./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_24e6aa7a-fe81-4072-9e36-226a5d43f067/bin/uautomizer/data/config -Xmx15G -Xms4m -jar /tmp/vcloud-vcloud-master/worker/run_dir_24e6aa7a-fe81-4072-9e36-226a5d43f067/bin/uautomizer/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/run_dir_24e6aa7a-fe81-4072-9e36-226a5d43f067/bin/uautomizer/data -tc /tmp/vcloud-vcloud-master/worker/run_dir_24e6aa7a-fe81-4072-9e36-226a5d43f067/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_24e6aa7a-fe81-4072-9e36-226a5d43f067/bin/uautomizer/config/svcomp-DerefFreeMemtrack-64bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/run_dir_24e6aa7a-fe81-4072-9e36-226a5d43f067/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_24e6aa7a-fe81-4072-9e36-226a5d43f067/bin/uautomizer/data/config -Xmx15G -Xms4m -jar /tmp/vcloud-vcloud-master/worker/run_dir_24e6aa7a-fe81-4072-9e36-226a5d43f067/bin/uautomizer/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/run_dir_24e6aa7a-fe81-4072-9e36-226a5d43f067/bin/uautomizer/data -tc /tmp/vcloud-vcloud-master/worker/run_dir_24e6aa7a-fe81-4072-9e36-226a5d43f067/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_24e6aa7a-fe81-4072-9e36-226a5d43f067/bin/uautomizer/config/svcomp-DerefFreeMemtrack-64bit-Automizer_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/run_dir_24e6aa7a-fe81-4072-9e36-226a5d43f067/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 [2020-11-29 20:01:43,864 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-11-29 20:01:43,868 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-11-29 20:01:43,941 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-11-29 20:01:43,942 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-11-29 20:01:43,952 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-11-29 20:01:43,955 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-11-29 20:01:43,967 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-11-29 20:01:43,970 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-11-29 20:01:43,972 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-11-29 20:01:43,973 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-11-29 20:01:43,975 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-11-29 20:01:43,975 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-11-29 20:01:43,977 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-11-29 20:01:43,979 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-11-29 20:01:43,981 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-11-29 20:01:43,982 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-11-29 20:01:43,983 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-11-29 20:01:43,986 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-11-29 20:01:43,989 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-11-29 20:01:43,991 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-11-29 20:01:43,993 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-11-29 20:01:43,995 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-11-29 20:01:43,996 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-11-29 20:01:44,000 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-11-29 20:01:44,000 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-11-29 20:01:44,001 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-11-29 20:01:44,002 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-11-29 20:01:44,003 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-11-29 20:01:44,004 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-11-29 20:01:44,005 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-11-29 20:01:44,006 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-11-29 20:01:44,007 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-11-29 20:01:44,008 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-11-29 20:01:44,014 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-11-29 20:01:44,015 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-11-29 20:01:44,016 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-11-29 20:01:44,016 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-11-29 20:01:44,016 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-11-29 20:01:44,017 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-11-29 20:01:44,018 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-11-29 20:01:44,021 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/run_dir_24e6aa7a-fe81-4072-9e36-226a5d43f067/bin/uautomizer/config/svcomp-DerefFreeMemtrack-64bit-Automizer_Default.epf [2020-11-29 20:01:44,065 INFO L113 SettingsManager]: Loading preferences was successful [2020-11-29 20:01:44,065 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-11-29 20:01:44,068 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-11-29 20:01:44,068 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-11-29 20:01:44,068 INFO L138 SettingsManager]: * Use SBE=true [2020-11-29 20:01:44,069 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-11-29 20:01:44,069 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2020-11-29 20:01:44,069 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-11-29 20:01:44,070 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-11-29 20:01:44,070 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2020-11-29 20:01:44,071 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2020-11-29 20:01:44,071 INFO L138 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2020-11-29 20:01:44,072 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-11-29 20:01:44,072 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2020-11-29 20:01:44,072 INFO L138 SettingsManager]: * Use constant arrays=true [2020-11-29 20:01:44,073 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-11-29 20:01:44,073 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-11-29 20:01:44,073 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-11-29 20:01:44,074 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-11-29 20:01:44,074 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-11-29 20:01:44,074 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-11-29 20:01:44,074 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-11-29 20:01:44,075 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2020-11-29 20:01:44,075 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-11-29 20:01:44,075 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-11-29 20:01:44,076 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_24e6aa7a-fe81-4072-9e36-226a5d43f067/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud-vcloud-master/worker/run_dir_24e6aa7a-fe81-4072-9e36-226a5d43f067/bin/uautomizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> e380549ab3b439c6f4968ddf6b6b5cf8bb013259 [2020-11-29 20:01:44,417 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-11-29 20:01:44,459 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-11-29 20:01:44,462 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-11-29 20:01:44,464 INFO L271 PluginConnector]: Initializing CDTParser... [2020-11-29 20:01:44,465 INFO L275 PluginConnector]: CDTParser initialized [2020-11-29 20:01:44,466 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/run_dir_24e6aa7a-fe81-4072-9e36-226a5d43f067/bin/uautomizer/../../sv-benchmarks/c/openbsd-6.2/if_etherip-fixed-double-free-invalid-deref2.i [2020-11-29 20:01:44,553 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_24e6aa7a-fe81-4072-9e36-226a5d43f067/bin/uautomizer/data/b05259c04/24e861b9add44309a8fa6a0839a9f42a/FLAG03e260532 [2020-11-29 20:01:45,778 INFO L306 CDTParser]: Found 1 translation units. [2020-11-29 20:01:45,779 INFO L160 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/run_dir_24e6aa7a-fe81-4072-9e36-226a5d43f067/sv-benchmarks/c/openbsd-6.2/if_etherip-fixed-double-free-invalid-deref2.i [2020-11-29 20:01:45,828 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_24e6aa7a-fe81-4072-9e36-226a5d43f067/bin/uautomizer/data/b05259c04/24e861b9add44309a8fa6a0839a9f42a/FLAG03e260532 [2020-11-29 20:01:46,068 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/run_dir_24e6aa7a-fe81-4072-9e36-226a5d43f067/bin/uautomizer/data/b05259c04/24e861b9add44309a8fa6a0839a9f42a [2020-11-29 20:01:46,071 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-11-29 20:01:46,073 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2020-11-29 20:01:46,075 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-11-29 20:01:46,076 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-11-29 20:01:46,080 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-11-29 20:01:46,081 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 29.11 08:01:46" (1/1) ... [2020-11-29 20:01:46,083 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@681ab379 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 08:01:46, skipping insertion in model container [2020-11-29 20:01:46,084 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 29.11 08:01:46" (1/1) ... [2020-11-29 20:01:46,093 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-11-29 20:01:46,297 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-11-29 20:01:48,555 WARN L612 FunctionHandler]: implicit declaration of function __builtin_memset [2020-11-29 20:01:49,535 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) [2020-11-29 20:01:49,541 INFO L168 Benchmark]: Toolchain (without parser) took 3466.56 ms. Allocated memory was 100.7 MB in the beginning and 130.0 MB in the end (delta: 29.4 MB). Free memory was 59.7 MB in the beginning and 77.2 MB in the end (delta: -17.6 MB). Peak memory consumption was 21.2 MB. Max. memory is 16.1 GB. [2020-11-29 20:01:49,542 INFO L168 Benchmark]: CDTParser took 0.37 ms. Allocated memory is still 100.7 MB. Free memory is still 58.5 MB. There was no memory consumed. Max. memory is 16.1 GB. [2020-11-29 20:01:49,543 INFO L168 Benchmark]: CACSL2BoogieTranslator took 3463.38 ms. Allocated memory was 100.7 MB in the beginning and 130.0 MB in the end (delta: 29.4 MB). Free memory was 59.4 MB in the beginning and 77.2 MB in the end (delta: -17.9 MB). Peak memory consumption was 21.2 MB. Max. memory is 16.1 GB. [2020-11-29 20:01:49,545 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.37 ms. Allocated memory is still 100.7 MB. Free memory is still 58.5 MB. There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 3463.38 ms. Allocated memory was 100.7 MB in the beginning and 130.0 MB in the end (delta: 29.4 MB). Free memory was 59.4 MB in the beginning and 77.2 MB in the end (delta: -17.9 MB). Peak memory consumption was 21.2 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... ### Bit-precise run ### This is Ultimate 0.2.0-a4ecdab [2020-11-29 20:01:52,349 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-11-29 20:01:52,352 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-11-29 20:01:52,405 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-11-29 20:01:52,407 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-11-29 20:01:52,417 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-11-29 20:01:52,420 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-11-29 20:01:52,425 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-11-29 20:01:52,429 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-11-29 20:01:52,437 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-11-29 20:01:52,438 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-11-29 20:01:52,447 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-11-29 20:01:52,448 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-11-29 20:01:52,451 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-11-29 20:01:52,466 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-11-29 20:01:52,468 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-11-29 20:01:52,469 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-11-29 20:01:52,470 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-11-29 20:01:52,473 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-11-29 20:01:52,476 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-11-29 20:01:52,490 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-11-29 20:01:52,492 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-11-29 20:01:52,499 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-11-29 20:01:52,501 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-11-29 20:01:52,505 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-11-29 20:01:52,506 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-11-29 20:01:52,507 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-11-29 20:01:52,508 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-11-29 20:01:52,509 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-11-29 20:01:52,510 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-11-29 20:01:52,521 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-11-29 20:01:52,523 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-11-29 20:01:52,525 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-11-29 20:01:52,526 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-11-29 20:01:52,528 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-11-29 20:01:52,528 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-11-29 20:01:52,529 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-11-29 20:01:52,530 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-11-29 20:01:52,530 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-11-29 20:01:52,533 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-11-29 20:01:52,534 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-11-29 20:01:52,535 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/run_dir_24e6aa7a-fe81-4072-9e36-226a5d43f067/bin/uautomizer/config/svcomp-DerefFreeMemtrack-64bit-Automizer_Bitvector.epf [2020-11-29 20:01:52,597 INFO L113 SettingsManager]: Loading preferences was successful [2020-11-29 20:01:52,598 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-11-29 20:01:52,602 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-11-29 20:01:52,602 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-11-29 20:01:52,603 INFO L138 SettingsManager]: * Use SBE=true [2020-11-29 20:01:52,603 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-11-29 20:01:52,603 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2020-11-29 20:01:52,604 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-11-29 20:01:52,604 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-11-29 20:01:52,604 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2020-11-29 20:01:52,606 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2020-11-29 20:01:52,606 INFO L138 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2020-11-29 20:01:52,606 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-11-29 20:01:52,606 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2020-11-29 20:01:52,607 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2020-11-29 20:01:52,607 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2020-11-29 20:01:52,607 INFO L138 SettingsManager]: * Use constant arrays=true [2020-11-29 20:01:52,607 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-11-29 20:01:52,608 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-11-29 20:01:52,608 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-11-29 20:01:52,608 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-11-29 20:01:52,608 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-11-29 20:01:52,609 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-11-29 20:01:52,609 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-11-29 20:01:52,609 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2020-11-29 20:01:52,609 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2020-11-29 20:01:52,610 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-11-29 20:01:52,610 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2020-11-29 20:01:52,610 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_24e6aa7a-fe81-4072-9e36-226a5d43f067/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud-vcloud-master/worker/run_dir_24e6aa7a-fe81-4072-9e36-226a5d43f067/bin/uautomizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> e380549ab3b439c6f4968ddf6b6b5cf8bb013259 [2020-11-29 20:01:53,096 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-11-29 20:01:53,136 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-11-29 20:01:53,139 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-11-29 20:01:53,141 INFO L271 PluginConnector]: Initializing CDTParser... [2020-11-29 20:01:53,142 INFO L275 PluginConnector]: CDTParser initialized [2020-11-29 20:01:53,143 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/run_dir_24e6aa7a-fe81-4072-9e36-226a5d43f067/bin/uautomizer/../../sv-benchmarks/c/openbsd-6.2/if_etherip-fixed-double-free-invalid-deref2.i [2020-11-29 20:01:53,231 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_24e6aa7a-fe81-4072-9e36-226a5d43f067/bin/uautomizer/data/c9d9efe43/7875d469c41c40cb98a37497e81811ef/FLAGe49dd4353 [2020-11-29 20:01:54,549 INFO L306 CDTParser]: Found 1 translation units. [2020-11-29 20:01:54,551 INFO L160 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/run_dir_24e6aa7a-fe81-4072-9e36-226a5d43f067/sv-benchmarks/c/openbsd-6.2/if_etherip-fixed-double-free-invalid-deref2.i [2020-11-29 20:01:54,606 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_24e6aa7a-fe81-4072-9e36-226a5d43f067/bin/uautomizer/data/c9d9efe43/7875d469c41c40cb98a37497e81811ef/FLAGe49dd4353 [2020-11-29 20:01:54,749 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/run_dir_24e6aa7a-fe81-4072-9e36-226a5d43f067/bin/uautomizer/data/c9d9efe43/7875d469c41c40cb98a37497e81811ef [2020-11-29 20:01:54,752 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-11-29 20:01:54,755 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2020-11-29 20:01:54,760 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-11-29 20:01:54,761 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-11-29 20:01:54,765 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-11-29 20:01:54,767 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 29.11 08:01:54" (1/1) ... [2020-11-29 20:01:54,769 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@56600ef3 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 08:01:54, skipping insertion in model container [2020-11-29 20:01:54,769 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 29.11 08:01:54" (1/1) ... [2020-11-29 20:01:54,779 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-11-29 20:01:54,988 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-11-29 20:01:57,782 WARN L612 FunctionHandler]: implicit declaration of function __builtin_memset [2020-11-29 20:01:58,809 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) [2020-11-29 20:01:58,816 INFO L168 Benchmark]: Toolchain (without parser) took 4058.80 ms. Allocated memory was 62.9 MB in the beginning and 90.2 MB in the end (delta: 27.3 MB). Free memory was 31.9 MB in the beginning and 63.1 MB in the end (delta: -31.1 MB). Peak memory consumption was 26.4 MB. Max. memory is 16.1 GB. [2020-11-29 20:01:58,816 INFO L168 Benchmark]: CDTParser took 0.33 ms. Allocated memory is still 62.9 MB. Free memory is still 45.0 MB. There was no memory consumed. Max. memory is 16.1 GB. [2020-11-29 20:01:58,818 INFO L168 Benchmark]: CACSL2BoogieTranslator took 4052.68 ms. Allocated memory was 62.9 MB in the beginning and 90.2 MB in the end (delta: 27.3 MB). Free memory was 31.7 MB in the beginning and 63.1 MB in the end (delta: -31.4 MB). Peak memory consumption was 26.4 MB. Max. memory is 16.1 GB. [2020-11-29 20:01:58,819 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.33 ms. Allocated memory is still 62.9 MB. Free memory is still 45.0 MB. There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 4052.68 ms. Allocated memory was 62.9 MB in the beginning and 90.2 MB in the end (delta: 27.3 MB). Free memory was 31.7 MB in the beginning and 63.1 MB in the end (delta: -31.4 MB). Peak memory consumption was 26.4 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...