./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 6c24879c 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-?-6c24879 [2022-07-13 01:10:39,514 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-07-13 01:10:39,518 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-07-13 01:10:39,559 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-07-13 01:10:39,560 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-07-13 01:10:39,561 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-07-13 01:10:39,563 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-07-13 01:10:39,565 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-07-13 01:10:39,566 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-07-13 01:10:39,570 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-07-13 01:10:39,571 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-07-13 01:10:39,573 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-07-13 01:10:39,573 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-07-13 01:10:39,575 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-07-13 01:10:39,575 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-07-13 01:10:39,578 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-07-13 01:10:39,578 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-07-13 01:10:39,580 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-07-13 01:10:39,581 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-07-13 01:10:39,586 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-07-13 01:10:39,587 INFO L181 SettingsManager]: Resetting HornVerifier preferences to default values [2022-07-13 01:10:39,588 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-07-13 01:10:39,589 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-07-13 01:10:39,590 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-07-13 01:10:39,591 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-07-13 01:10:39,597 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-07-13 01:10:39,597 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-07-13 01:10:39,597 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-07-13 01:10:39,598 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-07-13 01:10:39,599 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-07-13 01:10:39,600 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-07-13 01:10:39,600 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-07-13 01:10:39,601 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-07-13 01:10:39,602 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-07-13 01:10:39,603 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-07-13 01:10:39,604 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-07-13 01:10:39,604 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-07-13 01:10:39,604 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-07-13 01:10:39,605 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-07-13 01:10:39,605 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-07-13 01:10:39,606 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-07-13 01:10:39,607 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-07-13 01:10:39,609 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-DerefFreeMemtrack-64bit-Automizer_Default.epf [2022-07-13 01:10:39,636 INFO L113 SettingsManager]: Loading preferences was successful [2022-07-13 01:10:39,637 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-07-13 01:10:39,637 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-07-13 01:10:39,637 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-07-13 01:10:39,638 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-07-13 01:10:39,638 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-07-13 01:10:39,638 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-07-13 01:10:39,639 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-07-13 01:10:39,639 INFO L138 SettingsManager]: * Use SBE=true [2022-07-13 01:10:39,640 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-07-13 01:10:39,640 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2022-07-13 01:10:39,640 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-07-13 01:10:39,640 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-07-13 01:10:39,641 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2022-07-13 01:10:39,641 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2022-07-13 01:10:39,641 INFO L138 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2022-07-13 01:10:39,641 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-07-13 01:10:39,641 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2022-07-13 01:10:39,641 INFO L138 SettingsManager]: * Use constant arrays=true [2022-07-13 01:10:39,642 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-07-13 01:10:39,642 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-07-13 01:10:39,642 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-07-13 01:10:39,642 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-07-13 01:10:39,642 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-07-13 01:10:39,643 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-07-13 01:10:39,643 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2022-07-13 01:10:39,643 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-07-13 01:10:39,643 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 93ec3fe92cbffeb2c5e17682d1d73993f9ea9354b1a7bf40800d41bcb5fd7393 [2022-07-13 01:10:39,870 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-07-13 01:10:39,897 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-07-13 01:10:39,899 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-07-13 01:10:39,900 INFO L271 PluginConnector]: Initializing CDTParser... [2022-07-13 01:10:39,901 INFO L275 PluginConnector]: CDTParser initialized [2022-07-13 01:10:39,903 INFO L432 ainManager$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 [2022-07-13 01:10:39,965 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/16c62bea3/0c15f8f6464f4370b1b3fc1b1ff0072d/FLAG274504a56 [2022-07-13 01:10:40,657 INFO L306 CDTParser]: Found 1 translation units. [2022-07-13 01:10:40,657 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/openbsd-6.2/if_etherip-fixed-double-free.i [2022-07-13 01:10:40,697 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/16c62bea3/0c15f8f6464f4370b1b3fc1b1ff0072d/FLAG274504a56 [2022-07-13 01:10:40,940 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/16c62bea3/0c15f8f6464f4370b1b3fc1b1ff0072d [2022-07-13 01:10:40,944 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-07-13 01:10:40,947 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-07-13 01:10:40,948 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-07-13 01:10:40,952 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-07-13 01:10:40,955 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-07-13 01:10:40,956 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.07 01:10:40" (1/1) ... [2022-07-13 01:10:40,957 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@78c1f7c4 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.07 01:10:40, skipping insertion in model container [2022-07-13 01:10:40,957 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.07 01:10:40" (1/1) ... [2022-07-13 01:10:40,962 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-07-13 01:10:41,111 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-07-13 01:10:42,196 WARN L611 FunctionHandler]: implicit declaration of function __builtin_memset [2022-07-13 01:10:42,682 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:1021) 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:2412) 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:2039) 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:1081) 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:1470) 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:3276) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:2361) 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) [2022-07-13 01:10:42,687 INFO L158 Benchmark]: Toolchain (without parser) took 1739.14ms. Allocated memory was 100.7MB in the beginning and 121.6MB in the end (delta: 21.0MB). Free memory was 61.8MB in the beginning and 65.2MB in the end (delta: -3.4MB). Peak memory consumption was 22.1MB. Max. memory is 16.1GB. [2022-07-13 01:10:42,687 INFO L158 Benchmark]: CDTParser took 0.21ms. Allocated memory is still 100.7MB. Free memory was 58.2MB in the beginning and 58.1MB in the end (delta: 117.6kB). There was no memory consumed. Max. memory is 16.1GB. [2022-07-13 01:10:42,688 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1737.03ms. Allocated memory was 100.7MB in the beginning and 121.6MB in the end (delta: 21.0MB). Free memory was 61.6MB in the beginning and 65.2MB in the end (delta: -3.6MB). Peak memory consumption was 22.1MB. Max. memory is 16.1GB. [2022-07-13 01:10:42,689 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.21ms. Allocated memory is still 100.7MB. Free memory was 58.2MB in the beginning and 58.1MB in the end (delta: 117.6kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1737.03ms. Allocated memory was 100.7MB in the beginning and 121.6MB in the end (delta: 21.0MB). Free memory was 61.6MB in the beginning and 65.2MB in the end (delta: -3.6MB). Peak memory consumption was 22.1MB. 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-?-6c24879 [2022-07-13 01:10:44,476 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-07-13 01:10:44,485 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-07-13 01:10:44,528 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-07-13 01:10:44,528 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-07-13 01:10:44,530 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-07-13 01:10:44,534 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-07-13 01:10:44,537 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-07-13 01:10:44,539 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-07-13 01:10:44,545 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-07-13 01:10:44,545 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-07-13 01:10:44,550 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-07-13 01:10:44,551 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-07-13 01:10:44,553 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-07-13 01:10:44,554 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-07-13 01:10:44,557 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-07-13 01:10:44,558 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-07-13 01:10:44,559 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-07-13 01:10:44,561 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-07-13 01:10:44,565 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-07-13 01:10:44,567 INFO L181 SettingsManager]: Resetting HornVerifier preferences to default values [2022-07-13 01:10:44,568 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-07-13 01:10:44,570 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-07-13 01:10:44,570 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-07-13 01:10:44,572 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-07-13 01:10:44,576 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-07-13 01:10:44,576 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-07-13 01:10:44,577 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-07-13 01:10:44,578 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-07-13 01:10:44,578 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-07-13 01:10:44,579 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-07-13 01:10:44,579 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-07-13 01:10:44,580 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-07-13 01:10:44,581 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-07-13 01:10:44,582 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-07-13 01:10:44,583 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-07-13 01:10:44,583 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-07-13 01:10:44,584 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-07-13 01:10:44,584 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-07-13 01:10:44,584 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-07-13 01:10:44,585 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-07-13 01:10:44,587 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-07-13 01:10:44,587 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-DerefFreeMemtrack-64bit-Automizer_Bitvector.epf [2022-07-13 01:10:44,628 INFO L113 SettingsManager]: Loading preferences was successful [2022-07-13 01:10:44,628 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-07-13 01:10:44,628 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-07-13 01:10:44,629 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-07-13 01:10:44,630 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-07-13 01:10:44,630 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-07-13 01:10:44,631 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-07-13 01:10:44,631 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-07-13 01:10:44,631 INFO L138 SettingsManager]: * Use SBE=true [2022-07-13 01:10:44,632 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-07-13 01:10:44,632 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2022-07-13 01:10:44,632 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-07-13 01:10:44,632 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-07-13 01:10:44,632 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2022-07-13 01:10:44,632 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2022-07-13 01:10:44,633 INFO L138 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2022-07-13 01:10:44,633 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-07-13 01:10:44,633 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2022-07-13 01:10:44,633 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2022-07-13 01:10:44,633 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2022-07-13 01:10:44,633 INFO L138 SettingsManager]: * Use constant arrays=true [2022-07-13 01:10:44,634 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-07-13 01:10:44,634 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-07-13 01:10:44,634 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-07-13 01:10:44,634 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-07-13 01:10:44,634 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-07-13 01:10:44,634 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-07-13 01:10:44,635 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2022-07-13 01:10:44,635 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2022-07-13 01:10:44,635 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2022-07-13 01:10:44,635 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 93ec3fe92cbffeb2c5e17682d1d73993f9ea9354b1a7bf40800d41bcb5fd7393 [2022-07-13 01:10:44,896 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-07-13 01:10:44,913 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-07-13 01:10:44,916 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-07-13 01:10:44,917 INFO L271 PluginConnector]: Initializing CDTParser... [2022-07-13 01:10:44,917 INFO L275 PluginConnector]: CDTParser initialized [2022-07-13 01:10:44,919 INFO L432 ainManager$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 [2022-07-13 01:10:44,983 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/07672e013/522f446de3fa45d99ae314af97eaf0df/FLAG243316c64 [2022-07-13 01:10:45,663 INFO L306 CDTParser]: Found 1 translation units. [2022-07-13 01:10:45,664 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/openbsd-6.2/if_etherip-fixed-double-free.i [2022-07-13 01:10:45,701 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/07672e013/522f446de3fa45d99ae314af97eaf0df/FLAG243316c64 [2022-07-13 01:10:45,951 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/07672e013/522f446de3fa45d99ae314af97eaf0df [2022-07-13 01:10:45,953 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-07-13 01:10:45,954 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-07-13 01:10:45,955 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-07-13 01:10:45,955 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-07-13 01:10:45,958 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-07-13 01:10:45,958 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.07 01:10:45" (1/1) ... [2022-07-13 01:10:45,959 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@62de31e8 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.07 01:10:45, skipping insertion in model container [2022-07-13 01:10:45,960 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.07 01:10:45" (1/1) ... [2022-07-13 01:10:45,965 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-07-13 01:10:46,053 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-07-13 01:10:47,075 WARN L611 FunctionHandler]: implicit declaration of function __builtin_memset [2022-07-13 01:10:47,520 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:1021) 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:2412) 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:2039) 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:1081) 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:1470) 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:3276) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:2361) 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) [2022-07-13 01:10:47,526 INFO L158 Benchmark]: Toolchain (without parser) took 1570.29ms. Allocated memory was 71.3MB in the beginning and 94.4MB in the end (delta: 23.1MB). Free memory was 38.8MB in the beginning and 61.3MB in the end (delta: -22.6MB). Peak memory consumption was 12.0MB. Max. memory is 16.1GB. [2022-07-13 01:10:47,527 INFO L158 Benchmark]: CDTParser took 0.21ms. Allocated memory is still 71.3MB. Free memory was 51.4MB in the beginning and 51.4MB in the end (delta: 83.9kB). There was no memory consumed. Max. memory is 16.1GB. [2022-07-13 01:10:47,528 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1568.96ms. Allocated memory was 71.3MB in the beginning and 94.4MB in the end (delta: 23.1MB). Free memory was 38.6MB in the beginning and 61.3MB in the end (delta: -22.7MB). Peak memory consumption was 12.0MB. Max. memory is 16.1GB. [2022-07-13 01:10:47,530 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.21ms. Allocated memory is still 71.3MB. Free memory was 51.4MB in the beginning and 51.4MB in the end (delta: 83.9kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1568.96ms. Allocated memory was 71.3MB in the beginning and 94.4MB in the end (delta: 23.1MB). Free memory was 38.6MB in the beginning and 61.3MB in the end (delta: -22.7MB). Peak memory consumption was 12.0MB. 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