: Analyzing trace with hash 28774837, now seen corresponding path program 1 times [2018-11-23 05:11:37,888 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-23 05:11:37,889 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-23 05:11:37,920 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-23 05:11:37,920 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-23 05:11:37,920 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-23 05:11:37,959 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-11-23 05:11:37,969 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-11-23 05:11:37,984 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-23 05:11:37,984 INFO L82 PathProgramCache]: Analyzing trace with hash 114, now seen corresponding path program 1 times [2018-11-23 05:11:37,984 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-23 05:11:37,984 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-23 05:11:37,985 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-23 05:11:37,985 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-23 05:11:37,985 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-23 05:11:37,990 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-11-23 05:11:37,994 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-11-23 05:11:37,996 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-23 05:11:37,996 INFO L82 PathProgramCache]: Analyzing trace with hash 892020030, now seen corresponding path program 1 times [2018-11-23 05:11:37,996 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-23 05:11:37,996 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-23 05:11:37,997 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-23 05:11:37,997 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-23 05:11:37,997 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-23 05:11:38,012 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-11-23 05:11:38,027 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-11-23 05:11:38,444 WARN L180 SmtUtils]: Spent 134.00 ms on a formula simplification. DAG size of input: 92 DAG size of output: 86 [2018-11-23 05:11:38,512 INFO L216 LassoAnalysis]: Preferences: [2018-11-23 05:11:38,512 INFO L124 ssoRankerPreferences]: Compute integeral hull: false [2018-11-23 05:11:38,513 INFO L125 ssoRankerPreferences]: Enable LassoPartitioneer: true [2018-11-23 05:11:38,513 INFO L126 ssoRankerPreferences]: Term annotations enabled: false [2018-11-23 05:11:38,513 INFO L127 ssoRankerPreferences]: Use exernal solver: false [2018-11-23 05:11:38,513 INFO L128 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2018-11-23 05:11:38,513 INFO L129 ssoRankerPreferences]: Dump SMT script to file: false [2018-11-23 05:11:38,513 INFO L130 ssoRankerPreferences]: Path of dumped script: [2018-11-23 05:11:38,514 INFO L131 ssoRankerPreferences]: Filename of dumped script: test-bitfields-3_true-valid-memsafety_true-termination.i_Iteration1_Lasso [2018-11-23 05:11:38,514 INFO L132 ssoRankerPreferences]: MapElimAlgo: Frank [2018-11-23 05:11:38,514 INFO L282 LassoAnalysis]: Starting lasso preprocessing... [2018-11-23 05:11:38,531 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-11-23 05:11:38,535 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-11-23 05:11:38,536 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-11-23 05:11:38,897 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-11-23 05:11:38,898 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-11-23 05:11:38,899 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-11-23 05:11:38,903 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-11-23 05:11:38,904 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-11-23 05:11:38,905 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-11-23 05:11:38,906 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-11-23 05:11:38,909 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-11-23 05:11:38,910 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-11-23 05:11:38,911 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-11-23 05:11:38,913 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-11-23 05:11:38,919 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-11-23 05:11:38,921 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-11-23 05:11:38,924 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-11-23 05:11:38,927 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-11-23 05:11:38,929 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-11-23 05:11:38,931 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-11-23 05:11:38,932 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-11-23 05:11:38,935 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-11-23 05:11:38,937 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-11-23 05:11:38,938 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-11-23 05:11:38,940 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-11-23 05:11:38,941 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-11-23 05:11:38,943 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-11-23 05:11:39,218 INFO L300 LassoAnalysis]: Preprocessing complete. [2018-11-23 05:11:39,222 INFO L497 LassoAnalysis]: Using template 'affine'. [2018-11-23 05:11:39,224 INFO L122 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 [2018-11-23 05:11:39,226 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-23 05:11:39,226 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-23 05:11:39,226 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-23 05:11:39,226 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-23 05:11:39,227 INFO L207 nArgumentSynthesizer]: 2 template conjuncts. [2018-11-23 05:11:39,228 INFO L402 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2018-11-23 05:11:39,228 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-23 05:11:39,230 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-23 05:11:39,230 INFO L122 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 [2018-11-23 05:11:39,230 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-23 05:11:39,231 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-23 05:11:39,231 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-23 05:11:39,231 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-23 05:11:39,231 INFO L207 nArgumentSynthesizer]: 2 template conjuncts. [2018-11-23 05:11:39,231 INFO L402 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2018-11-23 05:11:39,231 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-23 05:11:39,232 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-23 05:11:39,232 INFO L122 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 [2018-11-23 05:11:39,233 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-23 05:11:39,233 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-23 05:11:39,233 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-23 05:11:39,233 INFO L207 nArgumentSynthesizer]: 2 template conjuncts. [2018-11-23 05:11:39,237 INFO L402 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2018-11-23 05:11:39,238 INFO L403 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2018-11-23 05:11:39,251 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-23 05:11:39,251 INFO L122 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 [2018-11-23 05:11:39,252 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-23 05:11:39,252 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-23 05:11:39,252 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-23 05:11:39,252 INFO L207 nArgumentSynthesizer]: 2 template conjuncts. [2018-11-23 05:11:39,254 INFO L402 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2018-11-23 05:11:39,254 INFO L403 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2018-11-23 05:11:39,259 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-23 05:11:39,259 INFO L122 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 [2018-11-23 05:11:39,260 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-23 05:11:39,260 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-23 05:11:39,260 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-23 05:11:39,260 INFO L207 nArgumentSynthesizer]: 2 template conjuncts. [2018-11-23 05:11:39,262 INFO L402 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2018-11-23 05:11:39,262 INFO L403 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2018-11-23 05:11:39,266 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-23 05:11:39,267 INFO L122 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 [2018-11-23 05:11:39,267 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-23 05:11:39,267 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-23 05:11:39,267 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-23 05:11:39,267 INFO L207 nArgumentSynthesizer]: 2 template conjuncts. [2018-11-23 05:11:39,268 INFO L402 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2018-11-23 05:11:39,268 INFO L403 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2018-11-23 05:11:39,271 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-23 05:11:39,271 INFO L122 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 [2018-11-23 05:11:39,272 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-23 05:11:39,272 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-23 05:11:39,272 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-23 05:11:39,272 INFO L207 nArgumentSynthesizer]: 2 template conjuncts. [2018-11-23 05:11:39,273 INFO L402 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2018-11-23 05:11:39,274 INFO L403 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2018-11-23 05:11:39,278 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-23 05:11:39,279 INFO L122 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 [2018-11-23 05:11:39,279 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-23 05:11:39,279 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-23 05:11:39,279 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-23 05:11:39,279 INFO L207 nArgumentSynthesizer]: 2 template conjuncts. [2018-11-23 05:11:39,282 INFO L402 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2018-11-23 05:11:39,282 INFO L403 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2018-11-23 05:11:39,318 INFO L421 nArgumentSynthesizer]: Found a termination argument, trying to simplify. [2018-11-23 05:11:39,382 INFO L443 ModelExtractionUtils]: Simplification made 11 calls to the SMT solver. [2018-11-23 05:11:39,382 INFO L444 ModelExtractionUtils]: 15 out of 25 variables were initially zero. Simplification set additionally 7 variables to zero. [2018-11-23 05:11:39,384 INFO L437 nArgumentSynthesizer]: Simplifying supporting invariants... [2018-11-23 05:11:39,385 INFO L440 nArgumentSynthesizer]: Removed 2 redundant supporting invariants from a total of 2. [2018-11-23 05:11:39,385 INFO L518 LassoAnalysis]: Proved termination. [2018-11-23 05:11:39,386 INFO L520 LassoAnalysis]: Termination argument consisting of: Ranking function f(#Ultimate.C_memcpy_#t~loopctr13, #Ultimate.C_memcpy_size) = -1*#Ultimate.C_memcpy_#t~loopctr13 + 1*#Ultimate.C_memcpy_size Supporting invariants [] [2018-11-23 05:11:39,453 INFO L297 tatePredicateManager]: 28 out of 28 supporting invariants were superfluous and have been removed [2018-11-23 05:11:39,458 WARN L1272 BoogieBacktranslator]: unknown boogie variable size [2018-11-23 05:11:39,468 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-23 05:11:39,488 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 05:11:39,491 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-11-23 05:11:39,507 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 05:11:39,508 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-11-23 05:11:39,508 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-23 05:11:39,521 INFO L152 lantAutomatonBouncer]: Defining deterministic Buchi interpolant automaton with honda bouncer for stem and without honda bouncer for loop.1 stem predicates 1 loop predicates [2018-11-23 05:11:39,522 INFO L72 iDifferenceNCSBLazy3]: Start buchiDifferenceNCSBLazy3. First operand 32 states. Second operand 2 states. [2018-11-23 05:11:39,564 INFO L76 iDifferenceNCSBLazy3]: Finished buchiDifferenceNCSBLazy3. First operand 32 states.. Second operand 2 states. Result 35 states and 47 transitions. Complement of second has 6 states. [2018-11-23 05:11:39,565 INFO L142 InterpolantAutomaton]: Switched to read-only mode: Buchi interpolant automaton has 3 states 1 stem states 1 non-accepting loop states 1 accepting loop states [2018-11-23 05:11:39,566 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 2 states. [2018-11-23 05:11:39,567 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 8 transitions. [2018-11-23 05:11:39,569 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 3 states and 8 transitions. Stem has 5 letters. Loop has 1 letters. [2018-11-23 05:11:39,570 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2018-11-23 05:11:39,570 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 3 states and 8 transitions. Stem has 6 letters. Loop has 1 letters. [2018-11-23 05:11:39,570 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2018-11-23 05:11:39,571 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 3 states and 8 transitions. Stem has 5 letters. Loop has 2 letters. [2018-11-23 05:11:39,571 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2018-11-23 05:11:39,572 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 35 states and 47 transitions. [2018-11-23 05:11:39,573 INFO L131 ngComponentsAnalysis]: Automaton has 0 accepting balls. 0 [2018-11-23 05:11:39,576 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 35 states to 0 states and 0 transitions. [2018-11-23 05:11:39,577 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 0 [2018-11-23 05:11:39,577 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 0 [2018-11-23 05:11:39,577 INFO L73 IsDeterministic]: Start isDeterministic. Operand 0 states and 0 transitions. [2018-11-23 05:11:39,578 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2018-11-23 05:11:39,578 INFO L705 BuchiCegarLoop]: Abstraction has 0 states and 0 transitions. [2018-11-23 05:11:39,578 INFO L728 BuchiCegarLoop]: Abstraction has 0 states and 0 transitions. [2018-11-23 05:11:39,578 INFO L608 BuchiCegarLoop]: Abstraction has 0 states and 0 transitions. [2018-11-23 05:11:39,578 INFO L442 BuchiCegarLoop]: ======== Iteration 2============ [2018-11-23 05:11:39,578 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 0 states and 0 transitions. [2018-11-23 05:11:39,578 INFO L131 ngComponentsAnalysis]: Automaton has 0 accepting balls. 0 [2018-11-23 05:11:39,578 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is true [2018-11-23 05:11:39,583 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer CFG 23.11 05:11:39 BoogieIcfgContainer [2018-11-23 05:11:39,583 INFO L132 PluginConnector]: ------------------------ END BuchiAutomizer---------------------------- [2018-11-23 05:11:39,584 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2018-11-23 05:11:39,584 INFO L271 PluginConnector]: Initializing Witness Printer... [2018-11-23 05:11:39,584 INFO L276 PluginConnector]: Witness Printer initialized [2018-11-23 05:11:39,584 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 05:11:37" (3/4) ... [2018-11-23 05:11:39,587 INFO L147 WitnessPrinter]: No result that supports witness generation found [2018-11-23 05:11:39,587 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2018-11-23 05:11:39,588 INFO L168 Benchmark]: Toolchain (without parser) took 2241.73 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 220.7 MB). Free memory was 960.2 MB in the beginning and 1.2 GB in the end (delta: -222.8 MB). There was no memory consumed. Max. memory is 11.5 GB. [2018-11-23 05:11:39,589 INFO L168 Benchmark]: CDTParser took 0.24 ms. Allocated memory is still 1.0 GB. Free memory is still 985.4 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-11-23 05:11:39,589 INFO L168 Benchmark]: CACSL2BoogieTranslator took 167.81 ms. Allocated memory is still 1.0 GB. Free memory was 960.2 MB in the beginning and 946.6 MB in the end (delta: 13.6 MB). Peak memory consumption was 13.6 MB. Max. memory is 11.5 GB. [2018-11-23 05:11:39,590 INFO L168 Benchmark]: Boogie Procedure Inliner took 62.15 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 147.3 MB). Free memory was 946.6 MB in the beginning and 1.1 GB in the end (delta: -198.7 MB). Peak memory consumption was 14.5 MB. Max. memory is 11.5 GB. [2018-11-23 05:11:39,590 INFO L168 Benchmark]: Boogie Preprocessor took 14.75 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: 3.4 MB). Peak memory consumption was 3.4 MB. Max. memory is 11.5 GB. [2018-11-23 05:11:39,591 INFO L168 Benchmark]: RCFGBuilder took 204.51 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: 21.5 MB). Peak memory consumption was 21.5 MB. Max. memory is 11.5 GB. [2018-11-23 05:11:39,591 INFO L168 Benchmark]: BuchiAutomizer took 1786.13 ms. Allocated memory was 1.2 GB in the beginning and 1.2 GB in the end (delta: 73.4 MB). Free memory was 1.1 GB in the beginning and 1.2 GB in the end (delta: -62.6 MB). Peak memory consumption was 10.8 MB. Max. memory is 11.5 GB. [2018-11-23 05:11:39,592 INFO L168 Benchmark]: Witness Printer took 3.69 ms. Allocated memory is still 1.2 GB. Free memory is still 1.2 GB. There was no memory consumed. Max. memory is 11.5 GB. [2018-11-23 05:11:39,594 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.24 ms. Allocated memory is still 1.0 GB. Free memory is still 985.4 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 167.81 ms. Allocated memory is still 1.0 GB. Free memory was 960.2 MB in the beginning and 946.6 MB in the end (delta: 13.6 MB). Peak memory consumption was 13.6 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 62.15 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 147.3 MB). Free memory was 946.6 MB in the beginning and 1.1 GB in the end (delta: -198.7 MB). Peak memory consumption was 14.5 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 14.75 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: 3.4 MB). Peak memory consumption was 3.4 MB. Max. memory is 11.5 GB. * RCFGBuilder took 204.51 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: 21.5 MB). Peak memory consumption was 21.5 MB. Max. memory is 11.5 GB. * BuchiAutomizer took 1786.13 ms. Allocated memory was 1.2 GB in the beginning and 1.2 GB in the end (delta: 73.4 MB). Free memory was 1.1 GB in the beginning and 1.2 GB in the end (delta: -62.6 MB). Peak memory consumption was 10.8 MB. Max. memory is 11.5 GB. * Witness Printer took 3.69 ms. Allocated memory is still 1.2 GB. Free memory is still 1.2 GB. 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 size * 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 -1 * aux-#t~loopctr13-aux + unknown-size-unknown and consists of 3 locations. - StatisticsResult: Timing statistics BüchiAutomizer plugin needed 1.7s and 2 iterations. TraceHistogramMax:1. Analysis of lassos took 1.5s. 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: 6 SDtfs, 6 SDslu, 1 SDs, 0 SdLazy, 6 SolverSat, 1 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 0.0s Time LassoAnalysisResults: nont0 unkn0 SFLI0 SFLT0 conc0 concLT0 SILN0 SILU0 SILI0 SILT0 lasso1 LassoPreprocessingBenchmarks: Lassos: inital222 mio100 ax100 hnf100 lsp97 ukn70 mio100 lsp39 div100 bol100 ite100 ukn100 eq175 hnf84 smp93 dnf100 smp100 tf100 neg100 sie102 LassoTerminationAnalysisBenchmarks: ConstraintsSatisfiability: unsat Degree: 0 Time: 18ms VariablesStem: 4 VariablesLoop: 5 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...