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/cstrncat_unsafe_false-valid-deref.i -------------------------------------------------------------------------------- This is Ultimate 0.1.23-8afb04a [2018-11-26 17:38:53,994 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-11-26 17:38:53,999 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-11-26 17:38:54,027 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-11-26 17:38:54,027 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-11-26 17:38:54,028 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-11-26 17:38:54,038 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-11-26 17:38:54,040 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-11-26 17:38:54,048 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-11-26 17:38:54,051 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-11-26 17:38:54,052 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-11-26 17:38:54,052 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-11-26 17:38:54,059 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-11-26 17:38:54,061 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-11-26 17:38:54,062 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-11-26 17:38:54,074 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-11-26 17:38:54,075 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-11-26 17:38:54,083 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-11-26 17:38:54,090 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-11-26 17:38:54,099 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-11-26 17:38:54,101 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-11-26 17:38:54,106 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-11-26 17:38:54,115 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-11-26 17:38:54,115 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-11-26 17:38:54,115 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-11-26 17:38:54,117 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-11-26 17:38:54,121 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-11-26 17:38:54,122 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-11-26 17:38:54,128 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-11-26 17:38:54,129 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-11-26 17:38:54,130 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-11-26 17:38:54,130 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-11-26 17:38:54,134 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-11-26 17:38:54,134 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-11-26 17:38:54,137 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-11-26 17:38:54,138 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-11-26 17:38:54,139 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 17:38:54,193 INFO L110 SettingsManager]: Loading preferences was successful [2018-11-26 17:38:54,194 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-11-26 17:38:54,195 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-11-26 17:38:54,195 INFO L133 SettingsManager]: * ... calls to implemented procedures=ONLY_FOR_CONCURRENT_PROGRAMS [2018-11-26 17:38:54,201 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-11-26 17:38:54,201 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-11-26 17:38:54,201 INFO L133 SettingsManager]: * Use SBE=true [2018-11-26 17:38:54,202 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-11-26 17:38:54,205 INFO L133 SettingsManager]: * sizeof long=4 [2018-11-26 17:38:54,205 INFO L133 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2018-11-26 17:38:54,205 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-11-26 17:38:54,206 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-11-26 17:38:54,206 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-11-26 17:38:54,206 INFO L133 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2018-11-26 17:38:54,206 INFO L133 SettingsManager]: * Bitprecise bitfields=true [2018-11-26 17:38:54,208 INFO L133 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2018-11-26 17:38:54,208 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-11-26 17:38:54,208 INFO L133 SettingsManager]: * sizeof long double=12 [2018-11-26 17:38:54,208 INFO L133 SettingsManager]: * Use constant arrays=true [2018-11-26 17:38:54,209 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-11-26 17:38:54,209 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-11-26 17:38:54,209 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-11-26 17:38:54,209 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-11-26 17:38:54,209 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-11-26 17:38:54,210 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-11-26 17:38:54,210 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-11-26 17:38:54,210 INFO L133 SettingsManager]: * Trace refinement strategy=CAMEL [2018-11-26 17:38:54,210 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-11-26 17:38:54,210 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-11-26 17:38:54,347 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-11-26 17:38:54,380 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-11-26 17:38:54,390 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-11-26 17:38:54,394 INFO L271 PluginConnector]: Initializing CDTParser... [2018-11-26 17:38:54,398 INFO L276 PluginConnector]: CDTParser initialized [2018-11-26 17:38:54,399 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/array-memsafety/cstrncat_unsafe_false-valid-deref.i [2018-11-26 17:38:54,539 INFO L221 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/794e80f3b/956780440d8f429ea56d958b73ca2c81/FLAG4c123dbb3 [2018-11-26 17:38:55,523 INFO L307 CDTParser]: Found 1 translation units. [2018-11-26 17:38:55,524 INFO L161 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/array-memsafety/cstrncat_unsafe_false-valid-deref.i [2018-11-26 17:38:55,532 INFO L355 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/794e80f3b/956780440d8f429ea56d958b73ca2c81/FLAG4c123dbb3 [2018-11-26 17:38:55,720 INFO L363 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/794e80f3b/956780440d8f429ea56d958b73ca2c81 [2018-11-26 17:38:55,753 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-11-26 17:38:55,755 INFO L131 ToolchainWalker]: Walking toolchain with 2 elements. [2018-11-26 17:38:55,758 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-11-26 17:38:55,759 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-11-26 17:38:55,770 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-11-26 17:38:55,775 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 05:38:55" (1/1) ... [2018-11-26 17:38:55,782 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@24b9643c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:38:55, skipping insertion in model container [2018-11-26 17:38:55,782 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 05:38:55" (1/1) ... [2018-11-26 17:38:55,807 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-11-26 17:38:55,867 INFO L176 MainTranslator]: Built tables and reachable declarations [2018-11-26 17:38:56,411 INFO L203 PostProcessor]: Analyzing one entry point: main [2018-11-26 17:38:56,454 INFO L191 MainTranslator]: Completed pre-run [2018-11-26 17:38:56,508 INFO L203 PostProcessor]: Analyzing one entry point: main [2018-11-26 17:38:56,552 INFO L195 MainTranslator]: Completed translation [2018-11-26 17:38:56,553 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:38:56 WrapperNode [2018-11-26 17:38:56,553 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-11-26 17:38:56,554 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-11-26 17:38:56,554 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-11-26 17:38:56,554 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-11-26 17:38:56,572 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:38:56" (1/1) ... [2018-11-26 17:38:56,572 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:38:56" (1/1) ... [2018-11-26 17:38:56,584 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:38:56" (1/1) ... [2018-11-26 17:38:56,584 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:38:56" (1/1) ... [2018-11-26 17:38:56,612 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:38:56" (1/1) ... [2018-11-26 17:38:56,630 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:38:56" (1/1) ... [2018-11-26 17:38:56,632 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:38:56" (1/1) ... [2018-11-26 17:38:56,640 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-11-26 17:38:56,645 INFO L168 Benchmark]: Toolchain (without parser) took 891.12 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. [2018-11-26 17:38:56,653 INFO L168 Benchmark]: CDTParser took 0.23 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 17:38:56,655 INFO L168 Benchmark]: CACSL2BoogieTranslator took 795.19 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. [2018-11-26 17:38:56,656 INFO L168 Benchmark]: Boogie Preprocessor took 86.61 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. [2018-11-26 17:38:56,661 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 2.0 GB. Free memory is still 2.0 GB. There was no memory consumed. Max. memory is 3.9 GB. * CACSL2BoogieTranslator took 795.19 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 86.61 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...