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_iterated_true-unreach-call.c -------------------------------------------------------------------------------- This is Ultimate 0.1.23-01ede7f [2018-11-11 19:35:26,502 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-11-11 19:35:26,507 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-11-11 19:35:26,542 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-11-11 19:35:26,543 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-11-11 19:35:26,547 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-11-11 19:35:26,548 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-11-11 19:35:26,554 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-11-11 19:35:26,559 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-11-11 19:35:26,563 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-11-11 19:35:26,566 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-11-11 19:35:26,566 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-11-11 19:35:26,573 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-11-11 19:35:26,576 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-11-11 19:35:26,586 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-11-11 19:35:26,587 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-11-11 19:35:26,588 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-11-11 19:35:26,598 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-11-11 19:35:26,600 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-11-11 19:35:26,608 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-11-11 19:35:26,610 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-11-11 19:35:26,614 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-11-11 19:35:26,622 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... 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[2018-11-11 19:35:26,647 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-11-11 19:35:26,647 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-11-11 19:35:26,649 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-11-11 19:35:26,649 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-11-11 19:35:26,650 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 [2018-11-11 19:35:26,696 INFO L110 SettingsManager]: Loading preferences was successful [2018-11-11 19:35:26,697 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-11-11 19:35:26,703 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-11-11 19:35:26,703 INFO L133 SettingsManager]: * to procedures, called more than once=true [2018-11-11 19:35:26,704 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-11-11 19:35:26,704 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-11-11 19:35:26,706 INFO L133 SettingsManager]: * Use SBE=true [2018-11-11 19:35:26,706 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-11-11 19:35:26,706 INFO L133 SettingsManager]: * sizeof long=4 [2018-11-11 19:35:26,706 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-11-11 19:35:26,706 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-11-11 19:35:26,707 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-11-11 19:35:26,707 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-11-11 19:35:26,707 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-11-11 19:35:26,707 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-11-11 19:35:26,712 INFO L133 SettingsManager]: * sizeof long double=12 [2018-11-11 19:35:26,712 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-11-11 19:35:26,712 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-11-11 19:35:26,713 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-11-11 19:35:26,713 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-11-11 19:35:26,713 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-11-11 19:35:26,713 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-11-11 19:35:26,713 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-11-11 19:35:26,714 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-11-11 19:35:26,714 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-11-11 19:35:26,714 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-11-11 19:35:26,714 INFO L133 SettingsManager]: * Trace refinement strategy=CAMEL [2018-11-11 19:35:26,714 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-11-11 19:35:26,721 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-11-11 19:35:26,721 INFO L133 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2018-11-11 19:35:26,859 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-11-11 19:35:26,894 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-11-11 19:35:26,904 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-11-11 19:35:26,909 INFO L271 PluginConnector]: Initializing CDTParser... [2018-11-11 19:35:26,910 INFO L276 PluginConnector]: CDTParser initialized [2018-11-11 19:35:26,914 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/float-benchs/filter2_iterated_true-unreach-call.c [2018-11-11 19:35:27,062 INFO L218 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/64d1e3594/646cedc928f04525869d086b5368f408/FLAGfea61d4cc [2018-11-11 19:35:28,167 INFO L298 CDTParser]: Found 1 translation units. [2018-11-11 19:35:28,167 INFO L158 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/float-benchs/filter2_iterated_true-unreach-call.c [2018-11-11 19:35:28,190 INFO L346 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/64d1e3594/646cedc928f04525869d086b5368f408/FLAGfea61d4cc [2018-11-11 19:35:28,221 INFO L354 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/64d1e3594/646cedc928f04525869d086b5368f408 [2018-11-11 19:35:28,247 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-11-11 19:35:28,252 INFO L131 ToolchainWalker]: Walking toolchain with 2 elements. [2018-11-11 19:35:28,255 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-11-11 19:35:28,255 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-11-11 19:35:28,271 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-11-11 19:35:28,273 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 11.11 07:35:28" (1/1) ... [2018-11-11 19:35:28,281 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4a48bb85 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 07:35:28, skipping insertion in model container [2018-11-11 19:35:28,282 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 11.11 07:35:28" (1/1) ... [2018-11-11 19:35:28,306 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-11-11 19:35:28,373 INFO L174 MainTranslator]: Built tables and reachable declarations [2018-11-11 19:35:28,898 INFO L201 PostProcessor]: Analyzing one entry point: main [2018-11-11 19:35:28,922 INFO L189 MainTranslator]: Completed pre-run [2018-11-11 19:35:29,042 INFO L201 PostProcessor]: Analyzing one entry point: main [2018-11-11 19:35:29,110 INFO L193 MainTranslator]: Completed translation [2018-11-11 19:35:29,110 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 07:35:29 WrapperNode [2018-11-11 19:35:29,111 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-11-11 19:35:29,112 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-11-11 19:35:29,112 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-11-11 19:35:29,112 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-11-11 19:35:29,130 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 07:35:29" (1/1) ... [2018-11-11 19:35:29,130 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 07:35:29" (1/1) ... [2018-11-11 19:35:29,154 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 07:35:29" (1/1) ... [2018-11-11 19:35:29,155 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 07:35:29" (1/1) ... [2018-11-11 19:35:29,234 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 07:35:29" (1/1) ... [2018-11-11 19:35:29,258 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 07:35:29" (1/1) ... [2018-11-11 19:35:29,260 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 07:35:29" (1/1) ... [2018-11-11 19:35:29,277 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-11-11 19:35:29,282 INFO L168 Benchmark]: Toolchain (without parser) took 1034.21 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. [2018-11-11 19:35:29,293 INFO L168 Benchmark]: CDTParser took 0.40 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. [2018-11-11 19:35:29,294 INFO L168 Benchmark]: CACSL2BoogieTranslator took 856.34 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. [2018-11-11 19:35:29,295 INFO L168 Benchmark]: Boogie Preprocessor took 165.31 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. [2018-11-11 19:35:29,308 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 0.40 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 856.34 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 165.31 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...