./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/floats-esbmc-regression/fmod.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version c3fed411 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx15G -Xms4m -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i ../sv-benchmarks/c/floats-esbmc-regression/fmod.i -s /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 52ad1eb84bcc49c472fda5c7c08c65b5a983228ebd8abf8f7fce74a83baebc16 --- Real Ultimate output --- This is Ultimate 0.2.2-tmp.no-commuhash-c3fed41 [2021-12-17 07:18:44,397 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-12-17 07:18:44,407 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-12-17 07:18:44,469 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-12-17 07:18:44,470 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-12-17 07:18:44,471 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-12-17 07:18:44,471 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-12-17 07:18:44,473 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-12-17 07:18:44,474 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-12-17 07:18:44,475 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-12-17 07:18:44,476 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-12-17 07:18:44,477 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-12-17 07:18:44,477 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-12-17 07:18:44,478 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-12-17 07:18:44,479 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-12-17 07:18:44,481 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-12-17 07:18:44,482 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-12-17 07:18:44,485 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-12-17 07:18:44,487 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-12-17 07:18:44,493 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-12-17 07:18:44,494 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-12-17 07:18:44,500 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-12-17 07:18:44,500 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-12-17 07:18:44,501 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-12-17 07:18:44,503 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-12-17 07:18:44,503 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-12-17 07:18:44,503 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-12-17 07:18:44,504 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-12-17 07:18:44,504 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-12-17 07:18:44,504 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-12-17 07:18:44,505 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-12-17 07:18:44,510 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-12-17 07:18:44,511 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-12-17 07:18:44,512 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-12-17 07:18:44,512 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-12-17 07:18:44,512 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-12-17 07:18:44,513 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-12-17 07:18:44,513 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-12-17 07:18:44,513 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-12-17 07:18:44,514 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-12-17 07:18:44,514 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-12-17 07:18:44,516 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2021-12-17 07:18:44,534 INFO L113 SettingsManager]: Loading preferences was successful [2021-12-17 07:18:44,535 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-12-17 07:18:44,535 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-12-17 07:18:44,536 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-12-17 07:18:44,536 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-12-17 07:18:44,537 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2021-12-17 07:18:44,537 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-12-17 07:18:44,537 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-12-17 07:18:44,538 INFO L138 SettingsManager]: * Use SBE=true [2021-12-17 07:18:44,538 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-12-17 07:18:44,539 INFO L138 SettingsManager]: * sizeof long=4 [2021-12-17 07:18:44,539 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-12-17 07:18:44,539 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-12-17 07:18:44,539 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-12-17 07:18:44,539 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-12-17 07:18:44,539 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-12-17 07:18:44,540 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-12-17 07:18:44,540 INFO L138 SettingsManager]: * sizeof long double=12 [2021-12-17 07:18:44,540 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-12-17 07:18:44,540 INFO L138 SettingsManager]: * Use constant arrays=true [2021-12-17 07:18:44,540 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-12-17 07:18:44,540 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-12-17 07:18:44,541 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-12-17 07:18:44,541 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-12-17 07:18:44,541 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-12-17 07:18:44,541 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-12-17 07:18:44,541 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-12-17 07:18:44,541 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-12-17 07:18:44,541 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2021-12-17 07:18:44,542 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-12-17 07:18:44,542 INFO L138 SettingsManager]: * Large block encoding in concurrent analysis=OFF [2021-12-17 07:18:44,542 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2021-12-17 07:18:44,542 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-12-17 07:18:44,542 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-12-17 07:18:44,543 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/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 52ad1eb84bcc49c472fda5c7c08c65b5a983228ebd8abf8f7fce74a83baebc16 [2021-12-17 07:18:44,734 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-12-17 07:18:44,760 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-12-17 07:18:44,762 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-12-17 07:18:44,763 INFO L271 PluginConnector]: Initializing CDTParser... [2021-12-17 07:18:44,764 INFO L275 PluginConnector]: CDTParser initialized [2021-12-17 07:18:44,766 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/floats-esbmc-regression/fmod.i [2021-12-17 07:18:44,837 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/06b6839e1/006307ee51c944879c927994a06aa75d/FLAG395d5a70f [2021-12-17 07:18:45,214 INFO L306 CDTParser]: Found 1 translation units. [2021-12-17 07:18:45,214 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/floats-esbmc-regression/fmod.i [2021-12-17 07:18:45,239 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/06b6839e1/006307ee51c944879c927994a06aa75d/FLAG395d5a70f [2021-12-17 07:18:45,248 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/06b6839e1/006307ee51c944879c927994a06aa75d [2021-12-17 07:18:45,250 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-12-17 07:18:45,251 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-12-17 07:18:45,255 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-12-17 07:18:45,255 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-12-17 07:18:45,258 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-12-17 07:18:45,258 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 17.12 07:18:45" (1/1) ... [2021-12-17 07:18:45,259 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@47f4075c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.12 07:18:45, skipping insertion in model container [2021-12-17 07:18:45,259 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 17.12 07:18:45" (1/1) ... [2021-12-17 07:18:45,264 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-12-17 07:18:45,294 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-12-17 07:18:45,653 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/floats-esbmc-regression/fmod.i[36279,36292] [2021-12-17 07:18:45,660 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: fmod at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.expressiontranslation.IntegerTranslation.constructOtherBinaryFloatOperation(IntegerTranslation.java:853) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.standardfunctions.StandardFunctionHandler.handleBinaryFloatFunction(StandardFunctionHandler.java:1800) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.standardfunctions.StandardFunctionHandler.translateStandardFunction(StandardFunctionHandler.java:235) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:1434) 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:729) 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:177) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.chandler.FunctionHandler.handleFunctionCallGivenNameAndArguments(FunctionHandler.java:674) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.chandler.FunctionHandler.handleFunctionCallExpression(FunctionHandler.java:508) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:1441) 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:1385) 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:1069) 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:371) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:1456) 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:3268) 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.CHandler.visit(CHandler.java:595) 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) [2021-12-17 07:18:45,668 INFO L158 Benchmark]: Toolchain (without parser) took 415.51ms. Allocated memory was 88.1MB in the beginning and 111.1MB in the end (delta: 23.1MB). Free memory was 54.1MB in the beginning and 86.3MB in the end (delta: -32.2MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. [2021-12-17 07:18:45,669 INFO L158 Benchmark]: CDTParser took 0.19ms. Allocated memory is still 88.1MB. Free memory was 49.5MB in the beginning and 49.5MB in the end (delta: 38.6kB). There was no memory consumed. Max. memory is 16.1GB. [2021-12-17 07:18:45,671 INFO L158 Benchmark]: CACSL2BoogieTranslator took 411.10ms. Allocated memory was 88.1MB in the beginning and 111.1MB in the end (delta: 23.1MB). Free memory was 53.9MB in the beginning and 86.3MB in the end (delta: -32.4MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. [2021-12-17 07:18:45,672 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.19ms. Allocated memory is still 88.1MB. Free memory was 49.5MB in the beginning and 49.5MB in the end (delta: 38.6kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 411.10ms. Allocated memory was 88.1MB in the beginning and 111.1MB in the end (delta: 23.1MB). Free memory was 53.9MB in the beginning and 86.3MB in the end (delta: -32.4MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - ExceptionOrErrorResult: UnsupportedOperationException: floating point operation not supported in non-bitprecise translation: fmod de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: UnsupportedOperationException: floating point operation not supported in non-bitprecise translation: fmod: de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.expressiontranslation.IntegerTranslation.constructOtherBinaryFloatOperation(IntegerTranslation.java:853) RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request... --- End real Ultimate output --- Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis ### Bit-precise run ### Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx15G -Xms4m -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i ../sv-benchmarks/c/floats-esbmc-regression/fmod.i -s /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 52ad1eb84bcc49c472fda5c7c08c65b5a983228ebd8abf8f7fce74a83baebc16 --- Real Ultimate output --- This is Ultimate 0.2.2-tmp.no-commuhash-c3fed41 [2021-12-17 07:18:47,173 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-12-17 07:18:47,175 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-12-17 07:18:47,193 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-12-17 07:18:47,193 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-12-17 07:18:47,194 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-12-17 07:18:47,195 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-12-17 07:18:47,197 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-12-17 07:18:47,198 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-12-17 07:18:47,199 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-12-17 07:18:47,199 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-12-17 07:18:47,200 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-12-17 07:18:47,200 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-12-17 07:18:47,201 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-12-17 07:18:47,202 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-12-17 07:18:47,203 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-12-17 07:18:47,203 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-12-17 07:18:47,204 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-12-17 07:18:47,205 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-12-17 07:18:47,206 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-12-17 07:18:47,207 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-12-17 07:18:47,208 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-12-17 07:18:47,209 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-12-17 07:18:47,209 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-12-17 07:18:47,211 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-12-17 07:18:47,211 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-12-17 07:18:47,212 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-12-17 07:18:47,212 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-12-17 07:18:47,213 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-12-17 07:18:47,213 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-12-17 07:18:47,213 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-12-17 07:18:47,214 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-12-17 07:18:47,214 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-12-17 07:18:47,215 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-12-17 07:18:47,216 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-12-17 07:18:47,216 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-12-17 07:18:47,216 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-12-17 07:18:47,216 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-12-17 07:18:47,217 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-12-17 07:18:47,217 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-12-17 07:18:47,218 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-12-17 07:18:47,219 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2021-12-17 07:18:47,237 INFO L113 SettingsManager]: Loading preferences was successful [2021-12-17 07:18:47,238 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-12-17 07:18:47,238 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-12-17 07:18:47,238 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-12-17 07:18:47,239 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-12-17 07:18:47,239 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2021-12-17 07:18:47,240 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-12-17 07:18:47,240 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-12-17 07:18:47,240 INFO L138 SettingsManager]: * Use SBE=true [2021-12-17 07:18:47,240 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-12-17 07:18:47,240 INFO L138 SettingsManager]: * sizeof long=4 [2021-12-17 07:18:47,241 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-12-17 07:18:47,241 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-12-17 07:18:47,241 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-12-17 07:18:47,241 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-12-17 07:18:47,241 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-12-17 07:18:47,242 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2021-12-17 07:18:47,242 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2021-12-17 07:18:47,242 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2021-12-17 07:18:47,242 INFO L138 SettingsManager]: * sizeof long double=12 [2021-12-17 07:18:47,242 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-12-17 07:18:47,243 INFO L138 SettingsManager]: * Use constant arrays=true [2021-12-17 07:18:47,243 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-12-17 07:18:47,243 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-12-17 07:18:47,243 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-12-17 07:18:47,244 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-12-17 07:18:47,244 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-12-17 07:18:47,244 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-12-17 07:18:47,244 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-12-17 07:18:47,244 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-12-17 07:18:47,244 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2021-12-17 07:18:47,245 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2021-12-17 07:18:47,245 INFO L138 SettingsManager]: * Large block encoding in concurrent analysis=OFF [2021-12-17 07:18:47,245 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2021-12-17 07:18:47,245 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-12-17 07:18:47,245 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-12-17 07:18:47,246 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-12-17 07:18:47,246 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/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 52ad1eb84bcc49c472fda5c7c08c65b5a983228ebd8abf8f7fce74a83baebc16 [2021-12-17 07:18:47,508 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-12-17 07:18:47,525 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-12-17 07:18:47,528 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-12-17 07:18:47,530 INFO L271 PluginConnector]: Initializing CDTParser... [2021-12-17 07:18:47,530 INFO L275 PluginConnector]: CDTParser initialized [2021-12-17 07:18:47,531 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/floats-esbmc-regression/fmod.i [2021-12-17 07:18:47,589 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/5d3530a23/f9f5e273a65f459d8667d8e69867d83b/FLAG0d36dd816 [2021-12-17 07:18:48,034 INFO L306 CDTParser]: Found 1 translation units. [2021-12-17 07:18:48,035 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/floats-esbmc-regression/fmod.i [2021-12-17 07:18:48,044 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/5d3530a23/f9f5e273a65f459d8667d8e69867d83b/FLAG0d36dd816 [2021-12-17 07:18:48,390 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/5d3530a23/f9f5e273a65f459d8667d8e69867d83b [2021-12-17 07:18:48,393 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-12-17 07:18:48,397 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-12-17 07:18:48,406 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-12-17 07:18:48,406 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-12-17 07:18:48,409 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-12-17 07:18:48,409 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 17.12 07:18:48" (1/1) ... [2021-12-17 07:18:48,410 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4b50777d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.12 07:18:48, skipping insertion in model container [2021-12-17 07:18:48,415 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 17.12 07:18:48" (1/1) ... [2021-12-17 07:18:48,425 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-12-17 07:18:48,463 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-12-17 07:18:48,804 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/floats-esbmc-regression/fmod.i[36279,36292] [2021-12-17 07:18:48,811 FATAL L? ?]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator has thrown an exception: java.lang.UnsupportedOperationException: not yet supported float operation copysign at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.expressiontranslation.BitvectorTranslation.constructOtherBinaryFloatOperation(BitvectorTranslation.java:1228) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.expressiontranslation.BitvectorTranslation.constructOtherBinaryFloatOperation(BitvectorTranslation.java:1178) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.standardfunctions.StandardFunctionHandler.handleBinaryFloatFunction(StandardFunctionHandler.java:1800) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.standardfunctions.StandardFunctionHandler.translateStandardFunction(StandardFunctionHandler.java:235) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:1434) 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:729) 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:177) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.chandler.FunctionHandler.handleFunctionCallGivenNameAndArguments(FunctionHandler.java:674) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.chandler.FunctionHandler.handleFunctionCallExpression(FunctionHandler.java:508) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:1441) 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:1385) 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:1069) 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:371) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:1456) 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:3268) 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.CHandler.visit(CHandler.java:595) 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) [2021-12-17 07:18:48,817 INFO L158 Benchmark]: Toolchain (without parser) took 421.64ms. Allocated memory was 48.2MB in the beginning and 60.8MB in the end (delta: 12.6MB). Free memory was 22.7MB in the beginning and 42.7MB in the end (delta: -20.0MB). Peak memory consumption was 3.8MB. Max. memory is 16.1GB. [2021-12-17 07:18:48,818 INFO L158 Benchmark]: CDTParser took 0.18ms. Allocated memory is still 48.2MB. Free memory was 29.9MB in the beginning and 29.9MB in the end (delta: 54.0kB). There was no memory consumed. Max. memory is 16.1GB. [2021-12-17 07:18:48,819 INFO L158 Benchmark]: CACSL2BoogieTranslator took 409.08ms. Allocated memory was 48.2MB in the beginning and 60.8MB in the end (delta: 12.6MB). Free memory was 22.5MB in the beginning and 42.7MB in the end (delta: -20.2MB). Peak memory consumption was 3.8MB. Max. memory is 16.1GB. [2021-12-17 07:18:48,821 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.18ms. Allocated memory is still 48.2MB. Free memory was 29.9MB in the beginning and 29.9MB in the end (delta: 54.0kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 409.08ms. Allocated memory was 48.2MB in the beginning and 60.8MB in the end (delta: 12.6MB). Free memory was 22.5MB in the beginning and 42.7MB in the end (delta: -20.2MB). Peak memory consumption was 3.8MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - ExceptionOrErrorResult: UnsupportedOperationException: not yet supported float operation copysign de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: UnsupportedOperationException: not yet supported float operation copysign: de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.expressiontranslation.BitvectorTranslation.constructOtherBinaryFloatOperation(BitvectorTranslation.java:1228) RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: ERROR: ExceptionOrErrorResult: UnsupportedOperationException: not yet supported float operation copysign