./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/floats-cbmc-regression/float-no-simp8.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 53f42b1a Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d0b80948-eb83-4f06-8451-28322030d83a/bin/uautomizer-DQz5hQGWxF/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d0b80948-eb83-4f06-8451-28322030d83a/bin/uautomizer-DQz5hQGWxF/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d0b80948-eb83-4f06-8451-28322030d83a/bin/uautomizer-DQz5hQGWxF/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d0b80948-eb83-4f06-8451-28322030d83a/bin/uautomizer-DQz5hQGWxF/config/AutomizerReach.xml -i ../../sv-benchmarks/c/floats-cbmc-regression/float-no-simp8.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d0b80948-eb83-4f06-8451-28322030d83a/bin/uautomizer-DQz5hQGWxF/config/svcomp-Reach-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d0b80948-eb83-4f06-8451-28322030d83a/bin/uautomizer-DQz5hQGWxF --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 Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 786837fb3df1c16cf4a6cad99a185e6a7f28758e9c247baf272fc714322dd2ae --- Real Ultimate output --- This is Ultimate 0.2.1-dev-53f42b1 [2021-11-20 06:13:50,173 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-20 06:13:50,176 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-20 06:13:50,224 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-20 06:13:50,225 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-20 06:13:50,235 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-20 06:13:50,240 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-20 06:13:50,247 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-20 06:13:50,251 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-20 06:13:50,260 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-20 06:13:50,262 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-20 06:13:50,264 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-20 06:13:50,265 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-20 06:13:50,270 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-20 06:13:50,274 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-20 06:13:50,280 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-20 06:13:50,283 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-20 06:13:50,285 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-20 06:13:50,293 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-20 06:13:50,296 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-20 06:13:50,309 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-20 06:13:50,311 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-20 06:13:50,315 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-20 06:13:50,317 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-20 06:13:50,321 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-20 06:13:50,322 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-20 06:13:50,322 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-20 06:13:50,324 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-20 06:13:50,324 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-20 06:13:50,326 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-20 06:13:50,328 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-20 06:13:50,329 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-20 06:13:50,332 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-20 06:13:50,333 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-20 06:13:50,336 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-20 06:13:50,336 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-20 06:13:50,337 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-20 06:13:50,337 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-20 06:13:50,338 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-20 06:13:50,339 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-20 06:13:50,341 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-20 06:13:50,342 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d0b80948-eb83-4f06-8451-28322030d83a/bin/uautomizer-DQz5hQGWxF/config/svcomp-Reach-32bit-Automizer_Default.epf [2021-11-20 06:13:50,405 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-20 06:13:50,405 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-20 06:13:50,406 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-11-20 06:13:50,406 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-11-20 06:13:50,407 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-20 06:13:50,407 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2021-11-20 06:13:50,408 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-20 06:13:50,408 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-20 06:13:50,408 INFO L138 SettingsManager]: * Use SBE=true [2021-11-20 06:13:50,409 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-20 06:13:50,409 INFO L138 SettingsManager]: * sizeof long=4 [2021-11-20 06:13:50,409 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-11-20 06:13:50,410 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-11-20 06:13:50,410 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-20 06:13:50,410 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-20 06:13:50,410 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-20 06:13:50,411 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-20 06:13:50,414 INFO L138 SettingsManager]: * sizeof long double=12 [2021-11-20 06:13:50,414 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-20 06:13:50,414 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-20 06:13:50,415 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-20 06:13:50,415 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-20 06:13:50,415 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-11-20 06:13:50,416 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-11-20 06:13:50,416 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-11-20 06:13:50,417 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-20 06:13:50,417 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-20 06:13:50,417 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-20 06:13:50,418 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2021-11-20 06:13:50,421 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-11-20 06:13:50,421 INFO L138 SettingsManager]: * Large block encoding in concurrent analysis=OFF [2021-11-20 06:13:50,421 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2021-11-20 06:13:50,422 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-20 06:13:50,422 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-11-20 06:13:50,422 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d0b80948-eb83-4f06-8451-28322030d83a/bin/uautomizer-DQz5hQGWxF/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d0b80948-eb83-4f06-8451-28322030d83a/bin/uautomizer-DQz5hQGWxF Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 786837fb3df1c16cf4a6cad99a185e6a7f28758e9c247baf272fc714322dd2ae [2021-11-20 06:13:50,753 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-20 06:13:50,780 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-20 06:13:50,784 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-20 06:13:50,785 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-20 06:13:50,786 INFO L275 PluginConnector]: CDTParser initialized [2021-11-20 06:13:50,788 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d0b80948-eb83-4f06-8451-28322030d83a/bin/uautomizer-DQz5hQGWxF/../../sv-benchmarks/c/floats-cbmc-regression/float-no-simp8.i [2021-11-20 06:13:50,880 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d0b80948-eb83-4f06-8451-28322030d83a/bin/uautomizer-DQz5hQGWxF/data/0b917fca9/d32f9fdcee8546cf853f5e95d2fb28a2/FLAG681ee0600 [2021-11-20 06:13:51,634 INFO L306 CDTParser]: Found 1 translation units. [2021-11-20 06:13:51,634 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d0b80948-eb83-4f06-8451-28322030d83a/sv-benchmarks/c/floats-cbmc-regression/float-no-simp8.i [2021-11-20 06:13:51,669 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d0b80948-eb83-4f06-8451-28322030d83a/bin/uautomizer-DQz5hQGWxF/data/0b917fca9/d32f9fdcee8546cf853f5e95d2fb28a2/FLAG681ee0600 [2021-11-20 06:13:51,806 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d0b80948-eb83-4f06-8451-28322030d83a/bin/uautomizer-DQz5hQGWxF/data/0b917fca9/d32f9fdcee8546cf853f5e95d2fb28a2 [2021-11-20 06:13:51,816 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-20 06:13:51,819 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-20 06:13:51,824 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-20 06:13:51,824 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-20 06:13:51,829 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-20 06:13:51,830 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.11 06:13:51" (1/1) ... [2021-11-20 06:13:51,832 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2c5e7bfb and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 06:13:51, skipping insertion in model container [2021-11-20 06:13:51,833 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.11 06:13:51" (1/1) ... [2021-11-20 06:13:51,842 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-20 06:13:51,905 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-20 06:13:52,661 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: signbit 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:1107) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.PRDispatcher.dispatch(PRDispatcher.java:276) 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.base.CHandler.visit(CHandler.java:729) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.PRDispatcher.dispatch(PRDispatcher.java:282) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:730) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.PRDispatcher.dispatch(PRDispatcher.java:282) 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.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.base.CHandler.visit(CHandler.java:1602) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.PRDispatcher.dispatch(PRDispatcher.java:229) 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) [2021-11-20 06:13:52,666 INFO L158 Benchmark]: Toolchain (without parser) took 846.02ms. Allocated memory is still 94.4MB. Free memory was 58.0MB in the beginning and 67.5MB in the end (delta: -9.5MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. [2021-11-20 06:13:52,668 INFO L158 Benchmark]: CDTParser took 0.26ms. Allocated memory is still 94.4MB. Free memory was 63.7MB in the beginning and 63.7MB in the end (delta: 28.2kB). There was no memory consumed. Max. memory is 16.1GB. [2021-11-20 06:13:52,669 INFO L158 Benchmark]: CACSL2BoogieTranslator took 839.76ms. Allocated memory is still 94.4MB. Free memory was 57.8MB in the beginning and 67.5MB in the end (delta: -9.7MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. [2021-11-20 06:13:52,671 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.26ms. Allocated memory is still 94.4MB. Free memory was 63.7MB in the beginning and 63.7MB in the end (delta: 28.2kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 839.76ms. Allocated memory is still 94.4MB. Free memory was 57.8MB in the beginning and 67.5MB in the end (delta: -9.7MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - ExceptionOrErrorResult: UnsupportedOperationException: floating point operation not supported in non-bitprecise translation: signbit de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: UnsupportedOperationException: floating point operation not supported in non-bitprecise translation: signbit: 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_d0b80948-eb83-4f06-8451-28322030d83a/bin/uautomizer-DQz5hQGWxF/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d0b80948-eb83-4f06-8451-28322030d83a/bin/uautomizer-DQz5hQGWxF/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d0b80948-eb83-4f06-8451-28322030d83a/bin/uautomizer-DQz5hQGWxF/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d0b80948-eb83-4f06-8451-28322030d83a/bin/uautomizer-DQz5hQGWxF/config/AutomizerReach.xml -i ../../sv-benchmarks/c/floats-cbmc-regression/float-no-simp8.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d0b80948-eb83-4f06-8451-28322030d83a/bin/uautomizer-DQz5hQGWxF/config/svcomp-Reach-32bit-Automizer_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d0b80948-eb83-4f06-8451-28322030d83a/bin/uautomizer-DQz5hQGWxF --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 Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 786837fb3df1c16cf4a6cad99a185e6a7f28758e9c247baf272fc714322dd2ae --- Real Ultimate output --- This is Ultimate 0.2.1-dev-53f42b1 [2021-11-20 06:13:55,602 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-20 06:13:55,605 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-20 06:13:55,644 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-20 06:13:55,647 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-20 06:13:55,652 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-20 06:13:55,656 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-20 06:13:55,669 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-20 06:13:55,672 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-20 06:13:55,673 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-20 06:13:55,675 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-20 06:13:55,676 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-20 06:13:55,677 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-20 06:13:55,680 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-20 06:13:55,683 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-20 06:13:55,686 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-20 06:13:55,689 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-20 06:13:55,696 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-20 06:13:55,716 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-20 06:13:55,719 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-20 06:13:55,722 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-20 06:13:55,731 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-20 06:13:55,733 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-20 06:13:55,737 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-20 06:13:55,749 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-20 06:13:55,750 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-20 06:13:55,750 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-20 06:13:55,751 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-20 06:13:55,752 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-20 06:13:55,754 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-20 06:13:55,754 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-20 06:13:55,756 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-20 06:13:55,757 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-20 06:13:55,758 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-20 06:13:55,766 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-20 06:13:55,768 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-20 06:13:55,769 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-20 06:13:55,770 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-20 06:13:55,770 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-20 06:13:55,773 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-20 06:13:55,774 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-20 06:13:55,781 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d0b80948-eb83-4f06-8451-28322030d83a/bin/uautomizer-DQz5hQGWxF/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2021-11-20 06:13:55,850 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-20 06:13:55,851 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-20 06:13:55,852 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-11-20 06:13:55,852 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-11-20 06:13:55,853 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-20 06:13:55,853 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2021-11-20 06:13:55,855 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-20 06:13:55,856 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-20 06:13:55,856 INFO L138 SettingsManager]: * Use SBE=true [2021-11-20 06:13:55,856 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-20 06:13:55,858 INFO L138 SettingsManager]: * sizeof long=4 [2021-11-20 06:13:55,858 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-11-20 06:13:55,858 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-20 06:13:55,859 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-20 06:13:55,859 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-20 06:13:55,859 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-20 06:13:55,860 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2021-11-20 06:13:55,860 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2021-11-20 06:13:55,860 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2021-11-20 06:13:55,861 INFO L138 SettingsManager]: * sizeof long double=12 [2021-11-20 06:13:55,861 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-20 06:13:55,861 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-20 06:13:55,861 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-20 06:13:55,862 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-20 06:13:55,862 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-11-20 06:13:55,862 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-11-20 06:13:55,863 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-11-20 06:13:55,863 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-20 06:13:55,864 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-20 06:13:55,864 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-20 06:13:55,864 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2021-11-20 06:13:55,864 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2021-11-20 06:13:55,865 INFO L138 SettingsManager]: * Large block encoding in concurrent analysis=OFF [2021-11-20 06:13:55,865 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2021-11-20 06:13:55,866 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-20 06:13:55,866 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-11-20 06:13:55,866 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-11-20 06:13:55,867 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_d0b80948-eb83-4f06-8451-28322030d83a/bin/uautomizer-DQz5hQGWxF/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d0b80948-eb83-4f06-8451-28322030d83a/bin/uautomizer-DQz5hQGWxF Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 786837fb3df1c16cf4a6cad99a185e6a7f28758e9c247baf272fc714322dd2ae [2021-11-20 06:13:56,416 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-20 06:13:56,456 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-20 06:13:56,459 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-20 06:13:56,461 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-20 06:13:56,462 INFO L275 PluginConnector]: CDTParser initialized [2021-11-20 06:13:56,463 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d0b80948-eb83-4f06-8451-28322030d83a/bin/uautomizer-DQz5hQGWxF/../../sv-benchmarks/c/floats-cbmc-regression/float-no-simp8.i [2021-11-20 06:13:56,542 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d0b80948-eb83-4f06-8451-28322030d83a/bin/uautomizer-DQz5hQGWxF/data/6478e3ee7/c9b1fcb4ad9f4150a2954a84a8b48fd1/FLAGd796c3d9c [2021-11-20 06:13:57,366 INFO L306 CDTParser]: Found 1 translation units. [2021-11-20 06:13:57,367 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d0b80948-eb83-4f06-8451-28322030d83a/sv-benchmarks/c/floats-cbmc-regression/float-no-simp8.i [2021-11-20 06:13:57,383 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d0b80948-eb83-4f06-8451-28322030d83a/bin/uautomizer-DQz5hQGWxF/data/6478e3ee7/c9b1fcb4ad9f4150a2954a84a8b48fd1/FLAGd796c3d9c [2021-11-20 06:13:57,588 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d0b80948-eb83-4f06-8451-28322030d83a/bin/uautomizer-DQz5hQGWxF/data/6478e3ee7/c9b1fcb4ad9f4150a2954a84a8b48fd1 [2021-11-20 06:13:57,597 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-20 06:13:57,601 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-20 06:13:57,603 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-20 06:13:57,604 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-20 06:13:57,609 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-20 06:13:57,610 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.11 06:13:57" (1/1) ... [2021-11-20 06:13:57,616 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@73e91b85 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 06:13:57, skipping insertion in model container [2021-11-20 06:13:57,616 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.11 06:13:57" (1/1) ... [2021-11-20 06:13:57,625 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-20 06:13:57,708 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-20 06:13:58,418 FATAL L? ?]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator has thrown an exception: java.lang.UnsupportedOperationException: not yet supported float operation signbit at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.expressiontranslation.BitvectorTranslation.constructOtherUnaryFloatOperation(BitvectorTranslation.java:1140) 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:1107) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.PRDispatcher.dispatch(PRDispatcher.java:276) 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.base.CHandler.visit(CHandler.java:729) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.PRDispatcher.dispatch(PRDispatcher.java:282) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:730) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.PRDispatcher.dispatch(PRDispatcher.java:282) 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.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.base.CHandler.visit(CHandler.java:1602) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.PRDispatcher.dispatch(PRDispatcher.java:229) 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) [2021-11-20 06:13:58,425 INFO L158 Benchmark]: Toolchain (without parser) took 822.47ms. Allocated memory was 50.3MB in the beginning and 60.8MB in the end (delta: 10.5MB). Free memory was 25.5MB in the beginning and 42.2MB in the end (delta: -16.7MB). Peak memory consumption was 3.7MB. Max. memory is 16.1GB. [2021-11-20 06:13:58,426 INFO L158 Benchmark]: CDTParser took 0.37ms. Allocated memory is still 50.3MB. Free memory is still 30.6MB. There was no memory consumed. Max. memory is 16.1GB. [2021-11-20 06:13:58,427 INFO L158 Benchmark]: CACSL2BoogieTranslator took 819.25ms. Allocated memory was 50.3MB in the beginning and 60.8MB in the end (delta: 10.5MB). Free memory was 25.3MB in the beginning and 42.2MB in the end (delta: -16.9MB). Peak memory consumption was 3.7MB. Max. memory is 16.1GB. [2021-11-20 06:13:58,430 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.37ms. Allocated memory is still 50.3MB. Free memory is still 30.6MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 819.25ms. Allocated memory was 50.3MB in the beginning and 60.8MB in the end (delta: 10.5MB). Free memory was 25.3MB in the beginning and 42.2MB in the end (delta: -16.9MB). Peak memory consumption was 3.7MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - ExceptionOrErrorResult: UnsupportedOperationException: not yet supported float operation signbit de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: UnsupportedOperationException: not yet supported float operation signbit: de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.expressiontranslation.BitvectorTranslation.constructOtherUnaryFloatOperation(BitvectorTranslation.java:1140) 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 signbit