./Ultimate.py --spec ../sv-benchmarks/c/properties/valid-memsafety.prp --file ../sv-benchmarks/c/openbsd-6.2/if_etherip-fixed-double-free-invalid-deref1.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for memory safety (deref-memtrack) Using default analysis Version 35987657 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-deref1.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 d224ebcb07fcde02a04b3f693ddbc7636cebe8e81bd90ae54b6353a489767531 --- Real Ultimate output --- This is Ultimate 0.2.2-?-3598765 [2022-07-21 23:41:32,267 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-07-21 23:41:32,269 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-07-21 23:41:32,301 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-07-21 23:41:32,301 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-07-21 23:41:32,302 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-07-21 23:41:32,307 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-07-21 23:41:32,310 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-07-21 23:41:32,311 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-07-21 23:41:32,314 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-07-21 23:41:32,315 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-07-21 23:41:32,316 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-07-21 23:41:32,316 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-07-21 23:41:32,318 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-07-21 23:41:32,319 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-07-21 23:41:32,320 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-07-21 23:41:32,321 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-07-21 23:41:32,322 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-07-21 23:41:32,325 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-07-21 23:41:32,331 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-07-21 23:41:32,332 INFO L181 SettingsManager]: Resetting HornVerifier preferences to default values [2022-07-21 23:41:32,335 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-07-21 23:41:32,337 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-07-21 23:41:32,338 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-07-21 23:41:32,338 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-07-21 23:41:32,340 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-07-21 23:41:32,342 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-07-21 23:41:32,343 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-07-21 23:41:32,344 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-07-21 23:41:32,344 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-07-21 23:41:32,344 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-07-21 23:41:32,345 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-07-21 23:41:32,346 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-07-21 23:41:32,346 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-07-21 23:41:32,347 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-07-21 23:41:32,348 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-07-21 23:41:32,348 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-07-21 23:41:32,349 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-07-21 23:41:32,349 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-07-21 23:41:32,349 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-07-21 23:41:32,350 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-07-21 23:41:32,350 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-07-21 23:41:32,355 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-DerefFreeMemtrack-64bit-Automizer_Default.epf [2022-07-21 23:41:32,373 INFO L113 SettingsManager]: Loading preferences was successful [2022-07-21 23:41:32,373 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-07-21 23:41:32,374 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-07-21 23:41:32,374 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-07-21 23:41:32,374 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-07-21 23:41:32,375 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-07-21 23:41:32,375 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-07-21 23:41:32,375 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-07-21 23:41:32,375 INFO L138 SettingsManager]: * Use SBE=true [2022-07-21 23:41:32,376 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-07-21 23:41:32,376 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2022-07-21 23:41:32,376 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-07-21 23:41:32,377 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-07-21 23:41:32,377 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2022-07-21 23:41:32,377 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2022-07-21 23:41:32,377 INFO L138 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2022-07-21 23:41:32,377 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-07-21 23:41:32,377 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2022-07-21 23:41:32,377 INFO L138 SettingsManager]: * Use constant arrays=true [2022-07-21 23:41:32,378 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-07-21 23:41:32,378 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-07-21 23:41:32,378 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-07-21 23:41:32,378 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-07-21 23:41:32,378 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-07-21 23:41:32,378 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-07-21 23:41:32,379 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2022-07-21 23:41:32,379 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-07-21 23:41:32,379 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> d224ebcb07fcde02a04b3f693ddbc7636cebe8e81bd90ae54b6353a489767531 [2022-07-21 23:41:32,649 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-07-21 23:41:32,668 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-07-21 23:41:32,670 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-07-21 23:41:32,671 INFO L271 PluginConnector]: Initializing CDTParser... [2022-07-21 23:41:32,671 INFO L275 PluginConnector]: CDTParser initialized [2022-07-21 23:41:32,672 INFO L432 ainManager$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-deref1.i [2022-07-21 23:41:32,722 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/ac134c448/f8dee29f90194811b41e0a7bc45be692/FLAGf586b4820 [2022-07-21 23:41:33,368 INFO L306 CDTParser]: Found 1 translation units. [2022-07-21 23:41:33,369 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/openbsd-6.2/if_etherip-fixed-double-free-invalid-deref1.i [2022-07-21 23:41:33,405 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/ac134c448/f8dee29f90194811b41e0a7bc45be692/FLAGf586b4820 [2022-07-21 23:41:33,720 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/ac134c448/f8dee29f90194811b41e0a7bc45be692 [2022-07-21 23:41:33,722 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-07-21 23:41:33,723 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-07-21 23:41:33,724 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-07-21 23:41:33,725 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-07-21 23:41:33,727 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-07-21 23:41:33,728 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.07 11:41:33" (1/1) ... [2022-07-21 23:41:33,729 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@10be80ea and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.07 11:41:33, skipping insertion in model container [2022-07-21 23:41:33,729 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.07 11:41:33" (1/1) ... [2022-07-21 23:41:33,733 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-07-21 23:41:33,823 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-07-21 23:41:34,756 WARN L611 FunctionHandler]: implicit declaration of function __builtin_memset [2022-07-21 23:41:35,188 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) [2022-07-21 23:41:35,194 INFO L158 Benchmark]: Toolchain (without parser) took 1470.29ms. Allocated memory was 56.6MB in the beginning and 71.3MB in the end (delta: 14.7MB). Free memory was 36.7MB in the beginning and 40.9MB in the end (delta: -4.2MB). Peak memory consumption was 21.9MB. Max. memory is 16.1GB. [2022-07-21 23:41:35,195 INFO L158 Benchmark]: CDTParser took 0.20ms. Allocated memory is still 56.6MB. Free memory was 38.6MB in the beginning and 38.5MB in the end (delta: 51.5kB). There was no memory consumed. Max. memory is 16.1GB. [2022-07-21 23:41:35,197 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1467.96ms. Allocated memory was 56.6MB in the beginning and 71.3MB in the end (delta: 14.7MB). Free memory was 36.5MB in the beginning and 40.9MB in the end (delta: -4.4MB). Peak memory consumption was 21.9MB. Max. memory is 16.1GB. [2022-07-21 23:41:35,199 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.20ms. Allocated memory is still 56.6MB. Free memory was 38.6MB in the beginning and 38.5MB in the end (delta: 51.5kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1467.96ms. Allocated memory was 56.6MB in the beginning and 71.3MB in the end (delta: 14.7MB). Free memory was 36.5MB in the beginning and 40.9MB in the end (delta: -4.4MB). Peak memory consumption was 21.9MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - ExceptionOrErrorResult: IllegalArgumentException: cannot determine size of incomplete type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: IllegalArgumentException: cannot determine size of incomplete type: de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.chandler.TypeSizeAndOffsetComputer.constructSizeTValueAndOffsets_StructAndUnion(TypeSizeAndOffsetComputer.java:256) RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request... --- End real Ultimate output --- Execution finished normally 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-deref1.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 d224ebcb07fcde02a04b3f693ddbc7636cebe8e81bd90ae54b6353a489767531 --- Real Ultimate output --- This is Ultimate 0.2.2-?-3598765 [2022-07-21 23:41:36,647 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-07-21 23:41:36,649 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-07-21 23:41:36,690 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-07-21 23:41:36,690 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-07-21 23:41:36,692 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-07-21 23:41:36,695 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-07-21 23:41:36,697 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-07-21 23:41:36,699 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-07-21 23:41:36,703 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-07-21 23:41:36,704 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-07-21 23:41:36,705 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-07-21 23:41:36,706 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-07-21 23:41:36,707 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-07-21 23:41:36,708 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-07-21 23:41:36,712 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-07-21 23:41:36,713 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-07-21 23:41:36,714 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-07-21 23:41:36,716 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-07-21 23:41:36,720 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-07-21 23:41:36,721 INFO L181 SettingsManager]: Resetting HornVerifier preferences to default values [2022-07-21 23:41:36,722 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-07-21 23:41:36,723 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-07-21 23:41:36,724 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-07-21 23:41:36,725 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-07-21 23:41:36,730 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-07-21 23:41:36,731 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-07-21 23:41:36,731 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-07-21 23:41:36,732 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-07-21 23:41:36,732 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-07-21 23:41:36,733 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-07-21 23:41:36,733 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-07-21 23:41:36,735 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-07-21 23:41:36,735 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-07-21 23:41:36,736 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-07-21 23:41:36,737 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-07-21 23:41:36,737 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-07-21 23:41:36,737 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-07-21 23:41:36,738 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-07-21 23:41:36,738 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-07-21 23:41:36,739 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-07-21 23:41:36,740 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-07-21 23:41:36,744 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-DerefFreeMemtrack-64bit-Automizer_Bitvector.epf [2022-07-21 23:41:36,768 INFO L113 SettingsManager]: Loading preferences was successful [2022-07-21 23:41:36,769 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-07-21 23:41:36,769 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-07-21 23:41:36,769 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-07-21 23:41:36,770 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-07-21 23:41:36,770 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-07-21 23:41:36,770 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-07-21 23:41:36,770 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-07-21 23:41:36,771 INFO L138 SettingsManager]: * Use SBE=true [2022-07-21 23:41:36,771 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-07-21 23:41:36,771 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2022-07-21 23:41:36,772 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-07-21 23:41:36,772 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-07-21 23:41:36,772 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2022-07-21 23:41:36,772 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2022-07-21 23:41:36,772 INFO L138 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2022-07-21 23:41:36,772 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-07-21 23:41:36,773 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2022-07-21 23:41:36,773 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2022-07-21 23:41:36,773 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2022-07-21 23:41:36,773 INFO L138 SettingsManager]: * Use constant arrays=true [2022-07-21 23:41:36,773 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-07-21 23:41:36,773 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-07-21 23:41:36,773 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-07-21 23:41:36,774 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-07-21 23:41:36,774 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-07-21 23:41:36,774 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-07-21 23:41:36,774 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2022-07-21 23:41:36,774 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2022-07-21 23:41:36,774 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2022-07-21 23:41:36,775 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> d224ebcb07fcde02a04b3f693ddbc7636cebe8e81bd90ae54b6353a489767531 [2022-07-21 23:41:37,045 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-07-21 23:41:37,059 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-07-21 23:41:37,061 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-07-21 23:41:37,062 INFO L271 PluginConnector]: Initializing CDTParser... [2022-07-21 23:41:37,063 INFO L275 PluginConnector]: CDTParser initialized [2022-07-21 23:41:37,064 INFO L432 ainManager$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-deref1.i [2022-07-21 23:41:37,109 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/694102f34/8bbf505ceb494c7d9c987a750ff19eb4/FLAG9f4fc778f [2022-07-21 23:41:37,755 INFO L306 CDTParser]: Found 1 translation units. [2022-07-21 23:41:37,755 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/openbsd-6.2/if_etherip-fixed-double-free-invalid-deref1.i [2022-07-21 23:41:37,816 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/694102f34/8bbf505ceb494c7d9c987a750ff19eb4/FLAG9f4fc778f [2022-07-21 23:41:38,141 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/694102f34/8bbf505ceb494c7d9c987a750ff19eb4 [2022-07-21 23:41:38,142 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-07-21 23:41:38,144 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-07-21 23:41:38,146 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-07-21 23:41:38,146 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-07-21 23:41:38,148 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-07-21 23:41:38,149 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.07 11:41:38" (1/1) ... [2022-07-21 23:41:38,150 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@608209d6 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.07 11:41:38, skipping insertion in model container [2022-07-21 23:41:38,150 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.07 11:41:38" (1/1) ... [2022-07-21 23:41:38,155 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-07-21 23:41:38,241 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-07-21 23:41:39,147 WARN L611 FunctionHandler]: implicit declaration of function __builtin_memset [2022-07-21 23:41:39,606 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) [2022-07-21 23:41:39,612 INFO L158 Benchmark]: Toolchain (without parser) took 1467.23ms. Allocated memory was 60.8MB in the beginning and 96.5MB in the end (delta: 35.7MB). Free memory was 41.0MB in the beginning and 49.9MB in the end (delta: -8.9MB). Peak memory consumption was 28.3MB. Max. memory is 16.1GB. [2022-07-21 23:41:39,613 INFO L158 Benchmark]: CDTParser took 0.19ms. Allocated memory is still 60.8MB. Free memory was 43.2MB in the beginning and 43.1MB in the end (delta: 58.4kB). There was no memory consumed. Max. memory is 16.1GB. [2022-07-21 23:41:39,614 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1464.47ms. Allocated memory was 60.8MB in the beginning and 96.5MB in the end (delta: 35.7MB). Free memory was 40.9MB in the beginning and 49.9MB in the end (delta: -9.1MB). Peak memory consumption was 28.3MB. Max. memory is 16.1GB. [2022-07-21 23:41:39,616 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.19ms. Allocated memory is still 60.8MB. Free memory was 43.2MB in the beginning and 43.1MB in the end (delta: 58.4kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1464.47ms. Allocated memory was 60.8MB in the beginning and 96.5MB in the end (delta: 35.7MB). Free memory was 40.9MB in the beginning and 49.9MB in the end (delta: -9.1MB). Peak memory consumption was 28.3MB. 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