./Ultimate.py --spec ../sv-benchmarks/c/properties/no-overflow.prp --file ../sv-benchmarks/c/busybox-1.22.0/ls-incomplete-2.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for overflows Using default analysis Version f4b24e32 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx15G -Xms4m -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i ../sv-benchmarks/c/busybox-1.22.0/ls-incomplete-2.i -s /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Overflow-64bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux --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 Automizer --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash 5c9842033dff9299e1f2c3536eca5d9c3861e24e2a5442ff6775872586d4a96a --- Real Ultimate output --- This is Ultimate 0.2.2-?-f4b24e3 [2022-07-14 14:14:42,088 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-07-14 14:14:42,090 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-07-14 14:14:42,125 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-07-14 14:14:42,125 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-07-14 14:14:42,126 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-07-14 14:14:42,128 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-07-14 14:14:42,130 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-07-14 14:14:42,131 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-07-14 14:14:42,131 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-07-14 14:14:42,132 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-07-14 14:14:42,133 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-07-14 14:14:42,133 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-07-14 14:14:42,134 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-07-14 14:14:42,134 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-07-14 14:14:42,135 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-07-14 14:14:42,136 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-07-14 14:14:42,136 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-07-14 14:14:42,137 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-07-14 14:14:42,138 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-07-14 14:14:42,139 INFO L181 SettingsManager]: Resetting HornVerifier preferences to default values [2022-07-14 14:14:42,140 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-07-14 14:14:42,140 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-07-14 14:14:42,141 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-07-14 14:14:42,141 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-07-14 14:14:42,143 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-07-14 14:14:42,143 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-07-14 14:14:42,143 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-07-14 14:14:42,144 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-07-14 14:14:42,144 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-07-14 14:14:42,145 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-07-14 14:14:42,145 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-07-14 14:14:42,146 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-07-14 14:14:42,146 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-07-14 14:14:42,147 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-07-14 14:14:42,147 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-07-14 14:14:42,147 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-07-14 14:14:42,148 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-07-14 14:14:42,148 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-07-14 14:14:42,148 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-07-14 14:14:42,149 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-07-14 14:14:42,160 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-07-14 14:14:42,160 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Overflow-64bit-Automizer_Default.epf [2022-07-14 14:14:42,180 INFO L113 SettingsManager]: Loading preferences was successful [2022-07-14 14:14:42,180 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-07-14 14:14:42,180 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-07-14 14:14:42,181 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-07-14 14:14:42,181 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-07-14 14:14:42,181 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-07-14 14:14:42,182 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-07-14 14:14:42,182 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-07-14 14:14:42,182 INFO L138 SettingsManager]: * Use SBE=true [2022-07-14 14:14:42,182 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-07-14 14:14:42,182 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2022-07-14 14:14:42,182 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-07-14 14:14:42,183 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-07-14 14:14:42,183 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-07-14 14:14:42,183 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-07-14 14:14:42,183 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-07-14 14:14:42,183 INFO L138 SettingsManager]: * Check absence of signed integer overflows=true [2022-07-14 14:14:42,183 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-07-14 14:14:42,183 INFO L138 SettingsManager]: * Use constant arrays=true [2022-07-14 14:14:42,184 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-07-14 14:14:42,184 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-07-14 14:14:42,184 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-07-14 14:14:42,184 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-07-14 14:14:42,184 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-07-14 14:14:42,184 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-07-14 14:14:42,184 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-07-14 14:14:42,185 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-07-14 14:14:42,185 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2022-07-14 14:14:42,185 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-07-14 14:14:42,185 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-07-14 14:14:42,185 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 5c9842033dff9299e1f2c3536eca5d9c3861e24e2a5442ff6775872586d4a96a [2022-07-14 14:14:42,354 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-07-14 14:14:42,371 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-07-14 14:14:42,373 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-07-14 14:14:42,373 INFO L271 PluginConnector]: Initializing CDTParser... [2022-07-14 14:14:42,374 INFO L275 PluginConnector]: CDTParser initialized [2022-07-14 14:14:42,375 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/busybox-1.22.0/ls-incomplete-2.i [2022-07-14 14:14:42,410 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/a8832aa7a/7124935eabe447d09f1ab10c03166778/FLAG664aef745 [2022-07-14 14:14:42,960 INFO L306 CDTParser]: Found 1 translation units. [2022-07-14 14:14:42,961 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/busybox-1.22.0/ls-incomplete-2.i [2022-07-14 14:14:42,989 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/a8832aa7a/7124935eabe447d09f1ab10c03166778/FLAG664aef745 [2022-07-14 14:14:43,449 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/a8832aa7a/7124935eabe447d09f1ab10c03166778 [2022-07-14 14:14:43,451 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-07-14 14:14:43,452 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-07-14 14:14:43,453 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-07-14 14:14:43,453 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-07-14 14:14:43,455 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-07-14 14:14:43,460 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.07 02:14:43" (1/1) ... [2022-07-14 14:14:43,460 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@113157e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.07 02:14:43, skipping insertion in model container [2022-07-14 14:14:43,461 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.07 02:14:43" (1/1) ... [2022-07-14 14:14:43,466 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-07-14 14:14:43,533 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-07-14 14:14:44,562 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/busybox-1.22.0/ls-incomplete-2.i[113333,113346] [2022-07-14 14:14:44,564 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:713) 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:2039) 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:1081) 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:1470) 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:3276) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:2361) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:601) 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) [2022-07-14 14:14:44,568 INFO L158 Benchmark]: Toolchain (without parser) took 1115.42ms. Allocated memory is still 96.5MB. Free memory was 51.8MB in the beginning and 69.1MB in the end (delta: -17.4MB). Peak memory consumption was 25.6MB. Max. memory is 16.1GB. [2022-07-14 14:14:44,568 INFO L158 Benchmark]: CDTParser took 0.15ms. Allocated memory is still 96.5MB. Free memory was 76.8MB in the beginning and 76.8MB in the end (delta: 70.9kB). There was no memory consumed. Max. memory is 16.1GB. [2022-07-14 14:14:44,569 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1113.98ms. Allocated memory is still 96.5MB. Free memory was 51.5MB in the beginning and 69.1MB in the end (delta: -17.6MB). Peak memory consumption was 25.6MB. Max. memory is 16.1GB. [2022-07-14 14:14:44,570 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.15ms. Allocated memory is still 96.5MB. Free memory was 76.8MB in the beginning and 76.8MB in the end (delta: 70.9kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1113.98ms. Allocated memory is still 96.5MB. Free memory was 51.5MB in the beginning and 69.1MB in the end (delta: -17.6MB). Peak memory consumption was 25.6MB. Max. memory is 16.1GB. * 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... --- End real Ultimate output --- Execution finished normally Using bit-precise analysis No suitable file found in config dir /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/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