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-Overflow-64bit-Automizer_Default.epf -i ../../../trunk/examples/svcomp/termination-crafted-lit/ChenFlurMukhopadhyay-SAS2012-Ex2.19_false-no-overflow.c -------------------------------------------------------------------------------- This is Ultimate 0.1.23-1cefbc9 [2018-11-05 01:48:26,528 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-11-05 01:48:26,532 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-11-05 01:48:26,567 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-11-05 01:48:26,570 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-11-05 01:48:26,574 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-11-05 01:48:26,575 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-11-05 01:48:26,581 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-11-05 01:48:26,588 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-11-05 01:48:26,590 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-11-05 01:48:26,601 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-11-05 01:48:26,601 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-11-05 01:48:26,603 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-11-05 01:48:26,609 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-11-05 01:48:26,617 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-11-05 01:48:26,618 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-11-05 01:48:26,619 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-11-05 01:48:26,630 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-11-05 01:48:26,632 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-11-05 01:48:26,639 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-11-05 01:48:26,640 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-11-05 01:48:26,646 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-11-05 01:48:26,652 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-11-05 01:48:26,652 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-11-05 01:48:26,652 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-11-05 01:48:26,656 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-11-05 01:48:26,662 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-11-05 01:48:26,663 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-11-05 01:48:26,665 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-11-05 01:48:26,666 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-11-05 01:48:26,667 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-11-05 01:48:26,667 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-11-05 01:48:26,674 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-11-05 01:48:26,674 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-11-05 01:48:26,675 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-11-05 01:48:26,676 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-11-05 01:48:26,676 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 [2018-11-05 01:48:26,734 INFO L110 SettingsManager]: Loading preferences was successful [2018-11-05 01:48:26,735 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-11-05 01:48:26,739 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-11-05 01:48:26,739 INFO L133 SettingsManager]: * to procedures, called more than once=true [2018-11-05 01:48:26,742 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-11-05 01:48:26,742 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-11-05 01:48:26,746 INFO L133 SettingsManager]: * Use SBE=true [2018-11-05 01:48:26,746 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-11-05 01:48:26,746 INFO L133 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2018-11-05 01:48:26,747 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-11-05 01:48:26,747 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-11-05 01:48:26,747 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-11-05 01:48:26,747 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-11-05 01:48:26,747 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-11-05 01:48:26,747 INFO L133 SettingsManager]: * Check absence of signed integer overflows=true [2018-11-05 01:48:26,748 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-11-05 01:48:26,748 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-11-05 01:48:26,748 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-11-05 01:48:26,748 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-11-05 01:48:26,748 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-11-05 01:48:26,755 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-11-05 01:48:26,755 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-11-05 01:48:26,756 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-11-05 01:48:26,756 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-11-05 01:48:26,756 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-11-05 01:48:26,756 INFO L133 SettingsManager]: * Trace refinement strategy=CAMEL [2018-11-05 01:48:26,756 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-11-05 01:48:26,756 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-11-05 01:48:26,757 INFO L133 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2018-11-05 01:48:26,884 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-11-05 01:48:26,920 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-11-05 01:48:26,929 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-11-05 01:48:26,936 INFO L271 PluginConnector]: Initializing CDTParser... [2018-11-05 01:48:26,936 INFO L276 PluginConnector]: CDTParser initialized [2018-11-05 01:48:26,937 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/termination-crafted-lit/ChenFlurMukhopadhyay-SAS2012-Ex2.19_false-no-overflow.c [2018-11-05 01:48:27,078 INFO L218 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/2b7b83f05/1aec1cfa71694d239b0bb965e0e1f6f4/FLAG20e984f7e [2018-11-05 01:48:28,125 INFO L298 CDTParser]: Found 1 translation units. [2018-11-05 01:48:28,126 INFO L158 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/termination-crafted-lit/ChenFlurMukhopadhyay-SAS2012-Ex2.19_false-no-overflow.c [2018-11-05 01:48:28,140 INFO L346 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/2b7b83f05/1aec1cfa71694d239b0bb965e0e1f6f4/FLAG20e984f7e [2018-11-05 01:48:28,165 INFO L354 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/2b7b83f05/1aec1cfa71694d239b0bb965e0e1f6f4 [2018-11-05 01:48:28,179 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-11-05 01:48:28,181 INFO L131 ToolchainWalker]: Walking toolchain with 2 elements. [2018-11-05 01:48:28,182 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-11-05 01:48:28,182 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-11-05 01:48:28,197 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-11-05 01:48:28,199 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 05.11 01:48:28" (1/1) ... [2018-11-05 01:48:28,202 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1652d08d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.11 01:48:28, skipping insertion in model container [2018-11-05 01:48:28,203 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 05.11 01:48:28" (1/1) ... [2018-11-05 01:48:28,218 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-11-05 01:48:28,265 INFO L174 MainTranslator]: Built tables and reachable declarations [2018-11-05 01:48:28,698 INFO L202 PostProcessor]: Analyzing one entry point: main [2018-11-05 01:48:28,715 INFO L189 MainTranslator]: Completed pre-run [2018-11-05 01:48:28,756 INFO L202 PostProcessor]: Analyzing one entry point: main [2018-11-05 01:48:28,795 INFO L193 MainTranslator]: Completed translation [2018-11-05 01:48:28,796 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.11 01:48:28 WrapperNode [2018-11-05 01:48:28,796 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-11-05 01:48:28,797 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-11-05 01:48:28,797 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-11-05 01:48:28,801 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-11-05 01:48:28,819 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.11 01:48:28" (1/1) ... [2018-11-05 01:48:28,820 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.11 01:48:28" (1/1) ... [2018-11-05 01:48:28,827 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.11 01:48:28" (1/1) ... [2018-11-05 01:48:28,828 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.11 01:48:28" (1/1) ... [2018-11-05 01:48:28,834 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.11 01:48:28" (1/1) ... [2018-11-05 01:48:28,844 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.11 01:48:28" (1/1) ... [2018-11-05 01:48:28,846 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.11 01:48:28" (1/1) ... [2018-11-05 01:48:28,848 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-11-05 01:48:28,857 INFO L168 Benchmark]: Toolchain (without parser) took 676.69 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. [2018-11-05 01:48:28,859 INFO L168 Benchmark]: CDTParser took 0.20 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. [2018-11-05 01:48:28,860 INFO L168 Benchmark]: CACSL2BoogieTranslator took 614.65 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. [2018-11-05 01:48:28,862 INFO L168 Benchmark]: Boogie Preprocessor took 51.01 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. [2018-11-05 01:48:28,871 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 0.20 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 614.65 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 51.01 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...