./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 7b2dab56 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/run_dir_1a64631f-0aa8-4be0-8903-a339958c96c0/bin/utaipan/data/config -Xmx15G -Xms4m -jar /tmp/vcloud-vcloud-master/worker/run_dir_1a64631f-0aa8-4be0-8903-a339958c96c0/bin/utaipan/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/run_dir_1a64631f-0aa8-4be0-8903-a339958c96c0/bin/utaipan/data -tc /tmp/vcloud-vcloud-master/worker/run_dir_1a64631f-0aa8-4be0-8903-a339958c96c0/bin/utaipan/config/TaipanReach.xml -i ../../sv-benchmarks/c/floats-esbmc-regression/fmod2.i -s /tmp/vcloud-vcloud-master/worker/run_dir_1a64631f-0aa8-4be0-8903-a339958c96c0/bin/utaipan/config/svcomp-Reach-32bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/run_dir_1a64631f-0aa8-4be0-8903-a339958c96c0/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 20511873d12c5fa163931d128b0577956a15d9d1 ............................................................................................................................................................................. 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_1a64631f-0aa8-4be0-8903-a339958c96c0/bin/utaipan/data/config -Xmx15G -Xms4m -jar /tmp/vcloud-vcloud-master/worker/run_dir_1a64631f-0aa8-4be0-8903-a339958c96c0/bin/utaipan/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/run_dir_1a64631f-0aa8-4be0-8903-a339958c96c0/bin/utaipan/data -tc /tmp/vcloud-vcloud-master/worker/run_dir_1a64631f-0aa8-4be0-8903-a339958c96c0/bin/utaipan/config/TaipanReach.xml -i ../../sv-benchmarks/c/floats-esbmc-regression/fmod2.i -s /tmp/vcloud-vcloud-master/worker/run_dir_1a64631f-0aa8-4be0-8903-a339958c96c0/bin/utaipan/config/svcomp-Reach-32bit-Taipan_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/run_dir_1a64631f-0aa8-4be0-8903-a339958c96c0/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 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 0.2.0-7b2dab5 [2020-12-09 06:01:25,167 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-12-09 06:01:25,169 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-12-09 06:01:25,191 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-12-09 06:01:25,202 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-12-09 06:01:25,203 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-12-09 06:01:25,204 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-12-09 06:01:25,206 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-12-09 06:01:25,208 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-12-09 06:01:25,209 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-12-09 06:01:25,209 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-12-09 06:01:25,210 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-12-09 06:01:25,211 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-12-09 06:01:25,212 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-12-09 06:01:25,213 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-12-09 06:01:25,214 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-12-09 06:01:25,214 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-12-09 06:01:25,215 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-12-09 06:01:25,217 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-12-09 06:01:25,218 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-12-09 06:01:25,220 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-12-09 06:01:25,221 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-12-09 06:01:25,222 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-12-09 06:01:25,223 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-12-09 06:01:25,226 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-12-09 06:01:25,227 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-12-09 06:01:25,227 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-12-09 06:01:25,228 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-12-09 06:01:25,229 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-12-09 06:01:25,230 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-12-09 06:01:25,230 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-12-09 06:01:25,231 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-12-09 06:01:25,232 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-12-09 06:01:25,233 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-12-09 06:01:25,234 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-12-09 06:01:25,234 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-12-09 06:01:25,234 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-12-09 06:01:25,234 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-12-09 06:01:25,235 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-12-09 06:01:25,235 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-12-09 06:01:25,236 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-12-09 06:01:25,236 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/run_dir_1a64631f-0aa8-4be0-8903-a339958c96c0/bin/utaipan/config/svcomp-Reach-32bit-Taipan_Default.epf [2020-12-09 06:01:25,261 INFO L113 SettingsManager]: Loading preferences was successful [2020-12-09 06:01:25,261 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-12-09 06:01:25,262 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2020-12-09 06:01:25,262 INFO L138 SettingsManager]: * User list type=DISABLED [2020-12-09 06:01:25,262 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2020-12-09 06:01:25,263 INFO L138 SettingsManager]: * Explicit value domain=true [2020-12-09 06:01:25,263 INFO L138 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2020-12-09 06:01:25,263 INFO L138 SettingsManager]: * Octagon Domain=false [2020-12-09 06:01:25,263 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2020-12-09 06:01:25,263 INFO L138 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2020-12-09 06:01:25,263 INFO L138 SettingsManager]: * Use the RCFG-of-the-future interface=true [2020-12-09 06:01:25,264 INFO L138 SettingsManager]: * Interval Domain=false [2020-12-09 06:01:25,264 INFO L136 SettingsManager]: Preferences of Sifa differ from their defaults: [2020-12-09 06:01:25,264 INFO L138 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2020-12-09 06:01:25,264 INFO L138 SettingsManager]: * Simplification Technique=SIMPLIFY_QUICK [2020-12-09 06:01:25,265 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-12-09 06:01:25,265 INFO L138 SettingsManager]: * sizeof long=4 [2020-12-09 06:01:25,265 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-12-09 06:01:25,265 INFO L138 SettingsManager]: * sizeof POINTER=4 [2020-12-09 06:01:25,266 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-12-09 06:01:25,266 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-12-09 06:01:25,266 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-12-09 06:01:25,266 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-12-09 06:01:25,266 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2020-12-09 06:01:25,266 INFO L138 SettingsManager]: * sizeof long double=12 [2020-12-09 06:01:25,267 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-12-09 06:01:25,267 INFO L138 SettingsManager]: * Use constant arrays=true [2020-12-09 06:01:25,267 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-12-09 06:01:25,267 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-12-09 06:01:25,267 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-12-09 06:01:25,267 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-12-09 06:01:25,268 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-12-09 06:01:25,268 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-12-09 06:01:25,268 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-12-09 06:01:25,268 INFO L138 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2020-12-09 06:01:25,268 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-12-09 06:01:25,269 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-12-09 06:01:25,269 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-12-09 06:01:25,269 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2020-12-09 06:01:25,269 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_1a64631f-0aa8-4be0-8903-a339958c96c0/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud-vcloud-master/worker/run_dir_1a64631f-0aa8-4be0-8903-a339958c96c0/bin/utaipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 20511873d12c5fa163931d128b0577956a15d9d1 [2020-12-09 06:01:25,448 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-12-09 06:01:25,464 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-12-09 06:01:25,466 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-12-09 06:01:25,467 INFO L271 PluginConnector]: Initializing CDTParser... [2020-12-09 06:01:25,467 INFO L275 PluginConnector]: CDTParser initialized [2020-12-09 06:01:25,468 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/run_dir_1a64631f-0aa8-4be0-8903-a339958c96c0/bin/utaipan/../../sv-benchmarks/c/floats-esbmc-regression/fmod2.i [2020-12-09 06:01:25,510 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_1a64631f-0aa8-4be0-8903-a339958c96c0/bin/utaipan/data/6240e93cf/14c32c0bd9934d93bc886a8c4796919e/FLAG02ceaf175 [2020-12-09 06:01:25,906 INFO L306 CDTParser]: Found 1 translation units. [2020-12-09 06:01:25,907 INFO L160 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/run_dir_1a64631f-0aa8-4be0-8903-a339958c96c0/sv-benchmarks/c/floats-esbmc-regression/fmod2.i [2020-12-09 06:01:25,916 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_1a64631f-0aa8-4be0-8903-a339958c96c0/bin/utaipan/data/6240e93cf/14c32c0bd9934d93bc886a8c4796919e/FLAG02ceaf175 [2020-12-09 06:01:26,311 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/run_dir_1a64631f-0aa8-4be0-8903-a339958c96c0/bin/utaipan/data/6240e93cf/14c32c0bd9934d93bc886a8c4796919e [2020-12-09 06:01:26,318 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-12-09 06:01:26,322 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2020-12-09 06:01:26,326 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-12-09 06:01:26,327 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-12-09 06:01:26,339 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-12-09 06:01:26,341 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 09.12 06:01:26" (1/1) ... [2020-12-09 06:01:26,346 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4245c81c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 06:01:26, skipping insertion in model container [2020-12-09 06:01:26,346 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 09.12 06:01:26" (1/1) ... [2020-12-09 06:01:26,358 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-12-09 06:01:26,388 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-12-09 06:01:26,695 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_1a64631f-0aa8-4be0-8903-a339958c96c0/sv-benchmarks/c/floats-esbmc-regression/fmod2.i[36367,36380] [2020-12-09 06:01:26,701 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 06:01:26,706 INFO L168 Benchmark]: Toolchain (without parser) took 383.08 ms. Allocated memory is still 107.0 MB. Free memory was 64.6 MB in the beginning and 83.9 MB in the end (delta: -19.3 MB). Peak memory consumption was 14.8 MB. Max. memory is 16.1 GB. [2020-12-09 06:01:26,706 INFO L168 Benchmark]: CDTParser took 0.12 ms. Allocated memory is still 107.0 MB. Free memory is still 82.5 MB. There was no memory consumed. Max. memory is 16.1 GB. [2020-12-09 06:01:26,707 INFO L168 Benchmark]: CACSL2BoogieTranslator took 377.00 ms. Allocated memory is still 107.0 MB. Free memory was 64.5 MB in the beginning and 83.9 MB in the end (delta: -19.5 MB). Peak memory consumption was 14.8 MB. Max. memory is 16.1 GB. [2020-12-09 06:01:26,709 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.12 ms. Allocated memory is still 107.0 MB. Free memory is still 82.5 MB. There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 377.00 ms. Allocated memory is still 107.0 MB. Free memory was 64.5 MB in the beginning and 83.9 MB in the end (delta: -19.5 MB). Peak memory consumption was 14.8 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 06:01:27,998 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-12-09 06:01:27,999 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-12-09 06:01:28,020 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-12-09 06:01:28,021 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-12-09 06:01:28,022 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-12-09 06:01:28,023 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-12-09 06:01:28,025 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-12-09 06:01:28,026 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-12-09 06:01:28,027 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-12-09 06:01:28,028 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-12-09 06:01:28,029 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-12-09 06:01:28,029 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-12-09 06:01:28,030 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-12-09 06:01:28,031 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-12-09 06:01:28,032 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-12-09 06:01:28,033 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-12-09 06:01:28,034 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-12-09 06:01:28,035 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-12-09 06:01:28,037 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-12-09 06:01:28,038 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-12-09 06:01:28,039 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-12-09 06:01:28,040 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-12-09 06:01:28,041 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-12-09 06:01:28,044 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-12-09 06:01:28,044 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-12-09 06:01:28,044 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-12-09 06:01:28,045 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-12-09 06:01:28,045 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-12-09 06:01:28,046 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-12-09 06:01:28,047 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-12-09 06:01:28,047 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-12-09 06:01:28,048 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-12-09 06:01:28,049 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-12-09 06:01:28,049 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-12-09 06:01:28,050 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-12-09 06:01:28,050 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-12-09 06:01:28,050 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-12-09 06:01:28,050 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-12-09 06:01:28,051 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-12-09 06:01:28,052 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-12-09 06:01:28,052 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/run_dir_1a64631f-0aa8-4be0-8903-a339958c96c0/bin/utaipan/config/svcomp-Reach-32bit-Taipan_Bitvector.epf [2020-12-09 06:01:28,074 INFO L113 SettingsManager]: Loading preferences was successful [2020-12-09 06:01:28,074 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-12-09 06:01:28,075 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2020-12-09 06:01:28,075 INFO L138 SettingsManager]: * User list type=DISABLED [2020-12-09 06:01:28,075 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2020-12-09 06:01:28,075 INFO L138 SettingsManager]: * Explicit value domain=true [2020-12-09 06:01:28,076 INFO L138 SettingsManager]: * Octagon Domain=false [2020-12-09 06:01:28,076 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2020-12-09 06:01:28,076 INFO L138 SettingsManager]: * Interval Domain=false [2020-12-09 06:01:28,076 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-12-09 06:01:28,076 INFO L138 SettingsManager]: * sizeof long=4 [2020-12-09 06:01:28,077 INFO L138 SettingsManager]: * sizeof POINTER=4 [2020-12-09 06:01:28,077 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-12-09 06:01:28,077 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-12-09 06:01:28,077 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-12-09 06:01:28,077 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-12-09 06:01:28,077 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2020-12-09 06:01:28,077 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2020-12-09 06:01:28,077 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2020-12-09 06:01:28,078 INFO L138 SettingsManager]: * sizeof long double=12 [2020-12-09 06:01:28,078 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-12-09 06:01:28,078 INFO L138 SettingsManager]: * Use constant arrays=true [2020-12-09 06:01:28,078 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-12-09 06:01:28,078 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-12-09 06:01:28,078 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-12-09 06:01:28,078 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-12-09 06:01:28,078 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-12-09 06:01:28,079 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-12-09 06:01:28,079 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-12-09 06:01:28,079 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-12-09 06:01:28,079 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2020-12-09 06:01:28,079 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2020-12-09 06:01:28,079 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-12-09 06:01:28,079 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-12-09 06:01:28,080 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2020-12-09 06:01:28,080 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_1a64631f-0aa8-4be0-8903-a339958c96c0/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud-vcloud-master/worker/run_dir_1a64631f-0aa8-4be0-8903-a339958c96c0/bin/utaipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 20511873d12c5fa163931d128b0577956a15d9d1 [2020-12-09 06:01:28,320 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-12-09 06:01:28,339 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-12-09 06:01:28,341 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-12-09 06:01:28,342 INFO L271 PluginConnector]: Initializing CDTParser... [2020-12-09 06:01:28,342 INFO L275 PluginConnector]: CDTParser initialized [2020-12-09 06:01:28,343 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/run_dir_1a64631f-0aa8-4be0-8903-a339958c96c0/bin/utaipan/../../sv-benchmarks/c/floats-esbmc-regression/fmod2.i [2020-12-09 06:01:28,384 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_1a64631f-0aa8-4be0-8903-a339958c96c0/bin/utaipan/data/4d2600dd2/d021647da9f04a868a68df65d5983e24/FLAGd32241162 [2020-12-09 06:01:28,834 INFO L306 CDTParser]: Found 1 translation units. [2020-12-09 06:01:28,834 INFO L160 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/run_dir_1a64631f-0aa8-4be0-8903-a339958c96c0/sv-benchmarks/c/floats-esbmc-regression/fmod2.i [2020-12-09 06:01:28,846 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_1a64631f-0aa8-4be0-8903-a339958c96c0/bin/utaipan/data/4d2600dd2/d021647da9f04a868a68df65d5983e24/FLAGd32241162 [2020-12-09 06:01:28,857 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/run_dir_1a64631f-0aa8-4be0-8903-a339958c96c0/bin/utaipan/data/4d2600dd2/d021647da9f04a868a68df65d5983e24 [2020-12-09 06:01:28,859 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-12-09 06:01:28,860 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2020-12-09 06:01:28,862 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-12-09 06:01:28,862 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-12-09 06:01:28,864 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-12-09 06:01:28,865 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 09.12 06:01:28" (1/1) ... [2020-12-09 06:01:28,866 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4929fd71 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 06:01:28, skipping insertion in model container [2020-12-09 06:01:28,867 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 09.12 06:01:28" (1/1) ... [2020-12-09 06:01:28,872 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-12-09 06:01:28,905 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-12-09 06:01:29,215 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_1a64631f-0aa8-4be0-8903-a339958c96c0/sv-benchmarks/c/floats-esbmc-regression/fmod2.i[36367,36380] [2020-12-09 06:01:29,222 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 06:01:29,226 INFO L168 Benchmark]: Toolchain (without parser) took 364.26 ms. Allocated memory was 52.4 MB in the beginning and 67.1 MB in the end (delta: 14.7 MB). Free memory was 28.3 MB in the beginning and 48.5 MB in the end (delta: -20.2 MB). Peak memory consumption was 7.5 MB. Max. memory is 16.1 GB. [2020-12-09 06:01:29,227 INFO L168 Benchmark]: CDTParser took 0.11 ms. Allocated memory is still 52.4 MB. Free memory was 35.0 MB in the beginning and 34.9 MB in the end (delta: 71.1 kB). There was no memory consumed. Max. memory is 16.1 GB. [2020-12-09 06:01:29,227 INFO L168 Benchmark]: CACSL2BoogieTranslator took 362.41 ms. Allocated memory was 52.4 MB in the beginning and 67.1 MB in the end (delta: 14.7 MB). Free memory was 28.2 MB in the beginning and 48.5 MB in the end (delta: -20.3 MB). Peak memory consumption was 7.5 MB. Max. memory is 16.1 GB. [2020-12-09 06:01:29,229 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 52.4 MB. Free memory was 35.0 MB in the beginning and 34.9 MB in the end (delta: 71.1 kB). There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 362.41 ms. Allocated memory was 52.4 MB in the beginning and 67.1 MB in the end (delta: 14.7 MB). Free memory was 28.2 MB in the beginning and 48.5 MB in the end (delta: -20.3 MB). Peak memory consumption was 7.5 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...