./Ultimate.py --spec ../../sv-benchmarks/c/properties/valid-memsafety.prp --file ../../sv-benchmarks/c/busybox-1.22.0/ls-incomplete-2.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for memory safety (deref-memtrack) Using default analysis Version a4ecdabc Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/run_dir_440b5550-7206-4be4-a551-fd79cc1bb75f/bin/utaipan/data/config -Xmx15G -Xms4m -jar /tmp/vcloud-vcloud-master/worker/run_dir_440b5550-7206-4be4-a551-fd79cc1bb75f/bin/utaipan/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/run_dir_440b5550-7206-4be4-a551-fd79cc1bb75f/bin/utaipan/data -tc /tmp/vcloud-vcloud-master/worker/run_dir_440b5550-7206-4be4-a551-fd79cc1bb75f/bin/utaipan/config/TaipanMemDerefMemtrack.xml -i ../../sv-benchmarks/c/busybox-1.22.0/ls-incomplete-2.i -s /tmp/vcloud-vcloud-master/worker/run_dir_440b5550-7206-4be4-a551-fd79cc1bb75f/bin/utaipan/config/svcomp-DerefFreeMemtrack-64bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/run_dir_440b5550-7206-4be4-a551-fd79cc1bb75f/bin/utaipan --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) --witnessprinter.graph.data.producer Taipan --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash ea739b3a087bd6a386ace7b5e48629a141031dda ..................................................................................................................................................................... Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/run_dir_440b5550-7206-4be4-a551-fd79cc1bb75f/bin/utaipan/data/config -Xmx15G -Xms4m -jar /tmp/vcloud-vcloud-master/worker/run_dir_440b5550-7206-4be4-a551-fd79cc1bb75f/bin/utaipan/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/run_dir_440b5550-7206-4be4-a551-fd79cc1bb75f/bin/utaipan/data -tc /tmp/vcloud-vcloud-master/worker/run_dir_440b5550-7206-4be4-a551-fd79cc1bb75f/bin/utaipan/config/TaipanMemDerefMemtrack.xml -i ../../sv-benchmarks/c/busybox-1.22.0/ls-incomplete-2.i -s /tmp/vcloud-vcloud-master/worker/run_dir_440b5550-7206-4be4-a551-fd79cc1bb75f/bin/utaipan/config/svcomp-DerefFreeMemtrack-64bit-Taipan_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/run_dir_440b5550-7206-4be4-a551-fd79cc1bb75f/bin/utaipan --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) --witnessprinter.graph.data.producer Taipan --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash ea739b3a087bd6a386ace7b5e48629a141031dda .................................................................................................................................................................. Execution finished normally 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 0.2.0-a4ecdab [2020-11-28 07:26:25,578 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-11-28 07:26:25,585 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-11-28 07:26:25,648 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-11-28 07:26:25,649 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-11-28 07:26:25,651 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-11-28 07:26:25,653 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-11-28 07:26:25,655 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-11-28 07:26:25,658 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-11-28 07:26:25,659 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-11-28 07:26:25,660 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-11-28 07:26:25,662 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-11-28 07:26:25,663 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-11-28 07:26:25,664 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-11-28 07:26:25,666 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-11-28 07:26:25,668 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-11-28 07:26:25,669 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-11-28 07:26:25,670 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-11-28 07:26:25,673 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-11-28 07:26:25,675 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-11-28 07:26:25,677 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-11-28 07:26:25,679 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-11-28 07:26:25,681 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-11-28 07:26:25,682 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-11-28 07:26:25,686 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-11-28 07:26:25,686 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-11-28 07:26:25,687 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-11-28 07:26:25,688 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-11-28 07:26:25,689 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-11-28 07:26:25,690 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-11-28 07:26:25,691 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-11-28 07:26:25,692 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-11-28 07:26:25,693 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-11-28 07:26:25,694 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-11-28 07:26:25,696 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-11-28 07:26:25,696 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-11-28 07:26:25,697 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-11-28 07:26:25,698 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-11-28 07:26:25,698 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-11-28 07:26:25,699 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-11-28 07:26:25,700 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-11-28 07:26:25,701 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/run_dir_440b5550-7206-4be4-a551-fd79cc1bb75f/bin/utaipan/config/svcomp-DerefFreeMemtrack-64bit-Taipan_Default.epf [2020-11-28 07:26:25,727 INFO L113 SettingsManager]: Loading preferences was successful [2020-11-28 07:26:25,727 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-11-28 07:26:25,728 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2020-11-28 07:26:25,729 INFO L138 SettingsManager]: * User list type=DISABLED [2020-11-28 07:26:25,729 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2020-11-28 07:26:25,730 INFO L138 SettingsManager]: * Explicit value domain=true [2020-11-28 07:26:25,730 INFO L138 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2020-11-28 07:26:25,730 INFO L138 SettingsManager]: * Octagon Domain=false [2020-11-28 07:26:25,731 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2020-11-28 07:26:25,731 INFO L138 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2020-11-28 07:26:25,732 INFO L138 SettingsManager]: * Use the RCFG-of-the-future interface=true [2020-11-28 07:26:25,732 INFO L138 SettingsManager]: * Interval Domain=false [2020-11-28 07:26:25,733 INFO L136 SettingsManager]: Preferences of Sifa differ from their defaults: [2020-11-28 07:26:25,733 INFO L138 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2020-11-28 07:26:25,733 INFO L138 SettingsManager]: * Simplification Technique=SIMPLIFY_QUICK [2020-11-28 07:26:25,735 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-11-28 07:26:25,737 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-11-28 07:26:25,737 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-11-28 07:26:25,737 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2020-11-28 07:26:25,738 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-11-28 07:26:25,738 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-11-28 07:26:25,738 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2020-11-28 07:26:25,738 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2020-11-28 07:26:25,739 INFO L138 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2020-11-28 07:26:25,739 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-11-28 07:26:25,739 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2020-11-28 07:26:25,739 INFO L138 SettingsManager]: * Use constant arrays=true [2020-11-28 07:26:25,740 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-11-28 07:26:25,740 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-11-28 07:26:25,741 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-11-28 07:26:25,741 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-11-28 07:26:25,741 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-11-28 07:26:25,742 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-11-28 07:26:25,742 INFO L138 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2020-11-28 07:26:25,742 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-11-28 07:26:25,742 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-11-28 07:26:25,743 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2020-11-28 07:26:25,744 INFO L138 SettingsManager]: * Abstract interpretation Mode=USE_PREDICATES WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/tmp/vcloud-vcloud-master/worker/run_dir_440b5550-7206-4be4-a551-fd79cc1bb75f/bin/utaipan/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud-vcloud-master/worker/run_dir_440b5550-7206-4be4-a551-fd79cc1bb75f/bin/utaipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> ea739b3a087bd6a386ace7b5e48629a141031dda [2020-11-28 07:26:26,013 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-11-28 07:26:26,054 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-11-28 07:26:26,058 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-11-28 07:26:26,059 INFO L271 PluginConnector]: Initializing CDTParser... [2020-11-28 07:26:26,060 INFO L275 PluginConnector]: CDTParser initialized [2020-11-28 07:26:26,061 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/run_dir_440b5550-7206-4be4-a551-fd79cc1bb75f/bin/utaipan/../../sv-benchmarks/c/busybox-1.22.0/ls-incomplete-2.i [2020-11-28 07:26:26,132 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_440b5550-7206-4be4-a551-fd79cc1bb75f/bin/utaipan/data/b8bd45300/15dde7df8daf436aa64e9e463fbadc7a/FLAG87a762e12 [2020-11-28 07:26:27,032 INFO L306 CDTParser]: Found 1 translation units. [2020-11-28 07:26:27,033 INFO L160 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/run_dir_440b5550-7206-4be4-a551-fd79cc1bb75f/sv-benchmarks/c/busybox-1.22.0/ls-incomplete-2.i [2020-11-28 07:26:27,083 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_440b5550-7206-4be4-a551-fd79cc1bb75f/bin/utaipan/data/b8bd45300/15dde7df8daf436aa64e9e463fbadc7a/FLAG87a762e12 [2020-11-28 07:26:27,547 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/run_dir_440b5550-7206-4be4-a551-fd79cc1bb75f/bin/utaipan/data/b8bd45300/15dde7df8daf436aa64e9e463fbadc7a [2020-11-28 07:26:27,550 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-11-28 07:26:27,552 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2020-11-28 07:26:27,553 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-11-28 07:26:27,554 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-11-28 07:26:27,558 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-11-28 07:26:27,558 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.11 07:26:27" (1/1) ... [2020-11-28 07:26:27,560 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4941165a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 07:26:27, skipping insertion in model container [2020-11-28 07:26:27,561 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.11 07:26:27" (1/1) ... [2020-11-28 07:26:27,568 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-11-28 07:26:27,684 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-11-28 07:26:29,585 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:690) 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:1971) 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:1045) 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:1423) 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:3209) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:2292) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:579) 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) [2020-11-28 07:26:29,590 INFO L168 Benchmark]: Toolchain (without parser) took 2036.88 ms. Allocated memory was 98.6 MB in the beginning and 119.5 MB in the end (delta: 21.0 MB). Free memory was 60.9 MB in the beginning and 64.4 MB in the end (delta: -3.5 MB). Peak memory consumption was 17.3 MB. Max. memory is 16.1 GB. [2020-11-28 07:26:29,591 INFO L168 Benchmark]: CDTParser took 0.26 ms. Allocated memory is still 98.6 MB. Free memory is still 57.6 MB. There was no memory consumed. Max. memory is 16.1 GB. [2020-11-28 07:26:29,592 INFO L168 Benchmark]: CACSL2BoogieTranslator took 2034.27 ms. Allocated memory was 98.6 MB in the beginning and 119.5 MB in the end (delta: 21.0 MB). Free memory was 60.7 MB in the beginning and 64.4 MB in the end (delta: -3.7 MB). Peak memory consumption was 17.3 MB. Max. memory is 16.1 GB. [2020-11-28 07:26:29,594 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.26 ms. Allocated memory is still 98.6 MB. Free memory is still 57.6 MB. There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 2034.27 ms. Allocated memory was 98.6 MB in the beginning and 119.5 MB in the end (delta: 21.0 MB). Free memory was 60.7 MB in the beginning and 64.4 MB in the end (delta: -3.7 MB). Peak memory consumption was 17.3 MB. Max. memory is 16.1 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... ### Bit-precise run ### This is Ultimate 0.2.0-a4ecdab [2020-11-28 07:26:31,746 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-11-28 07:26:31,748 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-11-28 07:26:31,789 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-11-28 07:26:31,790 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-11-28 07:26:31,794 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-11-28 07:26:31,797 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-11-28 07:26:31,802 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-11-28 07:26:31,807 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-11-28 07:26:31,814 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-11-28 07:26:31,816 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-11-28 07:26:31,826 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-11-28 07:26:31,826 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-11-28 07:26:31,827 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-11-28 07:26:31,828 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-11-28 07:26:31,829 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-11-28 07:26:31,829 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-11-28 07:26:31,830 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-11-28 07:26:31,832 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-11-28 07:26:31,835 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-11-28 07:26:31,836 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-11-28 07:26:31,838 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-11-28 07:26:31,840 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-11-28 07:26:31,841 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-11-28 07:26:31,846 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-11-28 07:26:31,854 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-11-28 07:26:31,854 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-11-28 07:26:31,855 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-11-28 07:26:31,856 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-11-28 07:26:31,857 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-11-28 07:26:31,859 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-11-28 07:26:31,859 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-11-28 07:26:31,863 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-11-28 07:26:31,864 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-11-28 07:26:31,865 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-11-28 07:26:31,866 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-11-28 07:26:31,867 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-11-28 07:26:31,868 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-11-28 07:26:31,868 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-11-28 07:26:31,869 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-11-28 07:26:31,870 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-11-28 07:26:31,871 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/run_dir_440b5550-7206-4be4-a551-fd79cc1bb75f/bin/utaipan/config/svcomp-DerefFreeMemtrack-64bit-Taipan_Bitvector.epf [2020-11-28 07:26:31,902 INFO L113 SettingsManager]: Loading preferences was successful [2020-11-28 07:26:31,903 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-11-28 07:26:31,905 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2020-11-28 07:26:31,905 INFO L138 SettingsManager]: * User list type=DISABLED [2020-11-28 07:26:31,906 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2020-11-28 07:26:31,906 INFO L138 SettingsManager]: * Explicit value domain=true [2020-11-28 07:26:31,906 INFO L138 SettingsManager]: * Octagon Domain=false [2020-11-28 07:26:31,906 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2020-11-28 07:26:31,906 INFO L138 SettingsManager]: * Interval Domain=false [2020-11-28 07:26:31,907 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-11-28 07:26:31,909 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-11-28 07:26:31,909 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-11-28 07:26:31,909 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2020-11-28 07:26:31,909 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-11-28 07:26:31,910 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-11-28 07:26:31,910 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2020-11-28 07:26:31,910 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2020-11-28 07:26:31,910 INFO L138 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2020-11-28 07:26:31,910 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-11-28 07:26:31,911 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2020-11-28 07:26:31,911 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2020-11-28 07:26:31,911 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2020-11-28 07:26:31,911 INFO L138 SettingsManager]: * Use constant arrays=true [2020-11-28 07:26:31,912 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-11-28 07:26:31,912 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-11-28 07:26:31,912 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-11-28 07:26:31,912 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-11-28 07:26:31,913 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-11-28 07:26:31,913 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-11-28 07:26:31,913 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-11-28 07:26:31,913 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2020-11-28 07:26:31,914 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2020-11-28 07:26:31,914 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-11-28 07:26:31,914 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2020-11-28 07:26:31,914 INFO L138 SettingsManager]: * Logic for external solver=AUFBV WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/tmp/vcloud-vcloud-master/worker/run_dir_440b5550-7206-4be4-a551-fd79cc1bb75f/bin/utaipan/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud-vcloud-master/worker/run_dir_440b5550-7206-4be4-a551-fd79cc1bb75f/bin/utaipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> ea739b3a087bd6a386ace7b5e48629a141031dda [2020-11-28 07:26:32,299 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-11-28 07:26:32,320 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-11-28 07:26:32,322 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-11-28 07:26:32,323 INFO L271 PluginConnector]: Initializing CDTParser... [2020-11-28 07:26:32,324 INFO L275 PluginConnector]: CDTParser initialized [2020-11-28 07:26:32,325 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/run_dir_440b5550-7206-4be4-a551-fd79cc1bb75f/bin/utaipan/../../sv-benchmarks/c/busybox-1.22.0/ls-incomplete-2.i [2020-11-28 07:26:32,395 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_440b5550-7206-4be4-a551-fd79cc1bb75f/bin/utaipan/data/5e6ff2912/2cb287a9e21e4b2c8f847c8ccd9d0ac7/FLAG3ef0a5a19 [2020-11-28 07:26:33,300 INFO L306 CDTParser]: Found 1 translation units. [2020-11-28 07:26:33,300 INFO L160 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/run_dir_440b5550-7206-4be4-a551-fd79cc1bb75f/sv-benchmarks/c/busybox-1.22.0/ls-incomplete-2.i [2020-11-28 07:26:33,357 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_440b5550-7206-4be4-a551-fd79cc1bb75f/bin/utaipan/data/5e6ff2912/2cb287a9e21e4b2c8f847c8ccd9d0ac7/FLAG3ef0a5a19 [2020-11-28 07:26:33,810 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/run_dir_440b5550-7206-4be4-a551-fd79cc1bb75f/bin/utaipan/data/5e6ff2912/2cb287a9e21e4b2c8f847c8ccd9d0ac7 [2020-11-28 07:26:33,814 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-11-28 07:26:33,816 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2020-11-28 07:26:33,817 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-11-28 07:26:33,818 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-11-28 07:26:33,822 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-11-28 07:26:33,822 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.11 07:26:33" (1/1) ... [2020-11-28 07:26:33,826 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@451f6106 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 07:26:33, skipping insertion in model container [2020-11-28 07:26:33,826 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.11 07:26:33" (1/1) ... [2020-11-28 07:26:33,834 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-11-28 07:26:33,962 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-11-28 07:26:36,235 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:690) 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:1971) 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:1045) 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:1423) 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:3209) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:2292) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:579) 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) [2020-11-28 07:26:36,246 INFO L168 Benchmark]: Toolchain (without parser) took 2427.76 ms. Allocated memory was 50.3 MB in the beginning and 60.8 MB in the end (delta: 10.5 MB). Free memory was 28.7 MB in the beginning and 24.8 MB in the end (delta: 3.9 MB). Peak memory consumption was 17.5 MB. Max. memory is 16.1 GB. [2020-11-28 07:26:36,248 INFO L168 Benchmark]: CDTParser took 0.23 ms. Allocated memory is still 50.3 MB. Free memory was 32.5 MB in the beginning and 32.5 MB in the end (delta: 63.0 kB). There was no memory consumed. Max. memory is 16.1 GB. [2020-11-28 07:26:36,249 INFO L168 Benchmark]: CACSL2BoogieTranslator took 2425.19 ms. Allocated memory was 50.3 MB in the beginning and 60.8 MB in the end (delta: 10.5 MB). Free memory was 28.5 MB in the beginning and 24.8 MB in the end (delta: 3.7 MB). Peak memory consumption was 15.4 MB. Max. memory is 16.1 GB. [2020-11-28 07:26:36,253 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.23 ms. Allocated memory is still 50.3 MB. Free memory was 32.5 MB in the beginning and 32.5 MB in the end (delta: 63.0 kB). There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 2425.19 ms. Allocated memory was 50.3 MB in the beginning and 60.8 MB in the end (delta: 10.5 MB). Free memory was 28.5 MB in the beginning and 24.8 MB in the end (delta: 3.7 MB). Peak memory consumption was 15.4 MB. Max. memory is 16.1 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...