./Ultimate.py --spec ../../sv-benchmarks/c/properties/valid-memsafety.prp --file ../../sv-benchmarks/c/ldv-memsafety-bitfields/test-bitfields-2-1.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for memory safety (deref-memtrack) Using default analysis Version 57096758 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_75f8d59b-5845-45c5-8fd4-cea3412bc297/bin/utaipan-mTDlp9Zugs/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_75f8d59b-5845-45c5-8fd4-cea3412bc297/bin/utaipan-mTDlp9Zugs/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_75f8d59b-5845-45c5-8fd4-cea3412bc297/bin/utaipan-mTDlp9Zugs/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_75f8d59b-5845-45c5-8fd4-cea3412bc297/bin/utaipan-mTDlp9Zugs/config/TaipanMemDerefMemtrack.xml -i ../../sv-benchmarks/c/ldv-memsafety-bitfields/test-bitfields-2-1.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_75f8d59b-5845-45c5-8fd4-cea3412bc297/bin/utaipan-mTDlp9Zugs/config/svcomp-DerefFreeMemtrack-32bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_75f8d59b-5845-45c5-8fd4-cea3412bc297/bin/utaipan-mTDlp9Zugs --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 66e1042615f511fcaa48dce318c76d3ddaccb97e ........................................................................................................................................................................ 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_75f8d59b-5845-45c5-8fd4-cea3412bc297/bin/utaipan-mTDlp9Zugs/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_75f8d59b-5845-45c5-8fd4-cea3412bc297/bin/utaipan-mTDlp9Zugs/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_75f8d59b-5845-45c5-8fd4-cea3412bc297/bin/utaipan-mTDlp9Zugs/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_75f8d59b-5845-45c5-8fd4-cea3412bc297/bin/utaipan-mTDlp9Zugs/config/TaipanMemDerefMemtrack.xml -i ../../sv-benchmarks/c/ldv-memsafety-bitfields/test-bitfields-2-1.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_75f8d59b-5845-45c5-8fd4-cea3412bc297/bin/utaipan-mTDlp9Zugs/config/svcomp-DerefFreeMemtrack-32bit-Taipan_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_75f8d59b-5845-45c5-8fd4-cea3412bc297/bin/utaipan-mTDlp9Zugs --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 66e1042615f511fcaa48dce318c76d3ddaccb97e ..................................................................................................................................................................... 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-5709675 [2021-10-16 02:10:48,484 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-10-16 02:10:48,486 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-10-16 02:10:48,543 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-10-16 02:10:48,544 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-10-16 02:10:48,546 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-10-16 02:10:48,549 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-10-16 02:10:48,552 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-10-16 02:10:48,554 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-10-16 02:10:48,556 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-10-16 02:10:48,558 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-10-16 02:10:48,560 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-10-16 02:10:48,561 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-10-16 02:10:48,562 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-10-16 02:10:48,565 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-10-16 02:10:48,567 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-10-16 02:10:48,568 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-10-16 02:10:48,570 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-10-16 02:10:48,573 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-10-16 02:10:48,576 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-10-16 02:10:48,579 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-10-16 02:10:48,581 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-10-16 02:10:48,583 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-10-16 02:10:48,588 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-10-16 02:10:48,598 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-10-16 02:10:48,599 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-10-16 02:10:48,599 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-10-16 02:10:48,601 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-10-16 02:10:48,601 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-10-16 02:10:48,603 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-10-16 02:10:48,604 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-10-16 02:10:48,605 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-10-16 02:10:48,606 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-10-16 02:10:48,611 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-10-16 02:10:48,614 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-10-16 02:10:48,615 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-10-16 02:10:48,616 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-10-16 02:10:48,616 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-10-16 02:10:48,617 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-10-16 02:10:48,618 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-10-16 02:10:48,619 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-10-16 02:10:48,620 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_75f8d59b-5845-45c5-8fd4-cea3412bc297/bin/utaipan-mTDlp9Zugs/config/svcomp-DerefFreeMemtrack-32bit-Taipan_Default.epf [2021-10-16 02:10:48,675 INFO L113 SettingsManager]: Loading preferences was successful [2021-10-16 02:10:48,676 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-10-16 02:10:48,678 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-10-16 02:10:48,678 INFO L138 SettingsManager]: * User list type=DISABLED [2021-10-16 02:10:48,678 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2021-10-16 02:10:48,680 INFO L138 SettingsManager]: * Explicit value domain=true [2021-10-16 02:10:48,680 INFO L138 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2021-10-16 02:10:48,680 INFO L138 SettingsManager]: * Octagon Domain=false [2021-10-16 02:10:48,681 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2021-10-16 02:10:48,681 INFO L138 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2021-10-16 02:10:48,681 INFO L138 SettingsManager]: * Use the RCFG-of-the-future interface=true [2021-10-16 02:10:48,681 INFO L138 SettingsManager]: * Interval Domain=false [2021-10-16 02:10:48,684 INFO L136 SettingsManager]: Preferences of Sifa differ from their defaults: [2021-10-16 02:10:48,685 INFO L138 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2021-10-16 02:10:48,685 INFO L138 SettingsManager]: * Simplification Technique=SIMPLIFY_QUICK [2021-10-16 02:10:48,688 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-10-16 02:10:48,688 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-10-16 02:10:48,688 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-10-16 02:10:48,689 INFO L138 SettingsManager]: * sizeof long=4 [2021-10-16 02:10:48,689 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2021-10-16 02:10:48,689 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-10-16 02:10:48,690 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-10-16 02:10:48,690 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-10-16 02:10:48,690 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2021-10-16 02:10:48,691 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2021-10-16 02:10:48,691 INFO L138 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2021-10-16 02:10:48,694 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-10-16 02:10:48,694 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2021-10-16 02:10:48,695 INFO L138 SettingsManager]: * sizeof long double=12 [2021-10-16 02:10:48,696 INFO L138 SettingsManager]: * Use constant arrays=true [2021-10-16 02:10:48,696 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-10-16 02:10:48,697 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-10-16 02:10:48,697 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-10-16 02:10:48,698 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-10-16 02:10:48,698 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-10-16 02:10:48,698 INFO L138 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2021-10-16 02:10:48,699 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-10-16 02:10:48,699 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-10-16 02:10:48,699 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-10-16 02:10:48,699 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_75f8d59b-5845-45c5-8fd4-cea3412bc297/bin/utaipan-mTDlp9Zugs/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_75f8d59b-5845-45c5-8fd4-cea3412bc297/bin/utaipan-mTDlp9Zugs Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 66e1042615f511fcaa48dce318c76d3ddaccb97e [2021-10-16 02:10:49,084 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-10-16 02:10:49,118 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-10-16 02:10:49,121 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-10-16 02:10:49,122 INFO L271 PluginConnector]: Initializing CDTParser... [2021-10-16 02:10:49,123 INFO L275 PluginConnector]: CDTParser initialized [2021-10-16 02:10:49,124 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_75f8d59b-5845-45c5-8fd4-cea3412bc297/bin/utaipan-mTDlp9Zugs/../../sv-benchmarks/c/ldv-memsafety-bitfields/test-bitfields-2-1.i [2021-10-16 02:10:49,207 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_75f8d59b-5845-45c5-8fd4-cea3412bc297/bin/utaipan-mTDlp9Zugs/data/8773af10b/5027e02c50d74123bb8d0a28342a3204/FLAG5abdfcc0d [2021-10-16 02:10:49,766 INFO L306 CDTParser]: Found 1 translation units. [2021-10-16 02:10:49,770 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_75f8d59b-5845-45c5-8fd4-cea3412bc297/sv-benchmarks/c/ldv-memsafety-bitfields/test-bitfields-2-1.i [2021-10-16 02:10:49,788 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_75f8d59b-5845-45c5-8fd4-cea3412bc297/bin/utaipan-mTDlp9Zugs/data/8773af10b/5027e02c50d74123bb8d0a28342a3204/FLAG5abdfcc0d [2021-10-16 02:10:50,082 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_75f8d59b-5845-45c5-8fd4-cea3412bc297/bin/utaipan-mTDlp9Zugs/data/8773af10b/5027e02c50d74123bb8d0a28342a3204 [2021-10-16 02:10:50,085 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-10-16 02:10:50,086 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-10-16 02:10:50,088 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-10-16 02:10:50,088 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-10-16 02:10:50,092 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-10-16 02:10:50,093 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 16.10 02:10:50" (1/1) ... [2021-10-16 02:10:50,094 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@362487b4 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.10 02:10:50, skipping insertion in model container [2021-10-16 02:10:50,095 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 16.10 02:10:50" (1/1) ... [2021-10-16 02:10:50,104 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-10-16 02:10:50,120 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-10-16 02:10:50,352 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) [2021-10-16 02:10:50,358 INFO L168 Benchmark]: Toolchain (without parser) took 269.80 ms. Allocated memory was 86.0 MB in the beginning and 104.9 MB in the end (delta: 18.9 MB). Free memory was 48.3 MB in the beginning and 83.2 MB in the end (delta: -34.9 MB). Peak memory consumption was 7.9 MB. Max. memory is 16.1 GB. [2021-10-16 02:10:50,359 INFO L168 Benchmark]: CDTParser took 0.28 ms. Allocated memory is still 86.0 MB. Free memory is still 64.5 MB. There was no memory consumed. Max. memory is 16.1 GB. [2021-10-16 02:10:50,361 INFO L168 Benchmark]: CACSL2BoogieTranslator took 267.10 ms. Allocated memory was 86.0 MB in the beginning and 104.9 MB in the end (delta: 18.9 MB). Free memory was 48.1 MB in the beginning and 83.2 MB in the end (delta: -35.1 MB). Peak memory consumption was 7.9 MB. Max. memory is 16.1 GB. [2021-10-16 02:10:50,369 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.28 ms. Allocated memory is still 86.0 MB. Free memory is still 64.5 MB. There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 267.10 ms. Allocated memory was 86.0 MB in the beginning and 104.9 MB in the end (delta: 18.9 MB). Free memory was 48.1 MB in the beginning and 83.2 MB in the end (delta: -35.1 MB). Peak memory consumption was 7.9 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-5709675 [2021-10-16 02:10:53,033 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-10-16 02:10:53,035 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-10-16 02:10:53,071 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-10-16 02:10:53,072 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-10-16 02:10:53,073 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-10-16 02:10:53,076 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-10-16 02:10:53,078 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-10-16 02:10:53,081 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-10-16 02:10:53,083 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-10-16 02:10:53,084 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-10-16 02:10:53,086 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-10-16 02:10:53,087 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-10-16 02:10:53,088 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-10-16 02:10:53,091 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-10-16 02:10:53,092 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-10-16 02:10:53,094 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-10-16 02:10:53,095 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-10-16 02:10:53,098 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-10-16 02:10:53,101 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-10-16 02:10:53,103 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-10-16 02:10:53,105 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-10-16 02:10:53,107 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-10-16 02:10:53,108 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-10-16 02:10:53,113 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-10-16 02:10:53,113 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-10-16 02:10:53,114 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-10-16 02:10:53,115 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-10-16 02:10:53,116 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-10-16 02:10:53,118 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-10-16 02:10:53,118 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-10-16 02:10:53,119 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-10-16 02:10:53,121 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-10-16 02:10:53,122 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-10-16 02:10:53,130 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-10-16 02:10:53,131 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-10-16 02:10:53,132 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-10-16 02:10:53,132 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-10-16 02:10:53,133 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-10-16 02:10:53,134 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-10-16 02:10:53,135 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-10-16 02:10:53,136 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_75f8d59b-5845-45c5-8fd4-cea3412bc297/bin/utaipan-mTDlp9Zugs/config/svcomp-DerefFreeMemtrack-32bit-Taipan_Bitvector.epf [2021-10-16 02:10:53,168 INFO L113 SettingsManager]: Loading preferences was successful [2021-10-16 02:10:53,177 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-10-16 02:10:53,178 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-10-16 02:10:53,179 INFO L138 SettingsManager]: * User list type=DISABLED [2021-10-16 02:10:53,179 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2021-10-16 02:10:53,180 INFO L138 SettingsManager]: * Explicit value domain=true [2021-10-16 02:10:53,180 INFO L138 SettingsManager]: * Octagon Domain=false [2021-10-16 02:10:53,180 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2021-10-16 02:10:53,180 INFO L138 SettingsManager]: * Interval Domain=false [2021-10-16 02:10:53,181 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-10-16 02:10:53,183 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-10-16 02:10:53,184 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-10-16 02:10:53,184 INFO L138 SettingsManager]: * sizeof long=4 [2021-10-16 02:10:53,184 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2021-10-16 02:10:53,185 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-10-16 02:10:53,185 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-10-16 02:10:53,185 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-10-16 02:10:53,185 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2021-10-16 02:10:53,186 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2021-10-16 02:10:53,186 INFO L138 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2021-10-16 02:10:53,186 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-10-16 02:10:53,186 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2021-10-16 02:10:53,187 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2021-10-16 02:10:53,187 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2021-10-16 02:10:53,187 INFO L138 SettingsManager]: * sizeof long double=12 [2021-10-16 02:10:53,187 INFO L138 SettingsManager]: * Use constant arrays=true [2021-10-16 02:10:53,188 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-10-16 02:10:53,188 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-10-16 02:10:53,188 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-10-16 02:10:53,188 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-10-16 02:10:53,189 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-10-16 02:10:53,189 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-10-16 02:10:53,189 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2021-10-16 02:10:53,190 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2021-10-16 02:10:53,190 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-10-16 02:10:53,190 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-10-16 02:10:53,190 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_75f8d59b-5845-45c5-8fd4-cea3412bc297/bin/utaipan-mTDlp9Zugs/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_75f8d59b-5845-45c5-8fd4-cea3412bc297/bin/utaipan-mTDlp9Zugs Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 66e1042615f511fcaa48dce318c76d3ddaccb97e [2021-10-16 02:10:53,658 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-10-16 02:10:53,693 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-10-16 02:10:53,697 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-10-16 02:10:53,698 INFO L271 PluginConnector]: Initializing CDTParser... [2021-10-16 02:10:53,699 INFO L275 PluginConnector]: CDTParser initialized [2021-10-16 02:10:53,701 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_75f8d59b-5845-45c5-8fd4-cea3412bc297/bin/utaipan-mTDlp9Zugs/../../sv-benchmarks/c/ldv-memsafety-bitfields/test-bitfields-2-1.i [2021-10-16 02:10:53,807 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_75f8d59b-5845-45c5-8fd4-cea3412bc297/bin/utaipan-mTDlp9Zugs/data/e973a83ef/f2a0540e86774b6b92d58b7e86455149/FLAG121a3ae39 [2021-10-16 02:10:54,476 INFO L306 CDTParser]: Found 1 translation units. [2021-10-16 02:10:54,478 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_75f8d59b-5845-45c5-8fd4-cea3412bc297/sv-benchmarks/c/ldv-memsafety-bitfields/test-bitfields-2-1.i [2021-10-16 02:10:54,486 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_75f8d59b-5845-45c5-8fd4-cea3412bc297/bin/utaipan-mTDlp9Zugs/data/e973a83ef/f2a0540e86774b6b92d58b7e86455149/FLAG121a3ae39 [2021-10-16 02:10:54,820 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_75f8d59b-5845-45c5-8fd4-cea3412bc297/bin/utaipan-mTDlp9Zugs/data/e973a83ef/f2a0540e86774b6b92d58b7e86455149 [2021-10-16 02:10:54,824 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-10-16 02:10:54,826 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-10-16 02:10:54,828 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-10-16 02:10:54,828 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-10-16 02:10:54,832 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-10-16 02:10:54,834 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 16.10 02:10:54" (1/1) ... [2021-10-16 02:10:54,835 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5b4f5091 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.10 02:10:54, skipping insertion in model container [2021-10-16 02:10:54,836 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 16.10 02:10:54" (1/1) ... [2021-10-16 02:10:54,845 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-10-16 02:10:54,861 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-10-16 02:10:55,010 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) [2021-10-16 02:10:55,016 INFO L168 Benchmark]: Toolchain (without parser) took 188.99 ms. Allocated memory is still 56.6 MB. Free memory was 34.4 MB in the beginning and 26.9 MB in the end (delta: 7.5 MB). Peak memory consumption was 10.5 MB. Max. memory is 16.1 GB. [2021-10-16 02:10:55,018 INFO L168 Benchmark]: CDTParser took 0.30 ms. Allocated memory is still 56.6 MB. Free memory was 36.8 MB in the beginning and 36.8 MB in the end (delta: 42.7 kB). There was no memory consumed. Max. memory is 16.1 GB. [2021-10-16 02:10:55,019 INFO L168 Benchmark]: CACSL2BoogieTranslator took 186.02 ms. Allocated memory is still 56.6 MB. Free memory was 34.2 MB in the beginning and 26.9 MB in the end (delta: 7.3 MB). Peak memory consumption was 10.5 MB. Max. memory is 16.1 GB. [2021-10-16 02:10:55,022 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.30 ms. Allocated memory is still 56.6 MB. Free memory was 36.8 MB in the beginning and 36.8 MB in the end (delta: 42.7 kB). There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 186.02 ms. Allocated memory is still 56.6 MB. Free memory was 34.2 MB in the beginning and 26.9 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...