./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 20ed64ec 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 235d3202439e1adf60e12839884bc3628a307e3b ..................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis 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 235d3202439e1adf60e12839884bc3628a307e3b ................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: ERROR: ExceptionOrErrorResult: IllegalArgumentException: cannot determine size of incomplete type --- Real Ultimate output --- This is Ultimate 0.2.1-dev-20ed64e [2021-08-27 08:20:09,450 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-08-27 08:20:09,454 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-08-27 08:20:09,496 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-08-27 08:20:09,496 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-08-27 08:20:09,500 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-08-27 08:20:09,501 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-08-27 08:20:09,507 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-08-27 08:20:09,509 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-08-27 08:20:09,513 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-08-27 08:20:09,515 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-08-27 08:20:09,528 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-08-27 08:20:09,529 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-08-27 08:20:09,531 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-08-27 08:20:09,533 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-08-27 08:20:09,537 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-08-27 08:20:09,538 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-08-27 08:20:09,539 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-08-27 08:20:09,542 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-08-27 08:20:09,548 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-08-27 08:20:09,550 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-08-27 08:20:09,551 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-08-27 08:20:09,554 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-08-27 08:20:09,555 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-08-27 08:20:09,561 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-08-27 08:20:09,562 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-08-27 08:20:09,562 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-08-27 08:20:09,564 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-08-27 08:20:09,564 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-08-27 08:20:09,565 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-08-27 08:20:09,566 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-08-27 08:20:09,566 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-08-27 08:20:09,568 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-08-27 08:20:09,569 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-08-27 08:20:09,570 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-08-27 08:20:09,570 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-08-27 08:20:09,571 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-08-27 08:20:09,571 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-08-27 08:20:09,572 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-08-27 08:20:09,573 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-08-27 08:20:09,574 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-08-27 08:20:09,575 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-DerefFreeMemtrack-64bit-Automizer_Default.epf [2021-08-27 08:20:09,613 INFO L113 SettingsManager]: Loading preferences was successful [2021-08-27 08:20:09,614 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-08-27 08:20:09,615 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-08-27 08:20:09,615 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-08-27 08:20:09,617 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-08-27 08:20:09,618 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-08-27 08:20:09,618 INFO L138 SettingsManager]: * Use SBE=true [2021-08-27 08:20:09,618 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-08-27 08:20:09,618 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2021-08-27 08:20:09,619 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-08-27 08:20:09,620 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-08-27 08:20:09,620 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2021-08-27 08:20:09,620 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2021-08-27 08:20:09,620 INFO L138 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2021-08-27 08:20:09,620 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-08-27 08:20:09,621 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2021-08-27 08:20:09,621 INFO L138 SettingsManager]: * Use constant arrays=true [2021-08-27 08:20:09,621 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-08-27 08:20:09,621 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-08-27 08:20:09,621 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-08-27 08:20:09,622 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-08-27 08:20:09,622 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-08-27 08:20:09,622 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-08-27 08:20:09,622 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2021-08-27 08:20:09,622 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-08-27 08:20:09,623 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-08-27 08:20:09,623 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 235d3202439e1adf60e12839884bc3628a307e3b [2021-08-27 08:20:10,043 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-08-27 08:20:10,071 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-08-27 08:20:10,073 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-08-27 08:20:10,077 INFO L271 PluginConnector]: Initializing CDTParser... [2021-08-27 08:20:10,079 INFO L275 PluginConnector]: CDTParser initialized [2021-08-27 08:20:10,081 INFO L432 ainManager$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 [2021-08-27 08:20:10,185 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/5fa3ecd35/4af30c3f1aed475fbdbdba4897a9a5b0/FLAGc28c8771f [2021-08-27 08:20:11,209 INFO L306 CDTParser]: Found 1 translation units. [2021-08-27 08:20:11,210 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/openbsd-6.2/if_etherip-fixed-double-free.i [2021-08-27 08:20:11,260 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/5fa3ecd35/4af30c3f1aed475fbdbdba4897a9a5b0/FLAGc28c8771f [2021-08-27 08:20:11,314 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/5fa3ecd35/4af30c3f1aed475fbdbdba4897a9a5b0 [2021-08-27 08:20:11,317 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-08-27 08:20:11,324 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2021-08-27 08:20:11,327 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-08-27 08:20:11,327 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-08-27 08:20:11,339 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-08-27 08:20:11,339 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.08 08:20:11" (1/1) ... [2021-08-27 08:20:11,340 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2f1f3ffe and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.08 08:20:11, skipping insertion in model container [2021-08-27 08:20:11,340 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.08 08:20:11" (1/1) ... [2021-08-27 08:20:11,372 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-08-27 08:20:11,495 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-08-27 08:20:13,886 WARN L612 FunctionHandler]: implicit declaration of function __builtin_memset [2021-08-27 08:20:14,895 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:990) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:946) 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:2349) 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:1978) 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:1052) 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:372) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:1430) 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:3219) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:2299) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:580) 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) [2021-08-27 08:20:14,904 INFO L168 Benchmark]: Toolchain (without parser) took 3578.78 ms. Allocated memory was 60.8 MB in the beginning and 81.8 MB in the end (delta: 21.0 MB). Free memory was 28.6 MB in the beginning and 38.5 MB in the end (delta: -9.9 MB). Peak memory consumption was 12.1 MB. Max. memory is 16.1 GB. [2021-08-27 08:20:14,908 INFO L168 Benchmark]: CDTParser took 0.70 ms. Allocated memory is still 60.8 MB. Free memory is still 42.6 MB. There was no memory consumed. Max. memory is 16.1 GB. [2021-08-27 08:20:14,909 INFO L168 Benchmark]: CACSL2BoogieTranslator took 3574.87 ms. Allocated memory was 60.8 MB in the beginning and 81.8 MB in the end (delta: 21.0 MB). Free memory was 28.3 MB in the beginning and 38.5 MB in the end (delta: -10.2 MB). Peak memory consumption was 12.1 MB. Max. memory is 16.1 GB. [2021-08-27 08:20:14,911 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.70 ms. Allocated memory is still 60.8 MB. Free memory is still 42.6 MB. There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 3574.87 ms. Allocated memory was 60.8 MB in the beginning and 81.8 MB in the end (delta: 21.0 MB). Free memory was 28.3 MB in the beginning and 38.5 MB in the end (delta: -10.2 MB). Peak memory consumption was 12.1 MB. Max. memory is 16.1 GB. * 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... ### Bit-precise run ### This is Ultimate 0.2.1-dev-20ed64e [2021-08-27 08:20:17,547 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-08-27 08:20:17,549 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-08-27 08:20:17,575 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-08-27 08:20:17,576 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-08-27 08:20:17,577 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-08-27 08:20:17,578 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-08-27 08:20:17,580 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-08-27 08:20:17,587 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-08-27 08:20:17,589 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-08-27 08:20:17,590 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-08-27 08:20:17,594 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-08-27 08:20:17,595 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-08-27 08:20:17,597 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-08-27 08:20:17,599 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-08-27 08:20:17,601 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-08-27 08:20:17,603 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-08-27 08:20:17,604 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-08-27 08:20:17,609 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-08-27 08:20:17,612 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-08-27 08:20:17,617 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-08-27 08:20:17,619 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-08-27 08:20:17,620 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-08-27 08:20:17,622 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-08-27 08:20:17,626 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-08-27 08:20:17,629 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-08-27 08:20:17,630 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-08-27 08:20:17,631 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-08-27 08:20:17,632 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-08-27 08:20:17,633 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-08-27 08:20:17,633 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-08-27 08:20:17,634 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-08-27 08:20:17,635 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-08-27 08:20:17,636 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-08-27 08:20:17,637 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-08-27 08:20:17,637 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-08-27 08:20:17,638 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-08-27 08:20:17,638 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-08-27 08:20:17,638 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-08-27 08:20:17,639 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-08-27 08:20:17,640 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-08-27 08:20:17,644 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-DerefFreeMemtrack-64bit-Automizer_Bitvector.epf [2021-08-27 08:20:17,683 INFO L113 SettingsManager]: Loading preferences was successful [2021-08-27 08:20:17,683 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-08-27 08:20:17,684 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-08-27 08:20:17,685 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-08-27 08:20:17,687 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-08-27 08:20:17,687 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-08-27 08:20:17,687 INFO L138 SettingsManager]: * Use SBE=true [2021-08-27 08:20:17,688 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-08-27 08:20:17,688 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2021-08-27 08:20:17,688 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-08-27 08:20:17,689 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-08-27 08:20:17,689 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2021-08-27 08:20:17,689 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2021-08-27 08:20:17,689 INFO L138 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2021-08-27 08:20:17,690 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-08-27 08:20:17,690 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2021-08-27 08:20:17,690 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2021-08-27 08:20:17,690 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2021-08-27 08:20:17,690 INFO L138 SettingsManager]: * Use constant arrays=true [2021-08-27 08:20:17,690 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-08-27 08:20:17,691 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-08-27 08:20:17,691 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-08-27 08:20:17,691 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-08-27 08:20:17,691 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-08-27 08:20:17,691 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-08-27 08:20:17,692 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2021-08-27 08:20:17,692 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2021-08-27 08:20:17,692 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-08-27 08:20:17,692 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-08-27 08:20:17,692 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 235d3202439e1adf60e12839884bc3628a307e3b [2021-08-27 08:20:18,069 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-08-27 08:20:18,095 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-08-27 08:20:18,098 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-08-27 08:20:18,099 INFO L271 PluginConnector]: Initializing CDTParser... [2021-08-27 08:20:18,100 INFO L275 PluginConnector]: CDTParser initialized [2021-08-27 08:20:18,104 INFO L432 ainManager$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 [2021-08-27 08:20:18,218 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/e52020dd2/0714f4bec7734a11ad9e4bb8cba4d531/FLAG5ef2620d3 [2021-08-27 08:20:19,406 INFO L306 CDTParser]: Found 1 translation units. [2021-08-27 08:20:19,406 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/openbsd-6.2/if_etherip-fixed-double-free.i [2021-08-27 08:20:19,498 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/e52020dd2/0714f4bec7734a11ad9e4bb8cba4d531/FLAG5ef2620d3 [2021-08-27 08:20:19,524 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/e52020dd2/0714f4bec7734a11ad9e4bb8cba4d531 [2021-08-27 08:20:19,527 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-08-27 08:20:19,530 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2021-08-27 08:20:19,533 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-08-27 08:20:19,533 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-08-27 08:20:19,536 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-08-27 08:20:19,537 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.08 08:20:19" (1/1) ... [2021-08-27 08:20:19,538 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@19d45c32 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.08 08:20:19, skipping insertion in model container [2021-08-27 08:20:19,538 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.08 08:20:19" (1/1) ... [2021-08-27 08:20:19,544 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-08-27 08:20:19,725 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-08-27 08:20:22,470 WARN L612 FunctionHandler]: implicit declaration of function __builtin_memset [2021-08-27 08:20:23,421 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:990) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:946) 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:2349) 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:1978) 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:1052) 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:372) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:1430) 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:3219) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:2299) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:580) 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) [2021-08-27 08:20:23,429 INFO L168 Benchmark]: Toolchain (without parser) took 3897.60 ms. Allocated memory was 58.7 MB in the beginning and 73.4 MB in the end (delta: 14.7 MB). Free memory was 30.9 MB in the beginning and 35.4 MB in the end (delta: -4.4 MB). Peak memory consumption was 12.3 MB. Max. memory is 16.1 GB. [2021-08-27 08:20:23,430 INFO L168 Benchmark]: CDTParser took 0.43 ms. Allocated memory is still 48.2 MB. Free memory was 29.1 MB in the beginning and 29.0 MB in the end (delta: 31.8 kB). There was no memory consumed. Max. memory is 16.1 GB. [2021-08-27 08:20:23,433 INFO L168 Benchmark]: CACSL2BoogieTranslator took 3893.34 ms. Allocated memory was 58.7 MB in the beginning and 73.4 MB in the end (delta: 14.7 MB). Free memory was 30.7 MB in the beginning and 35.4 MB in the end (delta: -4.6 MB). Peak memory consumption was 10.2 MB. Max. memory is 16.1 GB. [2021-08-27 08:20:23,435 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.43 ms. Allocated memory is still 48.2 MB. Free memory was 29.1 MB in the beginning and 29.0 MB in the end (delta: 31.8 kB). There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 3893.34 ms. Allocated memory was 58.7 MB in the beginning and 73.4 MB in the end (delta: 14.7 MB). Free memory was 30.7 MB in the beginning and 35.4 MB in the end (delta: -4.6 MB). Peak memory consumption was 10.2 MB. Max. memory is 16.1 GB. * 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...