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-cb2f9b4 [2018-09-12 13:54:03,500 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-09-12 13:54:03,502 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-09-12 13:54:03,526 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-09-12 13:54:03,527 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-09-12 13:54:03,531 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-09-12 13:54:03,532 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-09-12 13:54:03,535 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-09-12 13:54:03,536 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-09-12 13:54:03,542 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-09-12 13:54:03,543 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-09-12 13:54:03,543 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-09-12 13:54:03,548 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-09-12 13:54:03,549 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-09-12 13:54:03,552 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-09-12 13:54:03,552 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-09-12 13:54:03,557 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-09-12 13:54:03,567 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-09-12 13:54:03,568 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-09-12 13:54:03,575 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-09-12 13:54:03,576 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-09-12 13:54:03,576 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-09-12 13:54:03,583 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-09-12 13:54:03,583 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-09-12 13:54:03,584 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-09-12 13:54:03,584 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-09-12 13:54:03,585 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-09-12 13:54:03,586 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-09-12 13:54:03,586 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-09-12 13:54:03,592 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-09-12 13:54:03,593 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-09-12 13:54:03,593 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-09-12 13:54:03,593 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-09-12 13:54:03,593 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-09-12 13:54:03,594 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-09-12 13:54:03,600 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-09-12 13:54:03,600 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 [2018-09-12 13:54:03,636 INFO L110 SettingsManager]: Loading preferences was successful [2018-09-12 13:54:03,636 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-09-12 13:54:03,639 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-09-12 13:54:03,639 INFO L133 SettingsManager]: * to procedures, called more than once=true [2018-09-12 13:54:03,640 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-09-12 13:54:03,640 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-09-12 13:54:03,640 INFO L133 SettingsManager]: * Use SBE=true [2018-09-12 13:54:03,640 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-09-12 13:54:03,644 INFO L133 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2018-09-12 13:54:03,644 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-09-12 13:54:03,644 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-09-12 13:54:03,644 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-09-12 13:54:03,644 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-09-12 13:54:03,644 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-09-12 13:54:03,645 INFO L133 SettingsManager]: * Check absence of signed integer overflows=true [2018-09-12 13:54:03,645 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-09-12 13:54:03,645 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-09-12 13:54:03,645 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-09-12 13:54:03,646 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-09-12 13:54:03,646 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-09-12 13:54:03,646 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-09-12 13:54:03,646 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-09-12 13:54:03,646 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-09-12 13:54:03,652 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-09-12 13:54:03,652 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-09-12 13:54:03,652 INFO L133 SettingsManager]: * Trace refinement strategy=CAMEL [2018-09-12 13:54:03,652 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-09-12 13:54:03,653 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-09-12 13:54:03,653 INFO L133 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2018-09-12 13:54:03,746 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-09-12 13:54:03,769 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-09-12 13:54:03,774 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-09-12 13:54:03,778 INFO L271 PluginConnector]: Initializing CDTParser... [2018-09-12 13:54:03,779 INFO L276 PluginConnector]: CDTParser initialized [2018-09-12 13:54:03,779 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/termination-crafted-lit/ChenFlurMukhopadhyay-SAS2012-Ex2.19_false-no-overflow.c [2018-09-12 13:54:04,236 INFO L221 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/64321237c/b3f4fce0c19846128aff8cd29c3c30ba/FLAG44ca23e4c [2018-09-12 13:54:04,480 INFO L277 CDTParser]: Found 1 translation units. [2018-09-12 13:54:04,481 INFO L159 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/termination-crafted-lit/ChenFlurMukhopadhyay-SAS2012-Ex2.19_false-no-overflow.c [2018-09-12 13:54:04,487 INFO L325 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/64321237c/b3f4fce0c19846128aff8cd29c3c30ba/FLAG44ca23e4c [2018-09-12 13:54:04,508 INFO L333 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/64321237c/b3f4fce0c19846128aff8cd29c3c30ba [2018-09-12 13:54:04,528 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-09-12 13:54:04,535 INFO L131 ToolchainWalker]: Walking toolchain with 2 elements. [2018-09-12 13:54:04,536 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-09-12 13:54:04,536 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-09-12 13:54:04,549 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-09-12 13:54:04,550 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 12.09 01:54:04" (1/1) ... [2018-09-12 13:54:04,553 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@72d6c53e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.09 01:54:04, skipping insertion in model container [2018-09-12 13:54:04,553 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 12.09 01:54:04" (1/1) ... [2018-09-12 13:54:04,857 INFO L180 PRDispatcher]: Starting pre-run dispatcher in SV-COMP mode [2018-09-12 13:54:04,925 INFO L175 PostProcessor]: Settings: Checked method=main [2018-09-12 13:54:04,961 INFO L431 MainDispatcher]: Starting main dispatcher in SV-COMP mode [2018-09-12 13:54:04,972 INFO L175 PostProcessor]: Settings: Checked method=main [2018-09-12 13:54:05,002 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.09 01:54:05 WrapperNode [2018-09-12 13:54:05,002 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-09-12 13:54:05,003 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-09-12 13:54:05,003 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-09-12 13:54:05,003 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-09-12 13:54:05,030 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.09 01:54:05" (1/1) ... [2018-09-12 13:54:05,030 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.09 01:54:05" (1/1) ... [2018-09-12 13:54:05,041 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.09 01:54:05" (1/1) ... [2018-09-12 13:54:05,041 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.09 01:54:05" (1/1) ... [2018-09-12 13:54:05,048 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.09 01:54:05" (1/1) ... [2018-09-12 13:54:05,058 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.09 01:54:05" (1/1) ... [2018-09-12 13:54:05,060 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.09 01:54:05" (1/1) ... [2018-09-12 13:54:05,061 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-09-12 13:54:05,072 INFO L168 Benchmark]: Toolchain (without parser) took 542.48 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. [2018-09-12 13:54:05,077 INFO L168 Benchmark]: CDTParser took 0.15 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. [2018-09-12 13:54:05,078 INFO L168 Benchmark]: CACSL2BoogieTranslator took 466.78 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. [2018-09-12 13:54:05,084 INFO L168 Benchmark]: Boogie Preprocessor took 58.77 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. [2018-09-12 13:54:05,090 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 0.15 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 466.78 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 58.77 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...