./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/busybox-1.22.0/ls-incomplete-1.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for overflows Using default analysis Version f470102c Calling Ultimate with: /usr/lib/jvm/java-8-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/run_dir_4a1a9b72-99d0-4569-8cff-1938f2c3d2a5/bin/utaipan/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/run_dir_4a1a9b72-99d0-4569-8cff-1938f2c3d2a5/bin/utaipan/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/run_dir_4a1a9b72-99d0-4569-8cff-1938f2c3d2a5/bin/utaipan/data -tc /tmp/vcloud-vcloud-master/worker/run_dir_4a1a9b72-99d0-4569-8cff-1938f2c3d2a5/bin/utaipan/config/TaipanReach.xml -i ../../sv-benchmarks/c/busybox-1.22.0/ls-incomplete-1.i -s /tmp/vcloud-vcloud-master/worker/run_dir_4a1a9b72-99d0-4569-8cff-1938f2c3d2a5/bin/utaipan/config/svcomp-Overflow-64bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/run_dir_4a1a9b72-99d0-4569-8cff-1938f2c3d2a5/bin/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 f00ea928f659713d3b67f64cf46dfa4c0c38ea8a .............................................................................................................................................................. Execution finished normally Using bit-precise analysis No suitable file found in config dir /tmp/vcloud-vcloud-master/worker/run_dir_4a1a9b72-99d0-4569-8cff-1938f2c3d2a5/bin/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 0.1.25-f470102 [2019-12-07 21:06:52,359 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-12-07 21:06:52,360 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-12-07 21:06:52,368 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-12-07 21:06:52,368 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-12-07 21:06:52,369 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-12-07 21:06:52,370 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-12-07 21:06:52,371 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-12-07 21:06:52,373 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-12-07 21:06:52,373 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-12-07 21:06:52,374 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-12-07 21:06:52,375 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-12-07 21:06:52,375 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-12-07 21:06:52,376 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-12-07 21:06:52,377 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-12-07 21:06:52,377 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-12-07 21:06:52,378 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-12-07 21:06:52,379 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-12-07 21:06:52,380 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-12-07 21:06:52,382 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-12-07 21:06:52,383 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-12-07 21:06:52,384 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-12-07 21:06:52,385 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-12-07 21:06:52,385 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-12-07 21:06:52,387 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-12-07 21:06:52,387 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-12-07 21:06:52,387 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-12-07 21:06:52,388 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-12-07 21:06:52,388 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-12-07 21:06:52,389 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-12-07 21:06:52,389 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-12-07 21:06:52,389 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-12-07 21:06:52,390 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-12-07 21:06:52,390 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-12-07 21:06:52,391 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-12-07 21:06:52,391 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-12-07 21:06:52,391 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-12-07 21:06:52,391 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-12-07 21:06:52,392 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-12-07 21:06:52,392 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-12-07 21:06:52,393 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-12-07 21:06:52,393 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/run_dir_4a1a9b72-99d0-4569-8cff-1938f2c3d2a5/bin/utaipan/config/svcomp-Overflow-64bit-Taipan_Default.epf [2019-12-07 21:06:52,403 INFO L113 SettingsManager]: Loading preferences was successful [2019-12-07 21:06:52,403 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-12-07 21:06:52,404 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2019-12-07 21:06:52,404 INFO L138 SettingsManager]: * User list type=DISABLED [2019-12-07 21:06:52,404 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2019-12-07 21:06:52,404 INFO L138 SettingsManager]: * Explicit value domain=true [2019-12-07 21:06:52,404 INFO L138 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2019-12-07 21:06:52,404 INFO L138 SettingsManager]: * Octagon Domain=false [2019-12-07 21:06:52,404 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2019-12-07 21:06:52,405 INFO L138 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2019-12-07 21:06:52,405 INFO L138 SettingsManager]: * Use the RCFG-of-the-future interface=true [2019-12-07 21:06:52,405 INFO L138 SettingsManager]: * Interval Domain=false [2019-12-07 21:06:52,405 INFO L136 SettingsManager]: Preferences of Sifa differ from their defaults: [2019-12-07 21:06:52,405 INFO L138 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2019-12-07 21:06:52,405 INFO L138 SettingsManager]: * Simplification Technique=SIMPLIFY_QUICK [2019-12-07 21:06:52,406 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-12-07 21:06:52,406 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2019-12-07 21:06:52,406 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-12-07 21:06:52,406 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-12-07 21:06:52,406 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-12-07 21:06:52,406 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-12-07 21:06:52,407 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-12-07 21:06:52,407 INFO L138 SettingsManager]: * Check absence of signed integer overflows=true [2019-12-07 21:06:52,407 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-12-07 21:06:52,407 INFO L138 SettingsManager]: * Use constant arrays=true [2019-12-07 21:06:52,407 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-12-07 21:06:52,407 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-12-07 21:06:52,407 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-12-07 21:06:52,408 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-12-07 21:06:52,408 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-12-07 21:06:52,408 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-12-07 21:06:52,408 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-12-07 21:06:52,408 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-12-07 21:06:52,408 INFO L138 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2019-12-07 21:06:52,409 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-12-07 21:06:52,409 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-12-07 21:06:52,409 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2019-12-07 21:06:52,409 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-12-07 21:06:52,409 INFO L138 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/run_dir_4a1a9b72-99d0-4569-8cff-1938f2c3d2a5/bin/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 -> f00ea928f659713d3b67f64cf46dfa4c0c38ea8a [2019-12-07 21:06:52,511 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-12-07 21:06:52,518 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-12-07 21:06:52,520 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-12-07 21:06:52,521 INFO L271 PluginConnector]: Initializing CDTParser... [2019-12-07 21:06:52,521 INFO L275 PluginConnector]: CDTParser initialized [2019-12-07 21:06:52,522 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/run_dir_4a1a9b72-99d0-4569-8cff-1938f2c3d2a5/bin/utaipan/../../sv-benchmarks/c/busybox-1.22.0/ls-incomplete-1.i [2019-12-07 21:06:52,559 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_4a1a9b72-99d0-4569-8cff-1938f2c3d2a5/bin/utaipan/data/e5843341f/c0c9765c2d79423c9bf2e52d951dcd05/FLAG3a056b91c [2019-12-07 21:06:53,127 INFO L306 CDTParser]: Found 1 translation units. [2019-12-07 21:06:53,127 INFO L160 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/run_dir_4a1a9b72-99d0-4569-8cff-1938f2c3d2a5/sv-benchmarks/c/busybox-1.22.0/ls-incomplete-1.i [2019-12-07 21:06:53,148 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_4a1a9b72-99d0-4569-8cff-1938f2c3d2a5/bin/utaipan/data/e5843341f/c0c9765c2d79423c9bf2e52d951dcd05/FLAG3a056b91c [2019-12-07 21:06:53,591 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/run_dir_4a1a9b72-99d0-4569-8cff-1938f2c3d2a5/bin/utaipan/data/e5843341f/c0c9765c2d79423c9bf2e52d951dcd05 [2019-12-07 21:06:53,593 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-12-07 21:06:53,594 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2019-12-07 21:06:53,594 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-12-07 21:06:53,594 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-12-07 21:06:53,596 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-12-07 21:06:53,597 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 07.12 09:06:53" (1/1) ... [2019-12-07 21:06:53,599 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@21d84790 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 09:06:53, skipping insertion in model container [2019-12-07 21:06:53,599 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 07.12 09:06:53" (1/1) ... [2019-12-07 21:06:53,603 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-12-07 21:06:53,658 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-12-07 21:06:55,047 FATAL L? ?]: 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:211) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:682) 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:540) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:1955) 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:1029) 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:1407) 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:3458) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:2276) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:571) 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:125) 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$Toolchain.processToolchain(ToolchainManager.java:316) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:55) [2019-12-07 21:06:55,051 INFO L168 Benchmark]: Toolchain (without parser) took 1456.22 ms. Allocated memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: 91.8 MB). Free memory was 932.7 MB in the beginning and 1.0 GB in the end (delta: -117.3 MB). Peak memory consumption was 45.4 MB. Max. memory is 11.5 GB. [2019-12-07 21:06:55,051 INFO L168 Benchmark]: CDTParser took 0.19 ms. Allocated memory is still 1.0 GB. Free memory is still 960.9 MB. There was no memory consumed. Max. memory is 11.5 GB. [2019-12-07 21:06:55,052 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1454.73 ms. Allocated memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: 91.8 MB). Free memory was 932.7 MB in the beginning and 1.0 GB in the end (delta: -117.3 MB). Peak memory consumption was 45.4 MB. Max. memory is 11.5 GB. [2019-12-07 21:06:55,054 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.19 ms. Allocated memory is still 1.0 GB. Free memory is still 960.9 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 1454.73 ms. Allocated memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: 91.8 MB). Free memory was 932.7 MB in the beginning and 1.0 GB in the end (delta: -117.3 MB). Peak memory consumption was 45.4 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:211) RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...