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-lit/ChenFlurMukhopadhyay-SAS2012-Ex2.11_false-no-overflow.c -------------------------------------------------------------------------------- This is Ultimate 0.1.23-107d8f3-m [2018-09-13 18:46:32,693 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-09-13 18:46:32,695 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-09-13 18:46:32,730 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-09-13 18:46:32,730 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-09-13 18:46:32,732 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-09-13 18:46:32,734 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-09-13 18:46:32,740 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-09-13 18:46:32,747 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-09-13 18:46:32,755 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-09-13 18:46:32,756 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-09-13 18:46:32,760 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-09-13 18:46:32,764 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-09-13 18:46:32,765 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-09-13 18:46:32,766 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-09-13 18:46:32,770 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-09-13 18:46:32,771 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-09-13 18:46:32,773 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-09-13 18:46:32,781 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-09-13 18:46:32,788 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-09-13 18:46:32,796 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-09-13 18:46:32,798 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-09-13 18:46:32,802 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... 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[2018-09-13 18:46:32,823 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-09-13 18:46:32,823 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-09-13 18:46:32,827 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-09-13 18:46:32,828 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-09-13 18:46:32,828 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 [2018-09-13 18:46:32,871 INFO L110 SettingsManager]: Loading preferences was successful [2018-09-13 18:46:32,872 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-09-13 18:46:32,873 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-09-13 18:46:32,873 INFO L133 SettingsManager]: * to procedures, called more than once=true [2018-09-13 18:46:32,880 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-09-13 18:46:32,881 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-09-13 18:46:32,881 INFO L133 SettingsManager]: * Use SBE=true [2018-09-13 18:46:32,881 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-09-13 18:46:32,881 INFO L133 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2018-09-13 18:46:32,882 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-09-13 18:46:32,882 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-09-13 18:46:32,882 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-09-13 18:46:32,882 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-09-13 18:46:32,886 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-09-13 18:46:32,886 INFO L133 SettingsManager]: * Check absence of signed integer overflows=true [2018-09-13 18:46:32,886 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-09-13 18:46:32,886 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-09-13 18:46:32,886 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-09-13 18:46:32,887 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-09-13 18:46:32,887 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-09-13 18:46:32,887 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-09-13 18:46:32,887 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-09-13 18:46:32,888 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-09-13 18:46:32,888 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-09-13 18:46:32,888 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-09-13 18:46:32,888 INFO L133 SettingsManager]: * Trace refinement strategy=CAMEL [2018-09-13 18:46:32,894 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-09-13 18:46:32,894 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-09-13 18:46:32,894 INFO L133 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2018-09-13 18:46:33,011 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-09-13 18:46:33,042 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-09-13 18:46:33,050 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-09-13 18:46:33,055 INFO L271 PluginConnector]: Initializing CDTParser... [2018-09-13 18:46:33,055 INFO L276 PluginConnector]: CDTParser initialized [2018-09-13 18:46:33,056 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/termination-crafted-lit/ChenFlurMukhopadhyay-SAS2012-Ex2.11_false-no-overflow.c [2018-09-13 18:46:33,735 INFO L221 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/e01ecb476/8478a3327964494e8924447affbbf777/FLAGbd719434b [2018-09-13 18:46:34,146 INFO L277 CDTParser]: Found 1 translation units. [2018-09-13 18:46:34,147 INFO L159 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/termination-crafted-lit/ChenFlurMukhopadhyay-SAS2012-Ex2.11_false-no-overflow.c [2018-09-13 18:46:34,156 INFO L325 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/e01ecb476/8478a3327964494e8924447affbbf777/FLAGbd719434b [2018-09-13 18:46:34,186 INFO L333 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/e01ecb476/8478a3327964494e8924447affbbf777 [2018-09-13 18:46:34,221 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-09-13 18:46:34,230 INFO L131 ToolchainWalker]: Walking toolchain with 2 elements. [2018-09-13 18:46:34,234 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-09-13 18:46:34,236 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-09-13 18:46:34,252 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-09-13 18:46:34,254 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.09 06:46:34" (1/1) ... [2018-09-13 18:46:34,261 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@409efc73 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.09 06:46:34, skipping insertion in model container [2018-09-13 18:46:34,262 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.09 06:46:34" (1/1) ... [2018-09-13 18:46:34,714 INFO L179 PRDispatcher]: Starting pre-run dispatcher in SV-COMP mode [2018-09-13 18:46:34,803 INFO L170 PostProcessor]: Settings: Checked method=main [2018-09-13 18:46:34,852 INFO L423 MainDispatcher]: Starting main dispatcher in SV-COMP mode [2018-09-13 18:46:34,864 INFO L170 PostProcessor]: Settings: Checked method=main [2018-09-13 18:46:34,919 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.09 06:46:34 WrapperNode [2018-09-13 18:46:34,919 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-09-13 18:46:34,920 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-09-13 18:46:34,920 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-09-13 18:46:34,920 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-09-13 18:46:34,955 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.09 06:46:34" (1/1) ... [2018-09-13 18:46:34,956 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.09 06:46:34" (1/1) ... [2018-09-13 18:46:34,971 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.09 06:46:34" (1/1) ... [2018-09-13 18:46:34,971 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.09 06:46:34" (1/1) ... [2018-09-13 18:46:34,977 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.09 06:46:34" (1/1) ... [2018-09-13 18:46:34,996 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.09 06:46:34" (1/1) ... [2018-09-13 18:46:35,000 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.09 06:46:34" (1/1) ... [2018-09-13 18:46:35,007 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-09-13 18:46:35,012 INFO L168 Benchmark]: Toolchain (without parser) took 790.33 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. [2018-09-13 18:46:35,018 INFO L168 Benchmark]: CDTParser took 0.21 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. [2018-09-13 18:46:35,022 INFO L168 Benchmark]: CACSL2BoogieTranslator took 685.81 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. [2018-09-13 18:46:35,023 INFO L168 Benchmark]: Boogie Preprocessor took 87.09 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: 2.7 MB). Peak memory consumption was 2.7 MB. Max. memory is 1.9 GB. [2018-09-13 18:46:35,032 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 0.21 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 685.81 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 87.09 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: 2.7 MB). Peak memory consumption was 2.7 MB. Max. memory is 1.9 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...