./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 ae007674 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-dev-ae00767 [2021-12-28 08:28:32,905 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-12-28 08:28:32,907 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-12-28 08:28:32,939 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-12-28 08:28:32,939 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-12-28 08:28:32,942 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-12-28 08:28:32,943 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-12-28 08:28:32,948 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-12-28 08:28:32,950 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-12-28 08:28:32,953 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-12-28 08:28:32,957 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-12-28 08:28:32,965 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-12-28 08:28:32,966 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-12-28 08:28:32,967 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-12-28 08:28:32,968 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-12-28 08:28:32,971 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-12-28 08:28:32,971 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-12-28 08:28:32,972 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-12-28 08:28:32,974 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-12-28 08:28:32,978 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-12-28 08:28:32,979 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-12-28 08:28:32,980 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-12-28 08:28:32,981 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-12-28 08:28:32,982 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-12-28 08:28:32,987 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-12-28 08:28:32,988 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-12-28 08:28:32,988 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-12-28 08:28:32,989 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-12-28 08:28:32,990 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-12-28 08:28:32,991 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-12-28 08:28:32,991 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-12-28 08:28:32,991 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-12-28 08:28:32,993 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-12-28 08:28:32,993 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-12-28 08:28:32,994 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-12-28 08:28:32,994 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-12-28 08:28:32,995 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-12-28 08:28:32,995 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-12-28 08:28:32,995 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-12-28 08:28:32,997 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-12-28 08:28:32,997 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-12-28 08:28:32,998 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-DerefFreeMemtrack-64bit-Automizer_Default.epf [2021-12-28 08:28:33,027 INFO L113 SettingsManager]: Loading preferences was successful [2021-12-28 08:28:33,027 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-12-28 08:28:33,028 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-12-28 08:28:33,028 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-12-28 08:28:33,029 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-12-28 08:28:33,029 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2021-12-28 08:28:33,031 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-12-28 08:28:33,031 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-12-28 08:28:33,031 INFO L138 SettingsManager]: * Use SBE=true [2021-12-28 08:28:33,031 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-12-28 08:28:33,032 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2021-12-28 08:28:33,032 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-12-28 08:28:33,033 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-12-28 08:28:33,033 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2021-12-28 08:28:33,033 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2021-12-28 08:28:33,033 INFO L138 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2021-12-28 08:28:33,033 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-12-28 08:28:33,034 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2021-12-28 08:28:33,034 INFO L138 SettingsManager]: * Use constant arrays=true [2021-12-28 08:28:33,034 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-12-28 08:28:33,034 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-12-28 08:28:33,034 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-12-28 08:28:33,035 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-12-28 08:28:33,035 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-12-28 08:28:33,035 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-12-28 08:28:33,035 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2021-12-28 08:28:33,036 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-12-28 08:28:33,036 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 93ec3fe92cbffeb2c5e17682d1d73993f9ea9354b1a7bf40800d41bcb5fd7393 [2021-12-28 08:28:33,312 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-12-28 08:28:33,328 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-12-28 08:28:33,330 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-12-28 08:28:33,331 INFO L271 PluginConnector]: Initializing CDTParser... [2021-12-28 08:28:33,331 INFO L275 PluginConnector]: CDTParser initialized [2021-12-28 08:28:33,332 INFO L432 ainManager$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 [2021-12-28 08:28:33,379 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/478510260/0fcfead1a2e84488aeb84a9c54d51be6/FLAGba91e9e5d [2021-12-28 08:28:34,006 INFO L306 CDTParser]: Found 1 translation units. [2021-12-28 08:28:34,007 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/openbsd-6.2/if_etherip-fixed-double-free.i [2021-12-28 08:28:34,048 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/478510260/0fcfead1a2e84488aeb84a9c54d51be6/FLAGba91e9e5d [2021-12-28 08:28:34,360 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/478510260/0fcfead1a2e84488aeb84a9c54d51be6 [2021-12-28 08:28:34,367 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-12-28 08:28:34,368 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-12-28 08:28:34,371 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-12-28 08:28:34,371 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-12-28 08:28:34,373 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-12-28 08:28:34,373 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.12 08:28:34" (1/1) ... [2021-12-28 08:28:34,374 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5a294d4f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.12 08:28:34, skipping insertion in model container [2021-12-28 08:28:34,375 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.12 08:28:34" (1/1) ... [2021-12-28 08:28:34,379 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-12-28 08:28:34,471 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-12-28 08:28:35,729 WARN L610 FunctionHandler]: implicit declaration of function __builtin_memset [2021-12-28 08:28:36,120 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) [2021-12-28 08:28:36,126 INFO L158 Benchmark]: Toolchain (without parser) took 1756.47ms. Allocated memory is still 58.7MB. Free memory was 33.3MB in the beginning and 24.1MB in the end (delta: 9.2MB). Peak memory consumption was 22.3MB. Max. memory is 16.1GB. [2021-12-28 08:28:36,127 INFO L158 Benchmark]: CDTParser took 0.17ms. Allocated memory is still 48.2MB. Free memory was 31.1MB in the beginning and 31.0MB in the end (delta: 32.7kB). There was no memory consumed. Max. memory is 16.1GB. [2021-12-28 08:28:36,129 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1753.77ms. Allocated memory is still 58.7MB. Free memory was 33.0MB in the beginning and 24.1MB in the end (delta: 8.9MB). Peak memory consumption was 20.2MB. Max. memory is 16.1GB. [2021-12-28 08:28:36,130 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.17ms. Allocated memory is still 48.2MB. Free memory was 31.1MB in the beginning and 31.0MB in the end (delta: 32.7kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1753.77ms. Allocated memory is still 58.7MB. Free memory was 33.0MB in the beginning and 24.1MB in the end (delta: 8.9MB). 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-dev-ae00767 [2021-12-28 08:28:37,700 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-12-28 08:28:37,703 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-12-28 08:28:37,752 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-12-28 08:28:37,753 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-12-28 08:28:37,755 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-12-28 08:28:37,757 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-12-28 08:28:37,761 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-12-28 08:28:37,762 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-12-28 08:28:37,766 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-12-28 08:28:37,767 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-12-28 08:28:37,771 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-12-28 08:28:37,771 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-12-28 08:28:37,774 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-12-28 08:28:37,775 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-12-28 08:28:37,778 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-12-28 08:28:37,779 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-12-28 08:28:37,780 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-12-28 08:28:37,782 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-12-28 08:28:37,787 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-12-28 08:28:37,789 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-12-28 08:28:37,790 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-12-28 08:28:37,791 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-12-28 08:28:37,793 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-12-28 08:28:37,798 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-12-28 08:28:37,799 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-12-28 08:28:37,799 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-12-28 08:28:37,801 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-12-28 08:28:37,801 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-12-28 08:28:37,802 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-12-28 08:28:37,802 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-12-28 08:28:37,803 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-12-28 08:28:37,804 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-12-28 08:28:37,805 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-12-28 08:28:37,806 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-12-28 08:28:37,806 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-12-28 08:28:37,807 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-12-28 08:28:37,808 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-12-28 08:28:37,808 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-12-28 08:28:37,809 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-12-28 08:28:37,809 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-12-28 08:28:37,813 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-DerefFreeMemtrack-64bit-Automizer_Bitvector.epf [2021-12-28 08:28:37,847 INFO L113 SettingsManager]: Loading preferences was successful [2021-12-28 08:28:37,848 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-12-28 08:28:37,849 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-12-28 08:28:37,849 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-12-28 08:28:37,850 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-12-28 08:28:37,850 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2021-12-28 08:28:37,851 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-12-28 08:28:37,851 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-12-28 08:28:37,851 INFO L138 SettingsManager]: * Use SBE=true [2021-12-28 08:28:37,851 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-12-28 08:28:37,852 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2021-12-28 08:28:37,852 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-12-28 08:28:37,852 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-12-28 08:28:37,852 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2021-12-28 08:28:37,852 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2021-12-28 08:28:37,853 INFO L138 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2021-12-28 08:28:37,853 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-12-28 08:28:37,853 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2021-12-28 08:28:37,853 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2021-12-28 08:28:37,853 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2021-12-28 08:28:37,853 INFO L138 SettingsManager]: * Use constant arrays=true [2021-12-28 08:28:37,854 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-12-28 08:28:37,854 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-12-28 08:28:37,854 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-12-28 08:28:37,854 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-12-28 08:28:37,854 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-12-28 08:28:37,854 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-12-28 08:28:37,854 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2021-12-28 08:28:37,855 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2021-12-28 08:28:37,855 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-12-28 08:28:37,855 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 93ec3fe92cbffeb2c5e17682d1d73993f9ea9354b1a7bf40800d41bcb5fd7393 [2021-12-28 08:28:38,145 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-12-28 08:28:38,165 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-12-28 08:28:38,168 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-12-28 08:28:38,169 INFO L271 PluginConnector]: Initializing CDTParser... [2021-12-28 08:28:38,169 INFO L275 PluginConnector]: CDTParser initialized [2021-12-28 08:28:38,170 INFO L432 ainManager$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 [2021-12-28 08:28:38,217 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/43c5804cd/a8ae6eeadb4a4f5f82e6a6ce27858645/FLAGaba3d9be4 [2021-12-28 08:28:38,885 INFO L306 CDTParser]: Found 1 translation units. [2021-12-28 08:28:38,886 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/openbsd-6.2/if_etherip-fixed-double-free.i [2021-12-28 08:28:38,922 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/43c5804cd/a8ae6eeadb4a4f5f82e6a6ce27858645/FLAGaba3d9be4 [2021-12-28 08:28:38,973 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/43c5804cd/a8ae6eeadb4a4f5f82e6a6ce27858645 [2021-12-28 08:28:38,976 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-12-28 08:28:38,977 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-12-28 08:28:38,980 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-12-28 08:28:38,980 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-12-28 08:28:38,983 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-12-28 08:28:38,984 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.12 08:28:38" (1/1) ... [2021-12-28 08:28:38,986 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1414846b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.12 08:28:38, skipping insertion in model container [2021-12-28 08:28:38,986 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.12 08:28:38" (1/1) ... [2021-12-28 08:28:38,991 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-12-28 08:28:39,090 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-12-28 08:28:40,215 WARN L610 FunctionHandler]: implicit declaration of function __builtin_memset [2021-12-28 08:28:40,776 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) [2021-12-28 08:28:40,783 INFO L158 Benchmark]: Toolchain (without parser) took 1804.96ms. Allocated memory was 62.9MB in the beginning and 79.7MB in the end (delta: 16.8MB). Free memory was 37.0MB in the beginning and 42.6MB in the end (delta: -5.6MB). Peak memory consumption was 20.0MB. Max. memory is 16.1GB. [2021-12-28 08:28:40,783 INFO L158 Benchmark]: CDTParser took 0.16ms. Allocated memory is still 48.2MB. Free memory was 30.4MB in the beginning and 30.3MB in the end (delta: 43.7kB). There was no memory consumed. Max. memory is 16.1GB. [2021-12-28 08:28:40,784 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1801.64ms. Allocated memory was 62.9MB in the beginning and 79.7MB in the end (delta: 16.8MB). Free memory was 36.8MB in the beginning and 42.6MB in the end (delta: -5.8MB). Peak memory consumption was 20.0MB. Max. memory is 16.1GB. [2021-12-28 08:28:40,785 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.16ms. Allocated memory is still 48.2MB. Free memory was 30.4MB in the beginning and 30.3MB in the end (delta: 43.7kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1801.64ms. Allocated memory was 62.9MB in the beginning and 79.7MB in the end (delta: 16.8MB). Free memory was 36.8MB in the beginning and 42.6MB in the end (delta: -5.8MB). Peak memory consumption was 20.0MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - ExceptionOrErrorResult: IllegalArgumentException: cannot determine size of incomplete type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: IllegalArgumentException: cannot determine size of incomplete type: de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.chandler.TypeSizeAndOffsetComputer.constructSizeTValueAndOffsets_StructAndUnion(TypeSizeAndOffsetComputer.java:256) RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: ERROR: ExceptionOrErrorResult: IllegalArgumentException: cannot determine size of incomplete type