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/floats-esbmc-regression/Float_div_true-unreach-call.i -------------------------------------------------------------------------------- This is Ultimate 0.1.23-a9a874a [2018-11-08 13:19:34,427 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-11-08 13:19:34,433 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-11-08 13:19:34,471 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-11-08 13:19:34,474 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-11-08 13:19:34,475 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-11-08 13:19:34,476 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-11-08 13:19:34,483 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-11-08 13:19:34,489 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-11-08 13:19:34,490 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-11-08 13:19:34,494 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-11-08 13:19:34,495 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-11-08 13:19:34,497 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-11-08 13:19:34,502 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-11-08 13:19:34,503 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-11-08 13:19:34,509 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-11-08 13:19:34,511 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-11-08 13:19:34,526 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-11-08 13:19:34,529 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-11-08 13:19:34,541 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-11-08 13:19:34,542 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-11-08 13:19:34,545 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-11-08 13:19:34,557 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... 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[2018-11-08 13:19:34,576 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-11-08 13:19:34,580 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-11-08 13:19:34,581 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-11-08 13:19:34,582 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-11-08 13:19:34,582 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 [2018-11-08 13:19:34,634 INFO L110 SettingsManager]: Loading preferences was successful [2018-11-08 13:19:34,634 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-11-08 13:19:34,635 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-11-08 13:19:34,635 INFO L133 SettingsManager]: * to procedures, called more than once=true [2018-11-08 13:19:34,652 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-11-08 13:19:34,653 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-11-08 13:19:34,653 INFO L133 SettingsManager]: * Use SBE=true [2018-11-08 13:19:34,653 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-11-08 13:19:34,653 INFO L133 SettingsManager]: * sizeof long=4 [2018-11-08 13:19:34,653 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-11-08 13:19:34,655 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-11-08 13:19:34,655 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-11-08 13:19:34,655 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-11-08 13:19:34,656 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-11-08 13:19:34,656 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-11-08 13:19:34,656 INFO L133 SettingsManager]: * sizeof long double=12 [2018-11-08 13:19:34,656 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-11-08 13:19:34,656 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-11-08 13:19:34,658 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-11-08 13:19:34,658 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-11-08 13:19:34,658 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-11-08 13:19:34,658 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-11-08 13:19:34,658 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-11-08 13:19:34,659 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-11-08 13:19:34,659 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-11-08 13:19:34,659 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-11-08 13:19:34,659 INFO L133 SettingsManager]: * Trace refinement strategy=CAMEL [2018-11-08 13:19:34,659 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-11-08 13:19:34,660 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-11-08 13:19:34,660 INFO L133 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2018-11-08 13:19:34,791 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-11-08 13:19:34,819 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-11-08 13:19:34,832 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-11-08 13:19:34,837 INFO L271 PluginConnector]: Initializing CDTParser... [2018-11-08 13:19:34,837 INFO L276 PluginConnector]: CDTParser initialized [2018-11-08 13:19:34,838 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/floats-esbmc-regression/Float_div_true-unreach-call.i [2018-11-08 13:19:34,949 INFO L218 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/6363a1b4f/3a877fbe66ef419d8c801368966687d3/FLAG1e3cb1b46 [2018-11-08 13:19:35,825 INFO L298 CDTParser]: Found 1 translation units. [2018-11-08 13:19:35,826 INFO L158 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/floats-esbmc-regression/Float_div_true-unreach-call.i [2018-11-08 13:19:35,847 INFO L346 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/6363a1b4f/3a877fbe66ef419d8c801368966687d3/FLAG1e3cb1b46 [2018-11-08 13:19:35,884 INFO L354 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/6363a1b4f/3a877fbe66ef419d8c801368966687d3 [2018-11-08 13:19:35,900 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-11-08 13:19:35,903 INFO L131 ToolchainWalker]: Walking toolchain with 2 elements. [2018-11-08 13:19:35,906 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-11-08 13:19:35,906 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-11-08 13:19:35,921 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-11-08 13:19:35,926 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.11 01:19:35" (1/1) ... [2018-11-08 13:19:35,931 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@30507dab and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 01:19:35, skipping insertion in model container [2018-11-08 13:19:35,931 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.11 01:19:35" (1/1) ... [2018-11-08 13:19:35,955 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-11-08 13:19:36,011 INFO L174 MainTranslator]: Built tables and reachable declarations [2018-11-08 13:19:36,508 INFO L202 PostProcessor]: Analyzing one entry point: main [2018-11-08 13:19:36,519 INFO L189 MainTranslator]: Completed pre-run [2018-11-08 13:19:36,561 INFO L202 PostProcessor]: Analyzing one entry point: main [2018-11-08 13:19:36,601 INFO L193 MainTranslator]: Completed translation [2018-11-08 13:19:36,602 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 01:19:36 WrapperNode [2018-11-08 13:19:36,602 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-11-08 13:19:36,608 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-11-08 13:19:36,608 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-11-08 13:19:36,609 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-11-08 13:19:36,634 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 01:19:36" (1/1) ... [2018-11-08 13:19:36,634 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 01:19:36" (1/1) ... [2018-11-08 13:19:36,642 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 01:19:36" (1/1) ... [2018-11-08 13:19:36,642 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 01:19:36" (1/1) ... [2018-11-08 13:19:36,652 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 01:19:36" (1/1) ... [2018-11-08 13:19:36,661 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 01:19:36" (1/1) ... [2018-11-08 13:19:36,672 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 01:19:36" (1/1) ... [2018-11-08 13:19:36,677 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-11-08 13:19:36,680 INFO L168 Benchmark]: Toolchain (without parser) took 778.53 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. [2018-11-08 13:19:36,686 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. [2018-11-08 13:19:36,690 INFO L168 Benchmark]: CACSL2BoogieTranslator took 701.64 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. [2018-11-08 13:19:36,691 INFO L168 Benchmark]: Boogie Preprocessor took 68.82 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. [2018-11-08 13:19:36,699 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 701.64 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 68.82 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...