./Ultimate.py --spec ../../sv-benchmarks/c/properties/valid-memsafety.prp --file ../../sv-benchmarks/c/ldv-memsafety-bitfields/test-bitfields-1-2.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_9a19c140-becf-4a1c-94e5-0d4187b678c7/bin/utaipan-SDwSMHVbGG/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9a19c140-becf-4a1c-94e5-0d4187b678c7/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_9a19c140-becf-4a1c-94e5-0d4187b678c7/bin/utaipan-SDwSMHVbGG/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9a19c140-becf-4a1c-94e5-0d4187b678c7/bin/utaipan-SDwSMHVbGG/config/TaipanMemDerefMemtrack.xml -i ../../sv-benchmarks/c/ldv-memsafety-bitfields/test-bitfields-1-2.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9a19c140-becf-4a1c-94e5-0d4187b678c7/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_9a19c140-becf-4a1c-94e5-0d4187b678c7/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 be1b201ec4bb736098743afd4181fcfc22c193becbd6f966d9c5be2ac7d72b7a ........................................................................................................................................................................ 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_9a19c140-becf-4a1c-94e5-0d4187b678c7/bin/utaipan-SDwSMHVbGG/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9a19c140-becf-4a1c-94e5-0d4187b678c7/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_9a19c140-becf-4a1c-94e5-0d4187b678c7/bin/utaipan-SDwSMHVbGG/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9a19c140-becf-4a1c-94e5-0d4187b678c7/bin/utaipan-SDwSMHVbGG/config/TaipanMemDerefMemtrack.xml -i ../../sv-benchmarks/c/ldv-memsafety-bitfields/test-bitfields-1-2.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9a19c140-becf-4a1c-94e5-0d4187b678c7/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_9a19c140-becf-4a1c-94e5-0d4187b678c7/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 be1b201ec4bb736098743afd4181fcfc22c193becbd6f966d9c5be2ac7d72b7a ..................................................................................................................................................................... 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 04:35:06,734 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-10-29 04:35:06,736 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-10-29 04:35:06,770 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-10-29 04:35:06,771 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-10-29 04:35:06,772 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-10-29 04:35:06,774 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-10-29 04:35:06,777 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-10-29 04:35:06,779 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-10-29 04:35:06,780 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-10-29 04:35:06,781 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-10-29 04:35:06,783 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-10-29 04:35:06,784 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-10-29 04:35:06,785 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-10-29 04:35:06,787 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-10-29 04:35:06,789 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-10-29 04:35:06,790 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-10-29 04:35:06,792 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-10-29 04:35:06,794 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-10-29 04:35:06,797 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-10-29 04:35:06,799 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-10-29 04:35:06,801 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-10-29 04:35:06,803 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-10-29 04:35:06,804 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-10-29 04:35:06,808 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-10-29 04:35:06,809 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-10-29 04:35:06,810 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-10-29 04:35:06,811 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-10-29 04:35:06,812 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-10-29 04:35:06,813 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-10-29 04:35:06,814 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-10-29 04:35:06,815 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-10-29 04:35:06,816 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-10-29 04:35:06,817 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-10-29 04:35:06,819 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-10-29 04:35:06,820 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-10-29 04:35:06,821 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-10-29 04:35:06,821 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-10-29 04:35:06,821 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-10-29 04:35:06,823 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-10-29 04:35:06,824 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-10-29 04:35:06,825 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9a19c140-becf-4a1c-94e5-0d4187b678c7/bin/utaipan-SDwSMHVbGG/config/svcomp-DerefFreeMemtrack-32bit-Taipan_Default.epf [2021-10-29 04:35:06,857 INFO L113 SettingsManager]: Loading preferences was successful [2021-10-29 04:35:06,857 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-10-29 04:35:06,858 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-10-29 04:35:06,859 INFO L138 SettingsManager]: * User list type=DISABLED [2021-10-29 04:35:06,859 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2021-10-29 04:35:06,859 INFO L138 SettingsManager]: * Explicit value domain=true [2021-10-29 04:35:06,860 INFO L138 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2021-10-29 04:35:06,860 INFO L138 SettingsManager]: * Octagon Domain=false [2021-10-29 04:35:06,860 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2021-10-29 04:35:06,860 INFO L138 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2021-10-29 04:35:06,861 INFO L138 SettingsManager]: * Use the RCFG-of-the-future interface=true [2021-10-29 04:35:06,861 INFO L138 SettingsManager]: * Interval Domain=false [2021-10-29 04:35:06,861 INFO L136 SettingsManager]: Preferences of Sifa differ from their defaults: [2021-10-29 04:35:06,862 INFO L138 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2021-10-29 04:35:06,862 INFO L138 SettingsManager]: * Simplification Technique=SIMPLIFY_QUICK [2021-10-29 04:35:06,863 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-10-29 04:35:06,863 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-10-29 04:35:06,863 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-10-29 04:35:06,864 INFO L138 SettingsManager]: * sizeof long=4 [2021-10-29 04:35:06,864 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2021-10-29 04:35:06,864 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-10-29 04:35:06,865 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-10-29 04:35:06,865 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-10-29 04:35:06,865 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2021-10-29 04:35:06,865 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2021-10-29 04:35:06,866 INFO L138 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2021-10-29 04:35:06,866 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-10-29 04:35:06,866 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2021-10-29 04:35:06,866 INFO L138 SettingsManager]: * sizeof long double=12 [2021-10-29 04:35:06,867 INFO L138 SettingsManager]: * Use constant arrays=true [2021-10-29 04:35:06,867 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-10-29 04:35:06,867 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-10-29 04:35:06,868 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-10-29 04:35:06,868 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-10-29 04:35:06,868 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-10-29 04:35:06,868 INFO L138 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2021-10-29 04:35:06,869 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-10-29 04:35:06,869 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-10-29 04:35:06,869 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-10-29 04:35:06,869 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_9a19c140-becf-4a1c-94e5-0d4187b678c7/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9a19c140-becf-4a1c-94e5-0d4187b678c7/bin/utaipan-SDwSMHVbGG Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> be1b201ec4bb736098743afd4181fcfc22c193becbd6f966d9c5be2ac7d72b7a [2021-10-29 04:35:07,141 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-10-29 04:35:07,165 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-10-29 04:35:07,168 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-10-29 04:35:07,169 INFO L271 PluginConnector]: Initializing CDTParser... [2021-10-29 04:35:07,170 INFO L275 PluginConnector]: CDTParser initialized [2021-10-29 04:35:07,171 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9a19c140-becf-4a1c-94e5-0d4187b678c7/bin/utaipan-SDwSMHVbGG/../../sv-benchmarks/c/ldv-memsafety-bitfields/test-bitfields-1-2.i [2021-10-29 04:35:07,273 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9a19c140-becf-4a1c-94e5-0d4187b678c7/bin/utaipan-SDwSMHVbGG/data/d9dad5354/13a2b63a65714aca9303802d873fc4cc/FLAG821f3c7ee [2021-10-29 04:35:07,738 INFO L306 CDTParser]: Found 1 translation units. [2021-10-29 04:35:07,738 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9a19c140-becf-4a1c-94e5-0d4187b678c7/sv-benchmarks/c/ldv-memsafety-bitfields/test-bitfields-1-2.i [2021-10-29 04:35:07,744 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9a19c140-becf-4a1c-94e5-0d4187b678c7/bin/utaipan-SDwSMHVbGG/data/d9dad5354/13a2b63a65714aca9303802d873fc4cc/FLAG821f3c7ee [2021-10-29 04:35:08,110 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9a19c140-becf-4a1c-94e5-0d4187b678c7/bin/utaipan-SDwSMHVbGG/data/d9dad5354/13a2b63a65714aca9303802d873fc4cc [2021-10-29 04:35:08,114 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-10-29 04:35:08,116 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-10-29 04:35:08,118 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-10-29 04:35:08,118 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-10-29 04:35:08,122 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-10-29 04:35:08,123 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 29.10 04:35:08" (1/1) ... [2021-10-29 04:35:08,125 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@19b5aefc and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 04:35:08, skipping insertion in model container [2021-10-29 04:35:08,125 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 29.10 04:35:08" (1/1) ... [2021-10-29 04:35:08,135 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-10-29 04:35:08,152 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-10-29 04:35:08,435 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:1365) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.PRDispatcher.dispatch(PRDispatcher.java:220) 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 04:35:08,450 INFO L168 Benchmark]: Toolchain (without parser) took 331.66 ms. Allocated memory was 92.3 MB in the beginning and 130.0 MB in the end (delta: 37.7 MB). Free memory was 57.2 MB in the beginning and 107.8 MB in the end (delta: -50.7 MB). Peak memory consumption was 8.4 MB. Max. memory is 16.1 GB. [2021-10-29 04:35:08,452 INFO L168 Benchmark]: CDTParser took 1.03 ms. Allocated memory is still 92.3 MB. Free memory was 62.1 MB in the beginning and 62.1 MB in the end (delta: 21.2 kB). There was no memory consumed. Max. memory is 16.1 GB. [2021-10-29 04:35:08,454 INFO L168 Benchmark]: CACSL2BoogieTranslator took 328.50 ms. Allocated memory was 92.3 MB in the beginning and 130.0 MB in the end (delta: 37.7 MB). Free memory was 56.9 MB in the beginning and 107.8 MB in the end (delta: -50.9 MB). Peak memory consumption was 8.4 MB. Max. memory is 16.1 GB. [2021-10-29 04:35:08,457 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 1.03 ms. Allocated memory is still 92.3 MB. Free memory was 62.1 MB in the beginning and 62.1 MB in the end (delta: 21.2 kB). There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 328.50 ms. Allocated memory was 92.3 MB in the beginning and 130.0 MB in the end (delta: 37.7 MB). Free memory was 56.9 MB in the beginning and 107.8 MB in the end (delta: -50.9 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 04:35:11,090 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-10-29 04:35:11,093 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-10-29 04:35:11,126 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-10-29 04:35:11,127 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-10-29 04:35:11,128 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-10-29 04:35:11,130 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-10-29 04:35:11,133 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-10-29 04:35:11,135 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-10-29 04:35:11,136 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-10-29 04:35:11,138 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-10-29 04:35:11,139 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-10-29 04:35:11,140 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-10-29 04:35:11,141 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-10-29 04:35:11,143 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-10-29 04:35:11,145 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-10-29 04:35:11,146 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-10-29 04:35:11,147 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-10-29 04:35:11,150 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-10-29 04:35:11,152 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-10-29 04:35:11,154 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-10-29 04:35:11,156 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-10-29 04:35:11,157 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-10-29 04:35:11,159 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-10-29 04:35:11,163 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-10-29 04:35:11,163 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-10-29 04:35:11,164 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-10-29 04:35:11,165 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-10-29 04:35:11,166 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-10-29 04:35:11,167 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-10-29 04:35:11,167 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-10-29 04:35:11,168 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-10-29 04:35:11,169 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-10-29 04:35:11,170 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-10-29 04:35:11,184 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-10-29 04:35:11,186 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-10-29 04:35:11,187 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-10-29 04:35:11,190 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-10-29 04:35:11,190 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-10-29 04:35:11,192 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-10-29 04:35:11,192 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-10-29 04:35:11,194 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9a19c140-becf-4a1c-94e5-0d4187b678c7/bin/utaipan-SDwSMHVbGG/config/svcomp-DerefFreeMemtrack-32bit-Taipan_Bitvector.epf [2021-10-29 04:35:11,241 INFO L113 SettingsManager]: Loading preferences was successful [2021-10-29 04:35:11,242 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-10-29 04:35:11,243 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-10-29 04:35:11,244 INFO L138 SettingsManager]: * User list type=DISABLED [2021-10-29 04:35:11,244 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2021-10-29 04:35:11,244 INFO L138 SettingsManager]: * Explicit value domain=true [2021-10-29 04:35:11,244 INFO L138 SettingsManager]: * Octagon Domain=false [2021-10-29 04:35:11,245 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2021-10-29 04:35:11,245 INFO L138 SettingsManager]: * Interval Domain=false [2021-10-29 04:35:11,246 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-10-29 04:35:11,247 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-10-29 04:35:11,248 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-10-29 04:35:11,248 INFO L138 SettingsManager]: * sizeof long=4 [2021-10-29 04:35:11,248 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2021-10-29 04:35:11,249 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-10-29 04:35:11,249 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-10-29 04:35:11,249 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-10-29 04:35:11,249 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2021-10-29 04:35:11,249 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2021-10-29 04:35:11,250 INFO L138 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2021-10-29 04:35:11,250 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-10-29 04:35:11,250 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2021-10-29 04:35:11,250 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2021-10-29 04:35:11,251 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2021-10-29 04:35:11,251 INFO L138 SettingsManager]: * sizeof long double=12 [2021-10-29 04:35:11,251 INFO L138 SettingsManager]: * Use constant arrays=true [2021-10-29 04:35:11,251 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-10-29 04:35:11,252 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-10-29 04:35:11,252 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-10-29 04:35:11,252 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-10-29 04:35:11,252 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-10-29 04:35:11,253 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-10-29 04:35:11,253 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2021-10-29 04:35:11,253 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2021-10-29 04:35:11,254 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-10-29 04:35:11,254 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-10-29 04:35:11,254 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_9a19c140-becf-4a1c-94e5-0d4187b678c7/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9a19c140-becf-4a1c-94e5-0d4187b678c7/bin/utaipan-SDwSMHVbGG Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> be1b201ec4bb736098743afd4181fcfc22c193becbd6f966d9c5be2ac7d72b7a [2021-10-29 04:35:11,685 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-10-29 04:35:11,721 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-10-29 04:35:11,725 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-10-29 04:35:11,727 INFO L271 PluginConnector]: Initializing CDTParser... [2021-10-29 04:35:11,728 INFO L275 PluginConnector]: CDTParser initialized [2021-10-29 04:35:11,729 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9a19c140-becf-4a1c-94e5-0d4187b678c7/bin/utaipan-SDwSMHVbGG/../../sv-benchmarks/c/ldv-memsafety-bitfields/test-bitfields-1-2.i [2021-10-29 04:35:11,831 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9a19c140-becf-4a1c-94e5-0d4187b678c7/bin/utaipan-SDwSMHVbGG/data/f1f8077ab/179a130454004388a6e51139a80c5806/FLAGfc308b185 [2021-10-29 04:35:12,589 INFO L306 CDTParser]: Found 1 translation units. [2021-10-29 04:35:12,590 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9a19c140-becf-4a1c-94e5-0d4187b678c7/sv-benchmarks/c/ldv-memsafety-bitfields/test-bitfields-1-2.i [2021-10-29 04:35:12,598 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9a19c140-becf-4a1c-94e5-0d4187b678c7/bin/utaipan-SDwSMHVbGG/data/f1f8077ab/179a130454004388a6e51139a80c5806/FLAGfc308b185 [2021-10-29 04:35:12,942 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9a19c140-becf-4a1c-94e5-0d4187b678c7/bin/utaipan-SDwSMHVbGG/data/f1f8077ab/179a130454004388a6e51139a80c5806 [2021-10-29 04:35:12,945 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-10-29 04:35:12,948 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-10-29 04:35:12,953 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-10-29 04:35:12,953 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-10-29 04:35:12,958 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-10-29 04:35:12,959 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 29.10 04:35:12" (1/1) ... [2021-10-29 04:35:12,963 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@48f9d242 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 04:35:12, skipping insertion in model container [2021-10-29 04:35:12,964 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 29.10 04:35:12" (1/1) ... [2021-10-29 04:35:12,973 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-10-29 04:35:12,993 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-10-29 04:35:13,163 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:1365) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.PRDispatcher.dispatch(PRDispatcher.java:220) 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 04:35:13,169 INFO L168 Benchmark]: Toolchain (without parser) took 219.54 ms. Allocated memory is still 52.4 MB. Free memory was 29.7 MB in the beginning and 35.8 MB in the end (delta: -6.0 MB). Peak memory consumption was 7.4 MB. Max. memory is 16.1 GB. [2021-10-29 04:35:13,171 INFO L168 Benchmark]: CDTParser took 0.37 ms. Allocated memory is still 52.4 MB. Free memory was 33.6 MB in the beginning and 33.6 MB in the end (delta: 39.4 kB). There was no memory consumed. Max. memory is 16.1 GB. [2021-10-29 04:35:13,172 INFO L168 Benchmark]: CACSL2BoogieTranslator took 213.83 ms. Allocated memory is still 52.4 MB. Free memory was 29.5 MB in the beginning and 35.8 MB in the end (delta: -6.2 MB). Peak memory consumption was 7.4 MB. Max. memory is 16.1 GB. [2021-10-29 04:35:13,175 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.37 ms. Allocated memory is still 52.4 MB. Free memory was 33.6 MB in the beginning and 33.6 MB in the end (delta: 39.4 kB). There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 213.83 ms. Allocated memory is still 52.4 MB. Free memory was 29.5 MB in the beginning and 35.8 MB in the end (delta: -6.2 MB). Peak memory consumption was 7.4 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...