./Ultimate.py --spec ../sv-benchmarks/c/properties/valid-memsafety.prp --file ../sv-benchmarks/c/loops/invert_string-2.c --full-output -ea --architecture 32bit -------------------------------------------------------------------------------- Checking for memory safety (deref-memtrack) Using default analysis Version 8bd4bc60 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx12G -Xms1G -ea -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.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/loops/invert_string-2.c -s /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-DerefFreeMemtrack-32bit-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 32bit --witnessprinter.graph.data.programhash 01c8dcbf548ac0eef8cebe655947adbb13d26f9a ................................................................................................................................................................ Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx12G -Xms1G -ea -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.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/loops/invert_string-2.c -s /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-DerefFreeMemtrack-32bit-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 32bit --witnessprinter.graph.data.programhash 01c8dcbf548ac0eef8cebe655947adbb13d26f9a ................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: ERROR: ExceptionOrErrorResult: AssertionError: someone already asked if memory model infrastructure was required and we said no --- Real Ultimate output --- This is Ultimate 0.1.25-8bd4bc6 [2020-07-29 01:15:53,364 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-07-29 01:15:53,366 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-07-29 01:15:53,379 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-07-29 01:15:53,380 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-07-29 01:15:53,381 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-07-29 01:15:53,382 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-07-29 01:15:53,385 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-07-29 01:15:53,387 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-07-29 01:15:53,388 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-07-29 01:15:53,389 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-07-29 01:15:53,390 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-07-29 01:15:53,391 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-07-29 01:15:53,392 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-07-29 01:15:53,393 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-07-29 01:15:53,394 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-07-29 01:15:53,396 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-07-29 01:15:53,397 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-07-29 01:15:53,399 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-07-29 01:15:53,401 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-07-29 01:15:53,403 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-07-29 01:15:53,404 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-07-29 01:15:53,405 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-07-29 01:15:53,406 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-07-29 01:15:53,414 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-07-29 01:15:53,414 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-07-29 01:15:53,414 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-07-29 01:15:53,416 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-07-29 01:15:53,418 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-07-29 01:15:53,419 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-07-29 01:15:53,419 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-07-29 01:15:53,420 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-07-29 01:15:53,422 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-07-29 01:15:53,423 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-07-29 01:15:53,428 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-07-29 01:15:53,430 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-07-29 01:15:53,431 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-07-29 01:15:53,431 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-07-29 01:15:53,431 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-07-29 01:15:53,432 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-07-29 01:15:53,433 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-07-29 01:15:53,435 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-DerefFreeMemtrack-32bit-Automizer_Default.epf [2020-07-29 01:15:53,458 INFO L113 SettingsManager]: Loading preferences was successful [2020-07-29 01:15:53,458 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-07-29 01:15:53,460 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-07-29 01:15:53,461 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-07-29 01:15:53,461 INFO L138 SettingsManager]: * Use SBE=true [2020-07-29 01:15:53,461 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-07-29 01:15:53,461 INFO L138 SettingsManager]: * sizeof long=4 [2020-07-29 01:15:53,462 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2020-07-29 01:15:53,462 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-07-29 01:15:53,462 INFO L138 SettingsManager]: * sizeof POINTER=4 [2020-07-29 01:15:53,463 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-07-29 01:15:53,464 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2020-07-29 01:15:53,464 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2020-07-29 01:15:53,465 INFO L138 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2020-07-29 01:15:53,465 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-07-29 01:15:53,465 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2020-07-29 01:15:53,465 INFO L138 SettingsManager]: * sizeof long double=12 [2020-07-29 01:15:53,466 INFO L138 SettingsManager]: * Use constant arrays=true [2020-07-29 01:15:53,466 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-07-29 01:15:53,466 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-07-29 01:15:53,467 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-07-29 01:15:53,467 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-07-29 01:15:53,467 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-07-29 01:15:53,467 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-07-29 01:15:53,468 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-07-29 01:15:53,468 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2020-07-29 01:15:53,468 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-07-29 01:15:53,468 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-07-29 01:15:53,469 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode 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 -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 01c8dcbf548ac0eef8cebe655947adbb13d26f9a [2020-07-29 01:15:53,789 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-07-29 01:15:53,803 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-07-29 01:15:53,806 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-07-29 01:15:53,808 INFO L271 PluginConnector]: Initializing CDTParser... [2020-07-29 01:15:53,809 INFO L275 PluginConnector]: CDTParser initialized [2020-07-29 01:15:53,810 INFO L429 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/loops/invert_string-2.c [2020-07-29 01:15:53,889 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/96cd642e3/39e0a748f4cb4ff0826e42b248e535e1/FLAG6eca2d9b6 [2020-07-29 01:15:54,372 INFO L306 CDTParser]: Found 1 translation units. [2020-07-29 01:15:54,372 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/loops/invert_string-2.c [2020-07-29 01:15:54,381 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/96cd642e3/39e0a748f4cb4ff0826e42b248e535e1/FLAG6eca2d9b6 [2020-07-29 01:15:54,742 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/96cd642e3/39e0a748f4cb4ff0826e42b248e535e1 [2020-07-29 01:15:54,746 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-07-29 01:15:54,750 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2020-07-29 01:15:54,751 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-07-29 01:15:54,751 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-07-29 01:15:54,755 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-07-29 01:15:54,756 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 29.07 01:15:54" (1/1) ... [2020-07-29 01:15:54,760 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4155f3e5 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.07 01:15:54, skipping insertion in model container [2020-07-29 01:15:54,760 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 29.07 01:15:54" (1/1) ... [2020-07-29 01:15:54,769 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-07-29 01:15:54,791 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-07-29 01:15:54,954 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-07-29 01:15:54,959 INFO L203 MainTranslator]: Completed pre-run [2020-07-29 01:15:54,974 FATAL L? ?]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator has thrown an exception: java.lang.AssertionError: someone already asked if memory model infrastructure was required and we said no at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.chandler.MemoryHandler$RequiredMemoryModelFeatures.requireMemoryModelInfrastructure(MemoryHandler.java:3433) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.chandler.MemoryHandler$RequiredMemoryModelFeatures.require(MemoryHandler.java:3637) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.chandler.MemoryHandler.requireMemoryModelFeature(MemoryHandler.java:1097) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.chandler.MemoryHandler.getUltimateMemAllocCall(MemoryHandler.java:752) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.chandler.MemoryHandler.getUltimateMemAllocCall(MemoryHandler.java:744) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.handleIASTDeclarator(CHandler.java:2831) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:2056) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.MainDispatcher.dispatch(MainDispatcher.java:280) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:1080) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.MainDispatcher.dispatch(MainDispatcher.java:319) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:1029) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.MainDispatcher.dispatch(MainDispatcher.java:333) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.chandler.FunctionHandler.handleFunctionDefinition(FunctionHandler.java:372) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:1407) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.MainDispatcher.dispatch(MainDispatcher.java:288) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.processTUchild(CHandler.java:3469) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:2276) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:571) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.MainDispatcher.dispatch(MainDispatcher.java:269) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.MainTranslator.performMainRun(MainTranslator.java:244) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.MainTranslator.translate(MainTranslator.java:206) 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:125) 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$Toolchain.processToolchain(ToolchainManager.java:317) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:55) [2020-07-29 01:15:54,981 INFO L168 Benchmark]: Toolchain (without parser) took 232.19 ms. Allocated memory is still 1.0 GB. Free memory was 960.2 MB in the beginning and 949.5 MB in the end (delta: 10.7 MB). Peak memory consumption was 10.7 MB. Max. memory is 11.5 GB. [2020-07-29 01:15:54,982 INFO L168 Benchmark]: CDTParser took 0.34 ms. Allocated memory is still 1.0 GB. Free memory is still 987.1 MB. There was no memory consumed. Max. memory is 11.5 GB. [2020-07-29 01:15:54,983 INFO L168 Benchmark]: CACSL2BoogieTranslator took 227.08 ms. Allocated memory is still 1.0 GB. Free memory was 960.2 MB in the beginning and 949.5 MB in the end (delta: 10.7 MB). Peak memory consumption was 10.7 MB. Max. memory is 11.5 GB. [2020-07-29 01:15:54,985 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - AssertionsEnabledResult: Assertions are enabled Assertions are enabled - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.34 ms. Allocated memory is still 1.0 GB. Free memory is still 987.1 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 227.08 ms. Allocated memory is still 1.0 GB. Free memory was 960.2 MB in the beginning and 949.5 MB in the end (delta: 10.7 MB). Peak memory consumption was 10.7 MB. Max. memory is 11.5 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - ExceptionOrErrorResult: AssertionError: someone already asked if memory model infrastructure was required and we said no de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: AssertionError: someone already asked if memory model infrastructure was required and we said no: de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.chandler.MemoryHandler$RequiredMemoryModelFeatures.requireMemoryModelInfrastructure(MemoryHandler.java:3433) RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request... ### Bit-precise run ### This is Ultimate 0.1.25-8bd4bc6 [2020-07-29 01:15:56,693 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-07-29 01:15:56,695 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-07-29 01:15:56,714 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-07-29 01:15:56,715 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-07-29 01:15:56,717 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-07-29 01:15:56,719 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-07-29 01:15:56,734 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-07-29 01:15:56,736 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-07-29 01:15:56,738 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-07-29 01:15:56,739 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-07-29 01:15:56,741 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-07-29 01:15:56,741 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-07-29 01:15:56,743 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-07-29 01:15:56,744 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-07-29 01:15:56,745 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-07-29 01:15:56,746 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-07-29 01:15:56,749 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-07-29 01:15:56,751 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-07-29 01:15:56,753 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-07-29 01:15:56,755 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-07-29 01:15:56,756 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-07-29 01:15:56,758 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-07-29 01:15:56,759 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-07-29 01:15:56,763 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-07-29 01:15:56,764 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-07-29 01:15:56,764 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-07-29 01:15:56,765 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-07-29 01:15:56,766 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-07-29 01:15:56,767 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-07-29 01:15:56,767 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-07-29 01:15:56,768 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-07-29 01:15:56,769 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-07-29 01:15:56,770 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-07-29 01:15:56,771 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-07-29 01:15:56,772 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-07-29 01:15:56,773 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-07-29 01:15:56,773 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-07-29 01:15:56,773 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-07-29 01:15:56,774 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-07-29 01:15:56,775 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-07-29 01:15:56,776 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-DerefFreeMemtrack-32bit-Automizer_Bitvector.epf [2020-07-29 01:15:56,791 INFO L113 SettingsManager]: Loading preferences was successful [2020-07-29 01:15:56,792 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-07-29 01:15:56,793 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-07-29 01:15:56,793 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-07-29 01:15:56,794 INFO L138 SettingsManager]: * Use SBE=true [2020-07-29 01:15:56,794 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-07-29 01:15:56,794 INFO L138 SettingsManager]: * sizeof long=4 [2020-07-29 01:15:56,795 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2020-07-29 01:15:56,795 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-07-29 01:15:56,795 INFO L138 SettingsManager]: * sizeof POINTER=4 [2020-07-29 01:15:56,795 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-07-29 01:15:56,796 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2020-07-29 01:15:56,796 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2020-07-29 01:15:56,796 INFO L138 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2020-07-29 01:15:56,797 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-07-29 01:15:56,797 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2020-07-29 01:15:56,797 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2020-07-29 01:15:56,798 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2020-07-29 01:15:56,798 INFO L138 SettingsManager]: * sizeof long double=12 [2020-07-29 01:15:56,798 INFO L138 SettingsManager]: * Use constant arrays=true [2020-07-29 01:15:56,798 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-07-29 01:15:56,799 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-07-29 01:15:56,799 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-07-29 01:15:56,799 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-07-29 01:15:56,800 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-07-29 01:15:56,800 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-07-29 01:15:56,800 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-07-29 01:15:56,801 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2020-07-29 01:15:56,801 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2020-07-29 01:15:56,801 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-07-29 01:15:56,802 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2020-07-29 01:15:56,802 INFO L138 SettingsManager]: * Logic for external solver=AUFBV 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 -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 01c8dcbf548ac0eef8cebe655947adbb13d26f9a [2020-07-29 01:15:57,117 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-07-29 01:15:57,138 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-07-29 01:15:57,142 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-07-29 01:15:57,144 INFO L271 PluginConnector]: Initializing CDTParser... [2020-07-29 01:15:57,147 INFO L275 PluginConnector]: CDTParser initialized [2020-07-29 01:15:57,148 INFO L429 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/loops/invert_string-2.c [2020-07-29 01:15:57,223 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/d1215c558/84fa5851ab5842aa94cf6f4c49eafad4/FLAGb0d3c616b [2020-07-29 01:15:57,657 INFO L306 CDTParser]: Found 1 translation units. [2020-07-29 01:15:57,658 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/loops/invert_string-2.c [2020-07-29 01:15:57,672 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/d1215c558/84fa5851ab5842aa94cf6f4c49eafad4/FLAGb0d3c616b [2020-07-29 01:15:58,047 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/d1215c558/84fa5851ab5842aa94cf6f4c49eafad4 [2020-07-29 01:15:58,051 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-07-29 01:15:58,055 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2020-07-29 01:15:58,056 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-07-29 01:15:58,056 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-07-29 01:15:58,060 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-07-29 01:15:58,062 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 29.07 01:15:58" (1/1) ... [2020-07-29 01:15:58,066 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@f2347b4 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.07 01:15:58, skipping insertion in model container [2020-07-29 01:15:58,066 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 29.07 01:15:58" (1/1) ... [2020-07-29 01:15:58,074 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-07-29 01:15:58,094 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-07-29 01:15:58,355 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-07-29 01:15:58,361 INFO L203 MainTranslator]: Completed pre-run [2020-07-29 01:15:58,381 FATAL L? ?]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator has thrown an exception: java.lang.AssertionError: someone already asked if memory model infrastructure was required and we said no at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.chandler.MemoryHandler$RequiredMemoryModelFeatures.requireMemoryModelInfrastructure(MemoryHandler.java:3433) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.chandler.MemoryHandler$RequiredMemoryModelFeatures.require(MemoryHandler.java:3637) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.chandler.MemoryHandler.requireMemoryModelFeature(MemoryHandler.java:1097) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.chandler.MemoryHandler.getUltimateMemAllocCall(MemoryHandler.java:752) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.chandler.MemoryHandler.getUltimateMemAllocCall(MemoryHandler.java:744) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.handleIASTDeclarator(CHandler.java:2831) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:2056) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.MainDispatcher.dispatch(MainDispatcher.java:280) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:1080) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.MainDispatcher.dispatch(MainDispatcher.java:319) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:1029) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.MainDispatcher.dispatch(MainDispatcher.java:333) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.chandler.FunctionHandler.handleFunctionDefinition(FunctionHandler.java:372) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:1407) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.MainDispatcher.dispatch(MainDispatcher.java:288) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.processTUchild(CHandler.java:3469) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:2276) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:571) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.MainDispatcher.dispatch(MainDispatcher.java:269) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.MainTranslator.performMainRun(MainTranslator.java:244) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.MainTranslator.translate(MainTranslator.java:206) 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:125) 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:317) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:55) [2020-07-29 01:15:58,390 INFO L168 Benchmark]: Toolchain (without parser) took 335.22 ms. Allocated memory is still 1.0 GB. Free memory was 950.8 MB in the beginning and 940.1 MB in the end (delta: 10.7 MB). Peak memory consumption was 10.7 MB. Max. memory is 11.5 GB. [2020-07-29 01:15:58,392 INFO L168 Benchmark]: CDTParser took 0.33 ms. Allocated memory is still 1.0 GB. Free memory is still 981.7 MB. There was no memory consumed. Max. memory is 11.5 GB. [2020-07-29 01:15:58,394 INFO L168 Benchmark]: CACSL2BoogieTranslator took 329.70 ms. Allocated memory is still 1.0 GB. Free memory was 950.8 MB in the beginning and 940.1 MB in the end (delta: 10.7 MB). Peak memory consumption was 10.7 MB. Max. memory is 11.5 GB. [2020-07-29 01:15:58,397 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - AssertionsEnabledResult: Assertions are enabled Assertions are enabled - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.33 ms. Allocated memory is still 1.0 GB. Free memory is still 981.7 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 329.70 ms. Allocated memory is still 1.0 GB. Free memory was 950.8 MB in the beginning and 940.1 MB in the end (delta: 10.7 MB). Peak memory consumption was 10.7 MB. Max. memory is 11.5 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - ExceptionOrErrorResult: AssertionError: someone already asked if memory model infrastructure was required and we said no de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: AssertionError: someone already asked if memory model infrastructure was required and we said no: de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.chandler.MemoryHandler$RequiredMemoryModelFeatures.requireMemoryModelInfrastructure(MemoryHandler.java:3433) RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...