./Ultimate.py --spec /storage/repos/svcomp/c/properties/unreach-call.prp --file /storage/repos/svcomp/c/floats-esbmc-regression/round_true-unreach-call.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 2e94e6aa Calling Ultimate with: java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx12G -Xms1G -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 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i /storage/repos/svcomp/c/floats-esbmc-regression/round_true-unreach-call.i -s /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(__VERIFIER_error())) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 9e2321be8939537c2a52c918c5f76235883a721b ........................................................................................................................................................ Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis Calling Ultimate with: java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx12G -Xms1G -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 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i /storage/repos/svcomp/c/floats-esbmc-regression/round_true-unreach-call.i -s /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(__VERIFIER_error())) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 9e2321be8939537c2a52c918c5f76235883a721b .............................................................................................................................................................. Execution finished normally Writing output log to file Ultimate.log Result: ERROR: ExceptionOrErrorResult: UnsupportedOperationException: not yet supported float operation signbit --- Real Ultimate output --- This is Ultimate 0.1.24-2e94e6a [2018-12-31 03:36:21,399 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-12-31 03:36:21,401 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-12-31 03:36:21,415 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-12-31 03:36:21,415 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-12-31 03:36:21,416 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-12-31 03:36:21,418 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-12-31 03:36:21,420 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-12-31 03:36:21,422 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-12-31 03:36:21,423 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-12-31 03:36:21,424 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-12-31 03:36:21,425 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-12-31 03:36:21,426 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-12-31 03:36:21,427 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-12-31 03:36:21,428 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-12-31 03:36:21,429 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-12-31 03:36:21,430 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-12-31 03:36:21,433 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-12-31 03:36:21,435 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-12-31 03:36:21,437 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-12-31 03:36:21,438 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-12-31 03:36:21,440 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-12-31 03:36:21,443 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-12-31 03:36:21,443 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-12-31 03:36:21,444 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-12-31 03:36:21,445 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-12-31 03:36:21,447 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-12-31 03:36:21,448 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-12-31 03:36:21,449 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-12-31 03:36:21,450 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-12-31 03:36:21,450 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-12-31 03:36:21,451 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-12-31 03:36:21,451 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-12-31 03:36:21,452 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-12-31 03:36:21,453 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-12-31 03:36:21,454 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-12-31 03:36:21,455 INFO L98 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2018-12-31 03:36:21,471 INFO L110 SettingsManager]: Loading preferences was successful [2018-12-31 03:36:21,472 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-12-31 03:36:21,473 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-12-31 03:36:21,473 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-12-31 03:36:21,473 INFO L133 SettingsManager]: * Use SBE=true [2018-12-31 03:36:21,474 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-12-31 03:36:21,474 INFO L133 SettingsManager]: * sizeof long=4 [2018-12-31 03:36:21,474 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-12-31 03:36:21,474 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-12-31 03:36:21,474 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-12-31 03:36:21,475 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-12-31 03:36:21,476 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-12-31 03:36:21,476 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-12-31 03:36:21,476 INFO L133 SettingsManager]: * sizeof long double=12 [2018-12-31 03:36:21,476 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-12-31 03:36:21,477 INFO L133 SettingsManager]: * Use constant arrays=true [2018-12-31 03:36:21,477 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-12-31 03:36:21,477 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-12-31 03:36:21,477 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-12-31 03:36:21,477 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-12-31 03:36:21,477 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-12-31 03:36:21,479 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-12-31 03:36:21,479 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-12-31 03:36:21,479 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-12-31 03:36:21,479 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-12-31 03:36:21,480 INFO L133 SettingsManager]: * Trace refinement strategy=CAMEL [2018-12-31 03:36:21,480 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-12-31 03:36:21,480 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-12-31 03:36:21,481 INFO L133 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(__VERIFIER_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 9e2321be8939537c2a52c918c5f76235883a721b [2018-12-31 03:36:21,520 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-12-31 03:36:21,533 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-12-31 03:36:21,537 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-12-31 03:36:21,540 INFO L271 PluginConnector]: Initializing CDTParser... [2018-12-31 03:36:21,540 INFO L276 PluginConnector]: CDTParser initialized [2018-12-31 03:36:21,541 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/svcomp/c/floats-esbmc-regression/round_true-unreach-call.i [2018-12-31 03:36:21,605 INFO L221 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/25008f692/3aac4b5fd6e94dbfa7edc3eaaac2688f/FLAGe14c3ff60 [2018-12-31 03:36:22,204 INFO L307 CDTParser]: Found 1 translation units. [2018-12-31 03:36:22,205 INFO L161 CDTParser]: Scanning /storage/repos/svcomp/c/floats-esbmc-regression/round_true-unreach-call.i [2018-12-31 03:36:22,218 INFO L355 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/25008f692/3aac4b5fd6e94dbfa7edc3eaaac2688f/FLAGe14c3ff60 [2018-12-31 03:36:22,456 INFO L363 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/25008f692/3aac4b5fd6e94dbfa7edc3eaaac2688f [2018-12-31 03:36:22,460 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-12-31 03:36:22,462 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-12-31 03:36:22,463 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-12-31 03:36:22,464 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-12-31 03:36:22,470 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-12-31 03:36:22,471 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 31.12 03:36:22" (1/1) ... [2018-12-31 03:36:22,474 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3d5af4ee and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.12 03:36:22, skipping insertion in model container [2018-12-31 03:36:22,474 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 31.12 03:36:22" (1/1) ... [2018-12-31 03:36:22,483 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-12-31 03:36:22,535 INFO L176 MainTranslator]: Built tables and reachable declarations [2018-12-31 03:36:23,057 FATAL L292 ToolchainWalker]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator has thrown an exception: java.lang.UnsupportedOperationException: floating point operation not supported in non-bitprecise translation: round at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.expressiontranslation.IntegerTranslation.constructOtherUnaryFloatOperation(IntegerTranslation.java:845) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.StandardFunctionHandler.handleUnaryFloatFunction(StandardFunctionHandler.java:1678) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.StandardFunctionHandler.translateStandardFunction(StandardFunctionHandler.java:209) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:1321) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.PRDispatcher.dispatch(PRDispatcher.java:267) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:666) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.PRDispatcher.dispatch(PRDispatcher.java:282) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.result.ExpressionResultTransformer.dispatchDecaySwitchToRValueFunctionArgument(ExpressionResultTransformer.java:114) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.chandler.FunctionHandler.handleFunctionCallGivenNameAndArguments(FunctionHandler.java:679) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.chandler.FunctionHandler.handleFunctionCallExpression(FunctionHandler.java:509) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:1328) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.PRDispatcher.dispatch(PRDispatcher.java:267) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:1272) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.PRDispatcher.dispatch(PRDispatcher.java:220) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:964) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.PRDispatcher.dispatch(PRDispatcher.java:232) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.chandler.FunctionHandler.handleFunctionDefinition(FunctionHandler.java:372) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:1343) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.PRDispatcher.dispatch(PRDispatcher.java:155) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.processTUchild(CHandler.java:3447) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:2242) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:540) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.PRDispatcher.dispatch(PRDispatcher.java:134) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.MainTranslator.translate(MainTranslator.java:190) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.MainTranslator.run(MainTranslator.java:117) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.MainTranslator.(MainTranslator.java:95) at de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver.finish(CACSL2BoogieTranslatorObserver.java:129) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:168) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:151) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:128) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:232) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:226) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:142) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:104) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:316) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:55) [2018-12-31 03:36:23,067 INFO L168 Benchmark]: Toolchain (without parser) took 606.58 ms. Allocated memory is still 1.0 GB. Free memory was 947.3 MB in the beginning and 925.9 MB in the end (delta: 21.5 MB). Peak memory consumption was 21.5 MB. Max. memory is 11.5 GB. [2018-12-31 03:36:23,069 INFO L168 Benchmark]: CDTParser took 0.57 ms. Allocated memory is still 1.0 GB. Free memory is still 978.2 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-12-31 03:36:23,070 INFO L168 Benchmark]: CACSL2BoogieTranslator took 603.24 ms. Allocated memory is still 1.0 GB. Free memory was 942.0 MB in the beginning and 925.9 MB in the end (delta: 16.1 MB). Peak memory consumption was 16.1 MB. Max. memory is 11.5 GB. [2018-12-31 03:36:23,073 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.57 ms. Allocated memory is still 1.0 GB. Free memory is still 978.2 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 603.24 ms. Allocated memory is still 1.0 GB. Free memory was 942.0 MB in the beginning and 925.9 MB in the end (delta: 16.1 MB). Peak memory consumption was 16.1 MB. Max. memory is 11.5 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - ExceptionOrErrorResult: UnsupportedOperationException: floating point operation not supported in non-bitprecise translation: round de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: UnsupportedOperationException: floating point operation not supported in non-bitprecise translation: round: de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.expressiontranslation.IntegerTranslation.constructOtherUnaryFloatOperation(IntegerTranslation.java:845) RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request... ### Bit-precise run ### This is Ultimate 0.1.24-2e94e6a [2018-12-31 03:36:25,332 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-12-31 03:36:25,334 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-12-31 03:36:25,347 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-12-31 03:36:25,347 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-12-31 03:36:25,348 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-12-31 03:36:25,350 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-12-31 03:36:25,352 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-12-31 03:36:25,354 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-12-31 03:36:25,355 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-12-31 03:36:25,356 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-12-31 03:36:25,356 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-12-31 03:36:25,357 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-12-31 03:36:25,358 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-12-31 03:36:25,359 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-12-31 03:36:25,361 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-12-31 03:36:25,362 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-12-31 03:36:25,364 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-12-31 03:36:25,366 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-12-31 03:36:25,368 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-12-31 03:36:25,370 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-12-31 03:36:25,371 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-12-31 03:36:25,374 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-12-31 03:36:25,374 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-12-31 03:36:25,375 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-12-31 03:36:25,376 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-12-31 03:36:25,377 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-12-31 03:36:25,378 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-12-31 03:36:25,379 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-12-31 03:36:25,381 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-12-31 03:36:25,381 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-12-31 03:36:25,382 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-12-31 03:36:25,382 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-12-31 03:36:25,382 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-12-31 03:36:25,383 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-12-31 03:36:25,384 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-12-31 03:36:25,384 INFO L98 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2018-12-31 03:36:25,416 INFO L110 SettingsManager]: Loading preferences was successful [2018-12-31 03:36:25,417 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-12-31 03:36:25,420 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-12-31 03:36:25,421 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-12-31 03:36:25,421 INFO L133 SettingsManager]: * Use SBE=true [2018-12-31 03:36:25,421 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-12-31 03:36:25,421 INFO L133 SettingsManager]: * sizeof long=4 [2018-12-31 03:36:25,421 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-12-31 03:36:25,422 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-12-31 03:36:25,422 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-12-31 03:36:25,422 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-12-31 03:36:25,422 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-12-31 03:36:25,422 INFO L133 SettingsManager]: * Use bitvectors instead of ints=true [2018-12-31 03:36:25,422 INFO L133 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2018-12-31 03:36:25,426 INFO L133 SettingsManager]: * sizeof long double=12 [2018-12-31 03:36:25,426 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-12-31 03:36:25,426 INFO L133 SettingsManager]: * Use constant arrays=true [2018-12-31 03:36:25,426 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-12-31 03:36:25,428 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-12-31 03:36:25,428 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-12-31 03:36:25,429 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-12-31 03:36:25,429 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-12-31 03:36:25,429 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-12-31 03:36:25,429 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-12-31 03:36:25,430 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-12-31 03:36:25,430 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-12-31 03:36:25,430 INFO L133 SettingsManager]: * Trace refinement strategy=WOLF [2018-12-31 03:36:25,430 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-12-31 03:36:25,430 INFO L133 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2018-12-31 03:36:25,431 INFO L133 SettingsManager]: * Logic for external solver=AUFBV [2018-12-31 03:36:25,431 INFO L133 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(__VERIFIER_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 9e2321be8939537c2a52c918c5f76235883a721b [2018-12-31 03:36:25,479 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-12-31 03:36:25,501 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-12-31 03:36:25,509 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-12-31 03:36:25,511 INFO L271 PluginConnector]: Initializing CDTParser... [2018-12-31 03:36:25,512 INFO L276 PluginConnector]: CDTParser initialized [2018-12-31 03:36:25,513 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/svcomp/c/floats-esbmc-regression/round_true-unreach-call.i [2018-12-31 03:36:25,585 INFO L221 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/492a83a16/19d493d47d86474ab4708c506e42067c/FLAGe405bebea [2018-12-31 03:36:26,151 INFO L307 CDTParser]: Found 1 translation units. [2018-12-31 03:36:26,152 INFO L161 CDTParser]: Scanning /storage/repos/svcomp/c/floats-esbmc-regression/round_true-unreach-call.i [2018-12-31 03:36:26,173 INFO L355 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/492a83a16/19d493d47d86474ab4708c506e42067c/FLAGe405bebea [2018-12-31 03:36:26,395 INFO L363 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/492a83a16/19d493d47d86474ab4708c506e42067c [2018-12-31 03:36:26,399 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-12-31 03:36:26,400 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-12-31 03:36:26,401 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-12-31 03:36:26,401 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-12-31 03:36:26,409 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-12-31 03:36:26,409 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 31.12 03:36:26" (1/1) ... [2018-12-31 03:36:26,412 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4662d504 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.12 03:36:26, skipping insertion in model container [2018-12-31 03:36:26,413 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 31.12 03:36:26" (1/1) ... [2018-12-31 03:36:26,422 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-12-31 03:36:26,490 INFO L176 MainTranslator]: Built tables and reachable declarations [2018-12-31 03:36:27,080 FATAL L292 ToolchainWalker]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator has thrown an exception: java.lang.UnsupportedOperationException: not yet supported float operation signbit at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.expressiontranslation.BitvectorTranslation.constructOtherUnaryFloatOperation(BitvectorTranslation.java:1098) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.StandardFunctionHandler.handleUnaryFloatFunction(StandardFunctionHandler.java:1678) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.StandardFunctionHandler.translateStandardFunction(StandardFunctionHandler.java:209) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:1321) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.PRDispatcher.dispatch(PRDispatcher.java:267) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:999) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.PRDispatcher.dispatch(PRDispatcher.java:276) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:2292) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.PRDispatcher.dispatch(PRDispatcher.java:303) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:667) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.PRDispatcher.dispatch(PRDispatcher.java:282) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.result.ExpressionResultTransformer.dispatchDecaySwitchToRValueFunctionArgument(ExpressionResultTransformer.java:114) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.chandler.FunctionHandler.handleFunctionCallGivenNameAndArguments(FunctionHandler.java:679) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.chandler.FunctionHandler.handleFunctionCallExpression(FunctionHandler.java:509) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:1328) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.PRDispatcher.dispatch(PRDispatcher.java:267) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:1272) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.PRDispatcher.dispatch(PRDispatcher.java:220) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:964) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.PRDispatcher.dispatch(PRDispatcher.java:232) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.chandler.FunctionHandler.handleFunctionDefinition(FunctionHandler.java:372) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:1343) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.PRDispatcher.dispatch(PRDispatcher.java:155) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.processTUchild(CHandler.java:3447) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:2242) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:540) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.PRDispatcher.dispatch(PRDispatcher.java:134) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.MainTranslator.translate(MainTranslator.java:190) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.MainTranslator.run(MainTranslator.java:117) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.MainTranslator.(MainTranslator.java:95) at de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver.finish(CACSL2BoogieTranslatorObserver.java:129) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:168) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:151) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:128) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:232) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:226) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:142) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:104) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:316) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:55) [2018-12-31 03:36:27,090 INFO L168 Benchmark]: Toolchain (without parser) took 690.86 ms. Allocated memory is still 1.0 GB. Free memory was 946.0 MB in the beginning and 929.9 MB in the end (delta: 16.1 MB). Peak memory consumption was 16.1 MB. Max. memory is 11.5 GB. [2018-12-31 03:36:27,092 INFO L168 Benchmark]: CDTParser took 0.18 ms. Allocated memory is still 1.0 GB. Free memory is still 972.8 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-12-31 03:36:27,096 INFO L168 Benchmark]: CACSL2BoogieTranslator took 688.14 ms. Allocated memory is still 1.0 GB. Free memory was 940.6 MB in the beginning and 929.9 MB in the end (delta: 10.7 MB). Peak memory consumption was 10.7 MB. Max. memory is 11.5 GB. [2018-12-31 03:36:27,099 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.18 ms. Allocated memory is still 1.0 GB. Free memory is still 972.8 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 688.14 ms. Allocated memory is still 1.0 GB. Free memory was 940.6 MB in the beginning and 929.9 MB in the end (delta: 10.7 MB). Peak memory consumption was 10.7 MB. Max. memory is 11.5 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - ExceptionOrErrorResult: UnsupportedOperationException: not yet supported float operation signbit de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: UnsupportedOperationException: not yet supported float operation signbit: de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.expressiontranslation.BitvectorTranslation.constructOtherUnaryFloatOperation(BitvectorTranslation.java:1098) RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...