./Ultimate.py --spec /storage/repos/svcomp/c/properties/termination.prp --file /storage/repos/svcomp/c/ntdrivers-simplified/kbfiltr_simpl2_true-unreach-call_true-valid-memsafety_true-termination.cil.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for termination Using default analysis Version 2e94e6aa Calling Ultimate with: java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx12G -Xms1G -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerTermination.xml -i /storage/repos/svcomp/c/ntdrivers-simplified/kbfiltr_simpl2_true-unreach-call_true-valid-memsafety_true-termination.cil.c -s /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Termination-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux --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 411af8a324a718637cdc1e76e82ebb1de5e49e9c ............................................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: TRUE --- Real Ultimate output --- This is Ultimate 0.1.24-2e94e6a [2019-01-01 22:10:18,826 INFO L170 SettingsManager]: Resetting all preferences to default values... [2019-01-01 22:10:18,829 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2019-01-01 22:10:18,845 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-01-01 22:10:18,845 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-01-01 22:10:18,846 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-01-01 22:10:18,848 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-01-01 22:10:18,850 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2019-01-01 22:10:18,852 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-01-01 22:10:18,855 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-01-01 22:10:18,858 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-01-01 22:10:18,859 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-01-01 22:10:18,860 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-01-01 22:10:18,861 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-01-01 22:10:18,862 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-01-01 22:10:18,863 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-01-01 22:10:18,864 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-01-01 22:10:18,865 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-01-01 22:10:18,867 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2019-01-01 22:10:18,869 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-01-01 22:10:18,870 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-01-01 22:10:18,871 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-01-01 22:10:18,873 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-01-01 22:10:18,873 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-01-01 22:10:18,874 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-01-01 22:10:18,875 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-01-01 22:10:18,875 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-01-01 22:10:18,876 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-01-01 22:10:18,877 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2019-01-01 22:10:18,878 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-01-01 22:10:18,878 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2019-01-01 22:10:18,879 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-01-01 22:10:18,879 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-01-01 22:10:18,879 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2019-01-01 22:10:18,880 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2019-01-01 22:10:18,881 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2019-01-01 22:10:18,881 INFO L98 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Termination-32bit-Automizer_Default.epf [2019-01-01 22:10:18,911 INFO L110 SettingsManager]: Loading preferences was successful [2019-01-01 22:10:18,911 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2019-01-01 22:10:18,912 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-01-01 22:10:18,914 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2019-01-01 22:10:18,914 INFO L133 SettingsManager]: * Use SBE=true [2019-01-01 22:10:18,914 INFO L131 SettingsManager]: Preferences of BuchiAutomizer differ from their defaults: [2019-01-01 22:10:18,914 INFO L133 SettingsManager]: * NCSB implementation=INTSET_LAZY3 [2019-01-01 22:10:18,914 INFO L133 SettingsManager]: * Use old map elimination=false [2019-01-01 22:10:18,915 INFO L133 SettingsManager]: * Use external solver (rank synthesis)=false [2019-01-01 22:10:18,915 INFO L133 SettingsManager]: * Use only trivial implications for array writes=true [2019-01-01 22:10:18,915 INFO L133 SettingsManager]: * Rank analysis=LINEAR_WITH_GUESSES [2019-01-01 22:10:18,915 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-01-01 22:10:18,915 INFO L133 SettingsManager]: * sizeof long=4 [2019-01-01 22:10:18,916 INFO L133 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2019-01-01 22:10:18,916 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2019-01-01 22:10:18,917 INFO L133 SettingsManager]: * sizeof POINTER=4 [2019-01-01 22:10:18,917 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2019-01-01 22:10:18,917 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=ASSUME [2019-01-01 22:10:18,917 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=ASSUME [2019-01-01 22:10:18,917 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=ASSUME [2019-01-01 22:10:18,917 INFO L133 SettingsManager]: * sizeof long double=12 [2019-01-01 22:10:18,918 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2019-01-01 22:10:18,918 INFO L133 SettingsManager]: * Assume nondeterminstic values are in range=false [2019-01-01 22:10:18,918 INFO L133 SettingsManager]: * Use constant arrays=true [2019-01-01 22:10:18,918 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=ASSUME [2019-01-01 22:10:18,918 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-01-01 22:10:18,918 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-01-01 22:10:18,921 INFO L133 SettingsManager]: * To the following directory=/home/matthias/ultimate/dump [2019-01-01 22:10:18,921 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-01-01 22:10:18,921 INFO L133 SettingsManager]: * Trace refinement strategy=CAMEL [2019-01-01 22:10:18,921 INFO L133 SettingsManager]: * Dump automata to the following directory=/home/matthias/ultimate/dump/auto [2019-01-01 22:10:18,922 INFO L131 SettingsManager]: Preferences of IcfgTransformer differ from their defaults: [2019-01-01 22:10:18,922 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 -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux 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 -> 411af8a324a718637cdc1e76e82ebb1de5e49e9c [2019-01-01 22:10:18,978 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-01-01 22:10:18,991 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-01-01 22:10:18,994 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-01-01 22:10:18,996 INFO L271 PluginConnector]: Initializing CDTParser... [2019-01-01 22:10:18,997 INFO L276 PluginConnector]: CDTParser initialized [2019-01-01 22:10:18,997 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/svcomp/c/ntdrivers-simplified/kbfiltr_simpl2_true-unreach-call_true-valid-memsafety_true-termination.cil.c [2019-01-01 22:10:19,062 INFO L221 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/d825a4c93/ff09aab09e7140b5beb75f0ecbea994c/FLAG62c5bda77 [2019-01-01 22:10:19,513 INFO L307 CDTParser]: Found 1 translation units. [2019-01-01 22:10:19,514 INFO L161 CDTParser]: Scanning /storage/repos/svcomp/c/ntdrivers-simplified/kbfiltr_simpl2_true-unreach-call_true-valid-memsafety_true-termination.cil.c [2019-01-01 22:10:19,529 INFO L355 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/d825a4c93/ff09aab09e7140b5beb75f0ecbea994c/FLAG62c5bda77 [2019-01-01 22:10:19,836 INFO L363 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/d825a4c93/ff09aab09e7140b5beb75f0ecbea994c [2019-01-01 22:10:19,840 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-01-01 22:10:19,842 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2019-01-01 22:10:19,843 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-01-01 22:10:19,843 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-01-01 22:10:19,849 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2019-01-01 22:10:19,850 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 01.01 10:10:19" (1/1) ... [2019-01-01 22:10:19,854 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2599ded9 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.01 10:10:19, skipping insertion in model container [2019-01-01 22:10:19,854 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 01.01 10:10:19" (1/1) ... [2019-01-01 22:10:19,864 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-01-01 22:10:19,931 INFO L176 MainTranslator]: Built tables and reachable declarations [2019-01-01 22:10:20,333 INFO L204 PostProcessor]: Analyzing one entry point: main [2019-01-01 22:10:20,339 INFO L191 MainTranslator]: Completed pre-run [2019-01-01 22:10:20,418 INFO L204 PostProcessor]: Analyzing one entry point: main [2019-01-01 22:10:20,445 INFO L195 MainTranslator]: Completed translation [2019-01-01 22:10:20,445 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.01 10:10:20 WrapperNode [2019-01-01 22:10:20,446 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-01-01 22:10:20,447 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-01-01 22:10:20,447 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-01-01 22:10:20,447 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2019-01-01 22:10:20,460 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.01 10:10:20" (1/1) ... [2019-01-01 22:10:20,484 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.01 10:10:20" (1/1) ... [2019-01-01 22:10:20,683 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-01-01 22:10:20,687 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-01-01 22:10:20,687 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-01-01 22:10:20,687 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2019-01-01 22:10:20,702 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.01 10:10:20" (1/1) ... [2019-01-01 22:10:20,702 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.01 10:10:20" (1/1) ... [2019-01-01 22:10:20,715 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.01 10:10:20" (1/1) ... [2019-01-01 22:10:20,716 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.01 10:10:20" (1/1) ... [2019-01-01 22:10:20,752 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.01 10:10:20" (1/1) ... [2019-01-01 22:10:20,775 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.01 10:10:20" (1/1) ... [2019-01-01 22:10:20,783 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.01 10:10:20" (1/1) ... [2019-01-01 22:10:20,795 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-01-01 22:10:20,796 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-01-01 22:10:20,796 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-01-01 22:10:20,796 INFO L276 PluginConnector]: RCFGBuilder initialized [2019-01-01 22:10:20,797 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.01 10:10:20" (1/1) ... No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-01-01 22:10:20,880 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-01-01 22:10:20,880 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-01-01 22:10:21,108 WARN L650 $ProcedureCfgBuilder]: Two Gotos in a row! There was dead code [2019-01-01 22:10:21,109 WARN L615 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2019-01-01 22:10:21,117 WARN L650 $ProcedureCfgBuilder]: Two Gotos in a row! There was dead code [2019-01-01 22:10:21,117 WARN L615 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2019-01-01 22:10:21,129 WARN L650 $ProcedureCfgBuilder]: Two Gotos in a row! There was dead code [2019-01-01 22:10:21,129 WARN L615 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2019-01-01 22:10:21,140 WARN L650 $ProcedureCfgBuilder]: Two Gotos in a row! There was dead code [2019-01-01 22:10:21,141 WARN L615 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2019-01-01 22:10:21,146 WARN L650 $ProcedureCfgBuilder]: Two Gotos in a row! There was dead code [2019-01-01 22:10:21,146 WARN L615 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2019-01-01 22:10:21,152 WARN L650 $ProcedureCfgBuilder]: Two Gotos in a row! There was dead code [2019-01-01 22:10:21,153 WARN L615 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2019-01-01 22:10:21,161 WARN L650 $ProcedureCfgBuilder]: Two Gotos in a row! There was dead code [2019-01-01 22:10:21,162 WARN L615 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2019-01-01 22:10:21,170 WARN L650 $ProcedureCfgBuilder]: Two Gotos in a row! There was dead code [2019-01-01 22:10:21,170 WARN L615 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2019-01-01 22:10:21,179 WARN L650 $ProcedureCfgBuilder]: Two Gotos in a row! There was dead code [2019-01-01 22:10:21,179 WARN L615 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2019-01-01 22:10:21,185 WARN L650 $ProcedureCfgBuilder]: Two Gotos in a row! There was dead code [2019-01-01 22:10:21,185 WARN L615 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2019-01-01 22:10:21,191 WARN L650 $ProcedureCfgBuilder]: Two Gotos in a row! There was dead code [2019-01-01 22:10:21,191 WARN L615 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2019-01-01 22:10:21,209 WARN L650 $ProcedureCfgBuilder]: Two Gotos in a row! There was dead code [2019-01-01 22:10:21,209 WARN L615 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2019-01-01 22:10:23,058 INFO L275 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-01-01 22:10:23,059 INFO L280 CfgBuilder]: Removed 152 assue(true) statements. [2019-01-01 22:10:23,059 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 01.01 10:10:23 BoogieIcfgContainer [2019-01-01 22:10:23,059 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-01-01 22:10:23,060 INFO L113 PluginConnector]: ------------------------BuchiAutomizer---------------------------- [2019-01-01 22:10:23,060 INFO L271 PluginConnector]: Initializing BuchiAutomizer... [2019-01-01 22:10:23,064 INFO L276 PluginConnector]: BuchiAutomizer initialized [2019-01-01 22:10:23,065 INFO L102 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2019-01-01 22:10:23,065 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "CDTParser AST 01.01 10:10:19" (1/3) ... [2019-01-01 22:10:23,067 INFO L205 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@616a0596 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 01.01 10:10:23, skipping insertion in model container [2019-01-01 22:10:23,067 INFO L102 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2019-01-01 22:10:23,067 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.01 10:10:20" (2/3) ... [2019-01-01 22:10:23,067 INFO L205 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@616a0596 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 01.01 10:10:23, skipping insertion in model container [2019-01-01 22:10:23,068 INFO L102 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2019-01-01 22:10:23,068 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 01.01 10:10:23" (3/3) ... [2019-01-01 22:10:23,070 INFO L375 chiAutomizerObserver]: Analyzing ICFG kbfiltr_simpl2_true-unreach-call_true-valid-memsafety_true-termination.cil.c [2019-01-01 22:10:23,144 INFO L133 ementStrategyFactory]: Using default assertion order modulation [2019-01-01 22:10:23,145 INFO L374 BuchiCegarLoop]: Interprodecural is true [2019-01-01 22:10:23,145 INFO L375 BuchiCegarLoop]: Hoare is false [2019-01-01 22:10:23,145 INFO L376 BuchiCegarLoop]: Compute interpolants for ForwardPredicates [2019-01-01 22:10:23,146 INFO L377 BuchiCegarLoop]: Backedges is STRAIGHT_LINE [2019-01-01 22:10:23,146 INFO L378 BuchiCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2019-01-01 22:10:23,146 INFO L379 BuchiCegarLoop]: Difference is false [2019-01-01 22:10:23,146 INFO L380 BuchiCegarLoop]: Minimize is MINIMIZE_SEVPA [2019-01-01 22:10:23,146 INFO L383 BuchiCegarLoop]: ======== Iteration 0==of CEGAR loop == BuchiCegarLoop======== [2019-01-01 22:10:23,173 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 299 states. [2019-01-01 22:10:23,236 INFO L131 ngComponentsAnalysis]: Automaton has 0 accepting balls. 0 [2019-01-01 22:10:23,237 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is true [2019-01-01 22:10:23,246 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer CFG 01.01 10:10:23 BoogieIcfgContainer [2019-01-01 22:10:23,246 INFO L132 PluginConnector]: ------------------------ END BuchiAutomizer---------------------------- [2019-01-01 22:10:23,247 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2019-01-01 22:10:23,247 INFO L271 PluginConnector]: Initializing Witness Printer... [2019-01-01 22:10:23,247 INFO L276 PluginConnector]: Witness Printer initialized [2019-01-01 22:10:23,248 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 01.01 10:10:23" (3/4) ... [2019-01-01 22:10:23,253 INFO L147 WitnessPrinter]: No result that supports witness generation found [2019-01-01 22:10:23,253 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2019-01-01 22:10:23,254 INFO L168 Benchmark]: Toolchain (without parser) took 3413.24 ms. Allocated memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: 112.2 MB). Free memory was 951.4 MB in the beginning and 992.4 MB in the end (delta: -41.0 MB). Peak memory consumption was 71.2 MB. Max. memory is 11.5 GB. [2019-01-01 22:10:23,256 INFO L168 Benchmark]: CDTParser took 0.14 ms. Allocated memory is still 1.0 GB. Free memory is still 978.2 MB. There was no memory consumed. Max. memory is 11.5 GB. [2019-01-01 22:10:23,257 INFO L168 Benchmark]: CACSL2BoogieTranslator took 602.90 ms. Allocated memory is still 1.0 GB. Free memory was 951.4 MB in the beginning and 929.9 MB in the end (delta: 21.5 MB). Peak memory consumption was 21.5 MB. Max. memory is 11.5 GB. [2019-01-01 22:10:23,257 INFO L168 Benchmark]: Boogie Procedure Inliner took 239.52 ms. Allocated memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: 112.2 MB). Free memory was 929.9 MB in the beginning and 1.1 GB in the end (delta: -170.1 MB). Peak memory consumption was 14.3 MB. Max. memory is 11.5 GB. [2019-01-01 22:10:23,258 INFO L168 Benchmark]: Boogie Preprocessor took 108.91 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: 6.8 MB). Peak memory consumption was 6.8 MB. Max. memory is 11.5 GB. [2019-01-01 22:10:23,259 INFO L168 Benchmark]: RCFGBuilder took 2263.43 ms. Allocated memory is still 1.1 GB. Free memory was 1.1 GB in the beginning and 999.2 MB in the end (delta: 94.0 MB). Peak memory consumption was 94.0 MB. Max. memory is 11.5 GB. [2019-01-01 22:10:23,260 INFO L168 Benchmark]: BuchiAutomizer took 186.22 ms. Allocated memory is still 1.1 GB. Free memory was 999.2 MB in the beginning and 992.4 MB in the end (delta: 6.8 MB). Peak memory consumption was 6.8 MB. Max. memory is 11.5 GB. [2019-01-01 22:10:23,261 INFO L168 Benchmark]: Witness Printer took 6.33 ms. Allocated memory is still 1.1 GB. Free memory is still 992.4 MB. There was no memory consumed. Max. memory is 11.5 GB. [2019-01-01 22:10:23,266 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.14 ms. Allocated memory is still 1.0 GB. Free memory is still 978.2 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 602.90 ms. Allocated memory is still 1.0 GB. Free memory was 951.4 MB in the beginning and 929.9 MB in the end (delta: 21.5 MB). Peak memory consumption was 21.5 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 239.52 ms. Allocated memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: 112.2 MB). Free memory was 929.9 MB in the beginning and 1.1 GB in the end (delta: -170.1 MB). Peak memory consumption was 14.3 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 108.91 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: 6.8 MB). Peak memory consumption was 6.8 MB. Max. memory is 11.5 GB. * RCFGBuilder took 2263.43 ms. Allocated memory is still 1.1 GB. Free memory was 1.1 GB in the beginning and 999.2 MB in the end (delta: 94.0 MB). Peak memory consumption was 94.0 MB. Max. memory is 11.5 GB. * BuchiAutomizer took 186.22 ms. Allocated memory is still 1.1 GB. Free memory was 999.2 MB in the beginning and 992.4 MB in the end (delta: 6.8 MB). Peak memory consumption was 6.8 MB. Max. memory is 11.5 GB. * Witness Printer took 6.33 ms. Allocated memory is still 1.1 GB. Free memory is still 992.4 MB. There was no memory consumed. Max. memory is 11.5 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: Constructed decomposition of program Trivial decomposition. There is no loop in your program. - StatisticsResult: Timing statistics BüchiAutomizer plugin needed 0.1s and 0 iterations. TraceHistogramMax:0. Analysis of lassos took 0.0s. Construction of modules took 0.0s. Büchi inclusion checks took 0.0s. Highest rank in rank-based complementation 0. Minimization of det autom 0. Minimization of nondet autom 0. Automata minimization No data available. Non-live state removal took 0.0s Buchi closure took 0.0s. Biggest automaton had -1 states and ocurred in iteration -1. Nontrivial modules had stage [0, 0, 0, 0, 0]. InterpolantCoveringCapabilityFinite: 0/0 InterpolantCoveringCapabilityBuchi: 0/0 HoareTripleCheckerStatistics: No data available LassoAnalysisResults: nont0 unkn0 SFLI0 SFLT0 conc0 concLT0 SILN0 SILU0 SILI0 SILT0 lasso0 LassoPreprocessingBenchmarks: LassoTerminationAnalysisBenchmarks: not availableLassoTerminationAnalysisBenchmarks: 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...