./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 6a47aea7 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f5d9a387-6a17-441b-9de9-544241420318/bin/utaipan-fb15Y9Yzbl/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f5d9a387-6a17-441b-9de9-544241420318/bin/utaipan-fb15Y9Yzbl/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f5d9a387-6a17-441b-9de9-544241420318/bin/utaipan-fb15Y9Yzbl/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f5d9a387-6a17-441b-9de9-544241420318/bin/utaipan-fb15Y9Yzbl/config/TaipanReach.xml -i ../../sv-benchmarks/c/floats-esbmc-regression/fmod2.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f5d9a387-6a17-441b-9de9-544241420318/bin/utaipan-fb15Y9Yzbl/config/svcomp-Reach-32bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f5d9a387-6a17-441b-9de9-544241420318/bin/utaipan-fb15Y9Yzbl --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 2ad29c49803f5b427679e577c26c86ab746c3fb24b07a41bcbb382628a1847a9 --- Real Ultimate output --- This is Ultimate 0.2.2-dev-6a47aea [2021-11-23 17:35:10,125 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-23 17:35:10,128 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-23 17:35:10,182 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-23 17:35:10,183 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-23 17:35:10,188 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-23 17:35:10,190 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-23 17:35:10,194 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-23 17:35:10,197 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-23 17:35:10,204 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-23 17:35:10,206 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-23 17:35:10,207 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-23 17:35:10,208 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-23 17:35:10,211 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-23 17:35:10,214 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-23 17:35:10,220 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-23 17:35:10,222 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-23 17:35:10,223 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-23 17:35:10,225 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-23 17:35:10,235 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-23 17:35:10,237 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-23 17:35:10,238 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-23 17:35:10,242 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-23 17:35:10,243 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-23 17:35:10,246 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-23 17:35:10,247 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-23 17:35:10,247 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-23 17:35:10,250 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-23 17:35:10,250 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-23 17:35:10,252 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-23 17:35:10,252 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-23 17:35:10,253 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-23 17:35:10,255 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-23 17:35:10,257 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-23 17:35:10,258 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-23 17:35:10,259 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-23 17:35:10,259 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-23 17:35:10,260 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-23 17:35:10,260 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-23 17:35:10,261 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-23 17:35:10,261 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-23 17:35:10,262 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f5d9a387-6a17-441b-9de9-544241420318/bin/utaipan-fb15Y9Yzbl/config/svcomp-Reach-32bit-Taipan_Default.epf [2021-11-23 17:35:10,312 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-23 17:35:10,313 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-23 17:35:10,314 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-11-23 17:35:10,314 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-11-23 17:35:10,315 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-23 17:35:10,315 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2021-11-23 17:35:10,315 INFO L138 SettingsManager]: * User list type=DISABLED [2021-11-23 17:35:10,315 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2021-11-23 17:35:10,316 INFO L138 SettingsManager]: * Explicit value domain=true [2021-11-23 17:35:10,316 INFO L138 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2021-11-23 17:35:10,317 INFO L138 SettingsManager]: * Octagon Domain=false [2021-11-23 17:35:10,318 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2021-11-23 17:35:10,318 INFO L138 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2021-11-23 17:35:10,318 INFO L138 SettingsManager]: * Use the RCFG-of-the-future interface=true [2021-11-23 17:35:10,318 INFO L138 SettingsManager]: * Interval Domain=false [2021-11-23 17:35:10,318 INFO L136 SettingsManager]: Preferences of Sifa differ from their defaults: [2021-11-23 17:35:10,319 INFO L138 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2021-11-23 17:35:10,319 INFO L138 SettingsManager]: * Simplification Technique=POLY_PAC [2021-11-23 17:35:10,321 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-23 17:35:10,321 INFO L138 SettingsManager]: * sizeof long=4 [2021-11-23 17:35:10,322 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-11-23 17:35:10,322 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-11-23 17:35:10,322 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-23 17:35:10,322 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-23 17:35:10,322 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-23 17:35:10,323 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-23 17:35:10,323 INFO L138 SettingsManager]: * sizeof long double=12 [2021-11-23 17:35:10,323 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-23 17:35:10,323 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-23 17:35:10,324 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-23 17:35:10,324 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-23 17:35:10,324 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-11-23 17:35:10,324 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-11-23 17:35:10,325 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-23 17:35:10,325 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-23 17:35:10,325 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-23 17:35:10,325 INFO L138 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2021-11-23 17:35:10,326 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-11-23 17:35:10,326 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-23 17:35:10,326 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-11-23 17:35:10,326 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-11-23 17:35:10,327 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_f5d9a387-6a17-441b-9de9-544241420318/bin/utaipan-fb15Y9Yzbl/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f5d9a387-6a17-441b-9de9-544241420318/bin/utaipan-fb15Y9Yzbl Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 2ad29c49803f5b427679e577c26c86ab746c3fb24b07a41bcbb382628a1847a9 [2021-11-23 17:35:10,561 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-23 17:35:10,582 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-23 17:35:10,585 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-23 17:35:10,586 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-23 17:35:10,587 INFO L275 PluginConnector]: CDTParser initialized [2021-11-23 17:35:10,588 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f5d9a387-6a17-441b-9de9-544241420318/bin/utaipan-fb15Y9Yzbl/../../sv-benchmarks/c/floats-esbmc-regression/fmod2.i [2021-11-23 17:35:10,676 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f5d9a387-6a17-441b-9de9-544241420318/bin/utaipan-fb15Y9Yzbl/data/16076780d/f928629821824e02b74151d23c6da0bb/FLAGd9779970d [2021-11-23 17:35:11,236 INFO L306 CDTParser]: Found 1 translation units. [2021-11-23 17:35:11,237 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f5d9a387-6a17-441b-9de9-544241420318/sv-benchmarks/c/floats-esbmc-regression/fmod2.i [2021-11-23 17:35:11,250 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f5d9a387-6a17-441b-9de9-544241420318/bin/utaipan-fb15Y9Yzbl/data/16076780d/f928629821824e02b74151d23c6da0bb/FLAGd9779970d [2021-11-23 17:35:11,523 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f5d9a387-6a17-441b-9de9-544241420318/bin/utaipan-fb15Y9Yzbl/data/16076780d/f928629821824e02b74151d23c6da0bb [2021-11-23 17:35:11,525 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-23 17:35:11,527 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-23 17:35:11,531 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-23 17:35:11,531 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-23 17:35:11,535 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-23 17:35:11,536 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 05:35:11" (1/1) ... [2021-11-23 17:35:11,538 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1c53a3cb and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 05:35:11, skipping insertion in model container [2021-11-23 17:35:11,539 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 05:35:11" (1/1) ... [2021-11-23 17:35:11,548 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-23 17:35:11,612 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-23 17:35:12,186 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f5d9a387-6a17-441b-9de9-544241420318/sv-benchmarks/c/floats-esbmc-regression/fmod2.i[36367,36380] [2021-11-23 17:35:12,193 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:1792) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.standardfunctions.StandardFunctionHandler.translateStandardFunction(StandardFunctionHandler.java:235) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:1434) 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:2392) 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:177) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.chandler.FunctionHandler.handleFunctionCallGivenNameAndArguments(FunctionHandler.java:674) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.chandler.FunctionHandler.handleFunctionCallExpression(FunctionHandler.java:508) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:1441) 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:1385) 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:1069) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.PRDispatcher.dispatch(PRDispatcher.java:232) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.chandler.FunctionHandler.handleFunctionDefinition(FunctionHandler.java:371) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:1456) 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:3268) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:2342) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:595) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.PRDispatcher.dispatch(PRDispatcher.java:134) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.MainTranslator.translate(MainTranslator.java:192) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.MainTranslator.run(MainTranslator.java:115) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.MainTranslator.(MainTranslator.java:93) at de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver.finish(CACSL2BoogieTranslatorObserver.java:128) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:168) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:151) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:128) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:232) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:226) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:142) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:104) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:320) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2021-11-23 17:35:12,199 INFO L158 Benchmark]: Toolchain (without parser) took 671.07ms. Allocated memory was 98.6MB in the beginning and 123.7MB in the end (delta: 25.2MB). Free memory was 65.2MB in the beginning and 97.6MB in the end (delta: -32.4MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. [2021-11-23 17:35:12,200 INFO L158 Benchmark]: CDTParser took 0.31ms. Allocated memory is still 98.6MB. Free memory was 53.4MB in the beginning and 53.3MB in the end (delta: 84.1kB). There was no memory consumed. Max. memory is 16.1GB. [2021-11-23 17:35:12,201 INFO L158 Benchmark]: CACSL2BoogieTranslator took 666.01ms. Allocated memory was 98.6MB in the beginning and 123.7MB in the end (delta: 25.2MB). Free memory was 65.0MB in the beginning and 97.6MB in the end (delta: -32.6MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. [2021-11-23 17:35:12,203 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.31ms. Allocated memory is still 98.6MB. Free memory was 53.4MB in the beginning and 53.3MB in the end (delta: 84.1kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 666.01ms. Allocated memory was 98.6MB in the beginning and 123.7MB in the end (delta: 25.2MB). Free memory was 65.0MB in the beginning and 97.6MB in the end (delta: -32.6MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - ExceptionOrErrorResult: UnsupportedOperationException: floating point operation not supported in non-bitprecise translation: 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... --- End real Ultimate output --- Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis ### Bit-precise run ### Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f5d9a387-6a17-441b-9de9-544241420318/bin/utaipan-fb15Y9Yzbl/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f5d9a387-6a17-441b-9de9-544241420318/bin/utaipan-fb15Y9Yzbl/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f5d9a387-6a17-441b-9de9-544241420318/bin/utaipan-fb15Y9Yzbl/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f5d9a387-6a17-441b-9de9-544241420318/bin/utaipan-fb15Y9Yzbl/config/TaipanReach.xml -i ../../sv-benchmarks/c/floats-esbmc-regression/fmod2.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f5d9a387-6a17-441b-9de9-544241420318/bin/utaipan-fb15Y9Yzbl/config/svcomp-Reach-32bit-Taipan_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f5d9a387-6a17-441b-9de9-544241420318/bin/utaipan-fb15Y9Yzbl --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 2ad29c49803f5b427679e577c26c86ab746c3fb24b07a41bcbb382628a1847a9 --- Real Ultimate output --- This is Ultimate 0.2.2-dev-6a47aea [2021-11-23 17:35:14,620 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-23 17:35:14,624 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-23 17:35:14,682 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-23 17:35:14,683 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-23 17:35:14,689 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-23 17:35:14,691 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-23 17:35:14,695 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-23 17:35:14,699 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-23 17:35:14,709 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-23 17:35:14,711 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-23 17:35:14,713 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-23 17:35:14,713 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-23 17:35:14,716 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-23 17:35:14,718 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-23 17:35:14,724 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-23 17:35:14,725 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-23 17:35:14,727 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-23 17:35:14,729 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-23 17:35:14,734 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-23 17:35:14,736 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-23 17:35:14,741 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-23 17:35:14,745 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-23 17:35:14,747 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-23 17:35:14,753 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-23 17:35:14,754 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-23 17:35:14,754 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-23 17:35:14,756 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-23 17:35:14,757 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-23 17:35:14,758 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-23 17:35:14,759 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-23 17:35:14,759 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-23 17:35:14,761 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-23 17:35:14,762 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-23 17:35:14,764 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-23 17:35:14,764 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-23 17:35:14,765 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-23 17:35:14,765 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-23 17:35:14,766 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-23 17:35:14,768 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-23 17:35:14,768 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-23 17:35:14,769 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f5d9a387-6a17-441b-9de9-544241420318/bin/utaipan-fb15Y9Yzbl/config/svcomp-Reach-32bit-Taipan_Bitvector.epf [2021-11-23 17:35:14,819 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-23 17:35:14,820 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-23 17:35:14,820 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-11-23 17:35:14,821 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-11-23 17:35:14,822 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-23 17:35:14,822 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2021-11-23 17:35:14,822 INFO L138 SettingsManager]: * User list type=DISABLED [2021-11-23 17:35:14,823 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2021-11-23 17:35:14,823 INFO L138 SettingsManager]: * Explicit value domain=true [2021-11-23 17:35:14,823 INFO L138 SettingsManager]: * Octagon Domain=false [2021-11-23 17:35:14,824 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2021-11-23 17:35:14,824 INFO L138 SettingsManager]: * Interval Domain=false [2021-11-23 17:35:14,826 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-23 17:35:14,826 INFO L138 SettingsManager]: * sizeof long=4 [2021-11-23 17:35:14,826 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-11-23 17:35:14,827 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-23 17:35:14,827 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-23 17:35:14,827 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-23 17:35:14,827 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-23 17:35:14,828 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2021-11-23 17:35:14,828 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2021-11-23 17:35:14,828 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2021-11-23 17:35:14,828 INFO L138 SettingsManager]: * sizeof long double=12 [2021-11-23 17:35:14,829 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-23 17:35:14,829 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-23 17:35:14,829 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-23 17:35:14,829 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-23 17:35:14,830 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-11-23 17:35:14,830 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-11-23 17:35:14,830 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-11-23 17:35:14,830 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-23 17:35:14,830 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-23 17:35:14,831 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-23 17:35:14,831 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2021-11-23 17:35:14,831 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2021-11-23 17:35:14,832 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-23 17:35:14,832 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-11-23 17:35:14,832 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-11-23 17:35:14,833 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_f5d9a387-6a17-441b-9de9-544241420318/bin/utaipan-fb15Y9Yzbl/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f5d9a387-6a17-441b-9de9-544241420318/bin/utaipan-fb15Y9Yzbl Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 2ad29c49803f5b427679e577c26c86ab746c3fb24b07a41bcbb382628a1847a9 [2021-11-23 17:35:15,254 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-23 17:35:15,279 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-23 17:35:15,282 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-23 17:35:15,283 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-23 17:35:15,285 INFO L275 PluginConnector]: CDTParser initialized [2021-11-23 17:35:15,286 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f5d9a387-6a17-441b-9de9-544241420318/bin/utaipan-fb15Y9Yzbl/../../sv-benchmarks/c/floats-esbmc-regression/fmod2.i [2021-11-23 17:35:15,366 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f5d9a387-6a17-441b-9de9-544241420318/bin/utaipan-fb15Y9Yzbl/data/edcd59cdd/7b834977a188406d866c063e31358745/FLAG6fe44d2d8 [2021-11-23 17:35:16,015 INFO L306 CDTParser]: Found 1 translation units. [2021-11-23 17:35:16,018 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f5d9a387-6a17-441b-9de9-544241420318/sv-benchmarks/c/floats-esbmc-regression/fmod2.i [2021-11-23 17:35:16,041 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f5d9a387-6a17-441b-9de9-544241420318/bin/utaipan-fb15Y9Yzbl/data/edcd59cdd/7b834977a188406d866c063e31358745/FLAG6fe44d2d8 [2021-11-23 17:35:16,239 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f5d9a387-6a17-441b-9de9-544241420318/bin/utaipan-fb15Y9Yzbl/data/edcd59cdd/7b834977a188406d866c063e31358745 [2021-11-23 17:35:16,241 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-23 17:35:16,242 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-23 17:35:16,244 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-23 17:35:16,244 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-23 17:35:16,248 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-23 17:35:16,249 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 05:35:16" (1/1) ... [2021-11-23 17:35:16,250 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4acc5a8e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 05:35:16, skipping insertion in model container [2021-11-23 17:35:16,250 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 05:35:16" (1/1) ... [2021-11-23 17:35:16,258 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-23 17:35:16,298 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-23 17:35:16,862 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f5d9a387-6a17-441b-9de9-544241420318/sv-benchmarks/c/floats-esbmc-regression/fmod2.i[36367,36380] [2021-11-23 17:35:16,873 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:1228) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.expressiontranslation.BitvectorTranslation.constructOtherBinaryFloatOperation(BitvectorTranslation.java:1178) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.standardfunctions.StandardFunctionHandler.handleBinaryFloatFunction(StandardFunctionHandler.java:1800) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.standardfunctions.StandardFunctionHandler.translateStandardFunction(StandardFunctionHandler.java:235) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:1434) 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:1373) 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:2959) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.handleIASTDeclarator(CHandler.java:2819) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:2122) 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:1123) 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:1069) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.PRDispatcher.dispatch(PRDispatcher.java:232) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.chandler.FunctionHandler.handleFunctionDefinition(FunctionHandler.java:371) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:1456) 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:3268) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:2342) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:595) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.PRDispatcher.dispatch(PRDispatcher.java:134) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.MainTranslator.translate(MainTranslator.java:192) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.MainTranslator.run(MainTranslator.java:115) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.MainTranslator.(MainTranslator.java:93) at de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver.finish(CACSL2BoogieTranslatorObserver.java:128) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:168) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:151) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:128) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:232) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:226) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:142) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:104) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:320) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2021-11-23 17:35:16,879 INFO L158 Benchmark]: Toolchain (without parser) took 635.09ms. Allocated memory was 58.7MB in the beginning and 75.5MB in the end (delta: 16.8MB). Free memory was 36.7MB in the beginning and 56.8MB in the end (delta: -20.1MB). Peak memory consumption was 14.2MB. Max. memory is 16.1GB. [2021-11-23 17:35:16,880 INFO L158 Benchmark]: CDTParser took 0.22ms. Allocated memory is still 58.7MB. Free memory was 39.6MB in the beginning and 39.5MB in the end (delta: 84.1kB). There was no memory consumed. Max. memory is 16.1GB. [2021-11-23 17:35:16,881 INFO L158 Benchmark]: CACSL2BoogieTranslator took 633.17ms. Allocated memory was 58.7MB in the beginning and 75.5MB in the end (delta: 16.8MB). Free memory was 36.4MB in the beginning and 56.8MB in the end (delta: -20.3MB). Peak memory consumption was 14.2MB. Max. memory is 16.1GB. [2021-11-23 17:35:16,883 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.22ms. Allocated memory is still 58.7MB. Free memory was 39.6MB in the beginning and 39.5MB in the end (delta: 84.1kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 633.17ms. Allocated memory was 58.7MB in the beginning and 75.5MB in the end (delta: 16.8MB). Free memory was 36.4MB in the beginning and 56.8MB in the end (delta: -20.3MB). Peak memory consumption was 14.2MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - ExceptionOrErrorResult: UnsupportedOperationException: not yet supported float operation copysign de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: UnsupportedOperationException: not yet supported float operation copysign: de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.expressiontranslation.BitvectorTranslation.constructOtherBinaryFloatOperation(BitvectorTranslation.java:1228) RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: ERROR: ExceptionOrErrorResult: UnsupportedOperationException: not yet supported float operation copysign