./Ultimate.py --spec ../../sv-benchmarks/c/properties/valid-memsafety.prp --file ../../sv-benchmarks/c/ldv-memsafety-bitfields/test-bitfields-3.1-1.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for memory safety (deref-memtrack) Using default analysis Version 7b2dab56 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_543c050a-7ee4-4c2d-986e-d08dd70ade1c/bin/utaipan-WLngWcDbfI/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_543c050a-7ee4-4c2d-986e-d08dd70ade1c/bin/utaipan-WLngWcDbfI/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_543c050a-7ee4-4c2d-986e-d08dd70ade1c/bin/utaipan-WLngWcDbfI/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_543c050a-7ee4-4c2d-986e-d08dd70ade1c/bin/utaipan-WLngWcDbfI/config/TaipanMemDerefMemtrack.xml -i ../../sv-benchmarks/c/ldv-memsafety-bitfields/test-bitfields-3.1-1.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_543c050a-7ee4-4c2d-986e-d08dd70ade1c/bin/utaipan-WLngWcDbfI/config/svcomp-DerefFreeMemtrack-32bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_543c050a-7ee4-4c2d-986e-d08dd70ade1c/bin/utaipan-WLngWcDbfI --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 72da1f6907bc4b842c40cca6c3dd762e325d6dec ........................................................................................................................................................................ 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_543c050a-7ee4-4c2d-986e-d08dd70ade1c/bin/utaipan-WLngWcDbfI/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_543c050a-7ee4-4c2d-986e-d08dd70ade1c/bin/utaipan-WLngWcDbfI/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_543c050a-7ee4-4c2d-986e-d08dd70ade1c/bin/utaipan-WLngWcDbfI/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_543c050a-7ee4-4c2d-986e-d08dd70ade1c/bin/utaipan-WLngWcDbfI/config/TaipanMemDerefMemtrack.xml -i ../../sv-benchmarks/c/ldv-memsafety-bitfields/test-bitfields-3.1-1.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_543c050a-7ee4-4c2d-986e-d08dd70ade1c/bin/utaipan-WLngWcDbfI/config/svcomp-DerefFreeMemtrack-32bit-Taipan_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_543c050a-7ee4-4c2d-986e-d08dd70ade1c/bin/utaipan-WLngWcDbfI --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 72da1f6907bc4b842c40cca6c3dd762e325d6dec ..................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: ERROR: ExceptionOrErrorResult: UnsupportedOperationException: Bitfield reference --- Real Ultimate output --- This is Ultimate 0.2.0-7b2dab5 [2021-10-11 02:33:07,269 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-10-11 02:33:07,272 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-10-11 02:33:07,331 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-10-11 02:33:07,331 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-10-11 02:33:07,337 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-10-11 02:33:07,340 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-10-11 02:33:07,344 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-10-11 02:33:07,348 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-10-11 02:33:07,355 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-10-11 02:33:07,356 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-10-11 02:33:07,358 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-10-11 02:33:07,358 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-10-11 02:33:07,361 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-10-11 02:33:07,363 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-10-11 02:33:07,365 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-10-11 02:33:07,367 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-10-11 02:33:07,371 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-10-11 02:33:07,374 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-10-11 02:33:07,382 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-10-11 02:33:07,384 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-10-11 02:33:07,386 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-10-11 02:33:07,391 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-10-11 02:33:07,392 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-10-11 02:33:07,401 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-10-11 02:33:07,402 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-10-11 02:33:07,402 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-10-11 02:33:07,405 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-10-11 02:33:07,405 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-10-11 02:33:07,407 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-10-11 02:33:07,408 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-10-11 02:33:07,409 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-10-11 02:33:07,411 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-10-11 02:33:07,412 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-10-11 02:33:07,414 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-10-11 02:33:07,414 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-10-11 02:33:07,415 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-10-11 02:33:07,416 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-10-11 02:33:07,416 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-10-11 02:33:07,417 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-10-11 02:33:07,418 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-10-11 02:33:07,421 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_543c050a-7ee4-4c2d-986e-d08dd70ade1c/bin/utaipan-WLngWcDbfI/config/svcomp-DerefFreeMemtrack-32bit-Taipan_Default.epf [2021-10-11 02:33:07,472 INFO L113 SettingsManager]: Loading preferences was successful [2021-10-11 02:33:07,472 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-10-11 02:33:07,474 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-10-11 02:33:07,481 INFO L138 SettingsManager]: * User list type=DISABLED [2021-10-11 02:33:07,482 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2021-10-11 02:33:07,482 INFO L138 SettingsManager]: * Explicit value domain=true [2021-10-11 02:33:07,482 INFO L138 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2021-10-11 02:33:07,482 INFO L138 SettingsManager]: * Octagon Domain=false [2021-10-11 02:33:07,483 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2021-10-11 02:33:07,483 INFO L138 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2021-10-11 02:33:07,484 INFO L138 SettingsManager]: * Use the RCFG-of-the-future interface=true [2021-10-11 02:33:07,484 INFO L138 SettingsManager]: * Interval Domain=false [2021-10-11 02:33:07,485 INFO L136 SettingsManager]: Preferences of Sifa differ from their defaults: [2021-10-11 02:33:07,485 INFO L138 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2021-10-11 02:33:07,485 INFO L138 SettingsManager]: * Simplification Technique=SIMPLIFY_QUICK [2021-10-11 02:33:07,486 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-10-11 02:33:07,486 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-10-11 02:33:07,487 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-10-11 02:33:07,487 INFO L138 SettingsManager]: * sizeof long=4 [2021-10-11 02:33:07,487 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2021-10-11 02:33:07,487 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-10-11 02:33:07,488 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-10-11 02:33:07,488 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-10-11 02:33:07,488 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2021-10-11 02:33:07,488 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2021-10-11 02:33:07,489 INFO L138 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2021-10-11 02:33:07,490 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-10-11 02:33:07,491 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2021-10-11 02:33:07,491 INFO L138 SettingsManager]: * sizeof long double=12 [2021-10-11 02:33:07,491 INFO L138 SettingsManager]: * Use constant arrays=true [2021-10-11 02:33:07,492 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-10-11 02:33:07,492 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-10-11 02:33:07,493 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-10-11 02:33:07,493 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-10-11 02:33:07,493 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-10-11 02:33:07,493 INFO L138 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2021-10-11 02:33:07,494 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-10-11 02:33:07,494 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-10-11 02:33:07,494 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-10-11 02:33:07,494 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_543c050a-7ee4-4c2d-986e-d08dd70ade1c/bin/utaipan-WLngWcDbfI/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_543c050a-7ee4-4c2d-986e-d08dd70ade1c/bin/utaipan-WLngWcDbfI Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 72da1f6907bc4b842c40cca6c3dd762e325d6dec [2021-10-11 02:33:07,826 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-10-11 02:33:07,851 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-10-11 02:33:07,854 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-10-11 02:33:07,855 INFO L271 PluginConnector]: Initializing CDTParser... [2021-10-11 02:33:07,863 INFO L275 PluginConnector]: CDTParser initialized [2021-10-11 02:33:07,864 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_543c050a-7ee4-4c2d-986e-d08dd70ade1c/bin/utaipan-WLngWcDbfI/../../sv-benchmarks/c/ldv-memsafety-bitfields/test-bitfields-3.1-1.i [2021-10-11 02:33:07,972 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_543c050a-7ee4-4c2d-986e-d08dd70ade1c/bin/utaipan-WLngWcDbfI/data/b85b74b91/6ba3401a2b674facaf5754150aaa05b1/FLAGc33f89d2a [2021-10-11 02:33:08,478 INFO L306 CDTParser]: Found 1 translation units. [2021-10-11 02:33:08,479 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_543c050a-7ee4-4c2d-986e-d08dd70ade1c/sv-benchmarks/c/ldv-memsafety-bitfields/test-bitfields-3.1-1.i [2021-10-11 02:33:08,488 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_543c050a-7ee4-4c2d-986e-d08dd70ade1c/bin/utaipan-WLngWcDbfI/data/b85b74b91/6ba3401a2b674facaf5754150aaa05b1/FLAGc33f89d2a [2021-10-11 02:33:08,816 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_543c050a-7ee4-4c2d-986e-d08dd70ade1c/bin/utaipan-WLngWcDbfI/data/b85b74b91/6ba3401a2b674facaf5754150aaa05b1 [2021-10-11 02:33:08,819 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-10-11 02:33:08,821 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-10-11 02:33:08,825 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-10-11 02:33:08,825 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-10-11 02:33:08,830 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-10-11 02:33:08,831 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 11.10 02:33:08" (1/1) ... [2021-10-11 02:33:08,835 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7fe7cbea and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 02:33:08, skipping insertion in model container [2021-10-11 02:33:08,835 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 11.10 02:33:08" (1/1) ... [2021-10-11 02:33:08,843 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-10-11 02:33:08,861 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-10-11 02:33:09,051 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:1389) 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:706) 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:1570) 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:1046) 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:1424) 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:3213) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:2293) 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) [2021-10-11 02:33:09,056 INFO L168 Benchmark]: Toolchain (without parser) took 234.65 ms. Allocated memory is still 117.4 MB. Free memory was 81.5 MB in the beginning and 96.0 MB in the end (delta: -14.5 MB). Peak memory consumption was 8.4 MB. Max. memory is 16.1 GB. [2021-10-11 02:33:09,057 INFO L168 Benchmark]: CDTParser took 0.34 ms. Allocated memory is still 117.4 MB. Free memory is still 98.6 MB. There was no memory consumed. Max. memory is 16.1 GB. [2021-10-11 02:33:09,058 INFO L168 Benchmark]: CACSL2BoogieTranslator took 229.27 ms. Allocated memory is still 117.4 MB. Free memory was 81.3 MB in the beginning and 96.0 MB in the end (delta: -14.7 MB). Peak memory consumption was 8.4 MB. Max. memory is 16.1 GB. [2021-10-11 02:33:09,060 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.34 ms. Allocated memory is still 117.4 MB. Free memory is still 98.6 MB. There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 229.27 ms. Allocated memory is still 117.4 MB. Free memory was 81.3 MB in the beginning and 96.0 MB in the end (delta: -14.7 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 0.2.0-7b2dab5 [2021-10-11 02:33:11,208 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-10-11 02:33:11,210 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-10-11 02:33:11,242 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-10-11 02:33:11,242 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-10-11 02:33:11,259 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-10-11 02:33:11,261 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-10-11 02:33:11,263 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-10-11 02:33:11,266 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-10-11 02:33:11,267 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-10-11 02:33:11,268 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-10-11 02:33:11,270 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-10-11 02:33:11,271 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-10-11 02:33:11,272 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-10-11 02:33:11,273 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-10-11 02:33:11,275 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-10-11 02:33:11,276 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-10-11 02:33:11,277 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-10-11 02:33:11,279 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-10-11 02:33:11,281 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-10-11 02:33:11,283 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-10-11 02:33:11,285 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-10-11 02:33:11,286 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-10-11 02:33:11,287 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-10-11 02:33:11,290 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-10-11 02:33:11,291 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-10-11 02:33:11,291 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-10-11 02:33:11,292 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-10-11 02:33:11,293 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-10-11 02:33:11,294 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-10-11 02:33:11,294 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-10-11 02:33:11,295 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-10-11 02:33:11,296 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-10-11 02:33:11,297 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-10-11 02:33:11,299 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-10-11 02:33:11,299 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-10-11 02:33:11,300 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-10-11 02:33:11,300 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-10-11 02:33:11,301 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-10-11 02:33:11,302 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-10-11 02:33:11,303 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-10-11 02:33:11,304 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_543c050a-7ee4-4c2d-986e-d08dd70ade1c/bin/utaipan-WLngWcDbfI/config/svcomp-DerefFreeMemtrack-32bit-Taipan_Bitvector.epf [2021-10-11 02:33:11,331 INFO L113 SettingsManager]: Loading preferences was successful [2021-10-11 02:33:11,331 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-10-11 02:33:11,332 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-10-11 02:33:11,332 INFO L138 SettingsManager]: * User list type=DISABLED [2021-10-11 02:33:11,333 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2021-10-11 02:33:11,333 INFO L138 SettingsManager]: * Explicit value domain=true [2021-10-11 02:33:11,333 INFO L138 SettingsManager]: * Octagon Domain=false [2021-10-11 02:33:11,333 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2021-10-11 02:33:11,333 INFO L138 SettingsManager]: * Interval Domain=false [2021-10-11 02:33:11,334 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-10-11 02:33:11,334 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-10-11 02:33:11,335 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-10-11 02:33:11,335 INFO L138 SettingsManager]: * sizeof long=4 [2021-10-11 02:33:11,335 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2021-10-11 02:33:11,335 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-10-11 02:33:11,336 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-10-11 02:33:11,336 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-10-11 02:33:11,336 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2021-10-11 02:33:11,336 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2021-10-11 02:33:11,336 INFO L138 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2021-10-11 02:33:11,336 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-10-11 02:33:11,337 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2021-10-11 02:33:11,337 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2021-10-11 02:33:11,337 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2021-10-11 02:33:11,337 INFO L138 SettingsManager]: * sizeof long double=12 [2021-10-11 02:33:11,337 INFO L138 SettingsManager]: * Use constant arrays=true [2021-10-11 02:33:11,338 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-10-11 02:33:11,338 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-10-11 02:33:11,338 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-10-11 02:33:11,338 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-10-11 02:33:11,338 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-10-11 02:33:11,338 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-10-11 02:33:11,339 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2021-10-11 02:33:11,339 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2021-10-11 02:33:11,339 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-10-11 02:33:11,339 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-10-11 02:33:11,339 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_543c050a-7ee4-4c2d-986e-d08dd70ade1c/bin/utaipan-WLngWcDbfI/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_543c050a-7ee4-4c2d-986e-d08dd70ade1c/bin/utaipan-WLngWcDbfI Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 72da1f6907bc4b842c40cca6c3dd762e325d6dec [2021-10-11 02:33:11,686 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-10-11 02:33:11,714 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-10-11 02:33:11,722 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-10-11 02:33:11,723 INFO L271 PluginConnector]: Initializing CDTParser... [2021-10-11 02:33:11,723 INFO L275 PluginConnector]: CDTParser initialized [2021-10-11 02:33:11,724 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_543c050a-7ee4-4c2d-986e-d08dd70ade1c/bin/utaipan-WLngWcDbfI/../../sv-benchmarks/c/ldv-memsafety-bitfields/test-bitfields-3.1-1.i [2021-10-11 02:33:11,793 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_543c050a-7ee4-4c2d-986e-d08dd70ade1c/bin/utaipan-WLngWcDbfI/data/dff96edae/aacf5abad6e7493fa4aa5663b59a16dd/FLAG53bca736d [2021-10-11 02:33:12,314 INFO L306 CDTParser]: Found 1 translation units. [2021-10-11 02:33:12,315 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_543c050a-7ee4-4c2d-986e-d08dd70ade1c/sv-benchmarks/c/ldv-memsafety-bitfields/test-bitfields-3.1-1.i [2021-10-11 02:33:12,340 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_543c050a-7ee4-4c2d-986e-d08dd70ade1c/bin/utaipan-WLngWcDbfI/data/dff96edae/aacf5abad6e7493fa4aa5663b59a16dd/FLAG53bca736d [2021-10-11 02:33:12,663 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_543c050a-7ee4-4c2d-986e-d08dd70ade1c/bin/utaipan-WLngWcDbfI/data/dff96edae/aacf5abad6e7493fa4aa5663b59a16dd [2021-10-11 02:33:12,666 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-10-11 02:33:12,669 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-10-11 02:33:12,672 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-10-11 02:33:12,673 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-10-11 02:33:12,677 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-10-11 02:33:12,679 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 11.10 02:33:12" (1/1) ... [2021-10-11 02:33:12,686 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5a776e96 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 02:33:12, skipping insertion in model container [2021-10-11 02:33:12,687 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 11.10 02:33:12" (1/1) ... [2021-10-11 02:33:12,694 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-10-11 02:33:12,711 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-10-11 02:33:12,869 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:1389) 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:706) 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:1570) 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:1046) 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:1424) 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:3213) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:2293) 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) [2021-10-11 02:33:12,878 INFO L168 Benchmark]: Toolchain (without parser) took 205.94 ms. Allocated memory is still 77.6 MB. Free memory was 61.6 MB in the beginning and 53.8 MB in the end (delta: 7.8 MB). Peak memory consumption was 6.3 MB. Max. memory is 16.1 GB. [2021-10-11 02:33:12,879 INFO L168 Benchmark]: CDTParser took 0.29 ms. Allocated memory is still 77.6 MB. Free memory is still 59.3 MB. There was no memory consumed. Max. memory is 16.1 GB. [2021-10-11 02:33:12,882 INFO L168 Benchmark]: CACSL2BoogieTranslator took 201.82 ms. Allocated memory is still 77.6 MB. Free memory was 61.5 MB in the beginning and 53.8 MB in the end (delta: 7.6 MB). Peak memory consumption was 6.3 MB. Max. memory is 16.1 GB. [2021-10-11 02:33:12,886 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.29 ms. Allocated memory is still 77.6 MB. Free memory is still 59.3 MB. There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 201.82 ms. Allocated memory is still 77.6 MB. Free memory was 61.5 MB in the beginning and 53.8 MB in the end (delta: 7.6 MB). Peak memory consumption was 6.3 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...