./Ultimate.py --spec ../sv-benchmarks/c/properties/valid-memsafety.prp --file ../sv-benchmarks/c/openbsd-6.2/if_etherip-fixed-double-free-invalid-deref2.i --full-output -ea --architecture 64bit -------------------------------------------------------------------------------- Checking for memory safety (deref-memtrack) Using default analysis Version 03d7b7b3 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx15G -Xms4m -ea -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-deref2.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 bd64539a144241395781f7472407ffb31c1f73f6ab9206d20864b184ab12c36f --- Real Ultimate output --- This is Ultimate 0.2.2-dev-03d7b7b [2022-02-21 02:50:12,841 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-02-21 02:50:12,844 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-02-21 02:50:12,874 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-02-21 02:50:12,876 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-02-21 02:50:12,877 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-02-21 02:50:12,880 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-02-21 02:50:12,886 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-02-21 02:50:12,888 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-02-21 02:50:12,892 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-02-21 02:50:12,893 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-02-21 02:50:12,894 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-02-21 02:50:12,894 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-02-21 02:50:12,897 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-02-21 02:50:12,899 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-02-21 02:50:12,900 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-02-21 02:50:12,901 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-02-21 02:50:12,901 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-02-21 02:50:12,905 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-02-21 02:50:12,908 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-02-21 02:50:12,910 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-02-21 02:50:12,911 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-02-21 02:50:12,912 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-02-21 02:50:12,913 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-02-21 02:50:12,916 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-02-21 02:50:12,917 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-02-21 02:50:12,917 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-02-21 02:50:12,918 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-02-21 02:50:12,919 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-02-21 02:50:12,919 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-02-21 02:50:12,920 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-02-21 02:50:12,920 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-02-21 02:50:12,921 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-02-21 02:50:12,922 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-02-21 02:50:12,923 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-02-21 02:50:12,923 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-02-21 02:50:12,924 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-02-21 02:50:12,924 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-02-21 02:50:12,924 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-02-21 02:50:12,925 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-02-21 02:50:12,925 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-02-21 02:50:12,926 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-DerefFreeMemtrack-64bit-Automizer_Default.epf [2022-02-21 02:50:12,951 INFO L113 SettingsManager]: Loading preferences was successful [2022-02-21 02:50:12,954 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-02-21 02:50:12,954 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-02-21 02:50:12,954 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-02-21 02:50:12,955 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-02-21 02:50:12,955 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-02-21 02:50:12,956 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-02-21 02:50:12,956 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-02-21 02:50:12,956 INFO L138 SettingsManager]: * Use SBE=true [2022-02-21 02:50:12,956 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-02-21 02:50:12,957 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2022-02-21 02:50:12,957 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-02-21 02:50:12,957 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-02-21 02:50:12,958 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2022-02-21 02:50:12,958 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2022-02-21 02:50:12,958 INFO L138 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2022-02-21 02:50:12,958 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-02-21 02:50:12,958 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2022-02-21 02:50:12,958 INFO L138 SettingsManager]: * Use constant arrays=true [2022-02-21 02:50:12,958 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-02-21 02:50:12,959 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-02-21 02:50:12,959 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-02-21 02:50:12,959 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-02-21 02:50:12,959 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-02-21 02:50:12,959 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-02-21 02:50:12,959 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2022-02-21 02:50:12,959 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-02-21 02:50:12,960 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> bd64539a144241395781f7472407ffb31c1f73f6ab9206d20864b184ab12c36f [2022-02-21 02:50:13,141 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-02-21 02:50:13,175 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-02-21 02:50:13,176 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-02-21 02:50:13,178 INFO L271 PluginConnector]: Initializing CDTParser... [2022-02-21 02:50:13,178 INFO L275 PluginConnector]: CDTParser initialized [2022-02-21 02:50:13,180 INFO L432 ainManager$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-deref2.i [2022-02-21 02:50:13,236 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/650f90260/b2f063c1a7e34d6d891ca1521187fcfa/FLAG48166601d [2022-02-21 02:50:13,869 INFO L306 CDTParser]: Found 1 translation units. [2022-02-21 02:50:13,869 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/openbsd-6.2/if_etherip-fixed-double-free-invalid-deref2.i [2022-02-21 02:50:13,914 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/650f90260/b2f063c1a7e34d6d891ca1521187fcfa/FLAG48166601d [2022-02-21 02:50:14,209 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/650f90260/b2f063c1a7e34d6d891ca1521187fcfa [2022-02-21 02:50:14,211 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-02-21 02:50:14,213 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-02-21 02:50:14,215 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-02-21 02:50:14,215 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-02-21 02:50:14,217 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-02-21 02:50:14,218 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.02 02:50:14" (1/1) ... [2022-02-21 02:50:14,219 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7481be8c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.02 02:50:14, skipping insertion in model container [2022-02-21 02:50:14,219 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.02 02:50:14" (1/1) ... [2022-02-21 02:50:14,224 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-02-21 02:50:14,323 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-02-21 02:50:15,422 WARN L611 FunctionHandler]: implicit declaration of function __builtin_memset [2022-02-21 02:50:16,023 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:256) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.chandler.TypeSizeAndOffsetComputer.computeSize(TypeSizeAndOffsetComputer.java:203) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.chandler.TypeSizeAndOffsetComputer.constructBytesizeExpression(TypeSizeAndOffsetComputer.java:121) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.checkIfNecessaryMemoryModelAdaption(CHandler.java:1011) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:968) 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:2407) 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:2034) 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:1076) 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:1465) 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:3271) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:2356) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:601) 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) [2022-02-21 02:50:16,031 INFO L158 Benchmark]: Toolchain (without parser) took 1816.69ms. Allocated memory is still 104.9MB. Free memory was 61.4MB in the beginning and 71.4MB in the end (delta: -10.0MB). Peak memory consumption was 16.6MB. Max. memory is 16.1GB. [2022-02-21 02:50:16,032 INFO L158 Benchmark]: CDTParser took 0.39ms. Allocated memory is still 79.7MB. Free memory was 50.1MB in the beginning and 50.0MB in the end (delta: 26.6kB). There was no memory consumed. Max. memory is 16.1GB. [2022-02-21 02:50:16,033 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1814.07ms. Allocated memory is still 104.9MB. Free memory was 61.1MB in the beginning and 71.4MB in the end (delta: -10.2MB). Peak memory consumption was 16.6MB. Max. memory is 16.1GB. [2022-02-21 02:50:16,035 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - AssertionsEnabledResult: Assertions are enabled Assertions are enabled - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.39ms. Allocated memory is still 79.7MB. Free memory was 50.1MB in the beginning and 50.0MB in the end (delta: 26.6kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1814.07ms. Allocated memory is still 104.9MB. Free memory was 61.1MB in the beginning and 71.4MB in the end (delta: -10.2MB). Peak memory consumption was 16.6MB. 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:256) 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 -ea -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-deref2.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 bd64539a144241395781f7472407ffb31c1f73f6ab9206d20864b184ab12c36f --- Real Ultimate output --- This is Ultimate 0.2.2-dev-03d7b7b [2022-02-21 02:50:17,674 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-02-21 02:50:17,677 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-02-21 02:50:17,713 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-02-21 02:50:17,714 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-02-21 02:50:17,717 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-02-21 02:50:17,719 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-02-21 02:50:17,723 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-02-21 02:50:17,725 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-02-21 02:50:17,729 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-02-21 02:50:17,730 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-02-21 02:50:17,734 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-02-21 02:50:17,734 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-02-21 02:50:17,736 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-02-21 02:50:17,737 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-02-21 02:50:17,740 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-02-21 02:50:17,741 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-02-21 02:50:17,741 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-02-21 02:50:17,743 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-02-21 02:50:17,745 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-02-21 02:50:17,748 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-02-21 02:50:17,749 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-02-21 02:50:17,749 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-02-21 02:50:17,751 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-02-21 02:50:17,754 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-02-21 02:50:17,754 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-02-21 02:50:17,755 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-02-21 02:50:17,756 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-02-21 02:50:17,756 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-02-21 02:50:17,757 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-02-21 02:50:17,757 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-02-21 02:50:17,757 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-02-21 02:50:17,759 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-02-21 02:50:17,759 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-02-21 02:50:17,760 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-02-21 02:50:17,760 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-02-21 02:50:17,761 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-02-21 02:50:17,761 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-02-21 02:50:17,761 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-02-21 02:50:17,762 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-02-21 02:50:17,763 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-02-21 02:50:17,764 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-DerefFreeMemtrack-64bit-Automizer_Bitvector.epf [2022-02-21 02:50:17,790 INFO L113 SettingsManager]: Loading preferences was successful [2022-02-21 02:50:17,791 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-02-21 02:50:17,792 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-02-21 02:50:17,792 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-02-21 02:50:17,792 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-02-21 02:50:17,793 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-02-21 02:50:17,793 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-02-21 02:50:17,794 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-02-21 02:50:17,794 INFO L138 SettingsManager]: * Use SBE=true [2022-02-21 02:50:17,794 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-02-21 02:50:17,794 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2022-02-21 02:50:17,795 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-02-21 02:50:17,795 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-02-21 02:50:17,795 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2022-02-21 02:50:17,795 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2022-02-21 02:50:17,795 INFO L138 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2022-02-21 02:50:17,795 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-02-21 02:50:17,795 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2022-02-21 02:50:17,796 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2022-02-21 02:50:17,796 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2022-02-21 02:50:17,796 INFO L138 SettingsManager]: * Use constant arrays=true [2022-02-21 02:50:17,796 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-02-21 02:50:17,796 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-02-21 02:50:17,796 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-02-21 02:50:17,796 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-02-21 02:50:17,797 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-02-21 02:50:17,797 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-02-21 02:50:17,797 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2022-02-21 02:50:17,797 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2022-02-21 02:50:17,797 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2022-02-21 02:50:17,797 INFO L138 SettingsManager]: * Logic for external solver=AUFBV 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> bd64539a144241395781f7472407ffb31c1f73f6ab9206d20864b184ab12c36f [2022-02-21 02:50:18,178 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-02-21 02:50:18,217 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-02-21 02:50:18,219 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-02-21 02:50:18,220 INFO L271 PluginConnector]: Initializing CDTParser... [2022-02-21 02:50:18,221 INFO L275 PluginConnector]: CDTParser initialized [2022-02-21 02:50:18,221 INFO L432 ainManager$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-deref2.i [2022-02-21 02:50:18,307 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/4697522f9/0c6da95131244d18bec8c559f5d14bde/FLAGd11f20a40 [2022-02-21 02:50:19,135 INFO L306 CDTParser]: Found 1 translation units. [2022-02-21 02:50:19,136 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/openbsd-6.2/if_etherip-fixed-double-free-invalid-deref2.i [2022-02-21 02:50:19,173 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/4697522f9/0c6da95131244d18bec8c559f5d14bde/FLAGd11f20a40 [2022-02-21 02:50:19,250 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/4697522f9/0c6da95131244d18bec8c559f5d14bde [2022-02-21 02:50:19,253 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-02-21 02:50:19,254 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-02-21 02:50:19,256 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-02-21 02:50:19,256 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-02-21 02:50:19,258 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-02-21 02:50:19,260 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.02 02:50:19" (1/1) ... [2022-02-21 02:50:19,260 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4e09035b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.02 02:50:19, skipping insertion in model container [2022-02-21 02:50:19,261 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.02 02:50:19" (1/1) ... [2022-02-21 02:50:19,266 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-02-21 02:50:19,366 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-02-21 02:50:21,139 WARN L611 FunctionHandler]: implicit declaration of function __builtin_memset [2022-02-21 02:50:21,884 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:256) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.chandler.TypeSizeAndOffsetComputer.computeSize(TypeSizeAndOffsetComputer.java:203) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.chandler.TypeSizeAndOffsetComputer.constructBytesizeExpression(TypeSizeAndOffsetComputer.java:121) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.checkIfNecessaryMemoryModelAdaption(CHandler.java:1011) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:968) 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:2407) 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:2034) 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:1076) 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:1465) 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:3271) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:2356) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:601) 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) [2022-02-21 02:50:21,903 INFO L158 Benchmark]: Toolchain (without parser) took 2647.26ms. Allocated memory was 54.5MB in the beginning and 77.6MB in the end (delta: 23.1MB). Free memory was 26.9MB in the beginning and 46.2MB in the end (delta: -19.2MB). Peak memory consumption was 16.2MB. Max. memory is 16.1GB. [2022-02-21 02:50:21,904 INFO L158 Benchmark]: CDTParser took 0.09ms. Allocated memory is still 44.0MB. Free memory was 25.9MB in the beginning and 25.8MB in the end (delta: 38.2kB). There was no memory consumed. Max. memory is 16.1GB. [2022-02-21 02:50:21,906 INFO L158 Benchmark]: CACSL2BoogieTranslator took 2645.15ms. Allocated memory was 54.5MB in the beginning and 77.6MB in the end (delta: 23.1MB). Free memory was 26.7MB in the beginning and 46.2MB in the end (delta: -19.5MB). Peak memory consumption was 16.2MB. Max. memory is 16.1GB. [2022-02-21 02:50:21,907 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - AssertionsEnabledResult: Assertions are enabled Assertions are enabled - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.09ms. Allocated memory is still 44.0MB. Free memory was 25.9MB in the beginning and 25.8MB in the end (delta: 38.2kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 2645.15ms. Allocated memory was 54.5MB in the beginning and 77.6MB in the end (delta: 23.1MB). Free memory was 26.7MB in the beginning and 46.2MB in the end (delta: -19.5MB). Peak memory consumption was 16.2MB. 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:256) 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