./Ultimate.py --spec ../../sv-benchmarks/c/properties/valid-memsafety.prp --file ../../sv-benchmarks/c/ldv-memsafety-bitfields/test-bitfields-3.1-1.i --full-output --architecture 32bit -------------------------------------------------------------------------------- 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_1abc0e9c-2c96-498f-8359-b88505a60cfa/bin/utaipan/data/config -Xmx15G -Xms4m -jar /tmp/vcloud-vcloud-master/worker/run_dir_1abc0e9c-2c96-498f-8359-b88505a60cfa/bin/utaipan/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/run_dir_1abc0e9c-2c96-498f-8359-b88505a60cfa/bin/utaipan/data -tc /tmp/vcloud-vcloud-master/worker/run_dir_1abc0e9c-2c96-498f-8359-b88505a60cfa/bin/utaipan/config/TaipanMemDerefMemtrack.xml -i ../../sv-benchmarks/c/ldv-memsafety-bitfields/test-bitfields-3.1-1.i -s /tmp/vcloud-vcloud-master/worker/run_dir_1abc0e9c-2c96-498f-8359-b88505a60cfa/bin/utaipan/config/svcomp-DerefFreeMemtrack-32bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/run_dir_1abc0e9c-2c96-498f-8359-b88505a60cfa/bin/utaipan --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 Taipan --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 72da1f6907bc4b842c40cca6c3dd762e325d6dec ......................................................................................................................................................................... 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_1abc0e9c-2c96-498f-8359-b88505a60cfa/bin/utaipan/data/config -Xmx15G -Xms4m -jar /tmp/vcloud-vcloud-master/worker/run_dir_1abc0e9c-2c96-498f-8359-b88505a60cfa/bin/utaipan/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/run_dir_1abc0e9c-2c96-498f-8359-b88505a60cfa/bin/utaipan/data -tc /tmp/vcloud-vcloud-master/worker/run_dir_1abc0e9c-2c96-498f-8359-b88505a60cfa/bin/utaipan/config/TaipanMemDerefMemtrack.xml -i ../../sv-benchmarks/c/ldv-memsafety-bitfields/test-bitfields-3.1-1.i -s /tmp/vcloud-vcloud-master/worker/run_dir_1abc0e9c-2c96-498f-8359-b88505a60cfa/bin/utaipan/config/svcomp-DerefFreeMemtrack-32bit-Taipan_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/run_dir_1abc0e9c-2c96-498f-8359-b88505a60cfa/bin/utaipan --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 Taipan --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 72da1f6907bc4b842c40cca6c3dd762e325d6dec ...................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: ERROR: ExceptionOrErrorResult: UnsupportedOperationException: Bitfield reference --- Real Ultimate output --- This is Ultimate 0.2.0-a4ecdab [2020-11-22 13:02:06,887 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-11-22 13:02:06,890 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-11-22 13:02:06,970 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-11-22 13:02:06,982 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-11-22 13:02:06,983 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-11-22 13:02:06,985 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-11-22 13:02:06,988 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-11-22 13:02:06,990 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-11-22 13:02:06,991 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-11-22 13:02:06,997 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-11-22 13:02:07,002 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-11-22 13:02:07,003 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-11-22 13:02:07,011 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-11-22 13:02:07,012 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-11-22 13:02:07,014 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-11-22 13:02:07,015 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-11-22 13:02:07,016 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-11-22 13:02:07,019 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-11-22 13:02:07,021 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-11-22 13:02:07,023 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-11-22 13:02:07,025 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-11-22 13:02:07,026 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-11-22 13:02:07,027 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-11-22 13:02:07,031 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-11-22 13:02:07,032 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-11-22 13:02:07,032 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-11-22 13:02:07,033 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-11-22 13:02:07,034 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-11-22 13:02:07,035 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-11-22 13:02:07,036 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-11-22 13:02:07,037 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-11-22 13:02:07,038 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-11-22 13:02:07,039 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-11-22 13:02:07,040 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-11-22 13:02:07,041 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-11-22 13:02:07,042 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-11-22 13:02:07,042 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-11-22 13:02:07,043 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-11-22 13:02:07,044 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-11-22 13:02:07,045 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-11-22 13:02:07,046 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/run_dir_1abc0e9c-2c96-498f-8359-b88505a60cfa/bin/utaipan/config/svcomp-DerefFreeMemtrack-32bit-Taipan_Default.epf [2020-11-22 13:02:07,073 INFO L113 SettingsManager]: Loading preferences was successful [2020-11-22 13:02:07,073 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-11-22 13:02:07,074 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2020-11-22 13:02:07,075 INFO L138 SettingsManager]: * User list type=DISABLED [2020-11-22 13:02:07,075 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2020-11-22 13:02:07,075 INFO L138 SettingsManager]: * Explicit value domain=true [2020-11-22 13:02:07,076 INFO L138 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2020-11-22 13:02:07,076 INFO L138 SettingsManager]: * Octagon Domain=false [2020-11-22 13:02:07,076 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2020-11-22 13:02:07,077 INFO L138 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2020-11-22 13:02:07,077 INFO L138 SettingsManager]: * Use the RCFG-of-the-future interface=true [2020-11-22 13:02:07,077 INFO L138 SettingsManager]: * Interval Domain=false [2020-11-22 13:02:07,078 INFO L136 SettingsManager]: Preferences of Sifa differ from their defaults: [2020-11-22 13:02:07,078 INFO L138 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2020-11-22 13:02:07,078 INFO L138 SettingsManager]: * Simplification Technique=SIMPLIFY_QUICK [2020-11-22 13:02:07,079 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-11-22 13:02:07,079 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-11-22 13:02:07,080 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-11-22 13:02:07,080 INFO L138 SettingsManager]: * sizeof long=4 [2020-11-22 13:02:07,080 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2020-11-22 13:02:07,081 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-11-22 13:02:07,081 INFO L138 SettingsManager]: * sizeof POINTER=4 [2020-11-22 13:02:07,081 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-11-22 13:02:07,082 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2020-11-22 13:02:07,082 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2020-11-22 13:02:07,082 INFO L138 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2020-11-22 13:02:07,083 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-11-22 13:02:07,083 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2020-11-22 13:02:07,083 INFO L138 SettingsManager]: * sizeof long double=12 [2020-11-22 13:02:07,084 INFO L138 SettingsManager]: * Use constant arrays=true [2020-11-22 13:02:07,084 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-11-22 13:02:07,084 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-11-22 13:02:07,085 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-11-22 13:02:07,085 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-11-22 13:02:07,085 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-11-22 13:02:07,085 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-11-22 13:02:07,086 INFO L138 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2020-11-22 13:02:07,086 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-11-22 13:02:07,086 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-11-22 13:02:07,086 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2020-11-22 13:02:07,087 INFO L138 SettingsManager]: * Abstract interpretation Mode=USE_PREDICATES 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_1abc0e9c-2c96-498f-8359-b88505a60cfa/bin/utaipan/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud-vcloud-master/worker/run_dir_1abc0e9c-2c96-498f-8359-b88505a60cfa/bin/utaipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 72da1f6907bc4b842c40cca6c3dd762e325d6dec [2020-11-22 13:02:07,328 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-11-22 13:02:07,365 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-11-22 13:02:07,369 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-11-22 13:02:07,370 INFO L271 PluginConnector]: Initializing CDTParser... [2020-11-22 13:02:07,371 INFO L275 PluginConnector]: CDTParser initialized [2020-11-22 13:02:07,372 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/run_dir_1abc0e9c-2c96-498f-8359-b88505a60cfa/bin/utaipan/../../sv-benchmarks/c/ldv-memsafety-bitfields/test-bitfields-3.1-1.i [2020-11-22 13:02:07,433 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_1abc0e9c-2c96-498f-8359-b88505a60cfa/bin/utaipan/data/83ddcf428/9a5ace321d514788b570f0fdfdad4ce5/FLAG002f0d022 [2020-11-22 13:02:07,940 INFO L306 CDTParser]: Found 1 translation units. [2020-11-22 13:02:07,941 INFO L160 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/run_dir_1abc0e9c-2c96-498f-8359-b88505a60cfa/sv-benchmarks/c/ldv-memsafety-bitfields/test-bitfields-3.1-1.i [2020-11-22 13:02:07,947 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_1abc0e9c-2c96-498f-8359-b88505a60cfa/bin/utaipan/data/83ddcf428/9a5ace321d514788b570f0fdfdad4ce5/FLAG002f0d022 [2020-11-22 13:02:08,317 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/run_dir_1abc0e9c-2c96-498f-8359-b88505a60cfa/bin/utaipan/data/83ddcf428/9a5ace321d514788b570f0fdfdad4ce5 [2020-11-22 13:02:08,319 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-11-22 13:02:08,320 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2020-11-22 13:02:08,322 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-11-22 13:02:08,322 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-11-22 13:02:08,325 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-11-22 13:02:08,326 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 22.11 01:02:08" (1/1) ... [2020-11-22 13:02:08,328 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@41b022e2 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 01:02:08, skipping insertion in model container [2020-11-22 13:02:08,328 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 22.11 01:02:08" (1/1) ... [2020-11-22 13:02:08,335 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-11-22 13:02:08,349 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-11-22 13:02:08,489 FATAL L? ?]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator has thrown an exception: java.lang.UnsupportedOperationException: Bitfield reference at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.chandler.StructHandler.handleFieldReference(StructHandler.java:141) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:1388) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.PRDispatcher.dispatch(PRDispatcher.java:270) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:705) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.PRDispatcher.dispatch(PRDispatcher.java:282) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:1569) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.PRDispatcher.dispatch(PRDispatcher.java:229) 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) [2020-11-22 13:02:08,502 INFO L168 Benchmark]: Toolchain (without parser) took 172.41 ms. Allocated memory is still 96.5 MB. Free memory was 67.8 MB in the beginning and 74.7 MB in the end (delta: -6.9 MB). Peak memory consumption was 9.1 MB. Max. memory is 16.1 GB. [2020-11-22 13:02:08,503 INFO L168 Benchmark]: CDTParser took 0.21 ms. Allocated memory is still 96.5 MB. Free memory is still 56.3 MB. There was no memory consumed. Max. memory is 16.1 GB. [2020-11-22 13:02:08,517 INFO L168 Benchmark]: CACSL2BoogieTranslator took 170.11 ms. Allocated memory is still 96.5 MB. Free memory was 67.6 MB in the beginning and 74.7 MB in the end (delta: -7.2 MB). Peak memory consumption was 9.1 MB. Max. memory is 16.1 GB. [2020-11-22 13:02:08,519 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.21 ms. Allocated memory is still 96.5 MB. Free memory is still 56.3 MB. There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 170.11 ms. Allocated memory is still 96.5 MB. Free memory was 67.6 MB in the beginning and 74.7 MB in the end (delta: -7.2 MB). Peak memory consumption was 9.1 MB. Max. memory is 16.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - ExceptionOrErrorResult: UnsupportedOperationException: Bitfield reference de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: UnsupportedOperationException: Bitfield reference: de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.chandler.StructHandler.handleFieldReference(StructHandler.java:141) RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request... ### Bit-precise run ### This is Ultimate 0.2.0-a4ecdab [2020-11-22 13:02:10,706 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-11-22 13:02:10,710 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-11-22 13:02:10,755 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-11-22 13:02:10,756 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-11-22 13:02:10,760 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-11-22 13:02:10,763 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-11-22 13:02:10,767 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-11-22 13:02:10,770 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-11-22 13:02:10,775 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-11-22 13:02:10,777 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-11-22 13:02:10,781 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-11-22 13:02:10,782 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-11-22 13:02:10,787 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-11-22 13:02:10,788 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-11-22 13:02:10,790 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-11-22 13:02:10,791 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-11-22 13:02:10,794 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-11-22 13:02:10,797 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-11-22 13:02:10,804 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-11-22 13:02:10,806 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-11-22 13:02:10,807 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-11-22 13:02:10,814 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-11-22 13:02:10,817 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-11-22 13:02:10,822 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-11-22 13:02:10,823 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-11-22 13:02:10,823 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-11-22 13:02:10,824 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-11-22 13:02:10,825 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-11-22 13:02:10,826 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-11-22 13:02:10,826 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-11-22 13:02:10,827 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-11-22 13:02:10,828 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-11-22 13:02:10,829 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-11-22 13:02:10,830 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-11-22 13:02:10,831 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-11-22 13:02:10,831 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-11-22 13:02:10,832 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-11-22 13:02:10,832 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-11-22 13:02:10,839 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-11-22 13:02:10,839 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-11-22 13:02:10,840 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/run_dir_1abc0e9c-2c96-498f-8359-b88505a60cfa/bin/utaipan/config/svcomp-DerefFreeMemtrack-32bit-Taipan_Bitvector.epf [2020-11-22 13:02:10,874 INFO L113 SettingsManager]: Loading preferences was successful [2020-11-22 13:02:10,874 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-11-22 13:02:10,876 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2020-11-22 13:02:10,876 INFO L138 SettingsManager]: * User list type=DISABLED [2020-11-22 13:02:10,876 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2020-11-22 13:02:10,877 INFO L138 SettingsManager]: * Explicit value domain=true [2020-11-22 13:02:10,877 INFO L138 SettingsManager]: * Octagon Domain=false [2020-11-22 13:02:10,877 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2020-11-22 13:02:10,877 INFO L138 SettingsManager]: * Interval Domain=false [2020-11-22 13:02:10,879 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-11-22 13:02:10,879 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-11-22 13:02:10,880 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-11-22 13:02:10,880 INFO L138 SettingsManager]: * sizeof long=4 [2020-11-22 13:02:10,880 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2020-11-22 13:02:10,880 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-11-22 13:02:10,881 INFO L138 SettingsManager]: * sizeof POINTER=4 [2020-11-22 13:02:10,881 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-11-22 13:02:10,881 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2020-11-22 13:02:10,881 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2020-11-22 13:02:10,881 INFO L138 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2020-11-22 13:02:10,881 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-11-22 13:02:10,882 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2020-11-22 13:02:10,882 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2020-11-22 13:02:10,882 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2020-11-22 13:02:10,882 INFO L138 SettingsManager]: * sizeof long double=12 [2020-11-22 13:02:10,882 INFO L138 SettingsManager]: * Use constant arrays=true [2020-11-22 13:02:10,883 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-11-22 13:02:10,883 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-11-22 13:02:10,883 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-11-22 13:02:10,883 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-11-22 13:02:10,883 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-11-22 13:02:10,896 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-11-22 13:02:10,897 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-11-22 13:02:10,897 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2020-11-22 13:02:10,897 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2020-11-22 13:02:10,897 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-11-22 13:02:10,898 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2020-11-22 13:02:10,898 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_1abc0e9c-2c96-498f-8359-b88505a60cfa/bin/utaipan/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud-vcloud-master/worker/run_dir_1abc0e9c-2c96-498f-8359-b88505a60cfa/bin/utaipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 72da1f6907bc4b842c40cca6c3dd762e325d6dec [2020-11-22 13:02:11,285 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-11-22 13:02:11,311 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-11-22 13:02:11,313 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-11-22 13:02:11,315 INFO L271 PluginConnector]: Initializing CDTParser... [2020-11-22 13:02:11,315 INFO L275 PluginConnector]: CDTParser initialized [2020-11-22 13:02:11,316 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/run_dir_1abc0e9c-2c96-498f-8359-b88505a60cfa/bin/utaipan/../../sv-benchmarks/c/ldv-memsafety-bitfields/test-bitfields-3.1-1.i [2020-11-22 13:02:11,377 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_1abc0e9c-2c96-498f-8359-b88505a60cfa/bin/utaipan/data/6b3a24c2c/7aa126d7bfa242709bbbc2ca7d648e20/FLAG5a2939b6a [2020-11-22 13:02:11,843 INFO L306 CDTParser]: Found 1 translation units. [2020-11-22 13:02:11,843 INFO L160 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/run_dir_1abc0e9c-2c96-498f-8359-b88505a60cfa/sv-benchmarks/c/ldv-memsafety-bitfields/test-bitfields-3.1-1.i [2020-11-22 13:02:11,853 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_1abc0e9c-2c96-498f-8359-b88505a60cfa/bin/utaipan/data/6b3a24c2c/7aa126d7bfa242709bbbc2ca7d648e20/FLAG5a2939b6a [2020-11-22 13:02:12,241 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/run_dir_1abc0e9c-2c96-498f-8359-b88505a60cfa/bin/utaipan/data/6b3a24c2c/7aa126d7bfa242709bbbc2ca7d648e20 [2020-11-22 13:02:12,243 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-11-22 13:02:12,244 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2020-11-22 13:02:12,245 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-11-22 13:02:12,245 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-11-22 13:02:12,255 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-11-22 13:02:12,256 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 22.11 01:02:12" (1/1) ... [2020-11-22 13:02:12,257 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@382c7df7 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 01:02:12, skipping insertion in model container [2020-11-22 13:02:12,257 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 22.11 01:02:12" (1/1) ... [2020-11-22 13:02:12,269 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-11-22 13:02:12,289 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-11-22 13:02:12,411 FATAL L? ?]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator has thrown an exception: java.lang.UnsupportedOperationException: Bitfield reference at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.chandler.StructHandler.handleFieldReference(StructHandler.java:141) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:1388) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.PRDispatcher.dispatch(PRDispatcher.java:270) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:705) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.PRDispatcher.dispatch(PRDispatcher.java:282) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:1569) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.PRDispatcher.dispatch(PRDispatcher.java:229) 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) [2020-11-22 13:02:12,416 INFO L168 Benchmark]: Toolchain (without parser) took 170.63 ms. Allocated memory is still 65.0 MB. Free memory was 47.7 MB in the beginning and 40.2 MB in the end (delta: 7.5 MB). Peak memory consumption was 10.5 MB. Max. memory is 16.1 GB. [2020-11-22 13:02:12,417 INFO L168 Benchmark]: CDTParser took 0.22 ms. Allocated memory is still 65.0 MB. Free memory is still 47.7 MB. There was no memory consumed. Max. memory is 16.1 GB. [2020-11-22 13:02:12,418 INFO L168 Benchmark]: CACSL2BoogieTranslator took 168.73 ms. Allocated memory is still 65.0 MB. Free memory was 47.6 MB in the beginning and 40.2 MB in the end (delta: 7.3 MB). Peak memory consumption was 10.5 MB. Max. memory is 16.1 GB. [2020-11-22 13:02:12,420 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 65.0 MB. Free memory is still 47.7 MB. There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 168.73 ms. Allocated memory is still 65.0 MB. Free memory was 47.6 MB in the beginning and 40.2 MB in the end (delta: 7.3 MB). Peak memory consumption was 10.5 MB. Max. memory is 16.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - ExceptionOrErrorResult: UnsupportedOperationException: Bitfield reference de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: UnsupportedOperationException: Bitfield reference: de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.chandler.StructHandler.handleFieldReference(StructHandler.java:141) RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...