./Ultimate.py --spec ../sv-benchmarks/c/properties/valid-memsafety.prp --file ../sv-benchmarks/c/array-memsafety/cstrcat-alloca-2.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for memory safety (deref-memtrack) Using default analysis Version 32f26835 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx12G -Xms1G -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/array-memsafety/cstrcat-alloca-2.i -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 c15bd857267d499e7ecc6e455c2b5fbe7515d7da .................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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 -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/array-memsafety/cstrcat-alloca-2.i -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 c15bd857267d499e7ecc6e455c2b5fbe7515d7da ....................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN --- Real Ultimate output --- This is Ultimate 0.1.24-32f2683 [2019-11-24 22:20:28,660 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-24 22:20:28,667 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-24 22:20:28,695 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-24 22:20:28,697 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-24 22:20:28,704 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-24 22:20:28,712 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-24 22:20:28,729 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-24 22:20:28,733 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-24 22:20:28,740 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-24 22:20:28,742 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-24 22:20:28,746 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-24 22:20:28,750 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-24 22:20:28,755 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-24 22:20:28,759 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-24 22:20:28,762 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-24 22:20:28,764 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-24 22:20:28,769 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-24 22:20:28,776 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-24 22:20:28,783 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-24 22:20:28,792 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-24 22:20:28,800 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-24 22:20:28,805 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-24 22:20:28,808 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-24 22:20:28,815 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-24 22:20:28,815 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-24 22:20:28,816 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-24 22:20:28,820 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-24 22:20:28,821 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-24 22:20:28,824 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-24 22:20:28,826 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-24 22:20:28,827 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-24 22:20:28,829 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-24 22:20:28,833 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-24 22:20:28,835 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-24 22:20:28,838 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-24 22:20:28,839 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-24 22:20:28,840 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-24 22:20:28,840 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-24 22:20:28,844 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-24 22:20:28,846 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-24 22:20:28,848 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-DerefFreeMemtrack-32bit-Automizer_Default.epf [2019-11-24 22:20:28,887 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-24 22:20:28,888 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-24 22:20:28,893 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-24 22:20:28,894 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-24 22:20:28,896 INFO L138 SettingsManager]: * Use SBE=true [2019-11-24 22:20:28,896 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-24 22:20:28,897 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-24 22:20:28,897 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2019-11-24 22:20:28,897 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-24 22:20:28,898 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-24 22:20:28,900 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-24 22:20:28,901 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2019-11-24 22:20:28,902 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2019-11-24 22:20:28,902 INFO L138 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2019-11-24 22:20:28,903 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-24 22:20:28,903 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2019-11-24 22:20:28,905 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-24 22:20:28,905 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-24 22:20:28,906 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-24 22:20:28,906 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-24 22:20:28,906 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-24 22:20:28,908 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-24 22:20:28,908 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-24 22:20:28,908 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-24 22:20:28,909 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-24 22:20:28,911 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-24 22:20:28,911 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-24 22:20:28,911 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 -> c15bd857267d499e7ecc6e455c2b5fbe7515d7da [2019-11-24 22:20:29,470 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-24 22:20:29,502 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-24 22:20:29,509 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-24 22:20:29,512 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-24 22:20:29,514 INFO L275 PluginConnector]: CDTParser initialized [2019-11-24 22:20:29,516 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/array-memsafety/cstrcat-alloca-2.i [2019-11-24 22:20:29,662 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/8c6879f9c/bb36f90f45834d6eb18d2bc10a22bb92/FLAG18d799a3e [2019-11-24 22:20:30,823 INFO L306 CDTParser]: Found 1 translation units. [2019-11-24 22:20:30,827 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/array-memsafety/cstrcat-alloca-2.i [2019-11-24 22:20:30,865 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/8c6879f9c/bb36f90f45834d6eb18d2bc10a22bb92/FLAG18d799a3e [2019-11-24 22:20:31,323 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/8c6879f9c/bb36f90f45834d6eb18d2bc10a22bb92 [2019-11-24 22:20:31,335 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-24 22:20:31,338 INFO L131 ToolchainWalker]: Walking toolchain with 2 elements. [2019-11-24 22:20:31,344 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-24 22:20:31,347 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-24 22:20:31,354 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-24 22:20:31,359 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 10:20:31" (1/1) ... [2019-11-24 22:20:31,367 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@509fde4 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:20:31, skipping insertion in model container [2019-11-24 22:20:31,369 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 10:20:31" (1/1) ... [2019-11-24 22:20:31,388 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-24 22:20:31,487 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-24 22:20:32,391 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-24 22:20:32,419 INFO L203 MainTranslator]: Completed pre-run [2019-11-24 22:20:32,553 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-24 22:20:32,673 INFO L208 MainTranslator]: Completed translation [2019-11-24 22:20:32,678 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:20:32 WrapperNode [2019-11-24 22:20:32,678 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-24 22:20:32,682 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-24 22:20:32,683 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-24 22:20:32,683 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-24 22:20:32,709 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:20:32" (1/1) ... [2019-11-24 22:20:32,710 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:20:32" (1/1) ... [2019-11-24 22:20:32,770 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:20:32" (1/1) ... [2019-11-24 22:20:32,770 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:20:32" (1/1) ... [2019-11-24 22:20:32,825 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:20:32" (1/1) ... [2019-11-24 22:20:32,834 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:20:32" (1/1) ... [2019-11-24 22:20:32,845 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:20:32" (1/1) ... [2019-11-24 22:20:32,856 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-24 22:20:32,865 INFO L168 Benchmark]: Toolchain (without parser) took 1524.41 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 963.1 MB in the beginning and 979.4 MB in the end (delta: -16.3 MB). There was no memory consumed. Max. memory is 12.5 GB. [2019-11-24 22:20:32,880 INFO L168 Benchmark]: CDTParser took 0.61 ms. Allocated memory is still 1.0 GB. Free memory is still 988.9 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-24 22:20:32,882 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1335.51 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 963.1 MB in the beginning and 979.4 MB in the end (delta: -16.3 MB). Peak memory consumption was 21.0 MB. Max. memory is 12.5 GB. [2019-11-24 22:20:32,885 INFO L168 Benchmark]: Boogie Preprocessor took 177.65 ms. Allocated memory is still 1.0 GB. Free memory is still 979.4 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-24 22:20:32,892 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.61 ms. Allocated memory is still 1.0 GB. Free memory is still 988.9 MB. There was no memory consumed. Max. memory is 12.5 GB. * CACSL2BoogieTranslator took 1335.51 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 963.1 MB in the beginning and 979.4 MB in the end (delta: -16.3 MB). Peak memory consumption was 21.0 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 177.65 ms. Allocated memory is still 1.0 GB. Free memory is still 979.4 MB. There was no memory consumed. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request... ### Bit-precise run ### This is Ultimate 0.1.24-32f2683 [2019-11-24 22:20:36,644 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-24 22:20:36,650 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-24 22:20:36,682 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-24 22:20:36,683 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-24 22:20:36,686 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-24 22:20:36,688 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-24 22:20:36,717 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-24 22:20:36,719 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-24 22:20:36,727 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-24 22:20:36,728 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-24 22:20:36,732 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-24 22:20:36,733 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-24 22:20:36,741 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-24 22:20:36,743 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-24 22:20:36,748 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-24 22:20:36,750 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-24 22:20:36,753 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-24 22:20:36,758 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-24 22:20:36,767 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-24 22:20:36,773 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-24 22:20:36,778 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-24 22:20:36,782 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-24 22:20:36,784 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-24 22:20:36,792 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-24 22:20:36,792 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-24 22:20:36,793 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-24 22:20:36,797 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-24 22:20:36,797 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-24 22:20:36,798 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-24 22:20:36,801 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-24 22:20:36,802 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-24 22:20:36,803 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-24 22:20:36,806 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-24 22:20:36,809 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-24 22:20:36,811 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-24 22:20:36,812 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-24 22:20:36,814 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-24 22:20:36,814 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-24 22:20:36,817 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-24 22:20:36,820 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-24 22:20:36,822 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-DerefFreeMemtrack-32bit-Automizer_Bitvector.epf [2019-11-24 22:20:36,859 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-24 22:20:36,861 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-24 22:20:36,865 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-24 22:20:36,867 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-24 22:20:36,867 INFO L138 SettingsManager]: * Use SBE=true [2019-11-24 22:20:36,867 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-24 22:20:36,868 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-24 22:20:36,868 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2019-11-24 22:20:36,870 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-24 22:20:36,870 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-24 22:20:36,871 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-24 22:20:36,872 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2019-11-24 22:20:36,872 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2019-11-24 22:20:36,872 INFO L138 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2019-11-24 22:20:36,875 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-24 22:20:36,875 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2019-11-24 22:20:36,875 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-24 22:20:36,876 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-24 22:20:36,876 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-24 22:20:36,876 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-24 22:20:36,877 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-24 22:20:36,878 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-24 22:20:36,878 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-24 22:20:36,878 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-24 22:20:36,880 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-24 22:20:36,880 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-24 22:20:36,880 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-24 22:20:36,883 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-24 22:20:36,883 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-24 22:20:36,883 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-24 22:20:36,885 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 -> c15bd857267d499e7ecc6e455c2b5fbe7515d7da [2019-11-24 22:20:37,474 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-24 22:20:37,506 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-24 22:20:37,515 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-24 22:20:37,519 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-24 22:20:37,521 INFO L275 PluginConnector]: CDTParser initialized [2019-11-24 22:20:37,522 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/array-memsafety/cstrcat-alloca-2.i [2019-11-24 22:20:37,671 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/4cd9efa61/6fe92c2b17c045a7bc8f1a924d6c085b/FLAG6b7756007 [2019-11-24 22:20:38,873 INFO L306 CDTParser]: Found 1 translation units. [2019-11-24 22:20:38,877 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/array-memsafety/cstrcat-alloca-2.i [2019-11-24 22:20:38,913 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/4cd9efa61/6fe92c2b17c045a7bc8f1a924d6c085b/FLAG6b7756007 [2019-11-24 22:20:39,372 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/4cd9efa61/6fe92c2b17c045a7bc8f1a924d6c085b [2019-11-24 22:20:39,378 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-24 22:20:39,380 INFO L131 ToolchainWalker]: Walking toolchain with 2 elements. [2019-11-24 22:20:39,393 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-24 22:20:39,393 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-24 22:20:39,400 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-24 22:20:39,401 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 10:20:39" (1/1) ... [2019-11-24 22:20:39,404 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6679334f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:20:39, skipping insertion in model container [2019-11-24 22:20:39,405 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 10:20:39" (1/1) ... [2019-11-24 22:20:39,414 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-24 22:20:39,523 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-24 22:20:40,396 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-24 22:20:40,425 INFO L203 MainTranslator]: Completed pre-run [2019-11-24 22:20:40,604 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-24 22:20:40,731 INFO L208 MainTranslator]: Completed translation [2019-11-24 22:20:40,732 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:20:40 WrapperNode [2019-11-24 22:20:40,732 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-24 22:20:40,734 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-24 22:20:40,737 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-24 22:20:40,737 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-24 22:20:40,754 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:20:40" (1/1) ... [2019-11-24 22:20:40,754 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:20:40" (1/1) ... [2019-11-24 22:20:40,803 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:20:40" (1/1) ... [2019-11-24 22:20:40,804 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:20:40" (1/1) ... [2019-11-24 22:20:40,864 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:20:40" (1/1) ... [2019-11-24 22:20:40,885 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:20:40" (1/1) ... [2019-11-24 22:20:40,896 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:20:40" (1/1) ... [2019-11-24 22:20:40,914 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-24 22:20:40,925 INFO L168 Benchmark]: Toolchain (without parser) took 1536.66 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 966.0 MB in the beginning and 979.6 MB in the end (delta: -13.6 MB). There was no memory consumed. Max. memory is 12.5 GB. [2019-11-24 22:20:40,928 INFO L168 Benchmark]: CDTParser took 1.23 ms. Allocated memory is still 1.0 GB. Free memory is still 994.6 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-24 22:20:40,931 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1341.07 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 966.0 MB in the beginning and 979.6 MB in the end (delta: -13.6 MB). Peak memory consumption was 20.8 MB. Max. memory is 12.5 GB. [2019-11-24 22:20:40,932 INFO L168 Benchmark]: Boogie Preprocessor took 179.85 ms. Allocated memory is still 1.0 GB. Free memory is still 979.6 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-24 22:20:40,952 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 1.23 ms. Allocated memory is still 1.0 GB. Free memory is still 994.6 MB. There was no memory consumed. Max. memory is 12.5 GB. * CACSL2BoogieTranslator took 1341.07 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 966.0 MB in the beginning and 979.6 MB in the end (delta: -13.6 MB). Peak memory consumption was 20.8 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 179.85 ms. Allocated memory is still 1.0 GB. Free memory is still 979.6 MB. There was no memory consumed. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...