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-Reach-32bit-Automizer_Default.epf -i ../../../trunk/examples/svcomp/floats-esbmc-regression/Float_div_true-unreach-call.i.p+cfa-reducer.c -------------------------------------------------------------------------------- This is Ultimate 0.1.23-38cac3e [2018-11-27 09:09:25,056 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-11-27 09:09:25,061 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-11-27 09:09:25,085 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-11-27 09:09:25,086 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-11-27 09:09:25,087 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-11-27 09:09:25,093 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-11-27 09:09:25,095 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-11-27 09:09:25,100 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-11-27 09:09:25,100 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-11-27 09:09:25,102 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-11-27 09:09:25,103 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-11-27 09:09:25,107 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-11-27 09:09:25,107 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-11-27 09:09:25,108 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-11-27 09:09:25,112 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-11-27 09:09:25,113 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-11-27 09:09:25,119 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-11-27 09:09:25,126 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-11-27 09:09:25,128 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-11-27 09:09:25,128 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-11-27 09:09:25,134 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-11-27 09:09:25,139 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-11-27 09:09:25,139 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-11-27 09:09:25,139 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-11-27 09:09:25,143 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-11-27 09:09:25,144 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-11-27 09:09:25,149 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-11-27 09:09:25,150 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-11-27 09:09:25,150 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-11-27 09:09:25,151 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-11-27 09:09:25,151 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-11-27 09:09:25,151 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-11-27 09:09:25,151 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-11-27 09:09:25,158 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-11-27 09:09:25,159 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-11-27 09:09:25,159 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 [2018-11-27 09:09:25,192 INFO L110 SettingsManager]: Loading preferences was successful [2018-11-27 09:09:25,192 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-11-27 09:09:25,195 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-11-27 09:09:25,195 INFO L133 SettingsManager]: * ... calls to implemented procedures=ONLY_FOR_CONCURRENT_PROGRAMS [2018-11-27 09:09:25,198 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-11-27 09:09:25,198 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-11-27 09:09:25,198 INFO L133 SettingsManager]: * Use SBE=true [2018-11-27 09:09:25,198 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-11-27 09:09:25,199 INFO L133 SettingsManager]: * sizeof long=4 [2018-11-27 09:09:25,199 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-11-27 09:09:25,199 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-11-27 09:09:25,199 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-11-27 09:09:25,199 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-11-27 09:09:25,199 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-11-27 09:09:25,199 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-11-27 09:09:25,199 INFO L133 SettingsManager]: * sizeof long double=12 [2018-11-27 09:09:25,199 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-11-27 09:09:25,205 INFO L133 SettingsManager]: * Use constant arrays=true [2018-11-27 09:09:25,205 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-11-27 09:09:25,205 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-11-27 09:09:25,205 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-11-27 09:09:25,205 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-11-27 09:09:25,206 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-11-27 09:09:25,206 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-11-27 09:09:25,206 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-11-27 09:09:25,206 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-11-27 09:09:25,206 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-11-27 09:09:25,206 INFO L133 SettingsManager]: * Trace refinement strategy=CAMEL [2018-11-27 09:09:25,206 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-11-27 09:09:25,207 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-11-27 09:09:25,207 INFO L133 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2018-11-27 09:09:25,280 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-11-27 09:09:25,312 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-11-27 09:09:25,326 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-11-27 09:09:25,329 INFO L271 PluginConnector]: Initializing CDTParser... [2018-11-27 09:09:25,330 INFO L276 PluginConnector]: CDTParser initialized [2018-11-27 09:09:25,336 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/floats-esbmc-regression/Float_div_true-unreach-call.i.p+cfa-reducer.c [2018-11-27 09:09:25,496 INFO L221 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/13f403b3a/73aed7f85fb04510952a6a1ab24f8918/FLAGea779a12d [2018-11-27 09:09:26,581 INFO L307 CDTParser]: Found 1 translation units. [2018-11-27 09:09:26,583 INFO L161 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/floats-esbmc-regression/Float_div_true-unreach-call.i.p+cfa-reducer.c [2018-11-27 09:09:26,601 INFO L355 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/13f403b3a/73aed7f85fb04510952a6a1ab24f8918/FLAGea779a12d [2018-11-27 09:09:26,754 INFO L363 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/13f403b3a/73aed7f85fb04510952a6a1ab24f8918 [2018-11-27 09:09:26,767 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-11-27 09:09:26,770 INFO L131 ToolchainWalker]: Walking toolchain with 2 elements. [2018-11-27 09:09:26,771 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-11-27 09:09:26,771 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-11-27 09:09:26,789 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-11-27 09:09:26,794 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 09:09:26" (1/1) ... [2018-11-27 09:09:26,800 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@41521cee and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:09:26, skipping insertion in model container [2018-11-27 09:09:26,801 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 09:09:26" (1/1) ... [2018-11-27 09:09:26,825 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-11-27 09:09:26,871 INFO L176 MainTranslator]: Built tables and reachable declarations [2018-11-27 09:09:27,369 INFO L203 PostProcessor]: Analyzing one entry point: main [2018-11-27 09:09:27,384 INFO L191 MainTranslator]: Completed pre-run [2018-11-27 09:09:27,420 INFO L203 PostProcessor]: Analyzing one entry point: main [2018-11-27 09:09:27,447 INFO L195 MainTranslator]: Completed translation [2018-11-27 09:09:27,450 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:09:27 WrapperNode [2018-11-27 09:09:27,450 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-11-27 09:09:27,451 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-11-27 09:09:27,453 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-11-27 09:09:27,453 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-11-27 09:09:27,477 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:09:27" (1/1) ... [2018-11-27 09:09:27,477 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:09:27" (1/1) ... [2018-11-27 09:09:27,484 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:09:27" (1/1) ... [2018-11-27 09:09:27,484 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:09:27" (1/1) ... [2018-11-27 09:09:27,495 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:09:27" (1/1) ... [2018-11-27 09:09:27,498 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:09:27" (1/1) ... [2018-11-27 09:09:27,499 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:09:27" (1/1) ... [2018-11-27 09:09:27,500 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-11-27 09:09:27,504 INFO L168 Benchmark]: Toolchain (without parser) took 735.89 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. [2018-11-27 09:09:27,505 INFO L168 Benchmark]: CDTParser took 0.32 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. [2018-11-27 09:09:27,506 INFO L168 Benchmark]: CACSL2BoogieTranslator took 679.74 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. [2018-11-27 09:09:27,508 INFO L168 Benchmark]: Boogie Preprocessor took 49.10 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. [2018-11-27 09:09:27,514 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 0.32 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 679.74 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 49.10 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...