./Ultimate.py --spec ../sv-benchmarks/c/properties/valid-memsafety.prp --file ../sv-benchmarks/c/busybox-1.22.0/ls-incomplete-3.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for memory safety (deref-memtrack) Using default analysis Version ff03de63 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-3.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 eaa36f8d6fc928ee870d520d90a886e60cc81c38519aca196541cff2c50d5a00 --- Real Ultimate output --- This is Ultimate 0.2.2-dev-ff03de6 [2021-12-21 20:40:05,332 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-12-21 20:40:05,360 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-12-21 20:40:05,380 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-12-21 20:40:05,380 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-12-21 20:40:05,381 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-12-21 20:40:05,382 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-12-21 20:40:05,383 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-12-21 20:40:05,385 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-12-21 20:40:05,385 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-12-21 20:40:05,386 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-12-21 20:40:05,387 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-12-21 20:40:05,387 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-12-21 20:40:05,388 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-12-21 20:40:05,389 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-12-21 20:40:05,389 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-12-21 20:40:05,390 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-12-21 20:40:05,391 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-12-21 20:40:05,392 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-12-21 20:40:05,393 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-12-21 20:40:05,394 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-12-21 20:40:05,395 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-12-21 20:40:05,396 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-12-21 20:40:05,396 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-12-21 20:40:05,398 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-12-21 20:40:05,399 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-12-21 20:40:05,399 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-12-21 20:40:05,400 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-12-21 20:40:05,400 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-12-21 20:40:05,401 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-12-21 20:40:05,401 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-12-21 20:40:05,401 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-12-21 20:40:05,402 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-12-21 20:40:05,403 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-12-21 20:40:05,403 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-12-21 20:40:05,404 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-12-21 20:40:05,404 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-12-21 20:40:05,404 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-12-21 20:40:05,405 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-12-21 20:40:05,405 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-12-21 20:40:05,406 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-12-21 20:40:05,407 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-DerefFreeMemtrack-64bit-Automizer_Default.epf [2021-12-21 20:40:05,424 INFO L113 SettingsManager]: Loading preferences was successful [2021-12-21 20:40:05,424 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-12-21 20:40:05,424 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-12-21 20:40:05,424 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-12-21 20:40:05,425 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-12-21 20:40:05,425 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2021-12-21 20:40:05,426 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-12-21 20:40:05,426 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-12-21 20:40:05,426 INFO L138 SettingsManager]: * Use SBE=true [2021-12-21 20:40:05,427 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-12-21 20:40:05,427 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2021-12-21 20:40:05,428 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-12-21 20:40:05,428 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-12-21 20:40:05,428 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2021-12-21 20:40:05,428 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2021-12-21 20:40:05,428 INFO L138 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2021-12-21 20:40:05,428 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-12-21 20:40:05,428 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2021-12-21 20:40:05,429 INFO L138 SettingsManager]: * Use constant arrays=true [2021-12-21 20:40:05,429 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-12-21 20:40:05,429 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-12-21 20:40:05,429 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-12-21 20:40:05,429 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-12-21 20:40:05,430 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-12-21 20:40:05,430 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-12-21 20:40:05,430 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2021-12-21 20:40:05,430 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-12-21 20:40:05,430 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-12-21 20:40:05,431 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> eaa36f8d6fc928ee870d520d90a886e60cc81c38519aca196541cff2c50d5a00 [2021-12-21 20:40:05,604 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-12-21 20:40:05,628 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-12-21 20:40:05,630 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-12-21 20:40:05,631 INFO L271 PluginConnector]: Initializing CDTParser... [2021-12-21 20:40:05,632 INFO L275 PluginConnector]: CDTParser initialized [2021-12-21 20:40:05,633 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/busybox-1.22.0/ls-incomplete-3.i [2021-12-21 20:40:05,695 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/7a8267882/e277270b60414891b2204f6acbf17286/FLAGdc0d00266 [2021-12-21 20:40:06,283 INFO L306 CDTParser]: Found 1 translation units. [2021-12-21 20:40:06,284 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/busybox-1.22.0/ls-incomplete-3.i [2021-12-21 20:40:06,313 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/7a8267882/e277270b60414891b2204f6acbf17286/FLAGdc0d00266 [2021-12-21 20:40:06,674 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/7a8267882/e277270b60414891b2204f6acbf17286 [2021-12-21 20:40:06,679 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-12-21 20:40:06,681 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-12-21 20:40:06,684 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-12-21 20:40:06,685 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-12-21 20:40:06,687 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-12-21 20:40:06,688 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.12 08:40:06" (1/1) ... [2021-12-21 20:40:06,688 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5b73a43 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.12 08:40:06, skipping insertion in model container [2021-12-21 20:40:06,688 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.12 08:40:06" (1/1) ... [2021-12-21 20:40:06,694 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-12-21 20:40:06,756 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-12-21 20:40:07,723 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-3.i[113333,113346] [2021-12-21 20:40:07,727 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) [2021-12-21 20:40:07,734 INFO L158 Benchmark]: Toolchain (without parser) took 1052.33ms. Allocated memory is still 100.7MB. Free memory was 71.9MB in the beginning and 45.7MB in the end (delta: 26.2MB). Peak memory consumption was 27.8MB. Max. memory is 16.1GB. [2021-12-21 20:40:07,735 INFO L158 Benchmark]: CDTParser took 0.18ms. Allocated memory is still 100.7MB. Free memory was 63.6MB in the beginning and 63.6MB in the end (delta: 74.7kB). There was no memory consumed. Max. memory is 16.1GB. [2021-12-21 20:40:07,737 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1048.01ms. Allocated memory is still 100.7MB. Free memory was 71.5MB in the beginning and 45.7MB in the end (delta: 25.8MB). Peak memory consumption was 25.7MB. Max. memory is 16.1GB. [2021-12-21 20:40:07,738 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.18ms. Allocated memory is still 100.7MB. Free memory was 63.6MB in the beginning and 63.6MB in the end (delta: 74.7kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1048.01ms. Allocated memory is still 100.7MB. Free memory was 71.5MB in the beginning and 45.7MB in the end (delta: 25.8MB). Peak memory consumption was 25.7MB. 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-3.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 eaa36f8d6fc928ee870d520d90a886e60cc81c38519aca196541cff2c50d5a00 --- Real Ultimate output --- This is Ultimate 0.2.2-dev-ff03de6 [2021-12-21 20:40:09,564 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-12-21 20:40:09,566 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-12-21 20:40:09,601 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-12-21 20:40:09,601 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-12-21 20:40:09,604 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-12-21 20:40:09,605 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-12-21 20:40:09,610 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-12-21 20:40:09,611 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-12-21 20:40:09,616 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-12-21 20:40:09,623 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-12-21 20:40:09,624 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-12-21 20:40:09,624 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-12-21 20:40:09,626 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-12-21 20:40:09,627 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-12-21 20:40:09,631 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-12-21 20:40:09,631 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-12-21 20:40:09,632 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-12-21 20:40:09,636 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-12-21 20:40:09,637 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-12-21 20:40:09,640 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-12-21 20:40:09,641 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-12-21 20:40:09,641 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-12-21 20:40:09,642 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-12-21 20:40:09,644 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-12-21 20:40:09,645 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-12-21 20:40:09,645 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-12-21 20:40:09,646 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-12-21 20:40:09,647 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-12-21 20:40:09,647 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-12-21 20:40:09,647 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-12-21 20:40:09,648 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-12-21 20:40:09,649 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-12-21 20:40:09,650 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-12-21 20:40:09,651 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-12-21 20:40:09,651 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-12-21 20:40:09,651 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-12-21 20:40:09,651 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-12-21 20:40:09,652 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-12-21 20:40:09,653 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-12-21 20:40:09,653 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-12-21 20:40:09,657 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-DerefFreeMemtrack-64bit-Automizer_Bitvector.epf [2021-12-21 20:40:09,678 INFO L113 SettingsManager]: Loading preferences was successful [2021-12-21 20:40:09,679 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-12-21 20:40:09,680 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-12-21 20:40:09,681 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-12-21 20:40:09,681 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-12-21 20:40:09,681 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2021-12-21 20:40:09,682 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-12-21 20:40:09,683 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-12-21 20:40:09,683 INFO L138 SettingsManager]: * Use SBE=true [2021-12-21 20:40:09,683 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-12-21 20:40:09,684 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2021-12-21 20:40:09,684 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-12-21 20:40:09,684 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-12-21 20:40:09,684 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2021-12-21 20:40:09,684 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2021-12-21 20:40:09,684 INFO L138 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2021-12-21 20:40:09,684 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-12-21 20:40:09,685 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2021-12-21 20:40:09,685 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2021-12-21 20:40:09,685 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2021-12-21 20:40:09,685 INFO L138 SettingsManager]: * Use constant arrays=true [2021-12-21 20:40:09,685 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-12-21 20:40:09,685 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-12-21 20:40:09,685 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-12-21 20:40:09,686 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-12-21 20:40:09,686 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-12-21 20:40:09,686 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-12-21 20:40:09,686 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2021-12-21 20:40:09,686 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2021-12-21 20:40:09,686 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-12-21 20:40:09,686 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-12-21 20:40:09,687 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> eaa36f8d6fc928ee870d520d90a886e60cc81c38519aca196541cff2c50d5a00 [2021-12-21 20:40:09,937 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-12-21 20:40:09,966 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-12-21 20:40:09,969 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-12-21 20:40:09,970 INFO L271 PluginConnector]: Initializing CDTParser... [2021-12-21 20:40:09,971 INFO L275 PluginConnector]: CDTParser initialized [2021-12-21 20:40:09,972 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/busybox-1.22.0/ls-incomplete-3.i [2021-12-21 20:40:10,019 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/daa5b762b/a18913b460fa4143a70c36bf40209e0c/FLAGf4c03ea26 [2021-12-21 20:40:10,601 INFO L306 CDTParser]: Found 1 translation units. [2021-12-21 20:40:10,601 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/busybox-1.22.0/ls-incomplete-3.i [2021-12-21 20:40:10,631 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/daa5b762b/a18913b460fa4143a70c36bf40209e0c/FLAGf4c03ea26 [2021-12-21 20:40:11,052 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/daa5b762b/a18913b460fa4143a70c36bf40209e0c [2021-12-21 20:40:11,054 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-12-21 20:40:11,056 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-12-21 20:40:11,057 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-12-21 20:40:11,057 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-12-21 20:40:11,059 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-12-21 20:40:11,060 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.12 08:40:11" (1/1) ... [2021-12-21 20:40:11,061 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@142426c4 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.12 08:40:11, skipping insertion in model container [2021-12-21 20:40:11,061 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.12 08:40:11" (1/1) ... [2021-12-21 20:40:11,065 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-12-21 20:40:11,132 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-12-21 20:40:12,184 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-3.i[113333,113346] [2021-12-21 20:40:12,186 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) [2021-12-21 20:40:12,190 INFO L158 Benchmark]: Toolchain (without parser) took 1133.62ms. Allocated memory is still 67.1MB. Free memory was 42.4MB in the beginning and 30.8MB in the end (delta: 11.5MB). Peak memory consumption was 16.6MB. Max. memory is 16.1GB. [2021-12-21 20:40:12,191 INFO L158 Benchmark]: CDTParser took 1.39ms. Allocated memory is still 48.2MB. Free memory was 29.2MB in the beginning and 29.1MB in the end (delta: 51.8kB). There was no memory consumed. Max. memory is 16.1GB. [2021-12-21 20:40:12,191 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1132.10ms. Allocated memory is still 67.1MB. Free memory was 42.2MB in the beginning and 30.8MB in the end (delta: 11.4MB). Peak memory consumption was 16.6MB. Max. memory is 16.1GB. [2021-12-21 20:40:12,192 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 1.39ms. Allocated memory is still 48.2MB. Free memory was 29.2MB in the beginning and 29.1MB in the end (delta: 51.8kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1132.10ms. Allocated memory is still 67.1MB. Free memory was 42.2MB in the beginning and 30.8MB in the end (delta: 11.4MB). Peak memory consumption was 16.6MB. 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