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/float-benchs/inv_sqrt_Quake_true-unreach-call.c.v+cfa-reducer.c -------------------------------------------------------------------------------- This is Ultimate 0.1.23-38cac3e [2018-11-27 09:09:01,561 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-11-27 09:09:01,569 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-11-27 09:09:01,612 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-11-27 09:09:01,612 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-11-27 09:09:01,614 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-11-27 09:09:01,618 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-11-27 09:09:01,625 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-11-27 09:09:01,649 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-11-27 09:09:01,653 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-11-27 09:09:01,656 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-11-27 09:09:01,657 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-11-27 09:09:01,664 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-11-27 09:09:01,677 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-11-27 09:09:01,687 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-11-27 09:09:01,692 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-11-27 09:09:01,698 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-11-27 09:09:01,709 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-11-27 09:09:01,715 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-11-27 09:09:01,720 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-11-27 09:09:01,723 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-11-27 09:09:01,727 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-11-27 09:09:01,734 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-11-27 09:09:01,738 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-11-27 09:09:01,738 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-11-27 09:09:01,740 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-11-27 09:09:01,747 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-11-27 09:09:01,748 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-11-27 09:09:01,749 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-11-27 09:09:01,756 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-11-27 09:09:01,756 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-11-27 09:09:01,757 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-11-27 09:09:01,757 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-11-27 09:09:01,761 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-11-27 09:09:01,764 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-11-27 09:09:01,765 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-11-27 09:09:01,765 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 09:09:01,815 INFO L110 SettingsManager]: Loading preferences was successful [2018-11-27 09:09:01,815 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-11-27 09:09:01,816 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-11-27 09:09:01,817 INFO L133 SettingsManager]: * ... calls to implemented procedures=ONLY_FOR_CONCURRENT_PROGRAMS [2018-11-27 09:09:01,823 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-11-27 09:09:01,823 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-11-27 09:09:01,823 INFO L133 SettingsManager]: * Use SBE=true [2018-11-27 09:09:01,824 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-11-27 09:09:01,824 INFO L133 SettingsManager]: * sizeof long=4 [2018-11-27 09:09:01,824 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-11-27 09:09:01,824 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-11-27 09:09:01,830 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-11-27 09:09:01,830 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-11-27 09:09:01,830 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-11-27 09:09:01,831 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-11-27 09:09:01,831 INFO L133 SettingsManager]: * sizeof long double=12 [2018-11-27 09:09:01,831 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-11-27 09:09:01,831 INFO L133 SettingsManager]: * Use constant arrays=true [2018-11-27 09:09:01,831 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-11-27 09:09:01,832 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-11-27 09:09:01,832 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-11-27 09:09:01,832 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-11-27 09:09:01,832 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-11-27 09:09:01,835 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-11-27 09:09:01,835 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-11-27 09:09:01,835 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-11-27 09:09:01,836 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-11-27 09:09:01,836 INFO L133 SettingsManager]: * Trace refinement strategy=CAMEL [2018-11-27 09:09:01,836 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-11-27 09:09:01,836 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-11-27 09:09:01,837 INFO L133 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2018-11-27 09:09:01,936 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-11-27 09:09:01,973 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-11-27 09:09:01,982 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-11-27 09:09:01,987 INFO L271 PluginConnector]: Initializing CDTParser... [2018-11-27 09:09:01,988 INFO L276 PluginConnector]: CDTParser initialized [2018-11-27 09:09:01,989 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/float-benchs/inv_sqrt_Quake_true-unreach-call.c.v+cfa-reducer.c [2018-11-27 09:09:02,147 INFO L221 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/2836dcf4b/8281651f06174f33bedece2795fe9812/FLAG6ce985ac4 [2018-11-27 09:09:03,311 INFO L307 CDTParser]: Found 1 translation units. [2018-11-27 09:09:03,313 INFO L161 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/float-benchs/inv_sqrt_Quake_true-unreach-call.c.v+cfa-reducer.c [2018-11-27 09:09:03,328 INFO L355 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/2836dcf4b/8281651f06174f33bedece2795fe9812/FLAG6ce985ac4 [2018-11-27 09:09:03,502 INFO L363 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/2836dcf4b/8281651f06174f33bedece2795fe9812 [2018-11-27 09:09:03,524 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-11-27 09:09:03,526 INFO L131 ToolchainWalker]: Walking toolchain with 2 elements. [2018-11-27 09:09:03,532 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-11-27 09:09:03,533 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-11-27 09:09:03,544 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-11-27 09:09:03,546 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 09:09:03" (1/1) ... [2018-11-27 09:09:03,555 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@78fce429 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:09:03, skipping insertion in model container [2018-11-27 09:09:03,556 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 09:09:03" (1/1) ... [2018-11-27 09:09:03,576 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-11-27 09:09:03,630 INFO L176 MainTranslator]: Built tables and reachable declarations [2018-11-27 09:09:04,076 INFO L203 PostProcessor]: Analyzing one entry point: main [2018-11-27 09:09:04,088 INFO L191 MainTranslator]: Completed pre-run [2018-11-27 09:09:04,165 INFO L203 PostProcessor]: Analyzing one entry point: main [2018-11-27 09:09:04,235 INFO L195 MainTranslator]: Completed translation [2018-11-27 09:09:04,236 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:09:04 WrapperNode [2018-11-27 09:09:04,236 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-11-27 09:09:04,237 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-11-27 09:09:04,237 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-11-27 09:09:04,237 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-11-27 09:09:04,274 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:09:04" (1/1) ... [2018-11-27 09:09:04,275 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:09:04" (1/1) ... [2018-11-27 09:09:04,306 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:09:04" (1/1) ... [2018-11-27 09:09:04,306 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:09:04" (1/1) ... [2018-11-27 09:09:04,347 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:09:04" (1/1) ... [2018-11-27 09:09:04,355 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:09:04" (1/1) ... [2018-11-27 09:09:04,363 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:09:04" (1/1) ... [2018-11-27 09:09:04,372 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-11-27 09:09:04,377 INFO L168 Benchmark]: Toolchain (without parser) took 853.08 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 09:09:04,384 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. [2018-11-27 09:09:04,385 INFO L168 Benchmark]: CACSL2BoogieTranslator took 703.91 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 09:09:04,389 INFO L168 Benchmark]: Boogie Preprocessor took 136.00 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 09:09:04,397 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 703.91 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 136.00 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...