java -ea -Xmx2000000000 -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data /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_Bitvector.epf -i ../../../trunk/examples/svcomp/array-memsafety/cstrcspn-alloca_true-valid-memsafety_true-termination.i -------------------------------------------------------------------------------- This is Ultimate 0.1.23-3204b74 [2018-09-13 16:25:03,079 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-09-13 16:25:03,087 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-09-13 16:25:03,142 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-09-13 16:25:03,145 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-09-13 16:25:03,148 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-09-13 16:25:03,149 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-09-13 16:25:03,158 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-09-13 16:25:03,166 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-09-13 16:25:03,169 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-09-13 16:25:03,170 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-09-13 16:25:03,170 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-09-13 16:25:03,179 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-09-13 16:25:03,189 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-09-13 16:25:03,190 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-09-13 16:25:03,204 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-09-13 16:25:03,207 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-09-13 16:25:03,219 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-09-13 16:25:03,221 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-09-13 16:25:03,222 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-09-13 16:25:03,235 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-09-13 16:25:03,237 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-09-13 16:25:03,237 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-09-13 16:25:03,239 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-09-13 16:25:03,246 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-09-13 16:25:03,248 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-09-13 16:25:03,248 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-09-13 16:25:03,251 INFO L177 SettingsManager]: PEA to Boogie provides no preferences, ignoring... [2018-09-13 16:25:03,252 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-09-13 16:25:03,252 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-09-13 16:25:03,258 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-09-13 16:25:03,259 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 [2018-09-13 16:25:03,299 INFO L110 SettingsManager]: Loading preferences was successful [2018-09-13 16:25:03,300 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-09-13 16:25:03,304 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-09-13 16:25:03,305 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-09-13 16:25:03,305 INFO L133 SettingsManager]: * Use SBE=true [2018-09-13 16:25:03,305 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-09-13 16:25:03,305 INFO L133 SettingsManager]: * sizeof long=4 [2018-09-13 16:25:03,306 INFO L133 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2018-09-13 16:25:03,308 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-09-13 16:25:03,309 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-09-13 16:25:03,309 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-09-13 16:25:03,309 INFO L133 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2018-09-13 16:25:03,310 INFO L133 SettingsManager]: * Bitprecise bitfields=true [2018-09-13 16:25:03,310 INFO L133 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2018-09-13 16:25:03,310 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-09-13 16:25:03,310 INFO L133 SettingsManager]: * Use bitvectors instead of ints=true [2018-09-13 16:25:03,310 INFO L133 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2018-09-13 16:25:03,311 INFO L133 SettingsManager]: * sizeof long double=12 [2018-09-13 16:25:03,311 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-09-13 16:25:03,311 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-09-13 16:25:03,311 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-09-13 16:25:03,317 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-09-13 16:25:03,317 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-09-13 16:25:03,317 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-09-13 16:25:03,318 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-09-13 16:25:03,318 INFO L133 SettingsManager]: * Trace refinement strategy=WOLF [2018-09-13 16:25:03,318 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-09-13 16:25:03,318 INFO L133 SettingsManager]: * Command for external solver=cvc4nyu --tear-down-incremental --rewrite-divk --print-success --lang smt [2018-09-13 16:25:03,318 INFO L133 SettingsManager]: * Logic for external solver=AUFBV [2018-09-13 16:25:03,448 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-09-13 16:25:03,477 INFO L266 ainManager$Toolchain]: [Toolchain 1]: Parser(s) successfully initialized [2018-09-13 16:25:03,489 INFO L222 ainManager$Toolchain]: [Toolchain 1]: Toolchain data selected. [2018-09-13 16:25:03,496 INFO L271 PluginConnector]: Initializing CDTParser... [2018-09-13 16:25:03,496 INFO L276 PluginConnector]: CDTParser initialized [2018-09-13 16:25:03,499 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/array-memsafety/cstrcspn-alloca_true-valid-memsafety_true-termination.i [2018-09-13 16:25:04,010 INFO L304 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-09-13 16:25:04,019 INFO L131 ToolchainWalker]: Walking toolchain with 2 elements. [2018-09-13 16:25:04,023 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-09-13 16:25:04,024 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-09-13 16:25:04,040 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-09-13 16:25:04,049 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.09 04:25:03" (1/1) ... [2018-09-13 16:25:04,059 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@18de2b2c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.09 04:25:04, skipping insertion in model container [2018-09-13 16:25:04,060 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.09 04:25:03" (1/1) ... [2018-09-13 16:25:04,107 INFO L153 Dispatcher]: Using SV-COMP mode [2018-09-13 16:25:04,226 INFO L153 Dispatcher]: Using SV-COMP mode [2018-09-13 16:25:04,638 INFO L450 PostProcessor]: Settings: Checked method=main [2018-09-13 16:25:04,744 INFO L450 PostProcessor]: Settings: Checked method=main [2018-09-13 16:25:04,786 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.09 04:25:04 WrapperNode [2018-09-13 16:25:04,786 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-09-13 16:25:04,789 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-09-13 16:25:04,789 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-09-13 16:25:04,790 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-09-13 16:25:04,831 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.09 04:25:04" (1/1) ... [2018-09-13 16:25:04,831 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.09 04:25:04" (1/1) ... [2018-09-13 16:25:04,864 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.09 04:25:04" (1/1) ... [2018-09-13 16:25:04,864 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.09 04:25:04" (1/1) ... [2018-09-13 16:25:04,891 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.09 04:25:04" (1/1) ... [2018-09-13 16:25:04,902 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.09 04:25:04" (1/1) ... [2018-09-13 16:25:04,906 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.09 04:25:04" (1/1) ... [2018-09-13 16:25:04,922 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-09-13 16:25:04,928 INFO L168 Benchmark]: Toolchain (without parser) took 917.67 ms. Allocated memory is still 1.9 GB. Free memory was 1.9 GB in the beginning and 1.9 GB in the end (delta: 10.7 MB). Peak memory consumption was 10.7 MB. Max. memory is 1.9 GB. [2018-09-13 16:25:04,934 INFO L168 Benchmark]: CDTParser took 0.36 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 16:25:04,935 INFO L168 Benchmark]: CACSL2BoogieTranslator took 765.30 ms. Allocated memory is still 1.9 GB. Free memory was 1.9 GB in the beginning and 1.9 GB in the end (delta: 10.7 MB). Peak memory consumption was 10.7 MB. Max. memory is 1.9 GB. [2018-09-13 16:25:04,940 INFO L168 Benchmark]: Boogie Preprocessor took 133.65 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 16:25:04,947 INFO L344 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 0.36 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 765.30 ms. Allocated memory is still 1.9 GB. Free memory was 1.9 GB in the beginning and 1.9 GB in the end (delta: 10.7 MB). Peak memory consumption was 10.7 MB. Max. memory is 1.9 GB. * Boogie Preprocessor took 133.65 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. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...