./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 c3fed411 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx15G -Xms4m -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerMemDerefMemtrack.xml -i ../sv-benchmarks/c/busybox-1.22.0/ls-incomplete-2.i -s /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-DerefFreeMemtrack-64bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash 5c9842033dff9299e1f2c3536eca5d9c3861e24e2a5442ff6775872586d4a96a --- Real Ultimate output --- This is Ultimate 0.2.2-tmp.no-commuhash-c3fed41 [2021-12-16 08:45:24,229 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-12-16 08:45:24,231 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-12-16 08:45:24,297 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-12-16 08:45:24,298 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-12-16 08:45:24,300 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-12-16 08:45:24,301 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-12-16 08:45:24,303 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-12-16 08:45:24,304 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-12-16 08:45:24,307 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-12-16 08:45:24,308 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-12-16 08:45:24,309 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-12-16 08:45:24,309 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-12-16 08:45:24,311 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-12-16 08:45:24,312 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-12-16 08:45:24,316 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-12-16 08:45:24,317 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-12-16 08:45:24,318 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-12-16 08:45:24,319 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-12-16 08:45:24,323 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-12-16 08:45:24,324 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-12-16 08:45:24,325 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-12-16 08:45:24,326 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-12-16 08:45:24,326 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-12-16 08:45:24,331 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-12-16 08:45:24,331 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-12-16 08:45:24,331 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-12-16 08:45:24,332 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-12-16 08:45:24,332 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-12-16 08:45:24,333 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-12-16 08:45:24,333 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-12-16 08:45:24,334 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-12-16 08:45:24,335 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-12-16 08:45:24,336 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-12-16 08:45:24,337 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-12-16 08:45:24,337 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-12-16 08:45:24,338 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-12-16 08:45:24,338 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-12-16 08:45:24,338 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-12-16 08:45:24,338 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-12-16 08:45:24,339 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-12-16 08:45:24,340 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-DerefFreeMemtrack-64bit-Automizer_Default.epf [2021-12-16 08:45:24,363 INFO L113 SettingsManager]: Loading preferences was successful [2021-12-16 08:45:24,363 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-12-16 08:45:24,364 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-12-16 08:45:24,364 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-12-16 08:45:24,365 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-12-16 08:45:24,365 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2021-12-16 08:45:24,365 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-12-16 08:45:24,365 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-12-16 08:45:24,365 INFO L138 SettingsManager]: * Use SBE=true [2021-12-16 08:45:24,366 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-12-16 08:45:24,366 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2021-12-16 08:45:24,366 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-12-16 08:45:24,367 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-12-16 08:45:24,367 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2021-12-16 08:45:24,367 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2021-12-16 08:45:24,367 INFO L138 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2021-12-16 08:45:24,367 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-12-16 08:45:24,367 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2021-12-16 08:45:24,367 INFO L138 SettingsManager]: * Use constant arrays=true [2021-12-16 08:45:24,368 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-12-16 08:45:24,368 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-12-16 08:45:24,368 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-12-16 08:45:24,368 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-12-16 08:45:24,368 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-12-16 08:45:24,368 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-12-16 08:45:24,368 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2021-12-16 08:45:24,368 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-12-16 08:45:24,370 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-12-16 08:45:24,370 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 5c9842033dff9299e1f2c3536eca5d9c3861e24e2a5442ff6775872586d4a96a [2021-12-16 08:45:24,517 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-12-16 08:45:24,542 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-12-16 08:45:24,544 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-12-16 08:45:24,545 INFO L271 PluginConnector]: Initializing CDTParser... [2021-12-16 08:45:24,546 INFO L275 PluginConnector]: CDTParser initialized [2021-12-16 08:45:24,547 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/busybox-1.22.0/ls-incomplete-2.i [2021-12-16 08:45:24,609 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/1f17169d3/e135d90a2c5c46eaa5623c19d366d1cc/FLAGc41b1e7db [2021-12-16 08:45:25,214 INFO L306 CDTParser]: Found 1 translation units. [2021-12-16 08:45:25,215 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/busybox-1.22.0/ls-incomplete-2.i [2021-12-16 08:45:25,247 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/1f17169d3/e135d90a2c5c46eaa5623c19d366d1cc/FLAGc41b1e7db [2021-12-16 08:45:25,629 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/1f17169d3/e135d90a2c5c46eaa5623c19d366d1cc [2021-12-16 08:45:25,631 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-12-16 08:45:25,633 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-12-16 08:45:25,635 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-12-16 08:45:25,635 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-12-16 08:45:25,637 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-12-16 08:45:25,638 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 16.12 08:45:25" (1/1) ... [2021-12-16 08:45:25,639 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@35352022 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.12 08:45:25, skipping insertion in model container [2021-12-16 08:45:25,639 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 16.12 08:45:25" (1/1) ... [2021-12-16 08:45:25,643 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-12-16 08:45:25,710 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-12-16 08:45:26,860 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/busybox-1.22.0/ls-incomplete-2.i[113333,113346] [2021-12-16 08:45:26,865 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:714) 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:539) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:2021) 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:1069) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.PRDispatcher.dispatch(PRDispatcher.java:232) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.chandler.FunctionHandler.handleFunctionDefinition(FunctionHandler.java:371) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:1456) 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:3268) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:2342) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:595) 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) [2021-12-16 08:45:26,870 INFO L158 Benchmark]: Toolchain (without parser) took 1236.92ms. Allocated memory is still 119.5MB. Free memory was 79.1MB in the beginning and 65.1MB in the end (delta: 13.9MB). Peak memory consumption was 15.4MB. Max. memory is 16.1GB. [2021-12-16 08:45:26,872 INFO L158 Benchmark]: CDTParser took 5.48ms. Allocated memory is still 75.5MB. Free memory was 34.7MB in the beginning and 49.8MB in the end (delta: -15.1MB). Peak memory consumption was 5.8MB. Max. memory is 16.1GB. [2021-12-16 08:45:26,873 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1234.13ms. Allocated memory is still 119.5MB. Free memory was 78.9MB in the beginning and 65.1MB in the end (delta: 13.7MB). Peak memory consumption was 15.4MB. Max. memory is 16.1GB. [2021-12-16 08:45:26,874 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 5.48ms. Allocated memory is still 75.5MB. Free memory was 34.7MB in the beginning and 49.8MB in the end (delta: -15.1MB). Peak memory consumption was 5.8MB. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1234.13ms. Allocated memory is still 119.5MB. Free memory was 78.9MB in the beginning and 65.1MB in the end (delta: 13.7MB). Peak memory consumption was 15.4MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - ExceptionOrErrorResult: AssertionError: result.lrVal has to be either HeapLValue or LocalLValue de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: AssertionError: result.lrVal has to be either HeapLValue or LocalLValue: de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.chandler.ArrayHandler.handleArraySubscriptExpression(ArrayHandler.java:211) RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request... --- End real Ultimate output --- Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis ### Bit-precise run ### Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx15G -Xms4m -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerMemDerefMemtrack.xml -i ../sv-benchmarks/c/busybox-1.22.0/ls-incomplete-2.i -s /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-DerefFreeMemtrack-64bit-Automizer_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash 5c9842033dff9299e1f2c3536eca5d9c3861e24e2a5442ff6775872586d4a96a --- Real Ultimate output --- This is Ultimate 0.2.2-tmp.no-commuhash-c3fed41 [2021-12-16 08:45:28,494 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-12-16 08:45:28,495 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-12-16 08:45:28,519 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-12-16 08:45:28,520 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-12-16 08:45:28,521 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-12-16 08:45:28,522 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-12-16 08:45:28,523 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-12-16 08:45:28,524 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-12-16 08:45:28,525 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-12-16 08:45:28,526 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-12-16 08:45:28,527 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-12-16 08:45:28,527 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-12-16 08:45:28,528 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-12-16 08:45:28,529 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-12-16 08:45:28,530 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-12-16 08:45:28,530 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-12-16 08:45:28,531 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-12-16 08:45:28,532 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-12-16 08:45:28,533 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-12-16 08:45:28,534 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-12-16 08:45:28,535 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-12-16 08:45:28,536 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-12-16 08:45:28,537 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-12-16 08:45:28,539 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-12-16 08:45:28,539 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-12-16 08:45:28,539 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-12-16 08:45:28,540 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-12-16 08:45:28,540 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-12-16 08:45:28,541 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-12-16 08:45:28,541 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-12-16 08:45:28,542 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-12-16 08:45:28,542 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-12-16 08:45:28,543 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-12-16 08:45:28,544 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-12-16 08:45:28,544 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-12-16 08:45:28,545 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-12-16 08:45:28,545 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-12-16 08:45:28,545 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-12-16 08:45:28,546 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-12-16 08:45:28,546 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-12-16 08:45:28,548 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-DerefFreeMemtrack-64bit-Automizer_Bitvector.epf [2021-12-16 08:45:28,568 INFO L113 SettingsManager]: Loading preferences was successful [2021-12-16 08:45:28,568 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-12-16 08:45:28,569 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-12-16 08:45:28,569 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-12-16 08:45:28,570 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-12-16 08:45:28,570 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2021-12-16 08:45:28,571 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-12-16 08:45:28,571 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-12-16 08:45:28,571 INFO L138 SettingsManager]: * Use SBE=true [2021-12-16 08:45:28,571 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-12-16 08:45:28,572 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2021-12-16 08:45:28,572 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-12-16 08:45:28,572 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-12-16 08:45:28,572 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2021-12-16 08:45:28,573 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2021-12-16 08:45:28,573 INFO L138 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2021-12-16 08:45:28,573 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-12-16 08:45:28,573 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2021-12-16 08:45:28,573 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2021-12-16 08:45:28,573 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2021-12-16 08:45:28,574 INFO L138 SettingsManager]: * Use constant arrays=true [2021-12-16 08:45:28,574 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-12-16 08:45:28,574 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-12-16 08:45:28,574 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-12-16 08:45:28,574 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-12-16 08:45:28,574 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-12-16 08:45:28,575 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-12-16 08:45:28,575 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2021-12-16 08:45:28,575 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2021-12-16 08:45:28,575 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-12-16 08:45:28,575 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-12-16 08:45:28,576 INFO L138 SettingsManager]: * Logic for external solver=AUFBV WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 5c9842033dff9299e1f2c3536eca5d9c3861e24e2a5442ff6775872586d4a96a [2021-12-16 08:45:28,842 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-12-16 08:45:28,862 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-12-16 08:45:28,864 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-12-16 08:45:28,864 INFO L271 PluginConnector]: Initializing CDTParser... [2021-12-16 08:45:28,866 INFO L275 PluginConnector]: CDTParser initialized [2021-12-16 08:45:28,867 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/busybox-1.22.0/ls-incomplete-2.i [2021-12-16 08:45:28,910 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/c3c0aaf3b/03e479bb566a44d884cf4a2daab627a6/FLAG97903da64 [2021-12-16 08:45:29,421 INFO L306 CDTParser]: Found 1 translation units. [2021-12-16 08:45:29,425 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/busybox-1.22.0/ls-incomplete-2.i [2021-12-16 08:45:29,457 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/c3c0aaf3b/03e479bb566a44d884cf4a2daab627a6/FLAG97903da64 [2021-12-16 08:45:29,933 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/c3c0aaf3b/03e479bb566a44d884cf4a2daab627a6 [2021-12-16 08:45:29,935 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-12-16 08:45:29,936 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-12-16 08:45:29,937 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-12-16 08:45:29,937 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-12-16 08:45:29,939 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-12-16 08:45:29,944 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 16.12 08:45:29" (1/1) ... [2021-12-16 08:45:29,945 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@93089b0 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.12 08:45:29, skipping insertion in model container [2021-12-16 08:45:29,945 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 16.12 08:45:29" (1/1) ... [2021-12-16 08:45:29,950 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-12-16 08:45:30,032 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-12-16 08:45:31,121 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/busybox-1.22.0/ls-incomplete-2.i[113333,113346] [2021-12-16 08:45:31,124 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:714) 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:539) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:2021) 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:1069) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.PRDispatcher.dispatch(PRDispatcher.java:232) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.chandler.FunctionHandler.handleFunctionDefinition(FunctionHandler.java:371) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:1456) 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:3268) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:2342) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:595) 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) [2021-12-16 08:45:31,142 INFO L158 Benchmark]: Toolchain (without parser) took 1205.01ms. Allocated memory is still 65.0MB. Free memory was 45.0MB in the beginning and 32.4MB in the end (delta: 12.6MB). Peak memory consumption was 18.2MB. Max. memory is 16.1GB. [2021-12-16 08:45:31,142 INFO L158 Benchmark]: CDTParser took 0.15ms. Allocated memory is still 50.3MB. Free memory was 33.0MB in the beginning and 33.0MB in the end (delta: 31.0kB). There was no memory consumed. Max. memory is 16.1GB. [2021-12-16 08:45:31,143 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1203.55ms. Allocated memory is still 65.0MB. Free memory was 44.9MB in the beginning and 32.4MB in the end (delta: 12.5MB). Peak memory consumption was 18.2MB. Max. memory is 16.1GB. [2021-12-16 08:45:31,144 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.15ms. Allocated memory is still 50.3MB. Free memory was 33.0MB in the beginning and 33.0MB in the end (delta: 31.0kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1203.55ms. Allocated memory is still 65.0MB. Free memory was 44.9MB in the beginning and 32.4MB in the end (delta: 12.5MB). Peak memory consumption was 18.2MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - ExceptionOrErrorResult: AssertionError: result.lrVal has to be either HeapLValue or LocalLValue de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: AssertionError: result.lrVal has to be either HeapLValue or LocalLValue: de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.chandler.ArrayHandler.handleArraySubscriptExpression(ArrayHandler.java:211) RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: ERROR: ExceptionOrErrorResult: AssertionError: result.lrVal has to be either HeapLValue or LocalLValue