./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 0f8a17c6 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f3e52be0-a01d-41dd-b610-c5cdcd0b391d/bin/utaipan-UbGMyvGFUs/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f3e52be0-a01d-41dd-b610-c5cdcd0b391d/bin/utaipan-UbGMyvGFUs/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f3e52be0-a01d-41dd-b610-c5cdcd0b391d/bin/utaipan-UbGMyvGFUs/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f3e52be0-a01d-41dd-b610-c5cdcd0b391d/bin/utaipan-UbGMyvGFUs/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_f3e52be0-a01d-41dd-b610-c5cdcd0b391d/bin/utaipan-UbGMyvGFUs/config/svcomp-Reach-32bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f3e52be0-a01d-41dd-b610-c5cdcd0b391d/bin/utaipan-UbGMyvGFUs --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 --- Real Ultimate output --- This is Ultimate 0.2.1-dev-0f8a17c [2021-11-19 14:22:47,638 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-19 14:22:47,641 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-19 14:22:47,705 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-19 14:22:47,705 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-19 14:22:47,710 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-19 14:22:47,712 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-19 14:22:47,717 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-19 14:22:47,720 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-19 14:22:47,727 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-19 14:22:47,729 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-19 14:22:47,731 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-19 14:22:47,731 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-19 14:22:47,734 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-19 14:22:47,737 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-19 14:22:47,746 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-19 14:22:47,748 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-19 14:22:47,749 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-19 14:22:47,752 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-19 14:22:47,759 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-19 14:22:47,762 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-19 14:22:47,764 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-19 14:22:47,767 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-19 14:22:47,768 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-19 14:22:47,774 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-19 14:22:47,774 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-19 14:22:47,775 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-19 14:22:47,777 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-19 14:22:47,778 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-19 14:22:47,779 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-19 14:22:47,780 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-19 14:22:47,781 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-19 14:22:47,783 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-19 14:22:47,784 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-19 14:22:47,786 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-19 14:22:47,786 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-19 14:22:47,787 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-19 14:22:47,787 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-19 14:22:47,788 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-19 14:22:47,789 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-19 14:22:47,790 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-19 14:22:47,791 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f3e52be0-a01d-41dd-b610-c5cdcd0b391d/bin/utaipan-UbGMyvGFUs/config/svcomp-Reach-32bit-Taipan_Default.epf [2021-11-19 14:22:47,836 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-19 14:22:47,837 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-19 14:22:47,838 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-19 14:22:47,839 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2021-11-19 14:22:47,839 INFO L138 SettingsManager]: * User list type=DISABLED [2021-11-19 14:22:47,839 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2021-11-19 14:22:47,840 INFO L138 SettingsManager]: * Explicit value domain=true [2021-11-19 14:22:47,840 INFO L138 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2021-11-19 14:22:47,840 INFO L138 SettingsManager]: * Octagon Domain=false [2021-11-19 14:22:47,840 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2021-11-19 14:22:47,842 INFO L138 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2021-11-19 14:22:47,842 INFO L138 SettingsManager]: * Use the RCFG-of-the-future interface=true [2021-11-19 14:22:47,842 INFO L138 SettingsManager]: * Interval Domain=false [2021-11-19 14:22:47,843 INFO L136 SettingsManager]: Preferences of Sifa differ from their defaults: [2021-11-19 14:22:47,843 INFO L138 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2021-11-19 14:22:47,843 INFO L138 SettingsManager]: * Simplification Technique=SIMPLIFY_QUICK [2021-11-19 14:22:47,844 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-19 14:22:47,844 INFO L138 SettingsManager]: * sizeof long=4 [2021-11-19 14:22:47,845 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-11-19 14:22:47,845 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-11-19 14:22:47,845 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-19 14:22:47,845 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-19 14:22:47,846 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-19 14:22:47,846 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-19 14:22:47,846 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2021-11-19 14:22:47,846 INFO L138 SettingsManager]: * sizeof long double=12 [2021-11-19 14:22:47,847 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-19 14:22:47,847 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-19 14:22:47,847 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-19 14:22:47,849 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-19 14:22:47,849 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-11-19 14:22:47,849 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-11-19 14:22:47,850 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-19 14:22:47,850 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-19 14:22:47,850 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-19 14:22:47,851 INFO L138 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2021-11-19 14:22:47,851 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-11-19 14:22:47,851 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-19 14:22:47,851 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-11-19 14:22:47,852 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-11-19 14:22:47,852 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_f3e52be0-a01d-41dd-b610-c5cdcd0b391d/bin/utaipan-UbGMyvGFUs/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f3e52be0-a01d-41dd-b610-c5cdcd0b391d/bin/utaipan-UbGMyvGFUs Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> ad2514cc04623eac5dd10238d1f75fcfb17250c322f299a6c8971bfce8395449 [2021-11-19 14:22:48,146 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-19 14:22:48,171 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-19 14:22:48,174 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-19 14:22:48,176 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-19 14:22:48,177 INFO L275 PluginConnector]: CDTParser initialized [2021-11-19 14:22:48,178 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f3e52be0-a01d-41dd-b610-c5cdcd0b391d/bin/utaipan-UbGMyvGFUs/../../sv-benchmarks/c/floats-cbmc-regression/float-flags-simp1.i [2021-11-19 14:22:48,244 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f3e52be0-a01d-41dd-b610-c5cdcd0b391d/bin/utaipan-UbGMyvGFUs/data/5f2ec22b2/1baa362b9d8a49249d588fa3f64f1df9/FLAGdf8c6f334 [2021-11-19 14:22:48,906 INFO L306 CDTParser]: Found 1 translation units. [2021-11-19 14:22:48,906 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f3e52be0-a01d-41dd-b610-c5cdcd0b391d/sv-benchmarks/c/floats-cbmc-regression/float-flags-simp1.i [2021-11-19 14:22:48,920 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f3e52be0-a01d-41dd-b610-c5cdcd0b391d/bin/utaipan-UbGMyvGFUs/data/5f2ec22b2/1baa362b9d8a49249d588fa3f64f1df9/FLAGdf8c6f334 [2021-11-19 14:22:49,123 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f3e52be0-a01d-41dd-b610-c5cdcd0b391d/bin/utaipan-UbGMyvGFUs/data/5f2ec22b2/1baa362b9d8a49249d588fa3f64f1df9 [2021-11-19 14:22:49,126 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-19 14:22:49,127 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-19 14:22:49,128 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-19 14:22:49,128 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-19 14:22:49,141 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-19 14:22:49,142 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 02:22:49" (1/1) ... [2021-11-19 14:22:49,145 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@76ba7dc4 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:22:49, skipping insertion in model container [2021-11-19 14:22:49,146 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 02:22:49" (1/1) ... [2021-11-19 14:22:49,153 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-19 14:22:49,214 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-19 14:22:49,809 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:1761) 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:1438) 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:1111) 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:2400) 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:736) 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:2400) 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:2400) 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:2400) 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:1606) 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:372) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:1460) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.PRDispatcher.dispatch(PRDispatcher.java:155) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.processTUchild(CHandler.java:3276) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:2350) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:602) 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) [2021-11-19 14:22:49,816 INFO L158 Benchmark]: Toolchain (without parser) took 687.34ms. Allocated memory was 81.8MB in the beginning and 98.6MB in the end (delta: 16.8MB). Free memory was 60.4MB in the beginning and 73.2MB in the end (delta: -12.7MB). Peak memory consumption was 10.9MB. Max. memory is 16.1GB. [2021-11-19 14:22:49,818 INFO L158 Benchmark]: CDTParser took 0.14ms. Allocated memory is still 81.8MB. Free memory was 60.2MB in the beginning and 60.2MB in the end (delta: 50.0kB). There was no memory consumed. Max. memory is 16.1GB. [2021-11-19 14:22:49,820 INFO L158 Benchmark]: CACSL2BoogieTranslator took 685.56ms. Allocated memory was 81.8MB in the beginning and 98.6MB in the end (delta: 16.8MB). Free memory was 60.2MB in the beginning and 73.2MB in the end (delta: -12.9MB). Peak memory consumption was 10.9MB. Max. memory is 16.1GB. [2021-11-19 14:22:49,823 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.14ms. Allocated memory is still 81.8MB. Free memory was 60.2MB in the beginning and 60.2MB in the end (delta: 50.0kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 685.56ms. Allocated memory was 81.8MB in the beginning and 98.6MB in the end (delta: 16.8MB). Free memory was 60.2MB in the beginning and 73.2MB in the end (delta: -12.9MB). Peak memory consumption was 10.9MB. 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:846) 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=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f3e52be0-a01d-41dd-b610-c5cdcd0b391d/bin/utaipan-UbGMyvGFUs/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f3e52be0-a01d-41dd-b610-c5cdcd0b391d/bin/utaipan-UbGMyvGFUs/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f3e52be0-a01d-41dd-b610-c5cdcd0b391d/bin/utaipan-UbGMyvGFUs/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f3e52be0-a01d-41dd-b610-c5cdcd0b391d/bin/utaipan-UbGMyvGFUs/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_f3e52be0-a01d-41dd-b610-c5cdcd0b391d/bin/utaipan-UbGMyvGFUs/config/svcomp-Reach-32bit-Taipan_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f3e52be0-a01d-41dd-b610-c5cdcd0b391d/bin/utaipan-UbGMyvGFUs --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 --- Real Ultimate output --- This is Ultimate 0.2.1-dev-0f8a17c [2021-11-19 14:22:52,114 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-19 14:22:52,116 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-19 14:22:52,176 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-19 14:22:52,177 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-19 14:22:52,181 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-19 14:22:52,183 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-19 14:22:52,187 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-19 14:22:52,190 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-19 14:22:52,198 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-19 14:22:52,200 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-19 14:22:52,201 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-19 14:22:52,202 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-19 14:22:52,205 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-19 14:22:52,207 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-19 14:22:52,213 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-19 14:22:52,215 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-19 14:22:52,216 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-19 14:22:52,219 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-19 14:22:52,230 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-19 14:22:52,233 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-19 14:22:52,234 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-19 14:22:52,237 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-19 14:22:52,239 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-19 14:22:52,248 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-19 14:22:52,249 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-19 14:22:52,249 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-19 14:22:52,251 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-19 14:22:52,252 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-19 14:22:52,253 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-19 14:22:52,254 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-19 14:22:52,255 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-19 14:22:52,257 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-19 14:22:52,258 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-19 14:22:52,259 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-19 14:22:52,260 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-19 14:22:52,261 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-19 14:22:52,261 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-19 14:22:52,261 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-19 14:22:52,263 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-19 14:22:52,264 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-19 14:22:52,265 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f3e52be0-a01d-41dd-b610-c5cdcd0b391d/bin/utaipan-UbGMyvGFUs/config/svcomp-Reach-32bit-Taipan_Bitvector.epf [2021-11-19 14:22:52,311 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-19 14:22:52,312 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-19 14:22:52,313 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-19 14:22:52,313 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2021-11-19 14:22:52,314 INFO L138 SettingsManager]: * User list type=DISABLED [2021-11-19 14:22:52,314 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2021-11-19 14:22:52,314 INFO L138 SettingsManager]: * Explicit value domain=true [2021-11-19 14:22:52,314 INFO L138 SettingsManager]: * Octagon Domain=false [2021-11-19 14:22:52,315 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2021-11-19 14:22:52,315 INFO L138 SettingsManager]: * Interval Domain=false [2021-11-19 14:22:52,317 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-19 14:22:52,317 INFO L138 SettingsManager]: * sizeof long=4 [2021-11-19 14:22:52,318 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-11-19 14:22:52,318 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-19 14:22:52,318 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-19 14:22:52,318 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-19 14:22:52,318 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-19 14:22:52,319 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2021-11-19 14:22:52,319 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2021-11-19 14:22:52,319 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2021-11-19 14:22:52,319 INFO L138 SettingsManager]: * sizeof long double=12 [2021-11-19 14:22:52,320 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-19 14:22:52,320 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-19 14:22:52,320 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-19 14:22:52,320 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-19 14:22:52,320 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-11-19 14:22:52,321 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-11-19 14:22:52,321 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-11-19 14:22:52,321 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-19 14:22:52,321 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-19 14:22:52,322 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-19 14:22:52,322 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2021-11-19 14:22:52,322 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2021-11-19 14:22:52,322 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-19 14:22:52,323 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-11-19 14:22:52,323 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-11-19 14:22:52,323 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_f3e52be0-a01d-41dd-b610-c5cdcd0b391d/bin/utaipan-UbGMyvGFUs/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f3e52be0-a01d-41dd-b610-c5cdcd0b391d/bin/utaipan-UbGMyvGFUs Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> ad2514cc04623eac5dd10238d1f75fcfb17250c322f299a6c8971bfce8395449 [2021-11-19 14:22:52,743 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-19 14:22:52,779 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-19 14:22:52,782 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-19 14:22:52,783 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-19 14:22:52,784 INFO L275 PluginConnector]: CDTParser initialized [2021-11-19 14:22:52,786 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f3e52be0-a01d-41dd-b610-c5cdcd0b391d/bin/utaipan-UbGMyvGFUs/../../sv-benchmarks/c/floats-cbmc-regression/float-flags-simp1.i [2021-11-19 14:22:52,867 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f3e52be0-a01d-41dd-b610-c5cdcd0b391d/bin/utaipan-UbGMyvGFUs/data/62bd280c8/cf9463c778f642158e9614bfdf1e1d62/FLAG025645a2b [2021-11-19 14:22:53,627 INFO L306 CDTParser]: Found 1 translation units. [2021-11-19 14:22:53,627 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f3e52be0-a01d-41dd-b610-c5cdcd0b391d/sv-benchmarks/c/floats-cbmc-regression/float-flags-simp1.i [2021-11-19 14:22:53,645 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f3e52be0-a01d-41dd-b610-c5cdcd0b391d/bin/utaipan-UbGMyvGFUs/data/62bd280c8/cf9463c778f642158e9614bfdf1e1d62/FLAG025645a2b [2021-11-19 14:22:53,663 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f3e52be0-a01d-41dd-b610-c5cdcd0b391d/bin/utaipan-UbGMyvGFUs/data/62bd280c8/cf9463c778f642158e9614bfdf1e1d62 [2021-11-19 14:22:53,666 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-19 14:22:53,668 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-19 14:22:53,672 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-19 14:22:53,673 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-19 14:22:53,686 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-19 14:22:53,687 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 02:22:53" (1/1) ... [2021-11-19 14:22:53,688 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@70487c11 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:22:53, skipping insertion in model container [2021-11-19 14:22:53,689 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 02:22:53" (1/1) ... [2021-11-19 14:22:53,697 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-19 14:22:53,754 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-19 14:22:54,324 WARN L230 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_f3e52be0-a01d-41dd-b610-c5cdcd0b391d/sv-benchmarks/c/floats-cbmc-regression/float-flags-simp1.i[41004,41017] [2021-11-19 14:22:54,330 WARN L230 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_f3e52be0-a01d-41dd-b610-c5cdcd0b391d/sv-benchmarks/c/floats-cbmc-regression/float-flags-simp1.i[41250,41263] [2021-11-19 14:22:54,333 WARN L230 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_f3e52be0-a01d-41dd-b610-c5cdcd0b391d/sv-benchmarks/c/floats-cbmc-regression/float-flags-simp1.i[41501,41514] [2021-11-19 14:22:54,336 WARN L230 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_f3e52be0-a01d-41dd-b610-c5cdcd0b391d/sv-benchmarks/c/floats-cbmc-regression/float-flags-simp1.i[41728,41741] [2021-11-19 14:22:54,337 WARN L230 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_f3e52be0-a01d-41dd-b610-c5cdcd0b391d/sv-benchmarks/c/floats-cbmc-regression/float-flags-simp1.i[41969,41982] [2021-11-19 14:22:54,340 WARN L230 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_f3e52be0-a01d-41dd-b610-c5cdcd0b391d/sv-benchmarks/c/floats-cbmc-regression/float-flags-simp1.i[42292,42305] [2021-11-19 14:22:54,343 WARN L230 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_f3e52be0-a01d-41dd-b610-c5cdcd0b391d/sv-benchmarks/c/floats-cbmc-regression/float-flags-simp1.i[42618,42631] [2021-11-19 14:22:54,344 WARN L230 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_f3e52be0-a01d-41dd-b610-c5cdcd0b391d/sv-benchmarks/c/floats-cbmc-regression/float-flags-simp1.i[42692,42705] [2021-11-19 14:22:54,351 WARN L230 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_f3e52be0-a01d-41dd-b610-c5cdcd0b391d/sv-benchmarks/c/floats-cbmc-regression/float-flags-simp1.i[42943,42956] [2021-11-19 14:22:54,356 WARN L230 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_f3e52be0-a01d-41dd-b610-c5cdcd0b391d/sv-benchmarks/c/floats-cbmc-regression/float-flags-simp1.i[43279,43292] [2021-11-19 14:22:54,360 WARN L230 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_f3e52be0-a01d-41dd-b610-c5cdcd0b391d/sv-benchmarks/c/floats-cbmc-regression/float-flags-simp1.i[43602,43615] [2021-11-19 14:22:54,365 WARN L230 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_f3e52be0-a01d-41dd-b610-c5cdcd0b391d/sv-benchmarks/c/floats-cbmc-regression/float-flags-simp1.i[43928,43941] [2021-11-19 14:22:54,368 WARN L230 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_f3e52be0-a01d-41dd-b610-c5cdcd0b391d/sv-benchmarks/c/floats-cbmc-regression/float-flags-simp1.i[44003,44016] [2021-11-19 14:22:54,384 WARN L230 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_f3e52be0-a01d-41dd-b610-c5cdcd0b391d/sv-benchmarks/c/floats-cbmc-regression/float-flags-simp1.i[44254,44267] [2021-11-19 14:22:54,386 WARN L230 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_f3e52be0-a01d-41dd-b610-c5cdcd0b391d/sv-benchmarks/c/floats-cbmc-regression/float-flags-simp1.i[44590,44603] [2021-11-19 14:22:54,388 WARN L230 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_f3e52be0-a01d-41dd-b610-c5cdcd0b391d/sv-benchmarks/c/floats-cbmc-regression/float-flags-simp1.i[44913,44926] [2021-11-19 14:22:54,390 WARN L230 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_f3e52be0-a01d-41dd-b610-c5cdcd0b391d/sv-benchmarks/c/floats-cbmc-regression/float-flags-simp1.i[45239,45252] [2021-11-19 14:22:54,390 WARN L230 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_f3e52be0-a01d-41dd-b610-c5cdcd0b391d/sv-benchmarks/c/floats-cbmc-regression/float-flags-simp1.i[45313,45326] [2021-11-19 14:22:54,391 WARN L230 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_f3e52be0-a01d-41dd-b610-c5cdcd0b391d/sv-benchmarks/c/floats-cbmc-regression/float-flags-simp1.i[45388,45401] [2021-11-19 14:22:54,393 WARN L230 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_f3e52be0-a01d-41dd-b610-c5cdcd0b391d/sv-benchmarks/c/floats-cbmc-regression/float-flags-simp1.i[45639,45652] [2021-11-19 14:22:54,395 WARN L230 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_f3e52be0-a01d-41dd-b610-c5cdcd0b391d/sv-benchmarks/c/floats-cbmc-regression/float-flags-simp1.i[45975,45988] [2021-11-19 14:22:54,397 WARN L230 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_f3e52be0-a01d-41dd-b610-c5cdcd0b391d/sv-benchmarks/c/floats-cbmc-regression/float-flags-simp1.i[46211,46224] [2021-11-19 14:22:54,398 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:1140) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.standardfunctions.StandardFunctionHandler.handleUnaryFloatFunction(StandardFunctionHandler.java:1761) 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:1438) 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:1111) 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:2400) 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:2400) 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:2400) 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:1606) 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:372) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:1460) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.PRDispatcher.dispatch(PRDispatcher.java:155) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.processTUchild(CHandler.java:3276) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:2350) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:602) 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) [2021-11-19 14:22:54,402 INFO L158 Benchmark]: Toolchain (without parser) took 733.25ms. Allocated memory is still 79.7MB. Free memory was 42.2MB in the beginning and 57.1MB in the end (delta: -14.9MB). Peak memory consumption was 7.0MB. Max. memory is 16.1GB. [2021-11-19 14:22:54,403 INFO L158 Benchmark]: CDTParser took 0.23ms. Allocated memory is still 79.7MB. Free memory was 61.2MB in the beginning and 61.1MB in the end (delta: 69.4kB). There was no memory consumed. Max. memory is 16.1GB. [2021-11-19 14:22:54,404 INFO L158 Benchmark]: CACSL2BoogieTranslator took 727.96ms. Allocated memory is still 79.7MB. Free memory was 42.0MB in the beginning and 57.1MB in the end (delta: -15.1MB). Peak memory consumption was 7.0MB. Max. memory is 16.1GB. [2021-11-19 14:22:54,405 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.23ms. Allocated memory is still 79.7MB. Free memory was 61.2MB in the beginning and 61.1MB in the end (delta: 69.4kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 727.96ms. Allocated memory is still 79.7MB. Free memory was 42.0MB in the beginning and 57.1MB in the end (delta: -15.1MB). Peak memory consumption was 7.0MB. 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:1140) 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