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-RCFG.xml -s ../../../trunk/examples/settings/default/automizer/svcomp-DerefFreeMemtrack-32bit-Automizer_Default.epf -i ../../../trunk/examples/svcomp/memsafety-ext3/derefInLoop1_false-valid-deref.c -------------------------------------------------------------------------------- This is Ultimate 0.1.23-c5d0219 [2018-11-15 09:52:47,049 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-11-15 09:52:47,054 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-11-15 09:52:47,076 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-11-15 09:52:47,084 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-11-15 09:52:47,085 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-11-15 09:52:47,086 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-11-15 09:52:47,093 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-11-15 09:52:47,098 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-11-15 09:52:47,099 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-11-15 09:52:47,104 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-11-15 09:52:47,104 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-11-15 09:52:47,105 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-11-15 09:52:47,107 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-11-15 09:52:47,108 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-11-15 09:52:47,122 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-11-15 09:52:47,123 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-11-15 09:52:47,131 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-11-15 09:52:47,133 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-11-15 09:52:47,137 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-11-15 09:52:47,138 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-11-15 09:52:47,142 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-11-15 09:52:47,148 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-11-15 09:52:47,148 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-11-15 09:52:47,148 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-11-15 09:52:47,149 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-11-15 09:52:47,155 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-11-15 09:52:47,157 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-11-15 09:52:47,160 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-11-15 09:52:47,161 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-11-15 09:52:47,161 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-11-15 09:52:47,162 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-11-15 09:52:47,162 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-11-15 09:52:47,162 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-11-15 09:52:47,167 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-11-15 09:52:47,170 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-11-15 09:52:47,171 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 [2018-11-15 09:52:47,213 INFO L110 SettingsManager]: Loading preferences was successful [2018-11-15 09:52:47,214 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-11-15 09:52:47,215 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-11-15 09:52:47,215 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-11-15 09:52:47,215 INFO L133 SettingsManager]: * Use SBE=true [2018-11-15 09:52:47,215 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-11-15 09:52:47,215 INFO L133 SettingsManager]: * sizeof long=4 [2018-11-15 09:52:47,222 INFO L133 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2018-11-15 09:52:47,222 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-11-15 09:52:47,222 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-11-15 09:52:47,222 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-11-15 09:52:47,223 INFO L133 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2018-11-15 09:52:47,223 INFO L133 SettingsManager]: * Bitprecise bitfields=true [2018-11-15 09:52:47,223 INFO L133 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2018-11-15 09:52:47,223 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-11-15 09:52:47,223 INFO L133 SettingsManager]: * sizeof long double=12 [2018-11-15 09:52:47,223 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-11-15 09:52:47,224 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-11-15 09:52:47,224 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-11-15 09:52:47,224 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-11-15 09:52:47,224 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-11-15 09:52:47,224 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-11-15 09:52:47,225 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-11-15 09:52:47,227 INFO L133 SettingsManager]: * Trace refinement strategy=CAMEL [2018-11-15 09:52:47,227 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-11-15 09:52:47,227 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-11-15 09:52:47,332 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-11-15 09:52:47,361 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-11-15 09:52:47,370 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-11-15 09:52:47,372 INFO L271 PluginConnector]: Initializing CDTParser... [2018-11-15 09:52:47,372 INFO L276 PluginConnector]: CDTParser initialized [2018-11-15 09:52:47,375 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/memsafety-ext3/derefInLoop1_false-valid-deref.c [2018-11-15 09:52:47,492 INFO L218 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/00e5ede88/5e6f3c6abc384b50845a186a9b1a9657/FLAGc0cac20a8 [2018-11-15 09:52:48,344 INFO L298 CDTParser]: Found 1 translation units. [2018-11-15 09:52:48,348 INFO L158 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/memsafety-ext3/derefInLoop1_false-valid-deref.c [2018-11-15 09:52:48,360 INFO L346 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/00e5ede88/5e6f3c6abc384b50845a186a9b1a9657/FLAGc0cac20a8 [2018-11-15 09:52:48,393 INFO L354 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/00e5ede88/5e6f3c6abc384b50845a186a9b1a9657 [2018-11-15 09:52:48,416 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-11-15 09:52:48,421 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2018-11-15 09:52:48,425 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-11-15 09:52:48,425 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-11-15 09:52:48,431 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-11-15 09:52:48,435 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 15.11 09:52:48" (1/1) ... [2018-11-15 09:52:48,440 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@19c19753 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.11 09:52:48, skipping insertion in model container [2018-11-15 09:52:48,441 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 15.11 09:52:48" (1/1) ... [2018-11-15 09:52:48,466 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-11-15 09:52:48,518 INFO L176 MainTranslator]: Built tables and reachable declarations [2018-11-15 09:52:48,965 INFO L201 PostProcessor]: Analyzing one entry point: main [2018-11-15 09:52:48,995 INFO L191 MainTranslator]: Completed pre-run [2018-11-15 09:52:49,033 INFO L201 PostProcessor]: Analyzing one entry point: main [2018-11-15 09:52:49,084 INFO L195 MainTranslator]: Completed translation [2018-11-15 09:52:49,085 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.11 09:52:49 WrapperNode [2018-11-15 09:52:49,085 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-11-15 09:52:49,087 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-11-15 09:52:49,088 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-11-15 09:52:49,089 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-11-15 09:52:49,117 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.11 09:52:49" (1/1) ... [2018-11-15 09:52:49,117 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.11 09:52:49" (1/1) ... [2018-11-15 09:52:49,128 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.11 09:52:49" (1/1) ... [2018-11-15 09:52:49,129 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.11 09:52:49" (1/1) ... [2018-11-15 09:52:49,143 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.11 09:52:49" (1/1) ... [2018-11-15 09:52:49,149 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.11 09:52:49" (1/1) ... [2018-11-15 09:52:49,151 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.11 09:52:49" (1/1) ... [2018-11-15 09:52:49,159 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-11-15 09:52:49,160 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-11-15 09:52:49,160 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-11-15 09:52:49,167 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-11-15 09:52:49,168 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.11 09:52:49" (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 [2018-11-15 09:52:49,341 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2018-11-15 09:52:49,341 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-11-15 09:52:49,341 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2018-11-15 09:52:49,342 INFO L130 BoogieDeclarations]: Found specification of procedure main [2018-11-15 09:52:49,343 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.alloc [2018-11-15 09:52:49,343 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2018-11-15 09:52:49,343 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2018-11-15 09:52:49,344 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2018-11-15 09:52:49,344 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-11-15 09:52:49,344 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int [2018-11-15 09:52:49,344 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2018-11-15 09:52:50,375 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-11-15 09:52:50,376 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 15.11 09:52:50 BoogieIcfgContainer [2018-11-15 09:52:50,376 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-11-15 09:52:50,380 INFO L168 Benchmark]: Toolchain (without parser) took 1963.08 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: -32.6 MB). Peak memory consumption was 22.6 MB. Max. memory is 3.9 GB. [2018-11-15 09:52:50,387 INFO L168 Benchmark]: CDTParser took 0.29 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. [2018-11-15 09:52:50,388 INFO L168 Benchmark]: CACSL2BoogieTranslator took 660.52 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. [2018-11-15 09:52:50,389 INFO L168 Benchmark]: Boogie Preprocessor took 71.77 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. [2018-11-15 09:52:50,389 INFO L168 Benchmark]: RCFGBuilder took 1217.75 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: -43.9 MB). Peak memory consumption was 11.3 MB. Max. memory is 3.9 GB. [2018-11-15 09:52:50,404 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 0.29 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 660.52 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 71.77 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. * RCFGBuilder took 1217.75 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: -43.9 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...