./Ultimate.py --spec ../../sv-benchmarks/c/properties/valid-memsafety.prp --file ../../sv-benchmarks/c/ldv-memsafety-bitfields/test-bitfields-3-2.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for memory safety (deref-memtrack) Using default analysis Version 4e77c044 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b3ff86b6-3490-422b-a47e-102b4adf9f00/bin/utaipan-q2qaUkNPG8/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b3ff86b6-3490-422b-a47e-102b4adf9f00/bin/utaipan-q2qaUkNPG8/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b3ff86b6-3490-422b-a47e-102b4adf9f00/bin/utaipan-q2qaUkNPG8/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b3ff86b6-3490-422b-a47e-102b4adf9f00/bin/utaipan-q2qaUkNPG8/config/TaipanMemDerefMemtrack.xml -i ../../sv-benchmarks/c/ldv-memsafety-bitfields/test-bitfields-3-2.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b3ff86b6-3490-422b-a47e-102b4adf9f00/bin/utaipan-q2qaUkNPG8/config/svcomp-DerefFreeMemtrack-32bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b3ff86b6-3490-422b-a47e-102b4adf9f00/bin/utaipan-q2qaUkNPG8 --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 213da0c52bf19b1d01138d5c77e7cf86e18bc36b ........................................................................................................................................................................ 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_b3ff86b6-3490-422b-a47e-102b4adf9f00/bin/utaipan-q2qaUkNPG8/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b3ff86b6-3490-422b-a47e-102b4adf9f00/bin/utaipan-q2qaUkNPG8/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b3ff86b6-3490-422b-a47e-102b4adf9f00/bin/utaipan-q2qaUkNPG8/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b3ff86b6-3490-422b-a47e-102b4adf9f00/bin/utaipan-q2qaUkNPG8/config/TaipanMemDerefMemtrack.xml -i ../../sv-benchmarks/c/ldv-memsafety-bitfields/test-bitfields-3-2.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b3ff86b6-3490-422b-a47e-102b4adf9f00/bin/utaipan-q2qaUkNPG8/config/svcomp-DerefFreeMemtrack-32bit-Taipan_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b3ff86b6-3490-422b-a47e-102b4adf9f00/bin/utaipan-q2qaUkNPG8 --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 213da0c52bf19b1d01138d5c77e7cf86e18bc36b ..................................................................................................................................................................... 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-4e77c04 [2021-10-13 06:56:51,459 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-10-13 06:56:51,461 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-10-13 06:56:51,491 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-10-13 06:56:51,492 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-10-13 06:56:51,493 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-10-13 06:56:51,495 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-10-13 06:56:51,497 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-10-13 06:56:51,500 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-10-13 06:56:51,501 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-10-13 06:56:51,502 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-10-13 06:56:51,504 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-10-13 06:56:51,504 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-10-13 06:56:51,506 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-10-13 06:56:51,507 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-10-13 06:56:51,509 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-10-13 06:56:51,510 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-10-13 06:56:51,511 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-10-13 06:56:51,513 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-10-13 06:56:51,516 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-10-13 06:56:51,518 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-10-13 06:56:51,519 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-10-13 06:56:51,521 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-10-13 06:56:51,522 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-10-13 06:56:51,526 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-10-13 06:56:51,526 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-10-13 06:56:51,527 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-10-13 06:56:51,528 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-10-13 06:56:51,528 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-10-13 06:56:51,530 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-10-13 06:56:51,530 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-10-13 06:56:51,531 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-10-13 06:56:51,532 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-10-13 06:56:51,533 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-10-13 06:56:51,534 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-10-13 06:56:51,534 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-10-13 06:56:51,535 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-10-13 06:56:51,535 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-10-13 06:56:51,536 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-10-13 06:56:51,537 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-10-13 06:56:51,537 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-10-13 06:56:51,538 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b3ff86b6-3490-422b-a47e-102b4adf9f00/bin/utaipan-q2qaUkNPG8/config/svcomp-DerefFreeMemtrack-32bit-Taipan_Default.epf [2021-10-13 06:56:51,576 INFO L113 SettingsManager]: Loading preferences was successful [2021-10-13 06:56:51,576 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-10-13 06:56:51,579 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-10-13 06:56:51,580 INFO L138 SettingsManager]: * User list type=DISABLED [2021-10-13 06:56:51,580 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2021-10-13 06:56:51,580 INFO L138 SettingsManager]: * Explicit value domain=true [2021-10-13 06:56:51,580 INFO L138 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2021-10-13 06:56:51,581 INFO L138 SettingsManager]: * Octagon Domain=false [2021-10-13 06:56:51,584 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2021-10-13 06:56:51,585 INFO L138 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2021-10-13 06:56:51,585 INFO L138 SettingsManager]: * Use the RCFG-of-the-future interface=true [2021-10-13 06:56:51,585 INFO L138 SettingsManager]: * Interval Domain=false [2021-10-13 06:56:51,585 INFO L136 SettingsManager]: Preferences of Sifa differ from their defaults: [2021-10-13 06:56:51,586 INFO L138 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2021-10-13 06:56:51,586 INFO L138 SettingsManager]: * Simplification Technique=SIMPLIFY_QUICK [2021-10-13 06:56:51,587 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-10-13 06:56:51,587 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-10-13 06:56:51,587 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-10-13 06:56:51,587 INFO L138 SettingsManager]: * sizeof long=4 [2021-10-13 06:56:51,588 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2021-10-13 06:56:51,588 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-10-13 06:56:51,589 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-10-13 06:56:51,589 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-10-13 06:56:51,590 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2021-10-13 06:56:51,590 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2021-10-13 06:56:51,590 INFO L138 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2021-10-13 06:56:51,591 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-10-13 06:56:51,591 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2021-10-13 06:56:51,591 INFO L138 SettingsManager]: * sizeof long double=12 [2021-10-13 06:56:51,591 INFO L138 SettingsManager]: * Use constant arrays=true [2021-10-13 06:56:51,592 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-10-13 06:56:51,592 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-10-13 06:56:51,592 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-10-13 06:56:51,593 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-10-13 06:56:51,593 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-10-13 06:56:51,593 INFO L138 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2021-10-13 06:56:51,593 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-10-13 06:56:51,594 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-10-13 06:56:51,594 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-10-13 06:56:51,594 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_b3ff86b6-3490-422b-a47e-102b4adf9f00/bin/utaipan-q2qaUkNPG8/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b3ff86b6-3490-422b-a47e-102b4adf9f00/bin/utaipan-q2qaUkNPG8 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 213da0c52bf19b1d01138d5c77e7cf86e18bc36b [2021-10-13 06:56:51,919 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-10-13 06:56:51,947 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-10-13 06:56:51,950 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-10-13 06:56:51,951 INFO L271 PluginConnector]: Initializing CDTParser... [2021-10-13 06:56:51,952 INFO L275 PluginConnector]: CDTParser initialized [2021-10-13 06:56:51,953 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b3ff86b6-3490-422b-a47e-102b4adf9f00/bin/utaipan-q2qaUkNPG8/../../sv-benchmarks/c/ldv-memsafety-bitfields/test-bitfields-3-2.i [2021-10-13 06:56:52,024 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b3ff86b6-3490-422b-a47e-102b4adf9f00/bin/utaipan-q2qaUkNPG8/data/df15b2b12/48c3bf58094e4099b92044b0b4ad09c6/FLAGa23c1689b [2021-10-13 06:56:52,537 INFO L306 CDTParser]: Found 1 translation units. [2021-10-13 06:56:52,541 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b3ff86b6-3490-422b-a47e-102b4adf9f00/sv-benchmarks/c/ldv-memsafety-bitfields/test-bitfields-3-2.i [2021-10-13 06:56:52,554 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b3ff86b6-3490-422b-a47e-102b4adf9f00/bin/utaipan-q2qaUkNPG8/data/df15b2b12/48c3bf58094e4099b92044b0b4ad09c6/FLAGa23c1689b [2021-10-13 06:56:52,855 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b3ff86b6-3490-422b-a47e-102b4adf9f00/bin/utaipan-q2qaUkNPG8/data/df15b2b12/48c3bf58094e4099b92044b0b4ad09c6 [2021-10-13 06:56:52,860 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-10-13 06:56:52,861 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-10-13 06:56:52,863 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-10-13 06:56:52,863 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-10-13 06:56:52,866 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-10-13 06:56:52,867 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.10 06:56:52" (1/1) ... [2021-10-13 06:56:52,868 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@30f4657f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 06:56:52, skipping insertion in model container [2021-10-13 06:56:52,869 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.10 06:56:52" (1/1) ... [2021-10-13 06:56:52,876 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-10-13 06:56:52,891 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-10-13 06:56:53,075 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) [2021-10-13 06:56:53,082 INFO L168 Benchmark]: Toolchain (without parser) took 219.08 ms. Allocated memory is still 88.1 MB. Free memory was 64.3 MB in the beginning and 65.5 MB in the end (delta: -1.2 MB). Peak memory consumption was 10.5 MB. Max. memory is 16.1 GB. [2021-10-13 06:56:53,083 INFO L168 Benchmark]: CDTParser took 0.29 ms. Allocated memory is still 88.1 MB. Free memory was 61.8 MB in the beginning and 61.7 MB in the end (delta: 44.8 kB). There was no memory consumed. Max. memory is 16.1 GB. [2021-10-13 06:56:53,084 INFO L168 Benchmark]: CACSL2BoogieTranslator took 216.73 ms. Allocated memory is still 88.1 MB. Free memory was 64.1 MB in the beginning and 65.5 MB in the end (delta: -1.4 MB). Peak memory consumption was 8.4 MB. Max. memory is 16.1 GB. [2021-10-13 06:56:53,086 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.29 ms. Allocated memory is still 88.1 MB. Free memory was 61.8 MB in the beginning and 61.7 MB in the end (delta: 44.8 kB). There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 216.73 ms. Allocated memory is still 88.1 MB. Free memory was 64.1 MB in the beginning and 65.5 MB in the end (delta: -1.4 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-4e77c04 [2021-10-13 06:56:55,374 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-10-13 06:56:55,384 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-10-13 06:56:55,434 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-10-13 06:56:55,435 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-10-13 06:56:55,441 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-10-13 06:56:55,443 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-10-13 06:56:55,448 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-10-13 06:56:55,451 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-10-13 06:56:55,462 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-10-13 06:56:55,463 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-10-13 06:56:55,465 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-10-13 06:56:55,466 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-10-13 06:56:55,469 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-10-13 06:56:55,472 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-10-13 06:56:55,478 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-10-13 06:56:55,479 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-10-13 06:56:55,480 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-10-13 06:56:55,483 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-10-13 06:56:55,492 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-10-13 06:56:55,494 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-10-13 06:56:55,496 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-10-13 06:56:55,500 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-10-13 06:56:55,502 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-10-13 06:56:55,506 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-10-13 06:56:55,507 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-10-13 06:56:55,507 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-10-13 06:56:55,510 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-10-13 06:56:55,511 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-10-13 06:56:55,512 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-10-13 06:56:55,513 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-10-13 06:56:55,514 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-10-13 06:56:55,516 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-10-13 06:56:55,517 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-10-13 06:56:55,519 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-10-13 06:56:55,519 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-10-13 06:56:55,520 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-10-13 06:56:55,521 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-10-13 06:56:55,521 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-10-13 06:56:55,523 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-10-13 06:56:55,523 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-10-13 06:56:55,524 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b3ff86b6-3490-422b-a47e-102b4adf9f00/bin/utaipan-q2qaUkNPG8/config/svcomp-DerefFreeMemtrack-32bit-Taipan_Bitvector.epf [2021-10-13 06:56:55,573 INFO L113 SettingsManager]: Loading preferences was successful [2021-10-13 06:56:55,574 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-10-13 06:56:55,575 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-10-13 06:56:55,576 INFO L138 SettingsManager]: * User list type=DISABLED [2021-10-13 06:56:55,576 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2021-10-13 06:56:55,576 INFO L138 SettingsManager]: * Explicit value domain=true [2021-10-13 06:56:55,576 INFO L138 SettingsManager]: * Octagon Domain=false [2021-10-13 06:56:55,577 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2021-10-13 06:56:55,577 INFO L138 SettingsManager]: * Interval Domain=false [2021-10-13 06:56:55,578 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-10-13 06:56:55,580 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-10-13 06:56:55,580 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-10-13 06:56:55,580 INFO L138 SettingsManager]: * sizeof long=4 [2021-10-13 06:56:55,581 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2021-10-13 06:56:55,581 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-10-13 06:56:55,581 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-10-13 06:56:55,581 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-10-13 06:56:55,582 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2021-10-13 06:56:55,582 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2021-10-13 06:56:55,582 INFO L138 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2021-10-13 06:56:55,582 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-10-13 06:56:55,583 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2021-10-13 06:56:55,583 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2021-10-13 06:56:55,583 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2021-10-13 06:56:55,583 INFO L138 SettingsManager]: * sizeof long double=12 [2021-10-13 06:56:55,583 INFO L138 SettingsManager]: * Use constant arrays=true [2021-10-13 06:56:55,584 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-10-13 06:56:55,584 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-10-13 06:56:55,584 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-10-13 06:56:55,585 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-10-13 06:56:55,585 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-10-13 06:56:55,585 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-10-13 06:56:55,586 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2021-10-13 06:56:55,586 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2021-10-13 06:56:55,586 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-10-13 06:56:55,586 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-10-13 06:56:55,586 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_b3ff86b6-3490-422b-a47e-102b4adf9f00/bin/utaipan-q2qaUkNPG8/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b3ff86b6-3490-422b-a47e-102b4adf9f00/bin/utaipan-q2qaUkNPG8 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 213da0c52bf19b1d01138d5c77e7cf86e18bc36b [2021-10-13 06:56:55,964 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-10-13 06:56:55,986 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-10-13 06:56:55,989 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-10-13 06:56:55,991 INFO L271 PluginConnector]: Initializing CDTParser... [2021-10-13 06:56:55,992 INFO L275 PluginConnector]: CDTParser initialized [2021-10-13 06:56:55,993 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b3ff86b6-3490-422b-a47e-102b4adf9f00/bin/utaipan-q2qaUkNPG8/../../sv-benchmarks/c/ldv-memsafety-bitfields/test-bitfields-3-2.i [2021-10-13 06:56:56,059 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b3ff86b6-3490-422b-a47e-102b4adf9f00/bin/utaipan-q2qaUkNPG8/data/61f03e33a/45f9e2f8109947098b72dfae79566d7d/FLAGeb6561238 [2021-10-13 06:56:56,587 INFO L306 CDTParser]: Found 1 translation units. [2021-10-13 06:56:56,590 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b3ff86b6-3490-422b-a47e-102b4adf9f00/sv-benchmarks/c/ldv-memsafety-bitfields/test-bitfields-3-2.i [2021-10-13 06:56:56,600 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b3ff86b6-3490-422b-a47e-102b4adf9f00/bin/utaipan-q2qaUkNPG8/data/61f03e33a/45f9e2f8109947098b72dfae79566d7d/FLAGeb6561238 [2021-10-13 06:56:56,923 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b3ff86b6-3490-422b-a47e-102b4adf9f00/bin/utaipan-q2qaUkNPG8/data/61f03e33a/45f9e2f8109947098b72dfae79566d7d [2021-10-13 06:56:56,925 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-10-13 06:56:56,931 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-10-13 06:56:56,945 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-10-13 06:56:56,945 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-10-13 06:56:56,948 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-10-13 06:56:56,949 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.10 06:56:56" (1/1) ... [2021-10-13 06:56:56,950 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6ae73011 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 06:56:56, skipping insertion in model container [2021-10-13 06:56:56,950 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.10 06:56:56" (1/1) ... [2021-10-13 06:56:56,958 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-10-13 06:56:56,973 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-10-13 06:56:57,155 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) [2021-10-13 06:56:57,161 INFO L168 Benchmark]: Toolchain (without parser) took 228.44 ms. Allocated memory is still 88.1 MB. Free memory was 53.7 MB in the beginning and 71.0 MB in the end (delta: -17.3 MB). Peak memory consumption was 8.4 MB. Max. memory is 16.1 GB. [2021-10-13 06:56:57,162 INFO L168 Benchmark]: CDTParser took 0.29 ms. Allocated memory is still 88.1 MB. Free memory was 70.3 MB in the beginning and 70.2 MB in the end (delta: 71.1 kB). There was no memory consumed. Max. memory is 16.1 GB. [2021-10-13 06:56:57,163 INFO L168 Benchmark]: CACSL2BoogieTranslator took 213.76 ms. Allocated memory is still 88.1 MB. Free memory was 53.5 MB in the beginning and 71.0 MB in the end (delta: -17.5 MB). Peak memory consumption was 8.4 MB. Max. memory is 16.1 GB. [2021-10-13 06:56:57,165 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.29 ms. Allocated memory is still 88.1 MB. Free memory was 70.3 MB in the beginning and 70.2 MB in the end (delta: 71.1 kB). There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 213.76 ms. Allocated memory is still 88.1 MB. Free memory was 53.5 MB in the beginning and 71.0 MB in the end (delta: -17.5 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...