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-Ex2.21_false-no-overflow.c -------------------------------------------------------------------------------- This is Ultimate 0.1.23-30949e8 [2018-10-05 19:28:15,091 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-10-05 19:28:15,099 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-10-05 19:28:15,133 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-10-05 19:28:15,134 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-10-05 19:28:15,135 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-10-05 19:28:15,141 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-10-05 19:28:15,144 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-10-05 19:28:15,178 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-10-05 19:28:15,179 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-10-05 19:28:15,185 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-10-05 19:28:15,185 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-10-05 19:28:15,187 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-10-05 19:28:15,189 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-10-05 19:28:15,195 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-10-05 19:28:15,198 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-10-05 19:28:15,199 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-10-05 19:28:15,204 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-10-05 19:28:15,212 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-10-05 19:28:15,215 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-10-05 19:28:15,216 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-10-05 19:28:15,223 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-10-05 19:28:15,232 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... 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[2018-10-05 19:28:15,247 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-10-05 19:28:15,247 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-10-05 19:28:15,248 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-10-05 19:28:15,256 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-10-05 19:28:15,257 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 [2018-10-05 19:28:15,297 INFO L110 SettingsManager]: Loading preferences was successful [2018-10-05 19:28:15,298 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-10-05 19:28:15,300 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-10-05 19:28:15,301 INFO L133 SettingsManager]: * to procedures, called more than once=true [2018-10-05 19:28:15,306 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-10-05 19:28:15,306 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-10-05 19:28:15,306 INFO L133 SettingsManager]: * Use SBE=true [2018-10-05 19:28:15,310 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-10-05 19:28:15,310 INFO L133 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2018-10-05 19:28:15,310 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-10-05 19:28:15,310 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-10-05 19:28:15,311 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-10-05 19:28:15,311 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-10-05 19:28:15,311 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-10-05 19:28:15,311 INFO L133 SettingsManager]: * Check absence of signed integer overflows=true [2018-10-05 19:28:15,313 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-10-05 19:28:15,313 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-10-05 19:28:15,313 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-10-05 19:28:15,313 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-10-05 19:28:15,314 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-10-05 19:28:15,314 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-10-05 19:28:15,314 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-10-05 19:28:15,314 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-10-05 19:28:15,314 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-10-05 19:28:15,320 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-10-05 19:28:15,320 INFO L133 SettingsManager]: * Trace refinement strategy=CAMEL [2018-10-05 19:28:15,320 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-10-05 19:28:15,321 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-10-05 19:28:15,321 INFO L133 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2018-10-05 19:28:15,436 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-10-05 19:28:15,470 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-10-05 19:28:15,481 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-10-05 19:28:15,485 INFO L271 PluginConnector]: Initializing CDTParser... [2018-10-05 19:28:15,486 INFO L276 PluginConnector]: CDTParser initialized [2018-10-05 19:28:15,490 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/termination-crafted-lit/ChenFlurMukhopadhyay-SAS2012-Ex2.21_false-no-overflow.c [2018-10-05 19:28:16,097 INFO L221 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/bf65a655b/014d9059da8b4356903706251801e92e/FLAGcc920dbf6 [2018-10-05 19:28:16,509 INFO L277 CDTParser]: Found 1 translation units. [2018-10-05 19:28:16,510 INFO L159 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/termination-crafted-lit/ChenFlurMukhopadhyay-SAS2012-Ex2.21_false-no-overflow.c [2018-10-05 19:28:16,518 INFO L325 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/bf65a655b/014d9059da8b4356903706251801e92e/FLAGcc920dbf6 [2018-10-05 19:28:16,549 INFO L333 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/bf65a655b/014d9059da8b4356903706251801e92e [2018-10-05 19:28:16,572 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-10-05 19:28:16,577 INFO L131 ToolchainWalker]: Walking toolchain with 2 elements. [2018-10-05 19:28:16,584 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-10-05 19:28:16,584 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-10-05 19:28:16,591 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-10-05 19:28:16,596 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 05.10 07:28:16" (1/1) ... [2018-10-05 19:28:16,606 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@20a8d628 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.10 07:28:16, skipping insertion in model container [2018-10-05 19:28:16,607 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 05.10 07:28:16" (1/1) ... [2018-10-05 19:28:16,635 INFO L147 MainTranslator]: Starting translation in SV-COMP mode [2018-10-05 19:28:16,689 INFO L176 MainTranslator]: Built tables and reachable declarations [2018-10-05 19:28:17,129 INFO L202 PostProcessor]: Analyzing one entry point: main [2018-10-05 19:28:17,139 INFO L191 MainTranslator]: Completed pre-run [2018-10-05 19:28:17,179 INFO L202 PostProcessor]: Analyzing one entry point: main [2018-10-05 19:28:17,216 INFO L195 MainTranslator]: Completed translation [2018-10-05 19:28:17,217 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.10 07:28:17 WrapperNode [2018-10-05 19:28:17,217 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-10-05 19:28:17,218 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-10-05 19:28:17,219 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-10-05 19:28:17,222 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-10-05 19:28:17,256 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.10 07:28:17" (1/1) ... [2018-10-05 19:28:17,257 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.10 07:28:17" (1/1) ... [2018-10-05 19:28:17,269 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.10 07:28:17" (1/1) ... [2018-10-05 19:28:17,270 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.10 07:28:17" (1/1) ... [2018-10-05 19:28:17,280 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.10 07:28:17" (1/1) ... [2018-10-05 19:28:17,291 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.10 07:28:17" (1/1) ... [2018-10-05 19:28:17,297 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.10 07:28:17" (1/1) ... [2018-10-05 19:28:17,303 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-10-05 19:28:17,309 INFO L168 Benchmark]: Toolchain (without parser) took 736.36 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. [2018-10-05 19:28:17,317 INFO L168 Benchmark]: CDTParser took 0.35 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. [2018-10-05 19:28:17,318 INFO L168 Benchmark]: CACSL2BoogieTranslator took 634.21 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. [2018-10-05 19:28:17,322 INFO L168 Benchmark]: Boogie Preprocessor took 85.21 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. [2018-10-05 19:28:17,331 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 0.35 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 634.21 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 85.21 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...