./Ultimate.py --spec ../../sv-benchmarks/c/properties/valid-memsafety.prp --file ../../sv-benchmarks/c/ldv-memsafety-bitfields/test-bitfields-3-1.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for memory safety (deref-memtrack) Using default analysis Version e943c265 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9c749bb6-9f35-45da-a700-568e2e1207ef/bin/utaipan-tZwUujhuQw/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9c749bb6-9f35-45da-a700-568e2e1207ef/bin/utaipan-tZwUujhuQw/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9c749bb6-9f35-45da-a700-568e2e1207ef/bin/utaipan-tZwUujhuQw/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9c749bb6-9f35-45da-a700-568e2e1207ef/bin/utaipan-tZwUujhuQw/config/TaipanMemDerefMemtrack.xml -i ../../sv-benchmarks/c/ldv-memsafety-bitfields/test-bitfields-3-1.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9c749bb6-9f35-45da-a700-568e2e1207ef/bin/utaipan-tZwUujhuQw/config/svcomp-DerefFreeMemtrack-32bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9c749bb6-9f35-45da-a700-568e2e1207ef/bin/utaipan-tZwUujhuQw --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 aa52a50db96d55b59d19995958546e1bde20387ce0b816cd9ff33848cc2087c5 ........................................................................................................................................................................ Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9c749bb6-9f35-45da-a700-568e2e1207ef/bin/utaipan-tZwUujhuQw/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9c749bb6-9f35-45da-a700-568e2e1207ef/bin/utaipan-tZwUujhuQw/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9c749bb6-9f35-45da-a700-568e2e1207ef/bin/utaipan-tZwUujhuQw/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9c749bb6-9f35-45da-a700-568e2e1207ef/bin/utaipan-tZwUujhuQw/config/TaipanMemDerefMemtrack.xml -i ../../sv-benchmarks/c/ldv-memsafety-bitfields/test-bitfields-3-1.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9c749bb6-9f35-45da-a700-568e2e1207ef/bin/utaipan-tZwUujhuQw/config/svcomp-DerefFreeMemtrack-32bit-Taipan_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9c749bb6-9f35-45da-a700-568e2e1207ef/bin/utaipan-tZwUujhuQw --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 aa52a50db96d55b59d19995958546e1bde20387ce0b816cd9ff33848cc2087c5 ..................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: ERROR: ExceptionOrErrorResult: UnsupportedOperationException: Bitfield reference --- Real Ultimate output --- This is Ultimate 0.2.1-dev-e943c26 [2021-10-20 05:12:08,638 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-10-20 05:12:08,641 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-10-20 05:12:08,678 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-10-20 05:12:08,679 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-10-20 05:12:08,681 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-10-20 05:12:08,684 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-10-20 05:12:08,687 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-10-20 05:12:08,690 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-10-20 05:12:08,692 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-10-20 05:12:08,693 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-10-20 05:12:08,697 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-10-20 05:12:08,698 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-10-20 05:12:08,706 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-10-20 05:12:08,709 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-10-20 05:12:08,712 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-10-20 05:12:08,716 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-10-20 05:12:08,719 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-10-20 05:12:08,722 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-10-20 05:12:08,728 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-10-20 05:12:08,734 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-10-20 05:12:08,736 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-10-20 05:12:08,741 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-10-20 05:12:08,742 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-10-20 05:12:08,755 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-10-20 05:12:08,763 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-10-20 05:12:08,764 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-10-20 05:12:08,765 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-10-20 05:12:08,767 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-10-20 05:12:08,769 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-10-20 05:12:08,771 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-10-20 05:12:08,772 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-10-20 05:12:08,774 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-10-20 05:12:08,776 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-10-20 05:12:08,778 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-10-20 05:12:08,779 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-10-20 05:12:08,781 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-10-20 05:12:08,781 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-10-20 05:12:08,781 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-10-20 05:12:08,783 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-10-20 05:12:08,784 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-10-20 05:12:08,785 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9c749bb6-9f35-45da-a700-568e2e1207ef/bin/utaipan-tZwUujhuQw/config/svcomp-DerefFreeMemtrack-32bit-Taipan_Default.epf [2021-10-20 05:12:08,845 INFO L113 SettingsManager]: Loading preferences was successful [2021-10-20 05:12:08,846 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-10-20 05:12:08,847 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-10-20 05:12:08,847 INFO L138 SettingsManager]: * User list type=DISABLED [2021-10-20 05:12:08,848 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2021-10-20 05:12:08,848 INFO L138 SettingsManager]: * Explicit value domain=true [2021-10-20 05:12:08,848 INFO L138 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2021-10-20 05:12:08,849 INFO L138 SettingsManager]: * Octagon Domain=false [2021-10-20 05:12:08,849 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2021-10-20 05:12:08,849 INFO L138 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2021-10-20 05:12:08,849 INFO L138 SettingsManager]: * Use the RCFG-of-the-future interface=true [2021-10-20 05:12:08,850 INFO L138 SettingsManager]: * Interval Domain=false [2021-10-20 05:12:08,850 INFO L136 SettingsManager]: Preferences of Sifa differ from their defaults: [2021-10-20 05:12:08,850 INFO L138 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2021-10-20 05:12:08,851 INFO L138 SettingsManager]: * Simplification Technique=SIMPLIFY_QUICK [2021-10-20 05:12:08,852 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-10-20 05:12:08,852 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-10-20 05:12:08,852 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-10-20 05:12:08,853 INFO L138 SettingsManager]: * sizeof long=4 [2021-10-20 05:12:08,853 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2021-10-20 05:12:08,853 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-10-20 05:12:08,854 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-10-20 05:12:08,854 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-10-20 05:12:08,854 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2021-10-20 05:12:08,854 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2021-10-20 05:12:08,855 INFO L138 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2021-10-20 05:12:08,855 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-10-20 05:12:08,855 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2021-10-20 05:12:08,856 INFO L138 SettingsManager]: * sizeof long double=12 [2021-10-20 05:12:08,856 INFO L138 SettingsManager]: * Use constant arrays=true [2021-10-20 05:12:08,856 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-10-20 05:12:08,857 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-10-20 05:12:08,857 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-10-20 05:12:08,857 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-10-20 05:12:08,858 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-10-20 05:12:08,858 INFO L138 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2021-10-20 05:12:08,858 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-10-20 05:12:08,858 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-10-20 05:12:08,859 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-10-20 05:12:08,859 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_worker_vcloud-master_on_vcloud-master/run_dir_9c749bb6-9f35-45da-a700-568e2e1207ef/bin/utaipan-tZwUujhuQw/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9c749bb6-9f35-45da-a700-568e2e1207ef/bin/utaipan-tZwUujhuQw Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> aa52a50db96d55b59d19995958546e1bde20387ce0b816cd9ff33848cc2087c5 [2021-10-20 05:12:09,171 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-10-20 05:12:09,198 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-10-20 05:12:09,201 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-10-20 05:12:09,203 INFO L271 PluginConnector]: Initializing CDTParser... [2021-10-20 05:12:09,204 INFO L275 PluginConnector]: CDTParser initialized [2021-10-20 05:12:09,205 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9c749bb6-9f35-45da-a700-568e2e1207ef/bin/utaipan-tZwUujhuQw/../../sv-benchmarks/c/ldv-memsafety-bitfields/test-bitfields-3-1.i [2021-10-20 05:12:09,285 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9c749bb6-9f35-45da-a700-568e2e1207ef/bin/utaipan-tZwUujhuQw/data/3212d1d75/35ee2caf1bfd448cbdcc4bf7ca85e309/FLAGa4e7652ad [2021-10-20 05:12:09,804 INFO L306 CDTParser]: Found 1 translation units. [2021-10-20 05:12:09,805 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9c749bb6-9f35-45da-a700-568e2e1207ef/sv-benchmarks/c/ldv-memsafety-bitfields/test-bitfields-3-1.i [2021-10-20 05:12:09,813 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9c749bb6-9f35-45da-a700-568e2e1207ef/bin/utaipan-tZwUujhuQw/data/3212d1d75/35ee2caf1bfd448cbdcc4bf7ca85e309/FLAGa4e7652ad [2021-10-20 05:12:10,173 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9c749bb6-9f35-45da-a700-568e2e1207ef/bin/utaipan-tZwUujhuQw/data/3212d1d75/35ee2caf1bfd448cbdcc4bf7ca85e309 [2021-10-20 05:12:10,176 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-10-20 05:12:10,177 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-10-20 05:12:10,179 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-10-20 05:12:10,180 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-10-20 05:12:10,184 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-10-20 05:12:10,185 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.10 05:12:10" (1/1) ... [2021-10-20 05:12:10,186 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@49b172c6 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.10 05:12:10, skipping insertion in model container [2021-10-20 05:12:10,187 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.10 05:12:10" (1/1) ... [2021-10-20 05:12:10,195 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-10-20 05:12:10,212 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-10-20 05:12:10,391 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:1395) 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:712) 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:1576) 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:1052) 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:1430) 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:3218) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:2299) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:580) 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) [2021-10-20 05:12:10,411 INFO L168 Benchmark]: Toolchain (without parser) took 231.57 ms. Allocated memory is still 115.3 MB. Free memory was 84.4 MB in the beginning and 92.5 MB in the end (delta: -8.1 MB). Peak memory consumption was 10.5 MB. Max. memory is 16.1 GB. [2021-10-20 05:12:10,412 INFO L168 Benchmark]: CDTParser took 0.32 ms. Allocated memory is still 115.3 MB. Free memory was 70.5 MB in the beginning and 70.4 MB in the end (delta: 56.6 kB). There was no memory consumed. Max. memory is 16.1 GB. [2021-10-20 05:12:10,413 INFO L168 Benchmark]: CACSL2BoogieTranslator took 228.70 ms. Allocated memory is still 115.3 MB. Free memory was 84.2 MB in the beginning and 92.5 MB in the end (delta: -8.4 MB). Peak memory consumption was 8.4 MB. Max. memory is 16.1 GB. [2021-10-20 05:12:10,416 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.32 ms. Allocated memory is still 115.3 MB. Free memory was 70.5 MB in the beginning and 70.4 MB in the end (delta: 56.6 kB). There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 228.70 ms. Allocated memory is still 115.3 MB. Free memory was 84.2 MB in the beginning and 92.5 MB in the end (delta: -8.4 MB). Peak memory consumption was 8.4 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 0.2.1-dev-e943c26 [2021-10-20 05:12:13,357 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-10-20 05:12:13,361 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-10-20 05:12:13,423 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-10-20 05:12:13,424 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-10-20 05:12:13,429 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-10-20 05:12:13,432 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-10-20 05:12:13,437 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-10-20 05:12:13,441 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-10-20 05:12:13,450 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-10-20 05:12:13,452 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-10-20 05:12:13,455 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-10-20 05:12:13,456 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-10-20 05:12:13,459 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-10-20 05:12:13,462 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-10-20 05:12:13,467 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-10-20 05:12:13,469 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-10-20 05:12:13,471 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-10-20 05:12:13,474 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-10-20 05:12:13,483 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-10-20 05:12:13,486 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-10-20 05:12:13,488 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-10-20 05:12:13,492 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-10-20 05:12:13,494 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-10-20 05:12:13,505 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-10-20 05:12:13,506 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-10-20 05:12:13,507 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-10-20 05:12:13,509 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-10-20 05:12:13,510 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-10-20 05:12:13,511 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-10-20 05:12:13,512 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-10-20 05:12:13,513 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-10-20 05:12:13,515 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-10-20 05:12:13,516 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-10-20 05:12:13,517 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-10-20 05:12:13,517 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-10-20 05:12:13,518 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-10-20 05:12:13,518 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-10-20 05:12:13,518 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-10-20 05:12:13,519 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-10-20 05:12:13,520 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-10-20 05:12:13,523 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9c749bb6-9f35-45da-a700-568e2e1207ef/bin/utaipan-tZwUujhuQw/config/svcomp-DerefFreeMemtrack-32bit-Taipan_Bitvector.epf [2021-10-20 05:12:13,575 INFO L113 SettingsManager]: Loading preferences was successful [2021-10-20 05:12:13,576 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-10-20 05:12:13,577 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-10-20 05:12:13,578 INFO L138 SettingsManager]: * User list type=DISABLED [2021-10-20 05:12:13,578 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2021-10-20 05:12:13,578 INFO L138 SettingsManager]: * Explicit value domain=true [2021-10-20 05:12:13,579 INFO L138 SettingsManager]: * Octagon Domain=false [2021-10-20 05:12:13,579 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2021-10-20 05:12:13,579 INFO L138 SettingsManager]: * Interval Domain=false [2021-10-20 05:12:13,581 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-10-20 05:12:13,583 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-10-20 05:12:13,583 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-10-20 05:12:13,583 INFO L138 SettingsManager]: * sizeof long=4 [2021-10-20 05:12:13,584 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2021-10-20 05:12:13,584 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-10-20 05:12:13,584 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-10-20 05:12:13,585 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-10-20 05:12:13,585 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2021-10-20 05:12:13,585 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2021-10-20 05:12:13,585 INFO L138 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2021-10-20 05:12:13,586 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-10-20 05:12:13,586 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2021-10-20 05:12:13,586 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2021-10-20 05:12:13,587 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2021-10-20 05:12:13,587 INFO L138 SettingsManager]: * sizeof long double=12 [2021-10-20 05:12:13,587 INFO L138 SettingsManager]: * Use constant arrays=true [2021-10-20 05:12:13,587 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-10-20 05:12:13,588 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-10-20 05:12:13,588 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-10-20 05:12:13,588 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-10-20 05:12:13,589 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-10-20 05:12:13,589 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-10-20 05:12:13,590 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2021-10-20 05:12:13,590 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2021-10-20 05:12:13,590 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-10-20 05:12:13,591 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-10-20 05:12:13,591 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_worker_vcloud-master_on_vcloud-master/run_dir_9c749bb6-9f35-45da-a700-568e2e1207ef/bin/utaipan-tZwUujhuQw/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9c749bb6-9f35-45da-a700-568e2e1207ef/bin/utaipan-tZwUujhuQw Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> aa52a50db96d55b59d19995958546e1bde20387ce0b816cd9ff33848cc2087c5 [2021-10-20 05:12:14,065 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-10-20 05:12:14,108 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-10-20 05:12:14,112 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-10-20 05:12:14,113 INFO L271 PluginConnector]: Initializing CDTParser... [2021-10-20 05:12:14,114 INFO L275 PluginConnector]: CDTParser initialized [2021-10-20 05:12:14,115 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9c749bb6-9f35-45da-a700-568e2e1207ef/bin/utaipan-tZwUujhuQw/../../sv-benchmarks/c/ldv-memsafety-bitfields/test-bitfields-3-1.i [2021-10-20 05:12:14,209 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9c749bb6-9f35-45da-a700-568e2e1207ef/bin/utaipan-tZwUujhuQw/data/31e716a9d/db3087e5c7f943b682bd27c25a5d310f/FLAGb33a092d1 [2021-10-20 05:12:14,962 INFO L306 CDTParser]: Found 1 translation units. [2021-10-20 05:12:14,963 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9c749bb6-9f35-45da-a700-568e2e1207ef/sv-benchmarks/c/ldv-memsafety-bitfields/test-bitfields-3-1.i [2021-10-20 05:12:14,971 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9c749bb6-9f35-45da-a700-568e2e1207ef/bin/utaipan-tZwUujhuQw/data/31e716a9d/db3087e5c7f943b682bd27c25a5d310f/FLAGb33a092d1 [2021-10-20 05:12:15,284 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9c749bb6-9f35-45da-a700-568e2e1207ef/bin/utaipan-tZwUujhuQw/data/31e716a9d/db3087e5c7f943b682bd27c25a5d310f [2021-10-20 05:12:15,287 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-10-20 05:12:15,289 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-10-20 05:12:15,291 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-10-20 05:12:15,291 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-10-20 05:12:15,296 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-10-20 05:12:15,297 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.10 05:12:15" (1/1) ... [2021-10-20 05:12:15,298 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7358ae8d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.10 05:12:15, skipping insertion in model container [2021-10-20 05:12:15,299 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.10 05:12:15" (1/1) ... [2021-10-20 05:12:15,308 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-10-20 05:12:15,328 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-10-20 05:12:15,494 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:1395) 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:712) 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:1576) 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:1052) 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:1430) 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:3218) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:2299) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:580) 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) [2021-10-20 05:12:15,500 INFO L168 Benchmark]: Toolchain (without parser) took 209.12 ms. Allocated memory is still 67.1 MB. Free memory was 46.0 MB in the beginning and 38.4 MB in the end (delta: 7.6 MB). Peak memory consumption was 8.4 MB. Max. memory is 16.1 GB. [2021-10-20 05:12:15,502 INFO L168 Benchmark]: CDTParser took 0.34 ms. Allocated memory is still 67.1 MB. Free memory is still 47.7 MB. There was no memory consumed. Max. memory is 16.1 GB. [2021-10-20 05:12:15,503 INFO L168 Benchmark]: CACSL2BoogieTranslator took 206.38 ms. Allocated memory is still 67.1 MB. Free memory was 45.8 MB in the beginning and 38.4 MB in the end (delta: 7.4 MB). Peak memory consumption was 8.4 MB. Max. memory is 16.1 GB. [2021-10-20 05:12:15,506 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.34 ms. Allocated memory is still 67.1 MB. Free memory is still 47.7 MB. There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 206.38 ms. Allocated memory is still 67.1 MB. Free memory was 45.8 MB in the beginning and 38.4 MB in the end (delta: 7.4 MB). Peak memory consumption was 8.4 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...