java -ea -Xmx2000000000 -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 ../../../trunk/examples/toolchains/C-BPP.xml -s ../../../trunk/examples/settings/default/automizer/svcomp-DerefFreeMemtrack-32bit-Automizer_Default.epf -i ../../../trunk/examples/svcomp/array-memsafety/cstrncat_unsafe_false-valid-deref.i -------------------------------------------------------------------------------- This is Ultimate 0.1.23-985f63f [2018-10-11 18:50:50,463 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-10-11 18:50:50,467 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-10-11 18:50:50,502 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-10-11 18:50:50,503 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-10-11 18:50:50,506 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-10-11 18:50:50,511 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-10-11 18:50:50,515 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-10-11 18:50:50,517 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-10-11 18:50:50,524 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-10-11 18:50:50,526 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-10-11 18:50:50,532 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-10-11 18:50:50,533 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-10-11 18:50:50,535 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-10-11 18:50:50,541 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-10-11 18:50:50,542 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-10-11 18:50:50,546 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-10-11 18:50:50,557 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-10-11 18:50:50,566 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-10-11 18:50:50,569 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-10-11 18:50:50,574 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-10-11 18:50:50,577 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-10-11 18:50:50,584 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-10-11 18:50:50,584 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-10-11 18:50:50,584 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-10-11 18:50:50,589 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-10-11 18:50:50,590 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-10-11 18:50:50,590 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-10-11 18:50:50,597 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-10-11 18:50:50,598 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-10-11 18:50:50,598 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-10-11 18:50:50,605 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-10-11 18:50:50,605 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-10-11 18:50:50,605 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-10-11 18:50:50,609 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-10-11 18:50:50,613 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-10-11 18:50:50,613 INFO L98 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/default/automizer/svcomp-DerefFreeMemtrack-32bit-Automizer_Default.epf [2018-10-11 18:50:50,664 INFO L110 SettingsManager]: Loading preferences was successful [2018-10-11 18:50:50,665 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-10-11 18:50:50,670 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-10-11 18:50:50,670 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-10-11 18:50:50,674 INFO L133 SettingsManager]: * Use SBE=true [2018-10-11 18:50:50,674 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-10-11 18:50:50,674 INFO L133 SettingsManager]: * sizeof long=4 [2018-10-11 18:50:50,675 INFO L133 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2018-10-11 18:50:50,675 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-10-11 18:50:50,675 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-10-11 18:50:50,675 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-10-11 18:50:50,676 INFO L133 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2018-10-11 18:50:50,676 INFO L133 SettingsManager]: * Bitprecise bitfields=true [2018-10-11 18:50:50,676 INFO L133 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2018-10-11 18:50:50,676 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-10-11 18:50:50,676 INFO L133 SettingsManager]: * sizeof long double=12 [2018-10-11 18:50:50,677 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-10-11 18:50:50,677 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-10-11 18:50:50,677 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-10-11 18:50:50,677 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-10-11 18:50:50,677 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-10-11 18:50:50,683 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-10-11 18:50:50,683 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-10-11 18:50:50,683 INFO L133 SettingsManager]: * Trace refinement strategy=CAMEL [2018-10-11 18:50:50,684 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-10-11 18:50:50,684 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-10-11 18:50:50,813 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-10-11 18:50:50,849 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-10-11 18:50:50,858 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-10-11 18:50:50,860 INFO L271 PluginConnector]: Initializing CDTParser... [2018-10-11 18:50:50,866 INFO L276 PluginConnector]: CDTParser initialized [2018-10-11 18:50:50,867 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/array-memsafety/cstrncat_unsafe_false-valid-deref.i [2018-10-11 18:50:51,008 INFO L218 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/ec3b9201b/07b8aa0fe2534c1dafe02e1017159225/FLAG0cf2ab25b [2018-10-11 18:50:52,017 INFO L298 CDTParser]: Found 1 translation units. [2018-10-11 18:50:52,018 INFO L158 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/array-memsafety/cstrncat_unsafe_false-valid-deref.i [2018-10-11 18:50:52,033 INFO L346 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/ec3b9201b/07b8aa0fe2534c1dafe02e1017159225/FLAG0cf2ab25b [2018-10-11 18:50:52,057 INFO L354 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/ec3b9201b/07b8aa0fe2534c1dafe02e1017159225 [2018-10-11 18:50:52,072 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-10-11 18:50:52,075 INFO L131 ToolchainWalker]: Walking toolchain with 2 elements. [2018-10-11 18:50:52,076 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-10-11 18:50:52,076 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-10-11 18:50:52,090 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-10-11 18:50:52,095 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 11.10 06:50:52" (1/1) ... [2018-10-11 18:50:52,102 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5254dc7d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 06:50:52, skipping insertion in model container [2018-10-11 18:50:52,102 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 11.10 06:50:52" (1/1) ... [2018-10-11 18:50:52,130 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-10-11 18:50:52,186 INFO L174 MainTranslator]: Built tables and reachable declarations [2018-10-11 18:50:52,678 INFO L202 PostProcessor]: Analyzing one entry point: main [2018-10-11 18:50:52,714 INFO L189 MainTranslator]: Completed pre-run [2018-10-11 18:50:52,764 INFO L202 PostProcessor]: Analyzing one entry point: main [2018-10-11 18:50:52,797 INFO L193 MainTranslator]: Completed translation [2018-10-11 18:50:52,798 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 06:50:52 WrapperNode [2018-10-11 18:50:52,798 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-10-11 18:50:52,799 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-10-11 18:50:52,800 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-10-11 18:50:52,800 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-10-11 18:50:52,817 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 06:50:52" (1/1) ... [2018-10-11 18:50:52,817 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 06:50:52" (1/1) ... [2018-10-11 18:50:52,838 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 06:50:52" (1/1) ... [2018-10-11 18:50:52,839 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 06:50:52" (1/1) ... [2018-10-11 18:50:52,866 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 06:50:52" (1/1) ... [2018-10-11 18:50:52,884 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 06:50:52" (1/1) ... [2018-10-11 18:50:52,893 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 06:50:52" (1/1) ... [2018-10-11 18:50:52,906 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-10-11 18:50:52,909 INFO L168 Benchmark]: Toolchain (without parser) took 835.63 ms. Allocated memory is still 1.9 GB. Free memory was 1.8 GB in the beginning and 1.8 GB in the end (delta: 10.7 MB). Peak memory consumption was 10.7 MB. Max. memory is 1.9 GB. [2018-10-11 18:50:52,911 INFO L168 Benchmark]: CDTParser took 0.24 ms. Allocated memory is still 1.9 GB. Free memory is still 1.9 GB. There was no memory consumed. Max. memory is 1.9 GB. [2018-10-11 18:50:52,918 INFO L168 Benchmark]: CACSL2BoogieTranslator took 722.45 ms. Allocated memory is still 1.9 GB. Free memory was 1.8 GB in the beginning and 1.8 GB in the end (delta: 10.7 MB). Peak memory consumption was 10.7 MB. Max. memory is 1.9 GB. [2018-10-11 18:50:52,921 INFO L168 Benchmark]: Boogie Preprocessor took 106.62 ms. Allocated memory is still 1.9 GB. Free memory is still 1.8 GB. There was no memory consumed. Max. memory is 1.9 GB. [2018-10-11 18:50:52,925 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - GenericResult: Assertions are enabled Assertions are enabled - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.24 ms. Allocated memory is still 1.9 GB. Free memory is still 1.9 GB. There was no memory consumed. Max. memory is 1.9 GB. * CACSL2BoogieTranslator took 722.45 ms. Allocated memory is still 1.9 GB. Free memory was 1.8 GB in the beginning and 1.8 GB in the end (delta: 10.7 MB). Peak memory consumption was 10.7 MB. Max. memory is 1.9 GB. * Boogie Preprocessor took 106.62 ms. Allocated memory is still 1.9 GB. Free memory is still 1.8 GB. There was no memory consumed. Max. memory is 1.9 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...