java -ea -Xmx4000000000 -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 ../../../trunk/examples/toolchains/C-BPP.xml -s ../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Default.epf -i ../../../trunk/examples/svcomp/float-benchs/filter2_true-unreach-call_true-termination.c -------------------------------------------------------------------------------- This is Ultimate 0.1.23-5eb5db4 [2018-10-16 09:26:22,627 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-10-16 09:26:22,632 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-10-16 09:26:22,653 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-10-16 09:26:22,653 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-10-16 09:26:22,660 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-10-16 09:26:22,661 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-10-16 09:26:22,664 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-10-16 09:26:22,666 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-10-16 09:26:22,672 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-10-16 09:26:22,673 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-10-16 09:26:22,673 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-10-16 09:26:22,678 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-10-16 09:26:22,678 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-10-16 09:26:22,688 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-10-16 09:26:22,689 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-10-16 09:26:22,689 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-10-16 09:26:22,694 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-10-16 09:26:22,695 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-10-16 09:26:22,703 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-10-16 09:26:22,704 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-10-16 09:26:22,706 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-10-16 09:26:22,707 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-10-16 09:26:22,707 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-10-16 09:26:22,707 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-10-16 09:26:22,712 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-10-16 09:26:22,713 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-10-16 09:26:22,714 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-10-16 09:26:22,714 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-10-16 09:26:22,719 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-10-16 09:26:22,721 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-10-16 09:26:22,721 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-10-16 09:26:22,722 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-10-16 09:26:22,722 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-10-16 09:26:22,722 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-10-16 09:26:22,723 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-10-16 09:26:22,723 INFO L98 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Default.epf [2018-10-16 09:26:22,756 INFO L110 SettingsManager]: Loading preferences was successful [2018-10-16 09:26:22,757 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-10-16 09:26:22,758 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-10-16 09:26:22,758 INFO L133 SettingsManager]: * to procedures, called more than once=true [2018-10-16 09:26:22,758 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-10-16 09:26:22,758 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-10-16 09:26:22,759 INFO L133 SettingsManager]: * Use SBE=true [2018-10-16 09:26:22,760 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-10-16 09:26:22,761 INFO L133 SettingsManager]: * sizeof long=4 [2018-10-16 09:26:22,761 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-10-16 09:26:22,761 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-10-16 09:26:22,761 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-10-16 09:26:22,761 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-10-16 09:26:22,761 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-10-16 09:26:22,761 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-10-16 09:26:22,764 INFO L133 SettingsManager]: * sizeof long double=12 [2018-10-16 09:26:22,764 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-10-16 09:26:22,764 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-10-16 09:26:22,764 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-10-16 09:26:22,764 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-10-16 09:26:22,764 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-10-16 09:26:22,765 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-10-16 09:26:22,765 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-10-16 09:26:22,765 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-10-16 09:26:22,765 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-10-16 09:26:22,765 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-10-16 09:26:22,765 INFO L133 SettingsManager]: * Trace refinement strategy=CAMEL [2018-10-16 09:26:22,765 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-10-16 09:26:22,765 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-10-16 09:26:22,766 INFO L133 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2018-10-16 09:26:22,849 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-10-16 09:26:22,868 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-10-16 09:26:22,873 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-10-16 09:26:22,877 INFO L271 PluginConnector]: Initializing CDTParser... [2018-10-16 09:26:22,877 INFO L276 PluginConnector]: CDTParser initialized [2018-10-16 09:26:22,878 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/float-benchs/filter2_true-unreach-call_true-termination.c [2018-10-16 09:26:22,980 INFO L218 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/76d781168/0bcc2cd6a1454c96976d22b0345f3a13/FLAG426c79036 [2018-10-16 09:26:23,633 INFO L298 CDTParser]: Found 1 translation units. [2018-10-16 09:26:23,634 INFO L158 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/float-benchs/filter2_true-unreach-call_true-termination.c [2018-10-16 09:26:23,644 INFO L346 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/76d781168/0bcc2cd6a1454c96976d22b0345f3a13/FLAG426c79036 [2018-10-16 09:26:23,673 INFO L354 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/76d781168/0bcc2cd6a1454c96976d22b0345f3a13 [2018-10-16 09:26:23,691 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-10-16 09:26:23,692 INFO L131 ToolchainWalker]: Walking toolchain with 2 elements. [2018-10-16 09:26:23,698 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-10-16 09:26:23,698 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-10-16 09:26:23,704 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-10-16 09:26:23,706 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 16.10 09:26:23" (1/1) ... [2018-10-16 09:26:23,711 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5a757ac8 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.10 09:26:23, skipping insertion in model container [2018-10-16 09:26:23,711 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 16.10 09:26:23" (1/1) ... [2018-10-16 09:26:23,727 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-10-16 09:26:23,773 INFO L174 MainTranslator]: Built tables and reachable declarations [2018-10-16 09:26:24,124 INFO L202 PostProcessor]: Analyzing one entry point: main [2018-10-16 09:26:24,131 INFO L189 MainTranslator]: Completed pre-run [2018-10-16 09:26:24,175 INFO L202 PostProcessor]: Analyzing one entry point: main [2018-10-16 09:26:24,203 INFO L193 MainTranslator]: Completed translation [2018-10-16 09:26:24,204 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.10 09:26:24 WrapperNode [2018-10-16 09:26:24,204 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-10-16 09:26:24,204 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-10-16 09:26:24,207 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-10-16 09:26:24,207 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-10-16 09:26:24,232 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.10 09:26:24" (1/1) ... [2018-10-16 09:26:24,233 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.10 09:26:24" (1/1) ... [2018-10-16 09:26:24,244 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.10 09:26:24" (1/1) ... [2018-10-16 09:26:24,245 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.10 09:26:24" (1/1) ... [2018-10-16 09:26:24,254 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.10 09:26:24" (1/1) ... [2018-10-16 09:26:24,267 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.10 09:26:24" (1/1) ... [2018-10-16 09:26:24,268 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.10 09:26:24" (1/1) ... [2018-10-16 09:26:24,279 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-10-16 09:26:24,287 INFO L168 Benchmark]: Toolchain (without parser) took 595.52 ms. Allocated memory is still 2.0 GB. Free memory was 1.9 GB in the beginning and 1.9 GB in the end (delta: 11.3 MB). Peak memory consumption was 11.3 MB. Max. memory is 3.9 GB. [2018-10-16 09:26:24,289 INFO L168 Benchmark]: CDTParser took 0.13 ms. Allocated memory is still 2.0 GB. Free memory is still 2.0 GB. There was no memory consumed. Max. memory is 3.9 GB. [2018-10-16 09:26:24,290 INFO L168 Benchmark]: CACSL2BoogieTranslator took 506.18 ms. Allocated memory is still 2.0 GB. Free memory was 1.9 GB in the beginning and 1.9 GB in the end (delta: 11.3 MB). Peak memory consumption was 11.3 MB. Max. memory is 3.9 GB. [2018-10-16 09:26:24,291 INFO L168 Benchmark]: Boogie Preprocessor took 80.23 ms. Allocated memory is still 2.0 GB. Free memory is still 1.9 GB. There was no memory consumed. Max. memory is 3.9 GB. [2018-10-16 09:26:24,297 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - GenericResult: Assertions are enabled Assertions are enabled - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.13 ms. Allocated memory is still 2.0 GB. Free memory is still 2.0 GB. There was no memory consumed. Max. memory is 3.9 GB. * CACSL2BoogieTranslator took 506.18 ms. Allocated memory is still 2.0 GB. Free memory was 1.9 GB in the beginning and 1.9 GB in the end (delta: 11.3 MB). Peak memory consumption was 11.3 MB. Max. memory is 3.9 GB. * Boogie Preprocessor took 80.23 ms. Allocated memory is still 2.0 GB. Free memory is still 1.9 GB. There was no memory consumed. Max. memory is 3.9 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...