/usr/bin/java -Xmx8000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata ./data -s ../../../trunk/examples/settings/default/taipan/svcomp-Reach-32bit-Taipan_Default.epf -tc ../../../trunk/examples/toolchains/AutomizerC.xml --sifa.abstract.domain OctagonDomain -i ../sv-benchmarks/c/floats-esbmc-regression/floor_nondet.i -------------------------------------------------------------------------------- This is Ultimate 0.2.3-dev-f954360 [2023-04-02 21:21:14,465 INFO L177 SettingsManager]: Resetting all preferences to default values... [2023-04-02 21:21:14,466 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2023-04-02 21:21:14,486 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2023-04-02 21:21:14,486 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2023-04-02 21:21:14,487 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2023-04-02 21:21:14,487 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2023-04-02 21:21:14,490 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2023-04-02 21:21:14,497 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2023-04-02 21:21:14,498 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2023-04-02 21:21:14,509 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2023-04-02 21:21:14,509 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2023-04-02 21:21:14,509 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2023-04-02 21:21:14,510 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2023-04-02 21:21:14,511 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2023-04-02 21:21:14,511 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2023-04-02 21:21:14,512 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2023-04-02 21:21:14,512 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2023-04-02 21:21:14,513 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2023-04-02 21:21:14,514 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2023-04-02 21:21:14,515 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2023-04-02 21:21:14,516 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2023-04-02 21:21:14,516 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2023-04-02 21:21:14,517 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2023-04-02 21:21:14,518 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2023-04-02 21:21:14,519 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2023-04-02 21:21:14,519 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2023-04-02 21:21:14,519 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2023-04-02 21:21:14,519 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2023-04-02 21:21:14,520 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2023-04-02 21:21:14,520 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2023-04-02 21:21:14,521 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2023-04-02 21:21:14,521 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2023-04-02 21:21:14,521 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2023-04-02 21:21:14,522 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2023-04-02 21:21:14,522 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2023-04-02 21:21:14,522 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2023-04-02 21:21:14,523 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2023-04-02 21:21:14,523 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2023-04-02 21:21:14,523 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2023-04-02 21:21:14,524 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2023-04-02 21:21:14,524 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/default/taipan/svcomp-Reach-32bit-Taipan_Default.epf [2023-04-02 21:21:14,536 INFO L113 SettingsManager]: Loading preferences was successful [2023-04-02 21:21:14,537 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2023-04-02 21:21:14,537 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-04-02 21:21:14,537 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-04-02 21:21:14,537 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-04-02 21:21:14,537 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-04-02 21:21:14,538 INFO L138 SettingsManager]: * User list type=DISABLED [2023-04-02 21:21:14,538 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2023-04-02 21:21:14,538 INFO L138 SettingsManager]: * Explicit value domain=true [2023-04-02 21:21:14,538 INFO L138 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2023-04-02 21:21:14,538 INFO L138 SettingsManager]: * Octagon Domain=false [2023-04-02 21:21:14,538 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2023-04-02 21:21:14,538 INFO L138 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2023-04-02 21:21:14,538 INFO L138 SettingsManager]: * Use the RCFG-of-the-future interface=true [2023-04-02 21:21:14,538 INFO L138 SettingsManager]: * Interval Domain=false [2023-04-02 21:21:14,539 INFO L136 SettingsManager]: Preferences of Sifa differ from their defaults: [2023-04-02 21:21:14,539 INFO L138 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2023-04-02 21:21:14,539 INFO L138 SettingsManager]: * Simplification Technique=POLY_PAC [2023-04-02 21:21:14,539 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-04-02 21:21:14,539 INFO L138 SettingsManager]: * sizeof long=4 [2023-04-02 21:21:14,539 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2023-04-02 21:21:14,540 INFO L138 SettingsManager]: * sizeof POINTER=4 [2023-04-02 21:21:14,540 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2023-04-02 21:21:14,540 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-04-02 21:21:14,540 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-04-02 21:21:14,540 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-04-02 21:21:14,540 INFO L138 SettingsManager]: * sizeof long double=12 [2023-04-02 21:21:14,540 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2023-04-02 21:21:14,540 INFO L138 SettingsManager]: * Use constant arrays=true [2023-04-02 21:21:14,541 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-04-02 21:21:14,541 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-04-02 21:21:14,541 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2023-04-02 21:21:14,541 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-04-02 21:21:14,541 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-04-02 21:21:14,541 INFO L138 SettingsManager]: * Abstract interpretation Mode=USE_PREDICATES [2023-04-02 21:21:14,541 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-04-02 21:21:14,541 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2023-04-02 21:21:14,542 INFO L138 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2023-04-02 21:21:14,542 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-04-02 21:21:14,542 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-04-02 21:21:14,542 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2023-04-02 21:21:14,542 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:/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.sifa: Abstract Domain -> OctagonDomain [2023-04-02 21:21:14,710 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-04-02 21:21:14,735 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-04-02 21:21:14,736 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-04-02 21:21:14,737 INFO L271 PluginConnector]: Initializing CDTParser... [2023-04-02 21:21:14,738 INFO L275 PluginConnector]: CDTParser initialized [2023-04-02 21:21:14,739 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/floats-esbmc-regression/floor_nondet.i [2023-04-02 21:21:15,644 INFO L500 CDTParser]: Created temporary CDT project at NULL [2023-04-02 21:21:15,889 INFO L351 CDTParser]: Found 1 translation units. [2023-04-02 21:21:15,890 INFO L172 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/floats-esbmc-regression/floor_nondet.i [2023-04-02 21:21:15,902 INFO L394 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/33ca9d017/34c1d7d229c24ca6adc73210cfb709c9/FLAGff3451efe [2023-04-02 21:21:15,914 INFO L402 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/33ca9d017/34c1d7d229c24ca6adc73210cfb709c9 [2023-04-02 21:21:15,915 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-04-02 21:21:15,917 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2023-04-02 21:21:15,918 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-04-02 21:21:15,918 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-04-02 21:21:15,922 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2023-04-02 21:21:15,922 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.04 09:21:15" (1/1) ... [2023-04-02 21:21:15,923 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6c5c3ba4 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.04 09:21:15, skipping insertion in model container [2023-04-02 21:21:15,923 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.04 09:21:15" (1/1) ... [2023-04-02 21:21:15,928 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2023-04-02 21:21:15,971 INFO L178 MainTranslator]: Built tables and reachable declarations [2023-04-02 21:21:16,249 WARN L247 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/floats-esbmc-regression/floor_nondet.i[38163,38176] [2023-04-02 21:21:16,253 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:630) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.standardfunctions.StandardFunctionHandler.handleUnaryFloatFunction(StandardFunctionHandler.java:2175) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.standardfunctions.StandardFunctionHandler.translateStandardFunction(StandardFunctionHandler.java:252) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:1455) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.PRDispatcher.dispatch(PRDispatcher.java:270) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:1118) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.PRDispatcher.dispatch(PRDispatcher.java:279) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:2457) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.PRDispatcher.dispatch(PRDispatcher.java:306) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:2457) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.PRDispatcher.dispatch(PRDispatcher.java:306) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.result.ExpressionResultTransformer.transformDispatchDecaySwitchRexBoolToInt(ExpressionResultTransformer.java:178) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.chandler.FunctionHandler.handleFunctionCallGivenNameAndArguments(FunctionHandler.java:660) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.chandler.FunctionHandler.handleFunctionCallExpression(FunctionHandler.java:531) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:1461) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.PRDispatcher.dispatch(PRDispatcher.java:270) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:1405) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.PRDispatcher.dispatch(PRDispatcher.java:223) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:1079) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.PRDispatcher.dispatch(PRDispatcher.java:235) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.chandler.FunctionHandler.handleFunctionDefinition(FunctionHandler.java:383) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:1482) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.PRDispatcher.dispatch(PRDispatcher.java:158) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.processTUchild(CHandler.java:3324) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:2399) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:603) 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) [2023-04-02 21:21:16,256 INFO L158 Benchmark]: Toolchain (without parser) took 338.96ms. Allocated memory is still 390.1MB. Free memory was 350.5MB in the beginning and 338.0MB in the end (delta: 12.6MB). Peak memory consumption was 12.6MB. Max. memory is 8.0GB. [2023-04-02 21:21:16,257 INFO L158 Benchmark]: CDTParser took 0.08ms. Allocated memory is still 208.7MB. Free memory is still 158.1MB. There was no memory consumed. Max. memory is 8.0GB. [2023-04-02 21:21:16,257 INFO L158 Benchmark]: CACSL2BoogieTranslator took 337.82ms. Allocated memory is still 390.1MB. Free memory was 350.0MB in the beginning and 338.0MB in the end (delta: 12.1MB). Peak memory consumption was 12.6MB. Max. memory is 8.0GB. [2023-04-02 21:21:16,258 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.08ms. Allocated memory is still 208.7MB. Free memory is still 158.1MB. There was no memory consumed. Max. memory is 8.0GB. * CACSL2BoogieTranslator took 337.82ms. Allocated memory is still 390.1MB. Free memory was 350.0MB in the beginning and 338.0MB in the end (delta: 12.1MB). Peak memory consumption was 12.6MB. Max. memory is 8.0GB. * 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:630) RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...