./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/floats-esbmc-regression/fmod2.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 57096758 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9679cfd0-84a5-4aef-a3ed-be44d53372bf/bin/utaipan-mTDlp9Zugs/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9679cfd0-84a5-4aef-a3ed-be44d53372bf/bin/utaipan-mTDlp9Zugs/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9679cfd0-84a5-4aef-a3ed-be44d53372bf/bin/utaipan-mTDlp9Zugs/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9679cfd0-84a5-4aef-a3ed-be44d53372bf/bin/utaipan-mTDlp9Zugs/config/TaipanReach.xml -i ../../sv-benchmarks/c/floats-esbmc-regression/fmod2.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9679cfd0-84a5-4aef-a3ed-be44d53372bf/bin/utaipan-mTDlp9Zugs/config/svcomp-Reach-32bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9679cfd0-84a5-4aef-a3ed-be44d53372bf/bin/utaipan-mTDlp9Zugs --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 20511873d12c5fa163931d128b0577956a15d9d1 .............................................................................................................................................................................. Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9679cfd0-84a5-4aef-a3ed-be44d53372bf/bin/utaipan-mTDlp9Zugs/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9679cfd0-84a5-4aef-a3ed-be44d53372bf/bin/utaipan-mTDlp9Zugs/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9679cfd0-84a5-4aef-a3ed-be44d53372bf/bin/utaipan-mTDlp9Zugs/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9679cfd0-84a5-4aef-a3ed-be44d53372bf/bin/utaipan-mTDlp9Zugs/config/TaipanReach.xml -i ../../sv-benchmarks/c/floats-esbmc-regression/fmod2.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9679cfd0-84a5-4aef-a3ed-be44d53372bf/bin/utaipan-mTDlp9Zugs/config/svcomp-Reach-32bit-Taipan_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9679cfd0-84a5-4aef-a3ed-be44d53372bf/bin/utaipan-mTDlp9Zugs --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 20511873d12c5fa163931d128b0577956a15d9d1 .......................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: ERROR: ExceptionOrErrorResult: UnsupportedOperationException: not yet supported float operation copysign --- Real Ultimate output --- This is Ultimate 0.2.1-dev-5709675 [2021-10-16 02:57:13,901 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-10-16 02:57:13,903 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-10-16 02:57:13,969 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-10-16 02:57:13,972 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-10-16 02:57:13,979 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-10-16 02:57:13,982 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-10-16 02:57:13,987 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-10-16 02:57:13,991 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-10-16 02:57:14,001 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-10-16 02:57:14,002 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-10-16 02:57:14,005 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-10-16 02:57:14,005 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-10-16 02:57:14,009 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-10-16 02:57:14,012 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-10-16 02:57:14,019 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-10-16 02:57:14,021 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-10-16 02:57:14,022 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-10-16 02:57:14,026 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-10-16 02:57:14,038 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-10-16 02:57:14,043 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-10-16 02:57:14,044 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-10-16 02:57:14,049 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-10-16 02:57:14,050 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-10-16 02:57:14,055 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-10-16 02:57:14,055 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-10-16 02:57:14,056 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-10-16 02:57:14,058 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-10-16 02:57:14,059 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-10-16 02:57:14,061 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-10-16 02:57:14,062 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-10-16 02:57:14,063 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-10-16 02:57:14,066 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-10-16 02:57:14,067 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-10-16 02:57:14,069 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-10-16 02:57:14,070 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-10-16 02:57:14,071 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-10-16 02:57:14,071 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-10-16 02:57:14,072 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-10-16 02:57:14,073 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-10-16 02:57:14,074 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-10-16 02:57:14,075 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9679cfd0-84a5-4aef-a3ed-be44d53372bf/bin/utaipan-mTDlp9Zugs/config/svcomp-Reach-32bit-Taipan_Default.epf [2021-10-16 02:57:14,131 INFO L113 SettingsManager]: Loading preferences was successful [2021-10-16 02:57:14,131 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-10-16 02:57:14,133 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-10-16 02:57:14,133 INFO L138 SettingsManager]: * User list type=DISABLED [2021-10-16 02:57:14,133 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2021-10-16 02:57:14,134 INFO L138 SettingsManager]: * Explicit value domain=true [2021-10-16 02:57:14,134 INFO L138 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2021-10-16 02:57:14,134 INFO L138 SettingsManager]: * Octagon Domain=false [2021-10-16 02:57:14,142 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2021-10-16 02:57:14,143 INFO L138 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2021-10-16 02:57:14,144 INFO L138 SettingsManager]: * Use the RCFG-of-the-future interface=true [2021-10-16 02:57:14,144 INFO L138 SettingsManager]: * Interval Domain=false [2021-10-16 02:57:14,145 INFO L136 SettingsManager]: Preferences of Sifa differ from their defaults: [2021-10-16 02:57:14,145 INFO L138 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2021-10-16 02:57:14,145 INFO L138 SettingsManager]: * Simplification Technique=SIMPLIFY_QUICK [2021-10-16 02:57:14,146 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-10-16 02:57:14,147 INFO L138 SettingsManager]: * sizeof long=4 [2021-10-16 02:57:14,147 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-10-16 02:57:14,147 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-10-16 02:57:14,148 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-10-16 02:57:14,148 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-10-16 02:57:14,148 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-10-16 02:57:14,148 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-10-16 02:57:14,149 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2021-10-16 02:57:14,149 INFO L138 SettingsManager]: * sizeof long double=12 [2021-10-16 02:57:14,149 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-10-16 02:57:14,150 INFO L138 SettingsManager]: * Use constant arrays=true [2021-10-16 02:57:14,150 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-10-16 02:57:14,150 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-10-16 02:57:14,153 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-10-16 02:57:14,153 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-10-16 02:57:14,154 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-10-16 02:57:14,154 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-10-16 02:57:14,155 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-10-16 02:57:14,155 INFO L138 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2021-10-16 02:57:14,155 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-10-16 02:57:14,156 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-10-16 02:57:14,156 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-10-16 02:57:14,156 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-10-16 02:57:14,156 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_9679cfd0-84a5-4aef-a3ed-be44d53372bf/bin/utaipan-mTDlp9Zugs/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9679cfd0-84a5-4aef-a3ed-be44d53372bf/bin/utaipan-mTDlp9Zugs Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 20511873d12c5fa163931d128b0577956a15d9d1 [2021-10-16 02:57:14,561 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-10-16 02:57:14,593 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-10-16 02:57:14,598 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-10-16 02:57:14,599 INFO L271 PluginConnector]: Initializing CDTParser... [2021-10-16 02:57:14,600 INFO L275 PluginConnector]: CDTParser initialized [2021-10-16 02:57:14,601 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9679cfd0-84a5-4aef-a3ed-be44d53372bf/bin/utaipan-mTDlp9Zugs/../../sv-benchmarks/c/floats-esbmc-regression/fmod2.i [2021-10-16 02:57:14,699 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9679cfd0-84a5-4aef-a3ed-be44d53372bf/bin/utaipan-mTDlp9Zugs/data/8bf93530d/6f5e4df9777f4a5c8b404d0b23d76da6/FLAGeb4814068 [2021-10-16 02:57:15,475 INFO L306 CDTParser]: Found 1 translation units. [2021-10-16 02:57:15,476 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9679cfd0-84a5-4aef-a3ed-be44d53372bf/sv-benchmarks/c/floats-esbmc-regression/fmod2.i [2021-10-16 02:57:15,510 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9679cfd0-84a5-4aef-a3ed-be44d53372bf/bin/utaipan-mTDlp9Zugs/data/8bf93530d/6f5e4df9777f4a5c8b404d0b23d76da6/FLAGeb4814068 [2021-10-16 02:57:15,688 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9679cfd0-84a5-4aef-a3ed-be44d53372bf/bin/utaipan-mTDlp9Zugs/data/8bf93530d/6f5e4df9777f4a5c8b404d0b23d76da6 [2021-10-16 02:57:15,691 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-10-16 02:57:15,693 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-10-16 02:57:15,696 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-10-16 02:57:15,696 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-10-16 02:57:15,706 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-10-16 02:57:15,707 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 16.10 02:57:15" (1/1) ... [2021-10-16 02:57:15,710 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1e66d8f2 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.10 02:57:15, skipping insertion in model container [2021-10-16 02:57:15,712 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 16.10 02:57:15" (1/1) ... [2021-10-16 02:57:15,722 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-10-16 02:57:15,787 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-10-16 02:57:16,516 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9679cfd0-84a5-4aef-a3ed-be44d53372bf/sv-benchmarks/c/floats-esbmc-regression/fmod2.i[36367,36380] [2021-10-16 02:57:16,524 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: isnan at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.expressiontranslation.IntegerTranslation.constructOtherUnaryFloatOperation(IntegerTranslation.java:846) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.standardfunctions.StandardFunctionHandler.handleUnaryFloatFunction(StandardFunctionHandler.java:1694) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.standardfunctions.StandardFunctionHandler.translateStandardFunction(StandardFunctionHandler.java:236) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:1408) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.PRDispatcher.dispatch(PRDispatcher.java:267) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:2349) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.PRDispatcher.dispatch(PRDispatcher.java:303) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.result.ExpressionResultTransformer.transformDispatchDecaySwitchRexBoolToInt(ExpressionResultTransformer.java:174) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.chandler.FunctionHandler.handleFunctionCallGivenNameAndArguments(FunctionHandler.java:676) 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:1415) 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:1359) 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:1052) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.PRDispatcher.dispatch(PRDispatcher.java:232) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.chandler.FunctionHandler.handleFunctionDefinition(FunctionHandler.java:372) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:1430) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.PRDispatcher.dispatch(PRDispatcher.java:155) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.processTUchild(CHandler.java:3218) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:2299) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:580) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.PRDispatcher.dispatch(PRDispatcher.java:134) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.MainTranslator.translate(MainTranslator.java:192) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.MainTranslator.run(MainTranslator.java:115) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.MainTranslator.(MainTranslator.java:93) at de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver.finish(CACSL2BoogieTranslatorObserver.java:128) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:168) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:151) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:128) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:232) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:226) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:142) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:104) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:320) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2021-10-16 02:57:16,531 INFO L168 Benchmark]: Toolchain (without parser) took 835.94 ms. Allocated memory is still 107.0 MB. Free memory was 65.1 MB in the beginning and 79.6 MB in the end (delta: -14.5 MB). Peak memory consumption was 8.7 MB. Max. memory is 16.1 GB. [2021-10-16 02:57:16,532 INFO L168 Benchmark]: CDTParser took 0.34 ms. Allocated memory is still 107.0 MB. Free memory is still 83.3 MB. There was no memory consumed. Max. memory is 16.1 GB. [2021-10-16 02:57:16,533 INFO L168 Benchmark]: CACSL2BoogieTranslator took 832.48 ms. Allocated memory is still 107.0 MB. Free memory was 64.9 MB in the beginning and 79.6 MB in the end (delta: -14.7 MB). Peak memory consumption was 8.7 MB. Max. memory is 16.1 GB. [2021-10-16 02:57:16,535 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.34 ms. Allocated memory is still 107.0 MB. Free memory is still 83.3 MB. There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 832.48 ms. Allocated memory is still 107.0 MB. Free memory was 64.9 MB in the beginning and 79.6 MB in the end (delta: -14.7 MB). Peak memory consumption was 8.7 MB. Max. memory is 16.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - ExceptionOrErrorResult: UnsupportedOperationException: floating point operation not supported in non-bitprecise translation: isnan de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: UnsupportedOperationException: floating point operation not supported in non-bitprecise translation: isnan: de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.expressiontranslation.IntegerTranslation.constructOtherUnaryFloatOperation(IntegerTranslation.java:846) RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request... ### Bit-precise run ### This is Ultimate 0.2.1-dev-5709675 [2021-10-16 02:57:19,275 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-10-16 02:57:19,278 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-10-16 02:57:19,319 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-10-16 02:57:19,320 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-10-16 02:57:19,322 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-10-16 02:57:19,324 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-10-16 02:57:19,328 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-10-16 02:57:19,330 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-10-16 02:57:19,332 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-10-16 02:57:19,334 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-10-16 02:57:19,336 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-10-16 02:57:19,337 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-10-16 02:57:19,339 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-10-16 02:57:19,341 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-10-16 02:57:19,344 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-10-16 02:57:19,345 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-10-16 02:57:19,347 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-10-16 02:57:19,350 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-10-16 02:57:19,354 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-10-16 02:57:19,356 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-10-16 02:57:19,358 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-10-16 02:57:19,365 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-10-16 02:57:19,366 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-10-16 02:57:19,373 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-10-16 02:57:19,378 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-10-16 02:57:19,378 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-10-16 02:57:19,383 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-10-16 02:57:19,384 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-10-16 02:57:19,390 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-10-16 02:57:19,390 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-10-16 02:57:19,391 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-10-16 02:57:19,393 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-10-16 02:57:19,395 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-10-16 02:57:19,397 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-10-16 02:57:19,398 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-10-16 02:57:19,400 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-10-16 02:57:19,401 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-10-16 02:57:19,401 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-10-16 02:57:19,402 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-10-16 02:57:19,404 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-10-16 02:57:19,406 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9679cfd0-84a5-4aef-a3ed-be44d53372bf/bin/utaipan-mTDlp9Zugs/config/svcomp-Reach-32bit-Taipan_Bitvector.epf [2021-10-16 02:57:19,463 INFO L113 SettingsManager]: Loading preferences was successful [2021-10-16 02:57:19,464 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-10-16 02:57:19,465 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-10-16 02:57:19,465 INFO L138 SettingsManager]: * User list type=DISABLED [2021-10-16 02:57:19,466 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2021-10-16 02:57:19,466 INFO L138 SettingsManager]: * Explicit value domain=true [2021-10-16 02:57:19,466 INFO L138 SettingsManager]: * Octagon Domain=false [2021-10-16 02:57:19,466 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2021-10-16 02:57:19,466 INFO L138 SettingsManager]: * Interval Domain=false [2021-10-16 02:57:19,467 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-10-16 02:57:19,468 INFO L138 SettingsManager]: * sizeof long=4 [2021-10-16 02:57:19,468 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-10-16 02:57:19,468 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-10-16 02:57:19,468 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-10-16 02:57:19,469 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-10-16 02:57:19,469 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-10-16 02:57:19,469 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2021-10-16 02:57:19,469 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2021-10-16 02:57:19,470 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2021-10-16 02:57:19,470 INFO L138 SettingsManager]: * sizeof long double=12 [2021-10-16 02:57:19,470 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-10-16 02:57:19,470 INFO L138 SettingsManager]: * Use constant arrays=true [2021-10-16 02:57:19,470 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-10-16 02:57:19,471 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-10-16 02:57:19,471 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-10-16 02:57:19,471 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-10-16 02:57:19,472 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-10-16 02:57:19,472 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-10-16 02:57:19,472 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-10-16 02:57:19,472 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-10-16 02:57:19,473 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2021-10-16 02:57:19,473 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2021-10-16 02:57:19,473 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-10-16 02:57:19,473 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-10-16 02:57:19,474 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-10-16 02:57:19,474 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_9679cfd0-84a5-4aef-a3ed-be44d53372bf/bin/utaipan-mTDlp9Zugs/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9679cfd0-84a5-4aef-a3ed-be44d53372bf/bin/utaipan-mTDlp9Zugs Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 20511873d12c5fa163931d128b0577956a15d9d1 [2021-10-16 02:57:19,950 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-10-16 02:57:19,976 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-10-16 02:57:19,979 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-10-16 02:57:19,981 INFO L271 PluginConnector]: Initializing CDTParser... [2021-10-16 02:57:19,982 INFO L275 PluginConnector]: CDTParser initialized [2021-10-16 02:57:19,983 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9679cfd0-84a5-4aef-a3ed-be44d53372bf/bin/utaipan-mTDlp9Zugs/../../sv-benchmarks/c/floats-esbmc-regression/fmod2.i [2021-10-16 02:57:20,060 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9679cfd0-84a5-4aef-a3ed-be44d53372bf/bin/utaipan-mTDlp9Zugs/data/55b8d614b/3c93955cdc06421e8463f18ff8c62976/FLAG31c8176af [2021-10-16 02:57:20,814 INFO L306 CDTParser]: Found 1 translation units. [2021-10-16 02:57:20,814 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9679cfd0-84a5-4aef-a3ed-be44d53372bf/sv-benchmarks/c/floats-esbmc-regression/fmod2.i [2021-10-16 02:57:20,834 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9679cfd0-84a5-4aef-a3ed-be44d53372bf/bin/utaipan-mTDlp9Zugs/data/55b8d614b/3c93955cdc06421e8463f18ff8c62976/FLAG31c8176af [2021-10-16 02:57:21,074 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9679cfd0-84a5-4aef-a3ed-be44d53372bf/bin/utaipan-mTDlp9Zugs/data/55b8d614b/3c93955cdc06421e8463f18ff8c62976 [2021-10-16 02:57:21,080 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-10-16 02:57:21,083 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-10-16 02:57:21,086 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-10-16 02:57:21,087 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-10-16 02:57:21,091 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-10-16 02:57:21,092 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 16.10 02:57:21" (1/1) ... [2021-10-16 02:57:21,095 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@70affc3 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.10 02:57:21, skipping insertion in model container [2021-10-16 02:57:21,095 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 16.10 02:57:21" (1/1) ... [2021-10-16 02:57:21,105 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-10-16 02:57:21,184 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-10-16 02:57:21,957 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9679cfd0-84a5-4aef-a3ed-be44d53372bf/sv-benchmarks/c/floats-esbmc-regression/fmod2.i[36367,36380] [2021-10-16 02:57:21,978 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:1231) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.expressiontranslation.BitvectorTranslation.constructOtherBinaryFloatOperation(BitvectorTranslation.java:1181) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.standardfunctions.StandardFunctionHandler.handleBinaryFloatFunction(StandardFunctionHandler.java:1702) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.standardfunctions.StandardFunctionHandler.translateStandardFunction(StandardFunctionHandler.java:236) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:1408) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.PRDispatcher.dispatch(PRDispatcher.java:267) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:1347) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.PRDispatcher.dispatch(PRDispatcher.java:249) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.translateInitializer(CHandler.java:2909) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.handleIASTDeclarator(CHandler.java:2769) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:2079) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.PRDispatcher.dispatch(PRDispatcher.java:143) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:1103) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.PRDispatcher.dispatch(PRDispatcher.java:211) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:1052) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.PRDispatcher.dispatch(PRDispatcher.java:232) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.chandler.FunctionHandler.handleFunctionDefinition(FunctionHandler.java:372) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:1430) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.PRDispatcher.dispatch(PRDispatcher.java:155) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.processTUchild(CHandler.java:3218) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:2299) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:580) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.PRDispatcher.dispatch(PRDispatcher.java:134) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.MainTranslator.translate(MainTranslator.java:192) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.MainTranslator.run(MainTranslator.java:115) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.MainTranslator.(MainTranslator.java:93) at de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver.finish(CACSL2BoogieTranslatorObserver.java:128) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:168) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:151) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:128) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:232) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:226) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:142) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:104) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:320) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2021-10-16 02:57:21,984 INFO L168 Benchmark]: Toolchain (without parser) took 899.41 ms. Allocated memory was 56.6 MB in the beginning and 71.3 MB in the end (delta: 14.7 MB). Free memory was 33.3 MB in the beginning and 53.2 MB in the end (delta: -19.9 MB). Peak memory consumption was 10.5 MB. Max. memory is 16.1 GB. [2021-10-16 02:57:21,986 INFO L168 Benchmark]: CDTParser took 0.36 ms. Allocated memory is still 56.6 MB. Free memory is still 38.1 MB. There was no memory consumed. Max. memory is 16.1 GB. [2021-10-16 02:57:21,989 INFO L168 Benchmark]: CACSL2BoogieTranslator took 894.96 ms. Allocated memory was 56.6 MB in the beginning and 71.3 MB in the end (delta: 14.7 MB). Free memory was 33.1 MB in the beginning and 53.2 MB in the end (delta: -20.1 MB). Peak memory consumption was 10.5 MB. Max. memory is 16.1 GB. [2021-10-16 02:57:21,996 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.36 ms. Allocated memory is still 56.6 MB. Free memory is still 38.1 MB. There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 894.96 ms. Allocated memory was 56.6 MB in the beginning and 71.3 MB in the end (delta: 14.7 MB). Free memory was 33.1 MB in the beginning and 53.2 MB in the end (delta: -20.1 MB). Peak memory consumption was 10.5 MB. Max. memory is 16.1 GB. * 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:1231) RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...