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 0.1.23-107d8f3-m [2018-09-13 18:44:07,954 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-09-13 18:44:07,960 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-09-13 18:44:07,993 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-09-13 18:44:07,993 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-09-13 18:44:07,999 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-09-13 18:44:08,001 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-09-13 18:44:08,008 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-09-13 18:44:08,013 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-09-13 18:44:08,014 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-09-13 18:44:08,015 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-09-13 18:44:08,022 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-09-13 18:44:08,023 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-09-13 18:44:08,024 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-09-13 18:44:08,039 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-09-13 18:44:08,040 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-09-13 18:44:08,041 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-09-13 18:44:08,047 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-09-13 18:44:08,054 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-09-13 18:44:08,056 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-09-13 18:44:08,063 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-09-13 18:44:08,066 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-09-13 18:44:08,076 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-09-13 18:44:08,079 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-09-13 18:44:08,079 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-09-13 18:44:08,080 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-09-13 18:44:08,081 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-09-13 18:44:08,086 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-09-13 18:44:08,088 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-09-13 18:44:08,095 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-09-13 18:44:08,096 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-09-13 18:44:08,098 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-09-13 18:44:08,098 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-09-13 18:44:08,099 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-09-13 18:44:08,100 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-09-13 18:44:08,102 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-09-13 18:44:08,103 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 [2018-09-13 18:44:08,146 INFO L110 SettingsManager]: Loading preferences was successful [2018-09-13 18:44:08,147 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-09-13 18:44:08,148 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-09-13 18:44:08,156 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-09-13 18:44:08,156 INFO L133 SettingsManager]: * Use SBE=true [2018-09-13 18:44:08,156 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-09-13 18:44:08,157 INFO L133 SettingsManager]: * sizeof long=4 [2018-09-13 18:44:08,157 INFO L133 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2018-09-13 18:44:08,157 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-09-13 18:44:08,158 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-09-13 18:44:08,158 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-09-13 18:44:08,158 INFO L133 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2018-09-13 18:44:08,159 INFO L133 SettingsManager]: * Bitprecise bitfields=true [2018-09-13 18:44:08,159 INFO L133 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2018-09-13 18:44:08,159 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-09-13 18:44:08,160 INFO L133 SettingsManager]: * sizeof long double=12 [2018-09-13 18:44:08,161 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-09-13 18:44:08,161 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-09-13 18:44:08,161 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-09-13 18:44:08,161 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-09-13 18:44:08,162 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-09-13 18:44:08,162 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-09-13 18:44:08,162 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-09-13 18:44:08,162 INFO L133 SettingsManager]: * Trace refinement strategy=CAMEL [2018-09-13 18:44:08,162 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-09-13 18:44:08,162 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-09-13 18:44:08,299 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-09-13 18:44:08,340 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-09-13 18:44:08,346 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-09-13 18:44:08,350 INFO L271 PluginConnector]: Initializing CDTParser... [2018-09-13 18:44:08,350 INFO L276 PluginConnector]: CDTParser initialized [2018-09-13 18:44:08,351 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/array-memsafety/cstrncat_unsafe_false-valid-deref.i [2018-09-13 18:44:09,038 INFO L221 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/340ccc170/0b56588c9b284170a6fb9996b3362da2/FLAGad2b6ea0a [2018-09-13 18:44:09,489 INFO L277 CDTParser]: Found 1 translation units. [2018-09-13 18:44:09,490 INFO L159 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/array-memsafety/cstrncat_unsafe_false-valid-deref.i [2018-09-13 18:44:09,510 INFO L325 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/340ccc170/0b56588c9b284170a6fb9996b3362da2/FLAGad2b6ea0a [2018-09-13 18:44:09,535 INFO L333 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/340ccc170/0b56588c9b284170a6fb9996b3362da2 [2018-09-13 18:44:09,567 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-09-13 18:44:09,579 INFO L131 ToolchainWalker]: Walking toolchain with 2 elements. [2018-09-13 18:44:09,580 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-09-13 18:44:09,580 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-09-13 18:44:09,591 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-09-13 18:44:09,593 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.09 06:44:09" (1/1) ... [2018-09-13 18:44:09,604 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2f71a79e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.09 06:44:09, skipping insertion in model container [2018-09-13 18:44:09,604 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.09 06:44:09" (1/1) ... [2018-09-13 18:44:10,010 INFO L179 PRDispatcher]: Starting pre-run dispatcher in SV-COMP mode [2018-09-13 18:44:10,134 INFO L170 PostProcessor]: Settings: Checked method=main [2018-09-13 18:44:10,203 INFO L423 MainDispatcher]: Starting main dispatcher in SV-COMP mode [2018-09-13 18:44:10,221 INFO L170 PostProcessor]: Settings: Checked method=main [2018-09-13 18:44:10,278 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.09 06:44:10 WrapperNode [2018-09-13 18:44:10,278 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-09-13 18:44:10,283 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-09-13 18:44:10,283 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-09-13 18:44:10,283 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-09-13 18:44:10,313 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.09 06:44:10" (1/1) ... [2018-09-13 18:44:10,314 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.09 06:44:10" (1/1) ... [2018-09-13 18:44:10,340 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.09 06:44:10" (1/1) ... [2018-09-13 18:44:10,341 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.09 06:44:10" (1/1) ... [2018-09-13 18:44:10,359 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.09 06:44:10" (1/1) ... [2018-09-13 18:44:10,376 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.09 06:44:10" (1/1) ... [2018-09-13 18:44:10,383 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.09 06:44:10" (1/1) ... [2018-09-13 18:44:10,395 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-09-13 18:44:10,402 INFO L168 Benchmark]: Toolchain (without parser) took 834.39 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. [2018-09-13 18:44:10,410 INFO L168 Benchmark]: CDTParser took 5.32 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. [2018-09-13 18:44:10,411 INFO L168 Benchmark]: CACSL2BoogieTranslator took 702.37 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. [2018-09-13 18:44:10,417 INFO L168 Benchmark]: Boogie Preprocessor took 112.40 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. [2018-09-13 18:44:10,423 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 5.32 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 702.37 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 112.40 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...