/usr/bin/java -Xmx8000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata ./data -tc ../../../trunk/examples/toolchains/AutomizerC.xml -s ../../../trunk/examples/settings/automizer/acceleratedInterpolation/acceleratedInterpolationWernerOverapprox_32.epf -i ../../../trunk/examples/svcomp/floats-esbmc-regression/round.i -------------------------------------------------------------------------------- This is Ultimate 0.2.1-dev-b7b32d2 [2021-02-22 01:30:50,100 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-02-22 01:30:50,103 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-02-22 01:30:50,138 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-02-22 01:30:50,138 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-02-22 01:30:50,140 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-02-22 01:30:50,141 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-02-22 01:30:50,144 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-02-22 01:30:50,158 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-02-22 01:30:50,159 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-02-22 01:30:50,161 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-02-22 01:30:50,162 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-02-22 01:30:50,162 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-02-22 01:30:50,163 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-02-22 01:30:50,165 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-02-22 01:30:50,166 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-02-22 01:30:50,167 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-02-22 01:30:50,168 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-02-22 01:30:50,170 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-02-22 01:30:50,172 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-02-22 01:30:50,173 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-02-22 01:30:50,175 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-02-22 01:30:50,176 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-02-22 01:30:50,177 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-02-22 01:30:50,180 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-02-22 01:30:50,180 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-02-22 01:30:50,180 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-02-22 01:30:50,181 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-02-22 01:30:50,182 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-02-22 01:30:50,183 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-02-22 01:30:50,183 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-02-22 01:30:50,184 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-02-22 01:30:50,185 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-02-22 01:30:50,186 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-02-22 01:30:50,187 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-02-22 01:30:50,187 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-02-22 01:30:50,188 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-02-22 01:30:50,188 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-02-22 01:30:50,189 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-02-22 01:30:50,190 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-02-22 01:30:50,190 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-02-22 01:30:50,191 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/automizer/acceleratedInterpolation/acceleratedInterpolationWernerOverapprox_32.epf [2021-02-22 01:30:50,204 INFO L113 SettingsManager]: Loading preferences was successful [2021-02-22 01:30:50,204 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-02-22 01:30:50,206 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-02-22 01:30:50,206 INFO L138 SettingsManager]: * sizeof long=4 [2021-02-22 01:30:50,206 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-02-22 01:30:50,206 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-02-22 01:30:50,207 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-02-22 01:30:50,207 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-02-22 01:30:50,207 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-02-22 01:30:50,207 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-02-22 01:30:50,208 INFO L138 SettingsManager]: * sizeof long double=12 [2021-02-22 01:30:50,208 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-02-22 01:30:50,208 INFO L138 SettingsManager]: * Use constant arrays=true [2021-02-22 01:30:50,209 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-02-22 01:30:50,209 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-02-22 01:30:50,209 INFO L138 SettingsManager]: * Size of a code block=SingleStatement [2021-02-22 01:30:50,209 INFO L138 SettingsManager]: * To the following directory=./dump/ [2021-02-22 01:30:50,210 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-02-22 01:30:50,210 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-02-22 01:30:50,210 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-02-22 01:30:50,211 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=AcceleratedInterpolation [2021-02-22 01:30:50,211 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-02-22 01:30:50,211 INFO L138 SettingsManager]: * Loop acceleration method that is used by accelerated interpolation=WERNER_OVERAPPROX [2021-02-22 01:30:50,211 INFO L138 SettingsManager]: * Use separate solver for trace checks=false 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/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release [2021-02-22 01:30:50,559 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-02-22 01:30:50,585 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-02-22 01:30:50,588 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-02-22 01:30:50,589 INFO L271 PluginConnector]: Initializing CDTParser... [2021-02-22 01:30:50,590 INFO L275 PluginConnector]: CDTParser initialized [2021-02-22 01:30:50,591 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/floats-esbmc-regression/round.i [2021-02-22 01:30:50,671 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/185deaa48/5f13b81a9dbe49c5a4ab692188cb2247/FLAG77e3b243a [2021-02-22 01:30:51,402 INFO L306 CDTParser]: Found 1 translation units. [2021-02-22 01:30:51,403 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/floats-esbmc-regression/round.i [2021-02-22 01:30:51,418 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/185deaa48/5f13b81a9dbe49c5a4ab692188cb2247/FLAG77e3b243a [2021-02-22 01:30:51,667 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/185deaa48/5f13b81a9dbe49c5a4ab692188cb2247 [2021-02-22 01:30:51,675 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-02-22 01:30:51,687 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2021-02-22 01:30:51,689 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-02-22 01:30:51,689 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-02-22 01:30:51,694 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-02-22 01:30:51,695 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 22.02 01:30:51" (1/1) ... [2021-02-22 01:30:51,696 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3731871e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.02 01:30:51, skipping insertion in model container [2021-02-22 01:30:51,696 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 22.02 01:30:51" (1/1) ... [2021-02-22 01:30:51,707 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-02-22 01:30:51,776 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-02-22 01:30:52,337 WARN L226 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/floats-esbmc-regression/round.i[36280,36293] [2021-02-22 01:30:52,347 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:846) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.standardfunctions.StandardFunctionHandler.handleUnaryFloatFunction(StandardFunctionHandler.java:1710) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.standardfunctions.StandardFunctionHandler.translateStandardFunction(StandardFunctionHandler.java:234) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:1402) 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:706) 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:1409) 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:1353) 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:1046) 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:1424) 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:3213) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:2293) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:580) 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:192) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.MainTranslator.run(MainTranslator.java:115) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.MainTranslator.(MainTranslator.java:93) 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) [2021-02-22 01:30:52,361 INFO L168 Benchmark]: Toolchain (without parser) took 680.20 ms. Allocated memory is still 155.2 MB. Free memory was 130.6 MB in the beginning and 118.1 MB in the end (delta: 12.4 MB). Peak memory consumption was 11.5 MB. Max. memory is 8.0 GB. [2021-02-22 01:30:52,362 INFO L168 Benchmark]: CDTParser took 0.18 ms. Allocated memory is still 155.2 MB. Free memory is still 127.4 MB. There was no memory consumed. Max. memory is 8.0 GB. [2021-02-22 01:30:52,366 INFO L168 Benchmark]: CACSL2BoogieTranslator took 666.23 ms. Allocated memory is still 155.2 MB. Free memory was 129.4 MB in the beginning and 118.1 MB in the end (delta: 11.2 MB). Peak memory consumption was 10.5 MB. Max. memory is 8.0 GB. [2021-02-22 01:30:52,369 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.18 ms. Allocated memory is still 155.2 MB. Free memory is still 127.4 MB. There was no memory consumed. Max. memory is 8.0 GB. * CACSL2BoogieTranslator took 666.23 ms. Allocated memory is still 155.2 MB. Free memory was 129.4 MB in the beginning and 118.1 MB in the end (delta: 11.2 MB). Peak memory consumption was 10.5 MB. Max. memory is 8.0 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:846) RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...