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-BPP.xml -s ../../../trunk/examples/settings/default/automizer/svcomp-DerefFreeMemtrack-32bit-Automizer_Default.epf -i ../../../trunk/examples/svcomp/array-memsafety/cstrchr_unsafe_false-valid-deref.i -------------------------------------------------------------------------------- This is Ultimate 0.1.23-3d9d321 [2018-11-26 20:13:16,311 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-11-26 20:13:16,313 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-11-26 20:13:16,340 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-11-26 20:13:16,340 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-11-26 20:13:16,342 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-11-26 20:13:16,345 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-11-26 20:13:16,349 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-11-26 20:13:16,350 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-11-26 20:13:16,353 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-11-26 20:13:16,356 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-11-26 20:13:16,357 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-11-26 20:13:16,357 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-11-26 20:13:16,361 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-11-26 20:13:16,361 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-11-26 20:13:16,362 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-11-26 20:13:16,370 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-11-26 20:13:16,380 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-11-26 20:13:16,382 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-11-26 20:13:16,388 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-11-26 20:13:16,393 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-11-26 20:13:16,394 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-11-26 20:13:16,398 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-11-26 20:13:16,399 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-11-26 20:13:16,399 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-11-26 20:13:16,400 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-11-26 20:13:16,400 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-11-26 20:13:16,406 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-11-26 20:13:16,408 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-11-26 20:13:16,411 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-11-26 20:13:16,411 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-11-26 20:13:16,412 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-11-26 20:13:16,412 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-11-26 20:13:16,412 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-11-26 20:13:16,413 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-11-26 20:13:16,413 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-11-26 20:13:16,419 INFO L98 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/default/automizer/svcomp-DerefFreeMemtrack-32bit-Automizer_Default.epf [2018-11-26 20:13:16,453 INFO L110 SettingsManager]: Loading preferences was successful [2018-11-26 20:13:16,453 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-11-26 20:13:16,456 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-11-26 20:13:16,456 INFO L133 SettingsManager]: * ... calls to implemented procedures=ONLY_FOR_CONCURRENT_PROGRAMS [2018-11-26 20:13:16,459 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-11-26 20:13:16,459 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-11-26 20:13:16,459 INFO L133 SettingsManager]: * Use SBE=true [2018-11-26 20:13:16,459 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-11-26 20:13:16,459 INFO L133 SettingsManager]: * sizeof long=4 [2018-11-26 20:13:16,459 INFO L133 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2018-11-26 20:13:16,460 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-11-26 20:13:16,460 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-11-26 20:13:16,460 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-11-26 20:13:16,460 INFO L133 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2018-11-26 20:13:16,460 INFO L133 SettingsManager]: * Bitprecise bitfields=true [2018-11-26 20:13:16,460 INFO L133 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2018-11-26 20:13:16,460 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-11-26 20:13:16,464 INFO L133 SettingsManager]: * sizeof long double=12 [2018-11-26 20:13:16,464 INFO L133 SettingsManager]: * Use constant arrays=true [2018-11-26 20:13:16,464 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-11-26 20:13:16,464 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-11-26 20:13:16,464 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-11-26 20:13:16,465 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-11-26 20:13:16,465 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-11-26 20:13:16,465 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-11-26 20:13:16,465 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-11-26 20:13:16,465 INFO L133 SettingsManager]: * Trace refinement strategy=CAMEL [2018-11-26 20:13:16,465 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-11-26 20:13:16,466 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-11-26 20:13:16,535 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-11-26 20:13:16,555 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-11-26 20:13:16,562 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-11-26 20:13:16,563 INFO L271 PluginConnector]: Initializing CDTParser... [2018-11-26 20:13:16,563 INFO L276 PluginConnector]: CDTParser initialized [2018-11-26 20:13:16,565 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/array-memsafety/cstrchr_unsafe_false-valid-deref.i [2018-11-26 20:13:16,664 INFO L221 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/8a6e7f9af/f0ccc20c43f74b7f97df867bca20e1f3/FLAG372edd74f [2018-11-26 20:13:17,449 INFO L307 CDTParser]: Found 1 translation units. [2018-11-26 20:13:17,450 INFO L161 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/array-memsafety/cstrchr_unsafe_false-valid-deref.i [2018-11-26 20:13:17,476 INFO L355 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/8a6e7f9af/f0ccc20c43f74b7f97df867bca20e1f3/FLAG372edd74f [2018-11-26 20:13:17,666 INFO L363 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/8a6e7f9af/f0ccc20c43f74b7f97df867bca20e1f3 [2018-11-26 20:13:17,684 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-11-26 20:13:17,686 INFO L131 ToolchainWalker]: Walking toolchain with 2 elements. [2018-11-26 20:13:17,688 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-11-26 20:13:17,689 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-11-26 20:13:17,698 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-11-26 20:13:17,699 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 08:13:17" (1/1) ... [2018-11-26 20:13:17,704 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@76f79590 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 08:13:17, skipping insertion in model container [2018-11-26 20:13:17,704 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 08:13:17" (1/1) ... [2018-11-26 20:13:17,720 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-11-26 20:13:17,788 INFO L176 MainTranslator]: Built tables and reachable declarations [2018-11-26 20:13:18,308 INFO L203 PostProcessor]: Analyzing one entry point: main [2018-11-26 20:13:18,331 INFO L191 MainTranslator]: Completed pre-run [2018-11-26 20:13:18,433 INFO L203 PostProcessor]: Analyzing one entry point: main [2018-11-26 20:13:18,593 INFO L195 MainTranslator]: Completed translation [2018-11-26 20:13:18,595 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 08:13:18 WrapperNode [2018-11-26 20:13:18,595 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-11-26 20:13:18,596 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-11-26 20:13:18,598 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-11-26 20:13:18,598 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-11-26 20:13:18,619 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 08:13:18" (1/1) ... [2018-11-26 20:13:18,619 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 08:13:18" (1/1) ... [2018-11-26 20:13:18,644 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 08:13:18" (1/1) ... [2018-11-26 20:13:18,647 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 08:13:18" (1/1) ... [2018-11-26 20:13:18,676 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 08:13:18" (1/1) ... [2018-11-26 20:13:18,683 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 08:13:18" (1/1) ... [2018-11-26 20:13:18,691 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 08:13:18" (1/1) ... [2018-11-26 20:13:18,706 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-11-26 20:13:18,715 INFO L168 Benchmark]: Toolchain (without parser) took 1029.94 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: -49.8 MB). There was no memory consumed. Max. memory is 3.9 GB. [2018-11-26 20:13:18,722 INFO L168 Benchmark]: CDTParser took 0.16 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. [2018-11-26 20:13:18,723 INFO L168 Benchmark]: CACSL2BoogieTranslator took 907.57 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: -61.1 MB). Peak memory consumption was 37.6 MB. Max. memory is 3.9 GB. [2018-11-26 20:13:18,723 INFO L168 Benchmark]: Boogie Preprocessor took 116.48 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. [2018-11-26 20:13:18,731 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 0.16 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 907.57 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: -61.1 MB). Peak memory consumption was 37.6 MB. Max. memory is 3.9 GB. * Boogie Preprocessor took 116.48 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...