./Ultimate.py --spec /storage/repos/svcomp/c/properties/termination.prp --file /storage/repos/svcomp/c/ntdrivers-simplified/kbfiltr_simpl2_false-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_false-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 e107441daffe219fcef86523aff14082b11c5fb6 .............................................................................................................................................................................................................................. 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 22:10:15,170 INFO L170 SettingsManager]: Resetting all preferences to default values... [2019-01-01 22:10:15,172 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2019-01-01 22:10:15,185 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-01-01 22:10:15,185 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-01-01 22:10:15,187 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-01-01 22:10:15,189 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-01-01 22:10:15,191 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2019-01-01 22:10:15,193 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-01-01 22:10:15,195 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-01-01 22:10:15,197 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-01-01 22:10:15,198 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-01-01 22:10:15,199 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-01-01 22:10:15,203 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-01-01 22:10:15,209 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-01-01 22:10:15,210 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-01-01 22:10:15,211 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-01-01 22:10:15,216 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-01-01 22:10:15,221 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2019-01-01 22:10:15,222 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-01-01 22:10:15,226 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-01-01 22:10:15,227 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-01-01 22:10:15,231 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-01-01 22:10:15,231 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-01-01 22:10:15,231 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-01-01 22:10:15,234 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-01-01 22:10:15,234 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-01-01 22:10:15,235 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-01-01 22:10:15,236 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2019-01-01 22:10:15,239 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-01-01 22:10:15,240 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2019-01-01 22:10:15,240 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-01-01 22:10:15,240 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-01-01 22:10:15,241 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2019-01-01 22:10:15,242 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2019-01-01 22:10:15,244 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2019-01-01 22:10:15,244 INFO L98 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Termination-32bit-Automizer_Default.epf [2019-01-01 22:10:15,260 INFO L110 SettingsManager]: Loading preferences was successful [2019-01-01 22:10:15,260 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2019-01-01 22:10:15,262 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-01-01 22:10:15,262 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2019-01-01 22:10:15,262 INFO L133 SettingsManager]: * Use SBE=true [2019-01-01 22:10:15,262 INFO L131 SettingsManager]: Preferences of BuchiAutomizer differ from their defaults: [2019-01-01 22:10:15,262 INFO L133 SettingsManager]: * NCSB implementation=INTSET_LAZY3 [2019-01-01 22:10:15,262 INFO L133 SettingsManager]: * Use old map elimination=false [2019-01-01 22:10:15,263 INFO L133 SettingsManager]: * Use external solver (rank synthesis)=false [2019-01-01 22:10:15,263 INFO L133 SettingsManager]: * Use only trivial implications for array writes=true [2019-01-01 22:10:15,263 INFO L133 SettingsManager]: * Rank analysis=LINEAR_WITH_GUESSES [2019-01-01 22:10:15,263 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-01-01 22:10:15,263 INFO L133 SettingsManager]: * sizeof long=4 [2019-01-01 22:10:15,263 INFO L133 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2019-01-01 22:10:15,264 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2019-01-01 22:10:15,264 INFO L133 SettingsManager]: * sizeof POINTER=4 [2019-01-01 22:10:15,264 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2019-01-01 22:10:15,264 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=ASSUME [2019-01-01 22:10:15,264 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=ASSUME [2019-01-01 22:10:15,264 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=ASSUME [2019-01-01 22:10:15,265 INFO L133 SettingsManager]: * sizeof long double=12 [2019-01-01 22:10:15,265 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2019-01-01 22:10:15,265 INFO L133 SettingsManager]: * Assume nondeterminstic values are in range=false [2019-01-01 22:10:15,265 INFO L133 SettingsManager]: * Use constant arrays=true [2019-01-01 22:10:15,265 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=ASSUME [2019-01-01 22:10:15,266 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-01-01 22:10:15,266 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-01-01 22:10:15,266 INFO L133 SettingsManager]: * To the following directory=/home/matthias/ultimate/dump [2019-01-01 22:10:15,266 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-01-01 22:10:15,266 INFO L133 SettingsManager]: * Trace refinement strategy=CAMEL [2019-01-01 22:10:15,266 INFO L133 SettingsManager]: * Dump automata to the following directory=/home/matthias/ultimate/dump/auto [2019-01-01 22:10:15,267 INFO L131 SettingsManager]: Preferences of IcfgTransformer differ from their defaults: [2019-01-01 22:10:15,268 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 -> e107441daffe219fcef86523aff14082b11c5fb6 [2019-01-01 22:10:15,326 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-01-01 22:10:15,343 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-01-01 22:10:15,347 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-01-01 22:10:15,348 INFO L271 PluginConnector]: Initializing CDTParser... [2019-01-01 22:10:15,349 INFO L276 PluginConnector]: CDTParser initialized [2019-01-01 22:10:15,350 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/svcomp/c/ntdrivers-simplified/kbfiltr_simpl2_false-unreach-call_true-valid-memsafety_true-termination.cil.c [2019-01-01 22:10:15,416 INFO L221 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/c8cb357f7/ba5bb2ccec134bee85c338c40159a080/FLAGbaaeea81f [2019-01-01 22:10:15,875 INFO L307 CDTParser]: Found 1 translation units. [2019-01-01 22:10:15,875 INFO L161 CDTParser]: Scanning /storage/repos/svcomp/c/ntdrivers-simplified/kbfiltr_simpl2_false-unreach-call_true-valid-memsafety_true-termination.cil.c [2019-01-01 22:10:15,890 INFO L355 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/c8cb357f7/ba5bb2ccec134bee85c338c40159a080/FLAGbaaeea81f [2019-01-01 22:10:16,192 INFO L363 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/c8cb357f7/ba5bb2ccec134bee85c338c40159a080 [2019-01-01 22:10:16,196 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-01-01 22:10:16,197 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2019-01-01 22:10:16,198 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-01-01 22:10:16,198 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-01-01 22:10:16,202 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2019-01-01 22:10:16,203 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 01.01 10:10:16" (1/1) ... [2019-01-01 22:10:16,206 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@12a5952d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.01 10:10:16, skipping insertion in model container [2019-01-01 22:10:16,206 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 01.01 10:10:16" (1/1) ... [2019-01-01 22:10:16,214 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-01-01 22:10:16,275 INFO L176 MainTranslator]: Built tables and reachable declarations [2019-01-01 22:10:16,647 INFO L204 PostProcessor]: Analyzing one entry point: main [2019-01-01 22:10:16,654 INFO L191 MainTranslator]: Completed pre-run [2019-01-01 22:10:16,725 INFO L204 PostProcessor]: Analyzing one entry point: main [2019-01-01 22:10:16,747 INFO L195 MainTranslator]: Completed translation [2019-01-01 22:10:16,748 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.01 10:10:16 WrapperNode [2019-01-01 22:10:16,748 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-01-01 22:10:16,749 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-01-01 22:10:16,749 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-01-01 22:10:16,749 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2019-01-01 22:10:16,759 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.01 10:10:16" (1/1) ... [2019-01-01 22:10:16,777 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.01 10:10:16" (1/1) ... [2019-01-01 22:10:16,959 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-01-01 22:10:16,960 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-01-01 22:10:16,960 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-01-01 22:10:16,960 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2019-01-01 22:10:16,973 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.01 10:10:16" (1/1) ... [2019-01-01 22:10:16,974 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.01 10:10:16" (1/1) ... [2019-01-01 22:10:16,986 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.01 10:10:16" (1/1) ... [2019-01-01 22:10:16,991 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.01 10:10:16" (1/1) ... [2019-01-01 22:10:17,020 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.01 10:10:16" (1/1) ... [2019-01-01 22:10:17,045 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.01 10:10:16" (1/1) ... [2019-01-01 22:10:17,051 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.01 10:10:16" (1/1) ... [2019-01-01 22:10:17,062 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-01-01 22:10:17,062 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-01-01 22:10:17,062 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-01-01 22:10:17,062 INFO L276 PluginConnector]: RCFGBuilder initialized [2019-01-01 22:10:17,063 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.01 10:10:16" (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 22:10:17,149 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-01-01 22:10:17,149 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-01-01 22:10:17,348 WARN L650 $ProcedureCfgBuilder]: Two Gotos in a row! There was dead code [2019-01-01 22:10:17,348 WARN L615 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2019-01-01 22:10:17,356 WARN L650 $ProcedureCfgBuilder]: Two Gotos in a row! There was dead code [2019-01-01 22:10:17,356 WARN L615 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2019-01-01 22:10:17,367 WARN L650 $ProcedureCfgBuilder]: Two Gotos in a row! There was dead code [2019-01-01 22:10:17,367 WARN L615 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2019-01-01 22:10:17,376 WARN L650 $ProcedureCfgBuilder]: Two Gotos in a row! There was dead code [2019-01-01 22:10:17,376 WARN L615 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2019-01-01 22:10:17,383 WARN L650 $ProcedureCfgBuilder]: Two Gotos in a row! There was dead code [2019-01-01 22:10:17,384 WARN L615 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2019-01-01 22:10:17,390 WARN L650 $ProcedureCfgBuilder]: Two Gotos in a row! There was dead code [2019-01-01 22:10:17,391 WARN L615 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2019-01-01 22:10:17,399 WARN L650 $ProcedureCfgBuilder]: Two Gotos in a row! There was dead code [2019-01-01 22:10:17,399 WARN L615 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2019-01-01 22:10:17,410 WARN L650 $ProcedureCfgBuilder]: Two Gotos in a row! There was dead code [2019-01-01 22:10:17,410 WARN L615 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2019-01-01 22:10:17,418 WARN L650 $ProcedureCfgBuilder]: Two Gotos in a row! There was dead code [2019-01-01 22:10:17,418 WARN L615 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2019-01-01 22:10:17,423 WARN L650 $ProcedureCfgBuilder]: Two Gotos in a row! There was dead code [2019-01-01 22:10:17,424 WARN L615 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2019-01-01 22:10:17,429 WARN L650 $ProcedureCfgBuilder]: Two Gotos in a row! There was dead code [2019-01-01 22:10:17,430 WARN L615 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2019-01-01 22:10:17,446 WARN L650 $ProcedureCfgBuilder]: Two Gotos in a row! There was dead code [2019-01-01 22:10:17,446 WARN L615 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2019-01-01 22:10:19,378 INFO L275 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-01-01 22:10:19,378 INFO L280 CfgBuilder]: Removed 154 assue(true) statements. [2019-01-01 22:10:19,379 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 01.01 10:10:19 BoogieIcfgContainer [2019-01-01 22:10:19,379 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-01-01 22:10:19,380 INFO L113 PluginConnector]: ------------------------BuchiAutomizer---------------------------- [2019-01-01 22:10:19,380 INFO L271 PluginConnector]: Initializing BuchiAutomizer... [2019-01-01 22:10:19,383 INFO L276 PluginConnector]: BuchiAutomizer initialized [2019-01-01 22:10:19,384 INFO L102 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2019-01-01 22:10:19,384 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "CDTParser AST 01.01 10:10:16" (1/3) ... [2019-01-01 22:10:19,385 INFO L205 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@7411f1da and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 01.01 10:10:19, skipping insertion in model container [2019-01-01 22:10:19,386 INFO L102 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2019-01-01 22:10:19,386 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.01 10:10:16" (2/3) ... [2019-01-01 22:10:19,386 INFO L205 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@7411f1da and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 01.01 10:10:19, skipping insertion in model container [2019-01-01 22:10:19,386 INFO L102 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2019-01-01 22:10:19,387 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 01.01 10:10:19" (3/3) ... [2019-01-01 22:10:19,388 INFO L375 chiAutomizerObserver]: Analyzing ICFG kbfiltr_simpl2_false-unreach-call_true-valid-memsafety_true-termination.cil.c [2019-01-01 22:10:19,445 INFO L133 ementStrategyFactory]: Using default assertion order modulation [2019-01-01 22:10:19,446 INFO L374 BuchiCegarLoop]: Interprodecural is true [2019-01-01 22:10:19,446 INFO L375 BuchiCegarLoop]: Hoare is false [2019-01-01 22:10:19,446 INFO L376 BuchiCegarLoop]: Compute interpolants for ForwardPredicates [2019-01-01 22:10:19,446 INFO L377 BuchiCegarLoop]: Backedges is STRAIGHT_LINE [2019-01-01 22:10:19,446 INFO L378 BuchiCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2019-01-01 22:10:19,446 INFO L379 BuchiCegarLoop]: Difference is false [2019-01-01 22:10:19,447 INFO L380 BuchiCegarLoop]: Minimize is MINIMIZE_SEVPA [2019-01-01 22:10:19,447 INFO L383 BuchiCegarLoop]: ======== Iteration 0==of CEGAR loop == BuchiCegarLoop======== [2019-01-01 22:10:19,474 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 300 states. [2019-01-01 22:10:19,529 INFO L131 ngComponentsAnalysis]: Automaton has 0 accepting balls. 0 [2019-01-01 22:10:19,529 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is true [2019-01-01 22:10:19,535 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer CFG 01.01 10:10:19 BoogieIcfgContainer [2019-01-01 22:10:19,535 INFO L132 PluginConnector]: ------------------------ END BuchiAutomizer---------------------------- [2019-01-01 22:10:19,535 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2019-01-01 22:10:19,535 INFO L271 PluginConnector]: Initializing Witness Printer... [2019-01-01 22:10:19,536 INFO L276 PluginConnector]: Witness Printer initialized [2019-01-01 22:10:19,536 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 01.01 10:10:19" (3/4) ... [2019-01-01 22:10:19,540 INFO L147 WitnessPrinter]: No result that supports witness generation found [2019-01-01 22:10:19,540 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2019-01-01 22:10:19,541 INFO L168 Benchmark]: Toolchain (without parser) took 3344.96 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 143.1 MB). Free memory was 951.4 MB in the beginning and 1.0 GB in the end (delta: -61.4 MB). Peak memory consumption was 81.7 MB. Max. memory is 11.5 GB. [2019-01-01 22:10:19,543 INFO L168 Benchmark]: CDTParser took 0.83 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 22:10:19,543 INFO L168 Benchmark]: CACSL2BoogieTranslator took 550.52 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 22:10:19,544 INFO L168 Benchmark]: Boogie Procedure Inliner took 210.55 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 143.1 MB). Free memory was 929.9 MB in the beginning and 1.1 GB in the end (delta: -201.5 MB). Peak memory consumption was 14.3 MB. Max. memory is 11.5 GB. [2019-01-01 22:10:19,545 INFO L168 Benchmark]: Boogie Preprocessor took 101.91 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 6.7 MB). Peak memory consumption was 6.7 MB. Max. memory is 11.5 GB. [2019-01-01 22:10:19,546 INFO L168 Benchmark]: RCFGBuilder took 2317.37 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.0 GB in the end (delta: 98.6 MB). Peak memory consumption was 98.6 MB. Max. memory is 11.5 GB. [2019-01-01 22:10:19,547 INFO L168 Benchmark]: BuchiAutomizer took 154.98 ms. Allocated memory is still 1.2 GB. Free memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 13.3 MB). Peak memory consumption was 13.3 MB. Max. memory is 11.5 GB. [2019-01-01 22:10:19,548 INFO L168 Benchmark]: Witness Printer took 4.97 ms. Allocated memory is still 1.2 GB. Free memory is still 1.0 GB. There was no memory consumed. Max. memory is 11.5 GB. [2019-01-01 22:10:19,553 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.83 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 550.52 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 210.55 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 143.1 MB). Free memory was 929.9 MB in the beginning and 1.1 GB in the end (delta: -201.5 MB). Peak memory consumption was 14.3 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 101.91 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 6.7 MB). Peak memory consumption was 6.7 MB. Max. memory is 11.5 GB. * RCFGBuilder took 2317.37 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.0 GB in the end (delta: 98.6 MB). Peak memory consumption was 98.6 MB. Max. memory is 11.5 GB. * BuchiAutomizer took 154.98 ms. Allocated memory is still 1.2 GB. Free memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 13.3 MB). Peak memory consumption was 13.3 MB. Max. memory is 11.5 GB. * Witness Printer took 4.97 ms. Allocated memory is still 1.2 GB. Free memory is still 1.0 GB. 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...