./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 f4b24e32 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-?-f4b24e3 [2022-07-14 12:50:01,073 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-07-14 12:50:01,075 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-07-14 12:50:01,103 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-07-14 12:50:01,103 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-07-14 12:50:01,105 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-07-14 12:50:01,108 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-07-14 12:50:01,111 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-07-14 12:50:01,113 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-07-14 12:50:01,114 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-07-14 12:50:01,115 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-07-14 12:50:01,118 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-07-14 12:50:01,118 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-07-14 12:50:01,122 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-07-14 12:50:01,122 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-07-14 12:50:01,124 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-07-14 12:50:01,126 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-07-14 12:50:01,132 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-07-14 12:50:01,133 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-07-14 12:50:01,137 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-07-14 12:50:01,138 INFO L181 SettingsManager]: Resetting HornVerifier preferences to default values [2022-07-14 12:50:01,142 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-07-14 12:50:01,143 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-07-14 12:50:01,144 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-07-14 12:50:01,145 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-07-14 12:50:01,147 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-07-14 12:50:01,149 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-07-14 12:50:01,150 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-07-14 12:50:01,150 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-07-14 12:50:01,151 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-07-14 12:50:01,152 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-07-14 12:50:01,152 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-07-14 12:50:01,153 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-07-14 12:50:01,154 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-07-14 12:50:01,155 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-07-14 12:50:01,156 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-07-14 12:50:01,156 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-07-14 12:50:01,156 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-07-14 12:50:01,157 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-07-14 12:50:01,157 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-07-14 12:50:01,157 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-07-14 12:50:01,159 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-07-14 12:50:01,161 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-DerefFreeMemtrack-64bit-Automizer_Default.epf [2022-07-14 12:50:01,185 INFO L113 SettingsManager]: Loading preferences was successful [2022-07-14 12:50:01,191 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-07-14 12:50:01,192 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-07-14 12:50:01,192 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-07-14 12:50:01,193 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-07-14 12:50:01,193 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-07-14 12:50:01,194 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-07-14 12:50:01,194 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-07-14 12:50:01,194 INFO L138 SettingsManager]: * Use SBE=true [2022-07-14 12:50:01,195 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-07-14 12:50:01,195 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2022-07-14 12:50:01,195 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-07-14 12:50:01,195 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-07-14 12:50:01,195 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2022-07-14 12:50:01,196 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2022-07-14 12:50:01,196 INFO L138 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2022-07-14 12:50:01,196 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-07-14 12:50:01,196 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2022-07-14 12:50:01,196 INFO L138 SettingsManager]: * Use constant arrays=true [2022-07-14 12:50:01,197 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-07-14 12:50:01,198 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-07-14 12:50:01,198 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-07-14 12:50:01,198 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-07-14 12:50:01,198 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-07-14 12:50:01,199 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-07-14 12:50:01,199 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2022-07-14 12:50:01,199 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-07-14 12:50:01,199 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 5c9842033dff9299e1f2c3536eca5d9c3861e24e2a5442ff6775872586d4a96a [2022-07-14 12:50:01,452 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-07-14 12:50:01,475 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-07-14 12:50:01,478 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-07-14 12:50:01,479 INFO L271 PluginConnector]: Initializing CDTParser... [2022-07-14 12:50:01,480 INFO L275 PluginConnector]: CDTParser initialized [2022-07-14 12:50:01,481 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/busybox-1.22.0/ls-incomplete-2.i [2022-07-14 12:50:01,547 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/ff23e8ae2/f2fde8e3e12e4392807b6e557b880770/FLAGe5fb69698 [2022-07-14 12:50:02,211 INFO L306 CDTParser]: Found 1 translation units. [2022-07-14 12:50:02,212 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/busybox-1.22.0/ls-incomplete-2.i [2022-07-14 12:50:02,253 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/ff23e8ae2/f2fde8e3e12e4392807b6e557b880770/FLAGe5fb69698 [2022-07-14 12:50:02,572 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/ff23e8ae2/f2fde8e3e12e4392807b6e557b880770 [2022-07-14 12:50:02,574 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-07-14 12:50:02,576 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-07-14 12:50:02,577 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-07-14 12:50:02,577 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-07-14 12:50:02,580 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-07-14 12:50:02,581 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.07 12:50:02" (1/1) ... [2022-07-14 12:50:02,582 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@51a3ea58 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.07 12:50:02, skipping insertion in model container [2022-07-14 12:50:02,583 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.07 12:50:02" (1/1) ... [2022-07-14 12:50:02,590 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-07-14 12:50:02,681 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-07-14 12:50:04,094 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] [2022-07-14 12:50:04,097 FATAL L? ?]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator has thrown an exception: java.lang.AssertionError: result.lrVal has to be either HeapLValue or LocalLValue at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.chandler.ArrayHandler.handleArraySubscriptExpression(ArrayHandler.java:211) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:713) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.PRDispatcher.dispatch(PRDispatcher.java:288) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.chandler.FunctionHandler.handleReturnStatement(FunctionHandler.java:540) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:2039) 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:1081) 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:1470) 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:3276) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:2361) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:601) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.PRDispatcher.dispatch(PRDispatcher.java:134) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.MainTranslator.translate(MainTranslator.java:192) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.MainTranslator.run(MainTranslator.java:115) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.MainTranslator.(MainTranslator.java:93) at de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver.finish(CACSL2BoogieTranslatorObserver.java:128) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:168) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:151) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:128) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:232) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:226) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:142) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:104) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:320) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2022-07-14 12:50:04,103 INFO L158 Benchmark]: Toolchain (without parser) took 1525.83ms. Allocated memory was 90.2MB in the beginning and 117.4MB in the end (delta: 27.3MB). Free memory was 50.0MB in the beginning and 60.3MB in the end (delta: -10.3MB). Peak memory consumption was 19.2MB. Max. memory is 16.1GB. [2022-07-14 12:50:04,104 INFO L158 Benchmark]: CDTParser took 0.22ms. Allocated memory is still 90.2MB. Free memory was 47.4MB in the beginning and 47.4MB in the end (delta: 42.0kB). There was no memory consumed. Max. memory is 16.1GB. [2022-07-14 12:50:04,104 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1523.90ms. Allocated memory was 90.2MB in the beginning and 117.4MB in the end (delta: 27.3MB). Free memory was 49.8MB in the beginning and 60.3MB in the end (delta: -10.5MB). Peak memory consumption was 19.2MB. Max. memory is 16.1GB. [2022-07-14 12:50:04,106 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.22ms. Allocated memory is still 90.2MB. Free memory was 47.4MB in the beginning and 47.4MB in the end (delta: 42.0kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1523.90ms. Allocated memory was 90.2MB in the beginning and 117.4MB in the end (delta: 27.3MB). Free memory was 49.8MB in the beginning and 60.3MB in the end (delta: -10.5MB). Peak memory consumption was 19.2MB. 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 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-?-f4b24e3 [2022-07-14 12:50:05,883 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-07-14 12:50:05,886 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-07-14 12:50:05,926 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-07-14 12:50:05,927 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-07-14 12:50:05,928 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-07-14 12:50:05,932 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-07-14 12:50:05,934 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-07-14 12:50:05,944 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-07-14 12:50:05,949 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-07-14 12:50:05,950 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-07-14 12:50:05,954 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-07-14 12:50:05,955 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-07-14 12:50:05,956 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-07-14 12:50:05,957 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-07-14 12:50:05,963 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-07-14 12:50:05,964 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-07-14 12:50:05,966 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-07-14 12:50:05,967 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-07-14 12:50:05,973 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-07-14 12:50:05,974 INFO L181 SettingsManager]: Resetting HornVerifier preferences to default values [2022-07-14 12:50:05,975 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-07-14 12:50:05,977 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-07-14 12:50:05,978 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-07-14 12:50:05,980 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-07-14 12:50:05,986 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-07-14 12:50:05,987 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-07-14 12:50:05,987 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-07-14 12:50:05,988 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-07-14 12:50:05,988 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-07-14 12:50:05,989 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-07-14 12:50:05,989 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-07-14 12:50:05,991 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-07-14 12:50:05,992 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-07-14 12:50:05,993 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-07-14 12:50:05,994 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-07-14 12:50:05,994 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-07-14 12:50:05,995 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-07-14 12:50:05,995 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-07-14 12:50:05,995 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-07-14 12:50:05,996 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-07-14 12:50:05,998 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-07-14 12:50:05,999 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-DerefFreeMemtrack-64bit-Automizer_Bitvector.epf [2022-07-14 12:50:06,031 INFO L113 SettingsManager]: Loading preferences was successful [2022-07-14 12:50:06,032 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-07-14 12:50:06,032 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-07-14 12:50:06,032 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-07-14 12:50:06,033 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-07-14 12:50:06,033 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-07-14 12:50:06,034 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-07-14 12:50:06,034 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-07-14 12:50:06,035 INFO L138 SettingsManager]: * Use SBE=true [2022-07-14 12:50:06,035 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-07-14 12:50:06,036 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2022-07-14 12:50:06,036 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-07-14 12:50:06,036 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-07-14 12:50:06,036 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2022-07-14 12:50:06,036 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2022-07-14 12:50:06,036 INFO L138 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2022-07-14 12:50:06,037 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-07-14 12:50:06,037 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2022-07-14 12:50:06,037 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2022-07-14 12:50:06,037 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2022-07-14 12:50:06,038 INFO L138 SettingsManager]: * Use constant arrays=true [2022-07-14 12:50:06,038 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-07-14 12:50:06,038 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-07-14 12:50:06,038 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-07-14 12:50:06,038 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-07-14 12:50:06,038 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-07-14 12:50:06,039 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-07-14 12:50:06,039 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2022-07-14 12:50:06,039 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2022-07-14 12:50:06,039 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2022-07-14 12:50:06,040 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 5c9842033dff9299e1f2c3536eca5d9c3861e24e2a5442ff6775872586d4a96a [2022-07-14 12:50:06,360 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-07-14 12:50:06,378 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-07-14 12:50:06,381 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-07-14 12:50:06,382 INFO L271 PluginConnector]: Initializing CDTParser... [2022-07-14 12:50:06,384 INFO L275 PluginConnector]: CDTParser initialized [2022-07-14 12:50:06,386 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/busybox-1.22.0/ls-incomplete-2.i [2022-07-14 12:50:06,444 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/2eca3c842/a30fd620c24942b684a2e38d8f6b284e/FLAG0746aaff4 [2022-07-14 12:50:07,152 INFO L306 CDTParser]: Found 1 translation units. [2022-07-14 12:50:07,153 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/busybox-1.22.0/ls-incomplete-2.i [2022-07-14 12:50:07,192 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/2eca3c842/a30fd620c24942b684a2e38d8f6b284e/FLAG0746aaff4 [2022-07-14 12:50:07,274 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/2eca3c842/a30fd620c24942b684a2e38d8f6b284e [2022-07-14 12:50:07,276 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-07-14 12:50:07,277 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-07-14 12:50:07,279 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-07-14 12:50:07,279 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-07-14 12:50:07,282 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-07-14 12:50:07,283 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.07 12:50:07" (1/1) ... [2022-07-14 12:50:07,284 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1b42842a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.07 12:50:07, skipping insertion in model container [2022-07-14 12:50:07,284 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.07 12:50:07" (1/1) ... [2022-07-14 12:50:07,290 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-07-14 12:50:07,392 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-07-14 12:50:08,830 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] [2022-07-14 12:50:08,833 FATAL L? ?]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator has thrown an exception: java.lang.AssertionError: result.lrVal has to be either HeapLValue or LocalLValue at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.chandler.ArrayHandler.handleArraySubscriptExpression(ArrayHandler.java:211) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:713) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.PRDispatcher.dispatch(PRDispatcher.java:288) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.chandler.FunctionHandler.handleReturnStatement(FunctionHandler.java:540) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:2039) 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:1081) 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:1470) 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:3276) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:2361) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:601) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.PRDispatcher.dispatch(PRDispatcher.java:134) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.MainTranslator.translate(MainTranslator.java:192) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.MainTranslator.run(MainTranslator.java:115) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.MainTranslator.(MainTranslator.java:93) at de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver.finish(CACSL2BoogieTranslatorObserver.java:128) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:168) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:151) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:128) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:232) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:226) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:142) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:104) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:320) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2022-07-14 12:50:08,837 INFO L158 Benchmark]: Toolchain (without parser) took 1559.76ms. Allocated memory was 60.8MB in the beginning and 79.7MB in the end (delta: 18.9MB). Free memory was 31.3MB in the beginning and 49.6MB in the end (delta: -18.3MB). Peak memory consumption was 19.9MB. Max. memory is 16.1GB. [2022-07-14 12:50:08,838 INFO L158 Benchmark]: CDTParser took 0.17ms. Allocated memory is still 60.8MB. Free memory was 41.8MB in the beginning and 41.7MB in the end (delta: 83.9kB). There was no memory consumed. Max. memory is 16.1GB. [2022-07-14 12:50:08,838 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1556.83ms. Allocated memory was 60.8MB in the beginning and 79.7MB in the end (delta: 18.9MB). Free memory was 31.1MB in the beginning and 49.6MB in the end (delta: -18.5MB). Peak memory consumption was 19.9MB. Max. memory is 16.1GB. [2022-07-14 12:50:08,840 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.17ms. Allocated memory is still 60.8MB. Free memory was 41.8MB in the beginning and 41.7MB in the end (delta: 83.9kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1556.83ms. Allocated memory was 60.8MB in the beginning and 79.7MB in the end (delta: 18.9MB). Free memory was 31.1MB in the beginning and 49.6MB in the end (delta: -18.5MB). Peak memory consumption was 19.9MB. 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