./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 3dbbec33 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-?-3dbbec3 [2023-02-14 14:03:37,886 INFO L177 SettingsManager]: Resetting all preferences to default values... [2023-02-14 14:03:37,887 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2023-02-14 14:03:37,907 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2023-02-14 14:03:37,911 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2023-02-14 14:03:37,914 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2023-02-14 14:03:37,915 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2023-02-14 14:03:37,917 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2023-02-14 14:03:37,918 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2023-02-14 14:03:37,922 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2023-02-14 14:03:37,923 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2023-02-14 14:03:37,925 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2023-02-14 14:03:37,925 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2023-02-14 14:03:37,928 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2023-02-14 14:03:37,929 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2023-02-14 14:03:37,931 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2023-02-14 14:03:37,932 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2023-02-14 14:03:37,933 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2023-02-14 14:03:37,933 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2023-02-14 14:03:37,937 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2023-02-14 14:03:37,938 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2023-02-14 14:03:37,939 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2023-02-14 14:03:37,940 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2023-02-14 14:03:37,940 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2023-02-14 14:03:37,946 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2023-02-14 14:03:37,947 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2023-02-14 14:03:37,947 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2023-02-14 14:03:37,948 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2023-02-14 14:03:37,949 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2023-02-14 14:03:37,949 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2023-02-14 14:03:37,950 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2023-02-14 14:03:37,950 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2023-02-14 14:03:37,951 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2023-02-14 14:03:37,953 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2023-02-14 14:03:37,953 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2023-02-14 14:03:37,953 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2023-02-14 14:03:37,954 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2023-02-14 14:03:37,954 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2023-02-14 14:03:37,954 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2023-02-14 14:03:37,955 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2023-02-14 14:03:37,956 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2023-02-14 14:03:37,956 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-DerefFreeMemtrack-64bit-Automizer_Default.epf [2023-02-14 14:03:37,988 INFO L113 SettingsManager]: Loading preferences was successful [2023-02-14 14:03:37,989 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2023-02-14 14:03:37,989 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-02-14 14:03:37,989 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-02-14 14:03:37,990 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-02-14 14:03:37,990 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-02-14 14:03:37,991 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-02-14 14:03:37,991 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2023-02-14 14:03:37,991 INFO L138 SettingsManager]: * Use SBE=true [2023-02-14 14:03:37,991 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-02-14 14:03:37,992 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2023-02-14 14:03:37,992 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2023-02-14 14:03:37,992 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2023-02-14 14:03:37,992 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2023-02-14 14:03:37,992 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2023-02-14 14:03:37,993 INFO L138 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2023-02-14 14:03:37,993 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-02-14 14:03:37,993 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2023-02-14 14:03:37,993 INFO L138 SettingsManager]: * Use constant arrays=true [2023-02-14 14:03:37,993 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-02-14 14:03:37,993 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-02-14 14:03:37,994 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2023-02-14 14:03:37,994 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-02-14 14:03:37,994 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-02-14 14:03:37,994 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-02-14 14:03:37,994 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2023-02-14 14:03:37,994 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-02-14 14:03:37,994 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2023-02-14 14:03:37,995 INFO L138 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2023-02-14 14:03:37,995 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-02-14 14:03:37,995 INFO L138 SettingsManager]: * Independence relation used for large block encoding in concurrent analysis=SYNTACTIC [2023-02-14 14:03:37,995 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> bd64539a144241395781f7472407ffb31c1f73f6ab9206d20864b184ab12c36f [2023-02-14 14:03:38,194 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-02-14 14:03:38,231 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-02-14 14:03:38,233 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-02-14 14:03:38,234 INFO L271 PluginConnector]: Initializing CDTParser... [2023-02-14 14:03:38,235 INFO L275 PluginConnector]: CDTParser initialized [2023-02-14 14:03:38,236 INFO L432 ainManager$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 [2023-02-14 14:03:39,265 INFO L500 CDTParser]: Created temporary CDT project at NULL [2023-02-14 14:03:39,688 INFO L351 CDTParser]: Found 1 translation units. [2023-02-14 14:03:39,689 INFO L172 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/openbsd-6.2/if_etherip-fixed-double-free-invalid-deref2.i [2023-02-14 14:03:39,718 INFO L394 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/e31e1f38b/309ece9be63341ecb69428879b7b52e7/FLAG6e1bcc9b8 [2023-02-14 14:03:39,733 INFO L402 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/e31e1f38b/309ece9be63341ecb69428879b7b52e7 [2023-02-14 14:03:39,734 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-02-14 14:03:39,736 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2023-02-14 14:03:39,738 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-02-14 14:03:39,738 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-02-14 14:03:39,740 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2023-02-14 14:03:39,740 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.02 02:03:39" (1/1) ... [2023-02-14 14:03:39,741 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@34667138 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.02 02:03:39, skipping insertion in model container [2023-02-14 14:03:39,741 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.02 02:03:39" (1/1) ... [2023-02-14 14:03:39,746 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2023-02-14 14:03:39,834 INFO L178 MainTranslator]: Built tables and reachable declarations [2023-02-14 14:03:40,969 WARN L611 FunctionHandler]: implicit declaration of function __builtin_memset [2023-02-14 14:03:42,058 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) [2023-02-14 14:03:42,063 INFO L158 Benchmark]: Toolchain (without parser) took 2326.38ms. Allocated memory was 121.6MB in the beginning and 153.1MB in the end (delta: 31.5MB). Free memory was 73.0MB in the beginning and 53.4MB in the end (delta: 19.6MB). Peak memory consumption was 66.7MB. Max. memory is 16.1GB. [2023-02-14 14:03:42,064 INFO L158 Benchmark]: CDTParser took 0.17ms. Allocated memory is still 121.6MB. Free memory is still 93.0MB. There was no memory consumed. Max. memory is 16.1GB. [2023-02-14 14:03:42,064 INFO L158 Benchmark]: CACSL2BoogieTranslator took 2323.99ms. Allocated memory was 121.6MB in the beginning and 153.1MB in the end (delta: 31.5MB). Free memory was 72.7MB in the beginning and 53.4MB in the end (delta: 19.3MB). Peak memory consumption was 66.7MB. Max. memory is 16.1GB. [2023-02-14 14:03:42,066 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.17ms. Allocated memory is still 121.6MB. Free memory is still 93.0MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 2323.99ms. Allocated memory was 121.6MB in the beginning and 153.1MB in the end (delta: 31.5MB). Free memory was 72.7MB in the beginning and 53.4MB in the end (delta: 19.3MB). Peak memory consumption was 66.7MB. 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-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-?-3dbbec3 [2023-02-14 14:03:43,582 INFO L177 SettingsManager]: Resetting all preferences to default values... [2023-02-14 14:03:43,584 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2023-02-14 14:03:43,623 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2023-02-14 14:03:43,625 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2023-02-14 14:03:43,628 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2023-02-14 14:03:43,629 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2023-02-14 14:03:43,631 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2023-02-14 14:03:43,635 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2023-02-14 14:03:43,638 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2023-02-14 14:03:43,639 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2023-02-14 14:03:43,640 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2023-02-14 14:03:43,640 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2023-02-14 14:03:43,642 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2023-02-14 14:03:43,642 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2023-02-14 14:03:43,645 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2023-02-14 14:03:43,646 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2023-02-14 14:03:43,647 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2023-02-14 14:03:43,648 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2023-02-14 14:03:43,650 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2023-02-14 14:03:43,653 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2023-02-14 14:03:43,654 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2023-02-14 14:03:43,654 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2023-02-14 14:03:43,655 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2023-02-14 14:03:43,659 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2023-02-14 14:03:43,660 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2023-02-14 14:03:43,660 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2023-02-14 14:03:43,661 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2023-02-14 14:03:43,662 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2023-02-14 14:03:43,662 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2023-02-14 14:03:43,662 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2023-02-14 14:03:43,667 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2023-02-14 14:03:43,672 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2023-02-14 14:03:43,673 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2023-02-14 14:03:43,674 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2023-02-14 14:03:43,675 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2023-02-14 14:03:43,675 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2023-02-14 14:03:43,675 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2023-02-14 14:03:43,676 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2023-02-14 14:03:43,676 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2023-02-14 14:03:43,676 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2023-02-14 14:03:43,680 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-DerefFreeMemtrack-64bit-Automizer_Bitvector.epf [2023-02-14 14:03:43,706 INFO L113 SettingsManager]: Loading preferences was successful [2023-02-14 14:03:43,707 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2023-02-14 14:03:43,708 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-02-14 14:03:43,708 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-02-14 14:03:43,709 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-02-14 14:03:43,709 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-02-14 14:03:43,709 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-02-14 14:03:43,709 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2023-02-14 14:03:43,710 INFO L138 SettingsManager]: * Use SBE=true [2023-02-14 14:03:43,710 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-02-14 14:03:43,710 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2023-02-14 14:03:43,711 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2023-02-14 14:03:43,711 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2023-02-14 14:03:43,711 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2023-02-14 14:03:43,711 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2023-02-14 14:03:43,711 INFO L138 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2023-02-14 14:03:43,711 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-02-14 14:03:43,711 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2023-02-14 14:03:43,712 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2023-02-14 14:03:43,712 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2023-02-14 14:03:43,712 INFO L138 SettingsManager]: * Use constant arrays=true [2023-02-14 14:03:43,712 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-02-14 14:03:43,712 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-02-14 14:03:43,712 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2023-02-14 14:03:43,713 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-02-14 14:03:43,713 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-02-14 14:03:43,713 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-02-14 14:03:43,713 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2023-02-14 14:03:43,713 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2023-02-14 14:03:43,713 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2023-02-14 14:03:43,713 INFO L138 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2023-02-14 14:03:43,714 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-02-14 14:03:43,714 INFO L138 SettingsManager]: * Logic for external solver=AUFBV [2023-02-14 14:03:43,714 INFO L138 SettingsManager]: * Independence relation used for large block encoding in concurrent analysis=SYNTACTIC [2023-02-14 14:03:43,714 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> bd64539a144241395781f7472407ffb31c1f73f6ab9206d20864b184ab12c36f [2023-02-14 14:03:43,945 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-02-14 14:03:43,970 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-02-14 14:03:43,972 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-02-14 14:03:43,973 INFO L271 PluginConnector]: Initializing CDTParser... [2023-02-14 14:03:43,973 INFO L275 PluginConnector]: CDTParser initialized [2023-02-14 14:03:43,974 INFO L432 ainManager$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 [2023-02-14 14:03:44,976 INFO L500 CDTParser]: Created temporary CDT project at NULL [2023-02-14 14:03:45,459 INFO L351 CDTParser]: Found 1 translation units. [2023-02-14 14:03:45,459 INFO L172 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/openbsd-6.2/if_etherip-fixed-double-free-invalid-deref2.i [2023-02-14 14:03:45,491 INFO L394 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/d49b65c81/a97948d6d91a48e8803c16eec4f396ae/FLAG5c5205d09 [2023-02-14 14:03:45,503 INFO L402 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/d49b65c81/a97948d6d91a48e8803c16eec4f396ae [2023-02-14 14:03:45,505 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-02-14 14:03:45,506 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2023-02-14 14:03:45,507 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-02-14 14:03:45,507 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-02-14 14:03:45,512 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2023-02-14 14:03:45,512 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.02 02:03:45" (1/1) ... [2023-02-14 14:03:45,513 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@35a462f3 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.02 02:03:45, skipping insertion in model container [2023-02-14 14:03:45,513 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.02 02:03:45" (1/1) ... [2023-02-14 14:03:45,517 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2023-02-14 14:03:45,638 INFO L178 MainTranslator]: Built tables and reachable declarations [2023-02-14 14:03:46,663 WARN L611 FunctionHandler]: implicit declaration of function __builtin_memset [2023-02-14 14:03:46,983 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) [2023-02-14 14:03:46,987 INFO L158 Benchmark]: Toolchain (without parser) took 1480.75ms. Allocated memory was 69.2MB in the beginning and 83.9MB in the end (delta: 14.7MB). Free memory was 35.1MB in the beginning and 46.0MB in the end (delta: -10.9MB). Peak memory consumption was 15.6MB. Max. memory is 16.1GB. [2023-02-14 14:03:46,988 INFO L158 Benchmark]: CDTParser took 0.30ms. Allocated memory is still 54.5MB. Free memory is still 32.0MB. There was no memory consumed. Max. memory is 16.1GB. [2023-02-14 14:03:46,988 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1479.42ms. Allocated memory was 69.2MB in the beginning and 83.9MB in the end (delta: 14.7MB). Free memory was 34.9MB in the beginning and 46.0MB in the end (delta: -11.1MB). Peak memory consumption was 15.6MB. Max. memory is 16.1GB. [2023-02-14 14:03:46,989 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.30ms. Allocated memory is still 54.5MB. Free memory is still 32.0MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1479.42ms. Allocated memory was 69.2MB in the beginning and 83.9MB in the end (delta: 14.7MB). Free memory was 34.9MB in the beginning and 46.0MB in the end (delta: -11.1MB). Peak memory consumption was 15.6MB. 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: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