./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/floats-esbmc-regression/trunc.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 35987657 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/trunc.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 53d0e4efa24e06b5458391640b8378bab1206500841307e98c060e1cff1f8073 --- Real Ultimate output --- This is Ultimate 0.2.2-?-3598765 [2022-07-21 01:32:57,256 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-07-21 01:32:57,257 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-07-21 01:32:57,283 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-07-21 01:32:57,286 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-07-21 01:32:57,287 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-07-21 01:32:57,288 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-07-21 01:32:57,289 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-07-21 01:32:57,291 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-07-21 01:32:57,291 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-07-21 01:32:57,294 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-07-21 01:32:57,295 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-07-21 01:32:57,295 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-07-21 01:32:57,296 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-07-21 01:32:57,297 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-07-21 01:32:57,297 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-07-21 01:32:57,298 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-07-21 01:32:57,299 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-07-21 01:32:57,300 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-07-21 01:32:57,301 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-07-21 01:32:57,308 INFO L181 SettingsManager]: Resetting HornVerifier preferences to default values [2022-07-21 01:32:57,310 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-07-21 01:32:57,313 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-07-21 01:32:57,314 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-07-21 01:32:57,316 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-07-21 01:32:57,318 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-07-21 01:32:57,322 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-07-21 01:32:57,322 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-07-21 01:32:57,323 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-07-21 01:32:57,323 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-07-21 01:32:57,324 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-07-21 01:32:57,324 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-07-21 01:32:57,324 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-07-21 01:32:57,325 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-07-21 01:32:57,326 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-07-21 01:32:57,327 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-07-21 01:32:57,329 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-07-21 01:32:57,329 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-07-21 01:32:57,329 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-07-21 01:32:57,330 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-07-21 01:32:57,330 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-07-21 01:32:57,331 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-07-21 01:32:57,334 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2022-07-21 01:32:57,367 INFO L113 SettingsManager]: Loading preferences was successful [2022-07-21 01:32:57,368 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-07-21 01:32:57,368 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-07-21 01:32:57,368 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-07-21 01:32:57,369 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-07-21 01:32:57,369 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-07-21 01:32:57,370 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-07-21 01:32:57,370 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-07-21 01:32:57,370 INFO L138 SettingsManager]: * Use SBE=true [2022-07-21 01:32:57,371 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-07-21 01:32:57,371 INFO L138 SettingsManager]: * sizeof long=4 [2022-07-21 01:32:57,372 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-07-21 01:32:57,372 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-07-21 01:32:57,372 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-07-21 01:32:57,372 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-07-21 01:32:57,372 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-07-21 01:32:57,372 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-07-21 01:32:57,373 INFO L138 SettingsManager]: * sizeof long double=12 [2022-07-21 01:32:57,373 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-07-21 01:32:57,373 INFO L138 SettingsManager]: * Use constant arrays=true [2022-07-21 01:32:57,373 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-07-21 01:32:57,373 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-07-21 01:32:57,374 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-07-21 01:32:57,374 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-07-21 01:32:57,374 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-07-21 01:32:57,374 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-07-21 01:32:57,374 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-07-21 01:32:57,375 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-07-21 01:32:57,375 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2022-07-21 01:32:57,375 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-07-21 01:32:57,375 INFO L138 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2022-07-21 01:32:57,375 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2022-07-21 01:32:57,376 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-07-21 01:32:57,376 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 53d0e4efa24e06b5458391640b8378bab1206500841307e98c060e1cff1f8073 [2022-07-21 01:32:57,655 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-07-21 01:32:57,675 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-07-21 01:32:57,677 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-07-21 01:32:57,678 INFO L271 PluginConnector]: Initializing CDTParser... [2022-07-21 01:32:57,678 INFO L275 PluginConnector]: CDTParser initialized [2022-07-21 01:32:57,679 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/floats-esbmc-regression/trunc.i [2022-07-21 01:32:57,725 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/171bece43/7b54a1091e7d49d0a32b25a628d65fff/FLAG0d1e6b0f9 [2022-07-21 01:32:58,180 INFO L306 CDTParser]: Found 1 translation units. [2022-07-21 01:32:58,182 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/floats-esbmc-regression/trunc.i [2022-07-21 01:32:58,194 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/171bece43/7b54a1091e7d49d0a32b25a628d65fff/FLAG0d1e6b0f9 [2022-07-21 01:32:58,207 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/171bece43/7b54a1091e7d49d0a32b25a628d65fff [2022-07-21 01:32:58,209 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-07-21 01:32:58,210 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-07-21 01:32:58,212 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-07-21 01:32:58,212 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-07-21 01:32:58,214 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-07-21 01:32:58,215 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.07 01:32:58" (1/1) ... [2022-07-21 01:32:58,216 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5af1eafd and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.07 01:32:58, skipping insertion in model container [2022-07-21 01:32:58,216 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.07 01:32:58" (1/1) ... [2022-07-21 01:32:58,222 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-07-21 01:32:58,259 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-07-21 01:32:58,607 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/trunc.i[36280,36293] [2022-07-21 01:32:58,612 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: trunc at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.expressiontranslation.IntegerTranslation.constructOtherUnaryFloatOperation(IntegerTranslation.java:848) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.standardfunctions.StandardFunctionHandler.handleUnaryFloatFunction(StandardFunctionHandler.java:1792) 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:1447) 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:728) 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:675) 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:1454) 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:1397) 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:1081) 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:1470) 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:3276) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:2361) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:601) 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) [2022-07-21 01:32:58,637 INFO L158 Benchmark]: Toolchain (without parser) took 419.03ms. Allocated memory was 54.5MB in the beginning and 67.1MB in the end (delta: 12.6MB). Free memory was 31.9MB in the beginning and 49.5MB in the end (delta: -17.7MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. [2022-07-21 01:32:58,637 INFO L158 Benchmark]: CDTParser took 0.16ms. Allocated memory is still 54.5MB. Free memory was 36.1MB in the beginning and 36.1MB in the end (delta: 47.3kB). There was no memory consumed. Max. memory is 16.1GB. [2022-07-21 01:32:58,638 INFO L158 Benchmark]: CACSL2BoogieTranslator took 416.54ms. Allocated memory was 54.5MB in the beginning and 67.1MB in the end (delta: 12.6MB). Free memory was 31.7MB in the beginning and 49.5MB in the end (delta: -17.9MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. [2022-07-21 01:32:58,639 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.16ms. Allocated memory is still 54.5MB. Free memory was 36.1MB in the beginning and 36.1MB in the end (delta: 47.3kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 416.54ms. Allocated memory was 54.5MB in the beginning and 67.1MB in the end (delta: 12.6MB). Free memory was 31.7MB in the beginning and 49.5MB in the end (delta: -17.9MB). Peak memory consumption was 10.5MB. 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: trunc de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: UnsupportedOperationException: floating point operation not supported in non-bitprecise translation: trunc: de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.expressiontranslation.IntegerTranslation.constructOtherUnaryFloatOperation(IntegerTranslation.java:848) 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/trunc.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 53d0e4efa24e06b5458391640b8378bab1206500841307e98c060e1cff1f8073 --- Real Ultimate output --- This is Ultimate 0.2.2-?-3598765 [2022-07-21 01:33:00,120 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-07-21 01:33:00,122 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-07-21 01:33:00,155 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-07-21 01:33:00,155 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-07-21 01:33:00,156 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-07-21 01:33:00,159 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-07-21 01:33:00,161 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-07-21 01:33:00,162 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-07-21 01:33:00,166 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-07-21 01:33:00,166 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-07-21 01:33:00,167 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-07-21 01:33:00,167 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-07-21 01:33:00,167 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-07-21 01:33:00,168 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-07-21 01:33:00,168 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-07-21 01:33:00,169 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-07-21 01:33:00,169 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-07-21 01:33:00,170 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-07-21 01:33:00,171 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-07-21 01:33:00,172 INFO L181 SettingsManager]: Resetting HornVerifier preferences to default values [2022-07-21 01:33:00,173 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-07-21 01:33:00,174 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-07-21 01:33:00,174 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-07-21 01:33:00,175 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-07-21 01:33:00,177 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-07-21 01:33:00,177 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-07-21 01:33:00,177 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-07-21 01:33:00,178 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-07-21 01:33:00,178 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-07-21 01:33:00,179 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-07-21 01:33:00,179 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-07-21 01:33:00,179 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-07-21 01:33:00,180 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-07-21 01:33:00,180 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-07-21 01:33:00,181 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-07-21 01:33:00,181 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-07-21 01:33:00,182 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-07-21 01:33:00,182 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-07-21 01:33:00,182 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-07-21 01:33:00,183 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-07-21 01:33:00,183 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-07-21 01:33:00,184 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2022-07-21 01:33:00,206 INFO L113 SettingsManager]: Loading preferences was successful [2022-07-21 01:33:00,207 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-07-21 01:33:00,207 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-07-21 01:33:00,208 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-07-21 01:33:00,208 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-07-21 01:33:00,208 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-07-21 01:33:00,209 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-07-21 01:33:00,209 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-07-21 01:33:00,209 INFO L138 SettingsManager]: * Use SBE=true [2022-07-21 01:33:00,210 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-07-21 01:33:00,210 INFO L138 SettingsManager]: * sizeof long=4 [2022-07-21 01:33:00,210 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-07-21 01:33:00,210 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-07-21 01:33:00,211 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-07-21 01:33:00,211 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-07-21 01:33:00,211 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-07-21 01:33:00,211 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2022-07-21 01:33:00,211 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2022-07-21 01:33:00,211 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2022-07-21 01:33:00,211 INFO L138 SettingsManager]: * sizeof long double=12 [2022-07-21 01:33:00,212 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-07-21 01:33:00,212 INFO L138 SettingsManager]: * Use constant arrays=true [2022-07-21 01:33:00,212 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-07-21 01:33:00,212 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-07-21 01:33:00,212 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-07-21 01:33:00,212 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-07-21 01:33:00,213 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-07-21 01:33:00,213 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-07-21 01:33:00,213 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-07-21 01:33:00,213 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-07-21 01:33:00,213 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2022-07-21 01:33:00,213 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2022-07-21 01:33:00,213 INFO L138 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2022-07-21 01:33:00,214 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2022-07-21 01:33:00,214 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-07-21 01:33:00,214 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2022-07-21 01:33:00,214 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 53d0e4efa24e06b5458391640b8378bab1206500841307e98c060e1cff1f8073 [2022-07-21 01:33:00,476 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-07-21 01:33:00,493 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-07-21 01:33:00,495 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-07-21 01:33:00,496 INFO L271 PluginConnector]: Initializing CDTParser... [2022-07-21 01:33:00,497 INFO L275 PluginConnector]: CDTParser initialized [2022-07-21 01:33:00,498 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/floats-esbmc-regression/trunc.i [2022-07-21 01:33:00,544 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/ca7dbb7fd/97ff350bc2ee444b97e244947a68d2bf/FLAGfdf461a25 [2022-07-21 01:33:00,924 INFO L306 CDTParser]: Found 1 translation units. [2022-07-21 01:33:00,925 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/floats-esbmc-regression/trunc.i [2022-07-21 01:33:00,943 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/ca7dbb7fd/97ff350bc2ee444b97e244947a68d2bf/FLAGfdf461a25 [2022-07-21 01:33:01,291 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/ca7dbb7fd/97ff350bc2ee444b97e244947a68d2bf [2022-07-21 01:33:01,293 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-07-21 01:33:01,294 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-07-21 01:33:01,295 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-07-21 01:33:01,295 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-07-21 01:33:01,297 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-07-21 01:33:01,298 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.07 01:33:01" (1/1) ... [2022-07-21 01:33:01,298 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@73f38e44 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.07 01:33:01, skipping insertion in model container [2022-07-21 01:33:01,299 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.07 01:33:01" (1/1) ... [2022-07-21 01:33:01,303 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-07-21 01:33:01,335 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-07-21 01:33:01,702 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/trunc.i[36280,36293] [2022-07-21 01:33:01,735 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:1139) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.standardfunctions.StandardFunctionHandler.handleUnaryFloatFunction(StandardFunctionHandler.java:1792) 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:1447) 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:1120) 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:2412) 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: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:675) 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:1454) 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:1397) 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:1081) 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:1470) 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:3276) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:2361) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:601) 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) [2022-07-21 01:33:01,741 INFO L158 Benchmark]: Toolchain (without parser) took 445.02ms. Allocated memory is still 62.9MB. Free memory was 42.2MB in the beginning and 45.5MB in the end (delta: -3.3MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2022-07-21 01:33:01,742 INFO L158 Benchmark]: CDTParser took 0.18ms. Allocated memory is still 62.9MB. Free memory was 45.3MB in the beginning and 45.3MB in the end (delta: 48.6kB). There was no memory consumed. Max. memory is 16.1GB. [2022-07-21 01:33:01,743 INFO L158 Benchmark]: CACSL2BoogieTranslator took 443.63ms. Allocated memory is still 62.9MB. Free memory was 42.0MB in the beginning and 45.5MB in the end (delta: -3.5MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. [2022-07-21 01:33:01,744 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 62.9MB. Free memory was 45.3MB in the beginning and 45.3MB in the end (delta: 48.6kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 443.63ms. Allocated memory is still 62.9MB. Free memory was 42.0MB in the beginning and 45.5MB in the end (delta: -3.5MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. * 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:1139) 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 signbit