./Ultimate.py --spec ../sv-benchmarks/c/properties/valid-memsafety.prp --file ../sv-benchmarks/c/openbsd-6.2/if_etherip-fixed-double-free-invalid-deref2.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for memory safety (deref-memtrack) Using default analysis Version 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-invalid-deref2.i -s /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-DerefFreeMemtrack-64bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash e380549ab3b439c6f4968ddf6b6b5cf8bb013259 ................................................................................................................................................................ 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-invalid-deref2.i -s /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-DerefFreeMemtrack-64bit-Automizer_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash e380549ab3b439c6f4968ddf6b6b5cf8bb013259 ................................................................................................................................................................... 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 08:20:07,988 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-08-27 08:20:07,990 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-08-27 08:20:08,027 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-08-27 08:20:08,028 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-08-27 08:20:08,031 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-08-27 08:20:08,033 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-08-27 08:20:08,038 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-08-27 08:20:08,041 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-08-27 08:20:08,047 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-08-27 08:20:08,048 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-08-27 08:20:08,052 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-08-27 08:20:08,052 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-08-27 08:20:08,054 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-08-27 08:20:08,056 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-08-27 08:20:08,058 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-08-27 08:20:08,059 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-08-27 08:20:08,060 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-08-27 08:20:08,065 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-08-27 08:20:08,070 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-08-27 08:20:08,073 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-08-27 08:20:08,074 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-08-27 08:20:08,075 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-08-27 08:20:08,076 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-08-27 08:20:08,078 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-08-27 08:20:08,081 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-08-27 08:20:08,082 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-08-27 08:20:08,082 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-08-27 08:20:08,083 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-08-27 08:20:08,084 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-08-27 08:20:08,084 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-08-27 08:20:08,085 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-08-27 08:20:08,086 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-08-27 08:20:08,087 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-08-27 08:20:08,088 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-08-27 08:20:08,088 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-08-27 08:20:08,089 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-08-27 08:20:08,089 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-08-27 08:20:08,089 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-08-27 08:20:08,091 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-08-27 08:20:08,091 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-08-27 08:20:08,094 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-DerefFreeMemtrack-64bit-Automizer_Default.epf [2021-08-27 08:20:08,121 INFO L113 SettingsManager]: Loading preferences was successful [2021-08-27 08:20:08,122 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-08-27 08:20:08,123 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-08-27 08:20:08,123 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-08-27 08:20:08,125 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-08-27 08:20:08,125 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-08-27 08:20:08,125 INFO L138 SettingsManager]: * Use SBE=true [2021-08-27 08:20:08,125 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-08-27 08:20:08,126 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2021-08-27 08:20:08,126 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-08-27 08:20:08,126 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-08-27 08:20:08,127 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2021-08-27 08:20:08,127 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2021-08-27 08:20:08,127 INFO L138 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2021-08-27 08:20:08,127 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-08-27 08:20:08,127 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2021-08-27 08:20:08,128 INFO L138 SettingsManager]: * Use constant arrays=true [2021-08-27 08:20:08,128 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-08-27 08:20:08,128 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-08-27 08:20:08,128 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-08-27 08:20:08,128 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-08-27 08:20:08,129 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-08-27 08:20:08,129 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-08-27 08:20:08,129 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2021-08-27 08:20:08,129 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-08-27 08:20:08,129 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-08-27 08:20:08,130 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> e380549ab3b439c6f4968ddf6b6b5cf8bb013259 [2021-08-27 08:20:08,469 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-08-27 08:20:08,490 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-08-27 08:20:08,493 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-08-27 08:20:08,494 INFO L271 PluginConnector]: Initializing CDTParser... [2021-08-27 08:20:08,495 INFO L275 PluginConnector]: CDTParser initialized [2021-08-27 08:20:08,496 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/openbsd-6.2/if_etherip-fixed-double-free-invalid-deref2.i [2021-08-27 08:20:08,551 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/08771f230/8d7935b3467c4014b89a7136b276689f/FLAGec5fe6be2 [2021-08-27 08:20:09,200 INFO L306 CDTParser]: Found 1 translation units. [2021-08-27 08:20:09,201 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/openbsd-6.2/if_etherip-fixed-double-free-invalid-deref2.i [2021-08-27 08:20:09,232 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/08771f230/8d7935b3467c4014b89a7136b276689f/FLAGec5fe6be2 [2021-08-27 08:20:09,537 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/08771f230/8d7935b3467c4014b89a7136b276689f [2021-08-27 08:20:09,539 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-08-27 08:20:09,542 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2021-08-27 08:20:09,543 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-08-27 08:20:09,543 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-08-27 08:20:09,546 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-08-27 08:20:09,546 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.08 08:20:09" (1/1) ... [2021-08-27 08:20:09,547 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1daecab7 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.08 08:20:09, skipping insertion in model container [2021-08-27 08:20:09,547 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.08 08:20:09" (1/1) ... [2021-08-27 08:20:09,552 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-08-27 08:20:09,681 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-08-27 08:20:11,268 WARN L612 FunctionHandler]: implicit declaration of function __builtin_memset [2021-08-27 08:20:11,735 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 08:20:11,741 INFO L168 Benchmark]: Toolchain (without parser) took 2197.65 ms. Allocated memory was 67.1 MB in the beginning and 100.7 MB in the end (delta: 33.6 MB). Free memory was 36.3 MB in the beginning and 56.0 MB in the end (delta: -19.7 MB). Peak memory consumption was 16.6 MB. Max. memory is 16.1 GB. [2021-08-27 08:20:11,742 INFO L168 Benchmark]: CDTParser took 0.40 ms. Allocated memory is still 67.1 MB. Free memory was 49.6 MB in the beginning and 49.6 MB in the end (delta: 44.2 kB). There was no memory consumed. Max. memory is 16.1 GB. [2021-08-27 08:20:11,744 INFO L168 Benchmark]: CACSL2BoogieTranslator took 2195.98 ms. Allocated memory was 67.1 MB in the beginning and 100.7 MB in the end (delta: 33.6 MB). Free memory was 36.2 MB in the beginning and 56.0 MB in the end (delta: -19.9 MB). Peak memory consumption was 16.6 MB. Max. memory is 16.1 GB. [2021-08-27 08:20:11,746 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.40 ms. Allocated memory is still 67.1 MB. Free memory was 49.6 MB in the beginning and 49.6 MB in the end (delta: 44.2 kB). There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 2195.98 ms. Allocated memory was 67.1 MB in the beginning and 100.7 MB in the end (delta: 33.6 MB). Free memory was 36.2 MB in the beginning and 56.0 MB in the end (delta: -19.9 MB). Peak memory consumption was 16.6 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 08:20:13,503 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-08-27 08:20:13,506 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-08-27 08:20:13,540 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-08-27 08:20:13,540 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-08-27 08:20:13,544 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-08-27 08:20:13,545 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-08-27 08:20:13,550 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-08-27 08:20:13,552 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-08-27 08:20:13,555 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-08-27 08:20:13,556 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-08-27 08:20:13,559 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-08-27 08:20:13,559 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-08-27 08:20:13,561 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-08-27 08:20:13,563 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-08-27 08:20:13,565 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-08-27 08:20:13,566 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-08-27 08:20:13,568 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-08-27 08:20:13,570 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-08-27 08:20:13,574 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-08-27 08:20:13,576 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-08-27 08:20:13,576 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-08-27 08:20:13,578 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-08-27 08:20:13,579 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-08-27 08:20:13,582 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-08-27 08:20:13,582 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-08-27 08:20:13,582 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-08-27 08:20:13,584 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-08-27 08:20:13,584 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-08-27 08:20:13,585 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-08-27 08:20:13,585 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-08-27 08:20:13,586 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-08-27 08:20:13,587 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-08-27 08:20:13,587 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-08-27 08:20:13,588 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-08-27 08:20:13,588 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-08-27 08:20:13,589 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-08-27 08:20:13,589 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-08-27 08:20:13,589 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-08-27 08:20:13,591 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-08-27 08:20:13,591 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-08-27 08:20:13,594 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-DerefFreeMemtrack-64bit-Automizer_Bitvector.epf [2021-08-27 08:20:13,621 INFO L113 SettingsManager]: Loading preferences was successful [2021-08-27 08:20:13,621 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-08-27 08:20:13,622 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-08-27 08:20:13,622 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-08-27 08:20:13,624 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-08-27 08:20:13,624 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-08-27 08:20:13,624 INFO L138 SettingsManager]: * Use SBE=true [2021-08-27 08:20:13,624 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-08-27 08:20:13,624 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2021-08-27 08:20:13,625 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-08-27 08:20:13,625 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-08-27 08:20:13,625 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2021-08-27 08:20:13,626 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2021-08-27 08:20:13,626 INFO L138 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2021-08-27 08:20:13,626 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-08-27 08:20:13,626 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2021-08-27 08:20:13,626 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2021-08-27 08:20:13,626 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2021-08-27 08:20:13,626 INFO L138 SettingsManager]: * Use constant arrays=true [2021-08-27 08:20:13,627 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-08-27 08:20:13,627 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-08-27 08:20:13,627 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-08-27 08:20:13,627 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-08-27 08:20:13,641 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-08-27 08:20:13,641 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-08-27 08:20:13,641 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2021-08-27 08:20:13,641 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2021-08-27 08:20:13,642 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-08-27 08:20:13,642 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-08-27 08:20:13,642 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> e380549ab3b439c6f4968ddf6b6b5cf8bb013259 [2021-08-27 08:20:13,923 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-08-27 08:20:13,943 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-08-27 08:20:13,945 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-08-27 08:20:13,946 INFO L271 PluginConnector]: Initializing CDTParser... [2021-08-27 08:20:13,946 INFO L275 PluginConnector]: CDTParser initialized [2021-08-27 08:20:13,947 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/openbsd-6.2/if_etherip-fixed-double-free-invalid-deref2.i [2021-08-27 08:20:14,006 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/803619fd9/577c49aa045a44808d574043c872b04c/FLAG4ad0be514 [2021-08-27 08:20:14,672 INFO L306 CDTParser]: Found 1 translation units. [2021-08-27 08:20:14,673 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/openbsd-6.2/if_etherip-fixed-double-free-invalid-deref2.i [2021-08-27 08:20:14,706 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/803619fd9/577c49aa045a44808d574043c872b04c/FLAG4ad0be514 [2021-08-27 08:20:14,793 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/803619fd9/577c49aa045a44808d574043c872b04c [2021-08-27 08:20:14,794 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-08-27 08:20:14,796 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2021-08-27 08:20:14,798 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-08-27 08:20:14,799 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-08-27 08:20:14,801 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-08-27 08:20:14,801 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.08 08:20:14" (1/1) ... [2021-08-27 08:20:14,802 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@79e9dbb6 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.08 08:20:14, skipping insertion in model container [2021-08-27 08:20:14,802 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.08 08:20:14" (1/1) ... [2021-08-27 08:20:14,807 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-08-27 08:20:14,907 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-08-27 08:20:16,389 WARN L612 FunctionHandler]: implicit declaration of function __builtin_memset [2021-08-27 08:20:16,858 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 08:20:16,866 INFO L168 Benchmark]: Toolchain (without parser) took 2067.92 ms. Allocated memory was 77.6 MB in the beginning and 125.8 MB in the end (delta: 48.2 MB). Free memory was 47.9 MB in the beginning and 93.1 MB in the end (delta: -45.2 MB). Peak memory consumption was 20.3 MB. Max. memory is 16.1 GB. [2021-08-27 08:20:16,867 INFO L168 Benchmark]: CDTParser took 0.17 ms. Allocated memory is still 77.6 MB. Free memory is still 59.6 MB. There was no memory consumed. Max. memory is 16.1 GB. [2021-08-27 08:20:16,869 INFO L168 Benchmark]: CACSL2BoogieTranslator took 2064.67 ms. Allocated memory was 77.6 MB in the beginning and 125.8 MB in the end (delta: 48.2 MB). Free memory was 47.7 MB in the beginning and 93.1 MB in the end (delta: -45.4 MB). Peak memory consumption was 20.3 MB. Max. memory is 16.1 GB. [2021-08-27 08:20:16,871 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.17 ms. Allocated memory is still 77.6 MB. Free memory is still 59.6 MB. There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 2064.67 ms. Allocated memory was 77.6 MB in the beginning and 125.8 MB in the end (delta: 48.2 MB). Free memory was 47.7 MB in the beginning and 93.1 MB in the end (delta: -45.4 MB). Peak memory consumption was 20.3 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...