./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 0ed9222f 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 0.1.24-0ed9222-m [2019-01-14 02:52:23,888 INFO L170 SettingsManager]: Resetting all preferences to default values... [2019-01-14 02:52:23,890 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2019-01-14 02:52:23,901 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-01-14 02:52:23,902 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-01-14 02:52:23,903 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-01-14 02:52:23,904 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-01-14 02:52:23,906 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2019-01-14 02:52:23,907 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-01-14 02:52:23,908 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-01-14 02:52:23,909 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-01-14 02:52:23,909 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-01-14 02:52:23,910 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-01-14 02:52:23,911 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-01-14 02:52:23,912 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-01-14 02:52:23,913 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-01-14 02:52:23,914 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-01-14 02:52:23,916 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-01-14 02:52:23,918 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2019-01-14 02:52:23,920 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-01-14 02:52:23,921 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-01-14 02:52:23,922 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-01-14 02:52:23,924 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-01-14 02:52:23,928 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-01-14 02:52:23,928 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-01-14 02:52:23,929 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-01-14 02:52:23,932 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-01-14 02:52:23,932 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-01-14 02:52:23,933 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2019-01-14 02:52:23,935 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-01-14 02:52:23,937 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2019-01-14 02:52:23,938 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-01-14 02:52:23,938 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-01-14 02:52:23,938 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2019-01-14 02:52:23,941 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2019-01-14 02:52:23,942 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2019-01-14 02:52:23,944 INFO L98 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Termination-32bit-Automizer_Default.epf [2019-01-14 02:52:23,975 INFO L110 SettingsManager]: Loading preferences was successful [2019-01-14 02:52:23,976 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2019-01-14 02:52:23,978 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-01-14 02:52:23,979 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2019-01-14 02:52:23,979 INFO L133 SettingsManager]: * Use SBE=true [2019-01-14 02:52:23,980 INFO L131 SettingsManager]: Preferences of BuchiAutomizer differ from their defaults: [2019-01-14 02:52:23,980 INFO L133 SettingsManager]: * NCSB implementation=INTSET_LAZY3 [2019-01-14 02:52:23,981 INFO L133 SettingsManager]: * Use old map elimination=false [2019-01-14 02:52:23,981 INFO L133 SettingsManager]: * Use external solver (rank synthesis)=false [2019-01-14 02:52:23,981 INFO L133 SettingsManager]: * Use only trivial implications for array writes=true [2019-01-14 02:52:23,981 INFO L133 SettingsManager]: * Rank analysis=LINEAR_WITH_GUESSES [2019-01-14 02:52:23,982 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-01-14 02:52:23,982 INFO L133 SettingsManager]: * sizeof long=4 [2019-01-14 02:52:23,982 INFO L133 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2019-01-14 02:52:23,982 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2019-01-14 02:52:23,983 INFO L133 SettingsManager]: * sizeof POINTER=4 [2019-01-14 02:52:23,983 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2019-01-14 02:52:23,984 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=ASSUME [2019-01-14 02:52:23,984 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=ASSUME [2019-01-14 02:52:23,984 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=ASSUME [2019-01-14 02:52:23,984 INFO L133 SettingsManager]: * sizeof long double=12 [2019-01-14 02:52:23,984 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2019-01-14 02:52:23,984 INFO L133 SettingsManager]: * Assume nondeterminstic values are in range=false [2019-01-14 02:52:23,985 INFO L133 SettingsManager]: * Use constant arrays=true [2019-01-14 02:52:23,985 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=ASSUME [2019-01-14 02:52:23,985 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-01-14 02:52:23,985 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-01-14 02:52:23,985 INFO L133 SettingsManager]: * To the following directory=/home/matthias/ultimate/dump [2019-01-14 02:52:23,985 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-01-14 02:52:23,986 INFO L133 SettingsManager]: * Trace refinement strategy=CAMEL [2019-01-14 02:52:23,989 INFO L133 SettingsManager]: * Dump automata to the following directory=/home/matthias/ultimate/dump/auto [2019-01-14 02:52:23,990 INFO L131 SettingsManager]: Preferences of IcfgTransformer differ from their defaults: [2019-01-14 02:52:23,990 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 [2019-01-14 02:52:24,047 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-01-14 02:52:24,061 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-01-14 02:52:24,067 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-01-14 02:52:24,069 INFO L271 PluginConnector]: Initializing CDTParser... [2019-01-14 02:52:24,069 INFO L276 PluginConnector]: CDTParser initialized [2019-01-14 02:52:24,070 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/svcomp/c/ntdrivers-simplified/kbfiltr_simpl2_false-unreach-call_true-valid-memsafety_true-termination.cil.c [2019-01-14 02:52:24,123 INFO L221 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/83a2dc40d/5a0d873fcacb43f09bb5c7b5c3d26397/FLAG35e3b710e [2019-01-14 02:52:24,612 INFO L307 CDTParser]: Found 1 translation units. [2019-01-14 02:52:24,613 INFO L161 CDTParser]: Scanning /storage/repos/svcomp/c/ntdrivers-simplified/kbfiltr_simpl2_false-unreach-call_true-valid-memsafety_true-termination.cil.c [2019-01-14 02:52:24,627 INFO L355 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/83a2dc40d/5a0d873fcacb43f09bb5c7b5c3d26397/FLAG35e3b710e [2019-01-14 02:52:24,938 INFO L363 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/83a2dc40d/5a0d873fcacb43f09bb5c7b5c3d26397 [2019-01-14 02:52:24,942 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-01-14 02:52:24,943 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2019-01-14 02:52:24,944 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-01-14 02:52:24,944 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-01-14 02:52:24,949 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2019-01-14 02:52:24,950 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.01 02:52:24" (1/1) ... [2019-01-14 02:52:24,953 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1b175b27 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.01 02:52:24, skipping insertion in model container [2019-01-14 02:52:24,953 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.01 02:52:24" (1/1) ... [2019-01-14 02:52:24,963 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-01-14 02:52:25,020 INFO L176 MainTranslator]: Built tables and reachable declarations [2019-01-14 02:52:25,356 INFO L208 PostProcessor]: Analyzing one entry point: main [2019-01-14 02:52:25,363 INFO L191 MainTranslator]: Completed pre-run [2019-01-14 02:52:25,458 INFO L208 PostProcessor]: Analyzing one entry point: main [2019-01-14 02:52:25,480 INFO L195 MainTranslator]: Completed translation [2019-01-14 02:52:25,480 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.01 02:52:25 WrapperNode [2019-01-14 02:52:25,481 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-01-14 02:52:25,481 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-01-14 02:52:25,482 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-01-14 02:52:25,482 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2019-01-14 02:52:25,555 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.01 02:52:25" (1/1) ... [2019-01-14 02:52:25,578 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.01 02:52:25" (1/1) ... [2019-01-14 02:52:25,662 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-01-14 02:52:25,662 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-01-14 02:52:25,662 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-01-14 02:52:25,663 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2019-01-14 02:52:25,673 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.01 02:52:25" (1/1) ... [2019-01-14 02:52:25,673 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.01 02:52:25" (1/1) ... [2019-01-14 02:52:25,682 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.01 02:52:25" (1/1) ... [2019-01-14 02:52:25,682 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.01 02:52:25" (1/1) ... [2019-01-14 02:52:25,711 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.01 02:52:25" (1/1) ... [2019-01-14 02:52:25,737 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.01 02:52:25" (1/1) ... [2019-01-14 02:52:25,745 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.01 02:52:25" (1/1) ... [2019-01-14 02:52:25,753 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-01-14 02:52:25,753 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-01-14 02:52:25,753 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-01-14 02:52:25,754 INFO L276 PluginConnector]: RCFGBuilder initialized [2019-01-14 02:52:25,754 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.01 02:52:25" (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 [2019-01-14 02:52:25,826 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-01-14 02:52:25,826 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-01-14 02:52:26,059 WARN L745 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2019-01-14 02:52:26,075 WARN L745 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2019-01-14 02:52:26,095 WARN L745 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2019-01-14 02:52:26,110 WARN L745 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2019-01-14 02:52:26,119 WARN L745 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2019-01-14 02:52:26,129 WARN L745 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2019-01-14 02:52:26,138 WARN L745 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2019-01-14 02:52:26,143 WARN L745 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2019-01-14 02:52:26,147 WARN L745 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2019-01-14 02:52:26,154 WARN L745 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2019-01-14 02:52:26,160 WARN L745 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2019-01-14 02:52:26,173 WARN L745 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2019-01-14 02:52:27,895 INFO L695 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##249: assume false; [2019-01-14 02:52:27,895 INFO L695 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##250: assume !false; [2019-01-14 02:52:27,895 INFO L695 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##279: assume false; [2019-01-14 02:52:27,896 INFO L695 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##280: assume !false; [2019-01-14 02:52:27,896 INFO L695 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##219: assume false; [2019-01-14 02:52:27,896 INFO L695 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##220: assume !false; [2019-01-14 02:52:27,896 INFO L695 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##302: assume !false; [2019-01-14 02:52:27,896 INFO L695 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##301: assume false; [2019-01-14 02:52:27,897 INFO L695 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##322: assume !false; [2019-01-14 02:52:27,897 INFO L695 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##321: assume false; [2019-01-14 02:52:27,897 INFO L695 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##85: assume !false; [2019-01-14 02:52:27,897 INFO L695 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##84: assume false; [2019-01-14 02:52:27,898 INFO L695 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##191: assume false; [2019-01-14 02:52:27,898 INFO L695 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##192: assume !false; [2019-01-14 02:52:27,898 INFO L695 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##46: assume !false; [2019-01-14 02:52:27,898 INFO L695 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##45: assume false; [2019-01-14 02:52:27,898 INFO L695 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##140: assume false; [2019-01-14 02:52:27,899 INFO L695 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##141: assume !false; [2019-01-14 02:52:27,899 INFO L695 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##389: assume !false; [2019-01-14 02:52:27,899 INFO L695 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##388: assume false; [2019-01-14 02:52:27,899 INFO L695 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##18: assume false; [2019-01-14 02:52:27,899 INFO L695 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##19: assume !false; [2019-01-14 02:52:27,900 INFO L695 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##162: assume !false; [2019-01-14 02:52:27,900 INFO L695 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##161: assume false; [2019-01-14 02:52:27,901 INFO L281 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-01-14 02:52:27,902 INFO L286 CfgBuilder]: Removed 154 assue(true) statements. [2019-01-14 02:52:27,903 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.01 02:52:27 BoogieIcfgContainer [2019-01-14 02:52:27,903 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-01-14 02:52:27,904 INFO L113 PluginConnector]: ------------------------BuchiAutomizer---------------------------- [2019-01-14 02:52:27,904 INFO L271 PluginConnector]: Initializing BuchiAutomizer... [2019-01-14 02:52:27,907 INFO L276 PluginConnector]: BuchiAutomizer initialized [2019-01-14 02:52:27,909 INFO L102 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2019-01-14 02:52:27,910 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "CDTParser AST 14.01 02:52:24" (1/3) ... [2019-01-14 02:52:27,911 INFO L205 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@754d711a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 14.01 02:52:27, skipping insertion in model container [2019-01-14 02:52:27,911 INFO L102 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2019-01-14 02:52:27,911 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.01 02:52:25" (2/3) ... [2019-01-14 02:52:27,912 INFO L205 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@754d711a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 14.01 02:52:27, skipping insertion in model container [2019-01-14 02:52:27,912 INFO L102 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2019-01-14 02:52:27,912 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.01 02:52:27" (3/3) ... [2019-01-14 02:52:27,916 INFO L375 chiAutomizerObserver]: Analyzing ICFG kbfiltr_simpl2_false-unreach-call_true-valid-memsafety_true-termination.cil.c [2019-01-14 02:52:27,970 INFO L133 ementStrategyFactory]: Using default assertion order modulation [2019-01-14 02:52:27,970 INFO L374 BuchiCegarLoop]: Interprodecural is true [2019-01-14 02:52:27,970 INFO L375 BuchiCegarLoop]: Hoare is false [2019-01-14 02:52:27,971 INFO L376 BuchiCegarLoop]: Compute interpolants for ForwardPredicates [2019-01-14 02:52:27,971 INFO L377 BuchiCegarLoop]: Backedges is STRAIGHT_LINE [2019-01-14 02:52:27,971 INFO L378 BuchiCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2019-01-14 02:52:27,971 INFO L379 BuchiCegarLoop]: Difference is false [2019-01-14 02:52:27,972 INFO L380 BuchiCegarLoop]: Minimize is MINIMIZE_SEVPA [2019-01-14 02:52:27,972 INFO L383 BuchiCegarLoop]: ======== Iteration 0==of CEGAR loop == BuchiCegarLoop======== [2019-01-14 02:52:27,998 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 300 states. [2019-01-14 02:52:28,045 INFO L131 ngComponentsAnalysis]: Automaton has 0 accepting balls. 0 [2019-01-14 02:52:28,046 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is true [2019-01-14 02:52:28,051 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer CFG 14.01 02:52:28 BoogieIcfgContainer [2019-01-14 02:52:28,052 INFO L132 PluginConnector]: ------------------------ END BuchiAutomizer---------------------------- [2019-01-14 02:52:28,052 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2019-01-14 02:52:28,052 INFO L271 PluginConnector]: Initializing Witness Printer... [2019-01-14 02:52:28,052 INFO L276 PluginConnector]: Witness Printer initialized [2019-01-14 02:52:28,054 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.01 02:52:27" (3/4) ... [2019-01-14 02:52:28,057 INFO L147 WitnessPrinter]: No result that supports witness generation found [2019-01-14 02:52:28,057 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2019-01-14 02:52:28,058 INFO L168 Benchmark]: Toolchain (without parser) took 3115.85 ms. Allocated memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: 68.2 MB). Free memory was 952.7 MB in the beginning and 935.9 MB in the end (delta: 16.8 MB). Peak memory consumption was 84.9 MB. Max. memory is 11.5 GB. [2019-01-14 02:52:28,060 INFO L168 Benchmark]: CDTParser took 0.15 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. [2019-01-14 02:52:28,061 INFO L168 Benchmark]: CACSL2BoogieTranslator took 536.85 ms. Allocated memory is still 1.0 GB. Free memory was 952.7 MB in the beginning and 929.8 MB in the end (delta: 22.8 MB). Peak memory consumption was 22.8 MB. Max. memory is 11.5 GB. [2019-01-14 02:52:28,062 INFO L168 Benchmark]: Boogie Procedure Inliner took 180.50 ms. Allocated memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: 68.2 MB). Free memory was 929.8 MB in the beginning and 1.1 GB in the end (delta: -123.8 MB). Peak memory consumption was 14.2 MB. Max. memory is 11.5 GB. [2019-01-14 02:52:28,063 INFO L168 Benchmark]: Boogie Preprocessor took 90.71 ms. Allocated memory is still 1.1 GB. Free memory was 1.1 GB in the beginning and 1.0 GB in the end (delta: 7.0 MB). Peak memory consumption was 7.0 MB. Max. memory is 11.5 GB. [2019-01-14 02:52:28,064 INFO L168 Benchmark]: RCFGBuilder took 2150.14 ms. Allocated memory is still 1.1 GB. Free memory was 1.0 GB in the beginning and 942.9 MB in the end (delta: 103.7 MB). Peak memory consumption was 103.7 MB. Max. memory is 11.5 GB. [2019-01-14 02:52:28,065 INFO L168 Benchmark]: BuchiAutomizer took 147.82 ms. Allocated memory is still 1.1 GB. Free memory was 942.9 MB in the beginning and 935.9 MB in the end (delta: 7.0 MB). Peak memory consumption was 7.0 MB. Max. memory is 11.5 GB. [2019-01-14 02:52:28,066 INFO L168 Benchmark]: Witness Printer took 5.30 ms. Allocated memory is still 1.1 GB. Free memory is still 935.9 MB. There was no memory consumed. Max. memory is 11.5 GB. [2019-01-14 02:52:28,071 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.15 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 536.85 ms. Allocated memory is still 1.0 GB. Free memory was 952.7 MB in the beginning and 929.8 MB in the end (delta: 22.8 MB). Peak memory consumption was 22.8 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 180.50 ms. Allocated memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: 68.2 MB). Free memory was 929.8 MB in the beginning and 1.1 GB in the end (delta: -123.8 MB). Peak memory consumption was 14.2 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 90.71 ms. Allocated memory is still 1.1 GB. Free memory was 1.1 GB in the beginning and 1.0 GB in the end (delta: 7.0 MB). Peak memory consumption was 7.0 MB. Max. memory is 11.5 GB. * RCFGBuilder took 2150.14 ms. Allocated memory is still 1.1 GB. Free memory was 1.0 GB in the beginning and 942.9 MB in the end (delta: 103.7 MB). Peak memory consumption was 103.7 MB. Max. memory is 11.5 GB. * BuchiAutomizer took 147.82 ms. Allocated memory is still 1.1 GB. Free memory was 942.9 MB in the beginning and 935.9 MB in the end (delta: 7.0 MB). Peak memory consumption was 7.0 MB. Max. memory is 11.5 GB. * Witness Printer took 5.30 ms. Allocated memory is still 1.1 GB. Free memory is still 935.9 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...