java -ea -Xmx4000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata ./data -tc ../../../trunk/examples/toolchains/C-BIN-BPP.xml -s ../../../trunk/examples/settings/default/automizer/svcomp-DerefFreeMemtrack-32bit-Automizer_Bitvector.epf -i ../../../trunk/examples/svcomp/array-memsafety/rec_strlen-alloca_true-valid-memsafety_true-termination.i -------------------------------------------------------------------------------- This is Ultimate 0.1.23-38cac3e [2018-11-27 11:59:56,869 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-11-27 11:59:56,872 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-11-27 11:59:56,888 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-11-27 11:59:56,891 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-11-27 11:59:56,892 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-11-27 11:59:56,893 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-11-27 11:59:56,901 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-11-27 11:59:56,903 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-11-27 11:59:56,914 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-11-27 11:59:56,915 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-11-27 11:59:56,915 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-11-27 11:59:56,916 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-11-27 11:59:56,916 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-11-27 11:59:56,923 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-11-27 11:59:56,924 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-11-27 11:59:56,928 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-11-27 11:59:56,929 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-11-27 11:59:56,935 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-11-27 11:59:56,936 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-11-27 11:59:56,942 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-11-27 11:59:56,943 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-11-27 11:59:56,950 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-11-27 11:59:56,950 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-11-27 11:59:56,950 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-11-27 11:59:56,951 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-11-27 11:59:56,951 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-11-27 11:59:56,956 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-11-27 11:59:56,957 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-11-27 11:59:56,960 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-11-27 11:59:56,960 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-11-27 11:59:56,961 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-11-27 11:59:56,961 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-11-27 11:59:56,961 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-11-27 11:59:56,962 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-11-27 11:59:56,962 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-11-27 11:59:56,962 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 [2018-11-27 11:59:56,996 INFO L110 SettingsManager]: Loading preferences was successful [2018-11-27 11:59:56,996 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-11-27 11:59:56,997 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-11-27 11:59:56,997 INFO L133 SettingsManager]: * ... calls to implemented procedures=ONLY_FOR_CONCURRENT_PROGRAMS [2018-11-27 11:59:57,005 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-11-27 11:59:57,005 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-11-27 11:59:57,005 INFO L133 SettingsManager]: * Use SBE=true [2018-11-27 11:59:57,006 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-11-27 11:59:57,006 INFO L133 SettingsManager]: * sizeof long=4 [2018-11-27 11:59:57,006 INFO L133 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2018-11-27 11:59:57,006 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-11-27 11:59:57,007 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-11-27 11:59:57,009 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-11-27 11:59:57,009 INFO L133 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2018-11-27 11:59:57,009 INFO L133 SettingsManager]: * Bitprecise bitfields=true [2018-11-27 11:59:57,012 INFO L133 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2018-11-27 11:59:57,012 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-11-27 11:59:57,012 INFO L133 SettingsManager]: * Use bitvectors instead of ints=true [2018-11-27 11:59:57,013 INFO L133 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2018-11-27 11:59:57,013 INFO L133 SettingsManager]: * sizeof long double=12 [2018-11-27 11:59:57,013 INFO L133 SettingsManager]: * Use constant arrays=true [2018-11-27 11:59:57,016 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-11-27 11:59:57,016 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-11-27 11:59:57,016 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-11-27 11:59:57,016 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-11-27 11:59:57,016 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-11-27 11:59:57,019 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-11-27 11:59:57,019 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-11-27 11:59:57,019 INFO L133 SettingsManager]: * Trace refinement strategy=WOLF [2018-11-27 11:59:57,019 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-11-27 11:59:57,019 INFO L133 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2018-11-27 11:59:57,019 INFO L133 SettingsManager]: * Logic for external solver=AUFBV [2018-11-27 11:59:57,081 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-11-27 11:59:57,101 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-11-27 11:59:57,109 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-11-27 11:59:57,110 INFO L271 PluginConnector]: Initializing CDTParser... [2018-11-27 11:59:57,111 INFO L276 PluginConnector]: CDTParser initialized [2018-11-27 11:59:57,112 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/array-memsafety/rec_strlen-alloca_true-valid-memsafety_true-termination.i [2018-11-27 11:59:57,209 INFO L221 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/bf5a005c0/5161558e38f34c209eb6b77e654998f6/FLAG28b601f30 [2018-11-27 11:59:58,010 INFO L307 CDTParser]: Found 1 translation units. [2018-11-27 11:59:58,010 INFO L161 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/array-memsafety/rec_strlen-alloca_true-valid-memsafety_true-termination.i [2018-11-27 11:59:58,030 INFO L355 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/bf5a005c0/5161558e38f34c209eb6b77e654998f6/FLAG28b601f30 [2018-11-27 11:59:58,193 INFO L363 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/bf5a005c0/5161558e38f34c209eb6b77e654998f6 [2018-11-27 11:59:58,204 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-11-27 11:59:58,205 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2018-11-27 11:59:58,206 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-11-27 11:59:58,206 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-11-27 11:59:58,216 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-11-27 11:59:58,217 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 11:59:58" (1/1) ... [2018-11-27 11:59:58,230 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@493659c6 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 11:59:58, skipping insertion in model container [2018-11-27 11:59:58,230 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 11:59:58" (1/1) ... [2018-11-27 11:59:58,245 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-11-27 11:59:58,315 INFO L176 MainTranslator]: Built tables and reachable declarations [2018-11-27 11:59:58,860 INFO L203 PostProcessor]: Analyzing one entry point: main [2018-11-27 11:59:58,902 INFO L191 MainTranslator]: Completed pre-run [2018-11-27 11:59:59,005 INFO L203 PostProcessor]: Analyzing one entry point: main [2018-11-27 11:59:59,174 INFO L195 MainTranslator]: Completed translation [2018-11-27 11:59:59,174 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 11:59:59 WrapperNode [2018-11-27 11:59:59,176 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-11-27 11:59:59,177 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-11-27 11:59:59,177 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-11-27 11:59:59,177 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-11-27 11:59:59,194 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 11:59:59" (1/1) ... [2018-11-27 11:59:59,233 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 11:59:59" (1/1) ... [2018-11-27 11:59:59,249 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-11-27 11:59:59,250 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-11-27 11:59:59,250 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-11-27 11:59:59,250 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-11-27 11:59:59,266 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 11:59:59" (1/1) ... [2018-11-27 11:59:59,266 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 11:59:59" (1/1) ... [2018-11-27 11:59:59,270 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 11:59:59" (1/1) ... [2018-11-27 11:59:59,270 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 11:59:59" (1/1) ... [2018-11-27 11:59:59,297 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 11:59:59" (1/1) ... [2018-11-27 11:59:59,302 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 11:59:59" (1/1) ... [2018-11-27 11:59:59,305 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 11:59:59" (1/1) ... [2018-11-27 11:59:59,307 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-11-27 11:59:59,317 INFO L168 Benchmark]: Toolchain (without parser) took 1112.80 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: -52.5 MB). There was no memory consumed. Max. memory is 3.9 GB. [2018-11-27 11:59:59,322 INFO L168 Benchmark]: CDTParser took 0.14 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. [2018-11-27 11:59:59,323 INFO L168 Benchmark]: CACSL2BoogieTranslator took 970.31 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: -63.8 MB). Peak memory consumption was 34.9 MB. Max. memory is 3.9 GB. [2018-11-27 11:59:59,324 INFO L168 Benchmark]: Boogie Procedure Inliner took 72.64 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. [2018-11-27 11:59:59,324 INFO L168 Benchmark]: Boogie Preprocessor took 57.74 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. [2018-11-27 11:59:59,329 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 0.14 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 970.31 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: -63.8 MB). Peak memory consumption was 34.9 MB. Max. memory is 3.9 GB. * Boogie Procedure Inliner took 72.64 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. * Boogie Preprocessor took 57.74 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. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...