./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_495b00d7-cbf9-401b-b1a6-b4f9ac5f23d2/bin/utaipan/data/config -Xmx15G -Xms4m -jar /tmp/vcloud-vcloud-master/worker/run_dir_495b00d7-cbf9-401b-b1a6-b4f9ac5f23d2/bin/utaipan/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/run_dir_495b00d7-cbf9-401b-b1a6-b4f9ac5f23d2/bin/utaipan/data -tc /tmp/vcloud-vcloud-master/worker/run_dir_495b00d7-cbf9-401b-b1a6-b4f9ac5f23d2/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_495b00d7-cbf9-401b-b1a6-b4f9ac5f23d2/bin/utaipan/config/svcomp-DerefFreeMemtrack-64bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/run_dir_495b00d7-cbf9-401b-b1a6-b4f9ac5f23d2/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_495b00d7-cbf9-401b-b1a6-b4f9ac5f23d2/bin/utaipan/data/config -Xmx15G -Xms4m -jar /tmp/vcloud-vcloud-master/worker/run_dir_495b00d7-cbf9-401b-b1a6-b4f9ac5f23d2/bin/utaipan/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/run_dir_495b00d7-cbf9-401b-b1a6-b4f9ac5f23d2/bin/utaipan/data -tc /tmp/vcloud-vcloud-master/worker/run_dir_495b00d7-cbf9-401b-b1a6-b4f9ac5f23d2/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_495b00d7-cbf9-401b-b1a6-b4f9ac5f23d2/bin/utaipan/config/svcomp-DerefFreeMemtrack-64bit-Taipan_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/run_dir_495b00d7-cbf9-401b-b1a6-b4f9ac5f23d2/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 [2020-11-30 02:23:12,123 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-11-30 02:23:12,126 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-11-30 02:23:12,182 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-11-30 02:23:12,183 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-11-30 02:23:12,184 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-11-30 02:23:12,187 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-11-30 02:23:12,189 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-11-30 02:23:12,192 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-11-30 02:23:12,193 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-11-30 02:23:12,194 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-11-30 02:23:12,196 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-11-30 02:23:12,197 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-11-30 02:23:12,198 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-11-30 02:23:12,200 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-11-30 02:23:12,201 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-11-30 02:23:12,203 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-11-30 02:23:12,204 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-11-30 02:23:12,206 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-11-30 02:23:12,209 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-11-30 02:23:12,211 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-11-30 02:23:12,213 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-11-30 02:23:12,225 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-11-30 02:23:12,227 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-11-30 02:23:12,232 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-11-30 02:23:12,234 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-11-30 02:23:12,235 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-11-30 02:23:12,237 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-11-30 02:23:12,238 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-11-30 02:23:12,239 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-11-30 02:23:12,239 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-11-30 02:23:12,240 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-11-30 02:23:12,241 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-11-30 02:23:12,242 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-11-30 02:23:12,245 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-11-30 02:23:12,246 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-11-30 02:23:12,247 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-11-30 02:23:12,247 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-11-30 02:23:12,247 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-11-30 02:23:12,249 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-11-30 02:23:12,250 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-11-30 02:23:12,253 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/run_dir_495b00d7-cbf9-401b-b1a6-b4f9ac5f23d2/bin/utaipan/config/svcomp-DerefFreeMemtrack-64bit-Taipan_Default.epf [2020-11-30 02:23:12,303 INFO L113 SettingsManager]: Loading preferences was successful [2020-11-30 02:23:12,303 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-11-30 02:23:12,305 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2020-11-30 02:23:12,305 INFO L138 SettingsManager]: * User list type=DISABLED [2020-11-30 02:23:12,306 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2020-11-30 02:23:12,306 INFO L138 SettingsManager]: * Explicit value domain=true [2020-11-30 02:23:12,306 INFO L138 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2020-11-30 02:23:12,306 INFO L138 SettingsManager]: * Octagon Domain=false [2020-11-30 02:23:12,307 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2020-11-30 02:23:12,307 INFO L138 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2020-11-30 02:23:12,308 INFO L138 SettingsManager]: * Use the RCFG-of-the-future interface=true [2020-11-30 02:23:12,308 INFO L138 SettingsManager]: * Interval Domain=false [2020-11-30 02:23:12,309 INFO L136 SettingsManager]: Preferences of Sifa differ from their defaults: [2020-11-30 02:23:12,309 INFO L138 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2020-11-30 02:23:12,309 INFO L138 SettingsManager]: * Simplification Technique=SIMPLIFY_QUICK [2020-11-30 02:23:12,311 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-11-30 02:23:12,312 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-11-30 02:23:12,312 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-11-30 02:23:12,312 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2020-11-30 02:23:12,312 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-11-30 02:23:12,313 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-11-30 02:23:12,313 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2020-11-30 02:23:12,313 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2020-11-30 02:23:12,313 INFO L138 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2020-11-30 02:23:12,314 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-11-30 02:23:12,314 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2020-11-30 02:23:12,314 INFO L138 SettingsManager]: * Use constant arrays=true [2020-11-30 02:23:12,314 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-11-30 02:23:12,315 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-11-30 02:23:12,315 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-11-30 02:23:12,315 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-11-30 02:23:12,316 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-11-30 02:23:12,316 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-11-30 02:23:12,316 INFO L138 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2020-11-30 02:23:12,316 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-11-30 02:23:12,317 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-11-30 02:23:12,317 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2020-11-30 02:23:12,317 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_495b00d7-cbf9-401b-b1a6-b4f9ac5f23d2/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud-vcloud-master/worker/run_dir_495b00d7-cbf9-401b-b1a6-b4f9ac5f23d2/bin/utaipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> ea739b3a087bd6a386ace7b5e48629a141031dda [2020-11-30 02:23:12,630 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-11-30 02:23:12,664 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-11-30 02:23:12,667 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-11-30 02:23:12,668 INFO L271 PluginConnector]: Initializing CDTParser... [2020-11-30 02:23:12,671 INFO L275 PluginConnector]: CDTParser initialized [2020-11-30 02:23:12,672 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/run_dir_495b00d7-cbf9-401b-b1a6-b4f9ac5f23d2/bin/utaipan/../../sv-benchmarks/c/busybox-1.22.0/ls-incomplete-2.i [2020-11-30 02:23:12,771 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_495b00d7-cbf9-401b-b1a6-b4f9ac5f23d2/bin/utaipan/data/e987d5c3b/bcb8b8c16e0a44bd82309cc4aff783b3/FLAG464305221 [2020-11-30 02:23:13,801 INFO L306 CDTParser]: Found 1 translation units. [2020-11-30 02:23:13,802 INFO L160 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/run_dir_495b00d7-cbf9-401b-b1a6-b4f9ac5f23d2/sv-benchmarks/c/busybox-1.22.0/ls-incomplete-2.i [2020-11-30 02:23:13,850 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_495b00d7-cbf9-401b-b1a6-b4f9ac5f23d2/bin/utaipan/data/e987d5c3b/bcb8b8c16e0a44bd82309cc4aff783b3/FLAG464305221 [2020-11-30 02:23:14,239 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/run_dir_495b00d7-cbf9-401b-b1a6-b4f9ac5f23d2/bin/utaipan/data/e987d5c3b/bcb8b8c16e0a44bd82309cc4aff783b3 [2020-11-30 02:23:14,242 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-11-30 02:23:14,244 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2020-11-30 02:23:14,246 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-11-30 02:23:14,246 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-11-30 02:23:14,250 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-11-30 02:23:14,251 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 30.11 02:23:14" (1/1) ... [2020-11-30 02:23:14,254 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2e0ccd93 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.11 02:23:14, skipping insertion in model container [2020-11-30 02:23:14,254 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 30.11 02:23:14" (1/1) ... [2020-11-30 02:23:14,263 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-11-30 02:23:14,403 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-11-30 02:23:16,981 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) [2020-11-30 02:23:16,987 INFO L168 Benchmark]: Toolchain (without parser) took 2741.56 ms. Allocated memory is still 94.4 MB. Free memory was 52.6 MB in the beginning and 61.9 MB in the end (delta: -9.3 MB). Peak memory consumption was 10.8 MB. Max. memory is 16.1 GB. [2020-11-30 02:23:16,988 INFO L168 Benchmark]: CDTParser took 0.32 ms. Allocated memory is still 69.2 MB. Free memory was 44.4 MB in the beginning and 44.3 MB in the end (delta: 27.9 kB). There was no memory consumed. Max. memory is 16.1 GB. [2020-11-30 02:23:16,989 INFO L168 Benchmark]: CACSL2BoogieTranslator took 2738.43 ms. Allocated memory is still 94.4 MB. Free memory was 52.4 MB in the beginning and 61.9 MB in the end (delta: -9.4 MB). Peak memory consumption was 10.8 MB. Max. memory is 16.1 GB. [2020-11-30 02:23:16,991 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.32 ms. Allocated memory is still 69.2 MB. Free memory was 44.4 MB in the beginning and 44.3 MB in the end (delta: 27.9 kB). There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 2738.43 ms. Allocated memory is still 94.4 MB. Free memory was 52.4 MB in the beginning and 61.9 MB in the end (delta: -9.4 MB). Peak memory consumption was 10.8 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 [2020-11-30 02:23:19,556 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-11-30 02:23:19,560 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-11-30 02:23:19,625 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-11-30 02:23:19,626 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-11-30 02:23:19,631 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-11-30 02:23:19,635 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-11-30 02:23:19,640 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-11-30 02:23:19,644 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-11-30 02:23:19,647 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-11-30 02:23:19,648 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-11-30 02:23:19,650 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-11-30 02:23:19,651 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-11-30 02:23:19,652 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-11-30 02:23:19,654 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-11-30 02:23:19,655 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-11-30 02:23:19,657 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-11-30 02:23:19,658 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-11-30 02:23:19,660 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-11-30 02:23:19,663 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-11-30 02:23:19,666 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-11-30 02:23:19,667 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-11-30 02:23:19,669 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-11-30 02:23:19,670 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-11-30 02:23:19,674 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-11-30 02:23:19,675 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-11-30 02:23:19,675 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-11-30 02:23:19,677 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-11-30 02:23:19,678 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-11-30 02:23:19,679 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-11-30 02:23:19,680 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-11-30 02:23:19,681 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-11-30 02:23:19,682 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-11-30 02:23:19,683 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-11-30 02:23:19,685 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-11-30 02:23:19,685 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-11-30 02:23:19,686 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-11-30 02:23:19,687 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-11-30 02:23:19,687 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-11-30 02:23:19,689 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-11-30 02:23:19,690 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-11-30 02:23:19,691 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/run_dir_495b00d7-cbf9-401b-b1a6-b4f9ac5f23d2/bin/utaipan/config/svcomp-DerefFreeMemtrack-64bit-Taipan_Bitvector.epf [2020-11-30 02:23:19,717 INFO L113 SettingsManager]: Loading preferences was successful [2020-11-30 02:23:19,718 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-11-30 02:23:19,719 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2020-11-30 02:23:19,720 INFO L138 SettingsManager]: * User list type=DISABLED [2020-11-30 02:23:19,721 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2020-11-30 02:23:19,721 INFO L138 SettingsManager]: * Explicit value domain=true [2020-11-30 02:23:19,722 INFO L138 SettingsManager]: * Octagon Domain=false [2020-11-30 02:23:19,722 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2020-11-30 02:23:19,723 INFO L138 SettingsManager]: * Interval Domain=false [2020-11-30 02:23:19,724 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-11-30 02:23:19,724 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-11-30 02:23:19,725 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-11-30 02:23:19,725 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2020-11-30 02:23:19,726 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-11-30 02:23:19,726 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-11-30 02:23:19,726 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2020-11-30 02:23:19,727 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2020-11-30 02:23:19,727 INFO L138 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2020-11-30 02:23:19,727 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-11-30 02:23:19,728 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2020-11-30 02:23:19,728 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2020-11-30 02:23:19,728 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2020-11-30 02:23:19,728 INFO L138 SettingsManager]: * Use constant arrays=true [2020-11-30 02:23:19,729 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-11-30 02:23:19,729 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-11-30 02:23:19,729 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-11-30 02:23:19,729 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-11-30 02:23:19,730 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-11-30 02:23:19,730 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-11-30 02:23:19,730 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-11-30 02:23:19,730 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2020-11-30 02:23:19,731 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2020-11-30 02:23:19,731 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-11-30 02:23:19,731 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2020-11-30 02:23:19,731 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_495b00d7-cbf9-401b-b1a6-b4f9ac5f23d2/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud-vcloud-master/worker/run_dir_495b00d7-cbf9-401b-b1a6-b4f9ac5f23d2/bin/utaipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> ea739b3a087bd6a386ace7b5e48629a141031dda [2020-11-30 02:23:20,179 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-11-30 02:23:20,203 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-11-30 02:23:20,206 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-11-30 02:23:20,207 INFO L271 PluginConnector]: Initializing CDTParser... [2020-11-30 02:23:20,208 INFO L275 PluginConnector]: CDTParser initialized [2020-11-30 02:23:20,209 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/run_dir_495b00d7-cbf9-401b-b1a6-b4f9ac5f23d2/bin/utaipan/../../sv-benchmarks/c/busybox-1.22.0/ls-incomplete-2.i [2020-11-30 02:23:20,288 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_495b00d7-cbf9-401b-b1a6-b4f9ac5f23d2/bin/utaipan/data/d1e6fc9d1/4d1cdbdf71ab48faa8c18e1b94412cf5/FLAG13d88b08e [2020-11-30 02:23:21,336 INFO L306 CDTParser]: Found 1 translation units. [2020-11-30 02:23:21,338 INFO L160 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/run_dir_495b00d7-cbf9-401b-b1a6-b4f9ac5f23d2/sv-benchmarks/c/busybox-1.22.0/ls-incomplete-2.i [2020-11-30 02:23:21,383 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_495b00d7-cbf9-401b-b1a6-b4f9ac5f23d2/bin/utaipan/data/d1e6fc9d1/4d1cdbdf71ab48faa8c18e1b94412cf5/FLAG13d88b08e [2020-11-30 02:23:21,726 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/run_dir_495b00d7-cbf9-401b-b1a6-b4f9ac5f23d2/bin/utaipan/data/d1e6fc9d1/4d1cdbdf71ab48faa8c18e1b94412cf5 [2020-11-30 02:23:21,730 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-11-30 02:23:21,732 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2020-11-30 02:23:21,734 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-11-30 02:23:21,734 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-11-30 02:23:21,739 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-11-30 02:23:21,740 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 30.11 02:23:21" (1/1) ... [2020-11-30 02:23:21,743 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@29a98fde and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.11 02:23:21, skipping insertion in model container [2020-11-30 02:23:21,743 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 30.11 02:23:21" (1/1) ... [2020-11-30 02:23:21,753 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-11-30 02:23:21,922 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-11-30 02:23:24,689 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) [2020-11-30 02:23:24,700 INFO L168 Benchmark]: Toolchain (without parser) took 2962.53 ms. Allocated memory was 54.5 MB in the beginning and 75.5 MB in the end (delta: 21.0 MB). Free memory was 35.0 MB in the beginning and 45.2 MB in the end (delta: -10.2 MB). Peak memory consumption was 20.8 MB. Max. memory is 16.1 GB. [2020-11-30 02:23:24,701 INFO L168 Benchmark]: CDTParser took 0.29 ms. Allocated memory is still 54.5 MB. Free memory was 37.4 MB in the beginning and 37.3 MB in the end (delta: 39.1 kB). There was no memory consumed. Max. memory is 16.1 GB. [2020-11-30 02:23:24,702 INFO L168 Benchmark]: CACSL2BoogieTranslator took 2959.33 ms. Allocated memory was 54.5 MB in the beginning and 75.5 MB in the end (delta: 21.0 MB). Free memory was 34.7 MB in the beginning and 45.2 MB in the end (delta: -10.5 MB). Peak memory consumption was 20.8 MB. Max. memory is 16.1 GB. [2020-11-30 02:23:24,704 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.29 ms. Allocated memory is still 54.5 MB. Free memory was 37.4 MB in the beginning and 37.3 MB in the end (delta: 39.1 kB). There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 2959.33 ms. Allocated memory was 54.5 MB in the beginning and 75.5 MB in the end (delta: 21.0 MB). Free memory was 34.7 MB in the beginning and 45.2 MB in the end (delta: -10.5 MB). Peak memory consumption was 20.8 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...