java -ea -Xmx4000000000 -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-Reach-32bit-Automizer_Bitvector.epf -i ../../../trunk/examples/svcomp/list-ext2-properties/simple_and_skiplist_2lvl_true-unreach-call.i -------------------------------------------------------------------------------- This is Ultimate 0.1.23-b67e021 [2018-11-16 09:56:46,887 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-11-16 09:56:46,892 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-11-16 09:56:46,916 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-11-16 09:56:46,916 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-11-16 09:56:46,917 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-11-16 09:56:46,918 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-11-16 09:56:46,925 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-11-16 09:56:46,926 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-11-16 09:56:46,929 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-11-16 09:56:46,932 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-11-16 09:56:46,932 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-11-16 09:56:46,933 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-11-16 09:56:46,937 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-11-16 09:56:46,938 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-11-16 09:56:46,939 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-11-16 09:56:46,939 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-11-16 09:56:46,951 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-11-16 09:56:46,956 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-11-16 09:56:46,963 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-11-16 09:56:46,964 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-11-16 09:56:46,965 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-11-16 09:56:46,973 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-11-16 09:56:46,974 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-11-16 09:56:46,974 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-11-16 09:56:46,974 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-11-16 09:56:46,976 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-11-16 09:56:46,977 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-11-16 09:56:46,978 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-11-16 09:56:46,984 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-11-16 09:56:46,984 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-11-16 09:56:46,985 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-11-16 09:56:46,985 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-11-16 09:56:46,985 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-11-16 09:56:46,986 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-11-16 09:56:46,988 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-11-16 09:56:46,988 INFO L98 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Bitvector.epf [2018-11-16 09:56:47,022 INFO L110 SettingsManager]: Loading preferences was successful [2018-11-16 09:56:47,023 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-11-16 09:56:47,023 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-11-16 09:56:47,024 INFO L133 SettingsManager]: * to procedures, called more than once=true [2018-11-16 09:56:47,024 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-11-16 09:56:47,024 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-11-16 09:56:47,031 INFO L133 SettingsManager]: * Use SBE=true [2018-11-16 09:56:47,031 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-11-16 09:56:47,031 INFO L133 SettingsManager]: * sizeof long=4 [2018-11-16 09:56:47,031 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-11-16 09:56:47,031 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-11-16 09:56:47,032 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-11-16 09:56:47,032 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-11-16 09:56:47,032 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-11-16 09:56:47,032 INFO L133 SettingsManager]: * Use bitvectors instead of ints=true [2018-11-16 09:56:47,032 INFO L133 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2018-11-16 09:56:47,032 INFO L133 SettingsManager]: * sizeof long double=12 [2018-11-16 09:56:47,032 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-11-16 09:56:47,032 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-11-16 09:56:47,033 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-11-16 09:56:47,033 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-11-16 09:56:47,033 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-11-16 09:56:47,033 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-11-16 09:56:47,033 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-11-16 09:56:47,033 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-11-16 09:56:47,033 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-11-16 09:56:47,037 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-11-16 09:56:47,037 INFO L133 SettingsManager]: * Trace refinement strategy=WOLF [2018-11-16 09:56:47,037 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-11-16 09:56:47,037 INFO L133 SettingsManager]: * Command for external solver=cvc4nyu --tear-down-incremental --rewrite-divk --print-success --lang smt [2018-11-16 09:56:47,037 INFO L133 SettingsManager]: * Logic for external solver=AUFBV [2018-11-16 09:56:47,037 INFO L133 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2018-11-16 09:56:47,133 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-11-16 09:56:47,152 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-11-16 09:56:47,161 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-11-16 09:56:47,163 INFO L271 PluginConnector]: Initializing CDTParser... [2018-11-16 09:56:47,163 INFO L276 PluginConnector]: CDTParser initialized [2018-11-16 09:56:47,164 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/list-ext2-properties/simple_and_skiplist_2lvl_true-unreach-call.i [2018-11-16 09:56:47,266 INFO L219 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/1830f5c5e/652fd20c544d47f78bfa4f107ea46500/FLAG819cdff8a [2018-11-16 09:56:48,097 INFO L304 CDTParser]: Found 1 translation units. [2018-11-16 09:56:48,098 INFO L159 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/list-ext2-properties/simple_and_skiplist_2lvl_true-unreach-call.i [2018-11-16 09:56:48,120 INFO L352 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/1830f5c5e/652fd20c544d47f78bfa4f107ea46500/FLAG819cdff8a [2018-11-16 09:56:48,221 INFO L360 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/1830f5c5e/652fd20c544d47f78bfa4f107ea46500 [2018-11-16 09:56:48,240 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-11-16 09:56:48,242 INFO L131 ToolchainWalker]: Walking toolchain with 2 elements. [2018-11-16 09:56:48,250 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-11-16 09:56:48,250 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-11-16 09:56:48,256 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-11-16 09:56:48,260 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 16.11 09:56:48" (1/1) ... [2018-11-16 09:56:48,263 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@23361b7f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 09:56:48, skipping insertion in model container [2018-11-16 09:56:48,263 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 16.11 09:56:48" (1/1) ... [2018-11-16 09:56:48,280 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-11-16 09:56:48,368 INFO L176 MainTranslator]: Built tables and reachable declarations [2018-11-16 09:56:49,037 INFO L201 PostProcessor]: Analyzing one entry point: main [2018-11-16 09:56:49,063 INFO L191 MainTranslator]: Completed pre-run [2018-11-16 09:56:49,190 INFO L201 PostProcessor]: Analyzing one entry point: main [2018-11-16 09:56:49,376 INFO L195 MainTranslator]: Completed translation [2018-11-16 09:56:49,376 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 09:56:49 WrapperNode [2018-11-16 09:56:49,377 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-11-16 09:56:49,378 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-11-16 09:56:49,378 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-11-16 09:56:49,378 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-11-16 09:56:49,402 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 09:56:49" (1/1) ... [2018-11-16 09:56:49,402 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 09:56:49" (1/1) ... [2018-11-16 09:56:49,446 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 09:56:49" (1/1) ... [2018-11-16 09:56:49,447 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 09:56:49" (1/1) ... [2018-11-16 09:56:49,519 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 09:56:49" (1/1) ... [2018-11-16 09:56:49,541 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 09:56:49" (1/1) ... [2018-11-16 09:56:49,555 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 09:56:49" (1/1) ... [2018-11-16 09:56:49,576 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-11-16 09:56:49,584 INFO L168 Benchmark]: Toolchain (without parser) took 1337.18 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: -51.6 MB). There was no memory consumed. Max. memory is 3.9 GB. [2018-11-16 09:56:49,586 INFO L168 Benchmark]: CDTParser took 0.17 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. [2018-11-16 09:56:49,586 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1127.40 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: -62.8 MB). Peak memory consumption was 35.8 MB. Max. memory is 3.9 GB. [2018-11-16 09:56:49,594 INFO L168 Benchmark]: Boogie Preprocessor took 198.30 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. [2018-11-16 09:56:49,600 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 0.17 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 1127.40 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: -62.8 MB). Peak memory consumption was 35.8 MB. Max. memory is 3.9 GB. * Boogie Preprocessor took 198.30 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...