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-Ex2.12_false-no-overflow.c -------------------------------------------------------------------------------- This is Ultimate 0.1.23-107d8f3-m [2018-09-13 18:46:33,172 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-09-13 18:46:33,179 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-09-13 18:46:33,212 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-09-13 18:46:33,213 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-09-13 18:46:33,220 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-09-13 18:46:33,221 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-09-13 18:46:33,228 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-09-13 18:46:33,232 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-09-13 18:46:33,233 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-09-13 18:46:33,244 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-09-13 18:46:33,244 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-09-13 18:46:33,251 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-09-13 18:46:33,253 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-09-13 18:46:33,259 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-09-13 18:46:33,260 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-09-13 18:46:33,264 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-09-13 18:46:33,269 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-09-13 18:46:33,277 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-09-13 18:46:33,284 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-09-13 18:46:33,285 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-09-13 18:46:33,291 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-09-13 18:46:33,299 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-09-13 18:46:33,299 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-09-13 18:46:33,300 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-09-13 18:46:33,302 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-09-13 18:46:33,304 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-09-13 18:46:33,304 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-09-13 18:46:33,305 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-09-13 18:46:33,312 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-09-13 18:46:33,312 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-09-13 18:46:33,313 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-09-13 18:46:33,313 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-09-13 18:46:33,313 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-09-13 18:46:33,319 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-09-13 18:46:33,320 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-09-13 18:46:33,320 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 18:46:33,372 INFO L110 SettingsManager]: Loading preferences was successful [2018-09-13 18:46:33,372 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-09-13 18:46:33,378 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-09-13 18:46:33,379 INFO L133 SettingsManager]: * to procedures, called more than once=true [2018-09-13 18:46:33,386 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-09-13 18:46:33,387 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-09-13 18:46:33,387 INFO L133 SettingsManager]: * Use SBE=true [2018-09-13 18:46:33,387 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-09-13 18:46:33,388 INFO L133 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2018-09-13 18:46:33,388 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-09-13 18:46:33,388 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-09-13 18:46:33,388 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-09-13 18:46:33,389 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-09-13 18:46:33,389 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-09-13 18:46:33,391 INFO L133 SettingsManager]: * Check absence of signed integer overflows=true [2018-09-13 18:46:33,392 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-09-13 18:46:33,392 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-09-13 18:46:33,392 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-09-13 18:46:33,392 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-09-13 18:46:33,393 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-09-13 18:46:33,393 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-09-13 18:46:33,393 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-09-13 18:46:33,399 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-09-13 18:46:33,400 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-09-13 18:46:33,400 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-09-13 18:46:33,400 INFO L133 SettingsManager]: * Trace refinement strategy=CAMEL [2018-09-13 18:46:33,401 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-09-13 18:46:33,401 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-09-13 18:46:33,401 INFO L133 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2018-09-13 18:46:33,504 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-09-13 18:46:33,528 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-09-13 18:46:33,534 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-09-13 18:46:33,538 INFO L271 PluginConnector]: Initializing CDTParser... [2018-09-13 18:46:33,538 INFO L276 PluginConnector]: CDTParser initialized [2018-09-13 18:46:33,539 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/termination-crafted-lit/ChenFlurMukhopadhyay-SAS2012-Ex2.12_false-no-overflow.c [2018-09-13 18:46:34,206 INFO L221 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/853a89e58/67875ca801d14f96a734dd076a3b5a95/FLAG0e8fe90bc [2018-09-13 18:46:34,664 INFO L277 CDTParser]: Found 1 translation units. [2018-09-13 18:46:34,667 INFO L159 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/termination-crafted-lit/ChenFlurMukhopadhyay-SAS2012-Ex2.12_false-no-overflow.c [2018-09-13 18:46:34,683 INFO L325 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/853a89e58/67875ca801d14f96a734dd076a3b5a95/FLAG0e8fe90bc [2018-09-13 18:46:34,732 INFO L333 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/853a89e58/67875ca801d14f96a734dd076a3b5a95 [2018-09-13 18:46:34,762 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-09-13 18:46:34,772 INFO L131 ToolchainWalker]: Walking toolchain with 2 elements. [2018-09-13 18:46:34,774 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-09-13 18:46:34,774 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-09-13 18:46:34,789 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-09-13 18:46:34,794 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.09 06:46:34" (1/1) ... [2018-09-13 18:46:34,804 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6d4d9ef2 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 18:46:34,804 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.09 06:46:34" (1/1) ... [2018-09-13 18:46:35,210 INFO L179 PRDispatcher]: Starting pre-run dispatcher in SV-COMP mode [2018-09-13 18:46:35,299 INFO L170 PostProcessor]: Settings: Checked method=main [2018-09-13 18:46:35,343 INFO L423 MainDispatcher]: Starting main dispatcher in SV-COMP mode [2018-09-13 18:46:35,356 INFO L170 PostProcessor]: Settings: Checked method=main [2018-09-13 18:46:35,392 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.09 06:46:35 WrapperNode [2018-09-13 18:46:35,393 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-09-13 18:46:35,397 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-09-13 18:46:35,398 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-09-13 18:46:35,398 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-09-13 18:46:35,434 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.09 06:46:35" (1/1) ... [2018-09-13 18:46:35,434 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.09 06:46:35" (1/1) ... [2018-09-13 18:46:35,448 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.09 06:46:35" (1/1) ... [2018-09-13 18:46:35,448 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.09 06:46:35" (1/1) ... [2018-09-13 18:46:35,454 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.09 06:46:35" (1/1) ... [2018-09-13 18:46:35,469 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.09 06:46:35" (1/1) ... [2018-09-13 18:46:35,470 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.09 06:46:35" (1/1) ... [2018-09-13 18:46:35,477 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-09-13 18:46:35,485 INFO L168 Benchmark]: Toolchain (without parser) took 722.14 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 18:46:35,491 INFO L168 Benchmark]: CDTParser took 0.17 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 18:46:35,491 INFO L168 Benchmark]: CACSL2BoogieTranslator took 623.21 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 18:46:35,496 INFO L168 Benchmark]: Boogie Preprocessor took 79.70 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 18:46:35,504 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 0.17 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 623.21 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 79.70 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...