./Ultimate.py --spec ../../sv-benchmarks/c/Systems_BusyBox_NoOverflows.prp --file ../../sv-benchmarks/c/busybox-1.22.0/ls-incomplete_false-unreach-call_true-no-overflow_true-valid-memsafety.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for overflows Using default analysis Version 5842f4b8 Calling Ultimate with: java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/working_dir_237ad1b0-89ca-436d-a7c8-4184fe323067/bin-2019/utaipan/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_237ad1b0-89ca-436d-a7c8-4184fe323067/bin-2019/utaipan/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_237ad1b0-89ca-436d-a7c8-4184fe323067/bin-2019/utaipan/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_237ad1b0-89ca-436d-a7c8-4184fe323067/bin-2019/utaipan/config/TaipanReach.xml -i ../../sv-benchmarks/c/busybox-1.22.0/ls-incomplete_false-unreach-call_true-no-overflow_true-valid-memsafety.i -s /tmp/vcloud-vcloud-master/worker/working_dir_237ad1b0-89ca-436d-a7c8-4184fe323067/bin-2019/utaipan/config/svcomp-Overflow-64bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_237ad1b0-89ca-436d-a7c8-4184fe323067/bin-2019/utaipan --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! overflow) ) --witnessprinter.graph.data.producer Taipan --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash 6ac092fd356af23f92bf18d42dda321ae2702353 ....................................................................................................................................................... Execution finished normally Using bit-precise analysis No suitable file found in config dir /tmp/vcloud-vcloud-master/worker/working_dir_237ad1b0-89ca-436d-a7c8-4184fe323067/bin-2019/utaipan/config using search string *Overflow*64bit*_Bitvector*.epf No suitable settings file found using Overflow*64bit*_Bitvector ERROR: UNSUPPORTED PROPERTY Writing output log to file Ultimate.log Result: ERROR: ExceptionOrErrorResult: AssertionError: result.lrVal has to be either HeapLValue or LocalLValue --- Real Ultimate output --- This is Ultimate 0.1.23-5842f4b [2018-11-18 11:22:09,465 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-11-18 11:22:09,466 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-11-18 11:22:09,473 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-11-18 11:22:09,473 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-11-18 11:22:09,474 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-11-18 11:22:09,475 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-11-18 11:22:09,476 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-11-18 11:22:09,477 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-11-18 11:22:09,477 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-11-18 11:22:09,478 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-11-18 11:22:09,478 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-11-18 11:22:09,479 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-11-18 11:22:09,480 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-11-18 11:22:09,481 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-11-18 11:22:09,481 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-11-18 11:22:09,482 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-11-18 11:22:09,483 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-11-18 11:22:09,484 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-11-18 11:22:09,485 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-11-18 11:22:09,485 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-11-18 11:22:09,487 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-11-18 11:22:09,489 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-11-18 11:22:09,489 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-11-18 11:22:09,489 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-11-18 11:22:09,489 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-11-18 11:22:09,491 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-11-18 11:22:09,491 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-11-18 11:22:09,492 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-11-18 11:22:09,492 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-11-18 11:22:09,493 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-11-18 11:22:09,494 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-11-18 11:22:09,494 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-11-18 11:22:09,494 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-11-18 11:22:09,494 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-11-18 11:22:09,495 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-11-18 11:22:09,495 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_237ad1b0-89ca-436d-a7c8-4184fe323067/bin-2019/utaipan/config/svcomp-Overflow-64bit-Taipan_Default.epf [2018-11-18 11:22:09,505 INFO L110 SettingsManager]: Loading preferences was successful [2018-11-18 11:22:09,505 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-11-18 11:22:09,506 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-11-18 11:22:09,506 INFO L133 SettingsManager]: * User list type=DISABLED [2018-11-18 11:22:09,506 INFO L133 SettingsManager]: * calls to implemented procedures=false [2018-11-18 11:22:09,506 INFO L131 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2018-11-18 11:22:09,506 INFO L133 SettingsManager]: * Explicit value domain=true [2018-11-18 11:22:09,506 INFO L133 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2018-11-18 11:22:09,507 INFO L133 SettingsManager]: * Octagon Domain=false [2018-11-18 11:22:09,507 INFO L133 SettingsManager]: * Abstract domain=CompoundDomain [2018-11-18 11:22:09,507 INFO L133 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2018-11-18 11:22:09,507 INFO L133 SettingsManager]: * Use the RCFG-of-the-future interface=true [2018-11-18 11:22:09,507 INFO L133 SettingsManager]: * Interval Domain=false [2018-11-18 11:22:09,508 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-11-18 11:22:09,508 INFO L133 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2018-11-18 11:22:09,508 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-11-18 11:22:09,508 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-11-18 11:22:09,508 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-11-18 11:22:09,508 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-11-18 11:22:09,508 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-11-18 11:22:09,509 INFO L133 SettingsManager]: * Check absence of signed integer overflows=true [2018-11-18 11:22:09,509 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-11-18 11:22:09,509 INFO L133 SettingsManager]: * Use constant arrays=true [2018-11-18 11:22:09,509 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-11-18 11:22:09,509 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-11-18 11:22:09,509 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-11-18 11:22:09,510 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-11-18 11:22:09,510 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-11-18 11:22:09,510 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-11-18 11:22:09,510 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-11-18 11:22:09,510 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-11-18 11:22:09,510 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-11-18 11:22:09,510 INFO L133 SettingsManager]: * Trace refinement strategy=TAIPAN [2018-11-18 11:22:09,511 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-11-18 11:22:09,511 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-11-18 11:22:09,511 INFO L133 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2018-11-18 11:22:09,511 INFO L133 SettingsManager]: * Abstract interpretation Mode=USE_PREDICATES 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-vcloud-master/worker/working_dir_237ad1b0-89ca-436d-a7c8-4184fe323067/bin-2019/utaipan 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 ! overflow) ) 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 -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 6ac092fd356af23f92bf18d42dda321ae2702353 [2018-11-18 11:22:09,533 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-11-18 11:22:09,540 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-11-18 11:22:09,542 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-11-18 11:22:09,543 INFO L271 PluginConnector]: Initializing CDTParser... [2018-11-18 11:22:09,543 INFO L276 PluginConnector]: CDTParser initialized [2018-11-18 11:22:09,544 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_237ad1b0-89ca-436d-a7c8-4184fe323067/bin-2019/utaipan/../../sv-benchmarks/c/busybox-1.22.0/ls-incomplete_false-unreach-call_true-no-overflow_true-valid-memsafety.i [2018-11-18 11:22:09,578 INFO L221 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_237ad1b0-89ca-436d-a7c8-4184fe323067/bin-2019/utaipan/data/66a51e5f0/69d5d8247d514634b523c771e5926ff4/FLAG4cb2de713 [2018-11-18 11:22:10,123 INFO L307 CDTParser]: Found 1 translation units. [2018-11-18 11:22:10,124 INFO L161 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_237ad1b0-89ca-436d-a7c8-4184fe323067/sv-benchmarks/c/busybox-1.22.0/ls-incomplete_false-unreach-call_true-no-overflow_true-valid-memsafety.i [2018-11-18 11:22:10,146 INFO L355 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_237ad1b0-89ca-436d-a7c8-4184fe323067/bin-2019/utaipan/data/66a51e5f0/69d5d8247d514634b523c771e5926ff4/FLAG4cb2de713 [2018-11-18 11:22:10,560 INFO L363 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_237ad1b0-89ca-436d-a7c8-4184fe323067/bin-2019/utaipan/data/66a51e5f0/69d5d8247d514634b523c771e5926ff4 [2018-11-18 11:22:10,562 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-11-18 11:22:10,563 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-11-18 11:22:10,563 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-11-18 11:22:10,563 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-11-18 11:22:10,565 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-11-18 11:22:10,566 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 18.11 11:22:10" (1/1) ... [2018-11-18 11:22:10,567 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3861c7fc and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 11:22:10, skipping insertion in model container [2018-11-18 11:22:10,567 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 18.11 11:22:10" (1/1) ... [2018-11-18 11:22:10,573 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-11-18 11:22:10,627 INFO L176 MainTranslator]: Built tables and reachable declarations [2018-11-18 11:22:12,145 FATAL L292 ToolchainWalker]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator has thrown an exception: java.lang.AssertionError: result.lrVal has to be either HeapLValue or LocalLValue at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.chandler.ArrayHandler.handleArraySubscriptExpression(ArrayHandler.java:213) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:646) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.PRDispatcher.dispatch(PRDispatcher.java:288) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.chandler.FunctionHandler.handleReturnStatement(FunctionHandler.java:539) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:1735) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.PRDispatcher.dispatch(PRDispatcher.java:193) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:959) 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:371) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:1324) 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:3277) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:2079) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:535) 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:190) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.MainTranslator.run(MainTranslator.java:117) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.MainTranslator.(MainTranslator.java:95) at de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver.finish(CACSL2BoogieTranslatorObserver.java:129) 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$Toolchain.processToolchain(ToolchainManager.java:316) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:55) [2018-11-18 11:22:12,151 INFO L168 Benchmark]: Toolchain (without parser) took 1589.27 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 156.2 MB). Free memory was 944.6 MB in the beginning and 1.1 GB in the end (delta: -169.1 MB). Peak memory consumption was 58.3 MB. Max. memory is 11.5 GB. [2018-11-18 11:22:12,153 INFO L168 Benchmark]: CDTParser took 0.10 ms. Allocated memory is still 1.0 GB. Free memory is still 985.4 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-11-18 11:22:12,153 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1587.60 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 156.2 MB). Free memory was 944.6 MB in the beginning and 1.1 GB in the end (delta: -169.1 MB). Peak memory consumption was 58.3 MB. Max. memory is 11.5 GB. [2018-11-18 11:22:12,155 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.10 ms. Allocated memory is still 1.0 GB. Free memory is still 985.4 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 1587.60 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 156.2 MB). Free memory was 944.6 MB in the beginning and 1.1 GB in the end (delta: -169.1 MB). Peak memory consumption was 58.3 MB. Max. memory is 11.5 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - ExceptionOrErrorResult: AssertionError: result.lrVal has to be either HeapLValue or LocalLValue de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: AssertionError: result.lrVal has to be either HeapLValue or LocalLValue: de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.chandler.ArrayHandler.handleArraySubscriptExpression(ArrayHandler.java:213) RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...