./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/floats-esbmc-regression/round.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version ee8e70e7 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/config -Xmx15G -Xms4m -jar /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i ../sv-benchmarks/c/floats-esbmc-regression/round.i -s /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /storage/repos/ultimate-2/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(reach_error())) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash c9e4251dbb300f03b3d83f28f501b84b64dd36cc ................................................................................................................................................................... Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/config -Xmx15G -Xms4m -jar /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i ../sv-benchmarks/c/floats-esbmc-regression/round.i -s /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /storage/repos/ultimate-2/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(reach_error())) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash c9e4251dbb300f03b3d83f28f501b84b64dd36cc ................................................................................................................................................................................................................................................................ Execution finished normally Writing output log to file Ultimate.log Result: ERROR: ExceptionOrErrorResult: AssertionError: de.uni_freiburg.informatik.ultimate.logic.SMTLIBException: unknown symbol: roundNearestTiesToAway (line: 575) --- Real Ultimate output --- This is Ultimate 0.2.0-ee8e70e [2020-10-24 15:01:22,827 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-10-24 15:01:22,831 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-10-24 15:01:22,874 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-10-24 15:01:22,874 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-10-24 15:01:22,876 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-10-24 15:01:22,878 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-10-24 15:01:22,882 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-10-24 15:01:22,886 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-10-24 15:01:22,889 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-10-24 15:01:22,891 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-10-24 15:01:22,893 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-10-24 15:01:22,898 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-10-24 15:01:22,903 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-10-24 15:01:22,906 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-10-24 15:01:22,909 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-10-24 15:01:22,910 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-10-24 15:01:22,913 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-10-24 15:01:22,917 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-10-24 15:01:22,920 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-10-24 15:01:22,928 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-10-24 15:01:22,931 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-10-24 15:01:22,934 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-10-24 15:01:22,939 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-10-24 15:01:22,948 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-10-24 15:01:22,951 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-10-24 15:01:22,951 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-10-24 15:01:22,953 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-10-24 15:01:22,955 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-10-24 15:01:22,957 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-10-24 15:01:22,957 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-10-24 15:01:22,958 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-10-24 15:01:22,961 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-10-24 15:01:22,962 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-10-24 15:01:22,964 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-10-24 15:01:22,964 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-10-24 15:01:22,965 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-10-24 15:01:22,966 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-10-24 15:01:22,966 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-10-24 15:01:22,969 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-10-24 15:01:22,973 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-10-24 15:01:22,982 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2020-10-24 15:01:23,022 INFO L113 SettingsManager]: Loading preferences was successful [2020-10-24 15:01:23,022 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-10-24 15:01:23,024 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-10-24 15:01:23,024 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-10-24 15:01:23,024 INFO L138 SettingsManager]: * Use SBE=true [2020-10-24 15:01:23,024 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-10-24 15:01:23,025 INFO L138 SettingsManager]: * sizeof long=4 [2020-10-24 15:01:23,025 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-10-24 15:01:23,025 INFO L138 SettingsManager]: * sizeof POINTER=4 [2020-10-24 15:01:23,025 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-10-24 15:01:23,026 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-10-24 15:01:23,026 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-10-24 15:01:23,026 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-10-24 15:01:23,026 INFO L138 SettingsManager]: * sizeof long double=12 [2020-10-24 15:01:23,027 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-10-24 15:01:23,027 INFO L138 SettingsManager]: * Use constant arrays=true [2020-10-24 15:01:23,027 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-10-24 15:01:23,027 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-10-24 15:01:23,028 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-10-24 15:01:23,028 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-10-24 15:01:23,028 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-10-24 15:01:23,028 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-10-24 15:01:23,029 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-10-24 15:01:23,029 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-10-24 15:01:23,029 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-10-24 15:01:23,030 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2020-10-24 15:01:23,030 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-10-24 15:01:23,030 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-10-24 15:01:23,030 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-10-24 15:01:23,031 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> c9e4251dbb300f03b3d83f28f501b84b64dd36cc [2020-10-24 15:01:23,507 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-10-24 15:01:23,567 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-10-24 15:01:23,570 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-10-24 15:01:23,572 INFO L271 PluginConnector]: Initializing CDTParser... [2020-10-24 15:01:23,574 INFO L275 PluginConnector]: CDTParser initialized [2020-10-24 15:01:23,576 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/floats-esbmc-regression/round.i [2020-10-24 15:01:23,675 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/86fcaa679/d7779185748940129380e94c94d7f784/FLAGaa6de4d93 [2020-10-24 15:01:24,450 INFO L306 CDTParser]: Found 1 translation units. [2020-10-24 15:01:24,451 INFO L160 CDTParser]: Scanning /storage/repos/ultimate-2/releaseScripts/default/sv-benchmarks/c/floats-esbmc-regression/round.i [2020-10-24 15:01:24,475 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/86fcaa679/d7779185748940129380e94c94d7f784/FLAGaa6de4d93 [2020-10-24 15:01:24,654 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/86fcaa679/d7779185748940129380e94c94d7f784 [2020-10-24 15:01:24,659 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-10-24 15:01:24,668 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2020-10-24 15:01:24,672 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-10-24 15:01:24,672 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-10-24 15:01:24,677 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-10-24 15:01:24,678 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.10 03:01:24" (1/1) ... [2020-10-24 15:01:24,683 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2524812b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.10 03:01:24, skipping insertion in model container [2020-10-24 15:01:24,683 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.10 03:01:24" (1/1) ... [2020-10-24 15:01:24,693 INFO L146 MainTranslator]: Starting translation in SV-COMP mode [2020-10-24 15:01:24,776 INFO L179 MainTranslator]: Built tables and reachable declarations [2020-10-24 15:01:25,356 FATAL L? ?]: 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:847) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.standardfunctions.StandardFunctionHandler.handleUnaryFloatFunction(StandardFunctionHandler.java:1690) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.standardfunctions.StandardFunctionHandler.translateStandardFunction(StandardFunctionHandler.java:217) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:1400) 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:704) 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.transformDispatchDecaySwitchRexBoolToInt(ExpressionResultTransformer.java:174) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.chandler.FunctionHandler.handleFunctionCallGivenNameAndArguments(FunctionHandler.java:676) 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:1407) 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:1351) 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:1044) 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:1422) 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:3209) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:2291) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:578) 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:201) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.MainTranslator.run(MainTranslator.java:116) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.MainTranslator.(MainTranslator.java:94) at de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver.finish(CACSL2BoogieTranslatorObserver.java:128) 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:320) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2020-10-24 15:01:25,362 INFO L168 Benchmark]: Toolchain (without parser) took 698.93 ms. Allocated memory is still 52.4 MB. Free memory was 26.9 MB in the beginning and 27.8 MB in the end (delta: -963.9 kB). Peak memory consumption was 8.0 MB. Max. memory is 16.1 GB. [2020-10-24 15:01:25,364 INFO L168 Benchmark]: CDTParser took 0.22 ms. Allocated memory is still 37.7 MB. Free memory was 23.7 MB in the beginning and 23.7 MB in the end (delta: 30.0 kB). There was no memory consumed. Max. memory is 16.1 GB. [2020-10-24 15:01:25,365 INFO L168 Benchmark]: CACSL2BoogieTranslator took 687.34 ms. Allocated memory is still 52.4 MB. Free memory was 26.2 MB in the beginning and 27.8 MB in the end (delta: -1.6 MB). Peak memory consumption was 8.0 MB. Max. memory is 16.1 GB. [2020-10-24 15:01:25,367 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.22 ms. Allocated memory is still 37.7 MB. Free memory was 23.7 MB in the beginning and 23.7 MB in the end (delta: 30.0 kB). There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 687.34 ms. Allocated memory is still 52.4 MB. Free memory was 26.2 MB in the beginning and 27.8 MB in the end (delta: -1.6 MB). Peak memory consumption was 8.0 MB. Max. memory is 16.1 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:847) RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request... ### Bit-precise run ### This is Ultimate 0.2.0-ee8e70e [2020-10-24 15:01:27,722 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-10-24 15:01:27,725 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-10-24 15:01:27,764 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-10-24 15:01:27,765 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-10-24 15:01:27,766 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-10-24 15:01:27,768 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-10-24 15:01:27,771 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-10-24 15:01:27,773 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-10-24 15:01:27,774 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-10-24 15:01:27,776 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-10-24 15:01:27,778 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-10-24 15:01:27,779 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-10-24 15:01:27,780 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-10-24 15:01:27,782 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-10-24 15:01:27,783 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-10-24 15:01:27,784 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-10-24 15:01:27,786 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-10-24 15:01:27,789 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-10-24 15:01:27,791 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-10-24 15:01:27,796 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-10-24 15:01:27,800 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-10-24 15:01:27,802 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-10-24 15:01:27,806 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-10-24 15:01:27,815 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-10-24 15:01:27,816 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-10-24 15:01:27,816 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-10-24 15:01:27,819 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-10-24 15:01:27,821 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-10-24 15:01:27,826 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-10-24 15:01:27,827 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-10-24 15:01:27,828 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-10-24 15:01:27,832 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-10-24 15:01:27,833 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-10-24 15:01:27,836 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-10-24 15:01:27,837 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-10-24 15:01:27,839 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-10-24 15:01:27,840 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-10-24 15:01:27,841 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-10-24 15:01:27,843 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-10-24 15:01:27,845 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-10-24 15:01:27,846 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2020-10-24 15:01:27,911 INFO L113 SettingsManager]: Loading preferences was successful [2020-10-24 15:01:27,911 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-10-24 15:01:27,914 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-10-24 15:01:27,915 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-10-24 15:01:27,915 INFO L138 SettingsManager]: * Use SBE=true [2020-10-24 15:01:27,915 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-10-24 15:01:27,916 INFO L138 SettingsManager]: * sizeof long=4 [2020-10-24 15:01:27,916 INFO L138 SettingsManager]: * sizeof POINTER=4 [2020-10-24 15:01:27,916 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-10-24 15:01:27,917 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-10-24 15:01:27,918 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-10-24 15:01:27,918 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-10-24 15:01:27,918 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2020-10-24 15:01:27,919 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2020-10-24 15:01:27,919 INFO L138 SettingsManager]: * sizeof long double=12 [2020-10-24 15:01:27,919 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-10-24 15:01:27,919 INFO L138 SettingsManager]: * Use constant arrays=true [2020-10-24 15:01:27,920 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-10-24 15:01:27,920 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-10-24 15:01:27,920 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-10-24 15:01:27,921 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-10-24 15:01:27,921 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-10-24 15:01:27,921 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-10-24 15:01:27,922 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-10-24 15:01:27,922 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-10-24 15:01:27,922 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-10-24 15:01:27,922 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2020-10-24 15:01:27,923 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2020-10-24 15:01:27,923 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-10-24 15:01:27,923 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-10-24 15:01:27,923 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2020-10-24 15:01:27,924 INFO L138 SettingsManager]: * Logic for external solver=AUFBV WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> c9e4251dbb300f03b3d83f28f501b84b64dd36cc [2020-10-24 15:01:28,420 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-10-24 15:01:28,449 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-10-24 15:01:28,453 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-10-24 15:01:28,454 INFO L271 PluginConnector]: Initializing CDTParser... [2020-10-24 15:01:28,455 INFO L275 PluginConnector]: CDTParser initialized [2020-10-24 15:01:28,456 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/floats-esbmc-regression/round.i [2020-10-24 15:01:28,540 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/53c9417f9/7e73ab2801804122a210d1039030cc2e/FLAGacb447c2b [2020-10-24 15:01:29,251 INFO L306 CDTParser]: Found 1 translation units. [2020-10-24 15:01:29,252 INFO L160 CDTParser]: Scanning /storage/repos/ultimate-2/releaseScripts/default/sv-benchmarks/c/floats-esbmc-regression/round.i [2020-10-24 15:01:29,274 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/53c9417f9/7e73ab2801804122a210d1039030cc2e/FLAGacb447c2b [2020-10-24 15:01:29,522 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/53c9417f9/7e73ab2801804122a210d1039030cc2e [2020-10-24 15:01:29,525 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-10-24 15:01:29,532 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2020-10-24 15:01:29,534 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-10-24 15:01:29,534 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-10-24 15:01:29,539 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-10-24 15:01:29,540 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.10 03:01:29" (1/1) ... [2020-10-24 15:01:29,544 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5ecb9dcb and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.10 03:01:29, skipping insertion in model container [2020-10-24 15:01:29,544 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.10 03:01:29" (1/1) ... [2020-10-24 15:01:29,586 INFO L146 MainTranslator]: Starting translation in SV-COMP mode [2020-10-24 15:01:29,661 INFO L179 MainTranslator]: Built tables and reachable declarations [2020-10-24 15:01:30,209 INFO L211 PostProcessor]: Analyzing one entry point: main [2020-10-24 15:01:30,234 INFO L212 MainTranslator]: Completed pre-run [2020-10-24 15:01:30,330 INFO L211 PostProcessor]: Analyzing one entry point: main [2020-10-24 15:01:30,723 INFO L217 MainTranslator]: Completed translation [2020-10-24 15:01:30,724 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.10 03:01:30 WrapperNode [2020-10-24 15:01:30,724 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-10-24 15:01:30,726 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2020-10-24 15:01:30,727 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2020-10-24 15:01:30,729 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2020-10-24 15:01:30,739 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.10 03:01:30" (1/1) ... [2020-10-24 15:01:30,767 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.10 03:01:30" (1/1) ... [2020-10-24 15:01:30,835 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2020-10-24 15:01:30,836 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-10-24 15:01:30,837 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-10-24 15:01:30,837 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-10-24 15:01:30,847 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.10 03:01:30" (1/1) ... [2020-10-24 15:01:30,847 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.10 03:01:30" (1/1) ... [2020-10-24 15:01:30,863 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.10 03:01:30" (1/1) ... [2020-10-24 15:01:30,870 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.10 03:01:30" (1/1) ... [2020-10-24 15:01:30,891 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.10 03:01:30" (1/1) ... [2020-10-24 15:01:30,902 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.10 03:01:30" (1/1) ... [2020-10-24 15:01:30,908 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.10 03:01:30" (1/1) ... [2020-10-24 15:01:30,919 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-10-24 15:01:30,920 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-10-24 15:01:30,920 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-10-24 15:01:30,920 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-10-24 15:01:30,926 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.10 03:01:30" (1/1) ... No working directory specified, using /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-10-24 15:01:31,011 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.float_to_bitvec_DOUBLE [2020-10-24 15:01:31,011 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2020-10-24 15:01:31,012 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-10-24 15:01:31,012 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-10-24 15:01:31,012 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2020-10-24 15:01:32,615 INFO L293 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-10-24 15:01:32,615 INFO L298 CfgBuilder]: Removed 64 assume(true) statements. [2020-10-24 15:01:32,617 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.10 03:01:32 BoogieIcfgContainer [2020-10-24 15:01:32,618 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2020-10-24 15:01:32,620 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2020-10-24 15:01:32,620 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2020-10-24 15:01:32,624 INFO L275 PluginConnector]: TraceAbstraction initialized [2020-10-24 15:01:32,624 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 24.10 03:01:29" (1/3) ... [2020-10-24 15:01:32,625 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@6ad18e98 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 24.10 03:01:32, skipping insertion in model container [2020-10-24 15:01:32,625 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.10 03:01:30" (2/3) ... [2020-10-24 15:01:32,625 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@6ad18e98 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 24.10 03:01:32, skipping insertion in model container [2020-10-24 15:01:32,626 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.10 03:01:32" (3/3) ... [2020-10-24 15:01:32,627 INFO L111 eAbstractionObserver]: Analyzing ICFG round.i [2020-10-24 15:01:32,641 INFO L164 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2020-10-24 15:01:32,647 INFO L176 ceAbstractionStarter]: Appying trace abstraction to program that has 15 error locations. [2020-10-24 15:01:32,662 INFO L253 AbstractCegarLoop]: Starting to check reachability of 15 error locations. [2020-10-24 15:01:32,694 INFO L377 AbstractCegarLoop]: Interprodecural is true [2020-10-24 15:01:32,694 INFO L378 AbstractCegarLoop]: Hoare is true [2020-10-24 15:01:32,694 INFO L379 AbstractCegarLoop]: Compute interpolants for FPandBP [2020-10-24 15:01:32,694 INFO L380 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2020-10-24 15:01:32,694 INFO L381 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2020-10-24 15:01:32,695 INFO L382 AbstractCegarLoop]: Difference is false [2020-10-24 15:01:32,695 INFO L383 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2020-10-24 15:01:32,695 INFO L387 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2020-10-24 15:01:32,716 INFO L276 IsEmpty]: Start isEmpty. Operand 110 states. [2020-10-24 15:01:32,722 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2020-10-24 15:01:32,723 INFO L414 BasicCegarLoop]: Found error trace [2020-10-24 15:01:32,724 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1] [2020-10-24 15:01:32,724 INFO L429 AbstractCegarLoop]: === Iteration 1 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr8ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr7ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr3ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr12ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr4ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr5ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr6ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr10ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr14ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr13ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr11ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr9ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-24 15:01:32,731 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-24 15:01:32,731 INFO L82 PathProgramCache]: Analyzing trace with hash 889506790, now seen corresponding path program 1 times [2020-10-24 15:01:32,745 INFO L162 FreeRefinementEngine]: Executing refinement strategy WOLF [2020-10-24 15:01:32,745 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [385818481] [2020-10-24 15:01:32,746 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/mathsat Starting monitored process 2 with mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 2 with mathsat -unsat_core_generation=3 [2020-10-24 15:01:33,036 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 mathsat -unsat_core_generation=3 [2020-10-24 15:01:33,038 FATAL L? ?]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction has thrown an exception: java.lang.AssertionError: de.uni_freiburg.informatik.ultimate.logic.SMTLIBException: unknown symbol: roundNearestTiesToAway (line: 575) at de.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.singletracecheck.TraceCheck.(TraceCheck.java:235) at de.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.singletracecheck.InterpolatingTraceCheck.(InterpolatingTraceCheck.java:90) at de.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.singletracecheck.TraceCheckSpWp.(TraceCheckSpWp.java:132) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.tracehandling.IpTcStrategyModuleSpWp.construct(IpTcStrategyModuleSpWp.java:108) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.tracehandling.IpTcStrategyModuleSpWp.construct(IpTcStrategyModuleSpWp.java:1) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.tracehandling.IpTcStrategyModuleBase.getOrConstruct(IpTcStrategyModuleBase.java:100) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.tracehandling.IpTcStrategyModuleBase.isCorrect(IpTcStrategyModuleBase.java:56) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.tracehandling.AutomatonFreeRefinementEngine.checkFeasibility(AutomatonFreeRefinementEngine.java:241) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.tracehandling.AutomatonFreeRefinementEngine.executeStrategy(AutomatonFreeRefinementEngine.java:165) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.tracehandling.AutomatonFreeRefinementEngine.(AutomatonFreeRefinementEngine.java:84) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.tracehandling.TraceAbstractionRefinementEngine.(TraceAbstractionRefinementEngine.java:74) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.BasicCegarLoop.isCounterexampleFeasible(BasicCegarLoop.java:511) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.AbstractCegarLoop.iterateInternal(AbstractCegarLoop.java:438) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.AbstractCegarLoop.iterate(AbstractCegarLoop.java:372) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.CegarLoopResult.iterate(CegarLoopResult.java:142) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.iterateNew(TraceAbstractionStarter.java:341) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.runCegarLoops(TraceAbstractionStarter.java:182) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.(TraceAbstractionStarter.java:134) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver.finish(TraceAbstractionObserver.java:124) 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:320) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) Caused by: de.uni_freiburg.informatik.ultimate.logic.SMTLIBException: unknown symbol: roundNearestTiesToAway (line: 575) at de.uni_freiburg.informatik.ultimate.smtsolver.external.Parser$Action$.CUP$do_action(Parser.java:1454) at de.uni_freiburg.informatik.ultimate.smtsolver.external.Parser.do_action(Parser.java:654) at com.github.jhoenicke.javacup.runtime.LRParser.parse(LRParser.java:419) at de.uni_freiburg.informatik.ultimate.smtsolver.external.Executor.parse(Executor.java:206) at de.uni_freiburg.informatik.ultimate.smtsolver.external.Executor.parseSuccess(Executor.java:222) at de.uni_freiburg.informatik.ultimate.smtsolver.external.Scriptor.assertTerm(Scriptor.java:145) at de.uni_freiburg.informatik.ultimate.lib.smtlibutils.arrays.DiffWrapperScript.assertTerm(DiffWrapperScript.java:111) at de.uni_freiburg.informatik.ultimate.logic.WrapperScript.assertTerm(WrapperScript.java:158) at de.uni_freiburg.informatik.ultimate.lib.smtlibutils.ManagedScript.assertTerm(ManagedScript.java:133) at de.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.singletracecheck.AnnotateAndAssertCodeBlocks.annotateAndAssertTerm(AnnotateAndAssertCodeBlocks.java:193) at de.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.singletracecheck.AnnotateAndAssertConjunctsOfCodeBlocks.annotateAndAssertTerm(AnnotateAndAssertConjunctsOfCodeBlocks.java:238) at de.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.singletracecheck.AnnotateAndAssertConjunctsOfCodeBlocks.annotateAndAssertConjuncts(AnnotateAndAssertConjunctsOfCodeBlocks.java:135) at de.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.singletracecheck.AnnotateAndAssertConjunctsOfCodeBlocks.annotateAndAssertNonCall(AnnotateAndAssertConjunctsOfCodeBlocks.java:184) at de.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.singletracecheck.AnnotateAndAsserter.buildAnnotatedSsaAndAssertTerms(AnnotateAndAsserter.java:101) at de.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.singletracecheck.TraceCheck.checkTrace(TraceCheck.java:295) at de.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.singletracecheck.TraceCheck.(TraceCheck.java:206) ... 28 more [2020-10-24 15:01:33,050 INFO L168 Benchmark]: Toolchain (without parser) took 3517.96 ms. Allocated memory was 48.2 MB in the beginning and 79.7 MB in the end (delta: 31.5 MB). Free memory was 23.2 MB in the beginning and 44.0 MB in the end (delta: -20.8 MB). Peak memory consumption was 11.7 MB. Max. memory is 16.1 GB. [2020-10-24 15:01:33,052 INFO L168 Benchmark]: CDTParser took 0.32 ms. Allocated memory is still 48.2 MB. Free memory was 28.4 MB in the beginning and 28.3 MB in the end (delta: 62.9 kB). There was no memory consumed. Max. memory is 16.1 GB. [2020-10-24 15:01:33,055 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1190.81 ms. Allocated memory was 48.2 MB in the beginning and 65.0 MB in the end (delta: 16.8 MB). Free memory was 22.5 MB in the beginning and 22.3 MB in the end (delta: 241.3 kB). Peak memory consumption was 22.6 MB. Max. memory is 16.1 GB. [2020-10-24 15:01:33,056 INFO L168 Benchmark]: Boogie Procedure Inliner took 109.06 ms. Allocated memory is still 65.0 MB. Free memory was 21.7 MB in the beginning and 44.8 MB in the end (delta: -23.1 MB). Peak memory consumption was 5.1 MB. Max. memory is 16.1 GB. [2020-10-24 15:01:33,057 INFO L168 Benchmark]: Boogie Preprocessor took 82.52 ms. Allocated memory is still 65.0 MB. Free memory was 44.8 MB in the beginning and 42.7 MB in the end (delta: 2.1 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. [2020-10-24 15:01:33,059 INFO L168 Benchmark]: RCFGBuilder took 1698.28 ms. Allocated memory was 65.0 MB in the beginning and 79.7 MB in the end (delta: 14.7 MB). Free memory was 42.7 MB in the beginning and 58.0 MB in the end (delta: -15.3 MB). Peak memory consumption was 29.4 MB. Max. memory is 16.1 GB. [2020-10-24 15:01:33,060 INFO L168 Benchmark]: TraceAbstraction took 424.38 ms. Allocated memory is still 79.7 MB. Free memory was 57.4 MB in the beginning and 44.0 MB in the end (delta: 13.4 MB). Peak memory consumption was 12.6 MB. Max. memory is 16.1 GB. [2020-10-24 15:01:33,077 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.32 ms. Allocated memory is still 48.2 MB. Free memory was 28.4 MB in the beginning and 28.3 MB in the end (delta: 62.9 kB). There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 1190.81 ms. Allocated memory was 48.2 MB in the beginning and 65.0 MB in the end (delta: 16.8 MB). Free memory was 22.5 MB in the beginning and 22.3 MB in the end (delta: 241.3 kB). Peak memory consumption was 22.6 MB. Max. memory is 16.1 GB. * Boogie Procedure Inliner took 109.06 ms. Allocated memory is still 65.0 MB. Free memory was 21.7 MB in the beginning and 44.8 MB in the end (delta: -23.1 MB). Peak memory consumption was 5.1 MB. Max. memory is 16.1 GB. * Boogie Preprocessor took 82.52 ms. Allocated memory is still 65.0 MB. Free memory was 44.8 MB in the beginning and 42.7 MB in the end (delta: 2.1 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. * RCFGBuilder took 1698.28 ms. Allocated memory was 65.0 MB in the beginning and 79.7 MB in the end (delta: 14.7 MB). Free memory was 42.7 MB in the beginning and 58.0 MB in the end (delta: -15.3 MB). Peak memory consumption was 29.4 MB. Max. memory is 16.1 GB. * TraceAbstraction took 424.38 ms. Allocated memory is still 79.7 MB. Free memory was 57.4 MB in the beginning and 44.0 MB in the end (delta: 13.4 MB). Peak memory consumption was 12.6 MB. Max. memory is 16.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - ExceptionOrErrorResult: AssertionError: de.uni_freiburg.informatik.ultimate.logic.SMTLIBException: unknown symbol: roundNearestTiesToAway (line: 575) de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: AssertionError: de.uni_freiburg.informatik.ultimate.logic.SMTLIBException: unknown symbol: roundNearestTiesToAway (line: 575): de.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.singletracecheck.TraceCheck.(TraceCheck.java:235) RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...