./Ultimate.py --spec ../sv-benchmarks/c/properties/valid-memsafety.prp --file ../sv-benchmarks/c/busybox-1.22.0/ls-incomplete-3.i --full-output -ea --architecture 64bit -------------------------------------------------------------------------------- Checking for memory safety (deref-memtrack) Using default analysis Version 03d7b7b3 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx15G -Xms4m -ea -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/AutomizerMemDerefMemtrack.xml -i ../sv-benchmarks/c/busybox-1.22.0/ls-incomplete-3.i -s /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-DerefFreeMemtrack-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 valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash eaa36f8d6fc928ee870d520d90a886e60cc81c38519aca196541cff2c50d5a00 --- Real Ultimate output --- This is Ultimate 0.2.2-dev-03d7b7b [2022-02-21 02:49:45,705 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-02-21 02:49:45,707 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-02-21 02:49:45,727 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-02-21 02:49:45,727 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-02-21 02:49:45,728 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-02-21 02:49:45,729 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-02-21 02:49:45,730 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-02-21 02:49:45,732 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-02-21 02:49:45,732 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-02-21 02:49:45,733 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-02-21 02:49:45,734 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-02-21 02:49:45,734 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-02-21 02:49:45,735 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-02-21 02:49:45,736 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-02-21 02:49:45,736 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-02-21 02:49:45,737 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-02-21 02:49:45,738 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-02-21 02:49:45,739 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-02-21 02:49:45,740 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-02-21 02:49:45,741 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-02-21 02:49:45,742 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-02-21 02:49:45,742 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-02-21 02:49:45,743 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-02-21 02:49:45,745 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-02-21 02:49:45,749 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-02-21 02:49:45,749 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-02-21 02:49:45,750 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-02-21 02:49:45,751 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-02-21 02:49:45,751 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-02-21 02:49:45,752 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-02-21 02:49:45,752 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-02-21 02:49:45,753 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-02-21 02:49:45,754 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-02-21 02:49:45,755 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-02-21 02:49:45,755 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-02-21 02:49:45,756 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-02-21 02:49:45,757 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-02-21 02:49:45,757 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-02-21 02:49:45,758 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-02-21 02:49:45,759 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-02-21 02:49:45,759 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-DerefFreeMemtrack-64bit-Automizer_Default.epf [2022-02-21 02:49:45,784 INFO L113 SettingsManager]: Loading preferences was successful [2022-02-21 02:49:45,787 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-02-21 02:49:45,788 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-02-21 02:49:45,788 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-02-21 02:49:45,789 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-02-21 02:49:45,789 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-02-21 02:49:45,789 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-02-21 02:49:45,790 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-02-21 02:49:45,790 INFO L138 SettingsManager]: * Use SBE=true [2022-02-21 02:49:45,790 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-02-21 02:49:45,791 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2022-02-21 02:49:45,791 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-02-21 02:49:45,791 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-02-21 02:49:45,791 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2022-02-21 02:49:45,791 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2022-02-21 02:49:45,791 INFO L138 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2022-02-21 02:49:45,791 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-02-21 02:49:45,792 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2022-02-21 02:49:45,792 INFO L138 SettingsManager]: * Use constant arrays=true [2022-02-21 02:49:45,792 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-02-21 02:49:45,792 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-02-21 02:49:45,792 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-02-21 02:49:45,792 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-02-21 02:49:45,793 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-02-21 02:49:45,793 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-02-21 02:49:45,793 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2022-02-21 02:49:45,793 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-02-21 02:49:45,793 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> eaa36f8d6fc928ee870d520d90a886e60cc81c38519aca196541cff2c50d5a00 [2022-02-21 02:49:46,010 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-02-21 02:49:46,029 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-02-21 02:49:46,031 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-02-21 02:49:46,032 INFO L271 PluginConnector]: Initializing CDTParser... [2022-02-21 02:49:46,032 INFO L275 PluginConnector]: CDTParser initialized [2022-02-21 02:49:46,033 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/busybox-1.22.0/ls-incomplete-3.i [2022-02-21 02:49:46,103 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/5a990f9f1/60d9dae2dbce446faa04fedc1d2727ef/FLAG01756a8db [2022-02-21 02:49:46,625 INFO L306 CDTParser]: Found 1 translation units. [2022-02-21 02:49:46,626 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/busybox-1.22.0/ls-incomplete-3.i [2022-02-21 02:49:46,654 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/5a990f9f1/60d9dae2dbce446faa04fedc1d2727ef/FLAG01756a8db [2022-02-21 02:49:47,120 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/5a990f9f1/60d9dae2dbce446faa04fedc1d2727ef [2022-02-21 02:49:47,122 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-02-21 02:49:47,124 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-02-21 02:49:47,125 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-02-21 02:49:47,125 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-02-21 02:49:47,128 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-02-21 02:49:47,128 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.02 02:49:47" (1/1) ... [2022-02-21 02:49:47,130 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@20923f11 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.02 02:49:47, skipping insertion in model container [2022-02-21 02:49:47,130 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.02 02:49:47" (1/1) ... [2022-02-21 02:49:47,134 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-02-21 02:49:47,201 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-02-21 02:49:48,293 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-3.i[113333,113346] [2022-02-21 02:49:48,296 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:2034) 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:1076) 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:1465) 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:3271) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:2356) 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) [2022-02-21 02:49:48,300 INFO L158 Benchmark]: Toolchain (without parser) took 1175.57ms. Allocated memory is still 109.1MB. Free memory was 68.6MB in the beginning and 76.9MB in the end (delta: -8.3MB). Peak memory consumption was 15.3MB. Max. memory is 16.1GB. [2022-02-21 02:49:48,301 INFO L158 Benchmark]: CDTParser took 0.63ms. Allocated memory is still 81.8MB. Free memory was 52.7MB in the beginning and 52.7MB in the end (delta: 23.4kB). There was no memory consumed. Max. memory is 16.1GB. [2022-02-21 02:49:48,302 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1173.22ms. Allocated memory is still 109.1MB. Free memory was 68.6MB in the beginning and 76.9MB in the end (delta: -8.3MB). Peak memory consumption was 15.3MB. Max. memory is 16.1GB. [2022-02-21 02:49:48,303 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - AssertionsEnabledResult: Assertions are enabled Assertions are enabled - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.63ms. Allocated memory is still 81.8MB. Free memory was 52.7MB in the beginning and 52.7MB in the end (delta: 23.4kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1173.22ms. Allocated memory is still 109.1MB. Free memory was 68.6MB in the beginning and 76.9MB in the end (delta: -8.3MB). Peak memory consumption was 15.3MB. 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 Retrying with bit-precise analysis ### Bit-precise run ### Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx15G -Xms4m -ea -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/AutomizerMemDerefMemtrack.xml -i ../sv-benchmarks/c/busybox-1.22.0/ls-incomplete-3.i -s /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-DerefFreeMemtrack-64bit-Automizer_Bitvector.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 valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash eaa36f8d6fc928ee870d520d90a886e60cc81c38519aca196541cff2c50d5a00 --- Real Ultimate output --- This is Ultimate 0.2.2-dev-03d7b7b [2022-02-21 02:49:49,722 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-02-21 02:49:49,724 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-02-21 02:49:49,754 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-02-21 02:49:49,755 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-02-21 02:49:49,757 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-02-21 02:49:49,759 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-02-21 02:49:49,762 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-02-21 02:49:49,765 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-02-21 02:49:49,768 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-02-21 02:49:49,775 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-02-21 02:49:49,778 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-02-21 02:49:49,778 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-02-21 02:49:49,780 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-02-21 02:49:49,781 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-02-21 02:49:49,784 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-02-21 02:49:49,784 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-02-21 02:49:49,785 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-02-21 02:49:49,787 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-02-21 02:49:49,791 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-02-21 02:49:49,792 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-02-21 02:49:49,793 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-02-21 02:49:49,794 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-02-21 02:49:49,795 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-02-21 02:49:49,800 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-02-21 02:49:49,801 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-02-21 02:49:49,801 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-02-21 02:49:49,803 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-02-21 02:49:49,803 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-02-21 02:49:49,804 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-02-21 02:49:49,804 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-02-21 02:49:49,805 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-02-21 02:49:49,806 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-02-21 02:49:49,807 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-02-21 02:49:49,807 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-02-21 02:49:49,808 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-02-21 02:49:49,808 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-02-21 02:49:49,808 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-02-21 02:49:49,809 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-02-21 02:49:49,810 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-02-21 02:49:49,810 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-02-21 02:49:49,814 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-DerefFreeMemtrack-64bit-Automizer_Bitvector.epf [2022-02-21 02:49:49,842 INFO L113 SettingsManager]: Loading preferences was successful [2022-02-21 02:49:49,842 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-02-21 02:49:49,843 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-02-21 02:49:49,843 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-02-21 02:49:49,844 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-02-21 02:49:49,844 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-02-21 02:49:49,845 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-02-21 02:49:49,845 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-02-21 02:49:49,845 INFO L138 SettingsManager]: * Use SBE=true [2022-02-21 02:49:49,846 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-02-21 02:49:49,846 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2022-02-21 02:49:49,846 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-02-21 02:49:49,846 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-02-21 02:49:49,847 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2022-02-21 02:49:49,847 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2022-02-21 02:49:49,847 INFO L138 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2022-02-21 02:49:49,847 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-02-21 02:49:49,847 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2022-02-21 02:49:49,847 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2022-02-21 02:49:49,848 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2022-02-21 02:49:49,848 INFO L138 SettingsManager]: * Use constant arrays=true [2022-02-21 02:49:49,848 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-02-21 02:49:49,848 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-02-21 02:49:49,848 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-02-21 02:49:49,848 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-02-21 02:49:49,849 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-02-21 02:49:49,849 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-02-21 02:49:49,849 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2022-02-21 02:49:49,849 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2022-02-21 02:49:49,849 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2022-02-21 02:49:49,849 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:/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> eaa36f8d6fc928ee870d520d90a886e60cc81c38519aca196541cff2c50d5a00 [2022-02-21 02:49:50,126 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-02-21 02:49:50,151 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-02-21 02:49:50,153 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-02-21 02:49:50,154 INFO L271 PluginConnector]: Initializing CDTParser... [2022-02-21 02:49:50,155 INFO L275 PluginConnector]: CDTParser initialized [2022-02-21 02:49:50,156 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/busybox-1.22.0/ls-incomplete-3.i [2022-02-21 02:49:50,204 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/afafc0930/56702cc6bfdb4933bddf912a469e4887/FLAG65aeca049 [2022-02-21 02:49:50,815 INFO L306 CDTParser]: Found 1 translation units. [2022-02-21 02:49:50,816 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/busybox-1.22.0/ls-incomplete-3.i [2022-02-21 02:49:50,848 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/afafc0930/56702cc6bfdb4933bddf912a469e4887/FLAG65aeca049 [2022-02-21 02:49:51,250 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/afafc0930/56702cc6bfdb4933bddf912a469e4887 [2022-02-21 02:49:51,253 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-02-21 02:49:51,255 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-02-21 02:49:51,257 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-02-21 02:49:51,257 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-02-21 02:49:51,259 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-02-21 02:49:51,260 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.02 02:49:51" (1/1) ... [2022-02-21 02:49:51,261 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1055fcd6 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.02 02:49:51, skipping insertion in model container [2022-02-21 02:49:51,261 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.02 02:49:51" (1/1) ... [2022-02-21 02:49:51,266 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-02-21 02:49:51,358 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-02-21 02:49:52,613 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-3.i[113333,113346] [2022-02-21 02:49:52,615 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:2034) 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:1076) 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:1465) 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:3271) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:2356) 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) [2022-02-21 02:49:52,621 INFO L158 Benchmark]: Toolchain (without parser) took 1365.49ms. Allocated memory was 62.9MB in the beginning and 88.1MB in the end (delta: 25.2MB). Free memory was 33.3MB in the beginning and 56.8MB in the end (delta: -23.5MB). Peak memory consumption was 16.1MB. Max. memory is 16.1GB. [2022-02-21 02:49:52,623 INFO L158 Benchmark]: CDTParser took 0.17ms. Allocated memory is still 62.9MB. Free memory was 44.0MB in the beginning and 43.9MB in the end (delta: 83.9kB). There was no memory consumed. Max. memory is 16.1GB. [2022-02-21 02:49:52,624 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1362.30ms. Allocated memory was 62.9MB in the beginning and 88.1MB in the end (delta: 25.2MB). Free memory was 33.1MB in the beginning and 56.8MB in the end (delta: -23.7MB). Peak memory consumption was 16.1MB. Max. memory is 16.1GB. [2022-02-21 02:49:52,625 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - AssertionsEnabledResult: Assertions are enabled Assertions are enabled - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.17ms. Allocated memory is still 62.9MB. Free memory was 44.0MB in the beginning and 43.9MB in the end (delta: 83.9kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1362.30ms. Allocated memory was 62.9MB in the beginning and 88.1MB in the end (delta: 25.2MB). Free memory was 33.1MB in the beginning and 56.8MB in the end (delta: -23.7MB). Peak memory consumption was 16.1MB. 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 Writing output log to file Ultimate.log Result: ERROR: ExceptionOrErrorResult: AssertionError: result.lrVal has to be either HeapLValue or LocalLValue