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/array-memsafety/count_down_unsafe_false-valid-deref.i -------------------------------------------------------------------------------- This is Ultimate 0.1.23-5eb5db4-m [2018-10-15 23:12:41,589 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-10-15 23:12:41,591 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-10-15 23:12:41,627 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-10-15 23:12:41,628 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-10-15 23:12:41,629 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-10-15 23:12:41,634 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-10-15 23:12:41,636 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-10-15 23:12:41,642 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-10-15 23:12:41,643 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-10-15 23:12:41,649 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-10-15 23:12:41,650 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-10-15 23:12:41,651 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-10-15 23:12:41,655 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-10-15 23:12:41,656 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-10-15 23:12:41,660 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-10-15 23:12:41,661 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-10-15 23:12:41,675 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-10-15 23:12:41,678 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-10-15 23:12:41,684 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-10-15 23:12:41,685 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-10-15 23:12:41,691 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-10-15 23:12:41,700 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-10-15 23:12:41,700 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-10-15 23:12:41,700 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-10-15 23:12:41,701 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-10-15 23:12:41,702 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-10-15 23:12:41,707 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-10-15 23:12:41,708 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-10-15 23:12:41,712 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-10-15 23:12:41,713 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-10-15 23:12:41,713 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-10-15 23:12:41,713 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-10-15 23:12:41,714 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-10-15 23:12:41,715 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-10-15 23:12:41,715 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-10-15 23:12:41,716 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 [2018-10-15 23:12:41,769 INFO L110 SettingsManager]: Loading preferences was successful [2018-10-15 23:12:41,770 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-10-15 23:12:41,774 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-10-15 23:12:41,774 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-10-15 23:12:41,776 INFO L133 SettingsManager]: * Use SBE=true [2018-10-15 23:12:41,776 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-10-15 23:12:41,776 INFO L133 SettingsManager]: * sizeof long=4 [2018-10-15 23:12:41,778 INFO L133 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2018-10-15 23:12:41,778 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-10-15 23:12:41,778 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-10-15 23:12:41,778 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-10-15 23:12:41,779 INFO L133 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2018-10-15 23:12:41,779 INFO L133 SettingsManager]: * Bitprecise bitfields=true [2018-10-15 23:12:41,779 INFO L133 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2018-10-15 23:12:41,779 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-10-15 23:12:41,779 INFO L133 SettingsManager]: * Use bitvectors instead of ints=true [2018-10-15 23:12:41,779 INFO L133 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2018-10-15 23:12:41,780 INFO L133 SettingsManager]: * sizeof long double=12 [2018-10-15 23:12:41,780 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-10-15 23:12:41,780 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-10-15 23:12:41,780 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-10-15 23:12:41,780 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-10-15 23:12:41,780 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-10-15 23:12:41,787 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-10-15 23:12:41,787 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-10-15 23:12:41,787 INFO L133 SettingsManager]: * Trace refinement strategy=WOLF [2018-10-15 23:12:41,788 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-10-15 23:12:41,788 INFO L133 SettingsManager]: * Command for external solver=cvc4nyu --tear-down-incremental --rewrite-divk --print-success --lang smt [2018-10-15 23:12:41,788 INFO L133 SettingsManager]: * Logic for external solver=AUFBV [2018-10-15 23:12:41,909 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-10-15 23:12:41,946 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-10-15 23:12:41,953 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-10-15 23:12:41,958 INFO L271 PluginConnector]: Initializing CDTParser... [2018-10-15 23:12:41,960 INFO L276 PluginConnector]: CDTParser initialized [2018-10-15 23:12:41,961 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/array-memsafety/count_down_unsafe_false-valid-deref.i [2018-10-15 23:12:42,111 INFO L218 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/77fc71904/aa17aecad4774ec9b3d4b57eff974ae0/FLAGb1ac9d1fd [2018-10-15 23:12:43,178 INFO L298 CDTParser]: Found 1 translation units. [2018-10-15 23:12:43,180 INFO L158 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/array-memsafety/count_down_unsafe_false-valid-deref.i [2018-10-15 23:12:43,207 INFO L346 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/77fc71904/aa17aecad4774ec9b3d4b57eff974ae0/FLAGb1ac9d1fd [2018-10-15 23:12:43,236 INFO L354 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/77fc71904/aa17aecad4774ec9b3d4b57eff974ae0 [2018-10-15 23:12:43,266 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-10-15 23:12:43,273 INFO L131 ToolchainWalker]: Walking toolchain with 2 elements. [2018-10-15 23:12:43,274 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-10-15 23:12:43,274 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-10-15 23:12:43,284 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-10-15 23:12:43,292 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 15.10 11:12:43" (1/1) ... [2018-10-15 23:12:43,296 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@49bafe96 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 11:12:43, skipping insertion in model container [2018-10-15 23:12:43,296 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 15.10 11:12:43" (1/1) ... [2018-10-15 23:12:43,320 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-10-15 23:12:43,454 INFO L174 MainTranslator]: Built tables and reachable declarations [2018-10-15 23:12:43,938 INFO L202 PostProcessor]: Analyzing one entry point: main [2018-10-15 23:12:43,991 INFO L189 MainTranslator]: Completed pre-run [2018-10-15 23:12:44,036 INFO L202 PostProcessor]: Analyzing one entry point: main [2018-10-15 23:12:44,089 INFO L193 MainTranslator]: Completed translation [2018-10-15 23:12:44,091 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 11:12:44 WrapperNode [2018-10-15 23:12:44,091 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-10-15 23:12:44,092 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-10-15 23:12:44,092 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-10-15 23:12:44,094 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-10-15 23:12:44,110 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 11:12:44" (1/1) ... [2018-10-15 23:12:44,110 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 11:12:44" (1/1) ... [2018-10-15 23:12:44,124 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 11:12:44" (1/1) ... [2018-10-15 23:12:44,125 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 11:12:44" (1/1) ... [2018-10-15 23:12:44,157 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 11:12:44" (1/1) ... [2018-10-15 23:12:44,170 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 11:12:44" (1/1) ... [2018-10-15 23:12:44,179 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 11:12:44" (1/1) ... [2018-10-15 23:12:44,194 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-10-15 23:12:44,200 INFO L168 Benchmark]: Toolchain (without parser) took 932.88 ms. Allocated memory is still 2.0 GB. Free memory was 1.9 GB in the beginning and 1.9 GB in the end (delta: 11.3 MB). Peak memory consumption was 11.3 MB. Max. memory is 3.9 GB. [2018-10-15 23:12:44,202 INFO L168 Benchmark]: CDTParser took 0.21 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. [2018-10-15 23:12:44,211 INFO L168 Benchmark]: CACSL2BoogieTranslator took 817.62 ms. Allocated memory is still 2.0 GB. Free memory was 1.9 GB in the beginning and 1.9 GB in the end (delta: 11.3 MB). Peak memory consumption was 11.3 MB. Max. memory is 3.9 GB. [2018-10-15 23:12:44,213 INFO L168 Benchmark]: Boogie Preprocessor took 102.05 ms. Allocated memory is still 2.0 GB. Free memory is still 1.9 GB. There was no memory consumed. Max. memory is 3.9 GB. [2018-10-15 23:12:44,222 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 0.21 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 817.62 ms. Allocated memory is still 2.0 GB. Free memory was 1.9 GB in the beginning and 1.9 GB in the end (delta: 11.3 MB). Peak memory consumption was 11.3 MB. Max. memory is 3.9 GB. * Boogie Preprocessor took 102.05 ms. Allocated memory is still 2.0 GB. Free memory is still 1.9 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...