java -ea -Xmx2000000000 -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/inv_square_true-unreach-call_true-termination.c -------------------------------------------------------------------------------- This is Ultimate 0.1.23-30949e8 [2018-10-05 19:05:16,843 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-10-05 19:05:16,849 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-10-05 19:05:16,878 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-10-05 19:05:16,878 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-10-05 19:05:16,883 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-10-05 19:05:16,884 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-10-05 19:05:16,889 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-10-05 19:05:16,892 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-10-05 19:05:16,895 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-10-05 19:05:16,895 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-10-05 19:05:16,899 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-10-05 19:05:16,902 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-10-05 19:05:16,903 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-10-05 19:05:16,913 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-10-05 19:05:16,915 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-10-05 19:05:16,916 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-10-05 19:05:16,921 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-10-05 19:05:16,929 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-10-05 19:05:16,930 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-10-05 19:05:16,935 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-10-05 19:05:16,939 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-10-05 19:05:16,941 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... 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[2018-10-05 19:05:16,967 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 [2018-10-05 19:05:17,003 INFO L110 SettingsManager]: Loading preferences was successful [2018-10-05 19:05:17,004 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-10-05 19:05:17,005 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-10-05 19:05:17,005 INFO L133 SettingsManager]: * to procedures, called more than once=true [2018-10-05 19:05:17,012 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-10-05 19:05:17,012 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-10-05 19:05:17,013 INFO L133 SettingsManager]: * Use SBE=true [2018-10-05 19:05:17,013 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-10-05 19:05:17,014 INFO L133 SettingsManager]: * sizeof long=4 [2018-10-05 19:05:17,014 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-10-05 19:05:17,017 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-10-05 19:05:17,017 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-10-05 19:05:17,017 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-10-05 19:05:17,017 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-10-05 19:05:17,018 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-10-05 19:05:17,018 INFO L133 SettingsManager]: * sizeof long double=12 [2018-10-05 19:05:17,018 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-10-05 19:05:17,018 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-10-05 19:05:17,018 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-10-05 19:05:17,019 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-10-05 19:05:17,019 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-10-05 19:05:17,019 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-10-05 19:05:17,019 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-10-05 19:05:17,019 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-10-05 19:05:17,019 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-10-05 19:05:17,020 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-10-05 19:05:17,021 INFO L133 SettingsManager]: * Trace refinement strategy=CAMEL [2018-10-05 19:05:17,021 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-10-05 19:05:17,021 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-10-05 19:05:17,021 INFO L133 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2018-10-05 19:05:17,124 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-10-05 19:05:17,157 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-10-05 19:05:17,163 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-10-05 19:05:17,169 INFO L271 PluginConnector]: Initializing CDTParser... [2018-10-05 19:05:17,169 INFO L276 PluginConnector]: CDTParser initialized [2018-10-05 19:05:17,171 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/float-benchs/inv_square_true-unreach-call_true-termination.c [2018-10-05 19:05:17,741 INFO L221 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/dd5daa8f5/f3bd97ea31b7431bb0166eeeadf354d4/FLAG0377787be [2018-10-05 19:05:18,142 INFO L277 CDTParser]: Found 1 translation units. [2018-10-05 19:05:18,142 INFO L159 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/float-benchs/inv_square_true-unreach-call_true-termination.c [2018-10-05 19:05:18,159 INFO L325 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/dd5daa8f5/f3bd97ea31b7431bb0166eeeadf354d4/FLAG0377787be [2018-10-05 19:05:18,196 INFO L333 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/dd5daa8f5/f3bd97ea31b7431bb0166eeeadf354d4 [2018-10-05 19:05:18,208 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-10-05 19:05:18,218 INFO L131 ToolchainWalker]: Walking toolchain with 2 elements. [2018-10-05 19:05:18,222 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-10-05 19:05:18,222 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-10-05 19:05:18,232 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-10-05 19:05:18,237 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 05.10 07:05:18" (1/1) ... [2018-10-05 19:05:18,240 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3a79f831 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.10 07:05:18, skipping insertion in model container [2018-10-05 19:05:18,240 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 05.10 07:05:18" (1/1) ... [2018-10-05 19:05:18,269 INFO L147 MainTranslator]: Starting translation in SV-COMP mode [2018-10-05 19:05:18,315 INFO L176 MainTranslator]: Built tables and reachable declarations [2018-10-05 19:05:18,708 INFO L202 PostProcessor]: Analyzing one entry point: main [2018-10-05 19:05:18,721 INFO L191 MainTranslator]: Completed pre-run [2018-10-05 19:05:18,761 INFO L202 PostProcessor]: Analyzing one entry point: main [2018-10-05 19:05:18,797 INFO L195 MainTranslator]: Completed translation [2018-10-05 19:05:18,798 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.10 07:05:18 WrapperNode [2018-10-05 19:05:18,798 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-10-05 19:05:18,799 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-10-05 19:05:18,800 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-10-05 19:05:18,802 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-10-05 19:05:18,830 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.10 07:05:18" (1/1) ... [2018-10-05 19:05:18,835 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.10 07:05:18" (1/1) ... [2018-10-05 19:05:18,849 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.10 07:05:18" (1/1) ... [2018-10-05 19:05:18,849 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.10 07:05:18" (1/1) ... [2018-10-05 19:05:18,857 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.10 07:05:18" (1/1) ... [2018-10-05 19:05:18,866 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.10 07:05:18" (1/1) ... [2018-10-05 19:05:18,868 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.10 07:05:18" (1/1) ... [2018-10-05 19:05:18,872 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-10-05 19:05:18,878 INFO L168 Benchmark]: Toolchain (without parser) took 660.86 ms. Allocated memory is still 1.9 GB. Free memory was 1.8 GB in the beginning and 1.8 GB in the end (delta: 13.3 MB). Peak memory consumption was 13.3 MB. Max. memory is 1.9 GB. [2018-10-05 19:05:18,883 INFO L168 Benchmark]: CDTParser took 0.24 ms. Allocated memory is still 1.9 GB. Free memory is still 1.9 GB. There was no memory consumed. Max. memory is 1.9 GB. [2018-10-05 19:05:18,884 INFO L168 Benchmark]: CACSL2BoogieTranslator took 576.86 ms. Allocated memory is still 1.9 GB. Free memory was 1.8 GB in the beginning and 1.8 GB in the end (delta: 13.3 MB). Peak memory consumption was 13.3 MB. Max. memory is 1.9 GB. [2018-10-05 19:05:18,888 INFO L168 Benchmark]: Boogie Preprocessor took 73.18 ms. Allocated memory is still 1.9 GB. Free memory is still 1.8 GB. There was no memory consumed. Max. memory is 1.9 GB. [2018-10-05 19:05:18,894 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 0.24 ms. Allocated memory is still 1.9 GB. Free memory is still 1.9 GB. There was no memory consumed. Max. memory is 1.9 GB. * CACSL2BoogieTranslator took 576.86 ms. Allocated memory is still 1.9 GB. Free memory was 1.8 GB in the beginning and 1.8 GB in the end (delta: 13.3 MB). Peak memory consumption was 13.3 MB. Max. memory is 1.9 GB. * Boogie Preprocessor took 73.18 ms. Allocated memory is still 1.9 GB. Free memory is still 1.8 GB. There was no memory consumed. Max. memory is 1.9 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...