./Ultimate.py --spec ../sv-benchmarks/c/properties/valid-memsafety.prp --file ../sv-benchmarks/c/openbsd-6.2/if_etherip-fixed-double-free-invalid-deref1.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for memory safety (deref-memtrack) Using default analysis Version e8d55036 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx15G -Xms4m -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerMemDerefMemtrack.xml -i ../sv-benchmarks/c/openbsd-6.2/if_etherip-fixed-double-free-invalid-deref1.i -s /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-DerefFreeMemtrack-64bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash d224ebcb07fcde02a04b3f693ddbc7636cebe8e81bd90ae54b6353a489767531 --- Real Ultimate output --- This is Ultimate 0.2.2-?-e8d5503-m [2023-02-15 22:36:21,762 INFO L177 SettingsManager]: Resetting all preferences to default values... [2023-02-15 22:36:21,764 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2023-02-15 22:36:21,785 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2023-02-15 22:36:21,786 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2023-02-15 22:36:21,787 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2023-02-15 22:36:21,787 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2023-02-15 22:36:21,788 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2023-02-15 22:36:21,790 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2023-02-15 22:36:21,790 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2023-02-15 22:36:21,791 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2023-02-15 22:36:21,792 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2023-02-15 22:36:21,792 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2023-02-15 22:36:21,793 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2023-02-15 22:36:21,793 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2023-02-15 22:36:21,794 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2023-02-15 22:36:21,795 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2023-02-15 22:36:21,796 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2023-02-15 22:36:21,797 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2023-02-15 22:36:21,798 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2023-02-15 22:36:21,799 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2023-02-15 22:36:21,800 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2023-02-15 22:36:21,801 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2023-02-15 22:36:21,801 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2023-02-15 22:36:21,804 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2023-02-15 22:36:21,805 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2023-02-15 22:36:21,805 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2023-02-15 22:36:21,806 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2023-02-15 22:36:21,806 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2023-02-15 22:36:21,807 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2023-02-15 22:36:21,807 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2023-02-15 22:36:21,808 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2023-02-15 22:36:21,808 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2023-02-15 22:36:21,809 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2023-02-15 22:36:21,810 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2023-02-15 22:36:21,810 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2023-02-15 22:36:21,811 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2023-02-15 22:36:21,811 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2023-02-15 22:36:21,811 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2023-02-15 22:36:21,812 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2023-02-15 22:36:21,812 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2023-02-15 22:36:21,813 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-DerefFreeMemtrack-64bit-Automizer_Default.epf [2023-02-15 22:36:21,857 INFO L113 SettingsManager]: Loading preferences was successful [2023-02-15 22:36:21,857 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2023-02-15 22:36:21,858 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-02-15 22:36:21,858 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-02-15 22:36:21,859 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-02-15 22:36:21,859 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-02-15 22:36:21,860 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-02-15 22:36:21,860 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2023-02-15 22:36:21,860 INFO L138 SettingsManager]: * Use SBE=true [2023-02-15 22:36:21,861 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-02-15 22:36:21,862 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2023-02-15 22:36:21,862 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2023-02-15 22:36:21,862 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2023-02-15 22:36:21,862 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2023-02-15 22:36:21,862 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2023-02-15 22:36:21,862 INFO L138 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2023-02-15 22:36:21,863 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-02-15 22:36:21,863 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2023-02-15 22:36:21,863 INFO L138 SettingsManager]: * Use constant arrays=true [2023-02-15 22:36:21,863 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-02-15 22:36:21,863 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-02-15 22:36:21,863 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2023-02-15 22:36:21,864 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-02-15 22:36:21,864 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-02-15 22:36:21,864 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-02-15 22:36:21,864 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2023-02-15 22:36:21,864 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-02-15 22:36:21,864 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2023-02-15 22:36:21,865 INFO L138 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2023-02-15 22:36:21,865 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-02-15 22:36:21,865 INFO L138 SettingsManager]: * Independence relation used for large block encoding in concurrent analysis=SYNTACTIC [2023-02-15 22:36:21,865 INFO L138 SettingsManager]: * Looper check in Petri net analysis=SEMANTIC WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> d224ebcb07fcde02a04b3f693ddbc7636cebe8e81bd90ae54b6353a489767531 [2023-02-15 22:36:22,062 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-02-15 22:36:22,083 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-02-15 22:36:22,085 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-02-15 22:36:22,086 INFO L271 PluginConnector]: Initializing CDTParser... [2023-02-15 22:36:22,086 INFO L275 PluginConnector]: CDTParser initialized [2023-02-15 22:36:22,087 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/openbsd-6.2/if_etherip-fixed-double-free-invalid-deref1.i [2023-02-15 22:36:23,042 INFO L500 CDTParser]: Created temporary CDT project at NULL [2023-02-15 22:36:23,437 INFO L351 CDTParser]: Found 1 translation units. [2023-02-15 22:36:23,437 INFO L172 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/openbsd-6.2/if_etherip-fixed-double-free-invalid-deref1.i [2023-02-15 22:36:23,473 INFO L394 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/ce0613e94/cf760c0a02564b9c99563351bccdc244/FLAGe9601206e [2023-02-15 22:36:23,485 INFO L402 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/ce0613e94/cf760c0a02564b9c99563351bccdc244 [2023-02-15 22:36:23,487 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-02-15 22:36:23,488 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2023-02-15 22:36:23,489 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-02-15 22:36:23,489 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-02-15 22:36:23,491 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2023-02-15 22:36:23,492 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 15.02 10:36:23" (1/1) ... [2023-02-15 22:36:23,494 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@62b8166f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.02 10:36:23, skipping insertion in model container [2023-02-15 22:36:23,494 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 15.02 10:36:23" (1/1) ... [2023-02-15 22:36:23,499 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2023-02-15 22:36:23,574 INFO L178 MainTranslator]: Built tables and reachable declarations [2023-02-15 22:36:24,905 WARN L611 FunctionHandler]: implicit declaration of function __builtin_memset [2023-02-15 22:36:25,970 FATAL L? ?]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator has thrown an exception: java.lang.IllegalArgumentException: cannot determine size of incomplete type at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.chandler.TypeSizeAndOffsetComputer.constructSizeTValueAndOffsets_StructAndUnion(TypeSizeAndOffsetComputer.java:260) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.chandler.TypeSizeAndOffsetComputer.computeSize(TypeSizeAndOffsetComputer.java:204) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.chandler.TypeSizeAndOffsetComputer.constructBytesizeExpression(TypeSizeAndOffsetComputer.java:122) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.checkIfNecessaryMemoryModelAdaption(CHandler.java:1034) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:974) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.PRDispatcher.dispatch(PRDispatcher.java:279) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:2453) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.PRDispatcher.dispatch(PRDispatcher.java:303) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.chandler.FunctionHandler.handleReturnStatement(FunctionHandler.java:540) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:2068) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.PRDispatcher.dispatch(PRDispatcher.java:193) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:1094) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.PRDispatcher.dispatch(PRDispatcher.java:232) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.chandler.FunctionHandler.handleFunctionDefinition(FunctionHandler.java:371) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:1496) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.PRDispatcher.dispatch(PRDispatcher.java:155) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.processTUchild(CHandler.java:3320) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:2395) 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:134) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.MainTranslator.translate(MainTranslator.java:192) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.MainTranslator.run(MainTranslator.java:115) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.MainTranslator.(MainTranslator.java:93) at de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver.finish(CACSL2BoogieTranslatorObserver.java:128) 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:320) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2023-02-15 22:36:25,974 INFO L158 Benchmark]: Toolchain (without parser) took 2485.26ms. Allocated memory is still 165.7MB. Free memory was 122.5MB in the beginning and 55.7MB in the end (delta: 66.9MB). Peak memory consumption was 94.7MB. Max. memory is 16.1GB. [2023-02-15 22:36:25,975 INFO L158 Benchmark]: CDTParser took 0.14ms. Allocated memory is still 125.8MB. Free memory was 99.9MB in the beginning and 99.9MB in the end (delta: 73.5kB). There was no memory consumed. Max. memory is 16.1GB. [2023-02-15 22:36:25,975 INFO L158 Benchmark]: CACSL2BoogieTranslator took 2483.92ms. Allocated memory is still 165.7MB. Free memory was 122.1MB in the beginning and 55.7MB in the end (delta: 66.5MB). Peak memory consumption was 94.7MB. Max. memory is 16.1GB. [2023-02-15 22:36:25,976 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.14ms. Allocated memory is still 125.8MB. Free memory was 99.9MB in the beginning and 99.9MB in the end (delta: 73.5kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 2483.92ms. Allocated memory is still 165.7MB. Free memory was 122.1MB in the beginning and 55.7MB in the end (delta: 66.5MB). Peak memory consumption was 94.7MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - ExceptionOrErrorResult: IllegalArgumentException: cannot determine size of incomplete type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: IllegalArgumentException: cannot determine size of incomplete type: de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.chandler.TypeSizeAndOffsetComputer.constructSizeTValueAndOffsets_StructAndUnion(TypeSizeAndOffsetComputer.java:260) RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request... --- End real Ultimate output --- Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis ### Bit-precise run ### Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx15G -Xms4m -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerMemDerefMemtrack.xml -i ../sv-benchmarks/c/openbsd-6.2/if_etherip-fixed-double-free-invalid-deref1.i -s /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-DerefFreeMemtrack-64bit-Automizer_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash d224ebcb07fcde02a04b3f693ddbc7636cebe8e81bd90ae54b6353a489767531 --- Real Ultimate output --- This is Ultimate 0.2.2-?-e8d5503-m [2023-02-15 22:36:27,471 INFO L177 SettingsManager]: Resetting all preferences to default values... [2023-02-15 22:36:27,473 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2023-02-15 22:36:27,503 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2023-02-15 22:36:27,505 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2023-02-15 22:36:27,507 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2023-02-15 22:36:27,509 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2023-02-15 22:36:27,511 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2023-02-15 22:36:27,514 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2023-02-15 22:36:27,517 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2023-02-15 22:36:27,518 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2023-02-15 22:36:27,520 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2023-02-15 22:36:27,520 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2023-02-15 22:36:27,522 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2023-02-15 22:36:27,523 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2023-02-15 22:36:27,533 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2023-02-15 22:36:27,533 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2023-02-15 22:36:27,534 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2023-02-15 22:36:27,534 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2023-02-15 22:36:27,535 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2023-02-15 22:36:27,536 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2023-02-15 22:36:27,538 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2023-02-15 22:36:27,538 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2023-02-15 22:36:27,539 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2023-02-15 22:36:27,541 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2023-02-15 22:36:27,544 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2023-02-15 22:36:27,544 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2023-02-15 22:36:27,545 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2023-02-15 22:36:27,546 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2023-02-15 22:36:27,546 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2023-02-15 22:36:27,547 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2023-02-15 22:36:27,549 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2023-02-15 22:36:27,549 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2023-02-15 22:36:27,550 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2023-02-15 22:36:27,551 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2023-02-15 22:36:27,552 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2023-02-15 22:36:27,552 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2023-02-15 22:36:27,552 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2023-02-15 22:36:27,552 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2023-02-15 22:36:27,553 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2023-02-15 22:36:27,553 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2023-02-15 22:36:27,554 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-DerefFreeMemtrack-64bit-Automizer_Bitvector.epf [2023-02-15 22:36:27,583 INFO L113 SettingsManager]: Loading preferences was successful [2023-02-15 22:36:27,584 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2023-02-15 22:36:27,584 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-02-15 22:36:27,585 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-02-15 22:36:27,585 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-02-15 22:36:27,586 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-02-15 22:36:27,586 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-02-15 22:36:27,586 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2023-02-15 22:36:27,586 INFO L138 SettingsManager]: * Use SBE=true [2023-02-15 22:36:27,586 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-02-15 22:36:27,587 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2023-02-15 22:36:27,587 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2023-02-15 22:36:27,587 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2023-02-15 22:36:27,588 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2023-02-15 22:36:27,588 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2023-02-15 22:36:27,588 INFO L138 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2023-02-15 22:36:27,588 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-02-15 22:36:27,588 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2023-02-15 22:36:27,588 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2023-02-15 22:36:27,589 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2023-02-15 22:36:27,589 INFO L138 SettingsManager]: * Use constant arrays=true [2023-02-15 22:36:27,589 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-02-15 22:36:27,589 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-02-15 22:36:27,589 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2023-02-15 22:36:27,590 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-02-15 22:36:27,590 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-02-15 22:36:27,590 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-02-15 22:36:27,590 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2023-02-15 22:36:27,590 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2023-02-15 22:36:27,590 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2023-02-15 22:36:27,590 INFO L138 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2023-02-15 22:36:27,591 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-02-15 22:36:27,591 INFO L138 SettingsManager]: * Logic for external solver=AUFBV [2023-02-15 22:36:27,591 INFO L138 SettingsManager]: * Independence relation used for large block encoding in concurrent analysis=SYNTACTIC [2023-02-15 22:36:27,591 INFO L138 SettingsManager]: * Looper check in Petri net analysis=SEMANTIC WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> d224ebcb07fcde02a04b3f693ddbc7636cebe8e81bd90ae54b6353a489767531 [2023-02-15 22:36:27,821 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-02-15 22:36:27,834 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-02-15 22:36:27,836 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-02-15 22:36:27,836 INFO L271 PluginConnector]: Initializing CDTParser... [2023-02-15 22:36:27,837 INFO L275 PluginConnector]: CDTParser initialized [2023-02-15 22:36:27,837 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/openbsd-6.2/if_etherip-fixed-double-free-invalid-deref1.i [2023-02-15 22:36:28,806 INFO L500 CDTParser]: Created temporary CDT project at NULL [2023-02-15 22:36:29,238 INFO L351 CDTParser]: Found 1 translation units. [2023-02-15 22:36:29,239 INFO L172 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/openbsd-6.2/if_etherip-fixed-double-free-invalid-deref1.i [2023-02-15 22:36:29,274 INFO L394 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/de5b86003/bfc4b80d780e4049ba97c4e2414aa433/FLAGecbf242fd [2023-02-15 22:36:29,288 INFO L402 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/de5b86003/bfc4b80d780e4049ba97c4e2414aa433 [2023-02-15 22:36:29,290 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-02-15 22:36:29,292 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2023-02-15 22:36:29,294 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-02-15 22:36:29,294 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-02-15 22:36:29,296 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2023-02-15 22:36:29,297 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 15.02 10:36:29" (1/1) ... [2023-02-15 22:36:29,298 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@620d5320 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.02 10:36:29, skipping insertion in model container [2023-02-15 22:36:29,298 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 15.02 10:36:29" (1/1) ... [2023-02-15 22:36:29,303 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2023-02-15 22:36:29,404 INFO L178 MainTranslator]: Built tables and reachable declarations [2023-02-15 22:36:30,221 WARN L611 FunctionHandler]: implicit declaration of function __builtin_memset [2023-02-15 22:36:30,562 FATAL L? ?]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator has thrown an exception: java.lang.IllegalArgumentException: cannot determine size of incomplete type at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.chandler.TypeSizeAndOffsetComputer.constructSizeTValueAndOffsets_StructAndUnion(TypeSizeAndOffsetComputer.java:260) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.chandler.TypeSizeAndOffsetComputer.computeSize(TypeSizeAndOffsetComputer.java:204) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.chandler.TypeSizeAndOffsetComputer.constructBytesizeExpression(TypeSizeAndOffsetComputer.java:122) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.checkIfNecessaryMemoryModelAdaption(CHandler.java:1034) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:974) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.PRDispatcher.dispatch(PRDispatcher.java:279) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:2453) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.PRDispatcher.dispatch(PRDispatcher.java:303) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.chandler.FunctionHandler.handleReturnStatement(FunctionHandler.java:540) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:2068) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.PRDispatcher.dispatch(PRDispatcher.java:193) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:1094) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.PRDispatcher.dispatch(PRDispatcher.java:232) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.chandler.FunctionHandler.handleFunctionDefinition(FunctionHandler.java:371) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:1496) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.PRDispatcher.dispatch(PRDispatcher.java:155) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.processTUchild(CHandler.java:3320) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:2395) 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:134) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.MainTranslator.translate(MainTranslator.java:192) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.MainTranslator.run(MainTranslator.java:115) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.MainTranslator.(MainTranslator.java:93) at de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver.finish(CACSL2BoogieTranslatorObserver.java:128) 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:320) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2023-02-15 22:36:30,568 INFO L158 Benchmark]: Toolchain (without parser) took 1275.15ms. Allocated memory is still 90.2MB. Free memory was 55.9MB in the beginning and 51.7MB in the end (delta: 4.2MB). Peak memory consumption was 24.0MB. Max. memory is 16.1GB. [2023-02-15 22:36:30,569 INFO L158 Benchmark]: CDTParser took 0.14ms. Allocated memory is still 62.9MB. Free memory is still 40.1MB. There was no memory consumed. Max. memory is 16.1GB. [2023-02-15 22:36:30,569 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1272.67ms. Allocated memory is still 90.2MB. Free memory was 55.6MB in the beginning and 51.7MB in the end (delta: 4.0MB). Peak memory consumption was 24.0MB. Max. memory is 16.1GB. [2023-02-15 22:36:30,570 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.14ms. Allocated memory is still 62.9MB. Free memory is still 40.1MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1272.67ms. Allocated memory is still 90.2MB. Free memory was 55.6MB in the beginning and 51.7MB in the end (delta: 4.0MB). Peak memory consumption was 24.0MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - ExceptionOrErrorResult: IllegalArgumentException: cannot determine size of incomplete type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: IllegalArgumentException: cannot determine size of incomplete type: de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.chandler.TypeSizeAndOffsetComputer.constructSizeTValueAndOffsets_StructAndUnion(TypeSizeAndOffsetComputer.java:260) RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: ERROR: ExceptionOrErrorResult: IllegalArgumentException: cannot determine size of incomplete type