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.xml -s ../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Default.epf -i ../../../trunk/examples/svcomp/recursive-simple/fibo_20_false-unreach-call.c -------------------------------------------------------------------------------- This is Ultimate 0.1.23-822e86c [2018-11-14 11:17:08,124 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-11-14 11:17:08,129 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-11-14 11:17:08,153 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-11-14 11:17:08,153 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-11-14 11:17:08,154 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-11-14 11:17:08,156 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-11-14 11:17:08,159 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-11-14 11:17:08,165 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-11-14 11:17:08,166 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-11-14 11:17:08,172 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-11-14 11:17:08,173 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-11-14 11:17:08,174 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-11-14 11:17:08,174 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-11-14 11:17:08,181 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-11-14 11:17:08,181 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-11-14 11:17:08,185 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-11-14 11:17:08,188 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-11-14 11:17:08,190 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-11-14 11:17:08,191 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-11-14 11:17:08,197 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-11-14 11:17:08,198 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-11-14 11:17:08,203 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... 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[2018-11-14 11:17:08,218 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-11-14 11:17:08,218 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-11-14 11:17:08,221 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-11-14 11:17:08,222 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-11-14 11:17:08,222 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 [2018-11-14 11:17:08,252 INFO L110 SettingsManager]: Loading preferences was successful [2018-11-14 11:17:08,252 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-11-14 11:17:08,253 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-11-14 11:17:08,253 INFO L133 SettingsManager]: * to procedures, called more than once=true [2018-11-14 11:17:08,254 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-11-14 11:17:08,260 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-11-14 11:17:08,260 INFO L133 SettingsManager]: * Use SBE=true [2018-11-14 11:17:08,260 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-11-14 11:17:08,260 INFO L133 SettingsManager]: * sizeof long=4 [2018-11-14 11:17:08,261 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-11-14 11:17:08,261 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-11-14 11:17:08,261 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-11-14 11:17:08,261 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-11-14 11:17:08,261 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-11-14 11:17:08,261 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-11-14 11:17:08,261 INFO L133 SettingsManager]: * sizeof long double=12 [2018-11-14 11:17:08,261 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-11-14 11:17:08,265 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-11-14 11:17:08,265 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-11-14 11:17:08,265 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-11-14 11:17:08,265 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-11-14 11:17:08,265 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-11-14 11:17:08,266 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-11-14 11:17:08,266 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-11-14 11:17:08,266 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-11-14 11:17:08,266 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-11-14 11:17:08,266 INFO L133 SettingsManager]: * Trace refinement strategy=CAMEL [2018-11-14 11:17:08,266 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-11-14 11:17:08,266 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-11-14 11:17:08,267 INFO L133 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2018-11-14 11:17:08,362 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-11-14 11:17:08,382 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-11-14 11:17:08,388 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-11-14 11:17:08,395 INFO L271 PluginConnector]: Initializing CDTParser... [2018-11-14 11:17:08,395 INFO L276 PluginConnector]: CDTParser initialized [2018-11-14 11:17:08,396 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/recursive-simple/fibo_20_false-unreach-call.c [2018-11-14 11:17:08,503 INFO L218 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/f1661541d/c153bc9986f946ec950322f6db32b650/FLAG8a6deb238 [2018-11-14 11:17:09,208 INFO L298 CDTParser]: Found 1 translation units. [2018-11-14 11:17:09,208 INFO L158 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/recursive-simple/fibo_20_false-unreach-call.c [2018-11-14 11:17:09,215 INFO L346 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/f1661541d/c153bc9986f946ec950322f6db32b650/FLAG8a6deb238 [2018-11-14 11:17:09,239 INFO L354 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/f1661541d/c153bc9986f946ec950322f6db32b650 [2018-11-14 11:17:09,253 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-11-14 11:17:09,254 INFO L131 ToolchainWalker]: Walking toolchain with 2 elements. [2018-11-14 11:17:09,255 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-11-14 11:17:09,255 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-11-14 11:17:09,267 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-11-14 11:17:09,269 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.11 11:17:09" (1/1) ... [2018-11-14 11:17:09,274 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6d98f6f5 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 11:17:09, skipping insertion in model container [2018-11-14 11:17:09,274 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.11 11:17:09" (1/1) ... [2018-11-14 11:17:09,289 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-11-14 11:17:09,317 INFO L176 MainTranslator]: Built tables and reachable declarations [2018-11-14 11:17:09,653 INFO L201 PostProcessor]: Analyzing one entry point: main [2018-11-14 11:17:09,662 INFO L191 MainTranslator]: Completed pre-run [2018-11-14 11:17:09,696 INFO L201 PostProcessor]: Analyzing one entry point: main [2018-11-14 11:17:09,726 INFO L195 MainTranslator]: Completed translation [2018-11-14 11:17:09,726 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 11:17:09 WrapperNode [2018-11-14 11:17:09,728 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-11-14 11:17:09,729 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-11-14 11:17:09,729 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-11-14 11:17:09,729 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-11-14 11:17:09,754 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 11:17:09" (1/1) ... [2018-11-14 11:17:09,757 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 11:17:09" (1/1) ... [2018-11-14 11:17:09,767 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 11:17:09" (1/1) ... [2018-11-14 11:17:09,767 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 11:17:09" (1/1) ... [2018-11-14 11:17:09,774 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 11:17:09" (1/1) ... [2018-11-14 11:17:09,781 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 11:17:09" (1/1) ... [2018-11-14 11:17:09,782 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 11:17:09" (1/1) ... [2018-11-14 11:17:09,783 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-11-14 11:17:09,794 INFO L168 Benchmark]: Toolchain (without parser) took 540.82 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. [2018-11-14 11:17:09,796 INFO L168 Benchmark]: CDTParser took 0.15 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. [2018-11-14 11:17:09,800 INFO L168 Benchmark]: CACSL2BoogieTranslator took 473.25 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. [2018-11-14 11:17:09,801 INFO L168 Benchmark]: Boogie Preprocessor took 54.48 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. [2018-11-14 11:17:09,809 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 0.15 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 473.25 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 54.48 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...