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/memsafety/test-0235_false-valid-deref.i -------------------------------------------------------------------------------- This is Ultimate 0.1.23-3204b74 [2018-09-13 16:25:11,688 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-09-13 16:25:11,698 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-09-13 16:25:11,747 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-09-13 16:25:11,748 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-09-13 16:25:11,754 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-09-13 16:25:11,756 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-09-13 16:25:11,766 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-09-13 16:25:11,768 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-09-13 16:25:11,783 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-09-13 16:25:11,784 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-09-13 16:25:11,784 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-09-13 16:25:11,789 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-09-13 16:25:11,795 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-09-13 16:25:11,797 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-09-13 16:25:11,818 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-09-13 16:25:11,822 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-09-13 16:25:11,830 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-09-13 16:25:11,831 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-09-13 16:25:11,836 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-09-13 16:25:11,838 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... 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[2018-09-13 16:25:11,861 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 16:25:11,907 INFO L110 SettingsManager]: Loading preferences was successful [2018-09-13 16:25:11,907 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-09-13 16:25:11,911 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-09-13 16:25:11,911 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-09-13 16:25:11,911 INFO L133 SettingsManager]: * Use SBE=true [2018-09-13 16:25:11,912 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-09-13 16:25:11,912 INFO L133 SettingsManager]: * sizeof long=4 [2018-09-13 16:25:11,912 INFO L133 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2018-09-13 16:25:11,912 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-09-13 16:25:11,916 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-09-13 16:25:11,916 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-09-13 16:25:11,916 INFO L133 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2018-09-13 16:25:11,916 INFO L133 SettingsManager]: * Bitprecise bitfields=true [2018-09-13 16:25:11,917 INFO L133 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2018-09-13 16:25:11,917 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-09-13 16:25:11,917 INFO L133 SettingsManager]: * Use bitvectors instead of ints=true [2018-09-13 16:25:11,917 INFO L133 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2018-09-13 16:25:11,920 INFO L133 SettingsManager]: * sizeof long double=12 [2018-09-13 16:25:11,921 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-09-13 16:25:11,921 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-09-13 16:25:11,921 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-09-13 16:25:11,921 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-09-13 16:25:11,922 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-09-13 16:25:11,922 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-09-13 16:25:11,922 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-09-13 16:25:11,922 INFO L133 SettingsManager]: * Trace refinement strategy=WOLF [2018-09-13 16:25:11,923 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-09-13 16:25:11,923 INFO L133 SettingsManager]: * Command for external solver=cvc4nyu --tear-down-incremental --rewrite-divk --print-success --lang smt [2018-09-13 16:25:11,923 INFO L133 SettingsManager]: * Logic for external solver=AUFBV [2018-09-13 16:25:12,045 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-09-13 16:25:12,074 INFO L266 ainManager$Toolchain]: [Toolchain 1]: Parser(s) successfully initialized [2018-09-13 16:25:12,085 INFO L222 ainManager$Toolchain]: [Toolchain 1]: Toolchain data selected. [2018-09-13 16:25:12,088 INFO L271 PluginConnector]: Initializing CDTParser... [2018-09-13 16:25:12,091 INFO L276 PluginConnector]: CDTParser initialized [2018-09-13 16:25:12,092 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/memsafety/test-0235_false-valid-deref.i [2018-09-13 16:25:12,653 INFO L304 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-09-13 16:25:12,658 INFO L131 ToolchainWalker]: Walking toolchain with 2 elements. [2018-09-13 16:25:12,667 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-09-13 16:25:12,667 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-09-13 16:25:12,681 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-09-13 16:25:12,693 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.09 04:25:12" (1/1) ... [2018-09-13 16:25:12,702 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@252942a6 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.09 04:25:12, skipping insertion in model container [2018-09-13 16:25:12,702 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.09 04:25:12" (1/1) ... [2018-09-13 16:25:12,750 INFO L153 Dispatcher]: Using SV-COMP mode [2018-09-13 16:25:12,918 INFO L153 Dispatcher]: Using SV-COMP mode [2018-09-13 16:25:13,402 INFO L450 PostProcessor]: Settings: Checked method=main [2018-09-13 16:25:13,538 INFO L450 PostProcessor]: Settings: Checked method=main [2018-09-13 16:25:13,592 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.09 04:25:13 WrapperNode [2018-09-13 16:25:13,592 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-09-13 16:25:13,601 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-09-13 16:25:13,601 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-09-13 16:25:13,601 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-09-13 16:25:13,640 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.09 04:25:13" (1/1) ... [2018-09-13 16:25:13,640 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.09 04:25:13" (1/1) ... [2018-09-13 16:25:13,689 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.09 04:25:13" (1/1) ... [2018-09-13 16:25:13,690 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.09 04:25:13" (1/1) ... [2018-09-13 16:25:13,735 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.09 04:25:13" (1/1) ... [2018-09-13 16:25:13,753 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.09 04:25:13" (1/1) ... [2018-09-13 16:25:13,765 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.09 04:25:13" (1/1) ... [2018-09-13 16:25:13,782 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-09-13 16:25:13,793 INFO L168 Benchmark]: Toolchain (without parser) took 1139.51 ms. Allocated memory is still 1.9 GB. Free memory was 1.9 GB in the beginning and 1.8 GB in the end (delta: 21.3 MB). Peak memory consumption was 21.3 MB. Max. memory is 1.9 GB. [2018-09-13 16:25:13,804 INFO L168 Benchmark]: CDTParser took 0.26 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 16:25:13,805 INFO L168 Benchmark]: CACSL2BoogieTranslator took 934.03 ms. Allocated memory is still 1.9 GB. Free memory was 1.9 GB in the beginning and 1.8 GB in the end (delta: 21.3 MB). Peak memory consumption was 21.3 MB. Max. memory is 1.9 GB. [2018-09-13 16:25:13,806 INFO L168 Benchmark]: Boogie Preprocessor took 181.15 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 16:25:13,815 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 0.26 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 934.03 ms. Allocated memory is still 1.9 GB. Free memory was 1.9 GB in the beginning and 1.8 GB in the end (delta: 21.3 MB). Peak memory consumption was 21.3 MB. Max. memory is 1.9 GB. * Boogie Preprocessor took 181.15 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...