java -ea -Xmx4000000000 -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-c854ea4 [2018-11-11 00:33:38,842 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-11-11 00:33:38,850 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-11-11 00:33:38,875 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-11-11 00:33:38,876 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-11-11 00:33:38,885 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-11-11 00:33:38,887 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-11-11 00:33:38,894 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-11-11 00:33:38,902 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-11-11 00:33:38,906 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-11-11 00:33:38,907 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-11-11 00:33:38,907 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-11-11 00:33:38,912 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-11-11 00:33:38,915 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-11-11 00:33:38,927 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-11-11 00:33:38,928 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-11-11 00:33:38,933 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-11-11 00:33:38,939 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-11-11 00:33:38,951 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-11-11 00:33:38,958 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-11-11 00:33:38,962 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-11-11 00:33:38,965 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-11-11 00:33:38,972 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... 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[2018-11-11 00:33:38,995 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-11-11 00:33:38,995 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-11-11 00:33:38,996 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-11-11 00:33:39,006 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-11-11 00:33:39,006 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 [2018-11-11 00:33:39,060 INFO L110 SettingsManager]: Loading preferences was successful [2018-11-11 00:33:39,064 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-11-11 00:33:39,066 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-11-11 00:33:39,066 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-11-11 00:33:39,072 INFO L133 SettingsManager]: * Use SBE=true [2018-11-11 00:33:39,072 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-11-11 00:33:39,073 INFO L133 SettingsManager]: * sizeof long=4 [2018-11-11 00:33:39,073 INFO L133 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2018-11-11 00:33:39,073 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-11-11 00:33:39,073 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-11-11 00:33:39,073 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-11-11 00:33:39,074 INFO L133 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2018-11-11 00:33:39,074 INFO L133 SettingsManager]: * Bitprecise bitfields=true [2018-11-11 00:33:39,074 INFO L133 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2018-11-11 00:33:39,074 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-11-11 00:33:39,074 INFO L133 SettingsManager]: * sizeof long double=12 [2018-11-11 00:33:39,080 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-11-11 00:33:39,080 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-11-11 00:33:39,080 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-11-11 00:33:39,080 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-11-11 00:33:39,081 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-11-11 00:33:39,081 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-11-11 00:33:39,081 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-11-11 00:33:39,081 INFO L133 SettingsManager]: * Trace refinement strategy=CAMEL [2018-11-11 00:33:39,082 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-11-11 00:33:39,082 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-11-11 00:33:39,219 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-11-11 00:33:39,256 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-11-11 00:33:39,268 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-11-11 00:33:39,272 INFO L271 PluginConnector]: Initializing CDTParser... [2018-11-11 00:33:39,273 INFO L276 PluginConnector]: CDTParser initialized [2018-11-11 00:33:39,276 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/array-memsafety/cstrncat_unsafe_false-valid-deref.i [2018-11-11 00:33:39,407 INFO L218 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/168005635/9554d6ffd6674b4c82f2428ea25a5893/FLAG7f4191f71 [2018-11-11 00:33:40,429 INFO L298 CDTParser]: Found 1 translation units. [2018-11-11 00:33:40,436 INFO L158 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/array-memsafety/cstrncat_unsafe_false-valid-deref.i [2018-11-11 00:33:40,456 INFO L346 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/168005635/9554d6ffd6674b4c82f2428ea25a5893/FLAG7f4191f71 [2018-11-11 00:33:40,503 INFO L354 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/168005635/9554d6ffd6674b4c82f2428ea25a5893 [2018-11-11 00:33:40,531 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-11-11 00:33:40,538 INFO L131 ToolchainWalker]: Walking toolchain with 2 elements. [2018-11-11 00:33:40,541 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-11-11 00:33:40,541 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-11-11 00:33:40,553 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-11-11 00:33:40,558 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 11.11 12:33:40" (1/1) ... [2018-11-11 00:33:40,568 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2b99a5d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 12:33:40, skipping insertion in model container [2018-11-11 00:33:40,569 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 11.11 12:33:40" (1/1) ... [2018-11-11 00:33:40,596 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-11-11 00:33:40,660 INFO L174 MainTranslator]: Built tables and reachable declarations [2018-11-11 00:33:41,217 INFO L201 PostProcessor]: Analyzing one entry point: main [2018-11-11 00:33:41,256 INFO L189 MainTranslator]: Completed pre-run [2018-11-11 00:33:41,316 INFO L201 PostProcessor]: Analyzing one entry point: main [2018-11-11 00:33:41,364 INFO L193 MainTranslator]: Completed translation [2018-11-11 00:33:41,365 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 12:33:41 WrapperNode [2018-11-11 00:33:41,365 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-11-11 00:33:41,366 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-11-11 00:33:41,366 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-11-11 00:33:41,366 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-11-11 00:33:41,405 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 12:33:41" (1/1) ... [2018-11-11 00:33:41,405 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 12:33:41" (1/1) ... [2018-11-11 00:33:41,431 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 12:33:41" (1/1) ... [2018-11-11 00:33:41,435 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 12:33:41" (1/1) ... [2018-11-11 00:33:41,463 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 12:33:41" (1/1) ... [2018-11-11 00:33:41,478 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 12:33:41" (1/1) ... [2018-11-11 00:33:41,485 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 12:33:41" (1/1) ... [2018-11-11 00:33:41,496 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-11-11 00:33:41,502 INFO L168 Benchmark]: Toolchain (without parser) took 970.48 ms. Allocated memory is still 2.0 GB. Free memory was 1.9 GB in the beginning and 1.9 GB in the end (delta: 11.3 MB). Peak memory consumption was 11.3 MB. Max. memory is 3.9 GB. [2018-11-11 00:33:41,514 INFO L168 Benchmark]: CDTParser took 0.27 ms. Allocated memory is still 2.0 GB. Free memory is still 2.0 GB. There was no memory consumed. Max. memory is 3.9 GB. [2018-11-11 00:33:41,515 INFO L168 Benchmark]: CACSL2BoogieTranslator took 824.67 ms. Allocated memory is still 2.0 GB. Free memory was 1.9 GB in the beginning and 1.9 GB in the end (delta: 11.3 MB). Peak memory consumption was 11.3 MB. Max. memory is 3.9 GB. [2018-11-11 00:33:41,516 INFO L168 Benchmark]: Boogie Preprocessor took 134.00 ms. Allocated memory is still 2.0 GB. Free memory is still 1.9 GB. There was no memory consumed. Max. memory is 3.9 GB. [2018-11-11 00:33:41,527 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 0.27 ms. Allocated memory is still 2.0 GB. Free memory is still 2.0 GB. There was no memory consumed. Max. memory is 3.9 GB. * CACSL2BoogieTranslator took 824.67 ms. Allocated memory is still 2.0 GB. Free memory was 1.9 GB in the beginning and 1.9 GB in the end (delta: 11.3 MB). Peak memory consumption was 11.3 MB. Max. memory is 3.9 GB. * Boogie Preprocessor took 134.00 ms. Allocated memory is still 2.0 GB. Free memory is still 1.9 GB. There was no memory consumed. Max. memory is 3.9 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...