./Ultimate.py --spec ../../sv-benchmarks/c/properties/termination.prp --file ../../sv-benchmarks/c/array-memsafety/cstrncpy-alloca_true-valid-memsafety_true-termination.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for termination Using default analysis Version 635dfa2a Calling Ultimate with: java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/working_dir_43bbcf3c-6a91-444e-832f-55d920b96d80/bin-2019/uautomizer/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_43bbcf3c-6a91-444e-832f-55d920b96d80/bin-2019/uautomizer/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_43bbcf3c-6a91-444e-832f-55d920b96d80/bin-2019/uautomizer/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_43bbcf3c-6a91-444e-832f-55d920b96d80/bin-2019/uautomizer/config/AutomizerTermination.xml -i ../../sv-benchmarks/c/array-memsafety/cstrncpy-alloca_true-valid-memsafety_true-termination.i -s /tmp/vcloud-vcloud-master/worker/working_dir_43bbcf3c-6a91-444e-832f-55d920b96d80/bin-2019/uautomizer/config/svcomp-Termination-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_43bbcf3c-6a91-444e-832f-55d920b96d80/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 a42c021ebd0de645918b065980a1f8d912cba85d .................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................. Execution finished normally Writing output log to file Ultimate.log Result: TRUE --- Real Ultimate output --- This is Ultimate 0.1.23-635dfa2 [2018-12-02 20:22:58,174 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-12-02 20:22:58,175 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-12-02 20:22:58,183 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-12-02 20:22:58,183 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-12-02 20:22:58,184 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-12-02 20:22:58,185 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-12-02 20:22:58,186 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-12-02 20:22:58,187 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-12-02 20:22:58,188 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-12-02 20:22:58,188 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-12-02 20:22:58,189 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-12-02 20:22:58,189 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-12-02 20:22:58,190 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-12-02 20:22:58,191 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-12-02 20:22:58,191 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-12-02 20:22:58,192 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-12-02 20:22:58,193 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-12-02 20:22:58,194 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-12-02 20:22:58,195 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-12-02 20:22:58,196 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-12-02 20:22:58,197 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-12-02 20:22:58,198 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-12-02 20:22:58,199 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-12-02 20:22:58,199 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-12-02 20:22:58,199 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-12-02 20:22:58,200 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-12-02 20:22:58,201 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-12-02 20:22:58,201 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-12-02 20:22:58,202 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-12-02 20:22:58,202 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-12-02 20:22:58,203 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-12-02 20:22:58,203 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-12-02 20:22:58,203 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-12-02 20:22:58,203 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-12-02 20:22:58,204 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-12-02 20:22:58,204 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_43bbcf3c-6a91-444e-832f-55d920b96d80/bin-2019/uautomizer/config/svcomp-Termination-32bit-Automizer_Default.epf [2018-12-02 20:22:58,215 INFO L110 SettingsManager]: Loading preferences was successful [2018-12-02 20:22:58,215 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-12-02 20:22:58,216 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-12-02 20:22:58,216 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-12-02 20:22:58,217 INFO L133 SettingsManager]: * Use SBE=true [2018-12-02 20:22:58,217 INFO L131 SettingsManager]: Preferences of BuchiAutomizer differ from their defaults: [2018-12-02 20:22:58,217 INFO L133 SettingsManager]: * NCSB implementation=INTSET_LAZY3 [2018-12-02 20:22:58,217 INFO L133 SettingsManager]: * Use old map elimination=false [2018-12-02 20:22:58,217 INFO L133 SettingsManager]: * Use external solver (rank synthesis)=false [2018-12-02 20:22:58,217 INFO L133 SettingsManager]: * Use only trivial implications for array writes=true [2018-12-02 20:22:58,217 INFO L133 SettingsManager]: * Rank analysis=LINEAR_WITH_GUESSES [2018-12-02 20:22:58,218 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-12-02 20:22:58,218 INFO L133 SettingsManager]: * sizeof long=4 [2018-12-02 20:22:58,218 INFO L133 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2018-12-02 20:22:58,218 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-12-02 20:22:58,218 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-12-02 20:22:58,218 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-12-02 20:22:58,218 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=ASSUME [2018-12-02 20:22:58,218 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=ASSUME [2018-12-02 20:22:58,218 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=ASSUME [2018-12-02 20:22:58,219 INFO L133 SettingsManager]: * sizeof long double=12 [2018-12-02 20:22:58,219 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-12-02 20:22:58,219 INFO L133 SettingsManager]: * Assume nondeterminstic values are in range=false [2018-12-02 20:22:58,219 INFO L133 SettingsManager]: * Use constant arrays=true [2018-12-02 20:22:58,219 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=ASSUME [2018-12-02 20:22:58,219 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-12-02 20:22:58,219 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-12-02 20:22:58,219 INFO L133 SettingsManager]: * To the following directory=/home/matthias/ultimate/dump [2018-12-02 20:22:58,219 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-12-02 20:22:58,220 INFO L133 SettingsManager]: * Trace refinement strategy=CAMEL [2018-12-02 20:22:58,220 INFO L133 SettingsManager]: * Dump automata to the following directory=/home/matthias/ultimate/dump/auto [2018-12-02 20:22:58,220 INFO L131 SettingsManager]: Preferences of IcfgTransformer differ from their defaults: [2018-12-02 20:22:58,220 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_43bbcf3c-6a91-444e-832f-55d920b96d80/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 -> a42c021ebd0de645918b065980a1f8d912cba85d [2018-12-02 20:22:58,241 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-12-02 20:22:58,248 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-12-02 20:22:58,250 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-12-02 20:22:58,250 INFO L271 PluginConnector]: Initializing CDTParser... [2018-12-02 20:22:58,251 INFO L276 PluginConnector]: CDTParser initialized [2018-12-02 20:22:58,251 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_43bbcf3c-6a91-444e-832f-55d920b96d80/bin-2019/uautomizer/../../sv-benchmarks/c/array-memsafety/cstrncpy-alloca_true-valid-memsafety_true-termination.i [2018-12-02 20:22:58,284 INFO L221 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_43bbcf3c-6a91-444e-832f-55d920b96d80/bin-2019/uautomizer/data/6f0f5fd10/120da5aad30e4ba1aebad965c39e0b6d/FLAG870fee305 [2018-12-02 20:22:58,744 INFO L307 CDTParser]: Found 1 translation units. [2018-12-02 20:22:58,744 INFO L161 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_43bbcf3c-6a91-444e-832f-55d920b96d80/sv-benchmarks/c/array-memsafety/cstrncpy-alloca_true-valid-memsafety_true-termination.i [2018-12-02 20:22:58,750 INFO L355 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_43bbcf3c-6a91-444e-832f-55d920b96d80/bin-2019/uautomizer/data/6f0f5fd10/120da5aad30e4ba1aebad965c39e0b6d/FLAG870fee305 [2018-12-02 20:22:58,759 INFO L363 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_43bbcf3c-6a91-444e-832f-55d920b96d80/bin-2019/uautomizer/data/6f0f5fd10/120da5aad30e4ba1aebad965c39e0b6d [2018-12-02 20:22:58,761 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-12-02 20:22:58,762 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-12-02 20:22:58,762 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-12-02 20:22:58,762 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-12-02 20:22:58,764 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-12-02 20:22:58,765 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.12 08:22:58" (1/1) ... [2018-12-02 20:22:58,767 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4c3ff299 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 08:22:58, skipping insertion in model container [2018-12-02 20:22:58,767 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.12 08:22:58" (1/1) ... [2018-12-02 20:22:58,771 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-12-02 20:22:58,790 INFO L176 MainTranslator]: Built tables and reachable declarations [2018-12-02 20:22:58,929 INFO L203 PostProcessor]: Analyzing one entry point: main [2018-12-02 20:22:58,936 INFO L191 MainTranslator]: Completed pre-run [2018-12-02 20:22:59,003 INFO L203 PostProcessor]: Analyzing one entry point: main [2018-12-02 20:22:59,024 INFO L195 MainTranslator]: Completed translation [2018-12-02 20:22:59,025 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 08:22:59 WrapperNode [2018-12-02 20:22:59,025 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-12-02 20:22:59,025 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-12-02 20:22:59,025 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-12-02 20:22:59,025 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-12-02 20:22:59,031 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 08:22:59" (1/1) ... [2018-12-02 20:22:59,038 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 08:22:59" (1/1) ... [2018-12-02 20:22:59,049 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-12-02 20:22:59,050 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-12-02 20:22:59,050 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-12-02 20:22:59,050 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-12-02 20:22:59,055 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 08:22:59" (1/1) ... [2018-12-02 20:22:59,055 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 08:22:59" (1/1) ... [2018-12-02 20:22:59,056 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 08:22:59" (1/1) ... [2018-12-02 20:22:59,057 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 08:22:59" (1/1) ... [2018-12-02 20:22:59,059 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 08:22:59" (1/1) ... [2018-12-02 20:22:59,062 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 08:22:59" (1/1) ... [2018-12-02 20:22:59,063 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 08:22:59" (1/1) ... [2018-12-02 20:22:59,064 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-12-02 20:22:59,064 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-12-02 20:22:59,064 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-12-02 20:22:59,064 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-12-02 20:22:59,065 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 08:22:59" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_43bbcf3c-6a91-444e-832f-55d920b96d80/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 [2018-12-02 20:22:59,096 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.alloc [2018-12-02 20:22:59,096 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2018-12-02 20:22:59,096 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2018-12-02 20:22:59,096 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2018-12-02 20:22:59,096 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-12-02 20:22:59,096 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-12-02 20:22:59,214 INFO L275 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-12-02 20:22:59,215 INFO L280 CfgBuilder]: Removed 8 assue(true) statements. [2018-12-02 20:22:59,215 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.12 08:22:59 BoogieIcfgContainer [2018-12-02 20:22:59,215 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-12-02 20:22:59,215 INFO L113 PluginConnector]: ------------------------BuchiAutomizer---------------------------- [2018-12-02 20:22:59,215 INFO L271 PluginConnector]: Initializing BuchiAutomizer... [2018-12-02 20:22:59,217 INFO L276 PluginConnector]: BuchiAutomizer initialized [2018-12-02 20:22:59,218 INFO L102 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2018-12-02 20:22:59,218 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "CDTParser AST 02.12 08:22:58" (1/3) ... [2018-12-02 20:22:59,219 INFO L205 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@7ab684c6 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 02.12 08:22:59, skipping insertion in model container [2018-12-02 20:22:59,219 INFO L102 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2018-12-02 20:22:59,219 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 08:22:59" (2/3) ... [2018-12-02 20:22:59,219 INFO L205 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@7ab684c6 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 02.12 08:22:59, skipping insertion in model container [2018-12-02 20:22:59,219 INFO L102 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2018-12-02 20:22:59,219 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.12 08:22:59" (3/3) ... [2018-12-02 20:22:59,220 INFO L375 chiAutomizerObserver]: Analyzing ICFG cstrncpy-alloca_true-valid-memsafety_true-termination.i [2018-12-02 20:22:59,250 INFO L133 ementStrategyFactory]: Using default assertion order modulation [2018-12-02 20:22:59,250 INFO L374 BuchiCegarLoop]: Interprodecural is true [2018-12-02 20:22:59,250 INFO L375 BuchiCegarLoop]: Hoare is false [2018-12-02 20:22:59,250 INFO L376 BuchiCegarLoop]: Compute interpolants for ForwardPredicates [2018-12-02 20:22:59,250 INFO L377 BuchiCegarLoop]: Backedges is STRAIGHT_LINE [2018-12-02 20:22:59,250 INFO L378 BuchiCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2018-12-02 20:22:59,250 INFO L379 BuchiCegarLoop]: Difference is false [2018-12-02 20:22:59,250 INFO L380 BuchiCegarLoop]: Minimize is MINIMIZE_SEVPA [2018-12-02 20:22:59,250 INFO L383 BuchiCegarLoop]: ======== Iteration 0==of CEGAR loop == BuchiCegarLoop======== [2018-12-02 20:22:59,260 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 14 states. [2018-12-02 20:22:59,273 INFO L131 ngComponentsAnalysis]: Automaton has 2 accepting balls. 4 [2018-12-02 20:22:59,273 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2018-12-02 20:22:59,273 INFO L119 BuchiIsEmpty]: Starting construction of run [2018-12-02 20:22:59,277 INFO L866 BuchiCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1] [2018-12-02 20:22:59,277 INFO L867 BuchiCegarLoop]: Counterexample loop histogram [1, 1] [2018-12-02 20:22:59,277 INFO L442 BuchiCegarLoop]: ======== Iteration 1============ [2018-12-02 20:22:59,277 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 14 states. [2018-12-02 20:22:59,278 INFO L131 ngComponentsAnalysis]: Automaton has 2 accepting balls. 4 [2018-12-02 20:22:59,278 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2018-12-02 20:22:59,278 INFO L119 BuchiIsEmpty]: Starting construction of run [2018-12-02 20:22:59,278 INFO L866 BuchiCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1] [2018-12-02 20:22:59,278 INFO L867 BuchiCegarLoop]: Counterexample loop histogram [1, 1] [2018-12-02 20:22:59,283 INFO L794 eck$LassoCheckResult]: Stem: 9#ULTIMATE.startENTRYtrue #NULL.base, #NULL.offset := 0, 0;#valid := #valid[0 := 0]; 8#L-1true havoc main_#res;havoc main_#t~nondet8, main_#t~nondet9, main_#t~malloc10.base, main_#t~malloc10.offset, main_#t~malloc11.base, main_#t~malloc11.offset, main_#t~ret12.base, main_#t~ret12.offset, main_~length~0, main_~n~0, main_~nondetArea~0.base, main_~nondetArea~0.offset, main_~nondetString~0.base, main_~nondetString~0.offset;main_~length~0 := main_#t~nondet8;havoc main_#t~nondet8;main_~n~0 := main_#t~nondet9;havoc main_#t~nondet9; 12#L561true assume !(main_~length~0 < 1); 16#L561-2true assume !(main_~n~0 < 1); 10#L564-1true call main_#t~malloc10.base, main_#t~malloc10.offset := #Ultimate.alloc(main_~n~0);main_~nondetArea~0.base, main_~nondetArea~0.offset := main_#t~malloc10.base, main_#t~malloc10.offset;call main_#t~malloc11.base, main_#t~malloc11.offset := #Ultimate.alloc(main_~length~0);main_~nondetString~0.base, main_~nondetString~0.offset := main_#t~malloc11.base, main_#t~malloc11.offset;call write~int(0, main_~nondetString~0.base, main_~nondetString~0.offset + (main_~length~0 - 1), 1);cstrncpy_#in~s1.base, cstrncpy_#in~s1.offset, cstrncpy_#in~s2.base, cstrncpy_#in~s2.offset, cstrncpy_#in~n := main_~nondetArea~0.base, main_~nondetArea~0.offset, main_~nondetString~0.base, main_~nondetString~0.offset, main_~n~0;havoc cstrncpy_#res.base, cstrncpy_#res.offset;havoc cstrncpy_#t~post2, cstrncpy_#t~post3.base, cstrncpy_#t~post3.offset, cstrncpy_#t~post4.base, cstrncpy_#t~post4.offset, cstrncpy_#t~mem5, cstrncpy_#t~post7.base, cstrncpy_#t~post7.offset, cstrncpy_#t~post6, cstrncpy_~s1.base, cstrncpy_~s1.offset, cstrncpy_~s2.base, cstrncpy_~s2.offset, cstrncpy_~n, cstrncpy_~dst~0.base, cstrncpy_~dst~0.offset, cstrncpy_~src~0.base, cstrncpy_~src~0.offset, cstrncpy_~us~0.base, cstrncpy_~us~0.offset, cstrncpy_~n2~0;cstrncpy_~s1.base, cstrncpy_~s1.offset := cstrncpy_#in~s1.base, cstrncpy_#in~s1.offset;cstrncpy_~s2.base, cstrncpy_~s2.offset := cstrncpy_#in~s2.base, cstrncpy_#in~s2.offset;cstrncpy_~n := cstrncpy_#in~n;cstrncpy_~dst~0.base, cstrncpy_~dst~0.offset := cstrncpy_~s1.base, cstrncpy_~s1.offset;cstrncpy_~src~0.base, cstrncpy_~src~0.offset := cstrncpy_~s2.base, cstrncpy_~s2.offset;havoc cstrncpy_~us~0.base, cstrncpy_~us~0.offset;havoc cstrncpy_~n2~0; 6#L546-2true [2018-12-02 20:22:59,283 INFO L796 eck$LassoCheckResult]: Loop: 6#L546-2true assume !!(cstrncpy_~n > 0);cstrncpy_#t~post2 := cstrncpy_~n;cstrncpy_~n := cstrncpy_#t~post2 - 1;havoc cstrncpy_#t~post2;cstrncpy_#t~post3.base, cstrncpy_#t~post3.offset := cstrncpy_~dst~0.base, cstrncpy_~dst~0.offset;cstrncpy_~dst~0.base, cstrncpy_~dst~0.offset := cstrncpy_#t~post3.base, 1 + cstrncpy_#t~post3.offset;cstrncpy_#t~post4.base, cstrncpy_#t~post4.offset := cstrncpy_~src~0.base, cstrncpy_~src~0.offset;cstrncpy_~src~0.base, cstrncpy_~src~0.offset := cstrncpy_#t~post4.base, 1 + cstrncpy_#t~post4.offset;call cstrncpy_#t~mem5 := read~int(cstrncpy_#t~post4.base, cstrncpy_#t~post4.offset, 1);call write~int(cstrncpy_#t~mem5, cstrncpy_#t~post3.base, cstrncpy_#t~post3.offset, 1); 3#L548true assume !(0 == cstrncpy_#t~mem5);havoc cstrncpy_#t~post3.base, cstrncpy_#t~post3.offset;havoc cstrncpy_#t~mem5;havoc cstrncpy_#t~post4.base, cstrncpy_#t~post4.offset; 6#L546-2true [2018-12-02 20:22:59,287 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-02 20:22:59,287 INFO L82 PathProgramCache]: Analyzing trace with hash 28695878, now seen corresponding path program 1 times [2018-12-02 20:22:59,288 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-12-02 20:22:59,288 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-12-02 20:22:59,316 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-02 20:22:59,316 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-02 20:22:59,316 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-02 20:22:59,343 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-12-02 20:22:59,352 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-12-02 20:22:59,365 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-02 20:22:59,365 INFO L82 PathProgramCache]: Analyzing trace with hash 1747, now seen corresponding path program 1 times [2018-12-02 20:22:59,366 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-12-02 20:22:59,366 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-12-02 20:22:59,366 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-02 20:22:59,366 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-02 20:22:59,366 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-02 20:22:59,371 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-12-02 20:22:59,376 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-12-02 20:22:59,378 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-02 20:22:59,378 INFO L82 PathProgramCache]: Analyzing trace with hash 1806935768, now seen corresponding path program 1 times [2018-12-02 20:22:59,378 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-12-02 20:22:59,378 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-12-02 20:22:59,379 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-02 20:22:59,379 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-02 20:22:59,379 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-02 20:22:59,393 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-12-02 20:22:59,405 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-12-02 20:22:59,643 WARN L180 SmtUtils]: Spent 144.00 ms on a formula simplification. DAG size of input: 94 DAG size of output: 88 [2018-12-02 20:22:59,706 INFO L216 LassoAnalysis]: Preferences: [2018-12-02 20:22:59,707 INFO L124 ssoRankerPreferences]: Compute integeral hull: false [2018-12-02 20:22:59,707 INFO L125 ssoRankerPreferences]: Enable LassoPartitioneer: true [2018-12-02 20:22:59,707 INFO L126 ssoRankerPreferences]: Term annotations enabled: false [2018-12-02 20:22:59,708 INFO L127 ssoRankerPreferences]: Use exernal solver: false [2018-12-02 20:22:59,708 INFO L128 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2018-12-02 20:22:59,708 INFO L129 ssoRankerPreferences]: Dump SMT script to file: false [2018-12-02 20:22:59,708 INFO L130 ssoRankerPreferences]: Path of dumped script: [2018-12-02 20:22:59,708 INFO L131 ssoRankerPreferences]: Filename of dumped script: cstrncpy-alloca_true-valid-memsafety_true-termination.i_Iteration1_Lasso [2018-12-02 20:22:59,708 INFO L132 ssoRankerPreferences]: MapElimAlgo: Frank [2018-12-02 20:22:59,709 INFO L282 LassoAnalysis]: Starting lasso preprocessing... [2018-12-02 20:22:59,728 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-12-02 20:22:59,733 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-12-02 20:22:59,734 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-12-02 20:22:59,735 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-12-02 20:22:59,737 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-12-02 20:22:59,738 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-12-02 20:22:59,740 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-12-02 20:22:59,745 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-12-02 20:22:59,746 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-12-02 20:22:59,748 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-12-02 20:22:59,750 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-12-02 20:22:59,751 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-12-02 20:22:59,752 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-12-02 20:22:59,753 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-12-02 20:22:59,754 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-12-02 20:22:59,755 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-12-02 20:22:59,756 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-12-02 20:22:59,757 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-12-02 20:22:59,758 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-12-02 20:22:59,940 WARN L180 SmtUtils]: Spent 123.00 ms on a formula simplification. DAG size of input: 81 DAG size of output: 73 [2018-12-02 20:23:00,020 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-12-02 20:23:00,021 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-12-02 20:23:00,022 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-12-02 20:23:00,368 INFO L300 LassoAnalysis]: Preprocessing complete. [2018-12-02 20:23:00,372 INFO L497 LassoAnalysis]: Using template 'affine'. [2018-12-02 20:23:00,373 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 [2018-12-02 20:23:00,374 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-12-02 20:23:00,374 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-12-02 20:23:00,374 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-02 20:23:00,375 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-02 20:23:00,375 INFO L207 nArgumentSynthesizer]: 2 template conjuncts. [2018-12-02 20:23:00,376 INFO L402 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2018-12-02 20:23:00,376 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-12-02 20:23:00,377 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-02 20:23:00,378 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 [2018-12-02 20:23:00,378 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-12-02 20:23:00,378 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-12-02 20:23:00,378 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-02 20:23:00,378 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-02 20:23:00,378 INFO L207 nArgumentSynthesizer]: 2 template conjuncts. [2018-12-02 20:23:00,379 INFO L402 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2018-12-02 20:23:00,379 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-12-02 20:23:00,380 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-02 20:23:00,380 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 [2018-12-02 20:23:00,380 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-12-02 20:23:00,380 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-12-02 20:23:00,387 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-02 20:23:00,387 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-02 20:23:00,387 INFO L207 nArgumentSynthesizer]: 2 template conjuncts. [2018-12-02 20:23:00,388 INFO L402 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2018-12-02 20:23:00,388 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-12-02 20:23:00,388 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-02 20:23:00,389 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 [2018-12-02 20:23:00,389 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-12-02 20:23:00,389 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-12-02 20:23:00,389 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-02 20:23:00,390 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-02 20:23:00,390 INFO L207 nArgumentSynthesizer]: 2 template conjuncts. [2018-12-02 20:23:00,390 INFO L402 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2018-12-02 20:23:00,390 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-12-02 20:23:00,391 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-02 20:23:00,391 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 [2018-12-02 20:23:00,392 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-12-02 20:23:00,392 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-12-02 20:23:00,392 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-02 20:23:00,392 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-02 20:23:00,392 INFO L207 nArgumentSynthesizer]: 2 template conjuncts. [2018-12-02 20:23:00,393 INFO L402 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2018-12-02 20:23:00,393 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-12-02 20:23:00,393 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-02 20:23:00,394 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 [2018-12-02 20:23:00,394 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-12-02 20:23:00,394 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-12-02 20:23:00,394 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-02 20:23:00,394 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-02 20:23:00,394 INFO L207 nArgumentSynthesizer]: 2 template conjuncts. [2018-12-02 20:23:00,395 INFO L402 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2018-12-02 20:23:00,395 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-12-02 20:23:00,395 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-02 20:23:00,395 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 [2018-12-02 20:23:00,395 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-12-02 20:23:00,396 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-02 20:23:00,396 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-02 20:23:00,396 INFO L207 nArgumentSynthesizer]: 2 template conjuncts. [2018-12-02 20:23:00,397 INFO L402 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2018-12-02 20:23:00,398 INFO L403 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2018-12-02 20:23:00,400 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-02 20:23:00,401 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 [2018-12-02 20:23:00,401 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-12-02 20:23:00,401 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-12-02 20:23:00,401 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-02 20:23:00,401 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-02 20:23:00,401 INFO L207 nArgumentSynthesizer]: 2 template conjuncts. [2018-12-02 20:23:00,402 INFO L402 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2018-12-02 20:23:00,402 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-12-02 20:23:00,402 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-02 20:23:00,402 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 [2018-12-02 20:23:00,403 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-12-02 20:23:00,403 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-02 20:23:00,403 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-02 20:23:00,403 INFO L207 nArgumentSynthesizer]: 2 template conjuncts. [2018-12-02 20:23:00,404 INFO L402 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2018-12-02 20:23:00,404 INFO L403 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2018-12-02 20:23:00,406 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-02 20:23:00,406 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 [2018-12-02 20:23:00,406 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-12-02 20:23:00,406 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-12-02 20:23:00,407 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-02 20:23:00,407 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-02 20:23:00,407 INFO L207 nArgumentSynthesizer]: 2 template conjuncts. [2018-12-02 20:23:00,407 INFO L402 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2018-12-02 20:23:00,407 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-12-02 20:23:00,408 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-02 20:23:00,408 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 [2018-12-02 20:23:00,408 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-12-02 20:23:00,409 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-12-02 20:23:00,409 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-02 20:23:00,409 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-02 20:23:00,409 INFO L207 nArgumentSynthesizer]: 2 template conjuncts. [2018-12-02 20:23:00,409 INFO L402 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2018-12-02 20:23:00,409 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-12-02 20:23:00,410 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-02 20:23:00,410 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 [2018-12-02 20:23:00,410 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-12-02 20:23:00,411 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-12-02 20:23:00,411 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-02 20:23:00,411 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-02 20:23:00,411 INFO L207 nArgumentSynthesizer]: 2 template conjuncts. [2018-12-02 20:23:00,411 INFO L402 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2018-12-02 20:23:00,411 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-12-02 20:23:00,412 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-02 20:23:00,412 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 [2018-12-02 20:23:00,412 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-12-02 20:23:00,412 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-12-02 20:23:00,413 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-02 20:23:00,413 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-02 20:23:00,413 INFO L207 nArgumentSynthesizer]: 2 template conjuncts. [2018-12-02 20:23:00,413 INFO L402 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2018-12-02 20:23:00,413 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-12-02 20:23:00,414 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-02 20:23:00,414 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 [2018-12-02 20:23:00,414 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-12-02 20:23:00,414 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-12-02 20:23:00,414 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-02 20:23:00,414 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-02 20:23:00,414 INFO L207 nArgumentSynthesizer]: 2 template conjuncts. [2018-12-02 20:23:00,415 INFO L402 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2018-12-02 20:23:00,415 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-12-02 20:23:00,415 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-02 20:23:00,415 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 [2018-12-02 20:23:00,416 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-12-02 20:23:00,416 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-12-02 20:23:00,416 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-02 20:23:00,416 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-02 20:23:00,416 INFO L207 nArgumentSynthesizer]: 2 template conjuncts. [2018-12-02 20:23:00,416 INFO L402 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2018-12-02 20:23:00,416 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-12-02 20:23:00,417 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-02 20:23:00,417 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 [2018-12-02 20:23:00,417 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-12-02 20:23:00,417 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-12-02 20:23:00,417 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-02 20:23:00,417 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-02 20:23:00,417 INFO L207 nArgumentSynthesizer]: 2 template conjuncts. [2018-12-02 20:23:00,418 INFO L402 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2018-12-02 20:23:00,418 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-12-02 20:23:00,418 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-02 20:23:00,418 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 [2018-12-02 20:23:00,419 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-12-02 20:23:00,419 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-12-02 20:23:00,419 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-02 20:23:00,419 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-02 20:23:00,419 INFO L207 nArgumentSynthesizer]: 2 template conjuncts. [2018-12-02 20:23:00,419 INFO L402 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2018-12-02 20:23:00,419 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-12-02 20:23:00,420 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-02 20:23:00,420 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 [2018-12-02 20:23:00,421 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-12-02 20:23:00,421 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-12-02 20:23:00,421 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-02 20:23:00,421 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-02 20:23:00,421 INFO L207 nArgumentSynthesizer]: 2 template conjuncts. [2018-12-02 20:23:00,421 INFO L402 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2018-12-02 20:23:00,421 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-12-02 20:23:00,422 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-02 20:23:00,422 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 [2018-12-02 20:23:00,422 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-12-02 20:23:00,422 INFO L205 nArgumentSynthesizer]: 2 stem disjuncts [2018-12-02 20:23:00,422 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-02 20:23:00,422 INFO L207 nArgumentSynthesizer]: 2 template conjuncts. [2018-12-02 20:23:00,425 INFO L402 nArgumentSynthesizer]: We have 8 Motzkin's Theorem applications. [2018-12-02 20:23:00,425 INFO L403 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2018-12-02 20:23:00,443 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-02 20:23:00,444 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 [2018-12-02 20:23:00,444 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-12-02 20:23:00,444 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-02 20:23:00,444 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-02 20:23:00,445 INFO L207 nArgumentSynthesizer]: 2 template conjuncts. [2018-12-02 20:23:00,446 INFO L402 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2018-12-02 20:23:00,446 INFO L403 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2018-12-02 20:23:00,455 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-02 20:23:00,455 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 [2018-12-02 20:23:00,456 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-12-02 20:23:00,456 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-02 20:23:00,456 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-02 20:23:00,456 INFO L207 nArgumentSynthesizer]: 2 template conjuncts. [2018-12-02 20:23:00,457 INFO L402 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2018-12-02 20:23:00,457 INFO L403 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2018-12-02 20:23:00,460 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-02 20:23:00,461 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 [2018-12-02 20:23:00,461 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-12-02 20:23:00,461 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-02 20:23:00,462 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-02 20:23:00,462 INFO L207 nArgumentSynthesizer]: 2 template conjuncts. [2018-12-02 20:23:00,463 INFO L402 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2018-12-02 20:23:00,463 INFO L403 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2018-12-02 20:23:00,471 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-02 20:23:00,471 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 [2018-12-02 20:23:00,471 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-12-02 20:23:00,472 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-12-02 20:23:00,472 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-02 20:23:00,472 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-02 20:23:00,472 INFO L207 nArgumentSynthesizer]: 2 template conjuncts. [2018-12-02 20:23:00,473 INFO L402 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2018-12-02 20:23:00,473 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-12-02 20:23:00,474 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-02 20:23:00,474 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 [2018-12-02 20:23:00,474 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-12-02 20:23:00,475 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-02 20:23:00,475 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-02 20:23:00,475 INFO L207 nArgumentSynthesizer]: 2 template conjuncts. [2018-12-02 20:23:00,476 INFO L402 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2018-12-02 20:23:00,476 INFO L403 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2018-12-02 20:23:00,478 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-02 20:23:00,478 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 [2018-12-02 20:23:00,478 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-12-02 20:23:00,479 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-02 20:23:00,479 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-02 20:23:00,479 INFO L207 nArgumentSynthesizer]: 2 template conjuncts. [2018-12-02 20:23:00,483 INFO L402 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2018-12-02 20:23:00,483 INFO L403 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2018-12-02 20:23:00,526 INFO L421 nArgumentSynthesizer]: Found a termination argument, trying to simplify. [2018-12-02 20:23:00,552 INFO L443 ModelExtractionUtils]: Simplification made 4 calls to the SMT solver. [2018-12-02 20:23:00,552 INFO L444 ModelExtractionUtils]: 48 out of 55 variables were initially zero. Simplification set additionally 4 variables to zero. [2018-12-02 20:23:00,554 INFO L437 nArgumentSynthesizer]: Simplifying supporting invariants... [2018-12-02 20:23:00,555 INFO L440 nArgumentSynthesizer]: Removed 2 redundant supporting invariants from a total of 2. [2018-12-02 20:23:00,556 INFO L518 LassoAnalysis]: Proved termination. [2018-12-02 20:23:00,556 INFO L520 LassoAnalysis]: Termination argument consisting of: Ranking function f(ULTIMATE.start_cstrncpy_~dst~0.offset, v_rep(select #length ULTIMATE.start_main_#t~malloc10.base)_1) = -1*ULTIMATE.start_cstrncpy_~dst~0.offset + 1*v_rep(select #length ULTIMATE.start_main_#t~malloc10.base)_1 Supporting invariants [] [2018-12-02 20:23:00,599 INFO L297 tatePredicateManager]: 12 out of 13 supporting invariants were superfluous and have been removed [2018-12-02 20:23:00,606 WARN L1298 BoogieBacktranslator]: unknown boogie variable #length [2018-12-02 20:23:00,629 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-02 20:23:00,642 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 20:23:00,645 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-02 20:23:00,656 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 20:23:00,657 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-02 20:23:00,672 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 20:23:00,682 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 [2018-12-02 20:23:00,683 INFO L72 iDifferenceNCSBLazy3]: Start buchiDifferenceNCSBLazy3. First operand 14 states. Second operand 3 states. [2018-12-02 20:23:00,722 INFO L76 iDifferenceNCSBLazy3]: Finished buchiDifferenceNCSBLazy3. First operand 14 states.. Second operand 3 states. Result 27 states and 37 transitions. Complement of second has 6 states. [2018-12-02 20:23:00,722 INFO L142 InterpolantAutomaton]: Switched to read-only mode: Buchi interpolant automaton has 4 states 1 stem states 1 non-accepting loop states 1 accepting loop states [2018-12-02 20:23:00,723 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2018-12-02 20:23:00,723 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4 states to 4 states and 24 transitions. [2018-12-02 20:23:00,724 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 4 states and 24 transitions. Stem has 5 letters. Loop has 2 letters. [2018-12-02 20:23:00,725 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2018-12-02 20:23:00,725 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 4 states and 24 transitions. Stem has 7 letters. Loop has 2 letters. [2018-12-02 20:23:00,726 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2018-12-02 20:23:00,726 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 4 states and 24 transitions. Stem has 5 letters. Loop has 4 letters. [2018-12-02 20:23:00,726 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2018-12-02 20:23:00,727 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 27 states and 37 transitions. [2018-12-02 20:23:00,728 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 2 [2018-12-02 20:23:00,731 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 27 states to 11 states and 14 transitions. [2018-12-02 20:23:00,731 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 8 [2018-12-02 20:23:00,732 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 9 [2018-12-02 20:23:00,732 INFO L73 IsDeterministic]: Start isDeterministic. Operand 11 states and 14 transitions. [2018-12-02 20:23:00,732 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2018-12-02 20:23:00,732 INFO L705 BuchiCegarLoop]: Abstraction has 11 states and 14 transitions. [2018-12-02 20:23:00,742 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 11 states and 14 transitions. [2018-12-02 20:23:00,747 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 11 to 10. [2018-12-02 20:23:00,747 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 10 states. [2018-12-02 20:23:00,747 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 10 states to 10 states and 13 transitions. [2018-12-02 20:23:00,748 INFO L728 BuchiCegarLoop]: Abstraction has 10 states and 13 transitions. [2018-12-02 20:23:00,748 INFO L608 BuchiCegarLoop]: Abstraction has 10 states and 13 transitions. [2018-12-02 20:23:00,748 INFO L442 BuchiCegarLoop]: ======== Iteration 2============ [2018-12-02 20:23:00,748 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 10 states and 13 transitions. [2018-12-02 20:23:00,748 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 2 [2018-12-02 20:23:00,748 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2018-12-02 20:23:00,748 INFO L119 BuchiIsEmpty]: Starting construction of run [2018-12-02 20:23:00,749 INFO L866 BuchiCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1, 1, 1] [2018-12-02 20:23:00,749 INFO L867 BuchiCegarLoop]: Counterexample loop histogram [1, 1] [2018-12-02 20:23:00,749 INFO L794 eck$LassoCheckResult]: Stem: 150#ULTIMATE.startENTRY #NULL.base, #NULL.offset := 0, 0;#valid := #valid[0 := 0]; 148#L-1 havoc main_#res;havoc main_#t~nondet8, main_#t~nondet9, main_#t~malloc10.base, main_#t~malloc10.offset, main_#t~malloc11.base, main_#t~malloc11.offset, main_#t~ret12.base, main_#t~ret12.offset, main_~length~0, main_~n~0, main_~nondetArea~0.base, main_~nondetArea~0.offset, main_~nondetString~0.base, main_~nondetString~0.offset;main_~length~0 := main_#t~nondet8;havoc main_#t~nondet8;main_~n~0 := main_#t~nondet9;havoc main_#t~nondet9; 149#L561 assume !(main_~length~0 < 1); 153#L561-2 assume !(main_~n~0 < 1); 151#L564-1 call main_#t~malloc10.base, main_#t~malloc10.offset := #Ultimate.alloc(main_~n~0);main_~nondetArea~0.base, main_~nondetArea~0.offset := main_#t~malloc10.base, main_#t~malloc10.offset;call main_#t~malloc11.base, main_#t~malloc11.offset := #Ultimate.alloc(main_~length~0);main_~nondetString~0.base, main_~nondetString~0.offset := main_#t~malloc11.base, main_#t~malloc11.offset;call write~int(0, main_~nondetString~0.base, main_~nondetString~0.offset + (main_~length~0 - 1), 1);cstrncpy_#in~s1.base, cstrncpy_#in~s1.offset, cstrncpy_#in~s2.base, cstrncpy_#in~s2.offset, cstrncpy_#in~n := main_~nondetArea~0.base, main_~nondetArea~0.offset, main_~nondetString~0.base, main_~nondetString~0.offset, main_~n~0;havoc cstrncpy_#res.base, cstrncpy_#res.offset;havoc cstrncpy_#t~post2, cstrncpy_#t~post3.base, cstrncpy_#t~post3.offset, cstrncpy_#t~post4.base, cstrncpy_#t~post4.offset, cstrncpy_#t~mem5, cstrncpy_#t~post7.base, cstrncpy_#t~post7.offset, cstrncpy_#t~post6, cstrncpy_~s1.base, cstrncpy_~s1.offset, cstrncpy_~s2.base, cstrncpy_~s2.offset, cstrncpy_~n, cstrncpy_~dst~0.base, cstrncpy_~dst~0.offset, cstrncpy_~src~0.base, cstrncpy_~src~0.offset, cstrncpy_~us~0.base, cstrncpy_~us~0.offset, cstrncpy_~n2~0;cstrncpy_~s1.base, cstrncpy_~s1.offset := cstrncpy_#in~s1.base, cstrncpy_#in~s1.offset;cstrncpy_~s2.base, cstrncpy_~s2.offset := cstrncpy_#in~s2.base, cstrncpy_#in~s2.offset;cstrncpy_~n := cstrncpy_#in~n;cstrncpy_~dst~0.base, cstrncpy_~dst~0.offset := cstrncpy_~s1.base, cstrncpy_~s1.offset;cstrncpy_~src~0.base, cstrncpy_~src~0.offset := cstrncpy_~s2.base, cstrncpy_~s2.offset;havoc cstrncpy_~us~0.base, cstrncpy_~us~0.offset;havoc cstrncpy_~n2~0; 152#L546-2 assume !!(cstrncpy_~n > 0);cstrncpy_#t~post2 := cstrncpy_~n;cstrncpy_~n := cstrncpy_#t~post2 - 1;havoc cstrncpy_#t~post2;cstrncpy_#t~post3.base, cstrncpy_#t~post3.offset := cstrncpy_~dst~0.base, cstrncpy_~dst~0.offset;cstrncpy_~dst~0.base, cstrncpy_~dst~0.offset := cstrncpy_#t~post3.base, 1 + cstrncpy_#t~post3.offset;cstrncpy_#t~post4.base, cstrncpy_#t~post4.offset := cstrncpy_~src~0.base, cstrncpy_~src~0.offset;cstrncpy_~src~0.base, cstrncpy_~src~0.offset := cstrncpy_#t~post4.base, 1 + cstrncpy_#t~post4.offset;call cstrncpy_#t~mem5 := read~int(cstrncpy_#t~post4.base, cstrncpy_#t~post4.offset, 1);call write~int(cstrncpy_#t~mem5, cstrncpy_#t~post3.base, cstrncpy_#t~post3.offset, 1); 146#L548 assume 0 == cstrncpy_#t~mem5;havoc cstrncpy_#t~post3.base, cstrncpy_#t~post3.offset;havoc cstrncpy_#t~mem5;havoc cstrncpy_#t~post4.base, cstrncpy_#t~post4.offset;cstrncpy_~us~0.base, cstrncpy_~us~0.offset := cstrncpy_~dst~0.base, cstrncpy_~dst~0.offset;cstrncpy_~n2~0 := cstrncpy_~n; 144#L551-3 [2018-12-02 20:23:00,749 INFO L796 eck$LassoCheckResult]: Loop: 144#L551-3 cstrncpy_#t~post6 := cstrncpy_~n2~0;cstrncpy_~n2~0 := cstrncpy_#t~post6 - 1; 145#L551-1 assume !!(0 != cstrncpy_#t~post6);havoc cstrncpy_#t~post6;cstrncpy_#t~post7.base, cstrncpy_#t~post7.offset := cstrncpy_~us~0.base, cstrncpy_~us~0.offset;cstrncpy_~us~0.base, cstrncpy_~us~0.offset := cstrncpy_#t~post7.base, 1 + cstrncpy_#t~post7.offset;call write~int(0, cstrncpy_#t~post7.base, cstrncpy_#t~post7.offset, 1);havoc cstrncpy_#t~post7.base, cstrncpy_#t~post7.offset; 144#L551-3 [2018-12-02 20:23:00,749 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-02 20:23:00,749 INFO L82 PathProgramCache]: Analyzing trace with hash 1806935753, now seen corresponding path program 1 times [2018-12-02 20:23:00,749 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-12-02 20:23:00,749 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-12-02 20:23:00,750 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-02 20:23:00,750 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-02 20:23:00,750 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-02 20:23:00,759 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-12-02 20:23:00,766 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-12-02 20:23:00,770 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-02 20:23:00,770 INFO L82 PathProgramCache]: Analyzing trace with hash 1990, now seen corresponding path program 1 times [2018-12-02 20:23:00,770 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-12-02 20:23:00,770 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-12-02 20:23:00,771 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-02 20:23:00,771 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-02 20:23:00,771 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-02 20:23:00,773 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-12-02 20:23:00,775 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-12-02 20:23:00,776 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-02 20:23:00,776 INFO L82 PathProgramCache]: Analyzing trace with hash 1298472078, now seen corresponding path program 1 times [2018-12-02 20:23:00,776 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-12-02 20:23:00,776 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-12-02 20:23:00,777 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-02 20:23:00,777 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-02 20:23:00,777 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-02 20:23:00,784 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-12-02 20:23:00,791 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-12-02 20:23:01,088 WARN L180 SmtUtils]: Spent 258.00 ms on a formula simplification. DAG size of input: 142 DAG size of output: 125 [2018-12-02 20:23:01,170 INFO L216 LassoAnalysis]: Preferences: [2018-12-02 20:23:01,170 INFO L124 ssoRankerPreferences]: Compute integeral hull: false [2018-12-02 20:23:01,170 INFO L125 ssoRankerPreferences]: Enable LassoPartitioneer: true [2018-12-02 20:23:01,170 INFO L126 ssoRankerPreferences]: Term annotations enabled: false [2018-12-02 20:23:01,171 INFO L127 ssoRankerPreferences]: Use exernal solver: false [2018-12-02 20:23:01,171 INFO L128 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2018-12-02 20:23:01,171 INFO L129 ssoRankerPreferences]: Dump SMT script to file: false [2018-12-02 20:23:01,171 INFO L130 ssoRankerPreferences]: Path of dumped script: [2018-12-02 20:23:01,171 INFO L131 ssoRankerPreferences]: Filename of dumped script: cstrncpy-alloca_true-valid-memsafety_true-termination.i_Iteration2_Lasso [2018-12-02 20:23:01,171 INFO L132 ssoRankerPreferences]: MapElimAlgo: Frank [2018-12-02 20:23:01,171 INFO L282 LassoAnalysis]: Starting lasso preprocessing... [2018-12-02 20:23:01,175 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-12-02 20:23:01,176 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-12-02 20:23:01,177 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-12-02 20:23:01,178 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-12-02 20:23:01,180 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-12-02 20:23:01,181 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-12-02 20:23:01,182 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-12-02 20:23:01,183 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-12-02 20:23:01,184 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-12-02 20:23:01,185 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-12-02 20:23:01,186 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-12-02 20:23:01,187 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-12-02 20:23:01,188 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-12-02 20:23:01,189 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-12-02 20:23:01,189 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-12-02 20:23:01,190 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-12-02 20:23:01,191 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-12-02 20:23:01,192 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-12-02 20:23:01,354 WARN L180 SmtUtils]: Spent 109.00 ms on a formula simplification. DAG size of input: 90 DAG size of output: 83 [2018-12-02 20:23:01,403 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-12-02 20:23:01,728 INFO L300 LassoAnalysis]: Preprocessing complete. [2018-12-02 20:23:01,728 INFO L497 LassoAnalysis]: Using template 'affine'. [2018-12-02 20:23:01,729 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 [2018-12-02 20:23:01,729 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-12-02 20:23:01,729 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-12-02 20:23:01,729 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-02 20:23:01,729 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-02 20:23:01,729 INFO L207 nArgumentSynthesizer]: 2 template conjuncts. [2018-12-02 20:23:01,730 INFO L402 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2018-12-02 20:23:01,730 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-12-02 20:23:01,731 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-02 20:23:01,731 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 [2018-12-02 20:23:01,731 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-12-02 20:23:01,731 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-12-02 20:23:01,731 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-02 20:23:01,731 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-02 20:23:01,731 INFO L207 nArgumentSynthesizer]: 2 template conjuncts. [2018-12-02 20:23:01,732 INFO L402 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2018-12-02 20:23:01,732 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-12-02 20:23:01,732 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-02 20:23:01,732 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 [2018-12-02 20:23:01,732 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-12-02 20:23:01,732 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-12-02 20:23:01,733 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-02 20:23:01,733 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-02 20:23:01,733 INFO L207 nArgumentSynthesizer]: 2 template conjuncts. [2018-12-02 20:23:01,733 INFO L402 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2018-12-02 20:23:01,733 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-12-02 20:23:01,733 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-02 20:23:01,733 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 [2018-12-02 20:23:01,734 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-12-02 20:23:01,734 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-02 20:23:01,734 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-02 20:23:01,734 INFO L207 nArgumentSynthesizer]: 2 template conjuncts. [2018-12-02 20:23:01,734 INFO L402 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2018-12-02 20:23:01,734 INFO L403 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2018-12-02 20:23:01,735 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-02 20:23:01,735 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 [2018-12-02 20:23:01,736 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-12-02 20:23:01,736 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-12-02 20:23:01,736 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-02 20:23:01,736 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-02 20:23:01,736 INFO L207 nArgumentSynthesizer]: 2 template conjuncts. [2018-12-02 20:23:01,736 INFO L402 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2018-12-02 20:23:01,736 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-12-02 20:23:01,736 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-02 20:23:01,737 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 [2018-12-02 20:23:01,737 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-12-02 20:23:01,737 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-12-02 20:23:01,737 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-02 20:23:01,737 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-02 20:23:01,737 INFO L207 nArgumentSynthesizer]: 2 template conjuncts. [2018-12-02 20:23:01,737 INFO L402 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2018-12-02 20:23:01,737 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-12-02 20:23:01,738 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-02 20:23:01,738 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 [2018-12-02 20:23:01,738 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-12-02 20:23:01,738 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-12-02 20:23:01,738 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-02 20:23:01,738 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-02 20:23:01,738 INFO L207 nArgumentSynthesizer]: 2 template conjuncts. [2018-12-02 20:23:01,739 INFO L402 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2018-12-02 20:23:01,739 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-12-02 20:23:01,739 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-02 20:23:01,739 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 [2018-12-02 20:23:01,739 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-12-02 20:23:01,739 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-12-02 20:23:01,739 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-02 20:23:01,740 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-02 20:23:01,740 INFO L207 nArgumentSynthesizer]: 2 template conjuncts. [2018-12-02 20:23:01,740 INFO L402 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2018-12-02 20:23:01,740 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-12-02 20:23:01,740 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-02 20:23:01,741 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 [2018-12-02 20:23:01,741 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-12-02 20:23:01,741 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-02 20:23:01,741 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-02 20:23:01,741 INFO L207 nArgumentSynthesizer]: 2 template conjuncts. [2018-12-02 20:23:01,742 INFO L402 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2018-12-02 20:23:01,742 INFO L403 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2018-12-02 20:23:01,743 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-02 20:23:01,744 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 [2018-12-02 20:23:01,744 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-12-02 20:23:01,744 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-12-02 20:23:01,744 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-02 20:23:01,745 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-02 20:23:01,745 INFO L207 nArgumentSynthesizer]: 2 template conjuncts. [2018-12-02 20:23:01,745 INFO L402 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2018-12-02 20:23:01,745 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-12-02 20:23:01,746 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-02 20:23:01,746 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 [2018-12-02 20:23:01,746 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-12-02 20:23:01,746 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-12-02 20:23:01,747 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-02 20:23:01,747 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-02 20:23:01,747 INFO L207 nArgumentSynthesizer]: 2 template conjuncts. [2018-12-02 20:23:01,747 INFO L402 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2018-12-02 20:23:01,747 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-12-02 20:23:01,748 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-02 20:23:01,748 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 [2018-12-02 20:23:01,749 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-12-02 20:23:01,749 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-12-02 20:23:01,749 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-02 20:23:01,749 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-02 20:23:01,749 INFO L207 nArgumentSynthesizer]: 2 template conjuncts. [2018-12-02 20:23:01,749 INFO L402 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2018-12-02 20:23:01,750 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-12-02 20:23:01,750 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-02 20:23:01,750 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 [2018-12-02 20:23:01,751 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-12-02 20:23:01,751 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-12-02 20:23:01,751 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-02 20:23:01,751 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-02 20:23:01,751 INFO L207 nArgumentSynthesizer]: 2 template conjuncts. [2018-12-02 20:23:01,752 INFO L402 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2018-12-02 20:23:01,752 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-12-02 20:23:01,752 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-02 20:23:01,752 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 [2018-12-02 20:23:01,753 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-12-02 20:23:01,753 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-12-02 20:23:01,753 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-02 20:23:01,753 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-02 20:23:01,753 INFO L207 nArgumentSynthesizer]: 2 template conjuncts. [2018-12-02 20:23:01,754 INFO L402 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2018-12-02 20:23:01,754 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-12-02 20:23:01,754 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-02 20:23:01,755 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 [2018-12-02 20:23:01,755 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-12-02 20:23:01,755 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-12-02 20:23:01,755 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-02 20:23:01,755 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-02 20:23:01,755 INFO L207 nArgumentSynthesizer]: 2 template conjuncts. [2018-12-02 20:23:01,756 INFO L402 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2018-12-02 20:23:01,756 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-12-02 20:23:01,756 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-02 20:23:01,757 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 [2018-12-02 20:23:01,757 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-12-02 20:23:01,757 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-12-02 20:23:01,757 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-02 20:23:01,757 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-02 20:23:01,757 INFO L207 nArgumentSynthesizer]: 2 template conjuncts. [2018-12-02 20:23:01,758 INFO L402 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2018-12-02 20:23:01,758 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-12-02 20:23:01,758 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-02 20:23:01,759 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 [2018-12-02 20:23:01,759 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-12-02 20:23:01,759 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-12-02 20:23:01,759 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-02 20:23:01,759 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-02 20:23:01,760 INFO L207 nArgumentSynthesizer]: 2 template conjuncts. [2018-12-02 20:23:01,760 INFO L402 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2018-12-02 20:23:01,760 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-12-02 20:23:01,760 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-02 20:23:01,761 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 [2018-12-02 20:23:01,761 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-12-02 20:23:01,761 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-02 20:23:01,761 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-02 20:23:01,762 INFO L207 nArgumentSynthesizer]: 2 template conjuncts. [2018-12-02 20:23:01,763 INFO L402 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2018-12-02 20:23:01,763 INFO L403 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2018-12-02 20:23:01,767 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-02 20:23:01,768 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 [2018-12-02 20:23:01,768 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-12-02 20:23:01,768 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-12-02 20:23:01,768 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-02 20:23:01,769 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-02 20:23:01,769 INFO L207 nArgumentSynthesizer]: 2 template conjuncts. [2018-12-02 20:23:01,769 INFO L402 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2018-12-02 20:23:01,769 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-12-02 20:23:01,770 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-02 20:23:01,770 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 [2018-12-02 20:23:01,771 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-12-02 20:23:01,771 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-02 20:23:01,771 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-02 20:23:01,771 INFO L207 nArgumentSynthesizer]: 2 template conjuncts. [2018-12-02 20:23:01,772 INFO L402 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2018-12-02 20:23:01,772 INFO L403 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2018-12-02 20:23:01,775 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-02 20:23:01,776 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 [2018-12-02 20:23:01,776 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-12-02 20:23:01,776 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-02 20:23:01,776 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-02 20:23:01,776 INFO L207 nArgumentSynthesizer]: 2 template conjuncts. [2018-12-02 20:23:01,777 INFO L402 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2018-12-02 20:23:01,777 INFO L403 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2018-12-02 20:23:01,779 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-02 20:23:01,779 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 [2018-12-02 20:23:01,780 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-12-02 20:23:01,780 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-02 20:23:01,780 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-02 20:23:01,780 INFO L207 nArgumentSynthesizer]: 2 template conjuncts. [2018-12-02 20:23:01,781 INFO L402 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2018-12-02 20:23:01,781 INFO L403 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2018-12-02 20:23:01,782 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-02 20:23:01,783 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 [2018-12-02 20:23:01,783 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-12-02 20:23:01,783 INFO L205 nArgumentSynthesizer]: 2 stem disjuncts [2018-12-02 20:23:01,783 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-02 20:23:01,783 INFO L207 nArgumentSynthesizer]: 2 template conjuncts. [2018-12-02 20:23:01,785 INFO L402 nArgumentSynthesizer]: We have 8 Motzkin's Theorem applications. [2018-12-02 20:23:01,785 INFO L403 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2018-12-02 20:23:01,792 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-02 20:23:01,793 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 [2018-12-02 20:23:01,793 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-12-02 20:23:01,793 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-02 20:23:01,793 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-02 20:23:01,794 INFO L207 nArgumentSynthesizer]: 2 template conjuncts. [2018-12-02 20:23:01,794 INFO L402 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2018-12-02 20:23:01,794 INFO L403 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2018-12-02 20:23:01,796 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-02 20:23:01,796 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 [2018-12-02 20:23:01,796 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-12-02 20:23:01,797 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-02 20:23:01,797 INFO L206 nArgumentSynthesizer]: 2 loop disjuncts [2018-12-02 20:23:01,797 INFO L207 nArgumentSynthesizer]: 2 template conjuncts. [2018-12-02 20:23:01,804 INFO L402 nArgumentSynthesizer]: We have 16 Motzkin's Theorem applications. [2018-12-02 20:23:01,804 INFO L403 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2018-12-02 20:23:01,909 INFO L421 nArgumentSynthesizer]: Found a termination argument, trying to simplify. [2018-12-02 20:23:01,940 INFO L443 ModelExtractionUtils]: Simplification made 6 calls to the SMT solver. [2018-12-02 20:23:01,940 INFO L444 ModelExtractionUtils]: 69 out of 81 variables were initially zero. Simplification set additionally 9 variables to zero. [2018-12-02 20:23:01,940 INFO L437 nArgumentSynthesizer]: Simplifying supporting invariants... [2018-12-02 20:23:01,941 INFO L440 nArgumentSynthesizer]: Removed 4 redundant supporting invariants from a total of 4. [2018-12-02 20:23:01,941 INFO L518 LassoAnalysis]: Proved termination. [2018-12-02 20:23:01,941 INFO L520 LassoAnalysis]: Termination argument consisting of: Ranking function f(v_rep(select #length ULTIMATE.start_main_#t~malloc10.base)_2, ULTIMATE.start_cstrncpy_~us~0.offset) = 1*v_rep(select #length ULTIMATE.start_main_#t~malloc10.base)_2 - 1*ULTIMATE.start_cstrncpy_~us~0.offset Supporting invariants [] [2018-12-02 20:23:01,974 INFO L297 tatePredicateManager]: 13 out of 15 supporting invariants were superfluous and have been removed [2018-12-02 20:23:01,977 WARN L1298 BoogieBacktranslator]: unknown boogie variable #length [2018-12-02 20:23:02,000 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-02 20:23:02,012 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 20:23:02,013 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-02 20:23:02,022 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 20:23:02,023 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-02 20:23:02,023 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 20:23:02,023 INFO L152 lantAutomatonBouncer]: Defining deterministic Buchi interpolant automaton with honda bouncer for stem and without honda bouncer for loop.2 stem predicates 1 loop predicates [2018-12-02 20:23:02,024 INFO L72 iDifferenceNCSBLazy3]: Start buchiDifferenceNCSBLazy3. First operand 10 states and 13 transitions. cyclomatic complexity: 5 Second operand 4 states. [2018-12-02 20:23:02,042 INFO L76 iDifferenceNCSBLazy3]: Finished buchiDifferenceNCSBLazy3. First operand 10 states and 13 transitions. cyclomatic complexity: 5. Second operand 4 states. Result 12 states and 16 transitions. Complement of second has 5 states. [2018-12-02 20:23:02,042 INFO L142 InterpolantAutomaton]: Switched to read-only mode: Buchi interpolant automaton has 4 states 2 stem states 1 non-accepting loop states 1 accepting loop states [2018-12-02 20:23:02,043 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 4 states. [2018-12-02 20:23:02,043 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4 states to 4 states and 12 transitions. [2018-12-02 20:23:02,043 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 4 states and 12 transitions. Stem has 7 letters. Loop has 2 letters. [2018-12-02 20:23:02,043 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2018-12-02 20:23:02,043 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 4 states and 12 transitions. Stem has 9 letters. Loop has 2 letters. [2018-12-02 20:23:02,043 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2018-12-02 20:23:02,044 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 4 states and 12 transitions. Stem has 7 letters. Loop has 4 letters. [2018-12-02 20:23:02,044 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2018-12-02 20:23:02,044 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 12 states and 16 transitions. [2018-12-02 20:23:02,044 INFO L131 ngComponentsAnalysis]: Automaton has 0 accepting balls. 0 [2018-12-02 20:23:02,044 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 12 states to 0 states and 0 transitions. [2018-12-02 20:23:02,044 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 0 [2018-12-02 20:23:02,044 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 0 [2018-12-02 20:23:02,044 INFO L73 IsDeterministic]: Start isDeterministic. Operand 0 states and 0 transitions. [2018-12-02 20:23:02,044 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2018-12-02 20:23:02,045 INFO L705 BuchiCegarLoop]: Abstraction has 0 states and 0 transitions. [2018-12-02 20:23:02,045 INFO L728 BuchiCegarLoop]: Abstraction has 0 states and 0 transitions. [2018-12-02 20:23:02,045 INFO L608 BuchiCegarLoop]: Abstraction has 0 states and 0 transitions. [2018-12-02 20:23:02,045 INFO L442 BuchiCegarLoop]: ======== Iteration 3============ [2018-12-02 20:23:02,045 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 0 states and 0 transitions. [2018-12-02 20:23:02,045 INFO L131 ngComponentsAnalysis]: Automaton has 0 accepting balls. 0 [2018-12-02 20:23:02,045 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is true [2018-12-02 20:23:02,049 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer CFG 02.12 08:23:02 BoogieIcfgContainer [2018-12-02 20:23:02,049 INFO L132 PluginConnector]: ------------------------ END BuchiAutomizer---------------------------- [2018-12-02 20:23:02,049 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2018-12-02 20:23:02,049 INFO L271 PluginConnector]: Initializing Witness Printer... [2018-12-02 20:23:02,049 INFO L276 PluginConnector]: Witness Printer initialized [2018-12-02 20:23:02,050 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.12 08:22:59" (3/4) ... [2018-12-02 20:23:02,052 INFO L147 WitnessPrinter]: No result that supports witness generation found [2018-12-02 20:23:02,052 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2018-12-02 20:23:02,053 INFO L168 Benchmark]: Toolchain (without parser) took 3291.38 ms. Allocated memory was 1.0 GB in the beginning and 1.3 GB in the end (delta: 285.7 MB). Free memory was 950.6 MB in the beginning and 1.2 GB in the end (delta: -251.6 MB). Peak memory consumption was 34.2 MB. Max. memory is 11.5 GB. [2018-12-02 20:23:02,053 INFO L168 Benchmark]: CDTParser took 0.11 ms. Allocated memory is still 1.0 GB. Free memory is still 979.6 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-12-02 20:23:02,054 INFO L168 Benchmark]: CACSL2BoogieTranslator took 262.76 ms. Allocated memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: 116.9 MB). Free memory was 950.6 MB in the beginning and 1.1 GB in the end (delta: -153.2 MB). Peak memory consumption was 24.6 MB. Max. memory is 11.5 GB. [2018-12-02 20:23:02,054 INFO L168 Benchmark]: Boogie Procedure Inliner took 24.22 ms. Allocated memory is still 1.1 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 3.6 MB). Peak memory consumption was 3.6 MB. Max. memory is 11.5 GB. [2018-12-02 20:23:02,054 INFO L168 Benchmark]: Boogie Preprocessor took 14.29 ms. Allocated memory is still 1.1 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. [2018-12-02 20:23:02,054 INFO L168 Benchmark]: RCFGBuilder took 150.89 ms. Allocated memory is still 1.1 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 19.0 MB). Peak memory consumption was 19.0 MB. Max. memory is 11.5 GB. [2018-12-02 20:23:02,055 INFO L168 Benchmark]: BuchiAutomizer took 2833.70 ms. Allocated memory was 1.1 GB in the beginning and 1.3 GB in the end (delta: 168.8 MB). Free memory was 1.1 GB in the beginning and 1.2 GB in the end (delta: -121.0 MB). Peak memory consumption was 47.8 MB. Max. memory is 11.5 GB. [2018-12-02 20:23:02,055 INFO L168 Benchmark]: Witness Printer took 3.06 ms. Allocated memory is still 1.3 GB. Free memory is still 1.2 GB. There was no memory consumed. Max. memory is 11.5 GB. [2018-12-02 20:23:02,057 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.11 ms. Allocated memory is still 1.0 GB. Free memory is still 979.6 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 262.76 ms. Allocated memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: 116.9 MB). Free memory was 950.6 MB in the beginning and 1.1 GB in the end (delta: -153.2 MB). Peak memory consumption was 24.6 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 24.22 ms. Allocated memory is still 1.1 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 3.6 MB). Peak memory consumption was 3.6 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 14.29 ms. Allocated memory is still 1.1 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. * RCFGBuilder took 150.89 ms. Allocated memory is still 1.1 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 19.0 MB). Peak memory consumption was 19.0 MB. Max. memory is 11.5 GB. * BuchiAutomizer took 2833.70 ms. Allocated memory was 1.1 GB in the beginning and 1.3 GB in the end (delta: 168.8 MB). Free memory was 1.1 GB in the beginning and 1.2 GB in the end (delta: -121.0 MB). Peak memory consumption was 47.8 MB. Max. memory is 11.5 GB. * Witness Printer took 3.06 ms. Allocated memory is still 1.3 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 #length - GenericResult: Unfinished Backtranslation unknown boogie variable #length * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: Constructed decomposition of program Your program was decomposed into 2 terminating modules (0 trivial, 2 deterministic, 0 nondeterministic). One deterministic module has affine ranking function -1 * dst + unknown-#length-unknown[__builtin_alloca (n * sizeof(char))] and consists of 4 locations. One deterministic module has affine ranking function unknown-#length-unknown[__builtin_alloca (n * sizeof(char))] + -1 * us and consists of 4 locations. - StatisticsResult: Timing statistics BüchiAutomizer plugin needed 2.8s and 3 iterations. TraceHistogramMax:1. Analysis of lassos took 2.5s. Construction of modules took 0.0s. Büchi inclusion checks took 0.1s. Highest rank in rank-based complementation 3. Minimization of det autom 2. Minimization of nondet autom 0. Automata minimization 0.0s AutomataMinimizationTime, 1 MinimizatonAttempts, 1 StatesRemovedByMinimization, 1 NontrivialMinimizations. Non-live state removal took 0.0s Buchi closure took 0.0s. Biggest automaton had 10 states and ocurred in iteration 1. Nontrivial modules had stage [2, 0, 0, 0, 0]. InterpolantCoveringCapabilityFinite: 0/0 InterpolantCoveringCapabilityBuchi: 0/0 HoareTripleCheckerStatistics: 21 SDtfs, 23 SDslu, 11 SDs, 0 SdLazy, 12 SolverSat, 9 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 0.0s Time LassoAnalysisResults: nont0 unkn0 SFLI0 SFLT0 conc0 concLT0 SILN0 SILU0 SILI0 SILT0 lasso2 LassoPreprocessingBenchmarks: Lassos: inital233 mio100 ax100 hnf99 lsp97 ukn84 mio100 lsp49 div100 bol100 ite100 ukn100 eq202 hnf88 smp100 dnf116 smp100 tf100 neg99 sie101 LassoTerminationAnalysisBenchmarks: ConstraintsSatisfiability: sat Degree: 0 Time: 145ms VariablesStem: 15 VariablesLoop: 10 DisjunctsStem: 1 DisjunctsLoop: 2 SupportingInvariants: 4 MotzkinApplications: 16 LassoTerminationAnalysisBenchmarks: LassoNonterminationAnalysisSatFixpoint: 0 LassoNonterminationAnalysisSatUnbounded: 0 LassoNonterminationAnalysisUnsat: 0 LassoNonterminationAnalysisUnknown: 0 LassoNonterminationAnalysisTime: 0.0s - TerminationAnalysisResult: Termination proven Buchi Automizer proved that your program is terminating RESULT: Ultimate proved your program to be correct! Received shutdown request...