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/busybox-1.22.0/readlink_true-no-overflow_true-valid-memsafety.i -------------------------------------------------------------------------------- This is Ultimate 0.1.23-8f32298 [2018-10-02 17:11:10,545 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-10-02 17:11:10,554 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-10-02 17:11:10,590 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-10-02 17:11:10,590 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-10-02 17:11:10,592 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-10-02 17:11:10,595 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-10-02 17:11:10,602 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-10-02 17:11:10,625 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-10-02 17:11:10,628 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-10-02 17:11:10,634 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-10-02 17:11:10,634 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-10-02 17:11:10,640 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-10-02 17:11:10,642 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-10-02 17:11:10,652 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-10-02 17:11:10,659 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-10-02 17:11:10,660 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-10-02 17:11:10,668 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-10-02 17:11:10,670 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-10-02 17:11:10,675 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-10-02 17:11:10,680 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-10-02 17:11:10,684 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-10-02 17:11:10,691 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... 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[2018-10-02 17:11:10,714 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-10-02 17:11:10,714 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-10-02 17:11:10,715 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-10-02 17:11:10,724 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-10-02 17:11:10,724 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 [2018-10-02 17:11:10,772 INFO L110 SettingsManager]: Loading preferences was successful [2018-10-02 17:11:10,772 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-10-02 17:11:10,773 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-10-02 17:11:10,780 INFO L133 SettingsManager]: * to procedures, called more than once=true [2018-10-02 17:11:10,781 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-10-02 17:11:10,781 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-10-02 17:11:10,781 INFO L133 SettingsManager]: * Use SBE=true [2018-10-02 17:11:10,784 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-10-02 17:11:10,785 INFO L133 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2018-10-02 17:11:10,785 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-10-02 17:11:10,785 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-10-02 17:11:10,785 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-10-02 17:11:10,786 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-10-02 17:11:10,786 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-10-02 17:11:10,786 INFO L133 SettingsManager]: * Check absence of signed integer overflows=true [2018-10-02 17:11:10,786 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-10-02 17:11:10,787 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-10-02 17:11:10,787 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-10-02 17:11:10,787 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-10-02 17:11:10,787 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-10-02 17:11:10,793 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-10-02 17:11:10,793 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-10-02 17:11:10,793 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-10-02 17:11:10,793 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-10-02 17:11:10,794 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-10-02 17:11:10,794 INFO L133 SettingsManager]: * Trace refinement strategy=CAMEL [2018-10-02 17:11:10,795 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-10-02 17:11:10,796 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-10-02 17:11:10,796 INFO L133 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2018-10-02 17:11:10,934 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-10-02 17:11:10,967 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-10-02 17:11:10,979 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-10-02 17:11:10,981 INFO L271 PluginConnector]: Initializing CDTParser... [2018-10-02 17:11:10,981 INFO L276 PluginConnector]: CDTParser initialized [2018-10-02 17:11:10,982 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/busybox-1.22.0/readlink_true-no-overflow_true-valid-memsafety.i [2018-10-02 17:11:11,497 INFO L221 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/db0265599/b0786143dd3a491faa47052b8360c213/FLAGba9e27822 [2018-10-02 17:11:12,556 INFO L277 CDTParser]: Found 1 translation units. [2018-10-02 17:11:12,560 INFO L159 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/busybox-1.22.0/readlink_true-no-overflow_true-valid-memsafety.i [2018-10-02 17:11:12,642 INFO L325 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/db0265599/b0786143dd3a491faa47052b8360c213/FLAGba9e27822 [2018-10-02 17:11:12,688 INFO L333 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/db0265599/b0786143dd3a491faa47052b8360c213 [2018-10-02 17:11:12,718 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-10-02 17:11:12,729 INFO L131 ToolchainWalker]: Walking toolchain with 2 elements. [2018-10-02 17:11:12,730 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-10-02 17:11:12,731 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-10-02 17:11:12,744 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-10-02 17:11:12,746 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.10 05:11:12" (1/1) ... [2018-10-02 17:11:12,753 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@65786dab and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.10 05:11:12, skipping insertion in model container [2018-10-02 17:11:12,753 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.10 05:11:12" (1/1) ... [2018-10-02 17:11:12,780 INFO L124 MainTranslator]: Starting translation in SV-COMP mode [2018-10-02 17:11:13,005 INFO L151 MainTranslator]: Built tables and reachable declarations [2018-10-02 17:11:13,536 FATAL L292 ToolchainWalker]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator has thrown an exception: java.lang.AssertionError: not an integer constant: null at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.TypeHandler.constructEnumValue(TypeHandler.java:815) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.TypeHandler.visit(TypeHandler.java:329) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.PRDispatcher.dispatch(PRDispatcher.java:177) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:1736) 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:3210) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:2016) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:528) 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:165) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.MainTranslator.run(MainTranslator.java:94) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.MainTranslator.(MainTranslator.java:69) 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$Toolchain.processToolchain(ToolchainManager.java:316) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:55) [2018-10-02 17:11:13,549 INFO L168 Benchmark]: Toolchain (without parser) took 830.70 ms. Allocated memory is still 1.9 GB. Free memory was 1.8 GB in the beginning and 1.8 GB in the end (delta: 21.3 MB). Peak memory consumption was 21.3 MB. Max. memory is 1.9 GB. [2018-10-02 17:11:13,555 INFO L168 Benchmark]: CDTParser took 0.22 ms. Allocated memory is still 1.9 GB. Free memory is still 1.9 GB. There was no memory consumed. Max. memory is 1.9 GB. [2018-10-02 17:11:13,556 INFO L168 Benchmark]: CACSL2BoogieTranslator took 817.39 ms. Allocated memory is still 1.9 GB. Free memory was 1.8 GB in the beginning and 1.8 GB in the end (delta: 21.3 MB). Peak memory consumption was 21.3 MB. Max. memory is 1.9 GB. [2018-10-02 17:11:13,562 INFO L336 ainManager$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 0.22 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 817.39 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: 21.3 MB). Peak memory consumption was 21.3 MB. Max. memory is 1.9 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - ExceptionOrErrorResult: AssertionError: not an integer constant: null de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: AssertionError: not an integer constant: null: de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.TypeHandler.constructEnumValue(TypeHandler.java:815) RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...