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 0.1.23-5318ecb-m [2018-10-11 15:14:44,633 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-10-11 15:14:44,640 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-10-11 15:14:44,673 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-10-11 15:14:44,673 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-10-11 15:14:44,675 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-10-11 15:14:44,677 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-10-11 15:14:44,685 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-10-11 15:14:44,691 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-10-11 15:14:44,702 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-10-11 15:14:44,703 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-10-11 15:14:44,703 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-10-11 15:14:44,704 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-10-11 15:14:44,712 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-10-11 15:14:44,716 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-10-11 15:14:44,717 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-10-11 15:14:44,718 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-10-11 15:14:44,725 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-10-11 15:14:44,734 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-10-11 15:14:44,738 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-10-11 15:14:44,740 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-10-11 15:14:44,745 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-10-11 15:14:44,753 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-10-11 15:14:44,757 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-10-11 15:14:44,757 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-10-11 15:14:44,758 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-10-11 15:14:44,762 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-10-11 15:14:44,763 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-10-11 15:14:44,767 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-10-11 15:14:44,768 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-10-11 15:14:44,769 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-10-11 15:14:44,775 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-10-11 15:14:44,775 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-10-11 15:14:44,775 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-10-11 15:14:44,776 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-10-11 15:14:44,782 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-10-11 15:14:44,783 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 15:14:44,831 INFO L110 SettingsManager]: Loading preferences was successful [2018-10-11 15:14:44,831 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-10-11 15:14:44,838 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-10-11 15:14:44,838 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-10-11 15:14:44,841 INFO L133 SettingsManager]: * Use SBE=true [2018-10-11 15:14:44,841 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-10-11 15:14:44,842 INFO L133 SettingsManager]: * sizeof long=4 [2018-10-11 15:14:44,842 INFO L133 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2018-10-11 15:14:44,842 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-10-11 15:14:44,842 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-10-11 15:14:44,842 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-10-11 15:14:44,843 INFO L133 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2018-10-11 15:14:44,843 INFO L133 SettingsManager]: * Bitprecise bitfields=true [2018-10-11 15:14:44,843 INFO L133 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2018-10-11 15:14:44,843 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-10-11 15:14:44,843 INFO L133 SettingsManager]: * sizeof long double=12 [2018-10-11 15:14:44,846 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-10-11 15:14:44,846 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-10-11 15:14:44,846 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-10-11 15:14:44,849 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-10-11 15:14:44,849 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-10-11 15:14:44,849 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-10-11 15:14:44,850 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-10-11 15:14:44,850 INFO L133 SettingsManager]: * Trace refinement strategy=CAMEL [2018-10-11 15:14:44,850 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-10-11 15:14:44,850 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-10-11 15:14:44,977 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-10-11 15:14:45,009 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-10-11 15:14:45,018 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-10-11 15:14:45,022 INFO L271 PluginConnector]: Initializing CDTParser... [2018-10-11 15:14:45,022 INFO L276 PluginConnector]: CDTParser initialized [2018-10-11 15:14:45,023 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/array-memsafety/cstrncat_unsafe_false-valid-deref.i [2018-10-11 15:14:45,682 INFO L217 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/07161e9b3/c49847b8df464eec83fc8db3e39fbd90/FLAGfb0db81ea [2018-10-11 15:14:46,132 INFO L289 CDTParser]: Found 1 translation units. [2018-10-11 15:14:46,133 INFO L157 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/array-memsafety/cstrncat_unsafe_false-valid-deref.i [2018-10-11 15:14:46,150 INFO L337 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/07161e9b3/c49847b8df464eec83fc8db3e39fbd90/FLAGfb0db81ea [2018-10-11 15:14:46,192 INFO L345 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/07161e9b3/c49847b8df464eec83fc8db3e39fbd90 [2018-10-11 15:14:46,221 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-10-11 15:14:46,228 INFO L131 ToolchainWalker]: Walking toolchain with 2 elements. [2018-10-11 15:14:46,232 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-10-11 15:14:46,232 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-10-11 15:14:46,240 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-10-11 15:14:46,246 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 11.10 03:14:46" (1/1) ... [2018-10-11 15:14:46,251 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4afe463 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 03:14:46, skipping insertion in model container [2018-10-11 15:14:46,251 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 11.10 03:14:46" (1/1) ... [2018-10-11 15:14:46,282 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-10-11 15:14:46,336 INFO L174 MainTranslator]: Built tables and reachable declarations [2018-10-11 15:14:46,801 INFO L202 PostProcessor]: Analyzing one entry point: main [2018-10-11 15:14:46,839 INFO L189 MainTranslator]: Completed pre-run [2018-10-11 15:14:46,888 INFO L202 PostProcessor]: Analyzing one entry point: main [2018-10-11 15:14:46,933 INFO L193 MainTranslator]: Completed translation [2018-10-11 15:14:46,937 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 03:14:46 WrapperNode [2018-10-11 15:14:46,940 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-10-11 15:14:46,941 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-10-11 15:14:46,941 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-10-11 15:14:46,941 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-10-11 15:14:46,971 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 03:14:46" (1/1) ... [2018-10-11 15:14:46,971 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 03:14:46" (1/1) ... [2018-10-11 15:14:46,988 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 03:14:46" (1/1) ... [2018-10-11 15:14:46,988 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 03:14:46" (1/1) ... [2018-10-11 15:14:47,012 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 03:14:46" (1/1) ... [2018-10-11 15:14:47,025 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 03:14:46" (1/1) ... [2018-10-11 15:14:47,035 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 03:14:46" (1/1) ... [2018-10-11 15:14:47,043 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-10-11 15:14:47,053 INFO L168 Benchmark]: Toolchain (without parser) took 831.24 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: 13.3 MB). Peak memory consumption was 13.3 MB. Max. memory is 1.9 GB. [2018-10-11 15:14:47,061 INFO L168 Benchmark]: CDTParser took 0.20 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 15:14:47,062 INFO L168 Benchmark]: CACSL2BoogieTranslator took 708.63 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 15:14:47,067 INFO L168 Benchmark]: Boogie Preprocessor took 102.32 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: 2.7 MB). Peak memory consumption was 2.7 MB. Max. memory is 1.9 GB. [2018-10-11 15:14:47,075 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 0.20 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 708.63 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. * Boogie Preprocessor took 102.32 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: 2.7 MB). Peak memory consumption was 2.7 MB. Max. memory is 1.9 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...