./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/floats-esbmc-regression/round_nondet.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 47ea0209 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b9dac273-7c7c-4d28-be9d-14a68bc65786/bin/uautomizer-AkOaLMaTGY/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b9dac273-7c7c-4d28-be9d-14a68bc65786/bin/uautomizer-AkOaLMaTGY/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b9dac273-7c7c-4d28-be9d-14a68bc65786/bin/uautomizer-AkOaLMaTGY/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b9dac273-7c7c-4d28-be9d-14a68bc65786/bin/uautomizer-AkOaLMaTGY/config/AutomizerReach.xml -i ../../sv-benchmarks/c/floats-esbmc-regression/round_nondet.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b9dac273-7c7c-4d28-be9d-14a68bc65786/bin/uautomizer-AkOaLMaTGY/config/svcomp-Reach-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b9dac273-7c7c-4d28-be9d-14a68bc65786/bin/uautomizer-AkOaLMaTGY --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 a3bff1a1733d41920e30f7687486b121106a8f616493c583f16c2961e34ecf76 --- Real Ultimate output --- This is Ultimate 0.2.1-dev-47ea020 [2021-11-07 07:49:12,646 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-07 07:49:12,650 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-07 07:49:12,715 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-07 07:49:12,716 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-07 07:49:12,721 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-07 07:49:12,723 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-07 07:49:12,727 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-07 07:49:12,731 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-07 07:49:12,737 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-07 07:49:12,739 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-07 07:49:12,741 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-07 07:49:12,742 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-07 07:49:12,745 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-07 07:49:12,747 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-07 07:49:12,753 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-07 07:49:12,759 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-07 07:49:12,760 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-07 07:49:12,763 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-07 07:49:12,773 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-07 07:49:12,775 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-07 07:49:12,777 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-07 07:49:12,782 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-07 07:49:12,783 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-07 07:49:12,792 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-07 07:49:12,793 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-07 07:49:12,794 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-07 07:49:12,797 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-07 07:49:12,798 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-07 07:49:12,800 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-07 07:49:12,801 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-07 07:49:12,802 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-07 07:49:12,805 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-07 07:49:12,807 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-07 07:49:12,809 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-07 07:49:12,810 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-07 07:49:12,811 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-07 07:49:12,811 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-07 07:49:12,812 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-07 07:49:12,813 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-07 07:49:12,814 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-07 07:49:12,815 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b9dac273-7c7c-4d28-be9d-14a68bc65786/bin/uautomizer-AkOaLMaTGY/config/svcomp-Reach-32bit-Automizer_Default.epf [2021-11-07 07:49:12,869 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-07 07:49:12,870 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-07 07:49:12,871 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-11-07 07:49:12,878 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-11-07 07:49:12,880 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-07 07:49:12,881 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-07 07:49:12,881 INFO L138 SettingsManager]: * Use SBE=true [2021-11-07 07:49:12,881 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-07 07:49:12,882 INFO L138 SettingsManager]: * sizeof long=4 [2021-11-07 07:49:12,882 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-11-07 07:49:12,883 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-11-07 07:49:12,884 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-07 07:49:12,884 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-07 07:49:12,884 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-07 07:49:12,885 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-07 07:49:12,885 INFO L138 SettingsManager]: * sizeof long double=12 [2021-11-07 07:49:12,885 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-07 07:49:12,885 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-07 07:49:12,886 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-07 07:49:12,886 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-07 07:49:12,886 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-11-07 07:49:12,887 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-11-07 07:49:12,887 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-11-07 07:49:12,887 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-07 07:49:12,888 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-07 07:49:12,888 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-07 07:49:12,888 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2021-11-07 07:49:12,888 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-11-07 07:49:12,889 INFO L138 SettingsManager]: * Large block encoding in concurrent analysis=OFF [2021-11-07 07:49:12,891 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2021-11-07 07:49:12,892 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-07 07:49:12,892 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-11-07 07:49:12,892 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_b9dac273-7c7c-4d28-be9d-14a68bc65786/bin/uautomizer-AkOaLMaTGY/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b9dac273-7c7c-4d28-be9d-14a68bc65786/bin/uautomizer-AkOaLMaTGY Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> a3bff1a1733d41920e30f7687486b121106a8f616493c583f16c2961e34ecf76 [2021-11-07 07:49:13,318 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-07 07:49:13,359 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-07 07:49:13,362 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-07 07:49:13,364 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-07 07:49:13,364 INFO L275 PluginConnector]: CDTParser initialized [2021-11-07 07:49:13,366 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b9dac273-7c7c-4d28-be9d-14a68bc65786/bin/uautomizer-AkOaLMaTGY/../../sv-benchmarks/c/floats-esbmc-regression/round_nondet.i [2021-11-07 07:49:13,471 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b9dac273-7c7c-4d28-be9d-14a68bc65786/bin/uautomizer-AkOaLMaTGY/data/a8a4bb55c/3f25d1b9bd404507a6f240773c76c3e8/FLAGc05e433e9 [2021-11-07 07:49:14,132 INFO L306 CDTParser]: Found 1 translation units. [2021-11-07 07:49:14,133 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b9dac273-7c7c-4d28-be9d-14a68bc65786/sv-benchmarks/c/floats-esbmc-regression/round_nondet.i [2021-11-07 07:49:14,148 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b9dac273-7c7c-4d28-be9d-14a68bc65786/bin/uautomizer-AkOaLMaTGY/data/a8a4bb55c/3f25d1b9bd404507a6f240773c76c3e8/FLAGc05e433e9 [2021-11-07 07:49:14,339 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b9dac273-7c7c-4d28-be9d-14a68bc65786/bin/uautomizer-AkOaLMaTGY/data/a8a4bb55c/3f25d1b9bd404507a6f240773c76c3e8 [2021-11-07 07:49:14,342 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-07 07:49:14,343 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-07 07:49:14,347 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-07 07:49:14,348 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-07 07:49:14,352 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-07 07:49:14,353 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 07.11 07:49:14" (1/1) ... [2021-11-07 07:49:14,355 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@72a44da2 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 07:49:14, skipping insertion in model container [2021-11-07 07:49:14,356 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 07.11 07:49:14" (1/1) ... [2021-11-07 07:49:14,364 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-07 07:49:14,454 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-07 07:49:14,994 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b9dac273-7c7c-4d28-be9d-14a68bc65786/sv-benchmarks/c/floats-esbmc-regression/round_nondet.i[38163,38176] [2021-11-07 07:49:15,002 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: isinf 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:1720) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.standardfunctions.StandardFunctionHandler.translateStandardFunction(StandardFunctionHandler.java:236) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:1430) 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:1103) 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:2371) 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:2371) 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: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:1437) 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:1381) 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:1068) 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:1452) 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:3247) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:2321) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:594) 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) [2021-11-07 07:49:15,011 INFO L168 Benchmark]: Toolchain (without parser) took 664.52 ms. Allocated memory was 86.0 MB in the beginning and 104.9 MB in the end (delta: 18.9 MB). Free memory was 47.7 MB in the beginning and 78.1 MB in the end (delta: -30.4 MB). Peak memory consumption was 4.2 MB. Max. memory is 16.1 GB. [2021-11-07 07:49:15,013 INFO L168 Benchmark]: CDTParser took 0.30 ms. Allocated memory is still 86.0 MB. Free memory is still 65.5 MB. There was no memory consumed. Max. memory is 16.1 GB. [2021-11-07 07:49:15,016 INFO L168 Benchmark]: CACSL2BoogieTranslator took 659.56 ms. Allocated memory was 86.0 MB in the beginning and 104.9 MB in the end (delta: 18.9 MB). Free memory was 47.4 MB in the beginning and 78.1 MB in the end (delta: -30.6 MB). Peak memory consumption was 4.2 MB. Max. memory is 16.1 GB. [2021-11-07 07:49:15,021 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.30 ms. Allocated memory is still 86.0 MB. Free memory is still 65.5 MB. There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 659.56 ms. Allocated memory was 86.0 MB in the beginning and 104.9 MB in the end (delta: 18.9 MB). Free memory was 47.4 MB in the beginning and 78.1 MB in the end (delta: -30.6 MB). Peak memory consumption was 4.2 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: isinf de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: UnsupportedOperationException: floating point operation not supported in non-bitprecise translation: isinf: 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_b9dac273-7c7c-4d28-be9d-14a68bc65786/bin/uautomizer-AkOaLMaTGY/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b9dac273-7c7c-4d28-be9d-14a68bc65786/bin/uautomizer-AkOaLMaTGY/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b9dac273-7c7c-4d28-be9d-14a68bc65786/bin/uautomizer-AkOaLMaTGY/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b9dac273-7c7c-4d28-be9d-14a68bc65786/bin/uautomizer-AkOaLMaTGY/config/AutomizerReach.xml -i ../../sv-benchmarks/c/floats-esbmc-regression/round_nondet.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b9dac273-7c7c-4d28-be9d-14a68bc65786/bin/uautomizer-AkOaLMaTGY/config/svcomp-Reach-32bit-Automizer_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b9dac273-7c7c-4d28-be9d-14a68bc65786/bin/uautomizer-AkOaLMaTGY --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 a3bff1a1733d41920e30f7687486b121106a8f616493c583f16c2961e34ecf76 --- Real Ultimate output --- This is Ultimate 0.2.1-dev-47ea020 [2021-11-07 07:49:17,637 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-07 07:49:17,640 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-07 07:49:17,682 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-07 07:49:17,683 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-07 07:49:17,688 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-07 07:49:17,691 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-07 07:49:17,701 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-07 07:49:17,704 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-07 07:49:17,710 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-07 07:49:17,712 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-07 07:49:17,714 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-07 07:49:17,716 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-07 07:49:17,719 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-07 07:49:17,721 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-07 07:49:17,726 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-07 07:49:17,729 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-07 07:49:17,730 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-07 07:49:17,732 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-07 07:49:17,741 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-07 07:49:17,744 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-07 07:49:17,746 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-07 07:49:17,749 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-07 07:49:17,752 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-07 07:49:17,762 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-07 07:49:17,763 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-07 07:49:17,764 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-07 07:49:17,766 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-07 07:49:17,767 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-07 07:49:17,768 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-07 07:49:17,769 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-07 07:49:17,771 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-07 07:49:17,773 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-07 07:49:17,774 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-07 07:49:17,776 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-07 07:49:17,777 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-07 07:49:17,785 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-07 07:49:17,785 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-07 07:49:17,786 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-07 07:49:17,788 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-07 07:49:17,789 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-07 07:49:17,795 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b9dac273-7c7c-4d28-be9d-14a68bc65786/bin/uautomizer-AkOaLMaTGY/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2021-11-07 07:49:17,849 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-07 07:49:17,850 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-07 07:49:17,850 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-11-07 07:49:17,851 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-11-07 07:49:17,853 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-07 07:49:17,853 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-07 07:49:17,854 INFO L138 SettingsManager]: * Use SBE=true [2021-11-07 07:49:17,855 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-07 07:49:17,855 INFO L138 SettingsManager]: * sizeof long=4 [2021-11-07 07:49:17,855 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-11-07 07:49:17,857 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-07 07:49:17,857 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-07 07:49:17,857 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-07 07:49:17,858 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-07 07:49:17,858 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2021-11-07 07:49:17,858 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2021-11-07 07:49:17,859 INFO L138 SettingsManager]: * sizeof long double=12 [2021-11-07 07:49:17,859 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-07 07:49:17,859 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-07 07:49:17,859 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-07 07:49:17,860 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-07 07:49:17,860 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-11-07 07:49:17,860 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-11-07 07:49:17,860 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-11-07 07:49:17,861 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-07 07:49:17,861 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-07 07:49:17,862 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-07 07:49:17,862 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2021-11-07 07:49:17,862 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2021-11-07 07:49:17,862 INFO L138 SettingsManager]: * Large block encoding in concurrent analysis=OFF [2021-11-07 07:49:17,863 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2021-11-07 07:49:17,863 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-07 07:49:17,863 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-11-07 07:49:17,864 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-11-07 07:49:17,864 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_b9dac273-7c7c-4d28-be9d-14a68bc65786/bin/uautomizer-AkOaLMaTGY/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b9dac273-7c7c-4d28-be9d-14a68bc65786/bin/uautomizer-AkOaLMaTGY Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> a3bff1a1733d41920e30f7687486b121106a8f616493c583f16c2961e34ecf76 [2021-11-07 07:49:18,354 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-07 07:49:18,382 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-07 07:49:18,385 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-07 07:49:18,387 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-07 07:49:18,388 INFO L275 PluginConnector]: CDTParser initialized [2021-11-07 07:49:18,389 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b9dac273-7c7c-4d28-be9d-14a68bc65786/bin/uautomizer-AkOaLMaTGY/../../sv-benchmarks/c/floats-esbmc-regression/round_nondet.i [2021-11-07 07:49:18,468 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b9dac273-7c7c-4d28-be9d-14a68bc65786/bin/uautomizer-AkOaLMaTGY/data/c6dc31cf6/35f3e5c5e966471780d9116d04ed42a8/FLAG19dcda7e9 [2021-11-07 07:49:19,186 INFO L306 CDTParser]: Found 1 translation units. [2021-11-07 07:49:19,192 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b9dac273-7c7c-4d28-be9d-14a68bc65786/sv-benchmarks/c/floats-esbmc-regression/round_nondet.i [2021-11-07 07:49:19,210 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b9dac273-7c7c-4d28-be9d-14a68bc65786/bin/uautomizer-AkOaLMaTGY/data/c6dc31cf6/35f3e5c5e966471780d9116d04ed42a8/FLAG19dcda7e9 [2021-11-07 07:49:19,413 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b9dac273-7c7c-4d28-be9d-14a68bc65786/bin/uautomizer-AkOaLMaTGY/data/c6dc31cf6/35f3e5c5e966471780d9116d04ed42a8 [2021-11-07 07:49:19,417 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-07 07:49:19,419 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-07 07:49:19,423 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-07 07:49:19,424 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-07 07:49:19,427 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-07 07:49:19,429 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 07.11 07:49:19" (1/1) ... [2021-11-07 07:49:19,430 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3ba6d83f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 07:49:19, skipping insertion in model container [2021-11-07 07:49:19,431 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 07.11 07:49:19" (1/1) ... [2021-11-07 07:49:19,439 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-07 07:49:19,517 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-07 07:49:20,337 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b9dac273-7c7c-4d28-be9d-14a68bc65786/sv-benchmarks/c/floats-esbmc-regression/round_nondet.i[38163,38176] [2021-11-07 07:49:20,350 ERROR L326 MainTranslator]: Unsupported Syntax: Unsupported function from math.h: rint [2021-11-07 07:49:20,351 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@4825f824 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 07:49:20, skipping insertion in model container [2021-11-07 07:49:20,352 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-07 07:49:20,352 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2021-11-07 07:49:20,355 INFO L168 Benchmark]: Toolchain (without parser) took 934.23 ms. Allocated memory was 58.7 MB in the beginning and 77.6 MB in the end (delta: 18.9 MB). Free memory was 35.7 MB in the beginning and 60.0 MB in the end (delta: -24.3 MB). Peak memory consumption was 10.5 MB. Max. memory is 16.1 GB. [2021-11-07 07:49:20,356 INFO L168 Benchmark]: CDTParser took 0.32 ms. Allocated memory is still 58.7 MB. Free memory is still 39.6 MB. There was no memory consumed. Max. memory is 16.1 GB. [2021-11-07 07:49:20,357 INFO L168 Benchmark]: CACSL2BoogieTranslator took 928.92 ms. Allocated memory was 58.7 MB in the beginning and 77.6 MB in the end (delta: 18.9 MB). Free memory was 35.5 MB in the beginning and 60.0 MB in the end (delta: -24.5 MB). Peak memory consumption was 10.5 MB. Max. memory is 16.1 GB. [2021-11-07 07:49:20,359 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.32 ms. Allocated memory is still 58.7 MB. Free memory is still 39.6 MB. There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 928.92 ms. Allocated memory was 58.7 MB in the beginning and 77.6 MB in the end (delta: 18.9 MB). Free memory was 35.5 MB in the beginning and 60.0 MB in the end (delta: -24.5 MB). Peak memory consumption was 10.5 MB. Max. memory is 16.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - UnsupportedSyntaxResult [Line: 1017]: Unsupported Syntax Unsupported function from math.h: rint 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: UNKNOWN