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-ext2/split_list_test05_false-valid-deref.i -------------------------------------------------------------------------------- This is Ultimate 0.1.23-6070b07 [2018-09-23 11:36:20,526 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-09-23 11:36:20,530 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-09-23 11:36:20,562 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-09-23 11:36:20,563 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-09-23 11:36:20,572 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-09-23 11:36:20,574 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-09-23 11:36:20,578 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-09-23 11:36:20,583 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-09-23 11:36:20,587 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-09-23 11:36:20,590 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-09-23 11:36:20,590 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-09-23 11:36:20,592 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-09-23 11:36:20,593 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-09-23 11:36:20,603 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-09-23 11:36:20,604 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-09-23 11:36:20,613 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-09-23 11:36:20,619 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-09-23 11:36:20,632 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-09-23 11:36:20,639 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-09-23 11:36:20,642 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-09-23 11:36:20,643 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-09-23 11:36:20,650 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-09-23 11:36:20,650 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-09-23 11:36:20,653 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-09-23 11:36:20,654 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-09-23 11:36:20,655 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-09-23 11:36:20,662 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-09-23 11:36:20,663 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-09-23 11:36:20,665 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-09-23 11:36:20,666 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-09-23 11:36:20,670 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-09-23 11:36:20,670 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-09-23 11:36:20,670 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-09-23 11:36:20,675 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-09-23 11:36:20,676 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-09-23 11:36:20,680 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 [2018-09-23 11:36:20,732 INFO L110 SettingsManager]: Loading preferences was successful [2018-09-23 11:36:20,732 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-09-23 11:36:20,741 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-09-23 11:36:20,741 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-09-23 11:36:20,742 INFO L133 SettingsManager]: * Use SBE=true [2018-09-23 11:36:20,743 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-09-23 11:36:20,743 INFO L133 SettingsManager]: * sizeof long=4 [2018-09-23 11:36:20,743 INFO L133 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2018-09-23 11:36:20,743 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-09-23 11:36:20,743 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-09-23 11:36:20,744 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-09-23 11:36:20,744 INFO L133 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2018-09-23 11:36:20,744 INFO L133 SettingsManager]: * Bitprecise bitfields=true [2018-09-23 11:36:20,744 INFO L133 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2018-09-23 11:36:20,746 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-09-23 11:36:20,747 INFO L133 SettingsManager]: * sizeof long double=12 [2018-09-23 11:36:20,747 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-09-23 11:36:20,747 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-09-23 11:36:20,747 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-09-23 11:36:20,748 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-09-23 11:36:20,748 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-09-23 11:36:20,748 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-09-23 11:36:20,748 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-09-23 11:36:20,748 INFO L133 SettingsManager]: * Trace refinement strategy=CAMEL [2018-09-23 11:36:20,749 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-09-23 11:36:20,749 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-09-23 11:36:20,884 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-09-23 11:36:20,924 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-09-23 11:36:20,936 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-09-23 11:36:20,938 INFO L271 PluginConnector]: Initializing CDTParser... [2018-09-23 11:36:20,942 INFO L276 PluginConnector]: CDTParser initialized [2018-09-23 11:36:20,943 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/memsafety-ext2/split_list_test05_false-valid-deref.i [2018-09-23 11:36:21,505 INFO L221 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/bb884e6b3/f0146b3b500741c2a1963b9fd35bb231/FLAG110dd6489 [2018-09-23 11:36:22,108 INFO L277 CDTParser]: Found 1 translation units. [2018-09-23 11:36:22,110 INFO L159 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/memsafety-ext2/split_list_test05_false-valid-deref.i [2018-09-23 11:36:22,143 INFO L325 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/bb884e6b3/f0146b3b500741c2a1963b9fd35bb231/FLAG110dd6489 [2018-09-23 11:36:22,169 INFO L333 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/bb884e6b3/f0146b3b500741c2a1963b9fd35bb231 [2018-09-23 11:36:22,182 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-09-23 11:36:22,188 INFO L131 ToolchainWalker]: Walking toolchain with 2 elements. [2018-09-23 11:36:22,194 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-09-23 11:36:22,194 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-09-23 11:36:22,212 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-09-23 11:36:22,214 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.09 11:36:22" (1/1) ... [2018-09-23 11:36:22,222 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5a9f275d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.09 11:36:22, skipping insertion in model container [2018-09-23 11:36:22,223 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.09 11:36:22" (1/1) ... [2018-09-23 11:36:22,256 INFO L160 ieTranslatorObserver]: Starting translation in SV-COMP mode [2018-09-23 11:36:23,099 INFO L170 PostProcessor]: Settings: Checked method=main [2018-09-23 11:36:23,170 INFO L424 MainDispatcher]: Starting main dispatcher in SV-COMP mode [2018-09-23 11:36:23,358 INFO L170 PostProcessor]: Settings: Checked method=main [2018-09-23 11:36:23,599 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.09 11:36:23 WrapperNode [2018-09-23 11:36:23,602 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-09-23 11:36:23,604 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-09-23 11:36:23,604 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-09-23 11:36:23,604 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-09-23 11:36:23,644 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.09 11:36:23" (1/1) ... [2018-09-23 11:36:23,644 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.09 11:36:23" (1/1) ... [2018-09-23 11:36:23,713 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.09 11:36:23" (1/1) ... [2018-09-23 11:36:23,713 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.09 11:36:23" (1/1) ... [2018-09-23 11:36:23,813 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.09 11:36:23" (1/1) ... [2018-09-23 11:36:23,836 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.09 11:36:23" (1/1) ... [2018-09-23 11:36:23,857 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.09 11:36:23" (1/1) ... [2018-09-23 11:36:23,879 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-09-23 11:36:23,998 INFO L168 Benchmark]: Toolchain (without parser) took 1814.77 ms. Allocated memory is still 1.9 GB. Free memory was 1.8 GB in the beginning and 1.9 GB in the end (delta: -74.4 MB). Peak memory consumption was 45.7 MB. Max. memory is 1.9 GB. [2018-09-23 11:36:24,009 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. [2018-09-23 11:36:24,010 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1409.19 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: 32.0 MB). Peak memory consumption was 32.0 MB. Max. memory is 1.9 GB. [2018-09-23 11:36:24,014 INFO L168 Benchmark]: Boogie Preprocessor took 280.03 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. [2018-09-23 11:36:24,026 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 0.26 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 1409.19 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: 32.0 MB). Peak memory consumption was 32.0 MB. Max. memory is 1.9 GB. * Boogie Preprocessor took 280.03 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...