java -ea -Xmx4000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata ./data -tc ../../../trunk/examples/toolchains/C-BPP.xml -s ../../../trunk/examples/settings/default/automizer/svcomp-DerefFreeMemtrack-32bit-Automizer_Bitvector.epf -i ../../../trunk/examples/svcomp/array-memsafety/cstrcspn-alloca_true-valid-memsafety_true-termination.i -------------------------------------------------------------------------------- This is Ultimate 0.1.23-38cac3e [2018-11-27 08:41:33,747 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-11-27 08:41:33,750 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-11-27 08:41:33,777 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-11-27 08:41:33,777 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-11-27 08:41:33,779 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-11-27 08:41:33,780 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-11-27 08:41:33,782 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-11-27 08:41:33,786 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-11-27 08:41:33,787 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-11-27 08:41:33,788 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-11-27 08:41:33,788 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-11-27 08:41:33,789 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-11-27 08:41:33,795 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-11-27 08:41:33,796 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-11-27 08:41:33,807 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-11-27 08:41:33,807 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-11-27 08:41:33,812 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-11-27 08:41:33,813 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-11-27 08:41:33,822 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-11-27 08:41:33,823 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-11-27 08:41:33,828 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-11-27 08:41:33,837 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-11-27 08:41:33,838 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-11-27 08:41:33,838 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-11-27 08:41:33,839 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-11-27 08:41:33,840 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-11-27 08:41:33,841 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-11-27 08:41:33,842 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-11-27 08:41:33,849 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-11-27 08:41:33,849 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-11-27 08:41:33,853 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-11-27 08:41:33,854 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-11-27 08:41:33,854 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-11-27 08:41:33,855 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-11-27 08:41:33,861 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-11-27 08:41:33,862 INFO L98 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/default/automizer/svcomp-DerefFreeMemtrack-32bit-Automizer_Bitvector.epf [2018-11-27 08:41:33,910 INFO L110 SettingsManager]: Loading preferences was successful [2018-11-27 08:41:33,910 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-11-27 08:41:33,914 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-11-27 08:41:33,915 INFO L133 SettingsManager]: * ... calls to implemented procedures=ONLY_FOR_CONCURRENT_PROGRAMS [2018-11-27 08:41:33,922 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-11-27 08:41:33,922 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-11-27 08:41:33,922 INFO L133 SettingsManager]: * Use SBE=true [2018-11-27 08:41:33,923 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-11-27 08:41:33,923 INFO L133 SettingsManager]: * sizeof long=4 [2018-11-27 08:41:33,923 INFO L133 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2018-11-27 08:41:33,923 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-11-27 08:41:33,924 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-11-27 08:41:33,924 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-11-27 08:41:33,924 INFO L133 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2018-11-27 08:41:33,924 INFO L133 SettingsManager]: * Bitprecise bitfields=true [2018-11-27 08:41:33,924 INFO L133 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2018-11-27 08:41:33,930 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-11-27 08:41:33,930 INFO L133 SettingsManager]: * Use bitvectors instead of ints=true [2018-11-27 08:41:33,930 INFO L133 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2018-11-27 08:41:33,931 INFO L133 SettingsManager]: * sizeof long double=12 [2018-11-27 08:41:33,931 INFO L133 SettingsManager]: * Use constant arrays=true [2018-11-27 08:41:33,931 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-11-27 08:41:33,931 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-11-27 08:41:33,932 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-11-27 08:41:33,932 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-11-27 08:41:33,932 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-11-27 08:41:33,932 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-11-27 08:41:33,933 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-11-27 08:41:33,936 INFO L133 SettingsManager]: * Trace refinement strategy=WOLF [2018-11-27 08:41:33,936 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-11-27 08:41:33,939 INFO L133 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2018-11-27 08:41:33,939 INFO L133 SettingsManager]: * Logic for external solver=AUFBV [2018-11-27 08:41:34,030 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-11-27 08:41:34,067 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-11-27 08:41:34,081 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-11-27 08:41:34,086 INFO L271 PluginConnector]: Initializing CDTParser... [2018-11-27 08:41:34,087 INFO L276 PluginConnector]: CDTParser initialized [2018-11-27 08:41:34,087 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/array-memsafety/cstrcspn-alloca_true-valid-memsafety_true-termination.i [2018-11-27 08:41:34,245 INFO L221 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/014b9d064/7445fdf9c4024cbeaaf30479e4853a61/FLAG2a47bf292 [2018-11-27 08:41:35,411 INFO L307 CDTParser]: Found 1 translation units. [2018-11-27 08:41:35,412 INFO L161 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/array-memsafety/cstrcspn-alloca_true-valid-memsafety_true-termination.i [2018-11-27 08:41:35,456 INFO L355 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/014b9d064/7445fdf9c4024cbeaaf30479e4853a61/FLAG2a47bf292 [2018-11-27 08:41:35,871 INFO L363 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/014b9d064/7445fdf9c4024cbeaaf30479e4853a61 [2018-11-27 08:41:35,881 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-11-27 08:41:35,893 INFO L131 ToolchainWalker]: Walking toolchain with 2 elements. [2018-11-27 08:41:35,894 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-11-27 08:41:35,894 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-11-27 08:41:35,899 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-11-27 08:41:35,904 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 08:41:35" (1/1) ... [2018-11-27 08:41:35,909 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@85e484 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 08:41:35, skipping insertion in model container [2018-11-27 08:41:35,909 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 08:41:35" (1/1) ... [2018-11-27 08:41:35,922 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-11-27 08:41:36,029 INFO L176 MainTranslator]: Built tables and reachable declarations [2018-11-27 08:41:36,812 INFO L203 PostProcessor]: Analyzing one entry point: main [2018-11-27 08:41:36,855 INFO L191 MainTranslator]: Completed pre-run [2018-11-27 08:41:37,028 INFO L203 PostProcessor]: Analyzing one entry point: main [2018-11-27 08:41:37,272 INFO L195 MainTranslator]: Completed translation [2018-11-27 08:41:37,273 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 08:41:37 WrapperNode [2018-11-27 08:41:37,273 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-11-27 08:41:37,274 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-11-27 08:41:37,274 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-11-27 08:41:37,275 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-11-27 08:41:37,297 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 08:41:37" (1/1) ... [2018-11-27 08:41:37,298 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 08:41:37" (1/1) ... [2018-11-27 08:41:37,339 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 08:41:37" (1/1) ... [2018-11-27 08:41:37,343 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 08:41:37" (1/1) ... [2018-11-27 08:41:37,416 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 08:41:37" (1/1) ... [2018-11-27 08:41:37,437 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 08:41:37" (1/1) ... [2018-11-27 08:41:37,444 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 08:41:37" (1/1) ... [2018-11-27 08:41:37,472 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-11-27 08:41:37,481 INFO L168 Benchmark]: Toolchain (without parser) took 1598.94 ms. Allocated memory is still 2.0 GB. Free memory was 1.9 GB in the beginning and 2.0 GB in the end (delta: -52.4 MB). There was no memory consumed. Max. memory is 3.9 GB. [2018-11-27 08:41:37,492 INFO L168 Benchmark]: CDTParser took 3.36 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. [2018-11-27 08:41:37,493 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1379.61 ms. Allocated memory is still 2.0 GB. Free memory was 1.9 GB in the beginning and 2.0 GB in the end (delta: -63.7 MB). Peak memory consumption was 34.9 MB. Max. memory is 3.9 GB. [2018-11-27 08:41:37,494 INFO L168 Benchmark]: Boogie Preprocessor took 197.67 ms. Allocated memory is still 2.0 GB. Free memory was 2.0 GB in the beginning and 2.0 GB in the end (delta: 11.3 MB). Peak memory consumption was 11.3 MB. Max. memory is 3.9 GB. [2018-11-27 08:41:37,499 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 3.36 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 1379.61 ms. Allocated memory is still 2.0 GB. Free memory was 1.9 GB in the beginning and 2.0 GB in the end (delta: -63.7 MB). Peak memory consumption was 34.9 MB. Max. memory is 3.9 GB. * Boogie Preprocessor took 197.67 ms. Allocated memory is still 2.0 GB. Free memory was 2.0 GB in the beginning and 2.0 GB in the end (delta: 11.3 MB). Peak memory consumption was 11.3 MB. Max. memory is 3.9 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...