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-Overflow-64bit-Automizer_Default.epf -i ../../../trunk/examples/svcomp/termination-crafted/2Nested_false-no-overflow.c -------------------------------------------------------------------------------- This is Ultimate 0.1.23-30949e8 [2018-10-05 19:27:45,629 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-10-05 19:27:45,633 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-10-05 19:27:45,667 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-10-05 19:27:45,667 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-10-05 19:27:45,674 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-10-05 19:27:45,675 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-10-05 19:27:45,679 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-10-05 19:27:45,686 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-10-05 19:27:45,687 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-10-05 19:27:45,688 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-10-05 19:27:45,698 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-10-05 19:27:45,699 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-10-05 19:27:45,700 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-10-05 19:27:45,709 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-10-05 19:27:45,710 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-10-05 19:27:45,711 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-10-05 19:27:45,716 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-10-05 19:27:45,718 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-10-05 19:27:45,727 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-10-05 19:27:45,733 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-10-05 19:27:45,735 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-10-05 19:27:45,741 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... 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[2018-10-05 19:27:45,771 INFO L98 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/default/automizer/svcomp-Overflow-64bit-Automizer_Default.epf [2018-10-05 19:27:45,816 INFO L110 SettingsManager]: Loading preferences was successful [2018-10-05 19:27:45,817 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-10-05 19:27:45,819 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-10-05 19:27:45,820 INFO L133 SettingsManager]: * to procedures, called more than once=true [2018-10-05 19:27:45,822 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-10-05 19:27:45,822 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-10-05 19:27:45,822 INFO L133 SettingsManager]: * Use SBE=true [2018-10-05 19:27:45,822 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-10-05 19:27:45,823 INFO L133 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2018-10-05 19:27:45,823 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-10-05 19:27:45,823 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-10-05 19:27:45,823 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-10-05 19:27:45,823 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-10-05 19:27:45,828 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-10-05 19:27:45,828 INFO L133 SettingsManager]: * Check absence of signed integer overflows=true [2018-10-05 19:27:45,829 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-10-05 19:27:45,829 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-10-05 19:27:45,829 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-10-05 19:27:45,829 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-10-05 19:27:45,829 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-10-05 19:27:45,830 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-10-05 19:27:45,830 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-10-05 19:27:45,830 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-10-05 19:27:45,830 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-10-05 19:27:45,830 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-10-05 19:27:45,831 INFO L133 SettingsManager]: * Trace refinement strategy=CAMEL [2018-10-05 19:27:45,836 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-10-05 19:27:45,837 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-10-05 19:27:45,837 INFO L133 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2018-10-05 19:27:45,967 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-10-05 19:27:46,010 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-10-05 19:27:46,018 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-10-05 19:27:46,020 INFO L271 PluginConnector]: Initializing CDTParser... [2018-10-05 19:27:46,020 INFO L276 PluginConnector]: CDTParser initialized [2018-10-05 19:27:46,024 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/termination-crafted/2Nested_false-no-overflow.c [2018-10-05 19:27:46,704 INFO L221 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/a92343a51/2880f09f4a694d428dc6bd14be4ae1e7/FLAGe30942c80 [2018-10-05 19:27:47,116 INFO L277 CDTParser]: Found 1 translation units. [2018-10-05 19:27:47,116 INFO L159 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/termination-crafted/2Nested_false-no-overflow.c [2018-10-05 19:27:47,135 INFO L325 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/a92343a51/2880f09f4a694d428dc6bd14be4ae1e7/FLAGe30942c80 [2018-10-05 19:27:47,178 INFO L333 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/a92343a51/2880f09f4a694d428dc6bd14be4ae1e7 [2018-10-05 19:27:47,208 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-10-05 19:27:47,213 INFO L131 ToolchainWalker]: Walking toolchain with 2 elements. [2018-10-05 19:27:47,215 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-10-05 19:27:47,215 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-10-05 19:27:47,226 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-10-05 19:27:47,231 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 05.10 07:27:47" (1/1) ... [2018-10-05 19:27:47,237 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@280939e0 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.10 07:27:47, skipping insertion in model container [2018-10-05 19:27:47,237 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 05.10 07:27:47" (1/1) ... [2018-10-05 19:27:47,265 INFO L147 MainTranslator]: Starting translation in SV-COMP mode [2018-10-05 19:27:47,309 INFO L176 MainTranslator]: Built tables and reachable declarations [2018-10-05 19:27:47,732 INFO L202 PostProcessor]: Analyzing one entry point: main [2018-10-05 19:27:47,743 INFO L191 MainTranslator]: Completed pre-run [2018-10-05 19:27:47,776 INFO L202 PostProcessor]: Analyzing one entry point: main [2018-10-05 19:27:47,792 INFO L195 MainTranslator]: Completed translation [2018-10-05 19:27:47,793 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.10 07:27:47 WrapperNode [2018-10-05 19:27:47,793 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-10-05 19:27:47,799 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-10-05 19:27:47,800 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-10-05 19:27:47,800 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-10-05 19:27:47,815 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.10 07:27:47" (1/1) ... [2018-10-05 19:27:47,816 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.10 07:27:47" (1/1) ... [2018-10-05 19:27:47,823 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.10 07:27:47" (1/1) ... [2018-10-05 19:27:47,824 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.10 07:27:47" (1/1) ... [2018-10-05 19:27:47,834 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.10 07:27:47" (1/1) ... [2018-10-05 19:27:47,844 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.10 07:27:47" (1/1) ... [2018-10-05 19:27:47,846 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.10 07:27:47" (1/1) ... [2018-10-05 19:27:47,847 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-10-05 19:27:47,855 INFO L168 Benchmark]: Toolchain (without parser) took 645.30 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: 10.7 MB). Peak memory consumption was 10.7 MB. Max. memory is 1.9 GB. [2018-10-05 19:27:47,858 INFO L168 Benchmark]: CDTParser took 0.30 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 19:27:47,860 INFO L168 Benchmark]: CACSL2BoogieTranslator took 578.85 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: 10.7 MB). Peak memory consumption was 10.7 MB. Max. memory is 1.9 GB. [2018-10-05 19:27:47,861 INFO L168 Benchmark]: Boogie Preprocessor took 48.14 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 19:27:47,875 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 0.30 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 578.85 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: 10.7 MB). Peak memory consumption was 10.7 MB. Max. memory is 1.9 GB. * Boogie Preprocessor took 48.14 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...