./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 c3fed411 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx15G -Xms4m -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerMemDerefMemtrack.xml -i ../sv-benchmarks/c/openbsd-6.2/if_etherip-fixed-double-free.i -s /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-DerefFreeMemtrack-64bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash 93ec3fe92cbffeb2c5e17682d1d73993f9ea9354b1a7bf40800d41bcb5fd7393 --- Real Ultimate output --- This is Ultimate 0.2.2-tmp.no-commuhash-c3fed41 [2021-12-19 12:23:46,275 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-12-19 12:23:46,277 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-12-19 12:23:46,338 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-12-19 12:23:46,344 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-12-19 12:23:46,345 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-12-19 12:23:46,346 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-12-19 12:23:46,347 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-12-19 12:23:46,365 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-12-19 12:23:46,369 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-12-19 12:23:46,370 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-12-19 12:23:46,372 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-12-19 12:23:46,372 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-12-19 12:23:46,374 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-12-19 12:23:46,376 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-12-19 12:23:46,377 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-12-19 12:23:46,378 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-12-19 12:23:46,379 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-12-19 12:23:46,383 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-12-19 12:23:46,388 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-12-19 12:23:46,389 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-12-19 12:23:46,390 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-12-19 12:23:46,392 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-12-19 12:23:46,392 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-12-19 12:23:46,396 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-12-19 12:23:46,396 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-12-19 12:23:46,396 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-12-19 12:23:46,397 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-12-19 12:23:46,398 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-12-19 12:23:46,398 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-12-19 12:23:46,398 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-12-19 12:23:46,399 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-12-19 12:23:46,400 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-12-19 12:23:46,401 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-12-19 12:23:46,402 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-12-19 12:23:46,402 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-12-19 12:23:46,403 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-12-19 12:23:46,403 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-12-19 12:23:46,403 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-12-19 12:23:46,404 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-12-19 12:23:46,404 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-12-19 12:23:46,405 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-DerefFreeMemtrack-64bit-Automizer_Default.epf [2021-12-19 12:23:46,435 INFO L113 SettingsManager]: Loading preferences was successful [2021-12-19 12:23:46,436 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-12-19 12:23:46,436 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-12-19 12:23:46,436 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-12-19 12:23:46,437 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-12-19 12:23:46,437 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2021-12-19 12:23:46,437 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-12-19 12:23:46,438 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-12-19 12:23:46,438 INFO L138 SettingsManager]: * Use SBE=true [2021-12-19 12:23:46,438 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-12-19 12:23:46,439 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2021-12-19 12:23:46,439 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-12-19 12:23:46,439 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-12-19 12:23:46,439 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2021-12-19 12:23:46,439 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2021-12-19 12:23:46,439 INFO L138 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2021-12-19 12:23:46,440 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-12-19 12:23:46,440 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2021-12-19 12:23:46,440 INFO L138 SettingsManager]: * Use constant arrays=true [2021-12-19 12:23:46,440 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-12-19 12:23:46,440 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-12-19 12:23:46,440 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-12-19 12:23:46,441 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-12-19 12:23:46,441 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-12-19 12:23:46,441 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-12-19 12:23:46,441 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2021-12-19 12:23:46,441 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-12-19 12:23:46,442 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-12-19 12:23:46,443 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 93ec3fe92cbffeb2c5e17682d1d73993f9ea9354b1a7bf40800d41bcb5fd7393 [2021-12-19 12:23:46,651 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-12-19 12:23:46,673 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-12-19 12:23:46,675 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-12-19 12:23:46,676 INFO L271 PluginConnector]: Initializing CDTParser... [2021-12-19 12:23:46,677 INFO L275 PluginConnector]: CDTParser initialized [2021-12-19 12:23:46,678 INFO L432 ainManager$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 [2021-12-19 12:23:46,745 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/98014cb05/cddbd406c0534923a79374ce54e9ac9a/FLAG07b178d03 [2021-12-19 12:23:47,353 INFO L306 CDTParser]: Found 1 translation units. [2021-12-19 12:23:47,355 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/openbsd-6.2/if_etherip-fixed-double-free.i [2021-12-19 12:23:47,387 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/98014cb05/cddbd406c0534923a79374ce54e9ac9a/FLAG07b178d03 [2021-12-19 12:23:47,509 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/98014cb05/cddbd406c0534923a79374ce54e9ac9a [2021-12-19 12:23:47,511 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-12-19 12:23:47,512 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-12-19 12:23:47,513 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-12-19 12:23:47,513 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-12-19 12:23:47,515 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-12-19 12:23:47,516 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.12 12:23:47" (1/1) ... [2021-12-19 12:23:47,517 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@76156e25 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.12 12:23:47, skipping insertion in model container [2021-12-19 12:23:47,517 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.12 12:23:47" (1/1) ... [2021-12-19 12:23:47,521 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-12-19 12:23:47,604 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-12-19 12:23:48,765 WARN L610 FunctionHandler]: implicit declaration of function __builtin_memset [2021-12-19 12:23:49,199 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:1007) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:963) 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:2392) 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:539) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:2021) 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:1069) 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:1456) 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:3268) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:2342) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:595) 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) [2021-12-19 12:23:49,211 INFO L158 Benchmark]: Toolchain (without parser) took 1697.75ms. Allocated memory was 90.2MB in the beginning and 109.1MB in the end (delta: 18.9MB). Free memory was 51.4MB in the beginning and 77.3MB in the end (delta: -26.0MB). Peak memory consumption was 20.2MB. Max. memory is 16.1GB. [2021-12-19 12:23:49,211 INFO L158 Benchmark]: CDTParser took 0.19ms. Allocated memory is still 90.2MB. Free memory was 51.1MB in the beginning and 51.1MB in the end (delta: 33.6kB). There was no memory consumed. Max. memory is 16.1GB. [2021-12-19 12:23:49,212 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1696.27ms. Allocated memory was 90.2MB in the beginning and 109.1MB in the end (delta: 18.9MB). Free memory was 51.1MB in the beginning and 77.3MB in the end (delta: -26.2MB). Peak memory consumption was 20.2MB. Max. memory is 16.1GB. [2021-12-19 12:23:49,226 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 90.2MB. Free memory was 51.1MB in the beginning and 51.1MB in the end (delta: 33.6kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1696.27ms. Allocated memory was 90.2MB in the beginning and 109.1MB in the end (delta: 18.9MB). Free memory was 51.1MB in the beginning and 77.3MB in the end (delta: -26.2MB). Peak memory consumption was 20.2MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - ExceptionOrErrorResult: IllegalArgumentException: cannot determine size of incomplete type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: IllegalArgumentException: cannot determine size of incomplete type: de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.chandler.TypeSizeAndOffsetComputer.constructSizeTValueAndOffsets_StructAndUnion(TypeSizeAndOffsetComputer.java:256) RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request... --- End real Ultimate output --- Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis ### Bit-precise run ### Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx15G -Xms4m -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerMemDerefMemtrack.xml -i ../sv-benchmarks/c/openbsd-6.2/if_etherip-fixed-double-free.i -s /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-DerefFreeMemtrack-64bit-Automizer_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash 93ec3fe92cbffeb2c5e17682d1d73993f9ea9354b1a7bf40800d41bcb5fd7393 --- Real Ultimate output --- This is Ultimate 0.2.2-tmp.no-commuhash-c3fed41 [2021-12-19 12:23:50,805 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-12-19 12:23:50,807 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-12-19 12:23:50,833 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-12-19 12:23:50,834 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-12-19 12:23:50,837 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-12-19 12:23:50,838 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-12-19 12:23:50,842 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-12-19 12:23:50,844 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-12-19 12:23:50,847 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-12-19 12:23:50,848 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-12-19 12:23:50,850 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-12-19 12:23:50,851 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-12-19 12:23:50,853 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-12-19 12:23:50,854 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-12-19 12:23:50,856 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-12-19 12:23:50,857 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-12-19 12:23:50,858 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-12-19 12:23:50,859 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-12-19 12:23:50,864 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-12-19 12:23:50,865 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-12-19 12:23:50,866 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-12-19 12:23:50,867 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-12-19 12:23:50,868 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-12-19 12:23:50,880 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-12-19 12:23:50,880 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-12-19 12:23:50,881 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-12-19 12:23:50,882 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-12-19 12:23:50,882 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-12-19 12:23:50,883 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-12-19 12:23:50,883 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-12-19 12:23:50,883 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-12-19 12:23:50,884 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-12-19 12:23:50,885 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-12-19 12:23:50,886 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-12-19 12:23:50,886 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-12-19 12:23:50,887 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-12-19 12:23:50,887 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-12-19 12:23:50,887 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-12-19 12:23:50,888 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-12-19 12:23:50,888 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-12-19 12:23:50,893 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-DerefFreeMemtrack-64bit-Automizer_Bitvector.epf [2021-12-19 12:23:50,918 INFO L113 SettingsManager]: Loading preferences was successful [2021-12-19 12:23:50,920 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-12-19 12:23:50,921 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-12-19 12:23:50,921 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-12-19 12:23:50,922 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-12-19 12:23:50,922 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2021-12-19 12:23:50,923 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-12-19 12:23:50,923 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-12-19 12:23:50,923 INFO L138 SettingsManager]: * Use SBE=true [2021-12-19 12:23:50,923 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-12-19 12:23:50,924 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2021-12-19 12:23:50,924 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-12-19 12:23:50,924 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-12-19 12:23:50,925 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2021-12-19 12:23:50,925 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2021-12-19 12:23:50,925 INFO L138 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2021-12-19 12:23:50,925 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-12-19 12:23:50,925 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2021-12-19 12:23:50,925 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2021-12-19 12:23:50,925 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2021-12-19 12:23:50,926 INFO L138 SettingsManager]: * Use constant arrays=true [2021-12-19 12:23:50,926 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-12-19 12:23:50,926 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-12-19 12:23:50,926 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-12-19 12:23:50,926 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-12-19 12:23:50,926 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-12-19 12:23:50,927 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-12-19 12:23:50,927 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2021-12-19 12:23:50,927 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2021-12-19 12:23:50,927 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-12-19 12:23:50,927 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-12-19 12:23:50,927 INFO L138 SettingsManager]: * Logic for external solver=AUFBV WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 93ec3fe92cbffeb2c5e17682d1d73993f9ea9354b1a7bf40800d41bcb5fd7393 [2021-12-19 12:23:51,158 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-12-19 12:23:51,183 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-12-19 12:23:51,186 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-12-19 12:23:51,186 INFO L271 PluginConnector]: Initializing CDTParser... [2021-12-19 12:23:51,187 INFO L275 PluginConnector]: CDTParser initialized [2021-12-19 12:23:51,188 INFO L432 ainManager$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 [2021-12-19 12:23:51,232 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/bed8a2202/d25f3db648624b39a44f07e333baa6c2/FLAGe81924287 [2021-12-19 12:23:51,826 INFO L306 CDTParser]: Found 1 translation units. [2021-12-19 12:23:51,826 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/openbsd-6.2/if_etherip-fixed-double-free.i [2021-12-19 12:23:51,860 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/bed8a2202/d25f3db648624b39a44f07e333baa6c2/FLAGe81924287 [2021-12-19 12:23:52,261 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/bed8a2202/d25f3db648624b39a44f07e333baa6c2 [2021-12-19 12:23:52,263 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-12-19 12:23:52,264 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-12-19 12:23:52,267 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-12-19 12:23:52,267 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-12-19 12:23:52,270 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-12-19 12:23:52,270 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.12 12:23:52" (1/1) ... [2021-12-19 12:23:52,271 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6155be10 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.12 12:23:52, skipping insertion in model container [2021-12-19 12:23:52,271 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.12 12:23:52" (1/1) ... [2021-12-19 12:23:52,276 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-12-19 12:23:52,359 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-12-19 12:23:53,396 WARN L610 FunctionHandler]: implicit declaration of function __builtin_memset [2021-12-19 12:23:53,722 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:1007) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:963) 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:2392) 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:539) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:2021) 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:1069) 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:1456) 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:3268) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:2342) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:595) 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) [2021-12-19 12:23:53,727 INFO L158 Benchmark]: Toolchain (without parser) took 1461.50ms. Allocated memory is still 75.5MB. Free memory was 49.9MB in the beginning and 39.0MB in the end (delta: 11.0MB). Peak memory consumption was 25.3MB. Max. memory is 16.1GB. [2021-12-19 12:23:53,728 INFO L158 Benchmark]: CDTParser took 1.34ms. Allocated memory is still 52.4MB. Free memory was 33.4MB in the beginning and 33.3MB in the end (delta: 43.5kB). There was no memory consumed. Max. memory is 16.1GB. [2021-12-19 12:23:53,729 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1458.43ms. Allocated memory is still 75.5MB. Free memory was 49.7MB in the beginning and 39.0MB in the end (delta: 10.7MB). Peak memory consumption was 23.2MB. Max. memory is 16.1GB. [2021-12-19 12:23:53,730 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 1.34ms. Allocated memory is still 52.4MB. Free memory was 33.4MB in the beginning and 33.3MB in the end (delta: 43.5kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1458.43ms. Allocated memory is still 75.5MB. Free memory was 49.7MB in the beginning and 39.0MB in the end (delta: 10.7MB). Peak memory consumption was 23.2MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - ExceptionOrErrorResult: IllegalArgumentException: cannot determine size of incomplete type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: IllegalArgumentException: cannot determine size of incomplete type: de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.chandler.TypeSizeAndOffsetComputer.constructSizeTValueAndOffsets_StructAndUnion(TypeSizeAndOffsetComputer.java:256) RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: ERROR: ExceptionOrErrorResult: IllegalArgumentException: cannot determine size of incomplete type