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_Default.epf -i ../../../trunk/examples/svcomp/memsafety-ext/skiplist_2lvl_true-valid-memsafety.i -------------------------------------------------------------------------------- This is Ultimate 0.1.23-3204b74 [2018-09-13 15:41:27,161 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-09-13 15:41:27,165 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-09-13 15:41:27,223 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-09-13 15:41:27,223 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-09-13 15:41:27,228 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-09-13 15:41:27,230 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-09-13 15:41:27,238 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-09-13 15:41:27,241 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-09-13 15:41:27,254 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-09-13 15:41:27,259 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-09-13 15:41:27,260 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-09-13 15:41:27,261 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-09-13 15:41:27,268 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-09-13 15:41:27,269 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-09-13 15:41:27,283 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-09-13 15:41:27,291 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-09-13 15:41:27,303 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-09-13 15:41:27,306 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-09-13 15:41:27,309 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-09-13 15:41:27,312 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... 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[2018-09-13 15:41:27,333 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-09-13 15:41:27,336 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-09-13 15:41:27,337 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 15:41:27,393 INFO L110 SettingsManager]: Loading preferences was successful [2018-09-13 15:41:27,393 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-09-13 15:41:27,394 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-09-13 15:41:27,397 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-09-13 15:41:27,397 INFO L133 SettingsManager]: * Use SBE=true [2018-09-13 15:41:27,397 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-09-13 15:41:27,397 INFO L133 SettingsManager]: * sizeof long=4 [2018-09-13 15:41:27,398 INFO L133 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2018-09-13 15:41:27,398 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-09-13 15:41:27,398 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-09-13 15:41:27,398 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-09-13 15:41:27,399 INFO L133 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2018-09-13 15:41:27,401 INFO L133 SettingsManager]: * Bitprecise bitfields=true [2018-09-13 15:41:27,401 INFO L133 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2018-09-13 15:41:27,401 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-09-13 15:41:27,401 INFO L133 SettingsManager]: * sizeof long double=12 [2018-09-13 15:41:27,402 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-09-13 15:41:27,402 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-09-13 15:41:27,404 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-09-13 15:41:27,404 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-09-13 15:41:27,404 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-09-13 15:41:27,404 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-09-13 15:41:27,405 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-09-13 15:41:27,405 INFO L133 SettingsManager]: * Trace refinement strategy=CAMEL [2018-09-13 15:41:27,405 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-09-13 15:41:27,405 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-09-13 15:41:27,537 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-09-13 15:41:27,571 INFO L266 ainManager$Toolchain]: [Toolchain 1]: Parser(s) successfully initialized [2018-09-13 15:41:27,584 INFO L222 ainManager$Toolchain]: [Toolchain 1]: Toolchain data selected. [2018-09-13 15:41:27,588 INFO L271 PluginConnector]: Initializing CDTParser... [2018-09-13 15:41:27,588 INFO L276 PluginConnector]: CDTParser initialized [2018-09-13 15:41:27,589 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/memsafety-ext/skiplist_2lvl_true-valid-memsafety.i [2018-09-13 15:41:28,121 INFO L304 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-09-13 15:41:28,134 INFO L131 ToolchainWalker]: Walking toolchain with 2 elements. [2018-09-13 15:41:28,135 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-09-13 15:41:28,139 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-09-13 15:41:28,155 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-09-13 15:41:28,165 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.09 03:41:28" (1/1) ... [2018-09-13 15:41:28,174 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3708b482 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.09 03:41:28, skipping insertion in model container [2018-09-13 15:41:28,175 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.09 03:41:28" (1/1) ... [2018-09-13 15:41:28,224 INFO L153 Dispatcher]: Using SV-COMP mode [2018-09-13 15:41:28,359 INFO L153 Dispatcher]: Using SV-COMP mode [2018-09-13 15:41:28,800 INFO L450 PostProcessor]: Settings: Checked method=main [2018-09-13 15:41:28,857 INFO L450 PostProcessor]: Settings: Checked method=main [2018-09-13 15:41:28,888 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.09 03:41:28 WrapperNode [2018-09-13 15:41:28,889 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-09-13 15:41:28,890 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-09-13 15:41:28,890 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-09-13 15:41:28,890 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-09-13 15:41:28,927 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.09 03:41:28" (1/1) ... [2018-09-13 15:41:28,930 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.09 03:41:28" (1/1) ... [2018-09-13 15:41:28,969 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.09 03:41:28" (1/1) ... [2018-09-13 15:41:28,969 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.09 03:41:28" (1/1) ... [2018-09-13 15:41:28,997 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.09 03:41:28" (1/1) ... [2018-09-13 15:41:29,008 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.09 03:41:28" (1/1) ... [2018-09-13 15:41:29,016 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.09 03:41:28" (1/1) ... [2018-09-13 15:41:29,032 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-09-13 15:41:29,035 INFO L168 Benchmark]: Toolchain (without parser) took 912.84 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 15:41:29,045 INFO L168 Benchmark]: CDTParser took 3.32 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 15:41:29,046 INFO L168 Benchmark]: CACSL2BoogieTranslator took 753.81 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 15:41:29,047 INFO L168 Benchmark]: Boogie Preprocessor took 142.68 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: 10.7 MB). Peak memory consumption was 10.7 MB. Max. memory is 1.9 GB. [2018-09-13 15:41:29,056 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 3.32 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 753.81 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 142.68 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: 10.7 MB). Peak memory consumption was 10.7 MB. Max. memory is 1.9 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...