./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 f4b24e32 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-?-f4b24e3 [2022-07-14 12:50:59,320 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-07-14 12:50:59,322 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-07-14 12:50:59,356 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-07-14 12:50:59,357 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-07-14 12:50:59,358 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-07-14 12:50:59,359 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-07-14 12:50:59,361 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-07-14 12:50:59,362 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-07-14 12:50:59,365 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-07-14 12:50:59,366 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-07-14 12:50:59,368 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-07-14 12:50:59,368 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-07-14 12:50:59,370 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-07-14 12:50:59,370 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-07-14 12:50:59,372 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-07-14 12:50:59,372 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-07-14 12:50:59,373 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-07-14 12:50:59,374 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-07-14 12:50:59,378 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-07-14 12:50:59,380 INFO L181 SettingsManager]: Resetting HornVerifier preferences to default values [2022-07-14 12:50:59,380 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-07-14 12:50:59,381 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-07-14 12:50:59,381 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-07-14 12:50:59,382 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-07-14 12:50:59,387 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-07-14 12:50:59,388 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-07-14 12:50:59,388 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-07-14 12:50:59,388 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-07-14 12:50:59,389 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-07-14 12:50:59,390 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-07-14 12:50:59,390 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-07-14 12:50:59,391 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-07-14 12:50:59,392 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-07-14 12:50:59,392 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-07-14 12:50:59,393 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-07-14 12:50:59,393 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-07-14 12:50:59,393 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-07-14 12:50:59,393 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-07-14 12:50:59,394 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-07-14 12:50:59,394 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-07-14 12:50:59,397 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-07-14 12:50:59,398 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-DerefFreeMemtrack-64bit-Automizer_Default.epf [2022-07-14 12:50:59,421 INFO L113 SettingsManager]: Loading preferences was successful [2022-07-14 12:50:59,422 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-07-14 12:50:59,422 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-07-14 12:50:59,422 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-07-14 12:50:59,423 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-07-14 12:50:59,423 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-07-14 12:50:59,424 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-07-14 12:50:59,424 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-07-14 12:50:59,424 INFO L138 SettingsManager]: * Use SBE=true [2022-07-14 12:50:59,424 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-07-14 12:50:59,425 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2022-07-14 12:50:59,425 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-07-14 12:50:59,425 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-07-14 12:50:59,425 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2022-07-14 12:50:59,425 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2022-07-14 12:50:59,425 INFO L138 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2022-07-14 12:50:59,425 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-07-14 12:50:59,426 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2022-07-14 12:50:59,426 INFO L138 SettingsManager]: * Use constant arrays=true [2022-07-14 12:50:59,426 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-07-14 12:50:59,426 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-07-14 12:50:59,426 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-07-14 12:50:59,426 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-07-14 12:50:59,426 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-07-14 12:50:59,427 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-07-14 12:50:59,427 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2022-07-14 12:50:59,427 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-07-14 12:50:59,427 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 93ec3fe92cbffeb2c5e17682d1d73993f9ea9354b1a7bf40800d41bcb5fd7393 [2022-07-14 12:50:59,661 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-07-14 12:50:59,697 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-07-14 12:50:59,699 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-07-14 12:50:59,700 INFO L271 PluginConnector]: Initializing CDTParser... [2022-07-14 12:50:59,707 INFO L275 PluginConnector]: CDTParser initialized [2022-07-14 12:50:59,708 INFO L432 ainManager$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 [2022-07-14 12:50:59,752 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/4d58ea8f0/70187432abe747468d0e67f0b6884bbe/FLAGffa922d35 [2022-07-14 12:51:00,460 INFO L306 CDTParser]: Found 1 translation units. [2022-07-14 12:51:00,461 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/openbsd-6.2/if_etherip-fixed-double-free.i [2022-07-14 12:51:00,495 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/4d58ea8f0/70187432abe747468d0e67f0b6884bbe/FLAGffa922d35 [2022-07-14 12:51:00,546 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/4d58ea8f0/70187432abe747468d0e67f0b6884bbe [2022-07-14 12:51:00,548 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-07-14 12:51:00,549 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-07-14 12:51:00,551 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-07-14 12:51:00,552 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-07-14 12:51:00,554 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-07-14 12:51:00,554 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.07 12:51:00" (1/1) ... [2022-07-14 12:51:00,555 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@65eae99e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.07 12:51:00, skipping insertion in model container [2022-07-14 12:51:00,555 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.07 12:51:00" (1/1) ... [2022-07-14 12:51:00,560 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-07-14 12:51:00,639 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-07-14 12:51:02,046 WARN L611 FunctionHandler]: implicit declaration of function __builtin_memset [2022-07-14 12:51:02,443 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) [2022-07-14 12:51:02,448 INFO L158 Benchmark]: Toolchain (without parser) took 1897.63ms. Allocated memory is still 111.1MB. Free memory was 82.6MB in the beginning and 56.4MB in the end (delta: 26.2MB). Peak memory consumption was 26.2MB. Max. memory is 16.1GB. [2022-07-14 12:51:02,448 INFO L158 Benchmark]: CDTParser took 0.09ms. Allocated memory is still 111.1MB. Free memory is still 89.5MB. There was no memory consumed. Max. memory is 16.1GB. [2022-07-14 12:51:02,449 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1895.06ms. Allocated memory is still 111.1MB. Free memory was 82.4MB in the beginning and 56.4MB in the end (delta: 26.0MB). Peak memory consumption was 26.2MB. Max. memory is 16.1GB. [2022-07-14 12:51:02,449 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.09ms. Allocated memory is still 111.1MB. Free memory is still 89.5MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1895.06ms. Allocated memory is still 111.1MB. Free memory was 82.4MB in the beginning and 56.4MB in the end (delta: 26.0MB). Peak memory consumption was 26.2MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - ExceptionOrErrorResult: IllegalArgumentException: cannot determine size of incomplete type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: IllegalArgumentException: cannot determine size of incomplete type: de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.chandler.TypeSizeAndOffsetComputer.constructSizeTValueAndOffsets_StructAndUnion(TypeSizeAndOffsetComputer.java:256) RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request... --- End real Ultimate output --- Execution finished normally 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-?-f4b24e3 [2022-07-14 12:51:04,141 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-07-14 12:51:04,142 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-07-14 12:51:04,161 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-07-14 12:51:04,161 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-07-14 12:51:04,162 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-07-14 12:51:04,163 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-07-14 12:51:04,164 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-07-14 12:51:04,165 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-07-14 12:51:04,166 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-07-14 12:51:04,167 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-07-14 12:51:04,167 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-07-14 12:51:04,168 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-07-14 12:51:04,168 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-07-14 12:51:04,169 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-07-14 12:51:04,170 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-07-14 12:51:04,170 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-07-14 12:51:04,171 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-07-14 12:51:04,172 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-07-14 12:51:04,173 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-07-14 12:51:04,174 INFO L181 SettingsManager]: Resetting HornVerifier preferences to default values [2022-07-14 12:51:04,181 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-07-14 12:51:04,182 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-07-14 12:51:04,183 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-07-14 12:51:04,183 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-07-14 12:51:04,185 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-07-14 12:51:04,185 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-07-14 12:51:04,186 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-07-14 12:51:04,186 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-07-14 12:51:04,187 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-07-14 12:51:04,187 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-07-14 12:51:04,187 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-07-14 12:51:04,188 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-07-14 12:51:04,188 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-07-14 12:51:04,189 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-07-14 12:51:04,189 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-07-14 12:51:04,190 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-07-14 12:51:04,190 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-07-14 12:51:04,190 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-07-14 12:51:04,191 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-07-14 12:51:04,191 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-07-14 12:51:04,195 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-07-14 12:51:04,196 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-DerefFreeMemtrack-64bit-Automizer_Bitvector.epf [2022-07-14 12:51:04,210 INFO L113 SettingsManager]: Loading preferences was successful [2022-07-14 12:51:04,211 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-07-14 12:51:04,211 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-07-14 12:51:04,211 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-07-14 12:51:04,212 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-07-14 12:51:04,212 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-07-14 12:51:04,227 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-07-14 12:51:04,228 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-07-14 12:51:04,228 INFO L138 SettingsManager]: * Use SBE=true [2022-07-14 12:51:04,228 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-07-14 12:51:04,228 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2022-07-14 12:51:04,228 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-07-14 12:51:04,229 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-07-14 12:51:04,229 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2022-07-14 12:51:04,232 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2022-07-14 12:51:04,232 INFO L138 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2022-07-14 12:51:04,232 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-07-14 12:51:04,232 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2022-07-14 12:51:04,233 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2022-07-14 12:51:04,233 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2022-07-14 12:51:04,233 INFO L138 SettingsManager]: * Use constant arrays=true [2022-07-14 12:51:04,233 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-07-14 12:51:04,233 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-07-14 12:51:04,233 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-07-14 12:51:04,233 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-07-14 12:51:04,233 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-07-14 12:51:04,233 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-07-14 12:51:04,233 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2022-07-14 12:51:04,234 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2022-07-14 12:51:04,234 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2022-07-14 12:51:04,234 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 93ec3fe92cbffeb2c5e17682d1d73993f9ea9354b1a7bf40800d41bcb5fd7393 [2022-07-14 12:51:04,475 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-07-14 12:51:04,489 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-07-14 12:51:04,491 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-07-14 12:51:04,491 INFO L271 PluginConnector]: Initializing CDTParser... [2022-07-14 12:51:04,492 INFO L275 PluginConnector]: CDTParser initialized [2022-07-14 12:51:04,493 INFO L432 ainManager$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 [2022-07-14 12:51:04,551 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/940d36193/89c4253f8f7a4e25a081ddc2a6d0ded0/FLAGccf4d2207 [2022-07-14 12:51:05,181 INFO L306 CDTParser]: Found 1 translation units. [2022-07-14 12:51:05,182 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/openbsd-6.2/if_etherip-fixed-double-free.i [2022-07-14 12:51:05,219 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/940d36193/89c4253f8f7a4e25a081ddc2a6d0ded0/FLAGccf4d2207 [2022-07-14 12:51:05,299 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/940d36193/89c4253f8f7a4e25a081ddc2a6d0ded0 [2022-07-14 12:51:05,301 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-07-14 12:51:05,302 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-07-14 12:51:05,304 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-07-14 12:51:05,304 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-07-14 12:51:05,306 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-07-14 12:51:05,307 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.07 12:51:05" (1/1) ... [2022-07-14 12:51:05,307 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@33ba8f15 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.07 12:51:05, skipping insertion in model container [2022-07-14 12:51:05,307 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.07 12:51:05" (1/1) ... [2022-07-14 12:51:05,312 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-07-14 12:51:05,408 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-07-14 12:51:06,834 WARN L611 FunctionHandler]: implicit declaration of function __builtin_memset [2022-07-14 12:51:07,388 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) [2022-07-14 12:51:07,394 INFO L158 Benchmark]: Toolchain (without parser) took 2090.61ms. Allocated memory was 52.4MB in the beginning and 65.0MB in the end (delta: 12.6MB). Free memory was 28.5MB in the beginning and 29.5MB in the end (delta: -1.0MB). Peak memory consumption was 17.0MB. Max. memory is 16.1GB. [2022-07-14 12:51:07,395 INFO L158 Benchmark]: CDTParser took 0.13ms. Allocated memory is still 52.4MB. Free memory was 34.5MB in the beginning and 34.5MB in the end (delta: 46.3kB). There was no memory consumed. Max. memory is 16.1GB. [2022-07-14 12:51:07,396 INFO L158 Benchmark]: CACSL2BoogieTranslator took 2088.28ms. Allocated memory was 52.4MB in the beginning and 65.0MB in the end (delta: 12.6MB). Free memory was 28.4MB in the beginning and 29.5MB in the end (delta: -1.2MB). Peak memory consumption was 17.0MB. Max. memory is 16.1GB. [2022-07-14 12:51:07,398 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.13ms. Allocated memory is still 52.4MB. Free memory was 34.5MB in the beginning and 34.5MB in the end (delta: 46.3kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 2088.28ms. Allocated memory was 52.4MB in the beginning and 65.0MB in the end (delta: 12.6MB). Free memory was 28.4MB in the beginning and 29.5MB in the end (delta: -1.2MB). Peak memory consumption was 17.0MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - ExceptionOrErrorResult: IllegalArgumentException: cannot determine size of incomplete type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: IllegalArgumentException: cannot determine size of incomplete type: de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.chandler.TypeSizeAndOffsetComputer.constructSizeTValueAndOffsets_StructAndUnion(TypeSizeAndOffsetComputer.java: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