./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/floats-esbmc-regression/fmod3.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 7b2dab56 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/run_dir_f8c6b361-7289-45ce-9b47-211abee2ca94/bin/utaipan/data/config -Xmx15G -Xms4m -jar /tmp/vcloud-vcloud-master/worker/run_dir_f8c6b361-7289-45ce-9b47-211abee2ca94/bin/utaipan/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/run_dir_f8c6b361-7289-45ce-9b47-211abee2ca94/bin/utaipan/data -tc /tmp/vcloud-vcloud-master/worker/run_dir_f8c6b361-7289-45ce-9b47-211abee2ca94/bin/utaipan/config/TaipanReach.xml -i ../../sv-benchmarks/c/floats-esbmc-regression/fmod3.i -s /tmp/vcloud-vcloud-master/worker/run_dir_f8c6b361-7289-45ce-9b47-211abee2ca94/bin/utaipan/config/svcomp-Reach-32bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/run_dir_f8c6b361-7289-45ce-9b47-211abee2ca94/bin/utaipan --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 e7edad8d23f7ec244dd40c355ba611b6a557deea ............................................................................................................................................................................. Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/run_dir_f8c6b361-7289-45ce-9b47-211abee2ca94/bin/utaipan/data/config -Xmx15G -Xms4m -jar /tmp/vcloud-vcloud-master/worker/run_dir_f8c6b361-7289-45ce-9b47-211abee2ca94/bin/utaipan/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/run_dir_f8c6b361-7289-45ce-9b47-211abee2ca94/bin/utaipan/data -tc /tmp/vcloud-vcloud-master/worker/run_dir_f8c6b361-7289-45ce-9b47-211abee2ca94/bin/utaipan/config/TaipanReach.xml -i ../../sv-benchmarks/c/floats-esbmc-regression/fmod3.i -s /tmp/vcloud-vcloud-master/worker/run_dir_f8c6b361-7289-45ce-9b47-211abee2ca94/bin/utaipan/config/svcomp-Reach-32bit-Taipan_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/run_dir_f8c6b361-7289-45ce-9b47-211abee2ca94/bin/utaipan --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 e7edad8d23f7ec244dd40c355ba611b6a557deea ......................................................................................................................................................................... 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 0.2.0-7b2dab5 [2020-12-09 09:45:07,870 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-12-09 09:45:07,872 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-12-09 09:45:07,893 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-12-09 09:45:07,894 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-12-09 09:45:07,895 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-12-09 09:45:07,896 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-12-09 09:45:07,898 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-12-09 09:45:07,899 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-12-09 09:45:07,900 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-12-09 09:45:07,901 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-12-09 09:45:07,902 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-12-09 09:45:07,903 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-12-09 09:45:07,903 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-12-09 09:45:07,904 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-12-09 09:45:07,905 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-12-09 09:45:07,906 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-12-09 09:45:07,907 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-12-09 09:45:07,908 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-12-09 09:45:07,910 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-12-09 09:45:07,912 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-12-09 09:45:07,913 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-12-09 09:45:07,914 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-12-09 09:45:07,914 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-12-09 09:45:07,917 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-12-09 09:45:07,917 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-12-09 09:45:07,917 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-12-09 09:45:07,918 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-12-09 09:45:07,918 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-12-09 09:45:07,919 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-12-09 09:45:07,920 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-12-09 09:45:07,920 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-12-09 09:45:07,921 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-12-09 09:45:07,921 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-12-09 09:45:07,922 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-12-09 09:45:07,923 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-12-09 09:45:07,923 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-12-09 09:45:07,923 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-12-09 09:45:07,923 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-12-09 09:45:07,924 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-12-09 09:45:07,924 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-12-09 09:45:07,925 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/run_dir_f8c6b361-7289-45ce-9b47-211abee2ca94/bin/utaipan/config/svcomp-Reach-32bit-Taipan_Default.epf [2020-12-09 09:45:07,941 INFO L113 SettingsManager]: Loading preferences was successful [2020-12-09 09:45:07,941 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-12-09 09:45:07,942 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2020-12-09 09:45:07,942 INFO L138 SettingsManager]: * User list type=DISABLED [2020-12-09 09:45:07,942 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2020-12-09 09:45:07,942 INFO L138 SettingsManager]: * Explicit value domain=true [2020-12-09 09:45:07,943 INFO L138 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2020-12-09 09:45:07,943 INFO L138 SettingsManager]: * Octagon Domain=false [2020-12-09 09:45:07,943 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2020-12-09 09:45:07,943 INFO L138 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2020-12-09 09:45:07,943 INFO L138 SettingsManager]: * Use the RCFG-of-the-future interface=true [2020-12-09 09:45:07,943 INFO L138 SettingsManager]: * Interval Domain=false [2020-12-09 09:45:07,943 INFO L136 SettingsManager]: Preferences of Sifa differ from their defaults: [2020-12-09 09:45:07,943 INFO L138 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2020-12-09 09:45:07,944 INFO L138 SettingsManager]: * Simplification Technique=SIMPLIFY_QUICK [2020-12-09 09:45:07,944 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-12-09 09:45:07,944 INFO L138 SettingsManager]: * sizeof long=4 [2020-12-09 09:45:07,944 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-12-09 09:45:07,945 INFO L138 SettingsManager]: * sizeof POINTER=4 [2020-12-09 09:45:07,945 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-12-09 09:45:07,945 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-12-09 09:45:07,945 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-12-09 09:45:07,945 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-12-09 09:45:07,945 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2020-12-09 09:45:07,945 INFO L138 SettingsManager]: * sizeof long double=12 [2020-12-09 09:45:07,945 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-12-09 09:45:07,945 INFO L138 SettingsManager]: * Use constant arrays=true [2020-12-09 09:45:07,946 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-12-09 09:45:07,946 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-12-09 09:45:07,946 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-12-09 09:45:07,946 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-12-09 09:45:07,946 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-12-09 09:45:07,946 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-12-09 09:45:07,946 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-12-09 09:45:07,946 INFO L138 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2020-12-09 09:45:07,947 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-12-09 09:45:07,947 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-12-09 09:45:07,947 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-12-09 09:45:07,947 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2020-12-09 09:45:07,947 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-vcloud-master/worker/run_dir_f8c6b361-7289-45ce-9b47-211abee2ca94/bin/utaipan/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud-vcloud-master/worker/run_dir_f8c6b361-7289-45ce-9b47-211abee2ca94/bin/utaipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> e7edad8d23f7ec244dd40c355ba611b6a557deea [2020-12-09 09:45:08,133 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-12-09 09:45:08,152 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-12-09 09:45:08,154 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-12-09 09:45:08,155 INFO L271 PluginConnector]: Initializing CDTParser... [2020-12-09 09:45:08,155 INFO L275 PluginConnector]: CDTParser initialized [2020-12-09 09:45:08,156 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/run_dir_f8c6b361-7289-45ce-9b47-211abee2ca94/bin/utaipan/../../sv-benchmarks/c/floats-esbmc-regression/fmod3.i [2020-12-09 09:45:08,197 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_f8c6b361-7289-45ce-9b47-211abee2ca94/bin/utaipan/data/89035c919/f00d6cc8ead348bd932f5978254f0e27/FLAG2dfadf5cc [2020-12-09 09:45:08,601 INFO L306 CDTParser]: Found 1 translation units. [2020-12-09 09:45:08,602 INFO L160 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/run_dir_f8c6b361-7289-45ce-9b47-211abee2ca94/sv-benchmarks/c/floats-esbmc-regression/fmod3.i [2020-12-09 09:45:08,611 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_f8c6b361-7289-45ce-9b47-211abee2ca94/bin/utaipan/data/89035c919/f00d6cc8ead348bd932f5978254f0e27/FLAG2dfadf5cc [2020-12-09 09:45:09,004 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/run_dir_f8c6b361-7289-45ce-9b47-211abee2ca94/bin/utaipan/data/89035c919/f00d6cc8ead348bd932f5978254f0e27 [2020-12-09 09:45:09,009 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-12-09 09:45:09,012 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2020-12-09 09:45:09,014 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-12-09 09:45:09,014 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-12-09 09:45:09,018 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-12-09 09:45:09,019 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 09.12 09:45:09" (1/1) ... [2020-12-09 09:45:09,021 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@370f0674 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 09:45:09, skipping insertion in model container [2020-12-09 09:45:09,021 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 09.12 09:45:09" (1/1) ... [2020-12-09 09:45:09,028 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-12-09 09:45:09,058 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-12-09 09:45:09,414 WARN L226 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud-vcloud-master/worker/run_dir_f8c6b361-7289-45ce-9b47-211abee2ca94/sv-benchmarks/c/floats-esbmc-regression/fmod3.i[36367,36380] [2020-12-09 09:45:09,419 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:1710) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.standardfunctions.StandardFunctionHandler.translateStandardFunction(StandardFunctionHandler.java:234) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:1402) 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:2343) 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:1409) 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:1353) 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:1046) 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:1424) 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:3213) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:2293) 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) [2020-12-09 09:45:09,422 INFO L168 Benchmark]: Toolchain (without parser) took 409.98 ms. Allocated memory is still 98.6 MB. Free memory was 73.4 MB in the beginning and 61.8 MB in the end (delta: 11.6 MB). Peak memory consumption was 10.5 MB. Max. memory is 16.1 GB. [2020-12-09 09:45:09,423 INFO L168 Benchmark]: CDTParser took 0.11 ms. Allocated memory is still 69.2 MB. Free memory was 43.6 MB in the beginning and 43.5 MB in the end (delta: 67.3 kB). There was no memory consumed. Max. memory is 16.1 GB. [2020-12-09 09:45:09,424 INFO L168 Benchmark]: CACSL2BoogieTranslator took 407.09 ms. Allocated memory is still 98.6 MB. Free memory was 73.0 MB in the beginning and 61.8 MB in the end (delta: 11.2 MB). Peak memory consumption was 10.5 MB. Max. memory is 16.1 GB. [2020-12-09 09:45:09,425 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.11 ms. Allocated memory is still 69.2 MB. Free memory was 43.6 MB in the beginning and 43.5 MB in the end (delta: 67.3 kB). There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 407.09 ms. Allocated memory is still 98.6 MB. Free memory was 73.0 MB in the beginning and 61.8 MB in the end (delta: 11.2 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: 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 0.2.0-7b2dab5 [2020-12-09 09:45:10,793 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-12-09 09:45:10,794 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-12-09 09:45:10,829 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-12-09 09:45:10,829 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-12-09 09:45:10,831 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-12-09 09:45:10,832 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-12-09 09:45:10,835 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-12-09 09:45:10,837 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-12-09 09:45:10,838 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-12-09 09:45:10,839 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-12-09 09:45:10,841 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-12-09 09:45:10,841 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-12-09 09:45:10,843 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-12-09 09:45:10,844 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-12-09 09:45:10,845 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-12-09 09:45:10,846 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-12-09 09:45:10,847 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-12-09 09:45:10,850 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-12-09 09:45:10,852 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-12-09 09:45:10,854 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-12-09 09:45:10,856 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-12-09 09:45:10,857 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-12-09 09:45:10,858 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-12-09 09:45:10,861 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-12-09 09:45:10,862 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-12-09 09:45:10,862 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-12-09 09:45:10,863 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-12-09 09:45:10,864 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-12-09 09:45:10,865 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-12-09 09:45:10,865 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-12-09 09:45:10,866 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-12-09 09:45:10,867 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-12-09 09:45:10,868 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-12-09 09:45:10,869 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-12-09 09:45:10,869 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-12-09 09:45:10,870 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-12-09 09:45:10,870 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-12-09 09:45:10,870 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-12-09 09:45:10,871 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-12-09 09:45:10,872 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-12-09 09:45:10,873 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/run_dir_f8c6b361-7289-45ce-9b47-211abee2ca94/bin/utaipan/config/svcomp-Reach-32bit-Taipan_Bitvector.epf [2020-12-09 09:45:10,891 INFO L113 SettingsManager]: Loading preferences was successful [2020-12-09 09:45:10,891 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-12-09 09:45:10,891 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2020-12-09 09:45:10,892 INFO L138 SettingsManager]: * User list type=DISABLED [2020-12-09 09:45:10,892 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2020-12-09 09:45:10,892 INFO L138 SettingsManager]: * Explicit value domain=true [2020-12-09 09:45:10,892 INFO L138 SettingsManager]: * Octagon Domain=false [2020-12-09 09:45:10,892 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2020-12-09 09:45:10,892 INFO L138 SettingsManager]: * Interval Domain=false [2020-12-09 09:45:10,893 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-12-09 09:45:10,893 INFO L138 SettingsManager]: * sizeof long=4 [2020-12-09 09:45:10,893 INFO L138 SettingsManager]: * sizeof POINTER=4 [2020-12-09 09:45:10,893 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-12-09 09:45:10,893 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-12-09 09:45:10,894 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-12-09 09:45:10,894 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-12-09 09:45:10,894 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2020-12-09 09:45:10,894 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2020-12-09 09:45:10,894 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2020-12-09 09:45:10,894 INFO L138 SettingsManager]: * sizeof long double=12 [2020-12-09 09:45:10,894 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-12-09 09:45:10,895 INFO L138 SettingsManager]: * Use constant arrays=true [2020-12-09 09:45:10,895 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-12-09 09:45:10,895 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-12-09 09:45:10,895 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-12-09 09:45:10,895 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-12-09 09:45:10,895 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-12-09 09:45:10,895 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-12-09 09:45:10,896 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-12-09 09:45:10,896 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-12-09 09:45:10,896 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2020-12-09 09:45:10,896 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2020-12-09 09:45:10,896 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-12-09 09:45:10,896 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-12-09 09:45:10,896 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2020-12-09 09:45:10,897 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-vcloud-master/worker/run_dir_f8c6b361-7289-45ce-9b47-211abee2ca94/bin/utaipan/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud-vcloud-master/worker/run_dir_f8c6b361-7289-45ce-9b47-211abee2ca94/bin/utaipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> e7edad8d23f7ec244dd40c355ba611b6a557deea [2020-12-09 09:45:11,149 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-12-09 09:45:11,168 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-12-09 09:45:11,171 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-12-09 09:45:11,172 INFO L271 PluginConnector]: Initializing CDTParser... [2020-12-09 09:45:11,172 INFO L275 PluginConnector]: CDTParser initialized [2020-12-09 09:45:11,173 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/run_dir_f8c6b361-7289-45ce-9b47-211abee2ca94/bin/utaipan/../../sv-benchmarks/c/floats-esbmc-regression/fmod3.i [2020-12-09 09:45:11,218 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_f8c6b361-7289-45ce-9b47-211abee2ca94/bin/utaipan/data/9942a6492/6857945f33cb4bccbc0a6dafdb54efaf/FLAG11e35a15c [2020-12-09 09:45:11,725 INFO L306 CDTParser]: Found 1 translation units. [2020-12-09 09:45:11,725 INFO L160 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/run_dir_f8c6b361-7289-45ce-9b47-211abee2ca94/sv-benchmarks/c/floats-esbmc-regression/fmod3.i [2020-12-09 09:45:11,735 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_f8c6b361-7289-45ce-9b47-211abee2ca94/bin/utaipan/data/9942a6492/6857945f33cb4bccbc0a6dafdb54efaf/FLAG11e35a15c [2020-12-09 09:45:12,197 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/run_dir_f8c6b361-7289-45ce-9b47-211abee2ca94/bin/utaipan/data/9942a6492/6857945f33cb4bccbc0a6dafdb54efaf [2020-12-09 09:45:12,199 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-12-09 09:45:12,200 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2020-12-09 09:45:12,201 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-12-09 09:45:12,201 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-12-09 09:45:12,203 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-12-09 09:45:12,204 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 09.12 09:45:12" (1/1) ... [2020-12-09 09:45:12,205 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@8b67eb9 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 09:45:12, skipping insertion in model container [2020-12-09 09:45:12,205 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 09.12 09:45:12" (1/1) ... [2020-12-09 09:45:12,209 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-12-09 09:45:12,242 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-12-09 09:45:12,543 WARN L226 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud-vcloud-master/worker/run_dir_f8c6b361-7289-45ce-9b47-211abee2ca94/sv-benchmarks/c/floats-esbmc-regression/fmod3.i[36367,36380] [2020-12-09 09:45:12,559 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:1718) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.standardfunctions.StandardFunctionHandler.translateStandardFunction(StandardFunctionHandler.java:234) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:1402) 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:1341) 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:2904) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.handleIASTDeclarator(CHandler.java:2763) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:2073) 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:1097) 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:1046) 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:1424) 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:3213) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:2293) 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) [2020-12-09 09:45:12,565 INFO L168 Benchmark]: Toolchain (without parser) took 363.14 ms. Allocated memory was 54.5 MB in the beginning and 69.2 MB in the end (delta: 14.7 MB). Free memory was 30.6 MB in the beginning and 52.2 MB in the end (delta: -21.6 MB). Peak memory consumption was 7.6 MB. Max. memory is 16.1 GB. [2020-12-09 09:45:12,571 INFO L168 Benchmark]: CDTParser took 0.14 ms. Allocated memory is still 54.5 MB. Free memory was 37.5 MB in the beginning and 37.4 MB in the end (delta: 71.1 kB). There was no memory consumed. Max. memory is 16.1 GB. [2020-12-09 09:45:12,572 INFO L168 Benchmark]: CACSL2BoogieTranslator took 361.52 ms. Allocated memory was 54.5 MB in the beginning and 69.2 MB in the end (delta: 14.7 MB). Free memory was 30.5 MB in the beginning and 52.2 MB in the end (delta: -21.7 MB). Peak memory consumption was 7.6 MB. Max. memory is 16.1 GB. [2020-12-09 09:45:12,573 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.14 ms. Allocated memory is still 54.5 MB. Free memory was 37.5 MB in the beginning and 37.4 MB in the end (delta: 71.1 kB). There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 361.52 ms. Allocated memory was 54.5 MB in the beginning and 69.2 MB in the end (delta: 14.7 MB). Free memory was 30.5 MB in the beginning and 52.2 MB in the end (delta: -21.7 MB). Peak memory consumption was 7.6 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...