java -ea -Xmx4000000000 -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-ec0f64e [2018-10-15 19:16:11,384 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-10-15 19:16:11,389 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-10-15 19:16:11,426 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-10-15 19:16:11,427 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-10-15 19:16:11,431 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-10-15 19:16:11,433 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-10-15 19:16:11,436 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-10-15 19:16:11,443 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-10-15 19:16:11,445 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-10-15 19:16:11,455 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-10-15 19:16:11,455 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-10-15 19:16:11,457 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-10-15 19:16:11,461 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-10-15 19:16:11,466 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-10-15 19:16:11,467 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-10-15 19:16:11,468 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-10-15 19:16:11,477 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-10-15 19:16:11,479 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-10-15 19:16:11,488 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-10-15 19:16:11,489 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-10-15 19:16:11,493 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-10-15 19:16:11,499 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... 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[2018-10-15 19:16:11,521 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-10-15 19:16:11,521 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-10-15 19:16:11,527 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-10-15 19:16:11,529 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-10-15 19:16:11,529 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 [2018-10-15 19:16:11,574 INFO L110 SettingsManager]: Loading preferences was successful [2018-10-15 19:16:11,574 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-10-15 19:16:11,577 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-10-15 19:16:11,578 INFO L133 SettingsManager]: * to procedures, called more than once=true [2018-10-15 19:16:11,581 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-10-15 19:16:11,582 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-10-15 19:16:11,582 INFO L133 SettingsManager]: * Use SBE=true [2018-10-15 19:16:11,582 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-10-15 19:16:11,582 INFO L133 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2018-10-15 19:16:11,583 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-10-15 19:16:11,588 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-10-15 19:16:11,588 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-10-15 19:16:11,588 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-10-15 19:16:11,589 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-10-15 19:16:11,589 INFO L133 SettingsManager]: * Check absence of signed integer overflows=true [2018-10-15 19:16:11,589 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-10-15 19:16:11,589 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-10-15 19:16:11,589 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-10-15 19:16:11,590 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-10-15 19:16:11,590 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-10-15 19:16:11,590 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-10-15 19:16:11,590 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-10-15 19:16:11,590 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-10-15 19:16:11,594 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-10-15 19:16:11,594 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-10-15 19:16:11,594 INFO L133 SettingsManager]: * Trace refinement strategy=CAMEL [2018-10-15 19:16:11,595 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-10-15 19:16:11,595 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-10-15 19:16:11,595 INFO L133 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2018-10-15 19:16:11,722 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-10-15 19:16:11,756 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-10-15 19:16:11,766 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-10-15 19:16:11,767 INFO L271 PluginConnector]: Initializing CDTParser... [2018-10-15 19:16:11,770 INFO L276 PluginConnector]: CDTParser initialized [2018-10-15 19:16:11,771 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/signedintegeroverflow-regression/PrefixDecrement_false-no-overflow.c.i [2018-10-15 19:16:11,930 INFO L218 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/1ef26ac5c/c7b1af510d9140e990d1994a6d22151c/FLAGb8fa5427e [2018-10-15 19:16:13,086 INFO L298 CDTParser]: Found 1 translation units. [2018-10-15 19:16:13,089 INFO L158 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/signedintegeroverflow-regression/PrefixDecrement_false-no-overflow.c.i [2018-10-15 19:16:13,112 INFO L346 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/1ef26ac5c/c7b1af510d9140e990d1994a6d22151c/FLAGb8fa5427e [2018-10-15 19:16:13,154 INFO L354 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/1ef26ac5c/c7b1af510d9140e990d1994a6d22151c [2018-10-15 19:16:13,181 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-10-15 19:16:13,186 INFO L131 ToolchainWalker]: Walking toolchain with 2 elements. [2018-10-15 19:16:13,191 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-10-15 19:16:13,191 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-10-15 19:16:13,202 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-10-15 19:16:13,208 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 15.10 07:16:13" (1/1) ... [2018-10-15 19:16:13,212 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@23996b6b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 07:16:13, skipping insertion in model container [2018-10-15 19:16:13,215 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 15.10 07:16:13" (1/1) ... [2018-10-15 19:16:13,240 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-10-15 19:16:13,338 INFO L174 MainTranslator]: Built tables and reachable declarations [2018-10-15 19:16:13,681 FATAL L292 ToolchainWalker]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator has thrown an exception: java.lang.ClassCastException: de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.container.c.CPrimitive cannot be cast to de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.container.c.ICPossibleIncompleteType at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.handleIASTDeclarator(CHandler.java:2621) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:1878) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.PRDispatcher.dispatch(PRDispatcher.java:143) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.processTUchild(CHandler.java:3311) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:2112) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:539) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.PRDispatcher.dispatch(PRDispatcher.java:134) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.MainTranslator.translate(MainTranslator.java:188) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.MainTranslator.run(MainTranslator.java:117) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.MainTranslator.(MainTranslator.java:95) at de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver.finish(CACSL2BoogieTranslatorObserver.java:129) 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$Toolchain.processToolchain(ToolchainManager.java:316) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:55) [2018-10-15 19:16:13,702 INFO L168 Benchmark]: Toolchain (without parser) took 520.12 ms. Allocated memory is still 2.0 GB. Free memory was 1.9 GB in the beginning and 1.9 GB in the end (delta: 11.3 MB). Peak memory consumption was 11.3 MB. Max. memory is 3.9 GB. [2018-10-15 19:16:13,707 INFO L168 Benchmark]: CDTParser took 0.23 ms. Allocated memory is still 2.0 GB. Free memory is still 2.0 GB. There was no memory consumed. Max. memory is 3.9 GB. [2018-10-15 19:16:13,711 INFO L168 Benchmark]: CACSL2BoogieTranslator took 506.30 ms. Allocated memory is still 2.0 GB. Free memory was 1.9 GB in the beginning and 1.9 GB in the end (delta: 11.3 MB). Peak memory consumption was 11.3 MB. Max. memory is 3.9 GB. [2018-10-15 19:16:13,718 INFO L336 ainManager$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 0.23 ms. Allocated memory is still 2.0 GB. Free memory is still 2.0 GB. There was no memory consumed. Max. memory is 3.9 GB. * CACSL2BoogieTranslator took 506.30 ms. Allocated memory is still 2.0 GB. Free memory was 1.9 GB in the beginning and 1.9 GB in the end (delta: 11.3 MB). Peak memory consumption was 11.3 MB. Max. memory is 3.9 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - ExceptionOrErrorResult: ClassCastException: de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.container.c.CPrimitive cannot be cast to de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.container.c.ICPossibleIncompleteType de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: ClassCastException: de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.container.c.CPrimitive cannot be cast to de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.container.c.ICPossibleIncompleteType: de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.handleIASTDeclarator(CHandler.java:2621) RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...