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_Bitvector.epf -i ../../../trunk/examples/svcomp/ntdrivers-simplified/kbfiltr_simpl2_false-unreach-call_true-valid-memsafety_true-termination.cil.c -------------------------------------------------------------------------------- This is Ultimate 0.1.23-6070b07 [2018-09-23 12:29:11,151 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-09-23 12:29:11,158 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-09-23 12:29:11,191 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-09-23 12:29:11,191 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-09-23 12:29:11,196 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-09-23 12:29:11,197 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-09-23 12:29:11,203 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-09-23 12:29:11,207 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-09-23 12:29:11,208 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-09-23 12:29:11,215 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-09-23 12:29:11,215 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-09-23 12:29:11,216 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-09-23 12:29:11,222 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-09-23 12:29:11,226 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-09-23 12:29:11,227 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-09-23 12:29:11,231 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-09-23 12:29:11,245 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-09-23 12:29:11,251 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-09-23 12:29:11,253 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-09-23 12:29:11,260 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-09-23 12:29:11,264 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-09-23 12:29:11,269 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... 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[2018-09-23 12:29:11,291 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-09-23 12:29:11,291 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-09-23 12:29:11,298 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-09-23 12:29:11,298 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-09-23 12:29:11,299 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 [2018-09-23 12:29:11,341 INFO L110 SettingsManager]: Loading preferences was successful [2018-09-23 12:29:11,342 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-09-23 12:29:11,350 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-09-23 12:29:11,351 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-09-23 12:29:11,351 INFO L133 SettingsManager]: * Use SBE=true [2018-09-23 12:29:11,352 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-09-23 12:29:11,352 INFO L133 SettingsManager]: * sizeof long=4 [2018-09-23 12:29:11,352 INFO L133 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2018-09-23 12:29:11,354 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-09-23 12:29:11,355 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-09-23 12:29:11,355 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-09-23 12:29:11,355 INFO L133 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2018-09-23 12:29:11,355 INFO L133 SettingsManager]: * Bitprecise bitfields=true [2018-09-23 12:29:11,355 INFO L133 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2018-09-23 12:29:11,356 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-09-23 12:29:11,356 INFO L133 SettingsManager]: * Use bitvectors instead of ints=true [2018-09-23 12:29:11,356 INFO L133 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2018-09-23 12:29:11,356 INFO L133 SettingsManager]: * sizeof long double=12 [2018-09-23 12:29:11,357 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-09-23 12:29:11,357 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-09-23 12:29:11,357 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-09-23 12:29:11,357 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-09-23 12:29:11,357 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-09-23 12:29:11,357 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-09-23 12:29:11,358 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-09-23 12:29:11,358 INFO L133 SettingsManager]: * Trace refinement strategy=WOLF [2018-09-23 12:29:11,358 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-09-23 12:29:11,358 INFO L133 SettingsManager]: * Command for external solver=cvc4nyu --tear-down-incremental --rewrite-divk --print-success --lang smt [2018-09-23 12:29:11,365 INFO L133 SettingsManager]: * Logic for external solver=AUFBV [2018-09-23 12:29:11,478 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-09-23 12:29:11,509 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-09-23 12:29:11,521 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-09-23 12:29:11,524 INFO L271 PluginConnector]: Initializing CDTParser... [2018-09-23 12:29:11,525 INFO L276 PluginConnector]: CDTParser initialized [2018-09-23 12:29:11,526 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/ntdrivers-simplified/kbfiltr_simpl2_false-unreach-call_true-valid-memsafety_true-termination.cil.c [2018-09-23 12:29:12,189 INFO L221 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/8ac311e76/f2eebb2c32c54fdcb1604c58b8f30341/FLAG73dfc54b0 [2018-09-23 12:29:12,766 INFO L277 CDTParser]: Found 1 translation units. [2018-09-23 12:29:12,770 INFO L159 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/ntdrivers-simplified/kbfiltr_simpl2_false-unreach-call_true-valid-memsafety_true-termination.cil.c [2018-09-23 12:29:12,815 INFO L325 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/8ac311e76/f2eebb2c32c54fdcb1604c58b8f30341/FLAG73dfc54b0 [2018-09-23 12:29:12,859 INFO L333 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/8ac311e76/f2eebb2c32c54fdcb1604c58b8f30341 [2018-09-23 12:29:12,889 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-09-23 12:29:12,898 INFO L131 ToolchainWalker]: Walking toolchain with 2 elements. [2018-09-23 12:29:12,902 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-09-23 12:29:12,903 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-09-23 12:29:12,920 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-09-23 12:29:12,923 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.09 12:29:12" (1/1) ... [2018-09-23 12:29:12,927 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4fec4af3 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.09 12:29:12, skipping insertion in model container [2018-09-23 12:29:12,927 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.09 12:29:12" (1/1) ... [2018-09-23 12:29:12,958 INFO L160 ieTranslatorObserver]: Starting translation in SV-COMP mode [2018-09-23 12:29:13,893 INFO L170 PostProcessor]: Settings: Checked method=main [2018-09-23 12:29:13,948 INFO L424 MainDispatcher]: Starting main dispatcher in SV-COMP mode [2018-09-23 12:29:14,216 INFO L170 PostProcessor]: Settings: Checked method=main [2018-09-23 12:29:14,348 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.09 12:29:14 WrapperNode [2018-09-23 12:29:14,349 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-09-23 12:29:14,356 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-09-23 12:29:14,356 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-09-23 12:29:14,356 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-09-23 12:29:14,393 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.09 12:29:14" (1/1) ... [2018-09-23 12:29:14,394 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.09 12:29:14" (1/1) ... [2018-09-23 12:29:14,444 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.09 12:29:14" (1/1) ... [2018-09-23 12:29:14,444 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.09 12:29:14" (1/1) ... [2018-09-23 12:29:14,501 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.09 12:29:14" (1/1) ... [2018-09-23 12:29:14,533 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.09 12:29:14" (1/1) ... [2018-09-23 12:29:14,547 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.09 12:29:14" (1/1) ... [2018-09-23 12:29:14,566 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-09-23 12:29:14,572 INFO L168 Benchmark]: Toolchain (without parser) took 1682.12 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 12:29:14,577 INFO L168 Benchmark]: CDTParser took 0.23 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 12:29:14,578 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1446.72 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: 21.3 MB). Peak memory consumption was 21.3 MB. Max. memory is 1.9 GB. [2018-09-23 12:29:14,579 INFO L168 Benchmark]: Boogie Preprocessor took 210.40 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. [2018-09-23 12:29:14,600 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 0.23 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 1446.72 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: 21.3 MB). Peak memory consumption was 21.3 MB. Max. memory is 1.9 GB. * Boogie Preprocessor took 210.40 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. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...