./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/floats-esbmc-regression/copysign.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 2329fc70 Calling Ultimate with: /usr/lib/jvm/java-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8c155f70-d432-4a00-993c-97e31eb62307/bin/utaipan-gh47qXpMRh/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8c155f70-d432-4a00-993c-97e31eb62307/bin/utaipan-gh47qXpMRh/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8c155f70-d432-4a00-993c-97e31eb62307/bin/utaipan-gh47qXpMRh/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8c155f70-d432-4a00-993c-97e31eb62307/bin/utaipan-gh47qXpMRh/config/TaipanReach.xml -i ../../sv-benchmarks/c/floats-esbmc-regression/copysign.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8c155f70-d432-4a00-993c-97e31eb62307/bin/utaipan-gh47qXpMRh/config/svcomp-Reach-32bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8c155f70-d432-4a00-993c-97e31eb62307/bin/utaipan-gh47qXpMRh --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 2f34aba89e381b89acd59d62fc0bbb34b450b50d13d8bd460c8729bf328625a4 --- Real Ultimate output --- [0.001s][warning][os,container] Duplicate cpuset controllers detected. Picking /sys/fs/cgroup/cpuset, skipping /sys/fs/cgroup/cpuset. This is Ultimate 0.2.2-dev-2329fc7 [2022-12-14 10:12:43,826 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-12-14 10:12:43,828 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-12-14 10:12:43,840 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-12-14 10:12:43,841 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-12-14 10:12:43,841 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-12-14 10:12:43,842 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-12-14 10:12:43,843 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-12-14 10:12:43,844 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-12-14 10:12:43,845 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-12-14 10:12:43,846 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-12-14 10:12:43,846 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-12-14 10:12:43,847 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-12-14 10:12:43,848 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-12-14 10:12:43,849 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-12-14 10:12:43,849 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-12-14 10:12:43,850 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-12-14 10:12:43,851 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-12-14 10:12:43,852 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-12-14 10:12:43,853 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-12-14 10:12:43,854 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-12-14 10:12:43,855 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-12-14 10:12:43,855 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-12-14 10:12:43,856 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-12-14 10:12:43,858 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-12-14 10:12:43,858 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-12-14 10:12:43,859 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-12-14 10:12:43,859 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-12-14 10:12:43,860 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-12-14 10:12:43,860 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-12-14 10:12:43,861 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-12-14 10:12:43,861 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-12-14 10:12:43,862 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-12-14 10:12:43,863 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-12-14 10:12:43,864 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-12-14 10:12:43,865 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-12-14 10:12:43,865 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-12-14 10:12:43,865 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-12-14 10:12:43,866 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-12-14 10:12:43,867 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-12-14 10:12:43,867 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-12-14 10:12:43,868 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8c155f70-d432-4a00-993c-97e31eb62307/bin/utaipan-gh47qXpMRh/config/svcomp-Reach-32bit-Taipan_Default.epf [2022-12-14 10:12:43,894 INFO L113 SettingsManager]: Loading preferences was successful [2022-12-14 10:12:43,894 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-12-14 10:12:43,894 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-12-14 10:12:43,894 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-12-14 10:12:43,895 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-12-14 10:12:43,895 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-12-14 10:12:43,895 INFO L138 SettingsManager]: * User list type=DISABLED [2022-12-14 10:12:43,896 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2022-12-14 10:12:43,896 INFO L138 SettingsManager]: * Explicit value domain=true [2022-12-14 10:12:43,896 INFO L138 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2022-12-14 10:12:43,896 INFO L138 SettingsManager]: * Octagon Domain=false [2022-12-14 10:12:43,896 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2022-12-14 10:12:43,897 INFO L138 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2022-12-14 10:12:43,897 INFO L138 SettingsManager]: * Use the RCFG-of-the-future interface=true [2022-12-14 10:12:43,897 INFO L138 SettingsManager]: * Interval Domain=false [2022-12-14 10:12:43,897 INFO L136 SettingsManager]: Preferences of Sifa differ from their defaults: [2022-12-14 10:12:43,897 INFO L138 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2022-12-14 10:12:43,898 INFO L138 SettingsManager]: * Simplification Technique=POLY_PAC [2022-12-14 10:12:43,898 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-12-14 10:12:43,899 INFO L138 SettingsManager]: * sizeof long=4 [2022-12-14 10:12:43,899 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-12-14 10:12:43,899 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-12-14 10:12:43,899 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-12-14 10:12:43,899 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-12-14 10:12:43,899 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-12-14 10:12:43,900 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-12-14 10:12:43,900 INFO L138 SettingsManager]: * sizeof long double=12 [2022-12-14 10:12:43,900 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-12-14 10:12:43,900 INFO L138 SettingsManager]: * Use constant arrays=true [2022-12-14 10:12:43,900 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-12-14 10:12:43,901 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-12-14 10:12:43,901 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-12-14 10:12:43,901 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-12-14 10:12:43,901 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-12-14 10:12:43,901 INFO L138 SettingsManager]: * Abstract interpretation Mode=USE_PREDICATES [2022-12-14 10:12:43,902 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-12-14 10:12:43,902 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-12-14 10:12:43,902 INFO L138 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2022-12-14 10:12:43,902 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-12-14 10:12:43,902 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-12-14 10:12:43,902 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2022-12-14 10:12:43,903 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8c155f70-d432-4a00-993c-97e31eb62307/bin/utaipan-gh47qXpMRh/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8c155f70-d432-4a00-993c-97e31eb62307/bin/utaipan-gh47qXpMRh Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 2f34aba89e381b89acd59d62fc0bbb34b450b50d13d8bd460c8729bf328625a4 [2022-12-14 10:12:44,126 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-12-14 10:12:44,144 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-12-14 10:12:44,146 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-12-14 10:12:44,147 INFO L271 PluginConnector]: Initializing CDTParser... [2022-12-14 10:12:44,147 INFO L275 PluginConnector]: CDTParser initialized [2022-12-14 10:12:44,148 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8c155f70-d432-4a00-993c-97e31eb62307/bin/utaipan-gh47qXpMRh/../../sv-benchmarks/c/floats-esbmc-regression/copysign.i [2022-12-14 10:12:46,673 INFO L500 CDTParser]: Created temporary CDT project at NULL [2022-12-14 10:12:46,863 INFO L351 CDTParser]: Found 1 translation units. [2022-12-14 10:12:46,863 INFO L172 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8c155f70-d432-4a00-993c-97e31eb62307/sv-benchmarks/c/floats-esbmc-regression/copysign.i [2022-12-14 10:12:46,870 INFO L394 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8c155f70-d432-4a00-993c-97e31eb62307/bin/utaipan-gh47qXpMRh/data/6a3793a92/28570e7eef984a539e4071f2e54f75f1/FLAG95fd882f9 [2022-12-14 10:12:47,271 INFO L402 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8c155f70-d432-4a00-993c-97e31eb62307/bin/utaipan-gh47qXpMRh/data/6a3793a92/28570e7eef984a539e4071f2e54f75f1 [2022-12-14 10:12:47,277 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-12-14 10:12:47,279 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-12-14 10:12:47,281 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-12-14 10:12:47,281 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-12-14 10:12:47,285 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-12-14 10:12:47,286 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.12 10:12:47" (1/1) ... [2022-12-14 10:12:47,287 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7a06d761 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 10:12:47, skipping insertion in model container [2022-12-14 10:12:47,287 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.12 10:12:47" (1/1) ... [2022-12-14 10:12:47,294 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-12-14 10:12:47,321 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-12-14 10:12:47,636 WARN L237 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_8c155f70-d432-4a00-993c-97e31eb62307/sv-benchmarks/c/floats-esbmc-regression/copysign.i[36283,36296] [2022-12-14 10:12:47,643 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: copysign at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.expressiontranslation.IntegerTranslation.constructOtherBinaryFloatOperation(IntegerTranslation.java:813) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.standardfunctions.StandardFunctionHandler.handleBinaryFloatFunction(StandardFunctionHandler.java:2071) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.standardfunctions.StandardFunctionHandler.translateStandardFunction(StandardFunctionHandler.java:242) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:1470) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.PRDispatcher.dispatch(PRDispatcher.java:267) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:727) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.PRDispatcher.dispatch(PRDispatcher.java:282) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.result.ExpressionResultTransformer.transformDispatchDecaySwitchRexBoolToInt(ExpressionResultTransformer.java:177) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.chandler.FunctionHandler.handleFunctionCallGivenNameAndArguments(FunctionHandler.java:678) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.chandler.FunctionHandler.handleFunctionCallExpression(FunctionHandler.java:509) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:1476) 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:1420) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.PRDispatcher.dispatch(PRDispatcher.java:220) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:1094) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.PRDispatcher.dispatch(PRDispatcher.java:232) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.chandler.FunctionHandler.handleFunctionDefinition(FunctionHandler.java:371) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:1496) 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:3320) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:2395) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:600) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.PRDispatcher.dispatch(PRDispatcher.java:134) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.MainTranslator.translate(MainTranslator.java:192) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.MainTranslator.run(MainTranslator.java:115) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.MainTranslator.(MainTranslator.java:93) at de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver.finish(CACSL2BoogieTranslatorObserver.java:128) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:168) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:151) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:128) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:232) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:226) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:142) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:104) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:320) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2022-12-14 10:12:47,647 INFO L158 Benchmark]: Toolchain (without parser) took 367.01ms. Allocated memory is still 121.6MB. Free memory was 86.6MB in the beginning and 74.2MB in the end (delta: 12.4MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. [2022-12-14 10:12:47,647 INFO L158 Benchmark]: CDTParser took 0.09ms. Allocated memory is still 121.6MB. Free memory was 85.7MB in the beginning and 85.6MB in the end (delta: 27.0kB). There was no memory consumed. Max. memory is 16.1GB. [2022-12-14 10:12:47,648 INFO L158 Benchmark]: CACSL2BoogieTranslator took 364.47ms. Allocated memory is still 121.6MB. Free memory was 86.1MB in the beginning and 74.2MB in the end (delta: 11.9MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. [2022-12-14 10:12:47,649 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.09ms. Allocated memory is still 121.6MB. Free memory was 85.7MB in the beginning and 85.6MB in the end (delta: 27.0kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 364.47ms. Allocated memory is still 121.6MB. Free memory was 86.1MB in the beginning and 74.2MB in the end (delta: 11.9MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - ExceptionOrErrorResult: UnsupportedOperationException: floating point operation not supported in non-bitprecise translation: copysign de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: UnsupportedOperationException: floating point operation not supported in non-bitprecise translation: copysign: de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.expressiontranslation.IntegerTranslation.constructOtherBinaryFloatOperation(IntegerTranslation.java:813) 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/lib/jvm/java-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8c155f70-d432-4a00-993c-97e31eb62307/bin/utaipan-gh47qXpMRh/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8c155f70-d432-4a00-993c-97e31eb62307/bin/utaipan-gh47qXpMRh/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8c155f70-d432-4a00-993c-97e31eb62307/bin/utaipan-gh47qXpMRh/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8c155f70-d432-4a00-993c-97e31eb62307/bin/utaipan-gh47qXpMRh/config/TaipanReach.xml -i ../../sv-benchmarks/c/floats-esbmc-regression/copysign.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8c155f70-d432-4a00-993c-97e31eb62307/bin/utaipan-gh47qXpMRh/config/svcomp-Reach-32bit-Taipan_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8c155f70-d432-4a00-993c-97e31eb62307/bin/utaipan-gh47qXpMRh --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 2f34aba89e381b89acd59d62fc0bbb34b450b50d13d8bd460c8729bf328625a4 --- Real Ultimate output --- [0.001s][warning][os,container] Duplicate cpuset controllers detected. Picking /sys/fs/cgroup/cpuset, skipping /sys/fs/cgroup/cpuset. This is Ultimate 0.2.2-dev-2329fc7 [2022-12-14 10:12:49,190 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-12-14 10:12:49,192 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-12-14 10:12:49,211 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-12-14 10:12:49,212 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-12-14 10:12:49,213 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-12-14 10:12:49,214 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-12-14 10:12:49,216 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-12-14 10:12:49,217 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-12-14 10:12:49,218 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-12-14 10:12:49,219 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-12-14 10:12:49,220 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-12-14 10:12:49,220 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-12-14 10:12:49,221 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-12-14 10:12:49,222 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-12-14 10:12:49,223 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-12-14 10:12:49,228 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-12-14 10:12:49,230 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-12-14 10:12:49,231 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-12-14 10:12:49,233 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-12-14 10:12:49,235 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-12-14 10:12:49,236 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-12-14 10:12:49,237 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-12-14 10:12:49,238 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-12-14 10:12:49,242 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-12-14 10:12:49,242 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-12-14 10:12:49,242 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-12-14 10:12:49,243 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-12-14 10:12:49,244 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-12-14 10:12:49,245 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-12-14 10:12:49,245 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-12-14 10:12:49,246 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-12-14 10:12:49,246 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-12-14 10:12:49,247 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-12-14 10:12:49,248 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-12-14 10:12:49,248 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-12-14 10:12:49,249 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-12-14 10:12:49,249 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-12-14 10:12:49,249 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-12-14 10:12:49,250 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-12-14 10:12:49,251 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-12-14 10:12:49,252 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8c155f70-d432-4a00-993c-97e31eb62307/bin/utaipan-gh47qXpMRh/config/svcomp-Reach-32bit-Taipan_Bitvector.epf [2022-12-14 10:12:49,281 INFO L113 SettingsManager]: Loading preferences was successful [2022-12-14 10:12:49,281 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-12-14 10:12:49,282 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-12-14 10:12:49,282 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-12-14 10:12:49,283 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-12-14 10:12:49,283 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-12-14 10:12:49,283 INFO L138 SettingsManager]: * User list type=DISABLED [2022-12-14 10:12:49,283 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2022-12-14 10:12:49,283 INFO L138 SettingsManager]: * Explicit value domain=true [2022-12-14 10:12:49,284 INFO L138 SettingsManager]: * Octagon Domain=false [2022-12-14 10:12:49,284 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2022-12-14 10:12:49,284 INFO L138 SettingsManager]: * Interval Domain=false [2022-12-14 10:12:49,285 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-12-14 10:12:49,285 INFO L138 SettingsManager]: * sizeof long=4 [2022-12-14 10:12:49,285 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-12-14 10:12:49,285 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-12-14 10:12:49,286 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-12-14 10:12:49,286 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-12-14 10:12:49,286 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-12-14 10:12:49,286 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2022-12-14 10:12:49,286 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2022-12-14 10:12:49,286 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2022-12-14 10:12:49,287 INFO L138 SettingsManager]: * sizeof long double=12 [2022-12-14 10:12:49,287 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-12-14 10:12:49,287 INFO L138 SettingsManager]: * Use constant arrays=true [2022-12-14 10:12:49,287 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-12-14 10:12:49,287 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-12-14 10:12:49,288 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-12-14 10:12:49,288 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-12-14 10:12:49,288 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-12-14 10:12:49,288 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-12-14 10:12:49,288 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-12-14 10:12:49,289 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-12-14 10:12:49,289 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2022-12-14 10:12:49,289 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2022-12-14 10:12:49,289 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-12-14 10:12:49,289 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2022-12-14 10:12:49,289 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2022-12-14 10:12:49,290 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_8c155f70-d432-4a00-993c-97e31eb62307/bin/utaipan-gh47qXpMRh/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8c155f70-d432-4a00-993c-97e31eb62307/bin/utaipan-gh47qXpMRh Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 2f34aba89e381b89acd59d62fc0bbb34b450b50d13d8bd460c8729bf328625a4 [2022-12-14 10:12:49,536 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-12-14 10:12:49,552 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-12-14 10:12:49,554 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-12-14 10:12:49,554 INFO L271 PluginConnector]: Initializing CDTParser... [2022-12-14 10:12:49,555 INFO L275 PluginConnector]: CDTParser initialized [2022-12-14 10:12:49,556 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8c155f70-d432-4a00-993c-97e31eb62307/bin/utaipan-gh47qXpMRh/../../sv-benchmarks/c/floats-esbmc-regression/copysign.i [2022-12-14 10:12:52,179 INFO L500 CDTParser]: Created temporary CDT project at NULL [2022-12-14 10:12:52,392 INFO L351 CDTParser]: Found 1 translation units. [2022-12-14 10:12:52,393 INFO L172 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8c155f70-d432-4a00-993c-97e31eb62307/sv-benchmarks/c/floats-esbmc-regression/copysign.i [2022-12-14 10:12:52,408 INFO L394 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8c155f70-d432-4a00-993c-97e31eb62307/bin/utaipan-gh47qXpMRh/data/a3292522f/1bf8322309f449a59bf442f3ce103490/FLAG807bc3909 [2022-12-14 10:12:52,422 INFO L402 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8c155f70-d432-4a00-993c-97e31eb62307/bin/utaipan-gh47qXpMRh/data/a3292522f/1bf8322309f449a59bf442f3ce103490 [2022-12-14 10:12:52,425 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-12-14 10:12:52,426 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-12-14 10:12:52,428 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-12-14 10:12:52,428 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-12-14 10:12:52,431 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-12-14 10:12:52,432 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.12 10:12:52" (1/1) ... [2022-12-14 10:12:52,433 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@268064a0 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 10:12:52, skipping insertion in model container [2022-12-14 10:12:52,433 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.12 10:12:52" (1/1) ... [2022-12-14 10:12:52,439 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-12-14 10:12:52,472 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-12-14 10:12:53,038 WARN L237 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_8c155f70-d432-4a00-993c-97e31eb62307/sv-benchmarks/c/floats-esbmc-regression/copysign.i[36283,36296] [2022-12-14 10:12:53,046 FATAL L? ?]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator has thrown an exception: java.lang.UnsupportedOperationException: not yet supported float operation copysign at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.expressiontranslation.BitvectorTranslation.constructOtherBinaryFloatOperation(BitvectorTranslation.java:1308) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.standardfunctions.StandardFunctionHandler.handleBinaryFloatFunction(StandardFunctionHandler.java:2071) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.standardfunctions.StandardFunctionHandler.translateStandardFunction(StandardFunctionHandler.java:242) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:1470) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.PRDispatcher.dispatch(PRDispatcher.java:267) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:727) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.PRDispatcher.dispatch(PRDispatcher.java:282) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.result.ExpressionResultTransformer.transformDispatchDecaySwitchRexBoolToInt(ExpressionResultTransformer.java:177) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.chandler.FunctionHandler.handleFunctionCallGivenNameAndArguments(FunctionHandler.java:678) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.chandler.FunctionHandler.handleFunctionCallExpression(FunctionHandler.java:509) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:1476) 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:1420) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.PRDispatcher.dispatch(PRDispatcher.java:220) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:1094) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.PRDispatcher.dispatch(PRDispatcher.java:232) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.chandler.FunctionHandler.handleFunctionDefinition(FunctionHandler.java:371) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:1496) 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:3320) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:2395) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:600) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.PRDispatcher.dispatch(PRDispatcher.java:134) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.MainTranslator.translate(MainTranslator.java:192) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.MainTranslator.run(MainTranslator.java:115) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.MainTranslator.(MainTranslator.java:93) at de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver.finish(CACSL2BoogieTranslatorObserver.java:128) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:168) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:151) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:128) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:232) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:226) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:142) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:104) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:320) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2022-12-14 10:12:53,051 INFO L158 Benchmark]: Toolchain (without parser) took 623.46ms. Allocated memory is still 73.4MB. Free memory was 50.8MB in the beginning and 38.2MB in the end (delta: 12.5MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. [2022-12-14 10:12:53,051 INFO L158 Benchmark]: CDTParser took 0.10ms. Allocated memory is still 58.7MB. Free memory is still 37.3MB. There was no memory consumed. Max. memory is 16.1GB. [2022-12-14 10:12:53,052 INFO L158 Benchmark]: CACSL2BoogieTranslator took 621.21ms. Allocated memory is still 73.4MB. Free memory was 50.6MB in the beginning and 38.2MB in the end (delta: 12.3MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. [2022-12-14 10:12:53,053 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.10ms. Allocated memory is still 58.7MB. Free memory is still 37.3MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 621.21ms. Allocated memory is still 73.4MB. Free memory was 50.6MB in the beginning and 38.2MB in the end (delta: 12.3MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - ExceptionOrErrorResult: UnsupportedOperationException: not yet supported float operation copysign de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: UnsupportedOperationException: not yet supported float operation copysign: de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.expressiontranslation.BitvectorTranslation.constructOtherBinaryFloatOperation(BitvectorTranslation.java:1308) RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: ERROR: ExceptionOrErrorResult: UnsupportedOperationException: not yet supported float operation copysign