./Ultimate.py --spec ../../sv-benchmarks/c/properties/valid-memsafety.prp --file ../../sv-benchmarks/c/openbsd-6.2/if_etherip-fixed-double-free-invalid-deref2.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for memory safety (deref-memtrack) Using default analysis Version a4ecdabc Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/run_dir_384a91d0-26aa-403c-b49e-48466d1dd34a/bin/uautomizer/data/config -Xmx15G -Xms4m -jar /tmp/vcloud-vcloud-master/worker/run_dir_384a91d0-26aa-403c-b49e-48466d1dd34a/bin/uautomizer/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/run_dir_384a91d0-26aa-403c-b49e-48466d1dd34a/bin/uautomizer/data -tc /tmp/vcloud-vcloud-master/worker/run_dir_384a91d0-26aa-403c-b49e-48466d1dd34a/bin/uautomizer/config/AutomizerMemDerefMemtrack.xml -i ../../sv-benchmarks/c/openbsd-6.2/if_etherip-fixed-double-free-invalid-deref2.i -s /tmp/vcloud-vcloud-master/worker/run_dir_384a91d0-26aa-403c-b49e-48466d1dd34a/bin/uautomizer/config/svcomp-DerefFreeMemtrack-64bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/run_dir_384a91d0-26aa-403c-b49e-48466d1dd34a/bin/uautomizer --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash e380549ab3b439c6f4968ddf6b6b5cf8bb013259 ............................................................................................................................................................... Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/run_dir_384a91d0-26aa-403c-b49e-48466d1dd34a/bin/uautomizer/data/config -Xmx15G -Xms4m -jar /tmp/vcloud-vcloud-master/worker/run_dir_384a91d0-26aa-403c-b49e-48466d1dd34a/bin/uautomizer/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/run_dir_384a91d0-26aa-403c-b49e-48466d1dd34a/bin/uautomizer/data -tc /tmp/vcloud-vcloud-master/worker/run_dir_384a91d0-26aa-403c-b49e-48466d1dd34a/bin/uautomizer/config/AutomizerMemDerefMemtrack.xml -i ../../sv-benchmarks/c/openbsd-6.2/if_etherip-fixed-double-free-invalid-deref2.i -s /tmp/vcloud-vcloud-master/worker/run_dir_384a91d0-26aa-403c-b49e-48466d1dd34a/bin/uautomizer/config/svcomp-DerefFreeMemtrack-64bit-Automizer_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/run_dir_384a91d0-26aa-403c-b49e-48466d1dd34a/bin/uautomizer --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash e380549ab3b439c6f4968ddf6b6b5cf8bb013259 .................................................................................................................................................................. Execution finished normally Writing output log to file Ultimate.log Result: ERROR: ExceptionOrErrorResult: IllegalArgumentException: cannot determine size of incomplete type --- Real Ultimate output --- This is Ultimate 0.2.0-a4ecdab [2020-11-28 02:57:08,044 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-11-28 02:57:08,046 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-11-28 02:57:08,077 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-11-28 02:57:08,078 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-11-28 02:57:08,079 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-11-28 02:57:08,081 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-11-28 02:57:08,084 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-11-28 02:57:08,086 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-11-28 02:57:08,087 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-11-28 02:57:08,089 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-11-28 02:57:08,090 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-11-28 02:57:08,091 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-11-28 02:57:08,093 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-11-28 02:57:08,094 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-11-28 02:57:08,096 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-11-28 02:57:08,097 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-11-28 02:57:08,098 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-11-28 02:57:08,101 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-11-28 02:57:08,104 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-11-28 02:57:08,106 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-11-28 02:57:08,108 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-11-28 02:57:08,109 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-11-28 02:57:08,111 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-11-28 02:57:08,115 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-11-28 02:57:08,115 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-11-28 02:57:08,116 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-11-28 02:57:08,117 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-11-28 02:57:08,118 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-11-28 02:57:08,119 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-11-28 02:57:08,119 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-11-28 02:57:08,121 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-11-28 02:57:08,122 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-11-28 02:57:08,123 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-11-28 02:57:08,124 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-11-28 02:57:08,125 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-11-28 02:57:08,126 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-11-28 02:57:08,126 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-11-28 02:57:08,127 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-11-28 02:57:08,128 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-11-28 02:57:08,129 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-11-28 02:57:08,130 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/run_dir_384a91d0-26aa-403c-b49e-48466d1dd34a/bin/uautomizer/config/svcomp-DerefFreeMemtrack-64bit-Automizer_Default.epf [2020-11-28 02:57:08,154 INFO L113 SettingsManager]: Loading preferences was successful [2020-11-28 02:57:08,155 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-11-28 02:57:08,156 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-11-28 02:57:08,157 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-11-28 02:57:08,157 INFO L138 SettingsManager]: * Use SBE=true [2020-11-28 02:57:08,157 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-11-28 02:57:08,158 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2020-11-28 02:57:08,158 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-11-28 02:57:08,159 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-11-28 02:57:08,159 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2020-11-28 02:57:08,159 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2020-11-28 02:57:08,160 INFO L138 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2020-11-28 02:57:08,160 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-11-28 02:57:08,161 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2020-11-28 02:57:08,161 INFO L138 SettingsManager]: * Use constant arrays=true [2020-11-28 02:57:08,162 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-11-28 02:57:08,162 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-11-28 02:57:08,162 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-11-28 02:57:08,163 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-11-28 02:57:08,163 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-11-28 02:57:08,164 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-11-28 02:57:08,164 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-11-28 02:57:08,164 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2020-11-28 02:57:08,165 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-11-28 02:57:08,165 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-11-28 02:57:08,166 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:/tmp/vcloud-vcloud-master/worker/run_dir_384a91d0-26aa-403c-b49e-48466d1dd34a/bin/uautomizer/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud-vcloud-master/worker/run_dir_384a91d0-26aa-403c-b49e-48466d1dd34a/bin/uautomizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> e380549ab3b439c6f4968ddf6b6b5cf8bb013259 [2020-11-28 02:57:08,436 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-11-28 02:57:08,463 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-11-28 02:57:08,466 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-11-28 02:57:08,467 INFO L271 PluginConnector]: Initializing CDTParser... [2020-11-28 02:57:08,468 INFO L275 PluginConnector]: CDTParser initialized [2020-11-28 02:57:08,469 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/run_dir_384a91d0-26aa-403c-b49e-48466d1dd34a/bin/uautomizer/../../sv-benchmarks/c/openbsd-6.2/if_etherip-fixed-double-free-invalid-deref2.i [2020-11-28 02:57:08,532 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_384a91d0-26aa-403c-b49e-48466d1dd34a/bin/uautomizer/data/84bd43f4b/3c246101bb73421db31ec6ce173ba84b/FLAG228bfef2a [2020-11-28 02:57:09,422 INFO L306 CDTParser]: Found 1 translation units. [2020-11-28 02:57:09,424 INFO L160 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/run_dir_384a91d0-26aa-403c-b49e-48466d1dd34a/sv-benchmarks/c/openbsd-6.2/if_etherip-fixed-double-free-invalid-deref2.i [2020-11-28 02:57:09,478 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_384a91d0-26aa-403c-b49e-48466d1dd34a/bin/uautomizer/data/84bd43f4b/3c246101bb73421db31ec6ce173ba84b/FLAG228bfef2a [2020-11-28 02:57:09,897 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/run_dir_384a91d0-26aa-403c-b49e-48466d1dd34a/bin/uautomizer/data/84bd43f4b/3c246101bb73421db31ec6ce173ba84b [2020-11-28 02:57:09,899 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-11-28 02:57:09,900 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2020-11-28 02:57:09,901 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-11-28 02:57:09,902 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-11-28 02:57:09,905 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-11-28 02:57:09,905 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.11 02:57:09" (1/1) ... [2020-11-28 02:57:09,907 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@51e03135 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 02:57:09, skipping insertion in model container [2020-11-28 02:57:09,907 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.11 02:57:09" (1/1) ... [2020-11-28 02:57:09,912 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-11-28 02:57:10,059 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-11-28 02:57:11,816 WARN L612 FunctionHandler]: implicit declaration of function __builtin_memset [2020-11-28 02:57:12,695 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:983) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:939) 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:2342) 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:1971) 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:1045) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.PRDispatcher.dispatch(PRDispatcher.java:232) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.chandler.FunctionHandler.handleFunctionDefinition(FunctionHandler.java:372) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:1423) 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:3209) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:2292) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:579) 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) [2020-11-28 02:57:12,702 INFO L168 Benchmark]: Toolchain (without parser) took 2799.49 ms. Allocated memory was 83.9 MB in the beginning and 109.1 MB in the end (delta: 25.2 MB). Free memory was 46.6 MB in the beginning and 72.4 MB in the end (delta: -25.8 MB). Peak memory consumption was 17.7 MB. Max. memory is 16.1 GB. [2020-11-28 02:57:12,703 INFO L168 Benchmark]: CDTParser took 0.29 ms. Allocated memory is still 69.2 MB. Free memory is still 46.7 MB. There was no memory consumed. Max. memory is 16.1 GB. [2020-11-28 02:57:12,704 INFO L168 Benchmark]: CACSL2BoogieTranslator took 2797.40 ms. Allocated memory was 83.9 MB in the beginning and 109.1 MB in the end (delta: 25.2 MB). Free memory was 46.4 MB in the beginning and 72.4 MB in the end (delta: -26.0 MB). Peak memory consumption was 17.7 MB. Max. memory is 16.1 GB. [2020-11-28 02:57:12,706 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.29 ms. Allocated memory is still 69.2 MB. Free memory is still 46.7 MB. There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 2797.40 ms. Allocated memory was 83.9 MB in the beginning and 109.1 MB in the end (delta: 25.2 MB). Free memory was 46.4 MB in the beginning and 72.4 MB in the end (delta: -26.0 MB). Peak memory consumption was 17.7 MB. Max. memory is 16.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - ExceptionOrErrorResult: IllegalArgumentException: cannot determine size of incomplete type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: IllegalArgumentException: cannot determine size of incomplete type: de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.chandler.TypeSizeAndOffsetComputer.constructSizeTValueAndOffsets_StructAndUnion(TypeSizeAndOffsetComputer.java:256) RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request... ### Bit-precise run ### This is Ultimate 0.2.0-a4ecdab [2020-11-28 02:57:15,197 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-11-28 02:57:15,201 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-11-28 02:57:15,253 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-11-28 02:57:15,254 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-11-28 02:57:15,259 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-11-28 02:57:15,262 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-11-28 02:57:15,267 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-11-28 02:57:15,270 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-11-28 02:57:15,277 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-11-28 02:57:15,278 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-11-28 02:57:15,286 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-11-28 02:57:15,296 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-11-28 02:57:15,300 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-11-28 02:57:15,301 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-11-28 02:57:15,303 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-11-28 02:57:15,304 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-11-28 02:57:15,308 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-11-28 02:57:15,311 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-11-28 02:57:15,319 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-11-28 02:57:15,324 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-11-28 02:57:15,329 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-11-28 02:57:15,330 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-11-28 02:57:15,331 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-11-28 02:57:15,334 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-11-28 02:57:15,335 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-11-28 02:57:15,335 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-11-28 02:57:15,336 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-11-28 02:57:15,337 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-11-28 02:57:15,338 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-11-28 02:57:15,339 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-11-28 02:57:15,339 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-11-28 02:57:15,345 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-11-28 02:57:15,347 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-11-28 02:57:15,348 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-11-28 02:57:15,348 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-11-28 02:57:15,349 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-11-28 02:57:15,349 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-11-28 02:57:15,349 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-11-28 02:57:15,351 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-11-28 02:57:15,352 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-11-28 02:57:15,353 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/run_dir_384a91d0-26aa-403c-b49e-48466d1dd34a/bin/uautomizer/config/svcomp-DerefFreeMemtrack-64bit-Automizer_Bitvector.epf [2020-11-28 02:57:15,396 INFO L113 SettingsManager]: Loading preferences was successful [2020-11-28 02:57:15,396 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-11-28 02:57:15,399 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-11-28 02:57:15,400 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-11-28 02:57:15,400 INFO L138 SettingsManager]: * Use SBE=true [2020-11-28 02:57:15,400 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-11-28 02:57:15,400 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2020-11-28 02:57:15,401 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-11-28 02:57:15,401 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-11-28 02:57:15,401 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2020-11-28 02:57:15,402 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2020-11-28 02:57:15,402 INFO L138 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2020-11-28 02:57:15,402 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-11-28 02:57:15,403 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2020-11-28 02:57:15,403 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2020-11-28 02:57:15,403 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2020-11-28 02:57:15,403 INFO L138 SettingsManager]: * Use constant arrays=true [2020-11-28 02:57:15,403 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-11-28 02:57:15,404 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-11-28 02:57:15,404 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-11-28 02:57:15,404 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-11-28 02:57:15,404 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-11-28 02:57:15,404 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-11-28 02:57:15,405 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-11-28 02:57:15,405 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2020-11-28 02:57:15,405 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2020-11-28 02:57:15,405 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-11-28 02:57:15,405 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2020-11-28 02:57:15,406 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:/tmp/vcloud-vcloud-master/worker/run_dir_384a91d0-26aa-403c-b49e-48466d1dd34a/bin/uautomizer/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud-vcloud-master/worker/run_dir_384a91d0-26aa-403c-b49e-48466d1dd34a/bin/uautomizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> e380549ab3b439c6f4968ddf6b6b5cf8bb013259 [2020-11-28 02:57:15,846 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-11-28 02:57:15,875 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-11-28 02:57:15,878 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-11-28 02:57:15,880 INFO L271 PluginConnector]: Initializing CDTParser... [2020-11-28 02:57:15,882 INFO L275 PluginConnector]: CDTParser initialized [2020-11-28 02:57:15,883 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/run_dir_384a91d0-26aa-403c-b49e-48466d1dd34a/bin/uautomizer/../../sv-benchmarks/c/openbsd-6.2/if_etherip-fixed-double-free-invalid-deref2.i [2020-11-28 02:57:15,960 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_384a91d0-26aa-403c-b49e-48466d1dd34a/bin/uautomizer/data/005b6cb39/9d9ef3fdd0eb4e7d9d1dd6635fb6e50a/FLAG5adb2f3cb [2020-11-28 02:57:17,042 INFO L306 CDTParser]: Found 1 translation units. [2020-11-28 02:57:17,042 INFO L160 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/run_dir_384a91d0-26aa-403c-b49e-48466d1dd34a/sv-benchmarks/c/openbsd-6.2/if_etherip-fixed-double-free-invalid-deref2.i [2020-11-28 02:57:17,112 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_384a91d0-26aa-403c-b49e-48466d1dd34a/bin/uautomizer/data/005b6cb39/9d9ef3fdd0eb4e7d9d1dd6635fb6e50a/FLAG5adb2f3cb [2020-11-28 02:57:17,344 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/run_dir_384a91d0-26aa-403c-b49e-48466d1dd34a/bin/uautomizer/data/005b6cb39/9d9ef3fdd0eb4e7d9d1dd6635fb6e50a [2020-11-28 02:57:17,348 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-11-28 02:57:17,351 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2020-11-28 02:57:17,355 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-11-28 02:57:17,356 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-11-28 02:57:17,361 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-11-28 02:57:17,362 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.11 02:57:17" (1/1) ... [2020-11-28 02:57:17,364 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@41f54e0c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 02:57:17, skipping insertion in model container [2020-11-28 02:57:17,365 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.11 02:57:17" (1/1) ... [2020-11-28 02:57:17,373 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-11-28 02:57:17,567 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-11-28 02:57:19,399 WARN L612 FunctionHandler]: implicit declaration of function __builtin_memset [2020-11-28 02:57:20,330 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:983) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:939) 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:2342) 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:1971) 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:1045) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.PRDispatcher.dispatch(PRDispatcher.java:232) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.chandler.FunctionHandler.handleFunctionDefinition(FunctionHandler.java:372) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:1423) 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:3209) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:2292) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:579) 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) [2020-11-28 02:57:20,337 INFO L168 Benchmark]: Toolchain (without parser) took 2984.08 ms. Allocated memory was 54.5 MB in the beginning and 75.5 MB in the end (delta: 21.0 MB). Free memory was 21.1 MB in the beginning and 45.3 MB in the end (delta: -24.1 MB). Peak memory consumption was 15.3 MB. Max. memory is 16.1 GB. [2020-11-28 02:57:20,338 INFO L168 Benchmark]: CDTParser took 0.22 ms. Allocated memory is still 54.5 MB. Free memory was 36.3 MB in the beginning and 36.2 MB in the end (delta: 25.8 kB). There was no memory consumed. Max. memory is 16.1 GB. [2020-11-28 02:57:20,339 INFO L168 Benchmark]: CACSL2BoogieTranslator took 2979.10 ms. Allocated memory was 54.5 MB in the beginning and 75.5 MB in the end (delta: 21.0 MB). Free memory was 21.0 MB in the beginning and 45.3 MB in the end (delta: -24.3 MB). Peak memory consumption was 13.2 MB. Max. memory is 16.1 GB. [2020-11-28 02:57:20,341 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.22 ms. Allocated memory is still 54.5 MB. Free memory was 36.3 MB in the beginning and 36.2 MB in the end (delta: 25.8 kB). There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 2979.10 ms. Allocated memory was 54.5 MB in the beginning and 75.5 MB in the end (delta: 21.0 MB). Free memory was 21.0 MB in the beginning and 45.3 MB in the end (delta: -24.3 MB). Peak memory consumption was 13.2 MB. Max. memory is 16.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - ExceptionOrErrorResult: IllegalArgumentException: cannot determine size of incomplete type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: IllegalArgumentException: cannot determine size of incomplete type: de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.chandler.TypeSizeAndOffsetComputer.constructSizeTValueAndOffsets_StructAndUnion(TypeSizeAndOffsetComputer.java:256) RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...