./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 69874e26 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/run_dir_afcfb1f7-c396-493a-9523-08acd4172a42/bin/uautomizer/data/config -Xmx15G -Xms4m -jar /tmp/vcloud-vcloud-master/worker/run_dir_afcfb1f7-c396-493a-9523-08acd4172a42/bin/uautomizer/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/run_dir_afcfb1f7-c396-493a-9523-08acd4172a42/bin/uautomizer/data -tc /tmp/vcloud-vcloud-master/worker/run_dir_afcfb1f7-c396-493a-9523-08acd4172a42/bin/uautomizer/config/AutomizerReach.xml -i ../../sv-benchmarks/c/floats-esbmc-regression/round.i -s /tmp/vcloud-vcloud-master/worker/run_dir_afcfb1f7-c396-493a-9523-08acd4172a42/bin/uautomizer/config/svcomp-Reach-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/run_dir_afcfb1f7-c396-493a-9523-08acd4172a42/bin/uautomizer --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=/tmp/vcloud-vcloud-master/worker/run_dir_afcfb1f7-c396-493a-9523-08acd4172a42/bin/uautomizer/data/config -Xmx15G -Xms4m -jar /tmp/vcloud-vcloud-master/worker/run_dir_afcfb1f7-c396-493a-9523-08acd4172a42/bin/uautomizer/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/run_dir_afcfb1f7-c396-493a-9523-08acd4172a42/bin/uautomizer/data -tc /tmp/vcloud-vcloud-master/worker/run_dir_afcfb1f7-c396-493a-9523-08acd4172a42/bin/uautomizer/config/AutomizerReach.xml -i ../../sv-benchmarks/c/floats-esbmc-regression/round.i -s /tmp/vcloud-vcloud-master/worker/run_dir_afcfb1f7-c396-493a-9523-08acd4172a42/bin/uautomizer/config/svcomp-Reach-32bit-Automizer_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/run_dir_afcfb1f7-c396-493a-9523-08acd4172a42/bin/uautomizer --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: UnsupportedOperationException: not yet supported float operation signbit --- Real Ultimate output --- This is Ultimate 0.2.0-69874e2 [2020-12-01 16:01:20,076 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-12-01 16:01:20,079 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-12-01 16:01:20,127 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-12-01 16:01:20,129 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-12-01 16:01:20,135 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-12-01 16:01:20,138 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-12-01 16:01:20,149 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-12-01 16:01:20,152 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-12-01 16:01:20,158 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-12-01 16:01:20,159 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-12-01 16:01:20,162 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-12-01 16:01:20,162 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-12-01 16:01:20,166 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-12-01 16:01:20,168 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-12-01 16:01:20,170 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-12-01 16:01:20,171 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-12-01 16:01:20,177 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-12-01 16:01:20,181 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-12-01 16:01:20,191 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-12-01 16:01:20,193 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-12-01 16:01:20,195 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-12-01 16:01:20,201 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-12-01 16:01:20,202 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-12-01 16:01:20,212 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-12-01 16:01:20,213 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-12-01 16:01:20,213 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-12-01 16:01:20,216 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-12-01 16:01:20,217 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-12-01 16:01:20,218 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-12-01 16:01:20,219 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-12-01 16:01:20,220 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-12-01 16:01:20,223 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-12-01 16:01:20,224 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-12-01 16:01:20,226 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-12-01 16:01:20,226 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-12-01 16:01:20,227 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-12-01 16:01:20,227 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-12-01 16:01:20,228 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-12-01 16:01:20,229 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-12-01 16:01:20,230 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-12-01 16:01:20,233 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/run_dir_afcfb1f7-c396-493a-9523-08acd4172a42/bin/uautomizer/config/svcomp-Reach-32bit-Automizer_Default.epf [2020-12-01 16:01:20,280 INFO L113 SettingsManager]: Loading preferences was successful [2020-12-01 16:01:20,283 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-12-01 16:01:20,285 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-12-01 16:01:20,285 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-12-01 16:01:20,286 INFO L138 SettingsManager]: * Use SBE=true [2020-12-01 16:01:20,286 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-12-01 16:01:20,286 INFO L138 SettingsManager]: * sizeof long=4 [2020-12-01 16:01:20,287 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-12-01 16:01:20,287 INFO L138 SettingsManager]: * sizeof POINTER=4 [2020-12-01 16:01:20,287 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-12-01 16:01:20,288 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-12-01 16:01:20,289 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-12-01 16:01:20,289 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-12-01 16:01:20,289 INFO L138 SettingsManager]: * sizeof long double=12 [2020-12-01 16:01:20,289 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-12-01 16:01:20,290 INFO L138 SettingsManager]: * Use constant arrays=true [2020-12-01 16:01:20,290 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-12-01 16:01:20,290 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-12-01 16:01:20,291 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-12-01 16:01:20,291 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-12-01 16:01:20,291 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-12-01 16:01:20,291 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-12-01 16:01:20,292 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-12-01 16:01:20,292 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-12-01 16:01:20,292 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-12-01 16:01:20,292 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2020-12-01 16:01:20,293 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-12-01 16:01:20,293 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-12-01 16:01:20,293 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-12-01 16:01:20,293 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:/tmp/vcloud-vcloud-master/worker/run_dir_afcfb1f7-c396-493a-9523-08acd4172a42/bin/uautomizer/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud-vcloud-master/worker/run_dir_afcfb1f7-c396-493a-9523-08acd4172a42/bin/uautomizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> c9e4251dbb300f03b3d83f28f501b84b64dd36cc [2020-12-01 16:01:20,547 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-12-01 16:01:20,583 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-12-01 16:01:20,585 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-12-01 16:01:20,586 INFO L271 PluginConnector]: Initializing CDTParser... [2020-12-01 16:01:20,588 INFO L275 PluginConnector]: CDTParser initialized [2020-12-01 16:01:20,589 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/run_dir_afcfb1f7-c396-493a-9523-08acd4172a42/bin/uautomizer/../../sv-benchmarks/c/floats-esbmc-regression/round.i [2020-12-01 16:01:20,656 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_afcfb1f7-c396-493a-9523-08acd4172a42/bin/uautomizer/data/b44b45647/b83c5b86372148ab877d43369f213952/FLAGa6b094085 [2020-12-01 16:01:21,269 INFO L306 CDTParser]: Found 1 translation units. [2020-12-01 16:01:21,270 INFO L160 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/run_dir_afcfb1f7-c396-493a-9523-08acd4172a42/sv-benchmarks/c/floats-esbmc-regression/round.i [2020-12-01 16:01:21,294 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_afcfb1f7-c396-493a-9523-08acd4172a42/bin/uautomizer/data/b44b45647/b83c5b86372148ab877d43369f213952/FLAGa6b094085 [2020-12-01 16:01:21,524 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/run_dir_afcfb1f7-c396-493a-9523-08acd4172a42/bin/uautomizer/data/b44b45647/b83c5b86372148ab877d43369f213952 [2020-12-01 16:01:21,528 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-12-01 16:01:21,530 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2020-12-01 16:01:21,534 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-12-01 16:01:21,535 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-12-01 16:01:21,538 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-12-01 16:01:21,540 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 01.12 04:01:21" (1/1) ... [2020-12-01 16:01:21,542 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3d60e45c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 04:01:21, skipping insertion in model container [2020-12-01 16:01:21,543 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 01.12 04:01:21" (1/1) ... [2020-12-01 16:01:21,551 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-12-01 16:01:21,616 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-12-01 16:01:22,223 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:1692) 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:1401) 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:705) 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:1408) 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:1352) 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:1045) 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:1423) 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:2292) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:579) 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) [2020-12-01 16:01:22,234 INFO L168 Benchmark]: Toolchain (without parser) took 702.28 ms. Allocated memory is still 90.2 MB. Free memory was 60.6 MB in the beginning and 66.3 MB in the end (delta: -5.7 MB). Peak memory consumption was 12.6 MB. Max. memory is 16.1 GB. [2020-12-01 16:01:22,235 INFO L168 Benchmark]: CDTParser took 0.34 ms. Allocated memory is still 90.2 MB. Free memory is still 49.6 MB. There was no memory consumed. Max. memory is 16.1 GB. [2020-12-01 16:01:22,236 INFO L168 Benchmark]: CACSL2BoogieTranslator took 696.93 ms. Allocated memory is still 90.2 MB. Free memory was 60.4 MB in the beginning and 66.3 MB in the end (delta: -6.0 MB). Peak memory consumption was 12.6 MB. Max. memory is 16.1 GB. [2020-12-01 16:01:22,240 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.34 ms. Allocated memory is still 90.2 MB. Free memory is still 49.6 MB. There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 696.93 ms. Allocated memory is still 90.2 MB. Free memory was 60.4 MB in the beginning and 66.3 MB in the end (delta: -6.0 MB). Peak memory consumption was 12.6 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:846) RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request... ### Bit-precise run ### This is Ultimate 0.2.0-69874e2 [2020-12-01 16:01:24,547 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-12-01 16:01:24,550 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-12-01 16:01:24,581 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-12-01 16:01:24,582 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-12-01 16:01:24,583 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-12-01 16:01:24,585 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-12-01 16:01:24,587 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-12-01 16:01:24,590 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-12-01 16:01:24,591 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-12-01 16:01:24,592 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-12-01 16:01:24,593 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-12-01 16:01:24,594 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-12-01 16:01:24,595 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-12-01 16:01:24,597 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-12-01 16:01:24,598 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-12-01 16:01:24,599 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-12-01 16:01:24,600 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-12-01 16:01:24,602 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-12-01 16:01:24,605 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-12-01 16:01:24,607 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-12-01 16:01:24,609 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-12-01 16:01:24,610 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-12-01 16:01:24,611 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-12-01 16:01:24,615 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-12-01 16:01:24,615 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-12-01 16:01:24,615 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-12-01 16:01:24,617 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-12-01 16:01:24,617 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-12-01 16:01:24,618 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-12-01 16:01:24,619 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-12-01 16:01:24,620 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-12-01 16:01:24,621 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-12-01 16:01:24,622 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-12-01 16:01:24,623 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-12-01 16:01:24,624 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-12-01 16:01:24,626 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-12-01 16:01:24,626 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-12-01 16:01:24,627 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-12-01 16:01:24,629 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-12-01 16:01:24,630 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-12-01 16:01:24,631 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/run_dir_afcfb1f7-c396-493a-9523-08acd4172a42/bin/uautomizer/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2020-12-01 16:01:24,684 INFO L113 SettingsManager]: Loading preferences was successful [2020-12-01 16:01:24,684 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-12-01 16:01:24,688 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-12-01 16:01:24,688 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-12-01 16:01:24,688 INFO L138 SettingsManager]: * Use SBE=true [2020-12-01 16:01:24,689 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-12-01 16:01:24,689 INFO L138 SettingsManager]: * sizeof long=4 [2020-12-01 16:01:24,689 INFO L138 SettingsManager]: * sizeof POINTER=4 [2020-12-01 16:01:24,689 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-12-01 16:01:24,689 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-12-01 16:01:24,690 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-12-01 16:01:24,691 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-12-01 16:01:24,691 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2020-12-01 16:01:24,691 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2020-12-01 16:01:24,691 INFO L138 SettingsManager]: * sizeof long double=12 [2020-12-01 16:01:24,692 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-12-01 16:01:24,692 INFO L138 SettingsManager]: * Use constant arrays=true [2020-12-01 16:01:24,692 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-12-01 16:01:24,692 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-12-01 16:01:24,692 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-12-01 16:01:24,693 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-12-01 16:01:24,693 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-12-01 16:01:24,693 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-12-01 16:01:24,693 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-12-01 16:01:24,694 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-12-01 16:01:24,694 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-12-01 16:01:24,694 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2020-12-01 16:01:24,694 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2020-12-01 16:01:24,701 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-12-01 16:01:24,701 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-12-01 16:01:24,702 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2020-12-01 16:01:24,702 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:/tmp/vcloud-vcloud-master/worker/run_dir_afcfb1f7-c396-493a-9523-08acd4172a42/bin/uautomizer/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud-vcloud-master/worker/run_dir_afcfb1f7-c396-493a-9523-08acd4172a42/bin/uautomizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> c9e4251dbb300f03b3d83f28f501b84b64dd36cc [2020-12-01 16:01:25,101 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-12-01 16:01:25,142 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-12-01 16:01:25,145 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-12-01 16:01:25,147 INFO L271 PluginConnector]: Initializing CDTParser... [2020-12-01 16:01:25,148 INFO L275 PluginConnector]: CDTParser initialized [2020-12-01 16:01:25,149 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/run_dir_afcfb1f7-c396-493a-9523-08acd4172a42/bin/uautomizer/../../sv-benchmarks/c/floats-esbmc-regression/round.i [2020-12-01 16:01:25,217 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_afcfb1f7-c396-493a-9523-08acd4172a42/bin/uautomizer/data/bc713c91e/760b3f2b23f54e2fa0651f32f94795a7/FLAGb3079d9e3 [2020-12-01 16:01:25,838 INFO L306 CDTParser]: Found 1 translation units. [2020-12-01 16:01:25,839 INFO L160 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/run_dir_afcfb1f7-c396-493a-9523-08acd4172a42/sv-benchmarks/c/floats-esbmc-regression/round.i [2020-12-01 16:01:25,858 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_afcfb1f7-c396-493a-9523-08acd4172a42/bin/uautomizer/data/bc713c91e/760b3f2b23f54e2fa0651f32f94795a7/FLAGb3079d9e3 [2020-12-01 16:01:26,078 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/run_dir_afcfb1f7-c396-493a-9523-08acd4172a42/bin/uautomizer/data/bc713c91e/760b3f2b23f54e2fa0651f32f94795a7 [2020-12-01 16:01:26,081 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-12-01 16:01:26,083 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2020-12-01 16:01:26,087 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-12-01 16:01:26,087 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-12-01 16:01:26,091 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-12-01 16:01:26,092 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 01.12 04:01:26" (1/1) ... [2020-12-01 16:01:26,094 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2eed31c3 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 04:01:26, skipping insertion in model container [2020-12-01 16:01:26,095 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 01.12 04:01:26" (1/1) ... [2020-12-01 16:01:26,102 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-12-01 16:01:26,165 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-12-01 16:01:26,767 FATAL L? ?]: 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:1143) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.standardfunctions.StandardFunctionHandler.handleUnaryFloatFunction(StandardFunctionHandler.java:1692) 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:1401) 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:1080) 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:2342) 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: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:1408) 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:1352) 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:1045) 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:1423) 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:2292) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:579) 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) [2020-12-01 16:01:26,774 INFO L168 Benchmark]: Toolchain (without parser) took 688.91 ms. Allocated memory is still 58.7 MB. Free memory was 36.0 MB in the beginning and 41.3 MB in the end (delta: -5.4 MB). Peak memory consumption was 13.1 MB. Max. memory is 16.1 GB. [2020-12-01 16:01:26,776 INFO L168 Benchmark]: CDTParser took 0.25 ms. Allocated memory is still 58.7 MB. Free memory was 40.9 MB in the beginning and 40.9 MB in the end (delta: 38.4 kB). There was no memory consumed. Max. memory is 16.1 GB. [2020-12-01 16:01:26,777 INFO L168 Benchmark]: CACSL2BoogieTranslator took 684.50 ms. Allocated memory is still 58.7 MB. Free memory was 35.8 MB in the beginning and 41.3 MB in the end (delta: -5.6 MB). Peak memory consumption was 11.0 MB. Max. memory is 16.1 GB. [2020-12-01 16:01:26,779 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.25 ms. Allocated memory is still 58.7 MB. Free memory was 40.9 MB in the beginning and 40.9 MB in the end (delta: 38.4 kB). There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 684.50 ms. Allocated memory is still 58.7 MB. Free memory was 35.8 MB in the beginning and 41.3 MB in the end (delta: -5.6 MB). Peak memory consumption was 11.0 MB. Max. memory is 16.1 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:1143) RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...