./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 -ea --architecture 64bit -------------------------------------------------------------------------------- Checking for memory safety (deref-memtrack) Using default analysis Version 03d7b7b3 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx15G -Xms4m -ea -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-03d7b7b [2022-02-21 02:50:13,096 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-02-21 02:50:13,097 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-02-21 02:50:13,131 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-02-21 02:50:13,131 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-02-21 02:50:13,132 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-02-21 02:50:13,133 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-02-21 02:50:13,134 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-02-21 02:50:13,140 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-02-21 02:50:13,142 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-02-21 02:50:13,143 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-02-21 02:50:13,145 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-02-21 02:50:13,146 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-02-21 02:50:13,150 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-02-21 02:50:13,151 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-02-21 02:50:13,153 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-02-21 02:50:13,155 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-02-21 02:50:13,157 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-02-21 02:50:13,159 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-02-21 02:50:13,161 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-02-21 02:50:13,162 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-02-21 02:50:13,163 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-02-21 02:50:13,164 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-02-21 02:50:13,165 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-02-21 02:50:13,167 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-02-21 02:50:13,167 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-02-21 02:50:13,167 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-02-21 02:50:13,168 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-02-21 02:50:13,169 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-02-21 02:50:13,169 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-02-21 02:50:13,170 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-02-21 02:50:13,170 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-02-21 02:50:13,171 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-02-21 02:50:13,172 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-02-21 02:50:13,172 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-02-21 02:50:13,173 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-02-21 02:50:13,173 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-02-21 02:50:13,173 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-02-21 02:50:13,174 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-02-21 02:50:13,174 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-02-21 02:50:13,175 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-02-21 02:50:13,176 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-DerefFreeMemtrack-64bit-Automizer_Default.epf [2022-02-21 02:50:13,196 INFO L113 SettingsManager]: Loading preferences was successful [2022-02-21 02:50:13,197 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-02-21 02:50:13,198 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-02-21 02:50:13,198 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-02-21 02:50:13,199 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-02-21 02:50:13,199 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-02-21 02:50:13,199 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-02-21 02:50:13,200 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-02-21 02:50:13,200 INFO L138 SettingsManager]: * Use SBE=true [2022-02-21 02:50:13,200 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-02-21 02:50:13,201 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2022-02-21 02:50:13,201 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-02-21 02:50:13,201 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-02-21 02:50:13,201 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2022-02-21 02:50:13,202 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2022-02-21 02:50:13,202 INFO L138 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2022-02-21 02:50:13,202 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-02-21 02:50:13,202 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2022-02-21 02:50:13,202 INFO L138 SettingsManager]: * Use constant arrays=true [2022-02-21 02:50:13,202 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-02-21 02:50:13,202 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-02-21 02:50:13,203 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-02-21 02:50:13,203 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-02-21 02:50:13,203 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-02-21 02:50:13,203 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-02-21 02:50:13,203 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2022-02-21 02:50:13,203 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-02-21 02:50:13,204 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 93ec3fe92cbffeb2c5e17682d1d73993f9ea9354b1a7bf40800d41bcb5fd7393 [2022-02-21 02:50:13,422 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-02-21 02:50:13,466 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-02-21 02:50:13,467 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-02-21 02:50:13,468 INFO L271 PluginConnector]: Initializing CDTParser... [2022-02-21 02:50:13,469 INFO L275 PluginConnector]: CDTParser initialized [2022-02-21 02:50:13,471 INFO L432 ainManager$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 [2022-02-21 02:50:13,543 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/b54aeebdd/470492f6d33f4499af756c0d7cb3b19d/FLAGf5f86be58 [2022-02-21 02:50:14,242 INFO L306 CDTParser]: Found 1 translation units. [2022-02-21 02:50:14,243 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/openbsd-6.2/if_etherip-fixed-double-free.i [2022-02-21 02:50:14,282 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/b54aeebdd/470492f6d33f4499af756c0d7cb3b19d/FLAGf5f86be58 [2022-02-21 02:50:14,550 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/b54aeebdd/470492f6d33f4499af756c0d7cb3b19d [2022-02-21 02:50:14,557 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-02-21 02:50:14,558 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-02-21 02:50:14,563 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-02-21 02:50:14,564 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-02-21 02:50:14,566 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-02-21 02:50:14,567 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.02 02:50:14" (1/1) ... [2022-02-21 02:50:14,568 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1f9938e0 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.02 02:50:14, skipping insertion in model container [2022-02-21 02:50:14,568 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.02 02:50:14" (1/1) ... [2022-02-21 02:50:14,573 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-02-21 02:50:14,655 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-02-21 02:50:16,252 WARN L611 FunctionHandler]: implicit declaration of function __builtin_memset [2022-02-21 02:50:17,002 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:1011) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:968) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.PRDispatcher.dispatch(PRDispatcher.java:279) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:2407) 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:2034) 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:1076) 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:1465) 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:3271) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:2356) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:601) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.PRDispatcher.dispatch(PRDispatcher.java:134) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.MainTranslator.translate(MainTranslator.java:192) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.MainTranslator.run(MainTranslator.java:115) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.MainTranslator.(MainTranslator.java:93) at de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver.finish(CACSL2BoogieTranslatorObserver.java:128) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:168) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:151) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:128) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:232) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:226) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:142) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:104) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:320) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2022-02-21 02:50:17,008 INFO L158 Benchmark]: Toolchain (without parser) took 2447.62ms. Allocated memory was 94.4MB in the beginning and 117.4MB in the end (delta: 23.1MB). Free memory was 48.5MB in the beginning and 58.8MB in the end (delta: -10.3MB). Peak memory consumption was 11.5MB. Max. memory is 16.1GB. [2022-02-21 02:50:17,009 INFO L158 Benchmark]: CDTParser took 0.37ms. Allocated memory is still 94.4MB. Free memory was 67.1MB in the beginning and 67.1MB in the end (delta: 26.9kB). There was no memory consumed. Max. memory is 16.1GB. [2022-02-21 02:50:17,010 INFO L158 Benchmark]: CACSL2BoogieTranslator took 2441.82ms. Allocated memory was 94.4MB in the beginning and 117.4MB in the end (delta: 23.1MB). Free memory was 48.3MB in the beginning and 58.8MB in the end (delta: -10.5MB). Peak memory consumption was 11.5MB. Max. memory is 16.1GB. [2022-02-21 02:50:17,011 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - AssertionsEnabledResult: Assertions are enabled Assertions are enabled - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.37ms. Allocated memory is still 94.4MB. Free memory was 67.1MB in the beginning and 67.1MB in the end (delta: 26.9kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 2441.82ms. Allocated memory was 94.4MB in the beginning and 117.4MB in the end (delta: 23.1MB). Free memory was 48.3MB in the beginning and 58.8MB in the end (delta: -10.5MB). Peak memory consumption was 11.5MB. 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 -ea -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-03d7b7b [2022-02-21 02:50:18,693 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-02-21 02:50:18,696 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-02-21 02:50:18,727 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-02-21 02:50:18,728 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-02-21 02:50:18,731 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-02-21 02:50:18,732 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-02-21 02:50:18,735 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-02-21 02:50:18,737 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-02-21 02:50:18,741 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-02-21 02:50:18,743 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-02-21 02:50:18,745 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-02-21 02:50:18,745 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-02-21 02:50:18,748 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-02-21 02:50:18,749 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-02-21 02:50:18,754 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-02-21 02:50:18,756 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-02-21 02:50:18,756 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-02-21 02:50:18,759 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-02-21 02:50:18,764 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-02-21 02:50:18,766 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-02-21 02:50:18,767 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-02-21 02:50:18,768 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-02-21 02:50:18,769 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-02-21 02:50:18,775 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-02-21 02:50:18,776 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-02-21 02:50:18,776 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-02-21 02:50:18,795 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-02-21 02:50:18,796 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-02-21 02:50:18,797 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-02-21 02:50:18,797 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-02-21 02:50:18,797 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-02-21 02:50:18,798 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-02-21 02:50:18,798 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-02-21 02:50:18,799 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-02-21 02:50:18,799 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-02-21 02:50:18,800 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-02-21 02:50:18,800 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-02-21 02:50:18,800 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-02-21 02:50:18,801 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-02-21 02:50:18,801 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-02-21 02:50:18,803 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-DerefFreeMemtrack-64bit-Automizer_Bitvector.epf [2022-02-21 02:50:18,824 INFO L113 SettingsManager]: Loading preferences was successful [2022-02-21 02:50:18,825 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-02-21 02:50:18,826 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-02-21 02:50:18,826 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-02-21 02:50:18,827 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-02-21 02:50:18,827 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-02-21 02:50:18,828 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-02-21 02:50:18,828 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-02-21 02:50:18,829 INFO L138 SettingsManager]: * Use SBE=true [2022-02-21 02:50:18,829 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-02-21 02:50:18,830 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2022-02-21 02:50:18,830 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-02-21 02:50:18,830 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-02-21 02:50:18,830 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2022-02-21 02:50:18,830 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2022-02-21 02:50:18,831 INFO L138 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2022-02-21 02:50:18,831 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-02-21 02:50:18,831 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2022-02-21 02:50:18,831 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2022-02-21 02:50:18,831 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2022-02-21 02:50:18,831 INFO L138 SettingsManager]: * Use constant arrays=true [2022-02-21 02:50:18,832 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-02-21 02:50:18,832 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-02-21 02:50:18,832 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-02-21 02:50:18,832 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-02-21 02:50:18,832 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-02-21 02:50:18,833 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-02-21 02:50:18,833 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2022-02-21 02:50:18,833 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2022-02-21 02:50:18,833 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2022-02-21 02:50:18,833 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 93ec3fe92cbffeb2c5e17682d1d73993f9ea9354b1a7bf40800d41bcb5fd7393 [2022-02-21 02:50:19,165 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-02-21 02:50:19,195 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-02-21 02:50:19,198 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-02-21 02:50:19,199 INFO L271 PluginConnector]: Initializing CDTParser... [2022-02-21 02:50:19,200 INFO L275 PluginConnector]: CDTParser initialized [2022-02-21 02:50:19,201 INFO L432 ainManager$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 [2022-02-21 02:50:19,277 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/10fcee9ae/973b220b285e44af9ccb85dcc10c2170/FLAG8f80c59dd [2022-02-21 02:50:20,116 INFO L306 CDTParser]: Found 1 translation units. [2022-02-21 02:50:20,116 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/openbsd-6.2/if_etherip-fixed-double-free.i [2022-02-21 02:50:20,147 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/10fcee9ae/973b220b285e44af9ccb85dcc10c2170/FLAG8f80c59dd [2022-02-21 02:50:20,660 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/10fcee9ae/973b220b285e44af9ccb85dcc10c2170 [2022-02-21 02:50:20,674 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-02-21 02:50:20,675 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-02-21 02:50:20,676 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-02-21 02:50:20,676 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-02-21 02:50:20,679 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-02-21 02:50:20,681 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.02 02:50:20" (1/1) ... [2022-02-21 02:50:20,682 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1bb25de6 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.02 02:50:20, skipping insertion in model container [2022-02-21 02:50:20,682 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.02 02:50:20" (1/1) ... [2022-02-21 02:50:20,688 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-02-21 02:50:20,783 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-02-21 02:50:22,365 WARN L611 FunctionHandler]: implicit declaration of function __builtin_memset [2022-02-21 02:50:22,964 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:1011) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:968) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.PRDispatcher.dispatch(PRDispatcher.java:279) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:2407) 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:2034) 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:1076) 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:1465) 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:3271) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:2356) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:601) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.PRDispatcher.dispatch(PRDispatcher.java:134) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.MainTranslator.translate(MainTranslator.java:192) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.MainTranslator.run(MainTranslator.java:115) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.MainTranslator.(MainTranslator.java:93) at de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver.finish(CACSL2BoogieTranslatorObserver.java:128) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:168) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:151) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:128) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:232) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:226) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:142) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:104) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:320) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2022-02-21 02:50:22,971 INFO L158 Benchmark]: Toolchain (without parser) took 2294.32ms. Allocated memory was 65.0MB in the beginning and 83.9MB in the end (delta: 18.9MB). Free memory was 44.8MB in the beginning and 39.0MB in the end (delta: 5.8MB). Peak memory consumption was 26.2MB. Max. memory is 16.1GB. [2022-02-21 02:50:22,972 INFO L158 Benchmark]: CDTParser took 0.18ms. Allocated memory is still 65.0MB. Free memory was 45.6MB in the beginning and 45.6MB in the end (delta: 32.3kB). There was no memory consumed. Max. memory is 16.1GB. [2022-02-21 02:50:22,973 INFO L158 Benchmark]: CACSL2BoogieTranslator took 2292.19ms. Allocated memory was 65.0MB in the beginning and 83.9MB in the end (delta: 18.9MB). Free memory was 44.7MB in the beginning and 39.4MB in the end (delta: 5.2MB). Peak memory consumption was 26.2MB. Max. memory is 16.1GB. [2022-02-21 02:50:22,975 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - AssertionsEnabledResult: Assertions are enabled Assertions are enabled - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.18ms. Allocated memory is still 65.0MB. Free memory was 45.6MB in the beginning and 45.6MB in the end (delta: 32.3kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 2292.19ms. Allocated memory was 65.0MB in the beginning and 83.9MB in the end (delta: 18.9MB). Free memory was 44.7MB in the beginning and 39.4MB in the end (delta: 5.2MB). Peak memory consumption was 26.2MB. 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