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/memsafety-ext/skiplist_2lvl_true-valid-memsafety.i -------------------------------------------------------------------------------- This is Ultimate 0.1.23-5318ecb-m [2018-10-11 15:15:10,427 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-10-11 15:15:10,434 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-10-11 15:15:10,468 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-10-11 15:15:10,469 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-10-11 15:15:10,472 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-10-11 15:15:10,474 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-10-11 15:15:10,481 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-10-11 15:15:10,487 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-10-11 15:15:10,491 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-10-11 15:15:10,493 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-10-11 15:15:10,493 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-10-11 15:15:10,499 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-10-11 15:15:10,501 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-10-11 15:15:10,512 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-10-11 15:15:10,513 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-10-11 15:15:10,522 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-10-11 15:15:10,523 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-10-11 15:15:10,528 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-10-11 15:15:10,535 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-10-11 15:15:10,536 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-10-11 15:15:10,543 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-10-11 15:15:10,549 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-10-11 15:15:10,549 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-10-11 15:15:10,549 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-10-11 15:15:10,550 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-10-11 15:15:10,557 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-10-11 15:15:10,558 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-10-11 15:15:10,559 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-10-11 15:15:10,565 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-10-11 15:15:10,565 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-10-11 15:15:10,569 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-10-11 15:15:10,570 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-10-11 15:15:10,570 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-10-11 15:15:10,573 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-10-11 15:15:10,578 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-10-11 15:15:10,578 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 [2018-10-11 15:15:10,623 INFO L110 SettingsManager]: Loading preferences was successful [2018-10-11 15:15:10,623 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-10-11 15:15:10,629 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-10-11 15:15:10,630 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-10-11 15:15:10,631 INFO L133 SettingsManager]: * Use SBE=true [2018-10-11 15:15:10,631 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-10-11 15:15:10,631 INFO L133 SettingsManager]: * sizeof long=4 [2018-10-11 15:15:10,632 INFO L133 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2018-10-11 15:15:10,632 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-10-11 15:15:10,632 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-10-11 15:15:10,632 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-10-11 15:15:10,632 INFO L133 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2018-10-11 15:15:10,633 INFO L133 SettingsManager]: * Bitprecise bitfields=true [2018-10-11 15:15:10,636 INFO L133 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2018-10-11 15:15:10,637 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-10-11 15:15:10,637 INFO L133 SettingsManager]: * sizeof long double=12 [2018-10-11 15:15:10,637 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-10-11 15:15:10,637 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-10-11 15:15:10,639 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-10-11 15:15:10,639 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-10-11 15:15:10,639 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-10-11 15:15:10,640 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-10-11 15:15:10,640 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-10-11 15:15:10,640 INFO L133 SettingsManager]: * Trace refinement strategy=CAMEL [2018-10-11 15:15:10,640 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-10-11 15:15:10,641 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-10-11 15:15:10,768 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-10-11 15:15:10,807 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-10-11 15:15:10,819 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-10-11 15:15:10,823 INFO L271 PluginConnector]: Initializing CDTParser... [2018-10-11 15:15:10,826 INFO L276 PluginConnector]: CDTParser initialized [2018-10-11 15:15:10,827 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/memsafety-ext/skiplist_2lvl_true-valid-memsafety.i [2018-10-11 15:15:11,542 INFO L217 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/a28df1104/264aa898fea749edbf6d755098b67557/FLAGa63201948 [2018-10-11 15:15:12,203 INFO L289 CDTParser]: Found 1 translation units. [2018-10-11 15:15:12,204 INFO L157 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/memsafety-ext/skiplist_2lvl_true-valid-memsafety.i [2018-10-11 15:15:12,250 INFO L337 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/a28df1104/264aa898fea749edbf6d755098b67557/FLAGa63201948 [2018-10-11 15:15:12,277 INFO L345 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/a28df1104/264aa898fea749edbf6d755098b67557 [2018-10-11 15:15:12,288 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-10-11 15:15:12,289 INFO L131 ToolchainWalker]: Walking toolchain with 2 elements. [2018-10-11 15:15:12,291 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-10-11 15:15:12,291 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-10-11 15:15:12,299 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-10-11 15:15:12,301 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 11.10 03:15:12" (1/1) ... [2018-10-11 15:15:12,308 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@28949d80 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 03:15:12, skipping insertion in model container [2018-10-11 15:15:12,308 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 11.10 03:15:12" (1/1) ... [2018-10-11 15:15:12,325 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-10-11 15:15:12,447 INFO L174 MainTranslator]: Built tables and reachable declarations [2018-10-11 15:15:12,844 WARN L618 FunctionHandler]: implicit declaration of function create_sl_with_head_and_tail [2018-10-11 15:15:12,861 INFO L202 PostProcessor]: Analyzing one entry point: main [2018-10-11 15:15:12,896 INFO L189 MainTranslator]: Completed pre-run [2018-10-11 15:15:12,946 WARN L618 FunctionHandler]: implicit declaration of function create_sl_with_head_and_tail [2018-10-11 15:15:12,958 INFO L202 PostProcessor]: Analyzing one entry point: main [2018-10-11 15:15:13,011 INFO L193 MainTranslator]: Completed translation [2018-10-11 15:15:13,012 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 03:15:13 WrapperNode [2018-10-11 15:15:13,012 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-10-11 15:15:13,016 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-10-11 15:15:13,016 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-10-11 15:15:13,016 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-10-11 15:15:13,040 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 03:15:13" (1/1) ... [2018-10-11 15:15:13,040 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 03:15:13" (1/1) ... [2018-10-11 15:15:13,074 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 03:15:13" (1/1) ... [2018-10-11 15:15:13,074 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 03:15:13" (1/1) ... [2018-10-11 15:15:13,120 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 03:15:13" (1/1) ... [2018-10-11 15:15:13,156 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 03:15:13" (1/1) ... [2018-10-11 15:15:13,161 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 03:15:13" (1/1) ... [2018-10-11 15:15:13,169 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-10-11 15:15:13,178 INFO L168 Benchmark]: Toolchain (without parser) took 889.56 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. [2018-10-11 15:15:13,191 INFO L168 Benchmark]: CDTParser took 0.21 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. [2018-10-11 15:15:13,192 INFO L168 Benchmark]: CACSL2BoogieTranslator took 721.79 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. [2018-10-11 15:15:13,196 INFO L168 Benchmark]: Boogie Preprocessor took 153.39 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. [2018-10-11 15:15:13,202 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 0.21 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 721.79 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 153.39 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...