./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 b2eff8ba Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fcce23e2-3b38-49ec-b392-39957a8df571/bin/utaipan-SDwSMHVbGG/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fcce23e2-3b38-49ec-b392-39957a8df571/bin/utaipan-SDwSMHVbGG/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fcce23e2-3b38-49ec-b392-39957a8df571/bin/utaipan-SDwSMHVbGG/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fcce23e2-3b38-49ec-b392-39957a8df571/bin/utaipan-SDwSMHVbGG/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_fcce23e2-3b38-49ec-b392-39957a8df571/bin/utaipan-SDwSMHVbGG/config/svcomp-DerefFreeMemtrack-32bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fcce23e2-3b38-49ec-b392-39957a8df571/bin/utaipan-SDwSMHVbGG --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 377aee86f3d25151744ba97c5be1cc51175a6c56601277d198adc5214d6e67f8 ........................................................................................................................................................................ 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_fcce23e2-3b38-49ec-b392-39957a8df571/bin/utaipan-SDwSMHVbGG/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fcce23e2-3b38-49ec-b392-39957a8df571/bin/utaipan-SDwSMHVbGG/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fcce23e2-3b38-49ec-b392-39957a8df571/bin/utaipan-SDwSMHVbGG/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fcce23e2-3b38-49ec-b392-39957a8df571/bin/utaipan-SDwSMHVbGG/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_fcce23e2-3b38-49ec-b392-39957a8df571/bin/utaipan-SDwSMHVbGG/config/svcomp-DerefFreeMemtrack-32bit-Taipan_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fcce23e2-3b38-49ec-b392-39957a8df571/bin/utaipan-SDwSMHVbGG --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 377aee86f3d25151744ba97c5be1cc51175a6c56601277d198adc5214d6e67f8 ..................................................................................................................................................................... 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-b2eff8b [2021-10-29 05:23:30,250 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-10-29 05:23:30,253 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-10-29 05:23:30,323 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-10-29 05:23:30,324 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-10-29 05:23:30,330 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-10-29 05:23:30,333 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-10-29 05:23:30,338 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-10-29 05:23:30,341 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-10-29 05:23:30,349 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-10-29 05:23:30,350 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-10-29 05:23:30,352 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-10-29 05:23:30,353 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-10-29 05:23:30,356 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-10-29 05:23:30,359 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-10-29 05:23:30,365 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-10-29 05:23:30,367 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-10-29 05:23:30,368 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-10-29 05:23:30,372 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-10-29 05:23:30,381 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-10-29 05:23:30,384 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-10-29 05:23:30,386 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-10-29 05:23:30,389 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-10-29 05:23:30,391 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-10-29 05:23:30,403 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-10-29 05:23:30,404 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-10-29 05:23:30,405 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-10-29 05:23:30,407 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-10-29 05:23:30,408 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-10-29 05:23:30,410 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-10-29 05:23:30,411 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-10-29 05:23:30,412 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-10-29 05:23:30,414 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-10-29 05:23:30,416 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-10-29 05:23:30,418 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-10-29 05:23:30,418 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-10-29 05:23:30,420 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-10-29 05:23:30,420 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-10-29 05:23:30,420 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-10-29 05:23:30,422 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-10-29 05:23:30,423 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-10-29 05:23:30,427 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fcce23e2-3b38-49ec-b392-39957a8df571/bin/utaipan-SDwSMHVbGG/config/svcomp-DerefFreeMemtrack-32bit-Taipan_Default.epf [2021-10-29 05:23:30,481 INFO L113 SettingsManager]: Loading preferences was successful [2021-10-29 05:23:30,481 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-10-29 05:23:30,482 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-10-29 05:23:30,483 INFO L138 SettingsManager]: * User list type=DISABLED [2021-10-29 05:23:30,483 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2021-10-29 05:23:30,483 INFO L138 SettingsManager]: * Explicit value domain=true [2021-10-29 05:23:30,484 INFO L138 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2021-10-29 05:23:30,484 INFO L138 SettingsManager]: * Octagon Domain=false [2021-10-29 05:23:30,484 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2021-10-29 05:23:30,485 INFO L138 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2021-10-29 05:23:30,486 INFO L138 SettingsManager]: * Use the RCFG-of-the-future interface=true [2021-10-29 05:23:30,486 INFO L138 SettingsManager]: * Interval Domain=false [2021-10-29 05:23:30,486 INFO L136 SettingsManager]: Preferences of Sifa differ from their defaults: [2021-10-29 05:23:30,487 INFO L138 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2021-10-29 05:23:30,487 INFO L138 SettingsManager]: * Simplification Technique=SIMPLIFY_QUICK [2021-10-29 05:23:30,488 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-10-29 05:23:30,488 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-10-29 05:23:30,489 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-10-29 05:23:30,489 INFO L138 SettingsManager]: * sizeof long=4 [2021-10-29 05:23:30,489 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2021-10-29 05:23:30,490 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-10-29 05:23:30,490 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-10-29 05:23:30,490 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-10-29 05:23:30,491 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2021-10-29 05:23:30,491 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2021-10-29 05:23:30,491 INFO L138 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2021-10-29 05:23:30,493 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-10-29 05:23:30,494 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2021-10-29 05:23:30,494 INFO L138 SettingsManager]: * sizeof long double=12 [2021-10-29 05:23:30,494 INFO L138 SettingsManager]: * Use constant arrays=true [2021-10-29 05:23:30,495 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-10-29 05:23:30,495 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-10-29 05:23:30,495 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-10-29 05:23:30,496 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-10-29 05:23:30,496 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-10-29 05:23:30,496 INFO L138 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2021-10-29 05:23:30,497 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-10-29 05:23:30,497 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-10-29 05:23:30,497 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-10-29 05:23:30,497 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_fcce23e2-3b38-49ec-b392-39957a8df571/bin/utaipan-SDwSMHVbGG/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fcce23e2-3b38-49ec-b392-39957a8df571/bin/utaipan-SDwSMHVbGG Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 377aee86f3d25151744ba97c5be1cc51175a6c56601277d198adc5214d6e67f8 [2021-10-29 05:23:30,898 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-10-29 05:23:30,938 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-10-29 05:23:30,941 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-10-29 05:23:30,943 INFO L271 PluginConnector]: Initializing CDTParser... [2021-10-29 05:23:30,944 INFO L275 PluginConnector]: CDTParser initialized [2021-10-29 05:23:30,945 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fcce23e2-3b38-49ec-b392-39957a8df571/bin/utaipan-SDwSMHVbGG/../../sv-benchmarks/c/ldv-memsafety-bitfields/test-bitfields-3-2.i [2021-10-29 05:23:31,054 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fcce23e2-3b38-49ec-b392-39957a8df571/bin/utaipan-SDwSMHVbGG/data/183ad1af9/cd89cc88e846454face7534b643a4416/FLAG98e67cc22 [2021-10-29 05:23:31,665 INFO L306 CDTParser]: Found 1 translation units. [2021-10-29 05:23:31,668 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fcce23e2-3b38-49ec-b392-39957a8df571/sv-benchmarks/c/ldv-memsafety-bitfields/test-bitfields-3-2.i [2021-10-29 05:23:31,684 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fcce23e2-3b38-49ec-b392-39957a8df571/bin/utaipan-SDwSMHVbGG/data/183ad1af9/cd89cc88e846454face7534b643a4416/FLAG98e67cc22 [2021-10-29 05:23:31,982 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fcce23e2-3b38-49ec-b392-39957a8df571/bin/utaipan-SDwSMHVbGG/data/183ad1af9/cd89cc88e846454face7534b643a4416 [2021-10-29 05:23:31,986 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-10-29 05:23:31,988 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-10-29 05:23:31,990 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-10-29 05:23:31,991 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-10-29 05:23:31,995 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-10-29 05:23:31,996 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 29.10 05:23:31" (1/1) ... [2021-10-29 05:23:31,998 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7ac06ef9 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 05:23:31, skipping insertion in model container [2021-10-29 05:23:31,998 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 29.10 05:23:31" (1/1) ... [2021-10-29 05:23:32,007 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-10-29 05:23:32,027 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-10-29 05:23:32,237 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:1401) 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:1582) 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:1436) 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:3224) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:2305) 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) [2021-10-29 05:23:32,243 INFO L168 Benchmark]: Toolchain (without parser) took 253.49 ms. Allocated memory is still 92.3 MB. Free memory was 56.9 MB in the beginning and 69.2 MB in the end (delta: -12.3 MB). Peak memory consumption was 8.4 MB. Max. memory is 16.1 GB. [2021-10-29 05:23:32,245 INFO L168 Benchmark]: CDTParser took 0.28 ms. Allocated memory is still 92.3 MB. Free memory was 63.3 MB in the beginning and 63.3 MB in the end (delta: 28.7 kB). There was no memory consumed. Max. memory is 16.1 GB. [2021-10-29 05:23:32,246 INFO L168 Benchmark]: CACSL2BoogieTranslator took 250.18 ms. Allocated memory is still 92.3 MB. Free memory was 56.7 MB in the beginning and 69.2 MB in the end (delta: -12.5 MB). Peak memory consumption was 8.4 MB. Max. memory is 16.1 GB. [2021-10-29 05:23:32,249 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 92.3 MB. Free memory was 63.3 MB in the beginning and 63.3 MB in the end (delta: 28.7 kB). There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 250.18 ms. Allocated memory is still 92.3 MB. Free memory was 56.7 MB in the beginning and 69.2 MB in the end (delta: -12.5 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... ### Bit-precise run ### This is Ultimate 0.2.1-dev-b2eff8b [2021-10-29 05:23:34,901 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-10-29 05:23:34,905 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-10-29 05:23:34,971 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-10-29 05:23:34,971 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-10-29 05:23:34,977 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-10-29 05:23:34,979 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-10-29 05:23:34,984 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-10-29 05:23:34,988 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-10-29 05:23:34,998 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-10-29 05:23:34,999 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-10-29 05:23:35,002 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-10-29 05:23:35,002 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-10-29 05:23:35,005 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-10-29 05:23:35,008 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-10-29 05:23:35,013 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-10-29 05:23:35,016 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-10-29 05:23:35,021 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-10-29 05:23:35,024 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-10-29 05:23:35,034 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-10-29 05:23:35,036 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-10-29 05:23:35,038 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-10-29 05:23:35,040 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-10-29 05:23:35,041 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-10-29 05:23:35,045 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-10-29 05:23:35,046 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-10-29 05:23:35,046 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-10-29 05:23:35,047 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-10-29 05:23:35,048 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-10-29 05:23:35,049 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-10-29 05:23:35,050 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-10-29 05:23:35,051 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-10-29 05:23:35,052 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-10-29 05:23:35,053 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-10-29 05:23:35,054 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-10-29 05:23:35,055 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-10-29 05:23:35,056 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-10-29 05:23:35,056 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-10-29 05:23:35,056 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-10-29 05:23:35,057 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-10-29 05:23:35,058 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-10-29 05:23:35,059 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fcce23e2-3b38-49ec-b392-39957a8df571/bin/utaipan-SDwSMHVbGG/config/svcomp-DerefFreeMemtrack-32bit-Taipan_Bitvector.epf [2021-10-29 05:23:35,093 INFO L113 SettingsManager]: Loading preferences was successful [2021-10-29 05:23:35,093 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-10-29 05:23:35,094 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-10-29 05:23:35,095 INFO L138 SettingsManager]: * User list type=DISABLED [2021-10-29 05:23:35,095 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2021-10-29 05:23:35,095 INFO L138 SettingsManager]: * Explicit value domain=true [2021-10-29 05:23:35,095 INFO L138 SettingsManager]: * Octagon Domain=false [2021-10-29 05:23:35,096 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2021-10-29 05:23:35,096 INFO L138 SettingsManager]: * Interval Domain=false [2021-10-29 05:23:35,097 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-10-29 05:23:35,097 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-10-29 05:23:35,097 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-10-29 05:23:35,097 INFO L138 SettingsManager]: * sizeof long=4 [2021-10-29 05:23:35,098 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2021-10-29 05:23:35,098 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-10-29 05:23:35,098 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-10-29 05:23:35,098 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-10-29 05:23:35,099 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2021-10-29 05:23:35,099 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2021-10-29 05:23:35,099 INFO L138 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2021-10-29 05:23:35,099 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-10-29 05:23:35,099 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2021-10-29 05:23:35,100 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2021-10-29 05:23:35,100 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2021-10-29 05:23:35,100 INFO L138 SettingsManager]: * sizeof long double=12 [2021-10-29 05:23:35,100 INFO L138 SettingsManager]: * Use constant arrays=true [2021-10-29 05:23:35,101 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-10-29 05:23:35,101 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-10-29 05:23:35,101 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-10-29 05:23:35,101 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-10-29 05:23:35,101 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-10-29 05:23:35,102 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-10-29 05:23:35,102 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2021-10-29 05:23:35,102 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2021-10-29 05:23:35,102 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-10-29 05:23:35,103 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-10-29 05:23:35,103 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_fcce23e2-3b38-49ec-b392-39957a8df571/bin/utaipan-SDwSMHVbGG/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fcce23e2-3b38-49ec-b392-39957a8df571/bin/utaipan-SDwSMHVbGG Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 377aee86f3d25151744ba97c5be1cc51175a6c56601277d198adc5214d6e67f8 [2021-10-29 05:23:35,533 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-10-29 05:23:35,560 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-10-29 05:23:35,563 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-10-29 05:23:35,564 INFO L271 PluginConnector]: Initializing CDTParser... [2021-10-29 05:23:35,564 INFO L275 PluginConnector]: CDTParser initialized [2021-10-29 05:23:35,565 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fcce23e2-3b38-49ec-b392-39957a8df571/bin/utaipan-SDwSMHVbGG/../../sv-benchmarks/c/ldv-memsafety-bitfields/test-bitfields-3-2.i [2021-10-29 05:23:35,640 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fcce23e2-3b38-49ec-b392-39957a8df571/bin/utaipan-SDwSMHVbGG/data/51d2bf8e7/50de1c3fd1144d0392df6b4f328c22a9/FLAG5088ed0b8 [2021-10-29 05:23:36,200 INFO L306 CDTParser]: Found 1 translation units. [2021-10-29 05:23:36,201 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fcce23e2-3b38-49ec-b392-39957a8df571/sv-benchmarks/c/ldv-memsafety-bitfields/test-bitfields-3-2.i [2021-10-29 05:23:36,220 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fcce23e2-3b38-49ec-b392-39957a8df571/bin/utaipan-SDwSMHVbGG/data/51d2bf8e7/50de1c3fd1144d0392df6b4f328c22a9/FLAG5088ed0b8 [2021-10-29 05:23:36,562 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fcce23e2-3b38-49ec-b392-39957a8df571/bin/utaipan-SDwSMHVbGG/data/51d2bf8e7/50de1c3fd1144d0392df6b4f328c22a9 [2021-10-29 05:23:36,572 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-10-29 05:23:36,575 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-10-29 05:23:36,580 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-10-29 05:23:36,580 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-10-29 05:23:36,584 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-10-29 05:23:36,585 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 29.10 05:23:36" (1/1) ... [2021-10-29 05:23:36,587 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@32a262d3 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 05:23:36, skipping insertion in model container [2021-10-29 05:23:36,587 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 29.10 05:23:36" (1/1) ... [2021-10-29 05:23:36,595 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-10-29 05:23:36,614 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-10-29 05:23:36,804 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:1401) 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:1582) 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:1436) 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:3224) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:2305) 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) [2021-10-29 05:23:36,813 INFO L168 Benchmark]: Toolchain (without parser) took 234.76 ms. Allocated memory is still 58.7 MB. Free memory was 36.4 MB in the beginning and 28.8 MB in the end (delta: 7.5 MB). Peak memory consumption was 8.4 MB. Max. memory is 16.1 GB. [2021-10-29 05:23:36,815 INFO L168 Benchmark]: CDTParser took 0.15 ms. Allocated memory is still 58.7 MB. Free memory was 39.7 MB in the beginning and 39.7 MB in the end (delta: 44.2 kB). There was no memory consumed. Max. memory is 16.1 GB. [2021-10-29 05:23:36,817 INFO L168 Benchmark]: CACSL2BoogieTranslator took 229.40 ms. Allocated memory is still 58.7 MB. Free memory was 36.2 MB in the beginning and 28.8 MB in the end (delta: 7.4 MB). Peak memory consumption was 8.4 MB. Max. memory is 16.1 GB. [2021-10-29 05:23:36,821 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.15 ms. Allocated memory is still 58.7 MB. Free memory was 39.7 MB in the beginning and 39.7 MB in the end (delta: 44.2 kB). There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 229.40 ms. Allocated memory is still 58.7 MB. Free memory was 36.2 MB in the beginning and 28.8 MB in the end (delta: 7.4 MB). Peak memory consumption was 8.4 MB. Max. memory is 16.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - ExceptionOrErrorResult: UnsupportedOperationException: Bitfield reference de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: UnsupportedOperationException: Bitfield reference: de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.chandler.StructHandler.handleFieldReference(StructHandler.java:141) RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...