./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 63182f13 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5070a8cc-b124-4c67-b7f8-eed972f01fbc/bin/utaipan-vmNK8stdcF/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5070a8cc-b124-4c67-b7f8-eed972f01fbc/bin/utaipan-vmNK8stdcF/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5070a8cc-b124-4c67-b7f8-eed972f01fbc/bin/utaipan-vmNK8stdcF/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5070a8cc-b124-4c67-b7f8-eed972f01fbc/bin/utaipan-vmNK8stdcF/config/TaipanMemDerefMemtrack.xml -i ../../sv-benchmarks/c/ldv-memsafety-bitfields/test-bitfields-3.1-1.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5070a8cc-b124-4c67-b7f8-eed972f01fbc/bin/utaipan-vmNK8stdcF/config/svcomp-DerefFreeMemtrack-32bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5070a8cc-b124-4c67-b7f8-eed972f01fbc/bin/utaipan-vmNK8stdcF --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 c8e6193201f070e4e8fd99485640ffa2e10139023e39442c320d13bfe62360e5 --- Real Ultimate output --- This is Ultimate 0.2.1-dev-63182f1 [2021-11-12 23:10:54,488 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-12 23:10:54,490 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-12 23:10:54,519 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-12 23:10:54,520 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-12 23:10:54,521 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-12 23:10:54,523 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-12 23:10:54,526 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-12 23:10:54,528 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-12 23:10:54,529 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-12 23:10:54,530 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-12 23:10:54,531 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-12 23:10:54,531 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-12 23:10:54,533 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-12 23:10:54,534 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-12 23:10:54,536 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-12 23:10:54,537 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-12 23:10:54,542 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-12 23:10:54,546 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-12 23:10:54,554 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-12 23:10:54,556 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-12 23:10:54,558 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-12 23:10:54,562 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-12 23:10:54,563 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-12 23:10:54,574 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-12 23:10:54,575 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-12 23:10:54,575 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-12 23:10:54,577 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-12 23:10:54,578 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-12 23:10:54,579 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-12 23:10:54,580 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-12 23:10:54,581 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-12 23:10:54,582 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-12 23:10:54,584 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-12 23:10:54,585 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-12 23:10:54,585 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-12 23:10:54,586 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-12 23:10:54,587 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-12 23:10:54,587 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-12 23:10:54,588 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-12 23:10:54,588 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-12 23:10:54,590 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5070a8cc-b124-4c67-b7f8-eed972f01fbc/bin/utaipan-vmNK8stdcF/config/svcomp-DerefFreeMemtrack-32bit-Taipan_Default.epf [2021-11-12 23:10:54,634 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-12 23:10:54,634 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-12 23:10:54,635 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-12 23:10:54,635 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2021-11-12 23:10:54,636 INFO L138 SettingsManager]: * User list type=DISABLED [2021-11-12 23:10:54,636 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2021-11-12 23:10:54,636 INFO L138 SettingsManager]: * Explicit value domain=true [2021-11-12 23:10:54,636 INFO L138 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2021-11-12 23:10:54,637 INFO L138 SettingsManager]: * Octagon Domain=false [2021-11-12 23:10:54,637 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2021-11-12 23:10:54,638 INFO L138 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2021-11-12 23:10:54,638 INFO L138 SettingsManager]: * Use the RCFG-of-the-future interface=true [2021-11-12 23:10:54,638 INFO L138 SettingsManager]: * Interval Domain=false [2021-11-12 23:10:54,639 INFO L136 SettingsManager]: Preferences of Sifa differ from their defaults: [2021-11-12 23:10:54,639 INFO L138 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2021-11-12 23:10:54,639 INFO L138 SettingsManager]: * Simplification Technique=SIMPLIFY_QUICK [2021-11-12 23:10:54,640 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-12 23:10:54,641 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-12 23:10:54,641 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-12 23:10:54,641 INFO L138 SettingsManager]: * sizeof long=4 [2021-11-12 23:10:54,641 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2021-11-12 23:10:54,642 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-11-12 23:10:54,642 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-11-12 23:10:54,642 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-12 23:10:54,642 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2021-11-12 23:10:54,642 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2021-11-12 23:10:54,644 INFO L138 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2021-11-12 23:10:54,644 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-12 23:10:54,644 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2021-11-12 23:10:54,645 INFO L138 SettingsManager]: * sizeof long double=12 [2021-11-12 23:10:54,645 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-12 23:10:54,645 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-12 23:10:54,645 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-11-12 23:10:54,646 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-11-12 23:10:54,646 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-12 23:10:54,646 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-12 23:10:54,646 INFO L138 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2021-11-12 23:10:54,647 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-11-12 23:10:54,647 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-11-12 23:10:54,647 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-11-12 23:10:54,647 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_5070a8cc-b124-4c67-b7f8-eed972f01fbc/bin/utaipan-vmNK8stdcF/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5070a8cc-b124-4c67-b7f8-eed972f01fbc/bin/utaipan-vmNK8stdcF Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> c8e6193201f070e4e8fd99485640ffa2e10139023e39442c320d13bfe62360e5 [2021-11-12 23:10:54,976 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-12 23:10:55,001 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-12 23:10:55,005 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-12 23:10:55,006 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-12 23:10:55,007 INFO L275 PluginConnector]: CDTParser initialized [2021-11-12 23:10:55,009 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5070a8cc-b124-4c67-b7f8-eed972f01fbc/bin/utaipan-vmNK8stdcF/../../sv-benchmarks/c/ldv-memsafety-bitfields/test-bitfields-3.1-1.i [2021-11-12 23:10:55,089 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5070a8cc-b124-4c67-b7f8-eed972f01fbc/bin/utaipan-vmNK8stdcF/data/f09910565/69be858dc98444c6b487a7739e8059c8/FLAGeef895888 [2021-11-12 23:10:55,569 INFO L306 CDTParser]: Found 1 translation units. [2021-11-12 23:10:55,570 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5070a8cc-b124-4c67-b7f8-eed972f01fbc/sv-benchmarks/c/ldv-memsafety-bitfields/test-bitfields-3.1-1.i [2021-11-12 23:10:55,588 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5070a8cc-b124-4c67-b7f8-eed972f01fbc/bin/utaipan-vmNK8stdcF/data/f09910565/69be858dc98444c6b487a7739e8059c8/FLAGeef895888 [2021-11-12 23:10:55,917 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5070a8cc-b124-4c67-b7f8-eed972f01fbc/bin/utaipan-vmNK8stdcF/data/f09910565/69be858dc98444c6b487a7739e8059c8 [2021-11-12 23:10:55,920 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-12 23:10:55,921 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-12 23:10:55,923 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-12 23:10:55,924 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-12 23:10:55,927 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-12 23:10:55,928 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 12.11 11:10:55" (1/1) ... [2021-11-12 23:10:55,929 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4040aa44 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 11:10:55, skipping insertion in model container [2021-11-12 23:10:55,929 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 12.11 11:10:55" (1/1) ... [2021-11-12 23:10:55,942 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-12 23:10:55,956 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-12 23:10:56,138 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:140) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:1417) 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:728) 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:1598) 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:1068) 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:1452) 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:3254) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:2328) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:594) 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) [2021-11-12 23:10:56,143 INFO L158 Benchmark]: Toolchain (without parser) took 220.28ms. Allocated memory is still 88.1MB. Free memory was 47.7MB in the beginning and 66.1MB in the end (delta: -18.4MB). Peak memory consumption was 6.1MB. Max. memory is 16.1GB. [2021-11-12 23:10:56,144 INFO L158 Benchmark]: CDTParser took 0.35ms. Allocated memory is still 88.1MB. Free memory was 64.1MB in the beginning and 64.0MB in the end (delta: 49.1kB). There was no memory consumed. Max. memory is 16.1GB. [2021-11-12 23:10:56,145 INFO L158 Benchmark]: CACSL2BoogieTranslator took 217.75ms. Allocated memory is still 88.1MB. Free memory was 47.5MB in the beginning and 66.1MB in the end (delta: -18.6MB). Peak memory consumption was 6.1MB. Max. memory is 16.1GB. [2021-11-12 23:10:56,148 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.35ms. Allocated memory is still 88.1MB. Free memory was 64.1MB in the beginning and 64.0MB in the end (delta: 49.1kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 217.75ms. Allocated memory is still 88.1MB. Free memory was 47.5MB in the beginning and 66.1MB in the end (delta: -18.6MB). Peak memory consumption was 6.1MB. Max. memory is 16.1GB. * 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:140) RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request... --- End real Ultimate output --- Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis ### Bit-precise run ### Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5070a8cc-b124-4c67-b7f8-eed972f01fbc/bin/utaipan-vmNK8stdcF/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5070a8cc-b124-4c67-b7f8-eed972f01fbc/bin/utaipan-vmNK8stdcF/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5070a8cc-b124-4c67-b7f8-eed972f01fbc/bin/utaipan-vmNK8stdcF/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5070a8cc-b124-4c67-b7f8-eed972f01fbc/bin/utaipan-vmNK8stdcF/config/TaipanMemDerefMemtrack.xml -i ../../sv-benchmarks/c/ldv-memsafety-bitfields/test-bitfields-3.1-1.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5070a8cc-b124-4c67-b7f8-eed972f01fbc/bin/utaipan-vmNK8stdcF/config/svcomp-DerefFreeMemtrack-32bit-Taipan_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5070a8cc-b124-4c67-b7f8-eed972f01fbc/bin/utaipan-vmNK8stdcF --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 c8e6193201f070e4e8fd99485640ffa2e10139023e39442c320d13bfe62360e5 --- Real Ultimate output --- This is Ultimate 0.2.1-dev-63182f1 [2021-11-12 23:10:58,467 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-12 23:10:58,470 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-12 23:10:58,527 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-12 23:10:58,527 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-12 23:10:58,532 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-12 23:10:58,534 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-12 23:10:58,539 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-12 23:10:58,542 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-12 23:10:58,550 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-12 23:10:58,551 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-12 23:10:58,553 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-12 23:10:58,553 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-12 23:10:58,556 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-12 23:10:58,558 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-12 23:10:58,562 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-12 23:10:58,564 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-12 23:10:58,565 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-12 23:10:58,567 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-12 23:10:58,573 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-12 23:10:58,579 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-12 23:10:58,581 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-12 23:10:58,584 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-12 23:10:58,586 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-12 23:10:58,597 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-12 23:10:58,598 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-12 23:10:58,598 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-12 23:10:58,600 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-12 23:10:58,601 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-12 23:10:58,602 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-12 23:10:58,602 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-12 23:10:58,603 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-12 23:10:58,605 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-12 23:10:58,606 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-12 23:10:58,608 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-12 23:10:58,608 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-12 23:10:58,609 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-12 23:10:58,609 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-12 23:10:58,609 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-12 23:10:58,612 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-12 23:10:58,613 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-12 23:10:58,616 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5070a8cc-b124-4c67-b7f8-eed972f01fbc/bin/utaipan-vmNK8stdcF/config/svcomp-DerefFreeMemtrack-32bit-Taipan_Bitvector.epf [2021-11-12 23:10:58,657 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-12 23:10:58,657 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-12 23:10:58,659 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-12 23:10:58,659 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2021-11-12 23:10:58,659 INFO L138 SettingsManager]: * User list type=DISABLED [2021-11-12 23:10:58,659 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2021-11-12 23:10:58,659 INFO L138 SettingsManager]: * Explicit value domain=true [2021-11-12 23:10:58,660 INFO L138 SettingsManager]: * Octagon Domain=false [2021-11-12 23:10:58,660 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2021-11-12 23:10:58,660 INFO L138 SettingsManager]: * Interval Domain=false [2021-11-12 23:10:58,662 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-12 23:10:58,662 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-12 23:10:58,662 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-12 23:10:58,663 INFO L138 SettingsManager]: * sizeof long=4 [2021-11-12 23:10:58,663 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2021-11-12 23:10:58,663 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-11-12 23:10:58,663 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-11-12 23:10:58,663 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-12 23:10:58,664 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2021-11-12 23:10:58,664 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2021-11-12 23:10:58,664 INFO L138 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2021-11-12 23:10:58,664 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-12 23:10:58,664 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2021-11-12 23:10:58,664 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2021-11-12 23:10:58,665 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2021-11-12 23:10:58,665 INFO L138 SettingsManager]: * sizeof long double=12 [2021-11-12 23:10:58,665 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-12 23:10:58,665 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-12 23:10:58,665 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-11-12 23:10:58,666 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-11-12 23:10:58,666 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-11-12 23:10:58,666 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-12 23:10:58,667 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-12 23:10:58,667 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2021-11-12 23:10:58,667 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2021-11-12 23:10:58,667 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-11-12 23:10:58,667 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-11-12 23:10:58,668 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_5070a8cc-b124-4c67-b7f8-eed972f01fbc/bin/utaipan-vmNK8stdcF/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5070a8cc-b124-4c67-b7f8-eed972f01fbc/bin/utaipan-vmNK8stdcF Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> c8e6193201f070e4e8fd99485640ffa2e10139023e39442c320d13bfe62360e5 [2021-11-12 23:10:59,040 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-12 23:10:59,065 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-12 23:10:59,068 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-12 23:10:59,070 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-12 23:10:59,070 INFO L275 PluginConnector]: CDTParser initialized [2021-11-12 23:10:59,072 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5070a8cc-b124-4c67-b7f8-eed972f01fbc/bin/utaipan-vmNK8stdcF/../../sv-benchmarks/c/ldv-memsafety-bitfields/test-bitfields-3.1-1.i [2021-11-12 23:10:59,147 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5070a8cc-b124-4c67-b7f8-eed972f01fbc/bin/utaipan-vmNK8stdcF/data/142195f82/49a439beb34b45339b4031ef6a102087/FLAG1197088b5 [2021-11-12 23:10:59,683 INFO L306 CDTParser]: Found 1 translation units. [2021-11-12 23:10:59,684 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5070a8cc-b124-4c67-b7f8-eed972f01fbc/sv-benchmarks/c/ldv-memsafety-bitfields/test-bitfields-3.1-1.i [2021-11-12 23:10:59,691 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5070a8cc-b124-4c67-b7f8-eed972f01fbc/bin/utaipan-vmNK8stdcF/data/142195f82/49a439beb34b45339b4031ef6a102087/FLAG1197088b5 [2021-11-12 23:11:00,062 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5070a8cc-b124-4c67-b7f8-eed972f01fbc/bin/utaipan-vmNK8stdcF/data/142195f82/49a439beb34b45339b4031ef6a102087 [2021-11-12 23:11:00,064 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-12 23:11:00,066 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-12 23:11:00,067 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-12 23:11:00,067 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-12 23:11:00,073 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-12 23:11:00,073 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 12.11 11:11:00" (1/1) ... [2021-11-12 23:11:00,076 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6e7ea4e3 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 11:11:00, skipping insertion in model container [2021-11-12 23:11:00,076 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 12.11 11:11:00" (1/1) ... [2021-11-12 23:11:00,084 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-12 23:11:00,100 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-12 23:11:00,228 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:140) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:1417) 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:728) 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:1598) 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:1068) 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:1452) 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:3254) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:2328) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:594) 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) [2021-11-12 23:11:00,244 INFO L158 Benchmark]: Toolchain (without parser) took 172.52ms. Allocated memory is still 60.8MB. Free memory was 40.4MB in the beginning and 45.3MB in the end (delta: -4.9MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. [2021-11-12 23:11:00,245 INFO L158 Benchmark]: CDTParser took 0.24ms. Allocated memory is still 60.8MB. Free memory is still 42.1MB. There was no memory consumed. Max. memory is 16.1GB. [2021-11-12 23:11:00,247 INFO L158 Benchmark]: CACSL2BoogieTranslator took 170.53ms. Allocated memory is still 60.8MB. Free memory was 40.1MB in the beginning and 45.3MB in the end (delta: -5.2MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. [2021-11-12 23:11:00,251 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.24ms. Allocated memory is still 60.8MB. Free memory is still 42.1MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 170.53ms. Allocated memory is still 60.8MB. Free memory was 40.1MB in the beginning and 45.3MB in the end (delta: -5.2MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. * 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:140) RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: ERROR: ExceptionOrErrorResult: UnsupportedOperationException: Bitfield reference