/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/automizer/svcomp-Reach-32bit-Automizer_Default.epf -tc ../../../trunk/examples/toolchains/AutomizerC.xml -i ../sv-benchmarks/c/nla-digbench-scaling/knuth_valuebound2.i -------------------------------------------------------------------------------- This is Ultimate 0.2.3-dev-f954360 [2023-03-31 00:40:10,373 INFO L177 SettingsManager]: Resetting all preferences to default values... [2023-03-31 00:40:10,374 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2023-03-31 00:40:10,404 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2023-03-31 00:40:10,404 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2023-03-31 00:40:10,406 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2023-03-31 00:40:10,408 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2023-03-31 00:40:10,409 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2023-03-31 00:40:10,410 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2023-03-31 00:40:10,414 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2023-03-31 00:40:10,415 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2023-03-31 00:40:10,416 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2023-03-31 00:40:10,416 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2023-03-31 00:40:10,418 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2023-03-31 00:40:10,419 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2023-03-31 00:40:10,420 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2023-03-31 00:40:10,420 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2023-03-31 00:40:10,421 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2023-03-31 00:40:10,422 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2023-03-31 00:40:10,426 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2023-03-31 00:40:10,426 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2023-03-31 00:40:10,427 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2023-03-31 00:40:10,428 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2023-03-31 00:40:10,429 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2023-03-31 00:40:10,435 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2023-03-31 00:40:10,435 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2023-03-31 00:40:10,435 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2023-03-31 00:40:10,436 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2023-03-31 00:40:10,436 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2023-03-31 00:40:10,436 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2023-03-31 00:40:10,437 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2023-03-31 00:40:10,437 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2023-03-31 00:40:10,438 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2023-03-31 00:40:10,438 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2023-03-31 00:40:10,439 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2023-03-31 00:40:10,439 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2023-03-31 00:40:10,439 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2023-03-31 00:40:10,439 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2023-03-31 00:40:10,440 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2023-03-31 00:40:10,440 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2023-03-31 00:40:10,441 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2023-03-31 00:40:10,442 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Default.epf [2023-03-31 00:40:10,462 INFO L113 SettingsManager]: Loading preferences was successful [2023-03-31 00:40:10,462 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2023-03-31 00:40:10,463 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-03-31 00:40:10,463 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-03-31 00:40:10,464 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-03-31 00:40:10,464 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-03-31 00:40:10,464 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-03-31 00:40:10,464 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2023-03-31 00:40:10,465 INFO L138 SettingsManager]: * Use SBE=true [2023-03-31 00:40:10,465 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-03-31 00:40:10,465 INFO L138 SettingsManager]: * sizeof long=4 [2023-03-31 00:40:10,465 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2023-03-31 00:40:10,465 INFO L138 SettingsManager]: * sizeof POINTER=4 [2023-03-31 00:40:10,466 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2023-03-31 00:40:10,466 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-03-31 00:40:10,466 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-03-31 00:40:10,466 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-03-31 00:40:10,466 INFO L138 SettingsManager]: * sizeof long double=12 [2023-03-31 00:40:10,466 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2023-03-31 00:40:10,466 INFO L138 SettingsManager]: * Use constant arrays=true [2023-03-31 00:40:10,466 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-03-31 00:40:10,466 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-03-31 00:40:10,466 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-03-31 00:40:10,467 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2023-03-31 00:40:10,467 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-03-31 00:40:10,467 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-03-31 00:40:10,467 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-03-31 00:40:10,467 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2023-03-31 00:40:10,467 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2023-03-31 00:40:10,467 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-03-31 00:40:10,467 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2023-03-31 00:40:10,467 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-03-31 00:40:10,468 INFO L138 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2023-03-31 00:40:10,468 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-03-31 00:40:10,468 INFO L138 SettingsManager]: * Independence relation used for large block encoding in concurrent analysis=SYNTACTIC [2023-03-31 00:40:10,468 INFO L138 SettingsManager]: * Looper check in Petri net analysis=SEMANTIC 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release [2023-03-31 00:40:10,608 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-03-31 00:40:10,621 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-03-31 00:40:10,622 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-03-31 00:40:10,623 INFO L271 PluginConnector]: Initializing CDTParser... [2023-03-31 00:40:10,623 INFO L275 PluginConnector]: CDTParser initialized [2023-03-31 00:40:10,624 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/nla-digbench-scaling/knuth_valuebound2.i [2023-03-31 00:40:11,621 INFO L500 CDTParser]: Created temporary CDT project at NULL [2023-03-31 00:40:11,766 INFO L351 CDTParser]: Found 1 translation units. [2023-03-31 00:40:11,767 INFO L172 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/nla-digbench-scaling/knuth_valuebound2.i [2023-03-31 00:40:11,771 INFO L394 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/73110d478/ec30d1b7d16245e083a7a3dd35576f4b/FLAG7ea22e45a [2023-03-31 00:40:11,781 INFO L402 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/73110d478/ec30d1b7d16245e083a7a3dd35576f4b [2023-03-31 00:40:11,783 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-03-31 00:40:11,784 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2023-03-31 00:40:11,785 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-03-31 00:40:11,785 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-03-31 00:40:11,800 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2023-03-31 00:40:11,800 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 31.03 12:40:11" (1/1) ... [2023-03-31 00:40:11,801 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2e19bbde and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.03 12:40:11, skipping insertion in model container [2023-03-31 00:40:11,801 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 31.03 12:40:11" (1/1) ... [2023-03-31 00:40:11,806 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2023-03-31 00:40:11,825 INFO L178 MainTranslator]: Built tables and reachable declarations [2023-03-31 00:40:11,915 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/nla-digbench-scaling/knuth_valuebound2.i[948,961] [2023-03-31 00:40:11,923 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: sqrt 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:725) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.PRDispatcher.dispatch(PRDispatcher.java:285) 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) [2023-03-31 00:40:11,928 INFO L158 Benchmark]: Toolchain (without parser) took 143.68ms. Allocated memory is still 235.9MB. Free memory was 188.0MB in the beginning and 179.1MB in the end (delta: 8.9MB). Peak memory consumption was 9.4MB. Max. memory is 8.0GB. [2023-03-31 00:40:11,929 INFO L158 Benchmark]: CDTParser took 0.09ms. Allocated memory is still 177.2MB. Free memory is still 128.3MB. There was no memory consumed. Max. memory is 8.0GB. [2023-03-31 00:40:11,929 INFO L158 Benchmark]: CACSL2BoogieTranslator took 142.35ms. Allocated memory is still 235.9MB. Free memory was 188.0MB in the beginning and 179.1MB in the end (delta: 8.9MB). Peak memory consumption was 9.4MB. Max. memory is 8.0GB. [2023-03-31 00:40:11,930 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.09ms. Allocated memory is still 177.2MB. Free memory is still 128.3MB. There was no memory consumed. Max. memory is 8.0GB. * CACSL2BoogieTranslator took 142.35ms. Allocated memory is still 235.9MB. Free memory was 188.0MB in the beginning and 179.1MB in the end (delta: 8.9MB). Peak memory consumption was 9.4MB. 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: sqrt de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: UnsupportedOperationException: floating point operation not supported in non-bitprecise translation: sqrt: 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...