./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/floats-cbmc-regression/float-flags-simp1.i --full-output -ea --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 03d7b7b3 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx15G -Xms4m -ea -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-cbmc-regression/float-flags-simp1.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 ad2514cc04623eac5dd10238d1f75fcfb17250c322f299a6c8971bfce8395449 --- Real Ultimate output --- This is Ultimate 0.2.2-dev-03d7b7b [2022-02-20 16:19:43,962 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-02-20 16:19:43,964 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-02-20 16:19:44,005 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-02-20 16:19:44,006 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-02-20 16:19:44,009 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-02-20 16:19:44,010 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-02-20 16:19:44,012 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-02-20 16:19:44,014 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-02-20 16:19:44,018 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-02-20 16:19:44,019 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-02-20 16:19:44,020 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-02-20 16:19:44,020 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-02-20 16:19:44,022 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-02-20 16:19:44,023 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-02-20 16:19:44,025 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-02-20 16:19:44,026 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-02-20 16:19:44,027 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-02-20 16:19:44,029 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-02-20 16:19:44,034 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-02-20 16:19:44,035 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-02-20 16:19:44,035 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-02-20 16:19:44,037 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-02-20 16:19:44,037 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-02-20 16:19:44,043 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-02-20 16:19:44,043 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-02-20 16:19:44,043 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-02-20 16:19:44,045 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-02-20 16:19:44,045 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-02-20 16:19:44,046 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-02-20 16:19:44,046 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-02-20 16:19:44,047 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-02-20 16:19:44,048 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-02-20 16:19:44,049 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-02-20 16:19:44,050 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-02-20 16:19:44,050 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-02-20 16:19:44,051 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-02-20 16:19:44,051 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-02-20 16:19:44,051 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-02-20 16:19:44,052 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-02-20 16:19:44,053 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-02-20 16:19:44,054 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2022-02-20 16:19:44,082 INFO L113 SettingsManager]: Loading preferences was successful [2022-02-20 16:19:44,082 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-02-20 16:19:44,083 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-02-20 16:19:44,083 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-02-20 16:19:44,083 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-02-20 16:19:44,084 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-02-20 16:19:44,084 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-02-20 16:19:44,084 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-02-20 16:19:44,084 INFO L138 SettingsManager]: * Use SBE=true [2022-02-20 16:19:44,085 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-02-20 16:19:44,085 INFO L138 SettingsManager]: * sizeof long=4 [2022-02-20 16:19:44,086 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-02-20 16:19:44,086 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-02-20 16:19:44,086 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-02-20 16:19:44,086 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-02-20 16:19:44,086 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-02-20 16:19:44,086 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-02-20 16:19:44,087 INFO L138 SettingsManager]: * sizeof long double=12 [2022-02-20 16:19:44,087 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-02-20 16:19:44,087 INFO L138 SettingsManager]: * Use constant arrays=true [2022-02-20 16:19:44,087 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-02-20 16:19:44,087 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-02-20 16:19:44,087 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-02-20 16:19:44,088 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-02-20 16:19:44,088 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-02-20 16:19:44,088 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-02-20 16:19:44,088 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-02-20 16:19:44,088 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-02-20 16:19:44,089 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2022-02-20 16:19:44,089 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-02-20 16:19:44,089 INFO L138 SettingsManager]: * Large block encoding in concurrent analysis=OFF [2022-02-20 16:19:44,089 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2022-02-20 16:19:44,089 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-02-20 16:19:44,090 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> ad2514cc04623eac5dd10238d1f75fcfb17250c322f299a6c8971bfce8395449 [2022-02-20 16:19:44,314 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-02-20 16:19:44,335 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-02-20 16:19:44,338 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-02-20 16:19:44,339 INFO L271 PluginConnector]: Initializing CDTParser... [2022-02-20 16:19:44,339 INFO L275 PluginConnector]: CDTParser initialized [2022-02-20 16:19:44,340 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/floats-cbmc-regression/float-flags-simp1.i [2022-02-20 16:19:44,402 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/116f700c7/98c58600f5c3471d9a2c83df57beef0f/FLAG6340da990 [2022-02-20 16:19:44,866 INFO L306 CDTParser]: Found 1 translation units. [2022-02-20 16:19:44,866 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/floats-cbmc-regression/float-flags-simp1.i [2022-02-20 16:19:44,876 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/116f700c7/98c58600f5c3471d9a2c83df57beef0f/FLAG6340da990 [2022-02-20 16:19:44,889 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/116f700c7/98c58600f5c3471d9a2c83df57beef0f [2022-02-20 16:19:44,891 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-02-20 16:19:44,893 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-02-20 16:19:44,895 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-02-20 16:19:44,896 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-02-20 16:19:44,899 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-02-20 16:19:44,900 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.02 04:19:44" (1/1) ... [2022-02-20 16:19:44,900 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@30668806 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.02 04:19:44, skipping insertion in model container [2022-02-20 16:19:44,901 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.02 04:19:44" (1/1) ... [2022-02-20 16:19:44,907 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-02-20 16:19:44,957 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-02-20 16:19:45,391 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: fpclassify 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:1442) 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:1115) 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:2407) 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: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.base.CHandler.visit(CHandler.java:2407) 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:2407) 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:2407) 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:1614) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.PRDispatcher.dispatch(PRDispatcher.java:229) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:1076) 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:1465) 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:3271) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:2356) 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) [2022-02-20 16:19:45,397 INFO L158 Benchmark]: Toolchain (without parser) took 502.86ms. Allocated memory is still 113.2MB. Free memory was 78.9MB in the beginning and 86.0MB in the end (delta: -7.1MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. [2022-02-20 16:19:45,398 INFO L158 Benchmark]: CDTParser took 0.20ms. Allocated memory is still 77.6MB. Free memory was 33.3MB in the beginning and 33.2MB in the end (delta: 40.5kB). There was no memory consumed. Max. memory is 16.1GB. [2022-02-20 16:19:45,400 INFO L158 Benchmark]: CACSL2BoogieTranslator took 498.97ms. Allocated memory is still 113.2MB. Free memory was 78.9MB in the beginning and 86.0MB in the end (delta: -7.1MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. [2022-02-20 16:19:45,401 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - AssertionsEnabledResult: Assertions are enabled Assertions are enabled - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.20ms. Allocated memory is still 77.6MB. Free memory was 33.3MB in the beginning and 33.2MB in the end (delta: 40.5kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 498.97ms. Allocated memory is still 113.2MB. Free memory was 78.9MB in the beginning and 86.0MB in the end (delta: -7.1MB). 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: fpclassify de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: UnsupportedOperationException: floating point operation not supported in non-bitprecise translation: fpclassify: 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 -ea -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-cbmc-regression/float-flags-simp1.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 ad2514cc04623eac5dd10238d1f75fcfb17250c322f299a6c8971bfce8395449 --- Real Ultimate output --- This is Ultimate 0.2.2-dev-03d7b7b [2022-02-20 16:19:47,098 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-02-20 16:19:47,101 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-02-20 16:19:47,149 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-02-20 16:19:47,150 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-02-20 16:19:47,153 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-02-20 16:19:47,154 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-02-20 16:19:47,159 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-02-20 16:19:47,161 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-02-20 16:19:47,166 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-02-20 16:19:47,168 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-02-20 16:19:47,169 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-02-20 16:19:47,169 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-02-20 16:19:47,170 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-02-20 16:19:47,170 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-02-20 16:19:47,174 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-02-20 16:19:47,175 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-02-20 16:19:47,176 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-02-20 16:19:47,178 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-02-20 16:19:47,182 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-02-20 16:19:47,184 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-02-20 16:19:47,185 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-02-20 16:19:47,186 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-02-20 16:19:47,188 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-02-20 16:19:47,195 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-02-20 16:19:47,198 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-02-20 16:19:47,198 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-02-20 16:19:47,199 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-02-20 16:19:47,200 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-02-20 16:19:47,201 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-02-20 16:19:47,201 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-02-20 16:19:47,202 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-02-20 16:19:47,203 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-02-20 16:19:47,204 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-02-20 16:19:47,205 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-02-20 16:19:47,205 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-02-20 16:19:47,206 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-02-20 16:19:47,206 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-02-20 16:19:47,207 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-02-20 16:19:47,208 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-02-20 16:19:47,209 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-02-20 16:19:47,209 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2022-02-20 16:19:47,240 INFO L113 SettingsManager]: Loading preferences was successful [2022-02-20 16:19:47,241 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-02-20 16:19:47,242 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-02-20 16:19:47,242 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-02-20 16:19:47,243 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-02-20 16:19:47,243 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-02-20 16:19:47,244 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-02-20 16:19:47,245 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-02-20 16:19:47,245 INFO L138 SettingsManager]: * Use SBE=true [2022-02-20 16:19:47,245 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-02-20 16:19:47,246 INFO L138 SettingsManager]: * sizeof long=4 [2022-02-20 16:19:47,246 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-02-20 16:19:47,246 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-02-20 16:19:47,246 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-02-20 16:19:47,247 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-02-20 16:19:47,247 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-02-20 16:19:47,247 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2022-02-20 16:19:47,247 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2022-02-20 16:19:47,247 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2022-02-20 16:19:47,248 INFO L138 SettingsManager]: * sizeof long double=12 [2022-02-20 16:19:47,248 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-02-20 16:19:47,248 INFO L138 SettingsManager]: * Use constant arrays=true [2022-02-20 16:19:47,248 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-02-20 16:19:47,248 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-02-20 16:19:47,249 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-02-20 16:19:47,249 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-02-20 16:19:47,249 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-02-20 16:19:47,249 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-02-20 16:19:47,250 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-02-20 16:19:47,250 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-02-20 16:19:47,250 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2022-02-20 16:19:47,250 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2022-02-20 16:19:47,250 INFO L138 SettingsManager]: * Large block encoding in concurrent analysis=OFF [2022-02-20 16:19:47,251 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2022-02-20 16:19:47,251 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-02-20 16:19:47,251 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2022-02-20 16:19:47,251 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> ad2514cc04623eac5dd10238d1f75fcfb17250c322f299a6c8971bfce8395449 [2022-02-20 16:19:47,566 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-02-20 16:19:47,591 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-02-20 16:19:47,594 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-02-20 16:19:47,595 INFO L271 PluginConnector]: Initializing CDTParser... [2022-02-20 16:19:47,595 INFO L275 PluginConnector]: CDTParser initialized [2022-02-20 16:19:47,596 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/floats-cbmc-regression/float-flags-simp1.i [2022-02-20 16:19:47,655 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/e699b0f2a/386a66e84e9246f492431fd1c3b257d0/FLAG4d291632c [2022-02-20 16:19:48,141 INFO L306 CDTParser]: Found 1 translation units. [2022-02-20 16:19:48,142 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/floats-cbmc-regression/float-flags-simp1.i [2022-02-20 16:19:48,162 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/e699b0f2a/386a66e84e9246f492431fd1c3b257d0/FLAG4d291632c [2022-02-20 16:19:48,623 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/e699b0f2a/386a66e84e9246f492431fd1c3b257d0 [2022-02-20 16:19:48,625 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-02-20 16:19:48,626 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-02-20 16:19:48,627 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-02-20 16:19:48,627 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-02-20 16:19:48,630 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-02-20 16:19:48,631 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.02 04:19:48" (1/1) ... [2022-02-20 16:19:48,632 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@10637c31 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.02 04:19:48, skipping insertion in model container [2022-02-20 16:19:48,632 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.02 04:19:48" (1/1) ... [2022-02-20 16:19:48,637 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-02-20 16:19:48,689 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-02-20 16:19:49,053 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-cbmc-regression/float-flags-simp1.i[41004,41017] [2022-02-20 16:19:49,058 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-cbmc-regression/float-flags-simp1.i[41250,41263] [2022-02-20 16:19:49,061 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-cbmc-regression/float-flags-simp1.i[41501,41514] [2022-02-20 16:19:49,063 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-cbmc-regression/float-flags-simp1.i[41728,41741] [2022-02-20 16:19:49,064 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-cbmc-regression/float-flags-simp1.i[41969,41982] [2022-02-20 16:19:49,066 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-cbmc-regression/float-flags-simp1.i[42292,42305] [2022-02-20 16:19:49,068 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-cbmc-regression/float-flags-simp1.i[42618,42631] [2022-02-20 16:19:49,069 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-cbmc-regression/float-flags-simp1.i[42692,42705] [2022-02-20 16:19:49,075 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-cbmc-regression/float-flags-simp1.i[42943,42956] [2022-02-20 16:19:49,079 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-cbmc-regression/float-flags-simp1.i[43279,43292] [2022-02-20 16:19:49,082 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-cbmc-regression/float-flags-simp1.i[43602,43615] [2022-02-20 16:19:49,085 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-cbmc-regression/float-flags-simp1.i[43928,43941] [2022-02-20 16:19:49,088 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-cbmc-regression/float-flags-simp1.i[44003,44016] [2022-02-20 16:19:49,094 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-cbmc-regression/float-flags-simp1.i[44254,44267] [2022-02-20 16:19:49,096 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-cbmc-regression/float-flags-simp1.i[44590,44603] [2022-02-20 16:19:49,098 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-cbmc-regression/float-flags-simp1.i[44913,44926] [2022-02-20 16:19:49,100 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-cbmc-regression/float-flags-simp1.i[45239,45252] [2022-02-20 16:19:49,101 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-cbmc-regression/float-flags-simp1.i[45313,45326] [2022-02-20 16:19:49,102 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-cbmc-regression/float-flags-simp1.i[45388,45401] [2022-02-20 16:19:49,105 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-cbmc-regression/float-flags-simp1.i[45639,45652] [2022-02-20 16:19:49,106 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-cbmc-regression/float-flags-simp1.i[45975,45988] [2022-02-20 16:19:49,108 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-cbmc-regression/float-flags-simp1.i[46211,46224] [2022-02-20 16:19:49,109 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:1442) 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:1115) 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:2407) 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:2407) 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:2407) 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:1614) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.PRDispatcher.dispatch(PRDispatcher.java:229) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:1076) 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:1465) 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:3271) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:2356) 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) [2022-02-20 16:19:49,113 INFO L158 Benchmark]: Toolchain (without parser) took 486.39ms. Allocated memory was 54.5MB in the beginning and 67.1MB in the end (delta: 12.6MB). Free memory was 29.0MB in the beginning and 44.1MB in the end (delta: -15.1MB). Peak memory consumption was 8.1MB. Max. memory is 16.1GB. [2022-02-20 16:19:49,113 INFO L158 Benchmark]: CDTParser took 0.16ms. Allocated memory is still 54.5MB. Free memory is still 36.3MB. There was no memory consumed. Max. memory is 16.1GB. [2022-02-20 16:19:49,114 INFO L158 Benchmark]: CACSL2BoogieTranslator took 483.78ms. Allocated memory was 54.5MB in the beginning and 67.1MB in the end (delta: 12.6MB). Free memory was 28.9MB in the beginning and 44.1MB in the end (delta: -15.2MB). Peak memory consumption was 8.1MB. Max. memory is 16.1GB. [2022-02-20 16:19:49,120 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - AssertionsEnabledResult: Assertions are enabled Assertions are enabled - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.16ms. Allocated memory is still 54.5MB. Free memory is still 36.3MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 483.78ms. Allocated memory was 54.5MB in the beginning and 67.1MB in the end (delta: 12.6MB). Free memory was 28.9MB in the beginning and 44.1MB in the end (delta: -15.2MB). Peak memory consumption was 8.1MB. 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