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-DerefFreeMemtrack-32bit-Automizer_Bitvector.epf -i ../../../trunk/examples/svcomp/memsafety-ext2/split_list_test05_false-valid-deref.i -------------------------------------------------------------------------------- This is Ultimate 0.1.23-10914cd [2018-11-09 11:49:18,271 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-11-09 11:49:18,273 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-11-09 11:49:18,293 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-11-09 11:49:18,296 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-11-09 11:49:18,305 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-11-09 11:49:18,307 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-11-09 11:49:18,309 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-11-09 11:49:18,310 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-11-09 11:49:18,315 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-11-09 11:49:18,316 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-11-09 11:49:18,316 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-11-09 11:49:18,317 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-11-09 11:49:18,323 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-11-09 11:49:18,329 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-11-09 11:49:18,330 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-11-09 11:49:18,336 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-11-09 11:49:18,337 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-11-09 11:49:18,344 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-11-09 11:49:18,345 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-11-09 11:49:18,346 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-11-09 11:49:18,352 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-11-09 11:49:18,354 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... 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[2018-11-09 11:49:18,370 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-11-09 11:49:18,370 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-11-09 11:49:18,371 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-11-09 11:49:18,378 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-11-09 11:49:18,378 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 [2018-11-09 11:49:18,415 INFO L110 SettingsManager]: Loading preferences was successful [2018-11-09 11:49:18,415 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-11-09 11:49:18,419 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-11-09 11:49:18,420 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-11-09 11:49:18,420 INFO L133 SettingsManager]: * Use SBE=true [2018-11-09 11:49:18,420 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-11-09 11:49:18,420 INFO L133 SettingsManager]: * sizeof long=4 [2018-11-09 11:49:18,420 INFO L133 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2018-11-09 11:49:18,420 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-11-09 11:49:18,420 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-11-09 11:49:18,421 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-11-09 11:49:18,421 INFO L133 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2018-11-09 11:49:18,421 INFO L133 SettingsManager]: * Bitprecise bitfields=true [2018-11-09 11:49:18,421 INFO L133 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2018-11-09 11:49:18,421 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-11-09 11:49:18,421 INFO L133 SettingsManager]: * Use bitvectors instead of ints=true [2018-11-09 11:49:18,421 INFO L133 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2018-11-09 11:49:18,421 INFO L133 SettingsManager]: * sizeof long double=12 [2018-11-09 11:49:18,429 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-11-09 11:49:18,429 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-11-09 11:49:18,429 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-11-09 11:49:18,429 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-11-09 11:49:18,429 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-11-09 11:49:18,430 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-11-09 11:49:18,430 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-11-09 11:49:18,430 INFO L133 SettingsManager]: * Trace refinement strategy=WOLF [2018-11-09 11:49:18,430 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-11-09 11:49:18,430 INFO L133 SettingsManager]: * Command for external solver=cvc4nyu --tear-down-incremental --rewrite-divk --print-success --lang smt [2018-11-09 11:49:18,430 INFO L133 SettingsManager]: * Logic for external solver=AUFBV [2018-11-09 11:49:18,530 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-11-09 11:49:18,556 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-11-09 11:49:18,561 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-11-09 11:49:18,565 INFO L271 PluginConnector]: Initializing CDTParser... [2018-11-09 11:49:18,567 INFO L276 PluginConnector]: CDTParser initialized [2018-11-09 11:49:18,571 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/memsafety-ext2/split_list_test05_false-valid-deref.i [2018-11-09 11:49:18,678 INFO L218 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/e654088a2/b17032cb0b8e48729d83465baa82beaa/FLAG6e4007403 [2018-11-09 11:49:19,537 INFO L298 CDTParser]: Found 1 translation units. [2018-11-09 11:49:19,538 INFO L158 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/memsafety-ext2/split_list_test05_false-valid-deref.i [2018-11-09 11:49:19,562 INFO L346 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/e654088a2/b17032cb0b8e48729d83465baa82beaa/FLAG6e4007403 [2018-11-09 11:49:19,581 INFO L354 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/e654088a2/b17032cb0b8e48729d83465baa82beaa [2018-11-09 11:49:19,603 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-11-09 11:49:19,605 INFO L131 ToolchainWalker]: Walking toolchain with 2 elements. [2018-11-09 11:49:19,608 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-11-09 11:49:19,608 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-11-09 11:49:19,614 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-11-09 11:49:19,619 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 09.11 11:49:19" (1/1) ... [2018-11-09 11:49:19,624 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@424f1331 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 11:49:19, skipping insertion in model container [2018-11-09 11:49:19,625 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 09.11 11:49:19" (1/1) ... [2018-11-09 11:49:19,645 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-11-09 11:49:19,739 INFO L174 MainTranslator]: Built tables and reachable declarations [2018-11-09 11:49:20,441 INFO L201 PostProcessor]: Analyzing one entry point: main [2018-11-09 11:49:20,470 INFO L189 MainTranslator]: Completed pre-run [2018-11-09 11:49:20,751 INFO L201 PostProcessor]: Analyzing one entry point: main [2018-11-09 11:49:20,856 INFO L193 MainTranslator]: Completed translation [2018-11-09 11:49:20,859 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 11:49:20 WrapperNode [2018-11-09 11:49:20,859 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-11-09 11:49:20,861 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-11-09 11:49:20,861 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-11-09 11:49:20,861 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-11-09 11:49:20,888 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 11:49:20" (1/1) ... [2018-11-09 11:49:20,888 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 11:49:20" (1/1) ... [2018-11-09 11:49:20,938 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 11:49:20" (1/1) ... [2018-11-09 11:49:20,938 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 11:49:20" (1/1) ... [2018-11-09 11:49:21,045 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 11:49:20" (1/1) ... [2018-11-09 11:49:21,061 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 11:49:20" (1/1) ... [2018-11-09 11:49:21,072 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 11:49:20" (1/1) ... [2018-11-09 11:49:21,096 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-11-09 11:49:21,102 INFO L168 Benchmark]: Toolchain (without parser) took 1496.31 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: -60.2 MB). There was no memory consumed. Max. memory is 3.9 GB. [2018-11-09 11:49:21,104 INFO L168 Benchmark]: CDTParser took 0.33 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. [2018-11-09 11:49:21,104 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1252.46 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: -71.5 MB). Peak memory consumption was 35.7 MB. Max. memory is 3.9 GB. [2018-11-09 11:49:21,110 INFO L168 Benchmark]: Boogie Preprocessor took 235.52 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. [2018-11-09 11:49:21,116 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 0.33 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 1252.46 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: -71.5 MB). Peak memory consumption was 35.7 MB. Max. memory is 3.9 GB. * Boogie Preprocessor took 235.52 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...