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-Reach-32bit-Automizer_Default.epf -i ../../../trunk/examples/svcomp/array-examples/standard_palindrome_true-unreach-call_ground.i -------------------------------------------------------------------------------- This is Ultimate 0.1.23-c5d0219 [2018-11-15 01:33:08,950 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-11-15 01:33:08,957 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-11-15 01:33:08,989 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-11-15 01:33:08,990 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-11-15 01:33:08,994 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-11-15 01:33:08,995 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-11-15 01:33:09,004 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-11-15 01:33:09,009 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-11-15 01:33:09,010 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-11-15 01:33:09,011 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-11-15 01:33:09,012 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-11-15 01:33:09,025 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-11-15 01:33:09,028 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-11-15 01:33:09,029 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-11-15 01:33:09,030 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-11-15 01:33:09,036 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-11-15 01:33:09,038 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-11-15 01:33:09,045 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-11-15 01:33:09,055 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-11-15 01:33:09,057 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-11-15 01:33:09,060 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-11-15 01:33:09,068 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-11-15 01:33:09,069 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-11-15 01:33:09,069 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-11-15 01:33:09,071 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-11-15 01:33:09,072 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-11-15 01:33:09,078 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-11-15 01:33:09,079 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-11-15 01:33:09,080 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-11-15 01:33:09,083 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-11-15 01:33:09,087 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-11-15 01:33:09,087 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-11-15 01:33:09,087 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-11-15 01:33:09,088 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-11-15 01:33:09,092 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-11-15 01:33:09,092 INFO L98 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Default.epf [2018-11-15 01:33:09,141 INFO L110 SettingsManager]: Loading preferences was successful [2018-11-15 01:33:09,141 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-11-15 01:33:09,147 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-11-15 01:33:09,147 INFO L133 SettingsManager]: * to procedures, called more than once=true [2018-11-15 01:33:09,150 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-11-15 01:33:09,150 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-11-15 01:33:09,150 INFO L133 SettingsManager]: * Use SBE=true [2018-11-15 01:33:09,150 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-11-15 01:33:09,151 INFO L133 SettingsManager]: * sizeof long=4 [2018-11-15 01:33:09,151 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-11-15 01:33:09,151 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-11-15 01:33:09,151 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-11-15 01:33:09,151 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-11-15 01:33:09,155 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-11-15 01:33:09,155 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-11-15 01:33:09,155 INFO L133 SettingsManager]: * sizeof long double=12 [2018-11-15 01:33:09,155 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-11-15 01:33:09,156 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-11-15 01:33:09,156 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-11-15 01:33:09,156 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-11-15 01:33:09,156 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-11-15 01:33:09,156 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-11-15 01:33:09,157 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-11-15 01:33:09,159 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-11-15 01:33:09,159 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-11-15 01:33:09,159 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-11-15 01:33:09,163 INFO L133 SettingsManager]: * Trace refinement strategy=CAMEL [2018-11-15 01:33:09,163 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-11-15 01:33:09,163 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-11-15 01:33:09,164 INFO L133 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2018-11-15 01:33:09,279 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-11-15 01:33:09,311 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-11-15 01:33:09,321 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-11-15 01:33:09,326 INFO L271 PluginConnector]: Initializing CDTParser... [2018-11-15 01:33:09,326 INFO L276 PluginConnector]: CDTParser initialized [2018-11-15 01:33:09,327 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/array-examples/standard_palindrome_true-unreach-call_ground.i [2018-11-15 01:33:09,455 INFO L218 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/db869c453/9e30f50b38904a19bdfc60ba608a1a9a/FLAGfdd70f6a9 [2018-11-15 01:33:10,471 INFO L298 CDTParser]: Found 1 translation units. [2018-11-15 01:33:10,472 INFO L158 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/array-examples/standard_palindrome_true-unreach-call_ground.i [2018-11-15 01:33:10,490 INFO L346 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/db869c453/9e30f50b38904a19bdfc60ba608a1a9a/FLAGfdd70f6a9 [2018-11-15 01:33:10,530 INFO L354 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/db869c453/9e30f50b38904a19bdfc60ba608a1a9a [2018-11-15 01:33:10,556 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-11-15 01:33:10,563 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2018-11-15 01:33:10,564 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-11-15 01:33:10,565 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-11-15 01:33:10,577 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-11-15 01:33:10,581 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 15.11 01:33:10" (1/1) ... [2018-11-15 01:33:10,586 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4d2015b7 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.11 01:33:10, skipping insertion in model container [2018-11-15 01:33:10,586 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 15.11 01:33:10" (1/1) ... [2018-11-15 01:33:10,615 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-11-15 01:33:10,671 INFO L176 MainTranslator]: Built tables and reachable declarations [2018-11-15 01:33:11,096 INFO L201 PostProcessor]: Analyzing one entry point: main [2018-11-15 01:33:11,109 INFO L191 MainTranslator]: Completed pre-run [2018-11-15 01:33:11,161 INFO L201 PostProcessor]: Analyzing one entry point: main [2018-11-15 01:33:11,218 INFO L195 MainTranslator]: Completed translation [2018-11-15 01:33:11,220 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.11 01:33:11 WrapperNode [2018-11-15 01:33:11,220 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-11-15 01:33:11,221 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-11-15 01:33:11,227 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-11-15 01:33:11,227 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-11-15 01:33:11,244 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.11 01:33:11" (1/1) ... [2018-11-15 01:33:11,244 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.11 01:33:11" (1/1) ... [2018-11-15 01:33:11,268 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.11 01:33:11" (1/1) ... [2018-11-15 01:33:11,268 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.11 01:33:11" (1/1) ... [2018-11-15 01:33:11,294 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.11 01:33:11" (1/1) ... [2018-11-15 01:33:11,320 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.11 01:33:11" (1/1) ... [2018-11-15 01:33:11,327 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.11 01:33:11" (1/1) ... [2018-11-15 01:33:11,329 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-11-15 01:33:11,335 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-11-15 01:33:11,341 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-11-15 01:33:11,341 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-11-15 01:33:11,342 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.11 01:33:11" (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 01:33:11,560 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2018-11-15 01:33:11,560 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-11-15 01:33:11,560 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2018-11-15 01:33:11,560 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2018-11-15 01:33:11,560 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2018-11-15 01:33:11,561 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2018-11-15 01:33:11,561 INFO L130 BoogieDeclarations]: Found specification of procedure main [2018-11-15 01:33:11,561 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.alloc [2018-11-15 01:33:11,561 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2018-11-15 01:33:11,561 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2018-11-15 01:33:11,561 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2018-11-15 01:33:11,563 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2018-11-15 01:33:11,563 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-11-15 01:33:11,563 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int [2018-11-15 01:33:12,890 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-11-15 01:33:12,891 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 15.11 01:33:12 BoogieIcfgContainer [2018-11-15 01:33:12,891 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-11-15 01:33:12,895 INFO L168 Benchmark]: Toolchain (without parser) took 2338.61 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: -34.8 MB). Peak memory consumption was 22.6 MB. Max. memory is 3.9 GB. [2018-11-15 01:33:12,899 INFO L168 Benchmark]: CDTParser took 0.21 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 01:33:12,900 INFO L168 Benchmark]: CACSL2BoogieTranslator took 656.81 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 01:33:12,902 INFO L168 Benchmark]: Boogie Preprocessor took 107.93 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 01:33:12,902 INFO L168 Benchmark]: RCFGBuilder took 1556.08 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: -46.0 MB). Peak memory consumption was 11.3 MB. Max. memory is 3.9 GB. [2018-11-15 01:33:12,918 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 2.0 GB. Free memory is still 2.0 GB. There was no memory consumed. Max. memory is 3.9 GB. * CACSL2BoogieTranslator took 656.81 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 107.93 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 1556.08 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: -46.0 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...