./Ultimate.py --spec ../sv-benchmarks/c/properties/valid-memsafety.prp --file ../sv-benchmarks/c/openbsd-6.2/if_etherip-fixed-double-free.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for memory safety (deref-memtrack) Using default analysis Version 26d01a9c 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.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 93ec3fe92cbffeb2c5e17682d1d73993f9ea9354b1a7bf40800d41bcb5fd7393 --- Real Ultimate output --- This is Ultimate 0.2.2-?-26d01a9 [2023-02-17 03:35:47,074 INFO L177 SettingsManager]: Resetting all preferences to default values... [2023-02-17 03:35:47,076 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2023-02-17 03:35:47,099 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2023-02-17 03:35:47,099 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2023-02-17 03:35:47,100 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2023-02-17 03:35:47,101 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2023-02-17 03:35:47,103 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2023-02-17 03:35:47,104 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2023-02-17 03:35:47,105 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2023-02-17 03:35:47,106 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2023-02-17 03:35:47,106 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2023-02-17 03:35:47,107 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2023-02-17 03:35:47,108 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2023-02-17 03:35:47,109 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2023-02-17 03:35:47,110 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2023-02-17 03:35:47,111 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2023-02-17 03:35:47,114 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2023-02-17 03:35:47,117 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2023-02-17 03:35:47,120 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2023-02-17 03:35:47,124 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2023-02-17 03:35:47,125 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2023-02-17 03:35:47,126 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2023-02-17 03:35:47,130 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2023-02-17 03:35:47,133 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2023-02-17 03:35:47,133 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2023-02-17 03:35:47,133 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2023-02-17 03:35:47,136 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2023-02-17 03:35:47,136 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2023-02-17 03:35:47,137 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2023-02-17 03:35:47,137 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2023-02-17 03:35:47,138 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2023-02-17 03:35:47,139 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2023-02-17 03:35:47,140 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2023-02-17 03:35:47,141 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2023-02-17 03:35:47,141 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2023-02-17 03:35:47,142 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2023-02-17 03:35:47,142 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2023-02-17 03:35:47,142 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2023-02-17 03:35:47,143 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2023-02-17 03:35:47,145 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2023-02-17 03:35:47,146 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-DerefFreeMemtrack-64bit-Automizer_Default.epf [2023-02-17 03:35:47,167 INFO L113 SettingsManager]: Loading preferences was successful [2023-02-17 03:35:47,167 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2023-02-17 03:35:47,167 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-02-17 03:35:47,167 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-02-17 03:35:47,168 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-02-17 03:35:47,168 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-02-17 03:35:47,168 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-02-17 03:35:47,168 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2023-02-17 03:35:47,169 INFO L138 SettingsManager]: * Use SBE=true [2023-02-17 03:35:47,169 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-02-17 03:35:47,169 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2023-02-17 03:35:47,169 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2023-02-17 03:35:47,169 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2023-02-17 03:35:47,169 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2023-02-17 03:35:47,169 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2023-02-17 03:35:47,169 INFO L138 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2023-02-17 03:35:47,170 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-02-17 03:35:47,170 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2023-02-17 03:35:47,170 INFO L138 SettingsManager]: * Use constant arrays=true [2023-02-17 03:35:47,170 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-02-17 03:35:47,170 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-02-17 03:35:47,170 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2023-02-17 03:35:47,170 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-02-17 03:35:47,171 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-02-17 03:35:47,171 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-02-17 03:35:47,171 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2023-02-17 03:35:47,171 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-02-17 03:35:47,171 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2023-02-17 03:35:47,171 INFO L138 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2023-02-17 03:35:47,171 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-02-17 03:35:47,171 INFO L138 SettingsManager]: * Independence relation used for large block encoding in concurrent analysis=SYNTACTIC [2023-02-17 03:35:47,172 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 93ec3fe92cbffeb2c5e17682d1d73993f9ea9354b1a7bf40800d41bcb5fd7393 [2023-02-17 03:35:47,396 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-02-17 03:35:47,417 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-02-17 03:35:47,420 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-02-17 03:35:47,421 INFO L271 PluginConnector]: Initializing CDTParser... [2023-02-17 03:35:47,421 INFO L275 PluginConnector]: CDTParser initialized [2023-02-17 03:35:47,422 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/openbsd-6.2/if_etherip-fixed-double-free.i [2023-02-17 03:35:48,632 INFO L500 CDTParser]: Created temporary CDT project at NULL [2023-02-17 03:35:49,111 INFO L351 CDTParser]: Found 1 translation units. [2023-02-17 03:35:49,111 INFO L172 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/openbsd-6.2/if_etherip-fixed-double-free.i [2023-02-17 03:35:49,158 INFO L394 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/5473fbdd2/06ada5e98fb94f698d7346530cc6a502/FLAG88ae3759b [2023-02-17 03:35:49,176 INFO L402 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/5473fbdd2/06ada5e98fb94f698d7346530cc6a502 [2023-02-17 03:35:49,179 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-02-17 03:35:49,180 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2023-02-17 03:35:49,182 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-02-17 03:35:49,182 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-02-17 03:35:49,185 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2023-02-17 03:35:49,186 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 17.02 03:35:49" (1/1) ... [2023-02-17 03:35:49,188 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@211227b4 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.02 03:35:49, skipping insertion in model container [2023-02-17 03:35:49,188 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 17.02 03:35:49" (1/1) ... [2023-02-17 03:35:49,194 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2023-02-17 03:35:49,298 INFO L178 MainTranslator]: Built tables and reachable declarations [2023-02-17 03:35:50,360 WARN L611 FunctionHandler]: implicit declaration of function __builtin_memset [2023-02-17 03:35:51,601 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) [2023-02-17 03:35:51,606 INFO L158 Benchmark]: Toolchain (without parser) took 2425.48ms. Allocated memory was 123.7MB in the beginning and 209.7MB in the end (delta: 86.0MB). Free memory was 65.5MB in the beginning and 95.5MB in the end (delta: -30.0MB). Peak memory consumption was 81.7MB. Max. memory is 16.1GB. [2023-02-17 03:35:51,607 INFO L158 Benchmark]: CDTParser took 0.17ms. Allocated memory is still 98.6MB. Free memory is still 52.1MB. There was no memory consumed. Max. memory is 16.1GB. [2023-02-17 03:35:51,608 INFO L158 Benchmark]: CACSL2BoogieTranslator took 2422.74ms. Allocated memory was 123.7MB in the beginning and 209.7MB in the end (delta: 86.0MB). Free memory was 65.4MB in the beginning and 95.5MB in the end (delta: -30.1MB). Peak memory consumption was 81.7MB. Max. memory is 16.1GB. [2023-02-17 03:35:51,609 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 98.6MB. Free memory is still 52.1MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 2422.74ms. Allocated memory was 123.7MB in the beginning and 209.7MB in the end (delta: 86.0MB). Free memory was 65.4MB in the beginning and 95.5MB in the end (delta: -30.1MB). Peak memory consumption was 81.7MB. 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.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 93ec3fe92cbffeb2c5e17682d1d73993f9ea9354b1a7bf40800d41bcb5fd7393 --- Real Ultimate output --- This is Ultimate 0.2.2-?-26d01a9 [2023-02-17 03:35:53,537 INFO L177 SettingsManager]: Resetting all preferences to default values... [2023-02-17 03:35:53,539 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2023-02-17 03:35:53,574 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2023-02-17 03:35:53,575 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2023-02-17 03:35:53,575 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2023-02-17 03:35:53,577 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2023-02-17 03:35:53,578 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2023-02-17 03:35:53,580 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2023-02-17 03:35:53,581 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2023-02-17 03:35:53,582 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2023-02-17 03:35:53,583 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2023-02-17 03:35:53,583 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2023-02-17 03:35:53,584 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2023-02-17 03:35:53,585 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2023-02-17 03:35:53,586 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2023-02-17 03:35:53,587 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2023-02-17 03:35:53,591 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2023-02-17 03:35:53,593 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2023-02-17 03:35:53,596 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2023-02-17 03:35:53,605 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2023-02-17 03:35:53,606 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2023-02-17 03:35:53,608 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2023-02-17 03:35:53,610 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2023-02-17 03:35:53,612 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2023-02-17 03:35:53,614 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2023-02-17 03:35:53,615 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2023-02-17 03:35:53,616 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2023-02-17 03:35:53,617 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2023-02-17 03:35:53,618 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2023-02-17 03:35:53,618 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2023-02-17 03:35:53,619 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2023-02-17 03:35:53,620 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2023-02-17 03:35:53,621 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2023-02-17 03:35:53,622 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2023-02-17 03:35:53,623 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2023-02-17 03:35:53,623 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2023-02-17 03:35:53,623 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2023-02-17 03:35:53,624 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2023-02-17 03:35:53,624 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2023-02-17 03:35:53,625 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2023-02-17 03:35:53,626 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-DerefFreeMemtrack-64bit-Automizer_Bitvector.epf [2023-02-17 03:35:53,658 INFO L113 SettingsManager]: Loading preferences was successful [2023-02-17 03:35:53,659 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2023-02-17 03:35:53,660 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-02-17 03:35:53,660 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-02-17 03:35:53,661 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-02-17 03:35:53,661 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-02-17 03:35:53,662 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-02-17 03:35:53,662 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2023-02-17 03:35:53,662 INFO L138 SettingsManager]: * Use SBE=true [2023-02-17 03:35:53,662 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-02-17 03:35:53,663 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2023-02-17 03:35:53,663 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2023-02-17 03:35:53,663 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2023-02-17 03:35:53,664 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2023-02-17 03:35:53,664 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2023-02-17 03:35:53,664 INFO L138 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2023-02-17 03:35:53,664 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-02-17 03:35:53,664 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2023-02-17 03:35:53,665 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2023-02-17 03:35:53,665 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2023-02-17 03:35:53,665 INFO L138 SettingsManager]: * Use constant arrays=true [2023-02-17 03:35:53,665 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-02-17 03:35:53,665 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-02-17 03:35:53,666 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2023-02-17 03:35:53,666 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-02-17 03:35:53,666 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-02-17 03:35:53,666 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-02-17 03:35:53,666 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2023-02-17 03:35:53,667 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2023-02-17 03:35:53,667 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2023-02-17 03:35:53,667 INFO L138 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2023-02-17 03:35:53,667 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-02-17 03:35:53,667 INFO L138 SettingsManager]: * Logic for external solver=AUFBV [2023-02-17 03:35:53,668 INFO L138 SettingsManager]: * Independence relation used for large block encoding in concurrent analysis=SYNTACTIC [2023-02-17 03:35:53,668 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 93ec3fe92cbffeb2c5e17682d1d73993f9ea9354b1a7bf40800d41bcb5fd7393 [2023-02-17 03:35:53,982 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-02-17 03:35:54,001 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-02-17 03:35:54,003 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-02-17 03:35:54,004 INFO L271 PluginConnector]: Initializing CDTParser... [2023-02-17 03:35:54,004 INFO L275 PluginConnector]: CDTParser initialized [2023-02-17 03:35:54,005 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/openbsd-6.2/if_etherip-fixed-double-free.i [2023-02-17 03:35:55,244 INFO L500 CDTParser]: Created temporary CDT project at NULL [2023-02-17 03:35:55,748 INFO L351 CDTParser]: Found 1 translation units. [2023-02-17 03:35:55,748 INFO L172 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/openbsd-6.2/if_etherip-fixed-double-free.i [2023-02-17 03:35:55,786 INFO L394 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/bd4c88290/e1d85b0e7b6e4a12b086ccb420f75fa1/FLAGc8370dacc [2023-02-17 03:35:55,803 INFO L402 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/bd4c88290/e1d85b0e7b6e4a12b086ccb420f75fa1 [2023-02-17 03:35:55,805 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-02-17 03:35:55,806 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2023-02-17 03:35:55,808 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-02-17 03:35:55,808 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-02-17 03:35:55,810 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2023-02-17 03:35:55,811 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 17.02 03:35:55" (1/1) ... [2023-02-17 03:35:55,813 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1525e4d0 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.02 03:35:55, skipping insertion in model container [2023-02-17 03:35:55,813 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 17.02 03:35:55" (1/1) ... [2023-02-17 03:35:55,818 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2023-02-17 03:35:55,918 INFO L178 MainTranslator]: Built tables and reachable declarations [2023-02-17 03:35:56,856 WARN L611 FunctionHandler]: implicit declaration of function __builtin_memset [2023-02-17 03:35:57,281 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) [2023-02-17 03:35:57,286 INFO L158 Benchmark]: Toolchain (without parser) took 1479.02ms. Allocated memory is still 88.1MB. Free memory was 55.2MB in the beginning and 49.4MB in the end (delta: 5.8MB). Peak memory consumption was 23.7MB. Max. memory is 16.1GB. [2023-02-17 03:35:57,286 INFO L158 Benchmark]: CDTParser took 0.18ms. Allocated memory is still 65.0MB. Free memory was 42.4MB in the beginning and 42.3MB in the end (delta: 81.6kB). There was no memory consumed. Max. memory is 16.1GB. [2023-02-17 03:35:57,287 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1476.74ms. Allocated memory is still 88.1MB. Free memory was 55.0MB in the beginning and 49.4MB in the end (delta: 5.6MB). Peak memory consumption was 23.7MB. Max. memory is 16.1GB. [2023-02-17 03:35:57,288 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 65.0MB. Free memory was 42.4MB in the beginning and 42.3MB in the end (delta: 81.6kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1476.74ms. Allocated memory is still 88.1MB. Free memory was 55.0MB in the beginning and 49.4MB in the end (delta: 5.6MB). Peak memory consumption was 23.7MB. 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 Writing output log to file Ultimate.log Result: ERROR: ExceptionOrErrorResult: IllegalArgumentException: cannot determine size of incomplete type