./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 --architecture 64bit -------------------------------------------------------------------------------- Checking for memory safety (deref-memtrack) Using default analysis Version 6c24879c 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-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-?-6c24879 [2022-07-13 01:10:37,710 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-07-13 01:10:37,711 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-07-13 01:10:37,730 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-07-13 01:10:37,731 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-07-13 01:10:37,731 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-07-13 01:10:37,732 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-07-13 01:10:37,733 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-07-13 01:10:37,734 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-07-13 01:10:37,735 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-07-13 01:10:37,736 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-07-13 01:10:37,736 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-07-13 01:10:37,737 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-07-13 01:10:37,737 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-07-13 01:10:37,738 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-07-13 01:10:37,739 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-07-13 01:10:37,739 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-07-13 01:10:37,740 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-07-13 01:10:37,741 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-07-13 01:10:37,742 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-07-13 01:10:37,743 INFO L181 SettingsManager]: Resetting HornVerifier preferences to default values [2022-07-13 01:10:37,743 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-07-13 01:10:37,744 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-07-13 01:10:37,745 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-07-13 01:10:37,746 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-07-13 01:10:37,750 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-07-13 01:10:37,750 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-07-13 01:10:37,762 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-07-13 01:10:37,762 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-07-13 01:10:37,762 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-07-13 01:10:37,763 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-07-13 01:10:37,763 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-07-13 01:10:37,764 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-07-13 01:10:37,764 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-07-13 01:10:37,765 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-07-13 01:10:37,767 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-07-13 01:10:37,767 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-07-13 01:10:37,767 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-07-13 01:10:37,767 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-07-13 01:10:37,768 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-07-13 01:10:37,769 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-07-13 01:10:37,771 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-07-13 01:10:37,772 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-DerefFreeMemtrack-64bit-Automizer_Default.epf [2022-07-13 01:10:37,797 INFO L113 SettingsManager]: Loading preferences was successful [2022-07-13 01:10:37,799 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-07-13 01:10:37,800 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-07-13 01:10:37,800 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-07-13 01:10:37,800 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-07-13 01:10:37,800 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-07-13 01:10:37,801 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-07-13 01:10:37,801 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-07-13 01:10:37,801 INFO L138 SettingsManager]: * Use SBE=true [2022-07-13 01:10:37,802 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-07-13 01:10:37,802 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2022-07-13 01:10:37,802 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-07-13 01:10:37,802 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-07-13 01:10:37,802 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2022-07-13 01:10:37,803 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2022-07-13 01:10:37,803 INFO L138 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2022-07-13 01:10:37,803 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-07-13 01:10:37,803 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2022-07-13 01:10:37,803 INFO L138 SettingsManager]: * Use constant arrays=true [2022-07-13 01:10:37,803 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-07-13 01:10:37,803 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-07-13 01:10:37,804 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-07-13 01:10:37,805 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-07-13 01:10:37,805 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-07-13 01:10:37,805 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-07-13 01:10:37,805 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2022-07-13 01:10:37,805 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-07-13 01:10:37,805 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> bd64539a144241395781f7472407ffb31c1f73f6ab9206d20864b184ab12c36f [2022-07-13 01:10:38,017 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-07-13 01:10:38,038 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-07-13 01:10:38,041 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-07-13 01:10:38,042 INFO L271 PluginConnector]: Initializing CDTParser... [2022-07-13 01:10:38,043 INFO L275 PluginConnector]: CDTParser initialized [2022-07-13 01:10:38,044 INFO L432 ainManager$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 [2022-07-13 01:10:38,083 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/80572f72f/99f5743622ee4773a927f4bd191fac7e/FLAGdf8f5c747 [2022-07-13 01:10:38,800 INFO L306 CDTParser]: Found 1 translation units. [2022-07-13 01:10:38,801 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/openbsd-6.2/if_etherip-fixed-double-free-invalid-deref2.i [2022-07-13 01:10:38,839 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/80572f72f/99f5743622ee4773a927f4bd191fac7e/FLAGdf8f5c747 [2022-07-13 01:10:39,068 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/80572f72f/99f5743622ee4773a927f4bd191fac7e [2022-07-13 01:10:39,070 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-07-13 01:10:39,071 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-07-13 01:10:39,072 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-07-13 01:10:39,073 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-07-13 01:10:39,075 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-07-13 01:10:39,076 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.07 01:10:39" (1/1) ... [2022-07-13 01:10:39,077 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@62015e5a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.07 01:10:39, skipping insertion in model container [2022-07-13 01:10:39,077 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.07 01:10:39" (1/1) ... [2022-07-13 01:10:39,082 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-07-13 01:10:39,174 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-07-13 01:10:40,357 WARN L611 FunctionHandler]: implicit declaration of function __builtin_memset [2022-07-13 01:10:40,788 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:1021) 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:2412) 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:2039) 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:1081) 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:1470) 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:3276) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:2361) 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) [2022-07-13 01:10:40,792 INFO L158 Benchmark]: Toolchain (without parser) took 1719.82ms. Allocated memory is still 115.3MB. Free memory was 83.9MB in the beginning and 37.8MB in the end (delta: 46.1MB). Peak memory consumption was 46.1MB. Max. memory is 16.1GB. [2022-07-13 01:10:40,792 INFO L158 Benchmark]: CDTParser took 0.18ms. Allocated memory is still 92.3MB. Free memory was 65.6MB in the beginning and 65.5MB in the end (delta: 44.2kB). There was no memory consumed. Max. memory is 16.1GB. [2022-07-13 01:10:40,793 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1718.07ms. Allocated memory is still 115.3MB. Free memory was 83.9MB in the beginning and 37.8MB in the end (delta: 46.1MB). Peak memory consumption was 46.1MB. Max. memory is 16.1GB. [2022-07-13 01:10:40,794 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.18ms. Allocated memory is still 92.3MB. Free memory was 65.6MB in the beginning and 65.5MB in the end (delta: 44.2kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1718.07ms. Allocated memory is still 115.3MB. Free memory was 83.9MB in the beginning and 37.8MB in the end (delta: 46.1MB). Peak memory consumption was 46.1MB. 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 -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-?-6c24879 [2022-07-13 01:10:42,384 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-07-13 01:10:42,386 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-07-13 01:10:42,419 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-07-13 01:10:42,420 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-07-13 01:10:42,421 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-07-13 01:10:42,424 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-07-13 01:10:42,427 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-07-13 01:10:42,428 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-07-13 01:10:42,432 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-07-13 01:10:42,433 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-07-13 01:10:42,435 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-07-13 01:10:42,435 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-07-13 01:10:42,437 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-07-13 01:10:42,438 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-07-13 01:10:42,442 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-07-13 01:10:42,443 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-07-13 01:10:42,444 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-07-13 01:10:42,445 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-07-13 01:10:42,450 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-07-13 01:10:42,451 INFO L181 SettingsManager]: Resetting HornVerifier preferences to default values [2022-07-13 01:10:42,452 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-07-13 01:10:42,453 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-07-13 01:10:42,454 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-07-13 01:10:42,455 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-07-13 01:10:42,460 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-07-13 01:10:42,461 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-07-13 01:10:42,461 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-07-13 01:10:42,462 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-07-13 01:10:42,462 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-07-13 01:10:42,463 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-07-13 01:10:42,463 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-07-13 01:10:42,465 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-07-13 01:10:42,465 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-07-13 01:10:42,466 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-07-13 01:10:42,467 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-07-13 01:10:42,467 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-07-13 01:10:42,467 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-07-13 01:10:42,468 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-07-13 01:10:42,468 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-07-13 01:10:42,468 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-07-13 01:10:42,471 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-07-13 01:10:42,477 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-DerefFreeMemtrack-64bit-Automizer_Bitvector.epf [2022-07-13 01:10:42,507 INFO L113 SettingsManager]: Loading preferences was successful [2022-07-13 01:10:42,507 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-07-13 01:10:42,508 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-07-13 01:10:42,508 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-07-13 01:10:42,508 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-07-13 01:10:42,509 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-07-13 01:10:42,509 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-07-13 01:10:42,509 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-07-13 01:10:42,509 INFO L138 SettingsManager]: * Use SBE=true [2022-07-13 01:10:42,510 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-07-13 01:10:42,510 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2022-07-13 01:10:42,510 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-07-13 01:10:42,511 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-07-13 01:10:42,511 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2022-07-13 01:10:42,511 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2022-07-13 01:10:42,511 INFO L138 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2022-07-13 01:10:42,511 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-07-13 01:10:42,511 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2022-07-13 01:10:42,512 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2022-07-13 01:10:42,512 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2022-07-13 01:10:42,512 INFO L138 SettingsManager]: * Use constant arrays=true [2022-07-13 01:10:42,512 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-07-13 01:10:42,512 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-07-13 01:10:42,512 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-07-13 01:10:42,512 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-07-13 01:10:42,513 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-07-13 01:10:42,513 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-07-13 01:10:42,513 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2022-07-13 01:10:42,513 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2022-07-13 01:10:42,513 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2022-07-13 01:10:42,513 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> bd64539a144241395781f7472407ffb31c1f73f6ab9206d20864b184ab12c36f [2022-07-13 01:10:42,784 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-07-13 01:10:42,799 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-07-13 01:10:42,801 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-07-13 01:10:42,801 INFO L271 PluginConnector]: Initializing CDTParser... [2022-07-13 01:10:42,802 INFO L275 PluginConnector]: CDTParser initialized [2022-07-13 01:10:42,803 INFO L432 ainManager$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 [2022-07-13 01:10:42,867 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/5f6892da6/937c990904c1409b9d49e80702734565/FLAG57ecb73cd [2022-07-13 01:10:43,487 INFO L306 CDTParser]: Found 1 translation units. [2022-07-13 01:10:43,487 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/openbsd-6.2/if_etherip-fixed-double-free-invalid-deref2.i [2022-07-13 01:10:43,524 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/5f6892da6/937c990904c1409b9d49e80702734565/FLAG57ecb73cd [2022-07-13 01:10:43,897 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/5f6892da6/937c990904c1409b9d49e80702734565 [2022-07-13 01:10:43,899 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-07-13 01:10:43,912 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-07-13 01:10:43,913 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-07-13 01:10:43,913 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-07-13 01:10:43,916 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-07-13 01:10:43,917 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.07 01:10:43" (1/1) ... [2022-07-13 01:10:43,917 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@ed9fa21 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.07 01:10:43, skipping insertion in model container [2022-07-13 01:10:43,917 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.07 01:10:43" (1/1) ... [2022-07-13 01:10:43,922 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-07-13 01:10:44,032 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-07-13 01:10:45,156 WARN L611 FunctionHandler]: implicit declaration of function __builtin_memset [2022-07-13 01:10:45,489 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:1021) 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:2412) 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:2039) 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:1081) 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:1470) 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:3276) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:2361) 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) [2022-07-13 01:10:45,493 INFO L158 Benchmark]: Toolchain (without parser) took 1580.98ms. Allocated memory is still 67.1MB. Free memory was 42.2MB in the beginning and 30.0MB in the end (delta: 12.2MB). Peak memory consumption was 19.9MB. Max. memory is 16.1GB. [2022-07-13 01:10:45,494 INFO L158 Benchmark]: CDTParser took 0.14ms. Allocated memory is still 54.5MB. Free memory was 35.0MB in the beginning and 35.0MB in the end (delta: 23.8kB). There was no memory consumed. Max. memory is 16.1GB. [2022-07-13 01:10:45,494 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1578.86ms. Allocated memory is still 67.1MB. Free memory was 41.9MB in the beginning and 30.0MB in the end (delta: 11.9MB). Peak memory consumption was 19.9MB. Max. memory is 16.1GB. [2022-07-13 01:10:45,495 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 54.5MB. Free memory was 35.0MB in the beginning and 35.0MB in the end (delta: 23.8kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1578.86ms. Allocated memory is still 67.1MB. Free memory was 41.9MB in the beginning and 30.0MB in the end (delta: 11.9MB). Peak memory consumption was 19.9MB. 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