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/signedintegeroverflow-regression/PrefixDecrement_false-no-overflow.c.i -------------------------------------------------------------------------------- This is Ultimate 0.1.23-6070b07 [2018-09-23 11:37:44,979 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-09-23 11:37:44,984 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-09-23 11:37:45,024 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-09-23 11:37:45,025 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-09-23 11:37:45,028 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-09-23 11:37:45,029 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-09-23 11:37:45,037 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-09-23 11:37:45,042 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-09-23 11:37:45,049 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-09-23 11:37:45,050 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-09-23 11:37:45,050 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-09-23 11:37:45,054 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-09-23 11:37:45,059 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-09-23 11:37:45,060 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-09-23 11:37:45,065 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-09-23 11:37:45,068 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-09-23 11:37:45,079 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-09-23 11:37:45,086 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-09-23 11:37:45,091 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-09-23 11:37:45,092 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-09-23 11:37:45,101 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-09-23 11:37:45,114 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... 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[2018-09-23 11:37:45,134 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-09-23 11:37:45,134 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-09-23 11:37:45,135 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-09-23 11:37:45,141 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-09-23 11:37:45,142 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 [2018-09-23 11:37:45,186 INFO L110 SettingsManager]: Loading preferences was successful [2018-09-23 11:37:45,187 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-09-23 11:37:45,188 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-09-23 11:37:45,188 INFO L133 SettingsManager]: * to procedures, called more than once=true [2018-09-23 11:37:45,197 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-09-23 11:37:45,197 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-09-23 11:37:45,197 INFO L133 SettingsManager]: * Use SBE=true [2018-09-23 11:37:45,197 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-09-23 11:37:45,197 INFO L133 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2018-09-23 11:37:45,198 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-09-23 11:37:45,198 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-09-23 11:37:45,198 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-09-23 11:37:45,198 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-09-23 11:37:45,202 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-09-23 11:37:45,202 INFO L133 SettingsManager]: * Check absence of signed integer overflows=true [2018-09-23 11:37:45,202 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-09-23 11:37:45,202 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-09-23 11:37:45,203 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-09-23 11:37:45,203 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-09-23 11:37:45,203 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-09-23 11:37:45,203 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-09-23 11:37:45,203 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-09-23 11:37:45,204 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-09-23 11:37:45,204 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-09-23 11:37:45,204 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-09-23 11:37:45,204 INFO L133 SettingsManager]: * Trace refinement strategy=CAMEL [2018-09-23 11:37:45,209 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-09-23 11:37:45,210 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-09-23 11:37:45,210 INFO L133 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2018-09-23 11:37:45,343 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-09-23 11:37:45,376 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-09-23 11:37:45,384 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-09-23 11:37:45,389 INFO L271 PluginConnector]: Initializing CDTParser... [2018-09-23 11:37:45,392 INFO L276 PluginConnector]: CDTParser initialized [2018-09-23 11:37:45,393 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/signedintegeroverflow-regression/PrefixDecrement_false-no-overflow.c.i [2018-09-23 11:37:46,077 INFO L221 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/f82dafa47/41bd887a53b54f47bd564a78846168ec/FLAG49feeb96e [2018-09-23 11:37:46,627 INFO L277 CDTParser]: Found 1 translation units. [2018-09-23 11:37:46,628 INFO L159 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/signedintegeroverflow-regression/PrefixDecrement_false-no-overflow.c.i [2018-09-23 11:37:46,649 INFO L325 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/f82dafa47/41bd887a53b54f47bd564a78846168ec/FLAG49feeb96e [2018-09-23 11:37:46,676 INFO L333 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/f82dafa47/41bd887a53b54f47bd564a78846168ec [2018-09-23 11:37:46,698 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-09-23 11:37:46,711 INFO L131 ToolchainWalker]: Walking toolchain with 2 elements. [2018-09-23 11:37:46,712 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-09-23 11:37:46,713 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-09-23 11:37:46,729 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-09-23 11:37:46,733 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.09 11:37:46" (1/1) ... [2018-09-23 11:37:46,743 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7869ac55 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.09 11:37:46, skipping insertion in model container [2018-09-23 11:37:46,744 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.09 11:37:46" (1/1) ... [2018-09-23 11:37:46,775 INFO L160 ieTranslatorObserver]: Starting translation in SV-COMP mode [2018-09-23 11:37:47,288 FATAL L292 ToolchainWalker]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator has thrown an exception: java.lang.UnsupportedOperationException: No Boogie because C type is incomplete: STRUCT#~incomplete~_IO_FILE at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.TypeHandler.cType2AstType(TypeHandler.java:641) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:2045) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.PRDispatcher.dispatch(PRDispatcher.java:192) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.processTUchild(CHandler.java:3942) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:2407) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:600) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.PRDispatcher.dispatch(PRDispatcher.java:183) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.MainDispatcher.preRun(MainDispatcher.java:348) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.Dispatcher.run(Dispatcher.java:220) at de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver.doTranslation(CACSL2BoogieTranslatorObserver.java:182) at de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver.finish(CACSL2BoogieTranslatorObserver.java:152) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:168) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:151) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:128) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:232) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:226) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:142) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:104) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:316) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:55) [2018-09-23 11:37:47,300 INFO L168 Benchmark]: Toolchain (without parser) took 601.54 ms. Allocated memory is still 1.9 GB. Free memory was 1.8 GB in the beginning and 1.8 GB in the end (delta: 10.7 MB). Peak memory consumption was 10.7 MB. Max. memory is 1.9 GB. [2018-09-23 11:37:47,307 INFO L168 Benchmark]: CDTParser took 0.32 ms. Allocated memory is still 1.9 GB. Free memory is still 1.9 GB. There was no memory consumed. Max. memory is 1.9 GB. [2018-09-23 11:37:47,308 INFO L168 Benchmark]: CACSL2BoogieTranslator took 586.07 ms. Allocated memory is still 1.9 GB. Free memory was 1.8 GB in the beginning and 1.8 GB in the end (delta: 10.7 MB). Peak memory consumption was 10.7 MB. Max. memory is 1.9 GB. [2018-09-23 11:37:47,316 INFO L336 ainManager$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 0.32 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 586.07 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. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - ExceptionOrErrorResult: UnsupportedOperationException: No Boogie because C type is incomplete: STRUCT#~incomplete~_IO_FILE de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: UnsupportedOperationException: No Boogie because C type is incomplete: STRUCT#~incomplete~_IO_FILE: de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.TypeHandler.cType2AstType(TypeHandler.java:641) RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...