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-Ex2.19_false-no-overflow.c -------------------------------------------------------------------------------- This is Ultimate 0.1.23-107d8f3-m [2018-09-13 18:46:34,965 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-09-13 18:46:34,971 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-09-13 18:46:35,007 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-09-13 18:46:35,008 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-09-13 18:46:35,009 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-09-13 18:46:35,011 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-09-13 18:46:35,017 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-09-13 18:46:35,022 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-09-13 18:46:35,023 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-09-13 18:46:35,035 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-09-13 18:46:35,035 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-09-13 18:46:35,041 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-09-13 18:46:35,043 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-09-13 18:46:35,044 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-09-13 18:46:35,052 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-09-13 18:46:35,054 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-09-13 18:46:35,056 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-09-13 18:46:35,061 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-09-13 18:46:35,062 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-09-13 18:46:35,071 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-09-13 18:46:35,075 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-09-13 18:46:35,080 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-09-13 18:46:35,080 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-09-13 18:46:35,080 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-09-13 18:46:35,082 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-09-13 18:46:35,087 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-09-13 18:46:35,088 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-09-13 18:46:35,091 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-09-13 18:46:35,096 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-09-13 18:46:35,096 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-09-13 18:46:35,097 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-09-13 18:46:35,098 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-09-13 18:46:35,099 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-09-13 18:46:35,103 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-09-13 18:46:35,104 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-09-13 18:46:35,106 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 18:46:35,158 INFO L110 SettingsManager]: Loading preferences was successful [2018-09-13 18:46:35,158 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-09-13 18:46:35,159 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-09-13 18:46:35,162 INFO L133 SettingsManager]: * to procedures, called more than once=true [2018-09-13 18:46:35,163 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-09-13 18:46:35,164 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-09-13 18:46:35,164 INFO L133 SettingsManager]: * Use SBE=true [2018-09-13 18:46:35,164 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-09-13 18:46:35,168 INFO L133 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2018-09-13 18:46:35,168 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-09-13 18:46:35,168 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-09-13 18:46:35,168 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-09-13 18:46:35,169 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-09-13 18:46:35,169 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-09-13 18:46:35,169 INFO L133 SettingsManager]: * Check absence of signed integer overflows=true [2018-09-13 18:46:35,173 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-09-13 18:46:35,174 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-09-13 18:46:35,174 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-09-13 18:46:35,174 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-09-13 18:46:35,174 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-09-13 18:46:35,175 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-09-13 18:46:35,175 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-09-13 18:46:35,175 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-09-13 18:46:35,175 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-09-13 18:46:35,177 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-09-13 18:46:35,177 INFO L133 SettingsManager]: * Trace refinement strategy=CAMEL [2018-09-13 18:46:35,177 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-09-13 18:46:35,177 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-09-13 18:46:35,178 INFO L133 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2018-09-13 18:46:35,309 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-09-13 18:46:35,344 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-09-13 18:46:35,355 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-09-13 18:46:35,358 INFO L271 PluginConnector]: Initializing CDTParser... [2018-09-13 18:46:35,362 INFO L276 PluginConnector]: CDTParser initialized [2018-09-13 18:46:35,363 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/termination-crafted-lit/ChenFlurMukhopadhyay-SAS2012-Ex2.19_false-no-overflow.c [2018-09-13 18:46:35,992 INFO L221 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/b142a4403/941b7dfb02a3442a9aad945d39018005/FLAG32d0e7840 [2018-09-13 18:46:36,316 INFO L277 CDTParser]: Found 1 translation units. [2018-09-13 18:46:36,317 INFO L159 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/termination-crafted-lit/ChenFlurMukhopadhyay-SAS2012-Ex2.19_false-no-overflow.c [2018-09-13 18:46:36,325 INFO L325 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/b142a4403/941b7dfb02a3442a9aad945d39018005/FLAG32d0e7840 [2018-09-13 18:46:36,354 INFO L333 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/b142a4403/941b7dfb02a3442a9aad945d39018005 [2018-09-13 18:46:36,367 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-09-13 18:46:36,376 INFO L131 ToolchainWalker]: Walking toolchain with 2 elements. [2018-09-13 18:46:36,377 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-09-13 18:46:36,377 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-09-13 18:46:36,398 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-09-13 18:46:36,402 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.09 06:46:36" (1/1) ... [2018-09-13 18:46:36,410 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5faae7bd and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.09 06:46:36, skipping insertion in model container [2018-09-13 18:46:36,410 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.09 06:46:36" (1/1) ... [2018-09-13 18:46:36,856 INFO L179 PRDispatcher]: Starting pre-run dispatcher in SV-COMP mode [2018-09-13 18:46:36,955 INFO L170 PostProcessor]: Settings: Checked method=main [2018-09-13 18:46:37,002 INFO L423 MainDispatcher]: Starting main dispatcher in SV-COMP mode [2018-09-13 18:46:37,015 INFO L170 PostProcessor]: Settings: Checked method=main [2018-09-13 18:46:37,052 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.09 06:46:37 WrapperNode [2018-09-13 18:46:37,052 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-09-13 18:46:37,056 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-09-13 18:46:37,056 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-09-13 18:46:37,057 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-09-13 18:46:37,090 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.09 06:46:37" (1/1) ... [2018-09-13 18:46:37,092 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.09 06:46:37" (1/1) ... [2018-09-13 18:46:37,106 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.09 06:46:37" (1/1) ... [2018-09-13 18:46:37,106 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.09 06:46:37" (1/1) ... [2018-09-13 18:46:37,113 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.09 06:46:37" (1/1) ... [2018-09-13 18:46:37,124 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.09 06:46:37" (1/1) ... [2018-09-13 18:46:37,125 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.09 06:46:37" (1/1) ... [2018-09-13 18:46:37,132 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-09-13 18:46:37,137 INFO L168 Benchmark]: Toolchain (without parser) took 769.27 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 18:46:37,141 INFO L168 Benchmark]: CDTParser took 0.25 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 18:46:37,147 INFO L168 Benchmark]: CACSL2BoogieTranslator took 678.79 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 18:46:37,148 INFO L168 Benchmark]: Boogie Preprocessor took 75.98 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. [2018-09-13 18:46:37,158 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 0.25 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 678.79 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 75.98 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...