./Ultimate.py --spec ../../sv-benchmarks/c/properties/valid-memsafety.prp --file ../../sv-benchmarks/c/ldv-memsafety-bitfields/test-bitfields-2.1-2.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_1503f51c-ba9f-43bc-ab02-60ed175fe037/bin/utaipan-q2qaUkNPG8/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1503f51c-ba9f-43bc-ab02-60ed175fe037/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_1503f51c-ba9f-43bc-ab02-60ed175fe037/bin/utaipan-q2qaUkNPG8/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1503f51c-ba9f-43bc-ab02-60ed175fe037/bin/utaipan-q2qaUkNPG8/config/TaipanMemDerefMemtrack.xml -i ../../sv-benchmarks/c/ldv-memsafety-bitfields/test-bitfields-2.1-2.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1503f51c-ba9f-43bc-ab02-60ed175fe037/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_1503f51c-ba9f-43bc-ab02-60ed175fe037/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 242d0ac5d6c221e49e0b9f6591f27507a40af785 ........................................................................................................................................................................ 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_1503f51c-ba9f-43bc-ab02-60ed175fe037/bin/utaipan-q2qaUkNPG8/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1503f51c-ba9f-43bc-ab02-60ed175fe037/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_1503f51c-ba9f-43bc-ab02-60ed175fe037/bin/utaipan-q2qaUkNPG8/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1503f51c-ba9f-43bc-ab02-60ed175fe037/bin/utaipan-q2qaUkNPG8/config/TaipanMemDerefMemtrack.xml -i ../../sv-benchmarks/c/ldv-memsafety-bitfields/test-bitfields-2.1-2.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1503f51c-ba9f-43bc-ab02-60ed175fe037/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_1503f51c-ba9f-43bc-ab02-60ed175fe037/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 242d0ac5d6c221e49e0b9f6591f27507a40af785 ..................................................................................................................................................................... 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 06:57:44,356 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-10-13 06:57:44,359 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-10-13 06:57:44,397 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-10-13 06:57:44,398 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-10-13 06:57:44,399 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-10-13 06:57:44,401 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-10-13 06:57:44,404 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-10-13 06:57:44,407 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-10-13 06:57:44,409 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-10-13 06:57:44,410 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-10-13 06:57:44,412 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-10-13 06:57:44,413 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-10-13 06:57:44,415 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-10-13 06:57:44,417 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-10-13 06:57:44,419 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-10-13 06:57:44,420 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-10-13 06:57:44,422 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-10-13 06:57:44,425 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-10-13 06:57:44,428 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-10-13 06:57:44,430 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-10-13 06:57:44,432 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-10-13 06:57:44,434 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-10-13 06:57:44,436 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-10-13 06:57:44,440 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-10-13 06:57:44,441 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-10-13 06:57:44,441 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-10-13 06:57:44,443 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-10-13 06:57:44,444 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-10-13 06:57:44,445 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-10-13 06:57:44,446 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-10-13 06:57:44,447 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-10-13 06:57:44,448 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-10-13 06:57:44,449 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-10-13 06:57:44,451 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-10-13 06:57:44,452 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-10-13 06:57:44,453 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-10-13 06:57:44,453 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-10-13 06:57:44,454 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-10-13 06:57:44,455 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-10-13 06:57:44,456 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-10-13 06:57:44,457 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1503f51c-ba9f-43bc-ab02-60ed175fe037/bin/utaipan-q2qaUkNPG8/config/svcomp-DerefFreeMemtrack-32bit-Taipan_Default.epf [2021-10-13 06:57:44,488 INFO L113 SettingsManager]: Loading preferences was successful [2021-10-13 06:57:44,489 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-10-13 06:57:44,489 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-10-13 06:57:44,490 INFO L138 SettingsManager]: * User list type=DISABLED [2021-10-13 06:57:44,490 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2021-10-13 06:57:44,490 INFO L138 SettingsManager]: * Explicit value domain=true [2021-10-13 06:57:44,491 INFO L138 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2021-10-13 06:57:44,491 INFO L138 SettingsManager]: * Octagon Domain=false [2021-10-13 06:57:44,491 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2021-10-13 06:57:44,491 INFO L138 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2021-10-13 06:57:44,492 INFO L138 SettingsManager]: * Use the RCFG-of-the-future interface=true [2021-10-13 06:57:44,492 INFO L138 SettingsManager]: * Interval Domain=false [2021-10-13 06:57:44,492 INFO L136 SettingsManager]: Preferences of Sifa differ from their defaults: [2021-10-13 06:57:44,493 INFO L138 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2021-10-13 06:57:44,493 INFO L138 SettingsManager]: * Simplification Technique=SIMPLIFY_QUICK [2021-10-13 06:57:44,494 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-10-13 06:57:44,494 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-10-13 06:57:44,494 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-10-13 06:57:44,495 INFO L138 SettingsManager]: * sizeof long=4 [2021-10-13 06:57:44,495 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2021-10-13 06:57:44,495 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-10-13 06:57:44,495 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-10-13 06:57:44,496 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-10-13 06:57:44,496 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2021-10-13 06:57:44,496 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2021-10-13 06:57:44,496 INFO L138 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2021-10-13 06:57:44,497 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-10-13 06:57:44,497 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2021-10-13 06:57:44,497 INFO L138 SettingsManager]: * sizeof long double=12 [2021-10-13 06:57:44,498 INFO L138 SettingsManager]: * Use constant arrays=true [2021-10-13 06:57:44,498 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-10-13 06:57:44,498 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-10-13 06:57:44,498 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-10-13 06:57:44,499 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-10-13 06:57:44,499 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-10-13 06:57:44,499 INFO L138 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2021-10-13 06:57:44,500 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-10-13 06:57:44,500 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-10-13 06:57:44,500 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-10-13 06:57:44,500 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_1503f51c-ba9f-43bc-ab02-60ed175fe037/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1503f51c-ba9f-43bc-ab02-60ed175fe037/bin/utaipan-q2qaUkNPG8 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 242d0ac5d6c221e49e0b9f6591f27507a40af785 [2021-10-13 06:57:44,824 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-10-13 06:57:44,850 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-10-13 06:57:44,853 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-10-13 06:57:44,855 INFO L271 PluginConnector]: Initializing CDTParser... [2021-10-13 06:57:44,856 INFO L275 PluginConnector]: CDTParser initialized [2021-10-13 06:57:44,857 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1503f51c-ba9f-43bc-ab02-60ed175fe037/bin/utaipan-q2qaUkNPG8/../../sv-benchmarks/c/ldv-memsafety-bitfields/test-bitfields-2.1-2.i [2021-10-13 06:57:44,945 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1503f51c-ba9f-43bc-ab02-60ed175fe037/bin/utaipan-q2qaUkNPG8/data/d0f25fd3a/2c1368104b564a6b97ae9be20149dc9b/FLAG5338ba7d1 [2021-10-13 06:57:45,577 INFO L306 CDTParser]: Found 1 translation units. [2021-10-13 06:57:45,578 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1503f51c-ba9f-43bc-ab02-60ed175fe037/sv-benchmarks/c/ldv-memsafety-bitfields/test-bitfields-2.1-2.i [2021-10-13 06:57:45,586 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1503f51c-ba9f-43bc-ab02-60ed175fe037/bin/utaipan-q2qaUkNPG8/data/d0f25fd3a/2c1368104b564a6b97ae9be20149dc9b/FLAG5338ba7d1 [2021-10-13 06:57:45,944 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1503f51c-ba9f-43bc-ab02-60ed175fe037/bin/utaipan-q2qaUkNPG8/data/d0f25fd3a/2c1368104b564a6b97ae9be20149dc9b [2021-10-13 06:57:45,947 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-10-13 06:57:45,949 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-10-13 06:57:45,951 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-10-13 06:57:45,951 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-10-13 06:57:45,955 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-10-13 06:57:45,956 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.10 06:57:45" (1/1) ... [2021-10-13 06:57:45,957 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@794eb2e9 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 06:57:45, skipping insertion in model container [2021-10-13 06:57:45,957 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.10 06:57:45" (1/1) ... [2021-10-13 06:57:45,965 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-10-13 06:57:45,980 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-10-13 06:57:46,203 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 06:57:46,209 INFO L168 Benchmark]: Toolchain (without parser) took 258.96 ms. Allocated memory is still 100.7 MB. Free memory was 67.0 MB in the beginning and 78.0 MB in the end (delta: -11.0 MB). Peak memory consumption was 8.4 MB. Max. memory is 16.1 GB. [2021-10-13 06:57:46,211 INFO L168 Benchmark]: CDTParser took 0.30 ms. Allocated memory is still 83.9 MB. Free memory was 53.0 MB in the beginning and 53.0 MB in the end (delta: 27.9 kB). There was no memory consumed. Max. memory is 16.1 GB. [2021-10-13 06:57:46,212 INFO L168 Benchmark]: CACSL2BoogieTranslator took 255.97 ms. Allocated memory is still 100.7 MB. Free memory was 66.9 MB in the beginning and 78.0 MB in the end (delta: -11.2 MB). Peak memory consumption was 8.4 MB. Max. memory is 16.1 GB. [2021-10-13 06:57:46,216 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 83.9 MB. Free memory was 53.0 MB in the beginning and 53.0 MB in the end (delta: 27.9 kB). There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 255.97 ms. Allocated memory is still 100.7 MB. Free memory was 66.9 MB in the beginning and 78.0 MB in the end (delta: -11.2 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 06:57:48,618 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-10-13 06:57:48,621 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-10-13 06:57:48,654 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-10-13 06:57:48,655 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-10-13 06:57:48,657 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-10-13 06:57:48,660 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-10-13 06:57:48,666 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-10-13 06:57:48,669 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-10-13 06:57:48,671 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-10-13 06:57:48,673 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-10-13 06:57:48,677 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-10-13 06:57:48,678 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-10-13 06:57:48,684 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-10-13 06:57:48,686 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-10-13 06:57:48,688 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-10-13 06:57:48,691 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-10-13 06:57:48,693 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-10-13 06:57:48,698 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-10-13 06:57:48,703 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-10-13 06:57:48,709 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-10-13 06:57:48,711 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-10-13 06:57:48,714 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-10-13 06:57:48,717 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-10-13 06:57:48,725 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-10-13 06:57:48,730 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-10-13 06:57:48,731 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-10-13 06:57:48,732 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-10-13 06:57:48,734 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-10-13 06:57:48,735 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-10-13 06:57:48,736 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-10-13 06:57:48,737 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-10-13 06:57:48,739 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-10-13 06:57:48,740 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-10-13 06:57:48,742 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-10-13 06:57:48,743 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-10-13 06:57:48,744 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-10-13 06:57:48,744 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-10-13 06:57:48,744 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-10-13 06:57:48,746 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-10-13 06:57:48,747 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-10-13 06:57:48,748 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1503f51c-ba9f-43bc-ab02-60ed175fe037/bin/utaipan-q2qaUkNPG8/config/svcomp-DerefFreeMemtrack-32bit-Taipan_Bitvector.epf [2021-10-13 06:57:48,809 INFO L113 SettingsManager]: Loading preferences was successful [2021-10-13 06:57:48,810 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-10-13 06:57:48,811 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-10-13 06:57:48,812 INFO L138 SettingsManager]: * User list type=DISABLED [2021-10-13 06:57:48,812 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2021-10-13 06:57:48,812 INFO L138 SettingsManager]: * Explicit value domain=true [2021-10-13 06:57:48,812 INFO L138 SettingsManager]: * Octagon Domain=false [2021-10-13 06:57:48,813 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2021-10-13 06:57:48,813 INFO L138 SettingsManager]: * Interval Domain=false [2021-10-13 06:57:48,814 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-10-13 06:57:48,816 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-10-13 06:57:48,816 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-10-13 06:57:48,816 INFO L138 SettingsManager]: * sizeof long=4 [2021-10-13 06:57:48,817 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2021-10-13 06:57:48,817 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-10-13 06:57:48,817 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-10-13 06:57:48,817 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-10-13 06:57:48,818 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2021-10-13 06:57:48,818 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2021-10-13 06:57:48,818 INFO L138 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2021-10-13 06:57:48,818 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-10-13 06:57:48,819 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2021-10-13 06:57:48,819 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2021-10-13 06:57:48,819 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2021-10-13 06:57:48,819 INFO L138 SettingsManager]: * sizeof long double=12 [2021-10-13 06:57:48,820 INFO L138 SettingsManager]: * Use constant arrays=true [2021-10-13 06:57:48,820 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-10-13 06:57:48,820 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-10-13 06:57:48,820 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-10-13 06:57:48,821 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-10-13 06:57:48,821 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-10-13 06:57:48,821 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-10-13 06:57:48,822 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2021-10-13 06:57:48,822 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2021-10-13 06:57:48,822 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-10-13 06:57:48,822 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-10-13 06:57:48,823 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_1503f51c-ba9f-43bc-ab02-60ed175fe037/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1503f51c-ba9f-43bc-ab02-60ed175fe037/bin/utaipan-q2qaUkNPG8 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 242d0ac5d6c221e49e0b9f6591f27507a40af785 [2021-10-13 06:57:49,262 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-10-13 06:57:49,285 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-10-13 06:57:49,288 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-10-13 06:57:49,289 INFO L271 PluginConnector]: Initializing CDTParser... [2021-10-13 06:57:49,290 INFO L275 PluginConnector]: CDTParser initialized [2021-10-13 06:57:49,291 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1503f51c-ba9f-43bc-ab02-60ed175fe037/bin/utaipan-q2qaUkNPG8/../../sv-benchmarks/c/ldv-memsafety-bitfields/test-bitfields-2.1-2.i [2021-10-13 06:57:49,358 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1503f51c-ba9f-43bc-ab02-60ed175fe037/bin/utaipan-q2qaUkNPG8/data/d95b4801c/a95813e0c5c549cdb0abf4d0eb7e31f9/FLAGdcb08240e [2021-10-13 06:57:49,982 INFO L306 CDTParser]: Found 1 translation units. [2021-10-13 06:57:49,982 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1503f51c-ba9f-43bc-ab02-60ed175fe037/sv-benchmarks/c/ldv-memsafety-bitfields/test-bitfields-2.1-2.i [2021-10-13 06:57:49,990 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1503f51c-ba9f-43bc-ab02-60ed175fe037/bin/utaipan-q2qaUkNPG8/data/d95b4801c/a95813e0c5c549cdb0abf4d0eb7e31f9/FLAGdcb08240e [2021-10-13 06:57:50,304 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1503f51c-ba9f-43bc-ab02-60ed175fe037/bin/utaipan-q2qaUkNPG8/data/d95b4801c/a95813e0c5c549cdb0abf4d0eb7e31f9 [2021-10-13 06:57:50,307 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-10-13 06:57:50,308 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-10-13 06:57:50,317 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-10-13 06:57:50,317 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-10-13 06:57:50,335 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-10-13 06:57:50,336 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.10 06:57:50" (1/1) ... [2021-10-13 06:57:50,337 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@62c4194b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 06:57:50, skipping insertion in model container [2021-10-13 06:57:50,337 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.10 06:57:50" (1/1) ... [2021-10-13 06:57:50,345 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-10-13 06:57:50,359 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-10-13 06:57:50,525 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 06:57:50,530 INFO L168 Benchmark]: Toolchain (without parser) took 220.08 ms. Allocated memory is still 77.6 MB. Free memory was 58.4 MB in the beginning and 50.8 MB in the end (delta: 7.6 MB). Peak memory consumption was 8.4 MB. Max. memory is 16.1 GB. [2021-10-13 06:57:50,531 INFO L168 Benchmark]: CDTParser took 0.21 ms. Allocated memory is still 77.6 MB. Free memory was 57.9 MB in the beginning and 57.9 MB in the end (delta: 53.6 kB). There was no memory consumed. Max. memory is 16.1 GB. [2021-10-13 06:57:50,533 INFO L168 Benchmark]: CACSL2BoogieTranslator took 210.63 ms. Allocated memory is still 77.6 MB. Free memory was 58.2 MB in the beginning and 50.8 MB in the end (delta: 7.4 MB). Peak memory consumption was 8.4 MB. Max. memory is 16.1 GB. [2021-10-13 06:57:50,541 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.21 ms. Allocated memory is still 77.6 MB. Free memory was 57.9 MB in the beginning and 57.9 MB in the end (delta: 53.6 kB). There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 210.63 ms. Allocated memory is still 77.6 MB. Free memory was 58.2 MB in the beginning and 50.8 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...