java -ea -Xmx2000000000 -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data /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/floats-esbmc-regression/Float_div_bad_false-unreach-call.i -------------------------------------------------------------------------------- This is Ultimate 0.1.23-3204b74 [2018-09-13 15:19:39,266 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-09-13 15:19:39,273 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-09-13 15:19:39,306 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-09-13 15:19:39,307 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-09-13 15:19:39,310 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-09-13 15:19:39,311 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-09-13 15:19:39,318 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-09-13 15:19:39,320 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-09-13 15:19:39,323 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-09-13 15:19:39,324 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-09-13 15:19:39,324 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-09-13 15:19:39,328 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-09-13 15:19:39,331 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-09-13 15:19:39,332 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-09-13 15:19:39,343 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-09-13 15:19:39,353 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-09-13 15:19:39,356 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-09-13 15:19:39,357 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-09-13 15:19:39,358 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-09-13 15:19:39,367 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... 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[2018-09-13 15:19:39,375 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-09-13 15:19:39,376 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-09-13 15:19:39,376 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 [2018-09-13 15:19:39,403 INFO L110 SettingsManager]: Loading preferences was successful [2018-09-13 15:19:39,404 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-09-13 15:19:39,404 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-09-13 15:19:39,410 INFO L133 SettingsManager]: * to procedures, called more than once=true [2018-09-13 15:19:39,411 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-09-13 15:19:39,411 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-09-13 15:19:39,411 INFO L133 SettingsManager]: * Use SBE=true [2018-09-13 15:19:39,411 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-09-13 15:19:39,412 INFO L133 SettingsManager]: * sizeof long=4 [2018-09-13 15:19:39,412 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-09-13 15:19:39,412 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-09-13 15:19:39,412 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-09-13 15:19:39,412 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-09-13 15:19:39,412 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-09-13 15:19:39,412 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-09-13 15:19:39,413 INFO L133 SettingsManager]: * sizeof long double=12 [2018-09-13 15:19:39,413 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-09-13 15:19:39,413 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-09-13 15:19:39,413 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-09-13 15:19:39,413 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-09-13 15:19:39,415 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-09-13 15:19:39,415 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-09-13 15:19:39,416 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-09-13 15:19:39,416 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-09-13 15:19:39,416 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-09-13 15:19:39,416 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-09-13 15:19:39,416 INFO L133 SettingsManager]: * Trace refinement strategy=CAMEL [2018-09-13 15:19:39,416 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-09-13 15:19:39,417 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-09-13 15:19:39,417 INFO L133 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2018-09-13 15:19:39,510 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-09-13 15:19:39,534 INFO L266 ainManager$Toolchain]: [Toolchain 1]: Parser(s) successfully initialized [2018-09-13 15:19:39,541 INFO L222 ainManager$Toolchain]: [Toolchain 1]: Toolchain data selected. [2018-09-13 15:19:39,542 INFO L271 PluginConnector]: Initializing CDTParser... [2018-09-13 15:19:39,542 INFO L276 PluginConnector]: CDTParser initialized [2018-09-13 15:19:39,546 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/floats-esbmc-regression/Float_div_bad_false-unreach-call.i [2018-09-13 15:19:39,692 INFO L304 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-09-13 15:19:39,706 INFO L131 ToolchainWalker]: Walking toolchain with 2 elements. [2018-09-13 15:19:39,707 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-09-13 15:19:39,707 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-09-13 15:19:39,717 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-09-13 15:19:39,723 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.09 03:19:39" (1/1) ... [2018-09-13 15:19:39,727 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7bb77b94 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.09 03:19:39, skipping insertion in model container [2018-09-13 15:19:39,727 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.09 03:19:39" (1/1) ... [2018-09-13 15:19:39,757 INFO L153 Dispatcher]: Using SV-COMP mode [2018-09-13 15:19:39,786 INFO L153 Dispatcher]: Using SV-COMP mode [2018-09-13 15:19:40,042 INFO L450 PostProcessor]: Settings: Checked method=main [2018-09-13 15:19:40,073 INFO L450 PostProcessor]: Settings: Checked method=main [2018-09-13 15:19:40,084 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.09 03:19:40 WrapperNode [2018-09-13 15:19:40,085 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-09-13 15:19:40,086 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-09-13 15:19:40,086 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-09-13 15:19:40,086 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-09-13 15:19:40,113 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.09 03:19:40" (1/1) ... [2018-09-13 15:19:40,115 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.09 03:19:40" (1/1) ... [2018-09-13 15:19:40,131 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.09 03:19:40" (1/1) ... [2018-09-13 15:19:40,131 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.09 03:19:40" (1/1) ... [2018-09-13 15:19:40,135 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.09 03:19:40" (1/1) ... [2018-09-13 15:19:40,143 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.09 03:19:40" (1/1) ... [2018-09-13 15:19:40,144 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.09 03:19:40" (1/1) ... [2018-09-13 15:19:40,145 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-09-13 15:19:40,147 INFO L168 Benchmark]: Toolchain (without parser) took 454.25 ms. Allocated memory is still 1.9 GB. Free memory was 1.9 GB in the beginning and 1.9 GB in the end (delta: 10.7 MB). Peak memory consumption was 10.7 MB. Max. memory is 1.9 GB. [2018-09-13 15:19:40,154 INFO L168 Benchmark]: CDTParser took 0.15 ms. Allocated memory is still 1.9 GB. Free memory is still 1.9 GB. There was no memory consumed. Max. memory is 1.9 GB. [2018-09-13 15:19:40,157 INFO L168 Benchmark]: CACSL2BoogieTranslator took 378.27 ms. Allocated memory is still 1.9 GB. Free memory was 1.9 GB in the beginning and 1.9 GB in the end (delta: 10.7 MB). Peak memory consumption was 10.7 MB. Max. memory is 1.9 GB. [2018-09-13 15:19:40,158 INFO L168 Benchmark]: Boogie Preprocessor took 59.93 ms. Allocated memory is still 1.9 GB. Free memory is still 1.9 GB. There was no memory consumed. Max. memory is 1.9 GB. [2018-09-13 15:19:40,164 INFO L344 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 1.9 GB. Free memory is still 1.9 GB. There was no memory consumed. Max. memory is 1.9 GB. * CACSL2BoogieTranslator took 378.27 ms. Allocated memory is still 1.9 GB. Free memory was 1.9 GB in the beginning and 1.9 GB in the end (delta: 10.7 MB). Peak memory consumption was 10.7 MB. Max. memory is 1.9 GB. * Boogie Preprocessor took 59.93 ms. Allocated memory is still 1.9 GB. Free memory is still 1.9 GB. There was no memory consumed. Max. memory is 1.9 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...