./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 7b2dab56 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/run_dir_eec9ca63-afe5-47e8-a5eb-e76deaec97ca/bin/utaipan/data/config -Xmx15G -Xms4m -jar /tmp/vcloud-vcloud-master/worker/run_dir_eec9ca63-afe5-47e8-a5eb-e76deaec97ca/bin/utaipan/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/run_dir_eec9ca63-afe5-47e8-a5eb-e76deaec97ca/bin/utaipan/data -tc /tmp/vcloud-vcloud-master/worker/run_dir_eec9ca63-afe5-47e8-a5eb-e76deaec97ca/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_eec9ca63-afe5-47e8-a5eb-e76deaec97ca/bin/utaipan/config/svcomp-DerefFreeMemtrack-64bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/run_dir_eec9ca63-afe5-47e8-a5eb-e76deaec97ca/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_eec9ca63-afe5-47e8-a5eb-e76deaec97ca/bin/utaipan/data/config -Xmx15G -Xms4m -jar /tmp/vcloud-vcloud-master/worker/run_dir_eec9ca63-afe5-47e8-a5eb-e76deaec97ca/bin/utaipan/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/run_dir_eec9ca63-afe5-47e8-a5eb-e76deaec97ca/bin/utaipan/data -tc /tmp/vcloud-vcloud-master/worker/run_dir_eec9ca63-afe5-47e8-a5eb-e76deaec97ca/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_eec9ca63-afe5-47e8-a5eb-e76deaec97ca/bin/utaipan/config/svcomp-DerefFreeMemtrack-64bit-Taipan_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/run_dir_eec9ca63-afe5-47e8-a5eb-e76deaec97ca/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 0.2.0-7b2dab5 [2020-12-03 12:39:58,344 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-12-03 12:39:58,346 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-12-03 12:39:58,403 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-12-03 12:39:58,403 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-12-03 12:39:58,405 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-12-03 12:39:58,407 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-12-03 12:39:58,409 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-12-03 12:39:58,431 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-12-03 12:39:58,433 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-12-03 12:39:58,434 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-12-03 12:39:58,436 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-12-03 12:39:58,436 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-12-03 12:39:58,438 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-12-03 12:39:58,439 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-12-03 12:39:58,440 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-12-03 12:39:58,442 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-12-03 12:39:58,443 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-12-03 12:39:58,445 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-12-03 12:39:58,448 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-12-03 12:39:58,450 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-12-03 12:39:58,452 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-12-03 12:39:58,453 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-12-03 12:39:58,454 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-12-03 12:39:58,458 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-12-03 12:39:58,459 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-12-03 12:39:58,459 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-12-03 12:39:58,460 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-12-03 12:39:58,461 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-12-03 12:39:58,462 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-12-03 12:39:58,463 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-12-03 12:39:58,464 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-12-03 12:39:58,465 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-12-03 12:39:58,466 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-12-03 12:39:58,467 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-12-03 12:39:58,468 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-12-03 12:39:58,469 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-12-03 12:39:58,469 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-12-03 12:39:58,470 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-12-03 12:39:58,471 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-12-03 12:39:58,472 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-12-03 12:39:58,473 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/run_dir_eec9ca63-afe5-47e8-a5eb-e76deaec97ca/bin/utaipan/config/svcomp-DerefFreeMemtrack-64bit-Taipan_Default.epf [2020-12-03 12:39:58,497 INFO L113 SettingsManager]: Loading preferences was successful [2020-12-03 12:39:58,498 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-12-03 12:39:58,499 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2020-12-03 12:39:58,499 INFO L138 SettingsManager]: * User list type=DISABLED [2020-12-03 12:39:58,499 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2020-12-03 12:39:58,500 INFO L138 SettingsManager]: * Explicit value domain=true [2020-12-03 12:39:58,500 INFO L138 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2020-12-03 12:39:58,500 INFO L138 SettingsManager]: * Octagon Domain=false [2020-12-03 12:39:58,500 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2020-12-03 12:39:58,500 INFO L138 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2020-12-03 12:39:58,501 INFO L138 SettingsManager]: * Use the RCFG-of-the-future interface=true [2020-12-03 12:39:58,501 INFO L138 SettingsManager]: * Interval Domain=false [2020-12-03 12:39:58,501 INFO L136 SettingsManager]: Preferences of Sifa differ from their defaults: [2020-12-03 12:39:58,501 INFO L138 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2020-12-03 12:39:58,502 INFO L138 SettingsManager]: * Simplification Technique=SIMPLIFY_QUICK [2020-12-03 12:39:58,503 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-12-03 12:39:58,503 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-12-03 12:39:58,503 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-12-03 12:39:58,503 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2020-12-03 12:39:58,504 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-12-03 12:39:58,504 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-12-03 12:39:58,504 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2020-12-03 12:39:58,504 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2020-12-03 12:39:58,505 INFO L138 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2020-12-03 12:39:58,505 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-12-03 12:39:58,505 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2020-12-03 12:39:58,505 INFO L138 SettingsManager]: * Use constant arrays=true [2020-12-03 12:39:58,506 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-12-03 12:39:58,506 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-12-03 12:39:58,506 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-12-03 12:39:58,506 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-12-03 12:39:58,507 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-12-03 12:39:58,507 INFO L138 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2020-12-03 12:39:58,507 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-12-03 12:39:58,507 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-12-03 12:39:58,508 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2020-12-03 12:39:58,508 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_eec9ca63-afe5-47e8-a5eb-e76deaec97ca/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud-vcloud-master/worker/run_dir_eec9ca63-afe5-47e8-a5eb-e76deaec97ca/bin/utaipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> ea739b3a087bd6a386ace7b5e48629a141031dda [2020-12-03 12:39:58,748 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-12-03 12:39:58,790 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-12-03 12:39:58,794 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-12-03 12:39:58,795 INFO L271 PluginConnector]: Initializing CDTParser... [2020-12-03 12:39:58,796 INFO L275 PluginConnector]: CDTParser initialized [2020-12-03 12:39:58,797 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/run_dir_eec9ca63-afe5-47e8-a5eb-e76deaec97ca/bin/utaipan/../../sv-benchmarks/c/busybox-1.22.0/ls-incomplete-2.i [2020-12-03 12:39:58,873 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_eec9ca63-afe5-47e8-a5eb-e76deaec97ca/bin/utaipan/data/543445df6/68f7b1ffe3f641bd8245a1ec3b8d7079/FLAGd0413416a [2020-12-03 12:39:59,743 INFO L306 CDTParser]: Found 1 translation units. [2020-12-03 12:39:59,745 INFO L160 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/run_dir_eec9ca63-afe5-47e8-a5eb-e76deaec97ca/sv-benchmarks/c/busybox-1.22.0/ls-incomplete-2.i [2020-12-03 12:39:59,790 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_eec9ca63-afe5-47e8-a5eb-e76deaec97ca/bin/utaipan/data/543445df6/68f7b1ffe3f641bd8245a1ec3b8d7079/FLAGd0413416a [2020-12-03 12:40:00,213 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/run_dir_eec9ca63-afe5-47e8-a5eb-e76deaec97ca/bin/utaipan/data/543445df6/68f7b1ffe3f641bd8245a1ec3b8d7079 [2020-12-03 12:40:00,216 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-12-03 12:40:00,219 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2020-12-03 12:40:00,225 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-12-03 12:40:00,225 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-12-03 12:40:00,228 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-12-03 12:40:00,232 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 03.12 12:40:00" (1/1) ... [2020-12-03 12:40:00,235 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6f3b37da and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 12:40:00, skipping insertion in model container [2020-12-03 12:40:00,235 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 03.12 12:40:00" (1/1) ... [2020-12-03 12:40:00,241 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-12-03 12:40:00,326 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-12-03 12:40:02,729 WARN L226 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud-vcloud-master/worker/run_dir_eec9ca63-afe5-47e8-a5eb-e76deaec97ca/sv-benchmarks/c/busybox-1.22.0/ls-incomplete-2.i[113333,113346] [2020-12-03 12:40:02,733 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:691) 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:1972) 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:1046) 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:1424) 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:3213) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:2293) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:580) 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) [2020-12-03 12:40:02,739 INFO L168 Benchmark]: Toolchain (without parser) took 2518.40 ms. Allocated memory was 100.7 MB in the beginning and 138.4 MB in the end (delta: 37.7 MB). Free memory was 65.5 MB in the beginning and 83.4 MB in the end (delta: -17.9 MB). Peak memory consumption was 21.1 MB. Max. memory is 16.1 GB. [2020-12-03 12:40:02,740 INFO L168 Benchmark]: CDTParser took 0.19 ms. Allocated memory is still 100.7 MB. Free memory was 56.9 MB in the beginning and 56.9 MB in the end (delta: 78.4 kB). There was no memory consumed. Max. memory is 16.1 GB. [2020-12-03 12:40:02,741 INFO L168 Benchmark]: CACSL2BoogieTranslator took 2511.57 ms. Allocated memory was 100.7 MB in the beginning and 138.4 MB in the end (delta: 37.7 MB). Free memory was 65.2 MB in the beginning and 83.4 MB in the end (delta: -18.2 MB). Peak memory consumption was 21.1 MB. Max. memory is 16.1 GB. [2020-12-03 12:40:02,745 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.19 ms. Allocated memory is still 100.7 MB. Free memory was 56.9 MB in the beginning and 56.9 MB in the end (delta: 78.4 kB). There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 2511.57 ms. Allocated memory was 100.7 MB in the beginning and 138.4 MB in the end (delta: 37.7 MB). Free memory was 65.2 MB in the beginning and 83.4 MB in the end (delta: -18.2 MB). Peak memory consumption was 21.1 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 0.2.0-7b2dab5 [2020-12-03 12:40:05,034 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-12-03 12:40:05,038 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-12-03 12:40:05,088 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-12-03 12:40:05,089 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-12-03 12:40:05,095 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-12-03 12:40:05,098 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-12-03 12:40:05,102 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-12-03 12:40:05,106 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-12-03 12:40:05,112 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-12-03 12:40:05,114 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-12-03 12:40:05,131 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-12-03 12:40:05,131 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-12-03 12:40:05,137 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-12-03 12:40:05,139 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-12-03 12:40:05,141 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-12-03 12:40:05,143 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-12-03 12:40:05,146 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-12-03 12:40:05,150 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-12-03 12:40:05,158 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-12-03 12:40:05,160 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-12-03 12:40:05,162 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-12-03 12:40:05,169 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-12-03 12:40:05,172 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-12-03 12:40:05,179 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-12-03 12:40:05,182 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-12-03 12:40:05,183 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-12-03 12:40:05,185 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-12-03 12:40:05,186 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-12-03 12:40:05,188 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-12-03 12:40:05,188 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-12-03 12:40:05,189 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-12-03 12:40:05,192 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-12-03 12:40:05,193 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-12-03 12:40:05,194 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-12-03 12:40:05,195 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-12-03 12:40:05,196 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-12-03 12:40:05,196 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-12-03 12:40:05,196 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-12-03 12:40:05,199 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-12-03 12:40:05,200 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-12-03 12:40:05,201 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/run_dir_eec9ca63-afe5-47e8-a5eb-e76deaec97ca/bin/utaipan/config/svcomp-DerefFreeMemtrack-64bit-Taipan_Bitvector.epf [2020-12-03 12:40:05,247 INFO L113 SettingsManager]: Loading preferences was successful [2020-12-03 12:40:05,247 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-12-03 12:40:05,250 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2020-12-03 12:40:05,250 INFO L138 SettingsManager]: * User list type=DISABLED [2020-12-03 12:40:05,251 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2020-12-03 12:40:05,251 INFO L138 SettingsManager]: * Explicit value domain=true [2020-12-03 12:40:05,252 INFO L138 SettingsManager]: * Octagon Domain=false [2020-12-03 12:40:05,252 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2020-12-03 12:40:05,252 INFO L138 SettingsManager]: * Interval Domain=false [2020-12-03 12:40:05,254 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-12-03 12:40:05,255 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-12-03 12:40:05,256 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-12-03 12:40:05,256 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2020-12-03 12:40:05,257 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-12-03 12:40:05,257 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-12-03 12:40:05,257 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2020-12-03 12:40:05,258 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2020-12-03 12:40:05,258 INFO L138 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2020-12-03 12:40:05,258 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-12-03 12:40:05,259 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2020-12-03 12:40:05,259 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2020-12-03 12:40:05,259 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2020-12-03 12:40:05,260 INFO L138 SettingsManager]: * Use constant arrays=true [2020-12-03 12:40:05,260 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-12-03 12:40:05,260 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-12-03 12:40:05,261 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-12-03 12:40:05,261 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-12-03 12:40:05,261 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-12-03 12:40:05,262 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-12-03 12:40:05,262 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2020-12-03 12:40:05,262 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2020-12-03 12:40:05,263 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-12-03 12:40:05,263 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2020-12-03 12:40:05,263 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_eec9ca63-afe5-47e8-a5eb-e76deaec97ca/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud-vcloud-master/worker/run_dir_eec9ca63-afe5-47e8-a5eb-e76deaec97ca/bin/utaipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> ea739b3a087bd6a386ace7b5e48629a141031dda [2020-12-03 12:40:05,735 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-12-03 12:40:05,784 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-12-03 12:40:05,787 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-12-03 12:40:05,788 INFO L271 PluginConnector]: Initializing CDTParser... [2020-12-03 12:40:05,789 INFO L275 PluginConnector]: CDTParser initialized [2020-12-03 12:40:05,790 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/run_dir_eec9ca63-afe5-47e8-a5eb-e76deaec97ca/bin/utaipan/../../sv-benchmarks/c/busybox-1.22.0/ls-incomplete-2.i [2020-12-03 12:40:05,869 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_eec9ca63-afe5-47e8-a5eb-e76deaec97ca/bin/utaipan/data/c066d247f/645e13bff1f54b5994e8b218907cb0a0/FLAG2f9a1e68f [2020-12-03 12:40:06,732 INFO L306 CDTParser]: Found 1 translation units. [2020-12-03 12:40:06,733 INFO L160 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/run_dir_eec9ca63-afe5-47e8-a5eb-e76deaec97ca/sv-benchmarks/c/busybox-1.22.0/ls-incomplete-2.i [2020-12-03 12:40:06,786 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_eec9ca63-afe5-47e8-a5eb-e76deaec97ca/bin/utaipan/data/c066d247f/645e13bff1f54b5994e8b218907cb0a0/FLAG2f9a1e68f [2020-12-03 12:40:07,266 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/run_dir_eec9ca63-afe5-47e8-a5eb-e76deaec97ca/bin/utaipan/data/c066d247f/645e13bff1f54b5994e8b218907cb0a0 [2020-12-03 12:40:07,269 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-12-03 12:40:07,270 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2020-12-03 12:40:07,274 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-12-03 12:40:07,274 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-12-03 12:40:07,277 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-12-03 12:40:07,278 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 03.12 12:40:07" (1/1) ... [2020-12-03 12:40:07,280 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@53178b85 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 12:40:07, skipping insertion in model container [2020-12-03 12:40:07,280 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 03.12 12:40:07" (1/1) ... [2020-12-03 12:40:07,287 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-12-03 12:40:07,436 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-12-03 12:40:09,675 WARN L226 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud-vcloud-master/worker/run_dir_eec9ca63-afe5-47e8-a5eb-e76deaec97ca/sv-benchmarks/c/busybox-1.22.0/ls-incomplete-2.i[113333,113346] [2020-12-03 12:40:09,678 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:691) 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:1972) 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:1046) 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:1424) 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:3213) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:2293) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:580) 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) [2020-12-03 12:40:09,689 INFO L168 Benchmark]: Toolchain (without parser) took 2417.36 ms. Allocated memory was 56.6 MB in the beginning and 75.5 MB in the end (delta: 18.9 MB). Free memory was 26.4 MB in the beginning and 46.1 MB in the end (delta: -19.7 MB). Peak memory consumption was 14.3 MB. Max. memory is 16.1 GB. [2020-12-03 12:40:09,690 INFO L168 Benchmark]: CDTParser took 0.33 ms. Allocated memory is still 56.6 MB. Free memory was 38.3 MB in the beginning and 38.2 MB in the end (delta: 73.4 kB). There was no memory consumed. Max. memory is 16.1 GB. [2020-12-03 12:40:09,691 INFO L168 Benchmark]: CACSL2BoogieTranslator took 2413.24 ms. Allocated memory was 56.6 MB in the beginning and 75.5 MB in the end (delta: 18.9 MB). Free memory was 26.2 MB in the beginning and 46.1 MB in the end (delta: -19.9 MB). Peak memory consumption was 14.3 MB. Max. memory is 16.1 GB. [2020-12-03 12:40:09,694 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.33 ms. Allocated memory is still 56.6 MB. Free memory was 38.3 MB in the beginning and 38.2 MB in the end (delta: 73.4 kB). There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 2413.24 ms. Allocated memory was 56.6 MB in the beginning and 75.5 MB in the end (delta: 18.9 MB). Free memory was 26.2 MB in the beginning and 46.1 MB in the end (delta: -19.9 MB). Peak memory consumption was 14.3 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...