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/forester-heap/dll-circular_true-unreach-call_true-valid-memsafety.i -------------------------------------------------------------------------------- This is Ultimate 0.1.23-82208a2 [2018-10-17 12:38:13,220 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-10-17 12:38:13,228 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-10-17 12:38:13,261 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-10-17 12:38:13,265 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-10-17 12:38:13,266 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-10-17 12:38:13,271 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-10-17 12:38:13,277 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-10-17 12:38:13,283 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-10-17 12:38:13,289 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-10-17 12:38:13,290 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-10-17 12:38:13,292 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-10-17 12:38:13,293 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-10-17 12:38:13,298 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-10-17 12:38:13,299 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-10-17 12:38:13,312 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-10-17 12:38:13,313 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-10-17 12:38:13,319 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-10-17 12:38:13,327 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-10-17 12:38:13,329 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-10-17 12:38:13,335 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-10-17 12:38:13,338 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-10-17 12:38:13,347 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-10-17 12:38:13,348 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-10-17 12:38:13,348 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-10-17 12:38:13,352 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-10-17 12:38:13,353 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-10-17 12:38:13,359 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-10-17 12:38:13,361 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-10-17 12:38:13,363 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-10-17 12:38:13,368 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-10-17 12:38:13,369 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-10-17 12:38:13,369 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-10-17 12:38:13,371 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-10-17 12:38:13,376 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-10-17 12:38:13,377 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-10-17 12:38:13,377 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 [2018-10-17 12:38:13,426 INFO L110 SettingsManager]: Loading preferences was successful [2018-10-17 12:38:13,426 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-10-17 12:38:13,433 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-10-17 12:38:13,433 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-10-17 12:38:13,434 INFO L133 SettingsManager]: * Use SBE=true [2018-10-17 12:38:13,437 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-10-17 12:38:13,437 INFO L133 SettingsManager]: * sizeof long=4 [2018-10-17 12:38:13,437 INFO L133 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2018-10-17 12:38:13,438 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-10-17 12:38:13,438 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-10-17 12:38:13,438 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-10-17 12:38:13,438 INFO L133 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2018-10-17 12:38:13,439 INFO L133 SettingsManager]: * Bitprecise bitfields=true [2018-10-17 12:38:13,439 INFO L133 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2018-10-17 12:38:13,439 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-10-17 12:38:13,439 INFO L133 SettingsManager]: * Use bitvectors instead of ints=true [2018-10-17 12:38:13,439 INFO L133 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2018-10-17 12:38:13,440 INFO L133 SettingsManager]: * sizeof long double=12 [2018-10-17 12:38:13,445 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-10-17 12:38:13,445 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-10-17 12:38:13,446 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-10-17 12:38:13,446 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-10-17 12:38:13,446 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-10-17 12:38:13,446 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-10-17 12:38:13,446 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-10-17 12:38:13,447 INFO L133 SettingsManager]: * Trace refinement strategy=WOLF [2018-10-17 12:38:13,447 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-10-17 12:38:13,447 INFO L133 SettingsManager]: * Command for external solver=cvc4nyu --tear-down-incremental --rewrite-divk --print-success --lang smt [2018-10-17 12:38:13,447 INFO L133 SettingsManager]: * Logic for external solver=AUFBV [2018-10-17 12:38:13,582 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-10-17 12:38:13,615 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-10-17 12:38:13,623 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-10-17 12:38:13,627 INFO L271 PluginConnector]: Initializing CDTParser... [2018-10-17 12:38:13,631 INFO L276 PluginConnector]: CDTParser initialized [2018-10-17 12:38:13,632 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/forester-heap/dll-circular_true-unreach-call_true-valid-memsafety.i [2018-10-17 12:38:13,793 INFO L218 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/1627d7155/7c3d0dba8a294b85a0816da409fb4648/FLAGda7f3b255 [2018-10-17 12:38:15,001 INFO L298 CDTParser]: Found 1 translation units. [2018-10-17 12:38:15,003 INFO L158 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/forester-heap/dll-circular_true-unreach-call_true-valid-memsafety.i [2018-10-17 12:38:15,042 INFO L346 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/1627d7155/7c3d0dba8a294b85a0816da409fb4648/FLAGda7f3b255 [2018-10-17 12:38:15,067 INFO L354 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/1627d7155/7c3d0dba8a294b85a0816da409fb4648 [2018-10-17 12:38:15,100 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-10-17 12:38:15,102 INFO L131 ToolchainWalker]: Walking toolchain with 2 elements. [2018-10-17 12:38:15,108 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-10-17 12:38:15,108 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-10-17 12:38:15,119 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-10-17 12:38:15,124 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 17.10 12:38:15" (1/1) ... [2018-10-17 12:38:15,133 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5ea3bb08 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 12:38:15, skipping insertion in model container [2018-10-17 12:38:15,133 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 17.10 12:38:15" (1/1) ... [2018-10-17 12:38:15,159 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-10-17 12:38:15,292 INFO L174 MainTranslator]: Built tables and reachable declarations [2018-10-17 12:38:16,166 INFO L202 PostProcessor]: Analyzing one entry point: main [2018-10-17 12:38:16,207 INFO L189 MainTranslator]: Completed pre-run [2018-10-17 12:38:16,369 INFO L202 PostProcessor]: Analyzing one entry point: main [2018-10-17 12:38:16,515 INFO L193 MainTranslator]: Completed translation [2018-10-17 12:38:16,517 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 12:38:16 WrapperNode [2018-10-17 12:38:16,518 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-10-17 12:38:16,519 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-10-17 12:38:16,519 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-10-17 12:38:16,519 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-10-17 12:38:16,734 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 12:38:16" (1/1) ... [2018-10-17 12:38:16,735 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 12:38:16" (1/1) ... [2018-10-17 12:38:16,795 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 12:38:16" (1/1) ... [2018-10-17 12:38:16,796 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 12:38:16" (1/1) ... [2018-10-17 12:38:16,893 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 12:38:16" (1/1) ... [2018-10-17 12:38:16,922 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 12:38:16" (1/1) ... [2018-10-17 12:38:16,937 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 12:38:16" (1/1) ... [2018-10-17 12:38:16,961 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-10-17 12:38:16,973 INFO L168 Benchmark]: Toolchain (without parser) took 1872.80 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: -52.6 MB). Peak memory consumption was 34.8 MB. Max. memory is 3.9 GB. [2018-10-17 12:38:16,976 INFO L168 Benchmark]: CDTParser took 0.24 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. [2018-10-17 12:38:16,977 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1410.60 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: 22.6 MB). Peak memory consumption was 22.6 MB. Max. memory is 3.9 GB. [2018-10-17 12:38:16,982 INFO L168 Benchmark]: Boogie Preprocessor took 442.97 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: -75.2 MB). Peak memory consumption was 12.2 MB. Max. memory is 3.9 GB. [2018-10-17 12:38:16,988 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 0.24 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 1410.60 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: 22.6 MB). Peak memory consumption was 22.6 MB. Max. memory is 3.9 GB. * Boogie Preprocessor took 442.97 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: -75.2 MB). Peak memory consumption was 12.2 MB. Max. memory is 3.9 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...