./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/floats-cbmc-regression/float-flags-simp1.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version e943c265 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_15396cfa-bc32-4e8d-8009-175dd0d64d72/bin/utaipan-9zjyvhn0QE/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_15396cfa-bc32-4e8d-8009-175dd0d64d72/bin/utaipan-9zjyvhn0QE/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_15396cfa-bc32-4e8d-8009-175dd0d64d72/bin/utaipan-9zjyvhn0QE/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_15396cfa-bc32-4e8d-8009-175dd0d64d72/bin/utaipan-9zjyvhn0QE/config/TaipanReach.xml -i ../../sv-benchmarks/c/floats-cbmc-regression/float-flags-simp1.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_15396cfa-bc32-4e8d-8009-175dd0d64d72/bin/utaipan-9zjyvhn0QE/config/svcomp-Reach-32bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_15396cfa-bc32-4e8d-8009-175dd0d64d72/bin/utaipan-9zjyvhn0QE --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 Taipan --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash ad2514cc04623eac5dd10238d1f75fcfb17250c322f299a6c8971bfce8395449 .................................................................................................................................................................................. Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_15396cfa-bc32-4e8d-8009-175dd0d64d72/bin/utaipan-9zjyvhn0QE/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_15396cfa-bc32-4e8d-8009-175dd0d64d72/bin/utaipan-9zjyvhn0QE/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_15396cfa-bc32-4e8d-8009-175dd0d64d72/bin/utaipan-9zjyvhn0QE/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_15396cfa-bc32-4e8d-8009-175dd0d64d72/bin/utaipan-9zjyvhn0QE/config/TaipanReach.xml -i ../../sv-benchmarks/c/floats-cbmc-regression/float-flags-simp1.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_15396cfa-bc32-4e8d-8009-175dd0d64d72/bin/utaipan-9zjyvhn0QE/config/svcomp-Reach-32bit-Taipan_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_15396cfa-bc32-4e8d-8009-175dd0d64d72/bin/utaipan-9zjyvhn0QE --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 Taipan --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash ad2514cc04623eac5dd10238d1f75fcfb17250c322f299a6c8971bfce8395449 ................................................................................................................................................................................................ Execution finished normally Writing output log to file Ultimate.log Result: ERROR: ExceptionOrErrorResult: UnsupportedOperationException: not yet supported float operation signbit --- Real Ultimate output --- This is Ultimate 0.2.1-dev-e943c26 [2021-10-24 09:51:50,687 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-10-24 09:51:50,689 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-10-24 09:51:50,723 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-10-24 09:51:50,724 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-10-24 09:51:50,725 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-10-24 09:51:50,726 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-10-24 09:51:50,728 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-10-24 09:51:50,730 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-10-24 09:51:50,731 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-10-24 09:51:50,732 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-10-24 09:51:50,734 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-10-24 09:51:50,734 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-10-24 09:51:50,735 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-10-24 09:51:50,737 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-10-24 09:51:50,738 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-10-24 09:51:50,739 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-10-24 09:51:50,740 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-10-24 09:51:50,742 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-10-24 09:51:50,744 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-10-24 09:51:50,746 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-10-24 09:51:50,747 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-10-24 09:51:50,749 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-10-24 09:51:50,749 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-10-24 09:51:50,753 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-10-24 09:51:50,753 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-10-24 09:51:50,754 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-10-24 09:51:50,755 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-10-24 09:51:50,755 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-10-24 09:51:50,756 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-10-24 09:51:50,757 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-10-24 09:51:50,757 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-10-24 09:51:50,758 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-10-24 09:51:50,759 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-10-24 09:51:50,760 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-10-24 09:51:50,761 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-10-24 09:51:50,762 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-10-24 09:51:50,762 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-10-24 09:51:50,762 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-10-24 09:51:50,763 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-10-24 09:51:50,764 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-10-24 09:51:50,764 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_15396cfa-bc32-4e8d-8009-175dd0d64d72/bin/utaipan-9zjyvhn0QE/config/svcomp-Reach-32bit-Taipan_Default.epf [2021-10-24 09:51:50,797 INFO L113 SettingsManager]: Loading preferences was successful [2021-10-24 09:51:50,797 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-10-24 09:51:50,798 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-10-24 09:51:50,798 INFO L138 SettingsManager]: * User list type=DISABLED [2021-10-24 09:51:50,798 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2021-10-24 09:51:50,799 INFO L138 SettingsManager]: * Explicit value domain=true [2021-10-24 09:51:50,799 INFO L138 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2021-10-24 09:51:50,799 INFO L138 SettingsManager]: * Octagon Domain=false [2021-10-24 09:51:50,799 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2021-10-24 09:51:50,799 INFO L138 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2021-10-24 09:51:50,799 INFO L138 SettingsManager]: * Use the RCFG-of-the-future interface=true [2021-10-24 09:51:50,811 INFO L138 SettingsManager]: * Interval Domain=false [2021-10-24 09:51:50,811 INFO L136 SettingsManager]: Preferences of Sifa differ from their defaults: [2021-10-24 09:51:50,811 INFO L138 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2021-10-24 09:51:50,811 INFO L138 SettingsManager]: * Simplification Technique=SIMPLIFY_QUICK [2021-10-24 09:51:50,812 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-10-24 09:51:50,812 INFO L138 SettingsManager]: * sizeof long=4 [2021-10-24 09:51:50,812 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-10-24 09:51:50,813 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-10-24 09:51:50,813 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-10-24 09:51:50,813 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-10-24 09:51:50,813 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-10-24 09:51:50,813 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-10-24 09:51:50,814 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2021-10-24 09:51:50,814 INFO L138 SettingsManager]: * sizeof long double=12 [2021-10-24 09:51:50,814 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-10-24 09:51:50,814 INFO L138 SettingsManager]: * Use constant arrays=true [2021-10-24 09:51:50,815 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-10-24 09:51:50,815 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-10-24 09:51:50,817 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-10-24 09:51:50,817 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-10-24 09:51:50,818 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-10-24 09:51:50,818 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-10-24 09:51:50,818 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-10-24 09:51:50,818 INFO L138 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2021-10-24 09:51:50,819 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-10-24 09:51:50,820 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-10-24 09:51:50,820 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-10-24 09:51:50,820 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-10-24 09:51:50,820 INFO L138 SettingsManager]: * Abstract interpretation Mode=USE_PREDICATES WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_15396cfa-bc32-4e8d-8009-175dd0d64d72/bin/utaipan-9zjyvhn0QE/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_15396cfa-bc32-4e8d-8009-175dd0d64d72/bin/utaipan-9zjyvhn0QE Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> ad2514cc04623eac5dd10238d1f75fcfb17250c322f299a6c8971bfce8395449 [2021-10-24 09:51:51,080 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-10-24 09:51:51,103 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-10-24 09:51:51,106 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-10-24 09:51:51,108 INFO L271 PluginConnector]: Initializing CDTParser... [2021-10-24 09:51:51,108 INFO L275 PluginConnector]: CDTParser initialized [2021-10-24 09:51:51,109 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_15396cfa-bc32-4e8d-8009-175dd0d64d72/bin/utaipan-9zjyvhn0QE/../../sv-benchmarks/c/floats-cbmc-regression/float-flags-simp1.i [2021-10-24 09:51:51,167 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_15396cfa-bc32-4e8d-8009-175dd0d64d72/bin/utaipan-9zjyvhn0QE/data/24c036c79/984010cd407d4b4dadf30a1306e69b17/FLAG2004e916a [2021-10-24 09:51:51,698 INFO L306 CDTParser]: Found 1 translation units. [2021-10-24 09:51:51,708 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_15396cfa-bc32-4e8d-8009-175dd0d64d72/sv-benchmarks/c/floats-cbmc-regression/float-flags-simp1.i [2021-10-24 09:51:51,744 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_15396cfa-bc32-4e8d-8009-175dd0d64d72/bin/utaipan-9zjyvhn0QE/data/24c036c79/984010cd407d4b4dadf30a1306e69b17/FLAG2004e916a [2021-10-24 09:51:51,961 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_15396cfa-bc32-4e8d-8009-175dd0d64d72/bin/utaipan-9zjyvhn0QE/data/24c036c79/984010cd407d4b4dadf30a1306e69b17 [2021-10-24 09:51:51,964 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-10-24 09:51:51,965 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-10-24 09:51:51,971 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-10-24 09:51:51,971 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-10-24 09:51:51,974 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-10-24 09:51:51,975 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.10 09:51:51" (1/1) ... [2021-10-24 09:51:51,977 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@27a3704a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.10 09:51:51, skipping insertion in model container [2021-10-24 09:51:51,978 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.10 09:51:51" (1/1) ... [2021-10-24 09:51:51,986 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-10-24 09:51:52,039 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-10-24 09:51:52,560 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:846) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.standardfunctions.StandardFunctionHandler.handleUnaryFloatFunction(StandardFunctionHandler.java:1694) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.standardfunctions.StandardFunctionHandler.translateStandardFunction(StandardFunctionHandler.java:236) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:1408) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.PRDispatcher.dispatch(PRDispatcher.java:267) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:1087) 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:2349) 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:712) 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:2349) 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:2349) 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:2349) 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:1576) 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:1052) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.PRDispatcher.dispatch(PRDispatcher.java:232) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.chandler.FunctionHandler.handleFunctionDefinition(FunctionHandler.java:372) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:1430) 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:3218) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:2299) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:580) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.PRDispatcher.dispatch(PRDispatcher.java:134) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.MainTranslator.translate(MainTranslator.java:192) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.MainTranslator.run(MainTranslator.java:115) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.MainTranslator.(MainTranslator.java:93) at de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver.finish(CACSL2BoogieTranslatorObserver.java:128) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:168) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:151) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:128) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:232) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:226) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:142) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:104) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:320) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2021-10-24 09:51:52,566 INFO L168 Benchmark]: Toolchain (without parser) took 598.73 ms. Allocated memory is still 113.2 MB. Free memory was 71.0 MB in the beginning and 84.4 MB in the end (delta: -13.4 MB). Peak memory consumption was 8.4 MB. Max. memory is 16.1 GB. [2021-10-24 09:51:52,568 INFO L168 Benchmark]: CDTParser took 0.21 ms. Allocated memory is still 113.2 MB. Free memory is still 90.1 MB. There was no memory consumed. Max. memory is 16.1 GB. [2021-10-24 09:51:52,569 INFO L168 Benchmark]: CACSL2BoogieTranslator took 592.47 ms. Allocated memory is still 113.2 MB. Free memory was 70.7 MB in the beginning and 84.4 MB in the end (delta: -13.6 MB). Peak memory consumption was 8.4 MB. Max. memory is 16.1 GB. [2021-10-24 09:51:52,572 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.21 ms. Allocated memory is still 113.2 MB. Free memory is still 90.1 MB. There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 592.47 ms. Allocated memory is still 113.2 MB. Free memory was 70.7 MB in the beginning and 84.4 MB in the end (delta: -13.6 MB). Peak memory consumption was 8.4 MB. Max. memory is 16.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - ExceptionOrErrorResult: UnsupportedOperationException: floating point operation not supported in non-bitprecise translation: 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:846) RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request... ### Bit-precise run ### This is Ultimate 0.2.1-dev-e943c26 [2021-10-24 09:51:54,902 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-10-24 09:51:54,907 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-10-24 09:51:54,980 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-10-24 09:51:54,980 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-10-24 09:51:54,988 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-10-24 09:51:54,991 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-10-24 09:51:54,998 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-10-24 09:51:55,002 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-10-24 09:51:55,011 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-10-24 09:51:55,013 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-10-24 09:51:55,015 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-10-24 09:51:55,016 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-10-24 09:51:55,019 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-10-24 09:51:55,022 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-10-24 09:51:55,024 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-10-24 09:51:55,027 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-10-24 09:51:55,028 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-10-24 09:51:55,034 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-10-24 09:51:55,044 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-10-24 09:51:55,046 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-10-24 09:51:55,048 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-10-24 09:51:55,050 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-10-24 09:51:55,051 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-10-24 09:51:55,055 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-10-24 09:51:55,056 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-10-24 09:51:55,056 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-10-24 09:51:55,059 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-10-24 09:51:55,059 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-10-24 09:51:55,061 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-10-24 09:51:55,061 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-10-24 09:51:55,062 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-10-24 09:51:55,065 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-10-24 09:51:55,066 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-10-24 09:51:55,068 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-10-24 09:51:55,068 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-10-24 09:51:55,069 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-10-24 09:51:55,070 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-10-24 09:51:55,096 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-10-24 09:51:55,098 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-10-24 09:51:55,099 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-10-24 09:51:55,100 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_15396cfa-bc32-4e8d-8009-175dd0d64d72/bin/utaipan-9zjyvhn0QE/config/svcomp-Reach-32bit-Taipan_Bitvector.epf [2021-10-24 09:51:55,155 INFO L113 SettingsManager]: Loading preferences was successful [2021-10-24 09:51:55,155 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-10-24 09:51:55,156 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-10-24 09:51:55,157 INFO L138 SettingsManager]: * User list type=DISABLED [2021-10-24 09:51:55,157 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2021-10-24 09:51:55,157 INFO L138 SettingsManager]: * Explicit value domain=true [2021-10-24 09:51:55,157 INFO L138 SettingsManager]: * Octagon Domain=false [2021-10-24 09:51:55,158 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2021-10-24 09:51:55,159 INFO L138 SettingsManager]: * Interval Domain=false [2021-10-24 09:51:55,160 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-10-24 09:51:55,161 INFO L138 SettingsManager]: * sizeof long=4 [2021-10-24 09:51:55,161 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-10-24 09:51:55,162 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-10-24 09:51:55,162 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-10-24 09:51:55,162 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-10-24 09:51:55,162 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-10-24 09:51:55,162 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2021-10-24 09:51:55,163 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2021-10-24 09:51:55,163 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2021-10-24 09:51:55,163 INFO L138 SettingsManager]: * sizeof long double=12 [2021-10-24 09:51:55,163 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-10-24 09:51:55,164 INFO L138 SettingsManager]: * Use constant arrays=true [2021-10-24 09:51:55,164 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-10-24 09:51:55,164 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-10-24 09:51:55,164 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-10-24 09:51:55,164 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-10-24 09:51:55,165 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-10-24 09:51:55,165 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-10-24 09:51:55,165 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-10-24 09:51:55,165 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-10-24 09:51:55,166 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2021-10-24 09:51:55,166 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2021-10-24 09:51:55,166 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-10-24 09:51:55,166 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-10-24 09:51:55,167 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-10-24 09:51:55,167 INFO L138 SettingsManager]: * Logic for external solver=AUFBV WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_15396cfa-bc32-4e8d-8009-175dd0d64d72/bin/utaipan-9zjyvhn0QE/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_15396cfa-bc32-4e8d-8009-175dd0d64d72/bin/utaipan-9zjyvhn0QE Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> ad2514cc04623eac5dd10238d1f75fcfb17250c322f299a6c8971bfce8395449 [2021-10-24 09:51:55,612 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-10-24 09:51:55,650 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-10-24 09:51:55,654 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-10-24 09:51:55,656 INFO L271 PluginConnector]: Initializing CDTParser... [2021-10-24 09:51:55,657 INFO L275 PluginConnector]: CDTParser initialized [2021-10-24 09:51:55,660 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_15396cfa-bc32-4e8d-8009-175dd0d64d72/bin/utaipan-9zjyvhn0QE/../../sv-benchmarks/c/floats-cbmc-regression/float-flags-simp1.i [2021-10-24 09:51:55,750 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_15396cfa-bc32-4e8d-8009-175dd0d64d72/bin/utaipan-9zjyvhn0QE/data/b878fd32c/39f2bfd68d9c48fcbddb265126c1362c/FLAG6229949b3 [2021-10-24 09:51:56,468 INFO L306 CDTParser]: Found 1 translation units. [2021-10-24 09:51:56,469 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_15396cfa-bc32-4e8d-8009-175dd0d64d72/sv-benchmarks/c/floats-cbmc-regression/float-flags-simp1.i [2021-10-24 09:51:56,492 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_15396cfa-bc32-4e8d-8009-175dd0d64d72/bin/utaipan-9zjyvhn0QE/data/b878fd32c/39f2bfd68d9c48fcbddb265126c1362c/FLAG6229949b3 [2021-10-24 09:51:56,733 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_15396cfa-bc32-4e8d-8009-175dd0d64d72/bin/utaipan-9zjyvhn0QE/data/b878fd32c/39f2bfd68d9c48fcbddb265126c1362c [2021-10-24 09:51:56,740 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-10-24 09:51:56,741 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-10-24 09:51:56,743 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-10-24 09:51:56,744 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-10-24 09:51:56,747 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-10-24 09:51:56,748 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.10 09:51:56" (1/1) ... [2021-10-24 09:51:56,750 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@790590a7 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.10 09:51:56, skipping insertion in model container [2021-10-24 09:51:56,750 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.10 09:51:56" (1/1) ... [2021-10-24 09:51:56,772 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-10-24 09:51:56,836 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-10-24 09:51:57,523 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_15396cfa-bc32-4e8d-8009-175dd0d64d72/sv-benchmarks/c/floats-cbmc-regression/float-flags-simp1.i[41004,41017] [2021-10-24 09:51:57,531 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_15396cfa-bc32-4e8d-8009-175dd0d64d72/sv-benchmarks/c/floats-cbmc-regression/float-flags-simp1.i[41250,41263] [2021-10-24 09:51:57,536 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_15396cfa-bc32-4e8d-8009-175dd0d64d72/sv-benchmarks/c/floats-cbmc-regression/float-flags-simp1.i[41501,41514] [2021-10-24 09:51:57,540 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_15396cfa-bc32-4e8d-8009-175dd0d64d72/sv-benchmarks/c/floats-cbmc-regression/float-flags-simp1.i[41728,41741] [2021-10-24 09:51:57,543 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_15396cfa-bc32-4e8d-8009-175dd0d64d72/sv-benchmarks/c/floats-cbmc-regression/float-flags-simp1.i[41969,41982] [2021-10-24 09:51:57,547 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_15396cfa-bc32-4e8d-8009-175dd0d64d72/sv-benchmarks/c/floats-cbmc-regression/float-flags-simp1.i[42292,42305] [2021-10-24 09:51:57,551 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_15396cfa-bc32-4e8d-8009-175dd0d64d72/sv-benchmarks/c/floats-cbmc-regression/float-flags-simp1.i[42618,42631] [2021-10-24 09:51:57,552 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_15396cfa-bc32-4e8d-8009-175dd0d64d72/sv-benchmarks/c/floats-cbmc-regression/float-flags-simp1.i[42692,42705] [2021-10-24 09:51:57,559 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_15396cfa-bc32-4e8d-8009-175dd0d64d72/sv-benchmarks/c/floats-cbmc-regression/float-flags-simp1.i[42943,42956] [2021-10-24 09:51:57,569 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_15396cfa-bc32-4e8d-8009-175dd0d64d72/sv-benchmarks/c/floats-cbmc-regression/float-flags-simp1.i[43279,43292] [2021-10-24 09:51:57,575 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_15396cfa-bc32-4e8d-8009-175dd0d64d72/sv-benchmarks/c/floats-cbmc-regression/float-flags-simp1.i[43602,43615] [2021-10-24 09:51:57,582 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_15396cfa-bc32-4e8d-8009-175dd0d64d72/sv-benchmarks/c/floats-cbmc-regression/float-flags-simp1.i[43928,43941] [2021-10-24 09:51:57,588 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_15396cfa-bc32-4e8d-8009-175dd0d64d72/sv-benchmarks/c/floats-cbmc-regression/float-flags-simp1.i[44003,44016] [2021-10-24 09:51:57,593 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_15396cfa-bc32-4e8d-8009-175dd0d64d72/sv-benchmarks/c/floats-cbmc-regression/float-flags-simp1.i[44254,44267] [2021-10-24 09:51:57,605 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_15396cfa-bc32-4e8d-8009-175dd0d64d72/sv-benchmarks/c/floats-cbmc-regression/float-flags-simp1.i[44590,44603] [2021-10-24 09:51:57,607 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_15396cfa-bc32-4e8d-8009-175dd0d64d72/sv-benchmarks/c/floats-cbmc-regression/float-flags-simp1.i[44913,44926] [2021-10-24 09:51:57,611 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_15396cfa-bc32-4e8d-8009-175dd0d64d72/sv-benchmarks/c/floats-cbmc-regression/float-flags-simp1.i[45239,45252] [2021-10-24 09:51:57,613 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_15396cfa-bc32-4e8d-8009-175dd0d64d72/sv-benchmarks/c/floats-cbmc-regression/float-flags-simp1.i[45313,45326] [2021-10-24 09:51:57,618 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_15396cfa-bc32-4e8d-8009-175dd0d64d72/sv-benchmarks/c/floats-cbmc-regression/float-flags-simp1.i[45388,45401] [2021-10-24 09:51:57,622 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_15396cfa-bc32-4e8d-8009-175dd0d64d72/sv-benchmarks/c/floats-cbmc-regression/float-flags-simp1.i[45639,45652] [2021-10-24 09:51:57,628 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_15396cfa-bc32-4e8d-8009-175dd0d64d72/sv-benchmarks/c/floats-cbmc-regression/float-flags-simp1.i[45975,45988] [2021-10-24 09:51:57,633 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_15396cfa-bc32-4e8d-8009-175dd0d64d72/sv-benchmarks/c/floats-cbmc-regression/float-flags-simp1.i[46211,46224] [2021-10-24 09:51:57,635 FATAL L? ?]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator has thrown an exception: java.lang.UnsupportedOperationException: not yet supported float operation signbit at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.expressiontranslation.BitvectorTranslation.constructOtherUnaryFloatOperation(BitvectorTranslation.java:1143) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.standardfunctions.StandardFunctionHandler.handleUnaryFloatFunction(StandardFunctionHandler.java:1694) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.standardfunctions.StandardFunctionHandler.translateStandardFunction(StandardFunctionHandler.java:236) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:1408) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.PRDispatcher.dispatch(PRDispatcher.java:267) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:1087) 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:2349) 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:2349) 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:2349) 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:1576) 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:1052) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.PRDispatcher.dispatch(PRDispatcher.java:232) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.chandler.FunctionHandler.handleFunctionDefinition(FunctionHandler.java:372) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:1430) 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:3218) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:2299) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:580) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.PRDispatcher.dispatch(PRDispatcher.java:134) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.MainTranslator.translate(MainTranslator.java:192) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.MainTranslator.run(MainTranslator.java:115) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.MainTranslator.(MainTranslator.java:93) at de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver.finish(CACSL2BoogieTranslatorObserver.java:128) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:168) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:151) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:128) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:232) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:226) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:142) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:104) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:320) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2021-10-24 09:51:57,641 INFO L168 Benchmark]: Toolchain (without parser) took 898.66 ms. Allocated memory is still 96.5 MB. Free memory was 58.5 MB in the beginning and 74.5 MB in the end (delta: -16.0 MB). Peak memory consumption was 10.1 MB. Max. memory is 16.1 GB. [2021-10-24 09:51:57,642 INFO L168 Benchmark]: CDTParser took 0.30 ms. Allocated memory is still 96.5 MB. Free memory is still 76.9 MB. There was no memory consumed. Max. memory is 16.1 GB. [2021-10-24 09:51:57,643 INFO L168 Benchmark]: CACSL2BoogieTranslator took 895.78 ms. Allocated memory is still 96.5 MB. Free memory was 58.2 MB in the beginning and 74.5 MB in the end (delta: -16.2 MB). Peak memory consumption was 10.1 MB. Max. memory is 16.1 GB. [2021-10-24 09:51:57,645 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.30 ms. Allocated memory is still 96.5 MB. Free memory is still 76.9 MB. There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 895.78 ms. Allocated memory is still 96.5 MB. Free memory was 58.2 MB in the beginning and 74.5 MB in the end (delta: -16.2 MB). Peak memory consumption was 10.1 MB. Max. memory is 16.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - ExceptionOrErrorResult: UnsupportedOperationException: not yet supported float operation signbit de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: UnsupportedOperationException: not yet supported float operation signbit: de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.expressiontranslation.BitvectorTranslation.constructOtherUnaryFloatOperation(BitvectorTranslation.java:1143) RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...