java -ea -Xmx8000000000 -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-BIN-BPP-RCFG.xml -s ../../../trunk/examples/settings/default/automizer/svcomp-DerefFreeMemtrack-32bit-Automizer_Default.epf -i ../../../trunk/examples/svcomp/array-memsafety/cstrncpy_unsafe_false-valid-deref.i -------------------------------------------------------------------------------- This is Ultimate 0.1.23-4ad093a [2018-11-26 02:26:24,138 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-11-26 02:26:24,140 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-11-26 02:26:24,153 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-11-26 02:26:24,153 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-11-26 02:26:24,155 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-11-26 02:26:24,156 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-11-26 02:26:24,158 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-11-26 02:26:24,160 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-11-26 02:26:24,161 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-11-26 02:26:24,162 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-11-26 02:26:24,162 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-11-26 02:26:24,163 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-11-26 02:26:24,164 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-11-26 02:26:24,173 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-11-26 02:26:24,174 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-11-26 02:26:24,174 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-11-26 02:26:24,176 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-11-26 02:26:24,179 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-11-26 02:26:24,183 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-11-26 02:26:24,184 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-11-26 02:26:24,186 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-11-26 02:26:24,191 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-11-26 02:26:24,192 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-11-26 02:26:24,192 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-11-26 02:26:24,192 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-11-26 02:26:24,193 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-11-26 02:26:24,194 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-11-26 02:26:24,195 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-11-26 02:26:24,196 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-11-26 02:26:24,196 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-11-26 02:26:24,197 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-11-26 02:26:24,197 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-11-26 02:26:24,197 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-11-26 02:26:24,198 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-11-26 02:26:24,199 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-11-26 02:26:24,199 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 02:26:24,214 INFO L110 SettingsManager]: Loading preferences was successful [2018-11-26 02:26:24,214 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-11-26 02:26:24,215 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-11-26 02:26:24,215 INFO L133 SettingsManager]: * ... calls to implemented procedures=ONLY_FOR_CONCURRENT_PROGRAMS [2018-11-26 02:26:24,216 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-11-26 02:26:24,216 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-11-26 02:26:24,216 INFO L133 SettingsManager]: * Use SBE=true [2018-11-26 02:26:24,216 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-11-26 02:26:24,216 INFO L133 SettingsManager]: * sizeof long=4 [2018-11-26 02:26:24,217 INFO L133 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2018-11-26 02:26:24,217 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-11-26 02:26:24,217 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-11-26 02:26:24,217 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-11-26 02:26:24,217 INFO L133 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2018-11-26 02:26:24,218 INFO L133 SettingsManager]: * Bitprecise bitfields=true [2018-11-26 02:26:24,220 INFO L133 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2018-11-26 02:26:24,221 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-11-26 02:26:24,221 INFO L133 SettingsManager]: * sizeof long double=12 [2018-11-26 02:26:24,221 INFO L133 SettingsManager]: * Use constant arrays=true [2018-11-26 02:26:24,221 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-11-26 02:26:24,221 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-11-26 02:26:24,222 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-11-26 02:26:24,222 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-11-26 02:26:24,222 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-11-26 02:26:24,223 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-11-26 02:26:24,223 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-11-26 02:26:24,223 INFO L133 SettingsManager]: * Trace refinement strategy=CAMEL [2018-11-26 02:26:24,223 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-11-26 02:26:24,223 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-11-26 02:26:24,279 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-11-26 02:26:24,293 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-11-26 02:26:24,298 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-11-26 02:26:24,299 INFO L271 PluginConnector]: Initializing CDTParser... [2018-11-26 02:26:24,300 INFO L276 PluginConnector]: CDTParser initialized [2018-11-26 02:26:24,301 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/array-memsafety/cstrncpy_unsafe_false-valid-deref.i [2018-11-26 02:26:24,365 INFO L221 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/863e4ca1a/95c2d224b01d4ae38a74ce4c6183785e/FLAG388ad46fc [2018-11-26 02:26:24,825 INFO L307 CDTParser]: Found 1 translation units. [2018-11-26 02:26:24,826 INFO L161 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/array-memsafety/cstrncpy_unsafe_false-valid-deref.i [2018-11-26 02:26:24,833 INFO L355 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/863e4ca1a/95c2d224b01d4ae38a74ce4c6183785e/FLAG388ad46fc [2018-11-26 02:26:25,158 INFO L363 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/863e4ca1a/95c2d224b01d4ae38a74ce4c6183785e [2018-11-26 02:26:25,168 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-11-26 02:26:25,169 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2018-11-26 02:26:25,172 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-11-26 02:26:25,172 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-11-26 02:26:25,178 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-11-26 02:26:25,180 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 02:26:25" (1/1) ... [2018-11-26 02:26:25,184 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4fbd9f76 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 02:26:25, skipping insertion in model container [2018-11-26 02:26:25,184 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 02:26:25" (1/1) ... [2018-11-26 02:26:25,196 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-11-26 02:26:25,225 INFO L176 MainTranslator]: Built tables and reachable declarations [2018-11-26 02:26:25,476 INFO L203 PostProcessor]: Analyzing one entry point: main [2018-11-26 02:26:25,490 INFO L191 MainTranslator]: Completed pre-run [2018-11-26 02:26:25,511 INFO L203 PostProcessor]: Analyzing one entry point: main [2018-11-26 02:26:25,530 INFO L195 MainTranslator]: Completed translation [2018-11-26 02:26:25,530 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 02:26:25 WrapperNode [2018-11-26 02:26:25,530 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-11-26 02:26:25,531 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-11-26 02:26:25,532 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-11-26 02:26:25,532 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-11-26 02:26:25,540 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 02:26:25" (1/1) ... [2018-11-26 02:26:25,550 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 02:26:25" (1/1) ... [2018-11-26 02:26:25,558 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-11-26 02:26:25,558 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-11-26 02:26:25,559 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-11-26 02:26:25,559 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-11-26 02:26:25,568 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 02:26:25" (1/1) ... [2018-11-26 02:26:25,569 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 02:26:25" (1/1) ... [2018-11-26 02:26:25,571 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 02:26:25" (1/1) ... [2018-11-26 02:26:25,571 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 02:26:25" (1/1) ... [2018-11-26 02:26:25,580 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 02:26:25" (1/1) ... [2018-11-26 02:26:25,588 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 02:26:25" (1/1) ... [2018-11-26 02:26:25,589 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 02:26:25" (1/1) ... [2018-11-26 02:26:25,591 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-11-26 02:26:25,592 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-11-26 02:26:25,592 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-11-26 02:26:25,592 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-11-26 02:26:25,593 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 02:26:25" (1/1) ... No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-11-26 02:26:25,713 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2018-11-26 02:26:25,713 INFO L130 BoogieDeclarations]: Found specification of procedure cstrncpy [2018-11-26 02:26:25,714 INFO L138 BoogieDeclarations]: Found implementation of procedure cstrncpy [2018-11-26 02:26:25,714 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2018-11-26 02:26:25,714 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2018-11-26 02:26:25,714 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-11-26 02:26:25,714 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-11-26 02:26:25,714 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2018-11-26 02:26:25,715 INFO L130 BoogieDeclarations]: Found specification of procedure main [2018-11-26 02:26:25,715 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2018-11-26 02:26:26,332 INFO L275 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-11-26 02:26:26,332 INFO L280 CfgBuilder]: Removed 2 assue(true) statements. [2018-11-26 02:26:26,333 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 26.11 02:26:26 BoogieIcfgContainer [2018-11-26 02:26:26,333 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-11-26 02:26:26,336 INFO L168 Benchmark]: Toolchain (without parser) took 1167.06 ms. Allocated memory was 1.5 GB in the beginning and 2.2 GB in the end (delta: 698.9 MB). Free memory was 1.4 GB in the beginning and 2.1 GB in the end (delta: -724.5 MB). Peak memory consumption was 36.8 MB. Max. memory is 7.1 GB. [2018-11-26 02:26:26,338 INFO L168 Benchmark]: CDTParser took 0.21 ms. Allocated memory is still 1.5 GB. Free memory is still 1.4 GB. There was no memory consumed. Max. memory is 7.1 GB. [2018-11-26 02:26:26,339 INFO L168 Benchmark]: CACSL2BoogieTranslator took 358.95 ms. Allocated memory is still 1.5 GB. Free memory was 1.4 GB in the beginning and 1.4 GB in the end (delta: 10.6 MB). Peak memory consumption was 10.6 MB. Max. memory is 7.1 GB. [2018-11-26 02:26:26,340 INFO L168 Benchmark]: Boogie Procedure Inliner took 26.88 ms. Allocated memory is still 1.5 GB. Free memory is still 1.4 GB. There was no memory consumed. Max. memory is 7.1 GB. [2018-11-26 02:26:26,341 INFO L168 Benchmark]: Boogie Preprocessor took 32.91 ms. Allocated memory is still 1.5 GB. Free memory is still 1.4 GB. There was no memory consumed. Max. memory is 7.1 GB. [2018-11-26 02:26:26,341 INFO L168 Benchmark]: RCFGBuilder took 741.31 ms. Allocated memory was 1.5 GB in the beginning and 2.2 GB in the end (delta: 698.9 MB). Free memory was 1.4 GB in the beginning and 2.1 GB in the end (delta: -735.1 MB). Peak memory consumption was 26.3 MB. Max. memory is 7.1 GB. [2018-11-26 02:26:26,346 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 1.5 GB. Free memory is still 1.4 GB. There was no memory consumed. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 358.95 ms. Allocated memory is still 1.5 GB. Free memory was 1.4 GB in the beginning and 1.4 GB in the end (delta: 10.6 MB). Peak memory consumption was 10.6 MB. Max. memory is 7.1 GB. * Boogie Procedure Inliner took 26.88 ms. Allocated memory is still 1.5 GB. Free memory is still 1.4 GB. There was no memory consumed. Max. memory is 7.1 GB. * Boogie Preprocessor took 32.91 ms. Allocated memory is still 1.5 GB. Free memory is still 1.4 GB. There was no memory consumed. Max. memory is 7.1 GB. * RCFGBuilder took 741.31 ms. Allocated memory was 1.5 GB in the beginning and 2.2 GB in the end (delta: 698.9 MB). Free memory was 1.4 GB in the beginning and 2.1 GB in the end (delta: -735.1 MB). Peak memory consumption was 26.3 MB. Max. memory is 7.1 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...