/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/float-newlib/double_req_bl_0970a.c -------------------------------------------------------------------------------- This is Ultimate 0.2.3-dev-f954360 [2023-03-31 00:04:15,136 INFO L177 SettingsManager]: Resetting all preferences to default values... [2023-03-31 00:04:15,138 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2023-03-31 00:04:15,174 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... 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[2023-03-31 00:04:15,192 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2023-03-31 00:04:15,195 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2023-03-31 00:04:15,196 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2023-03-31 00:04:15,197 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2023-03-31 00:04:15,198 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2023-03-31 00:04:15,198 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2023-03-31 00:04:15,201 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2023-03-31 00:04:15,206 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2023-03-31 00:04:15,207 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2023-03-31 00:04:15,209 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2023-03-31 00:04:15,210 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2023-03-31 00:04:15,211 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2023-03-31 00:04:15,218 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... 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[2023-03-31 00:04:15,222 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2023-03-31 00:04:15,222 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2023-03-31 00:04:15,223 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2023-03-31 00:04:15,224 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2023-03-31 00:04:15,224 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2023-03-31 00:04:15,225 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2023-03-31 00:04:15,225 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2023-03-31 00:04:15,225 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2023-03-31 00:04:15,225 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2023-03-31 00:04:15,226 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2023-03-31 00:04:15,227 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2023-03-31 00:04:15,227 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 00:04:15,252 INFO L113 SettingsManager]: Loading preferences was successful [2023-03-31 00:04:15,253 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2023-03-31 00:04:15,253 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-03-31 00:04:15,253 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-03-31 00:04:15,254 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-03-31 00:04:15,254 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-03-31 00:04:15,255 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-03-31 00:04:15,255 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2023-03-31 00:04:15,255 INFO L138 SettingsManager]: * Use SBE=true [2023-03-31 00:04:15,255 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-03-31 00:04:15,255 INFO L138 SettingsManager]: * sizeof long=4 [2023-03-31 00:04:15,255 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2023-03-31 00:04:15,255 INFO L138 SettingsManager]: * sizeof POINTER=4 [2023-03-31 00:04:15,255 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2023-03-31 00:04:15,256 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-03-31 00:04:15,256 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-03-31 00:04:15,256 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-03-31 00:04:15,256 INFO L138 SettingsManager]: * sizeof long double=12 [2023-03-31 00:04:15,256 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2023-03-31 00:04:15,256 INFO L138 SettingsManager]: * Use constant arrays=true [2023-03-31 00:04:15,256 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-03-31 00:04:15,257 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-03-31 00:04:15,257 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-03-31 00:04:15,257 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2023-03-31 00:04:15,257 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-03-31 00:04:15,257 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-03-31 00:04:15,257 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-03-31 00:04:15,258 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2023-03-31 00:04:15,258 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2023-03-31 00:04:15,258 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-03-31 00:04:15,258 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2023-03-31 00:04:15,258 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-03-31 00:04:15,258 INFO L138 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2023-03-31 00:04:15,258 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-03-31 00:04:15,259 INFO L138 SettingsManager]: * Independence relation used for large block encoding in concurrent analysis=SYNTACTIC [2023-03-31 00:04:15,259 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release [2023-03-31 00:04:15,497 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-03-31 00:04:15,526 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-03-31 00:04:15,528 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-03-31 00:04:15,529 INFO L271 PluginConnector]: Initializing CDTParser... [2023-03-31 00:04:15,530 INFO L275 PluginConnector]: CDTParser initialized [2023-03-31 00:04:15,531 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/float-newlib/double_req_bl_0970a.c [2023-03-31 00:04:16,827 INFO L500 CDTParser]: Created temporary CDT project at NULL [2023-03-31 00:04:17,053 INFO L351 CDTParser]: Found 1 translation units. [2023-03-31 00:04:17,053 INFO L172 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/float-newlib/double_req_bl_0970a.c [2023-03-31 00:04:17,060 INFO L394 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/83553ecd8/9818b88ba5ab435f8ade57518563995f/FLAG54b5ef9dd [2023-03-31 00:04:17,073 INFO L402 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/83553ecd8/9818b88ba5ab435f8ade57518563995f [2023-03-31 00:04:17,075 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-03-31 00:04:17,077 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2023-03-31 00:04:17,081 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-03-31 00:04:17,081 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-03-31 00:04:17,084 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2023-03-31 00:04:17,085 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 31.03 12:04:17" (1/1) ... [2023-03-31 00:04:17,086 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5d28aca3 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.03 12:04:17, skipping insertion in model container [2023-03-31 00:04:17,086 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 31.03 12:04:17" (1/1) ... [2023-03-31 00:04:17,092 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2023-03-31 00:04:17,120 INFO L178 MainTranslator]: Built tables and reachable declarations [2023-03-31 00:04:17,320 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/float-newlib/double_req_bl_0970a.c[4903,4916] [2023-03-31 00:04:17,331 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-03-31 00:04:17,341 INFO L203 MainTranslator]: Completed pre-run [2023-03-31 00:04:17,385 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/float-newlib/double_req_bl_0970a.c[4903,4916] [2023-03-31 00:04:17,386 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-03-31 00:04:17,408 INFO L208 MainTranslator]: Completed translation [2023-03-31 00:04:17,409 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.03 12:04:17 WrapperNode [2023-03-31 00:04:17,409 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-03-31 00:04:17,410 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-03-31 00:04:17,410 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2023-03-31 00:04:17,410 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2023-03-31 00:04:17,423 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.03 12:04:17" (1/1) ... [2023-03-31 00:04:17,423 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.03 12:04:17" (1/1) ... [2023-03-31 00:04:17,441 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.03 12:04:17" (1/1) ... [2023-03-31 00:04:17,442 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.03 12:04:17" (1/1) ... [2023-03-31 00:04:17,456 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.03 12:04:17" (1/1) ... [2023-03-31 00:04:17,463 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.03 12:04:17" (1/1) ... [2023-03-31 00:04:17,465 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.03 12:04:17" (1/1) ... [2023-03-31 00:04:17,467 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.03 12:04:17" (1/1) ... [2023-03-31 00:04:17,470 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-03-31 00:04:17,471 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-03-31 00:04:17,471 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2023-03-31 00:04:17,471 INFO L275 PluginConnector]: RCFGBuilder initialized [2023-03-31 00:04:17,472 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.03 12:04:17" (1/1) ... [2023-03-31 00:04:17,485 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-03-31 00:04:17,496 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-03-31 00:04:17,513 INFO L229 MonitoredProcess]: Starting monitored process 1 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2023-03-31 00:04:17,521 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2023-03-31 00:04:17,547 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2023-03-31 00:04:17,547 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-03-31 00:04:17,547 INFO L138 BoogieDeclarations]: Found implementation of procedure reach_error [2023-03-31 00:04:17,547 INFO L138 BoogieDeclarations]: Found implementation of procedure __ieee754_log [2023-03-31 00:04:17,547 INFO L138 BoogieDeclarations]: Found implementation of procedure __ieee754_log10 [2023-03-31 00:04:17,547 INFO L138 BoogieDeclarations]: Found implementation of procedure isnan_double [2023-03-31 00:04:17,548 INFO L138 BoogieDeclarations]: Found implementation of procedure isfinite_double [2023-03-31 00:04:17,548 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2023-03-31 00:04:17,548 INFO L130 BoogieDeclarations]: Found specification of procedure abort [2023-03-31 00:04:17,548 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2023-03-31 00:04:17,548 INFO L130 BoogieDeclarations]: Found specification of procedure reach_error [2023-03-31 00:04:17,548 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-03-31 00:04:17,548 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_double [2023-03-31 00:04:17,549 INFO L130 BoogieDeclarations]: Found specification of procedure __ieee754_log [2023-03-31 00:04:17,549 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-03-31 00:04:17,549 INFO L130 BoogieDeclarations]: Found specification of procedure write~real [2023-03-31 00:04:17,549 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2023-03-31 00:04:17,549 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-03-31 00:04:17,549 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-03-31 00:04:17,549 INFO L130 BoogieDeclarations]: Found specification of procedure read~real [2023-03-31 00:04:17,549 INFO L130 BoogieDeclarations]: Found specification of procedure __ieee754_log10 [2023-03-31 00:04:17,549 INFO L130 BoogieDeclarations]: Found specification of procedure isnan_double [2023-03-31 00:04:17,550 INFO L130 BoogieDeclarations]: Found specification of procedure isfinite_double [2023-03-31 00:04:17,550 INFO L130 BoogieDeclarations]: Found specification of procedure main [2023-03-31 00:04:17,550 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2023-03-31 00:04:17,550 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-03-31 00:04:17,550 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-03-31 00:04:17,636 INFO L236 CfgBuilder]: Building ICFG [2023-03-31 00:04:17,638 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-03-31 00:04:18,157 INFO L277 CfgBuilder]: Performing block encoding [2023-03-31 00:04:18,163 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-03-31 00:04:18,164 INFO L302 CfgBuilder]: Removed 14 assume(true) statements. [2023-03-31 00:04:18,166 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 31.03 12:04:18 BoogieIcfgContainer [2023-03-31 00:04:18,166 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-03-31 00:04:18,168 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-03-31 00:04:18,168 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2023-03-31 00:04:18,171 INFO L275 PluginConnector]: TraceAbstraction initialized [2023-03-31 00:04:18,171 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 31.03 12:04:17" (1/3) ... [2023-03-31 00:04:18,172 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@235dc6ba and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 31.03 12:04:18, skipping insertion in model container [2023-03-31 00:04:18,172 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.03 12:04:17" (2/3) ... [2023-03-31 00:04:18,173 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@235dc6ba and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 31.03 12:04:18, skipping insertion in model container [2023-03-31 00:04:18,173 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 31.03 12:04:18" (3/3) ... [2023-03-31 00:04:18,174 INFO L112 eAbstractionObserver]: Analyzing ICFG double_req_bl_0970a.c [2023-03-31 00:04:18,191 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-03-31 00:04:18,191 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2023-03-31 00:04:18,246 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2023-03-31 00:04:18,253 INFO L357 AbstractCegarLoop]: Settings: SEPARATE_VIOLATION_CHECK=true, mInterprocedural=true, mMaxIterations=1000000, mWatchIteration=1000000, mArtifact=RCFG, mInterpolation=FPandBP, mInterpolantAutomaton=STRAIGHT_LINE, mDumpAutomata=false, mAutomataFormat=ATS_NUMERATE, mDumpPath=., mDeterminiation=PREDICATE_ABSTRACTION, mMinimize=MINIMIZE_SEVPA, mHoare=true, mAutomataTypeConcurrency=PETRI_NET, mHoareTripleChecks=INCREMENTAL, mHoareAnnotationPositions=LoopsAndPotentialCycles, mDumpOnlyReuseAutomata=false, mLimitTraceHistogram=0, mErrorLocTimeLimit=0, mLimitPathProgramCount=0, mCollectInterpolantStatistics=true, mHeuristicEmptinessCheck=false, mHeuristicEmptinessCheckAStarHeuristic=ZERO, mHeuristicEmptinessCheckAStarHeuristicRandomSeed=1337, mHeuristicEmptinessCheckSmtFeatureScoringMethod=DAGSIZE, mSMTFeatureExtraction=false, mSMTFeatureExtractionDumpPath=., mOverrideInterpolantAutomaton=false, mMcrInterpolantMethod=WP, mPorIndependenceSettings=[Lde.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.partialorder.independence.IndependenceSettings;@44ecf978, mLbeIndependenceSettings=[IndependenceType=SYNTACTIC, AbstractionType=NONE, UseConditional=, UseSemiCommutativity=, Solver=, SolverTimeout=] [2023-03-31 00:04:18,254 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2023-03-31 00:04:18,258 INFO L276 IsEmpty]: Start isEmpty. Operand has 88 states, 74 states have (on average 1.6486486486486487) internal successors, (122), 75 states have internal predecessors, (122), 6 states have call successors, (6), 6 states have call predecessors, (6), 6 states have return successors, (6), 6 states have call predecessors, (6), 6 states have call successors, (6) [2023-03-31 00:04:18,265 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2023-03-31 00:04:18,265 INFO L187 NwaCegarLoop]: Found error trace [2023-03-31 00:04:18,266 INFO L195 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-03-31 00:04:18,266 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting mainErr0ASSERT_VIOLATIONERROR_FUNCTION === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-03-31 00:04:18,270 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-03-31 00:04:18,270 INFO L85 PathProgramCache]: Analyzing trace with hash 307309620, now seen corresponding path program 1 times [2023-03-31 00:04:18,276 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-03-31 00:04:18,276 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [440498707] [2023-03-31 00:04:18,276 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-03-31 00:04:18,277 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-03-31 00:04:18,374 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-03-31 00:04:18,543 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2023-03-31 00:04:18,549 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-03-31 00:04:18,575 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2023-03-31 00:04:18,578 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-03-31 00:04:18,583 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 17 [2023-03-31 00:04:18,585 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-03-31 00:04:18,590 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-03-31 00:04:18,590 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-03-31 00:04:18,590 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [440498707] [2023-03-31 00:04:18,591 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [440498707] provided 1 perfect and 0 imperfect interpolant sequences [2023-03-31 00:04:18,591 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-03-31 00:04:18,591 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2023-03-31 00:04:18,593 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1894207093] [2023-03-31 00:04:18,594 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-03-31 00:04:18,597 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2023-03-31 00:04:18,598 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-03-31 00:04:18,621 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2023-03-31 00:04:18,622 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2023-03-31 00:04:18,624 INFO L87 Difference]: Start difference. First operand has 88 states, 74 states have (on average 1.6486486486486487) internal successors, (122), 75 states have internal predecessors, (122), 6 states have call successors, (6), 6 states have call predecessors, (6), 6 states have return successors, (6), 6 states have call predecessors, (6), 6 states have call successors, (6) Second operand has 5 states, 5 states have (on average 3.4) internal successors, (17), 3 states have internal predecessors, (17), 2 states have call successors, (4), 3 states have call predecessors, (4), 2 states have return successors, (3), 2 states have call predecessors, (3), 2 states have call successors, (3) [2023-03-31 00:04:19,191 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-03-31 00:04:19,192 INFO L93 Difference]: Finished difference Result 171 states and 265 transitions. [2023-03-31 00:04:19,193 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2023-03-31 00:04:19,194 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 3.4) internal successors, (17), 3 states have internal predecessors, (17), 2 states have call successors, (4), 3 states have call predecessors, (4), 2 states have return successors, (3), 2 states have call predecessors, (3), 2 states have call successors, (3) Word has length 24 [2023-03-31 00:04:19,195 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-03-31 00:04:19,202 INFO L225 Difference]: With dead ends: 171 [2023-03-31 00:04:19,202 INFO L226 Difference]: Without dead ends: 83 [2023-03-31 00:04:19,205 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 13 GetRequests, 8 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=17, Invalid=25, Unknown=0, NotChecked=0, Total=42 [2023-03-31 00:04:19,208 INFO L413 NwaCegarLoop]: 5 mSDtfsCounter, 122 mSDsluCounter, 5 mSDsCounter, 0 mSdLazyCounter, 332 mSolverCounterSat, 9 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 125 SdHoareTripleChecker+Valid, 10 SdHoareTripleChecker+Invalid, 341 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 9 IncrementalHoareTripleChecker+Valid, 332 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.4s IncrementalHoareTripleChecker+Time [2023-03-31 00:04:19,209 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [125 Valid, 10 Invalid, 341 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [9 Valid, 332 Invalid, 0 Unknown, 0 Unchecked, 0.4s Time] [2023-03-31 00:04:19,223 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 83 states. [2023-03-31 00:04:19,251 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 83 to 83. [2023-03-31 00:04:19,253 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 83 states, 71 states have (on average 1.408450704225352) internal successors, (100), 71 states have internal predecessors, (100), 6 states have call successors, (6), 6 states have call predecessors, (6), 5 states have return successors, (5), 5 states have call predecessors, (5), 5 states have call successors, (5) [2023-03-31 00:04:19,254 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 83 states to 83 states and 111 transitions. [2023-03-31 00:04:19,256 INFO L78 Accepts]: Start accepts. Automaton has 83 states and 111 transitions. Word has length 24 [2023-03-31 00:04:19,256 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-03-31 00:04:19,256 INFO L495 AbstractCegarLoop]: Abstraction has 83 states and 111 transitions. [2023-03-31 00:04:19,257 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 3.4) internal successors, (17), 3 states have internal predecessors, (17), 2 states have call successors, (4), 3 states have call predecessors, (4), 2 states have return successors, (3), 2 states have call predecessors, (3), 2 states have call successors, (3) [2023-03-31 00:04:19,257 INFO L276 IsEmpty]: Start isEmpty. Operand 83 states and 111 transitions. [2023-03-31 00:04:19,258 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2023-03-31 00:04:19,258 INFO L187 NwaCegarLoop]: Found error trace [2023-03-31 00:04:19,258 INFO L195 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-03-31 00:04:19,258 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2023-03-31 00:04:19,259 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting mainErr0ASSERT_VIOLATIONERROR_FUNCTION === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-03-31 00:04:19,259 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-03-31 00:04:19,259 INFO L85 PathProgramCache]: Analyzing trace with hash 1628775129, now seen corresponding path program 1 times [2023-03-31 00:04:19,260 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-03-31 00:04:19,260 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1255306299] [2023-03-31 00:04:19,260 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-03-31 00:04:19,260 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-03-31 00:04:19,334 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-03-31 00:04:19,334 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-03-31 00:04:19,404 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-03-31 00:04:19,435 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2023-03-31 00:04:19,435 INFO L360 BasicCegarLoop]: Counterexample is feasible [2023-03-31 00:04:19,437 INFO L805 garLoopResultBuilder]: Registering result UNSAFE for location mainErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 1 remaining) [2023-03-31 00:04:19,438 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2023-03-31 00:04:19,441 INFO L445 BasicCegarLoop]: Path program histogram: [1, 1] [2023-03-31 00:04:19,444 INFO L178 ceAbstractionStarter]: Computing trace abstraction results [2023-03-31 00:04:19,480 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 31.03 12:04:19 BoogieIcfgContainer [2023-03-31 00:04:19,480 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2023-03-31 00:04:19,481 INFO L158 Benchmark]: Toolchain (without parser) took 2404.12ms. Allocated memory is still 289.4MB. Free memory was 239.5MB in the beginning and 172.2MB in the end (delta: 67.3MB). Peak memory consumption was 68.9MB. Max. memory is 8.0GB. [2023-03-31 00:04:19,481 INFO L158 Benchmark]: CDTParser took 0.16ms. Allocated memory is still 197.1MB. Free memory is still 142.6MB. There was no memory consumed. Max. memory is 8.0GB. [2023-03-31 00:04:19,481 INFO L158 Benchmark]: CACSL2BoogieTranslator took 328.38ms. Allocated memory is still 289.4MB. Free memory was 239.1MB in the beginning and 225.9MB in the end (delta: 13.2MB). Peak memory consumption was 12.6MB. Max. memory is 8.0GB. [2023-03-31 00:04:19,482 INFO L158 Benchmark]: Boogie Preprocessor took 60.82ms. Allocated memory is still 289.4MB. Free memory was 225.9MB in the beginning and 223.3MB in the end (delta: 2.6MB). Peak memory consumption was 3.1MB. Max. memory is 8.0GB. [2023-03-31 00:04:19,482 INFO L158 Benchmark]: RCFGBuilder took 694.59ms. Allocated memory is still 289.4MB. Free memory was 223.3MB in the beginning and 199.2MB in the end (delta: 24.1MB). Peak memory consumption was 24.1MB. Max. memory is 8.0GB. [2023-03-31 00:04:19,483 INFO L158 Benchmark]: TraceAbstraction took 1312.03ms. Allocated memory is still 289.4MB. Free memory was 198.2MB in the beginning and 172.2MB in the end (delta: 25.9MB). Peak memory consumption was 26.9MB. Max. memory is 8.0GB. [2023-03-31 00:04:19,485 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.16ms. Allocated memory is still 197.1MB. Free memory is still 142.6MB. There was no memory consumed. Max. memory is 8.0GB. * CACSL2BoogieTranslator took 328.38ms. Allocated memory is still 289.4MB. Free memory was 239.1MB in the beginning and 225.9MB in the end (delta: 13.2MB). Peak memory consumption was 12.6MB. Max. memory is 8.0GB. * Boogie Preprocessor took 60.82ms. Allocated memory is still 289.4MB. Free memory was 225.9MB in the beginning and 223.3MB in the end (delta: 2.6MB). Peak memory consumption was 3.1MB. Max. memory is 8.0GB. * RCFGBuilder took 694.59ms. Allocated memory is still 289.4MB. Free memory was 223.3MB in the beginning and 199.2MB in the end (delta: 24.1MB). Peak memory consumption was 24.1MB. Max. memory is 8.0GB. * TraceAbstraction took 1312.03ms. Allocated memory is still 289.4MB. Free memory was 198.2MB in the beginning and 172.2MB in the end (delta: 25.9MB). Peak memory consumption was 26.9MB. Max. memory is 8.0GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: ErrorAutomatonStatistics NumberErrorTraces: 0, NumberStatementsAllTraces: 0, NumberRelevantStatements: 0, 0.0s ErrorAutomatonConstructionTimeTotal, 0.0s FaulLocalizationTime, NumberStatementsFirstTrace: -1, TraceLengthAvg: 0, 0.0s ErrorAutomatonConstructionTimeAvg, 0.0s ErrorAutomatonDifferenceTimeAvg, 0.0s ErrorAutomatonDifferenceTimeTotal, NumberOfNoEnhancement: 0, NumberOfFiniteEnhancement: 0, NumberOfInfiniteEnhancement: 0 - UnprovableResult [Line: 190]: Unable to prove that call to reach_error is unreachable Unable to prove that call to reach_error is unreachable Reason: overapproximation of someBinaryDOUBLEComparisonOperation at line 163, overapproximation of someBinaryArithmeticDOUBLEoperation at line 147. Possible FailurePath: [L19-L28] static const double ln2_hi_log = 6.93147180369123816490e-01, ln2_lo_log = 1.90821492927058770002e-10, two54_log = 1.80143985094819840000e+16, Lg1_log = 6.666666666666735130e-01, Lg2_log = 3.999999999940941908e-01, Lg3_log = 2.857142874366239149e-01, Lg4_log = 2.222219843214978396e-01, Lg5_log = 1.818357216161805012e-01, Lg6_log = 1.531383769920937332e-01, Lg7_log = 1.479819860511658591e-01; [L30] static const double zero = 0.0; [L113-L116] static const double two54_log10 = 1.80143985094819840000e+16, ivln10_log10 = 4.34294481903251816668e-01, log10_2hi_log10 = 3.01029995663611771306e-01, log10_2lo_log10 = 3.69423907715893078616e-13; [L118] static const double zero_log10 = 0.0; VAL [Lg1_log=666666666666673513/1000000000000000000, Lg2_log=999999999985235477/2500000000000000000, Lg3_log=2857142874366239149/10000000000000000000, Lg4_log=555554960803744599/2500000000000000000, Lg5_log=454589304040451253/2500000000000000000, Lg6_log=382845942480234333/2500000000000000000, Lg7_log=1479819860511658591/10000000000000000000, \old(Lg1_log)=18014398509481988, \old(Lg2_log)=18014398509481992, \old(Lg3_log)=18014398509481989, \old(Lg4_log)=18014398509481996, \old(Lg5_log)=18014398509481994, \old(Lg6_log)=18014398509482001, \old(Lg7_log)=18014398509481986, \old(ivln10_log10)=18014398509481985, \old(ln2_hi_log)=18014398509481991, \old(ln2_lo_log)=18014398509481995, \old(log10_2hi_log10)=18014398509481997, \old(log10_2lo_log10)=18014398509481993, \old(two54_log)=18014398509481998, \old(two54_log10)=18014398509481990, \old(zero)=18014398509481987, \old(zero_log10)=18014398509482002, ivln10_log10=108573620475812954167/250000000000000000000, ln2_hi_log=69314718036912381649/100000000000000000000, ln2_lo_log=95410746463529385001/500000000000000000000000000000, log10_2hi_log10=150514997831805885653/500000000000000000000, log10_2lo_log10=46177988464486634827/125000000000000000000000000000000, two54_log10=18014398509481984, two54_log=18014398509481984, zero=0, zero_log10=0] [L182] double x = __VERIFIER_nondet_double(); [L184] x < 0 && isfinite_double(x) VAL [Lg1_log=666666666666673513/1000000000000000000, Lg2_log=999999999985235477/2500000000000000000, Lg3_log=2857142874366239149/10000000000000000000, Lg4_log=555554960803744599/2500000000000000000, Lg5_log=454589304040451253/2500000000000000000, Lg6_log=382845942480234333/2500000000000000000, Lg7_log=1479819860511658591/10000000000000000000, ivln10_log10=108573620475812954167/250000000000000000000, ln2_hi_log=69314718036912381649/100000000000000000000, ln2_lo_log=95410746463529385001/500000000000000000000000000000, log10_2hi_log10=150514997831805885653/500000000000000000000, log10_2lo_log10=46177988464486634827/125000000000000000000000000000000, two54_log10=18014398509481984, two54_log=18014398509481984, x < 0 && isfinite_double(x)=1, x=18014398509481999, zero=0, zero_log10=0] [L184] CALL, EXPR isfinite_double(x) VAL [Lg1_log=666666666666673513/1000000000000000000, Lg2_log=999999999985235477/2500000000000000000, Lg3_log=2857142874366239149/10000000000000000000, Lg4_log=555554960803744599/2500000000000000000, Lg5_log=454589304040451253/2500000000000000000, Lg6_log=382845942480234333/2500000000000000000, Lg7_log=1479819860511658591/10000000000000000000, \old(x)=18014398509481999, ivln10_log10=108573620475812954167/250000000000000000000, ln2_hi_log=69314718036912381649/100000000000000000000, ln2_lo_log=95410746463529385001/500000000000000000000000000000, log10_2hi_log10=150514997831805885653/500000000000000000000, log10_2lo_log10=46177988464486634827/125000000000000000000000000000000, two54_log10=18014398509481984, two54_log=18014398509481984, zero=0, zero_log10=0] [L166] __int32_t hx; VAL [Lg1_log=666666666666673513/1000000000000000000, Lg2_log=999999999985235477/2500000000000000000, Lg3_log=2857142874366239149/10000000000000000000, Lg4_log=555554960803744599/2500000000000000000, Lg5_log=454589304040451253/2500000000000000000, Lg6_log=382845942480234333/2500000000000000000, Lg7_log=1479819860511658591/10000000000000000000, \old(x)=18014398509481999, ivln10_log10=108573620475812954167/250000000000000000000, ln2_hi_log=69314718036912381649/100000000000000000000, ln2_lo_log=95410746463529385001/500000000000000000000000000000, log10_2hi_log10=150514997831805885653/500000000000000000000, log10_2lo_log10=46177988464486634827/125000000000000000000000000000000, two54_log10=18014398509481984, two54_log=18014398509481984, x=18014398509481999, zero=0, zero_log10=0] [L168] ieee_double_shape_type gh_u; [L169] gh_u.value = (x) [L170] EXPR gh_u.parts.msw [L170] (hx) = gh_u.parts.msw [L172] return (int)((__uint32_t)((hx & 0x7fffffff) - 0x7ff00000) >> 31); VAL [Lg1_log=666666666666673513/1000000000000000000, Lg2_log=999999999985235477/2500000000000000000, Lg3_log=2857142874366239149/10000000000000000000, Lg4_log=555554960803744599/2500000000000000000, Lg5_log=454589304040451253/2500000000000000000, Lg6_log=382845942480234333/2500000000000000000, Lg7_log=1479819860511658591/10000000000000000000, \old(x)=18014398509481999, \result=-1, hx=2146435071, ivln10_log10=108573620475812954167/250000000000000000000, ln2_hi_log=69314718036912381649/100000000000000000000, ln2_lo_log=95410746463529385001/500000000000000000000000000000, log10_2hi_log10=150514997831805885653/500000000000000000000, log10_2lo_log10=46177988464486634827/125000000000000000000000000000000, two54_log10=18014398509481984, two54_log=18014398509481984, x=18014398509481999, zero=0, zero_log10=0] [L184] RET, EXPR isfinite_double(x) VAL [Lg1_log=666666666666673513/1000000000000000000, Lg2_log=999999999985235477/2500000000000000000, Lg3_log=2857142874366239149/10000000000000000000, Lg4_log=555554960803744599/2500000000000000000, Lg5_log=454589304040451253/2500000000000000000, Lg6_log=382845942480234333/2500000000000000000, Lg7_log=1479819860511658591/10000000000000000000, isfinite_double(x)=-1, ivln10_log10=108573620475812954167/250000000000000000000, ln2_hi_log=69314718036912381649/100000000000000000000, ln2_lo_log=95410746463529385001/500000000000000000000000000000, log10_2hi_log10=150514997831805885653/500000000000000000000, log10_2lo_log10=46177988464486634827/125000000000000000000000000000000, two54_log10=18014398509481984, two54_log=18014398509481984, x < 0 && isfinite_double(x)=1, x=18014398509481999, zero=0, zero_log10=0] [L184] x < 0 && isfinite_double(x) VAL [Lg1_log=666666666666673513/1000000000000000000, Lg2_log=999999999985235477/2500000000000000000, Lg3_log=2857142874366239149/10000000000000000000, Lg4_log=555554960803744599/2500000000000000000, Lg5_log=454589304040451253/2500000000000000000, Lg6_log=382845942480234333/2500000000000000000, Lg7_log=1479819860511658591/10000000000000000000, isfinite_double(x)=-1, ivln10_log10=108573620475812954167/250000000000000000000, ln2_hi_log=69314718036912381649/100000000000000000000, ln2_lo_log=95410746463529385001/500000000000000000000000000000, log10_2hi_log10=150514997831805885653/500000000000000000000, log10_2lo_log10=46177988464486634827/125000000000000000000000000000000, two54_log10=18014398509481984, two54_log=18014398509481984, x < 0 && isfinite_double(x)=1, x=18014398509481999, zero=0, zero_log10=0] [L184] COND TRUE x < 0 && isfinite_double(x) [L186] CALL, EXPR __ieee754_log10(x) VAL [Lg1_log=666666666666673513/1000000000000000000, Lg2_log=999999999985235477/2500000000000000000, Lg3_log=2857142874366239149/10000000000000000000, Lg4_log=555554960803744599/2500000000000000000, Lg5_log=454589304040451253/2500000000000000000, Lg6_log=382845942480234333/2500000000000000000, Lg7_log=1479819860511658591/10000000000000000000, \old(x)=18014398509481999, ivln10_log10=108573620475812954167/250000000000000000000, ln2_hi_log=69314718036912381649/100000000000000000000, ln2_lo_log=95410746463529385001/500000000000000000000000000000, log10_2hi_log10=150514997831805885653/500000000000000000000, log10_2lo_log10=46177988464486634827/125000000000000000000000000000000, two54_log10=18014398509481984, two54_log=18014398509481984, zero=0, zero_log10=0] [L121] double y, z; [L122] __int32_t i, k, hx; [L123] __uint32_t lx; VAL [Lg1_log=666666666666673513/1000000000000000000, Lg2_log=999999999985235477/2500000000000000000, Lg3_log=2857142874366239149/10000000000000000000, Lg4_log=555554960803744599/2500000000000000000, Lg5_log=454589304040451253/2500000000000000000, Lg6_log=382845942480234333/2500000000000000000, Lg7_log=1479819860511658591/10000000000000000000, \old(x)=18014398509481999, ivln10_log10=108573620475812954167/250000000000000000000, ln2_hi_log=69314718036912381649/100000000000000000000, ln2_lo_log=95410746463529385001/500000000000000000000000000000, log10_2hi_log10=150514997831805885653/500000000000000000000, log10_2lo_log10=46177988464486634827/125000000000000000000000000000000, two54_log10=18014398509481984, two54_log=18014398509481984, x=18014398509481999, zero=0, zero_log10=0] [L126] ieee_double_shape_type ew_u; [L127] ew_u.value = (x) [L128] EXPR ew_u.parts.msw [L128] (hx) = ew_u.parts.msw [L129] EXPR ew_u.parts.lsw [L129] (lx) = ew_u.parts.lsw [L132] k = 0 VAL [Lg1_log=666666666666673513/1000000000000000000, Lg2_log=999999999985235477/2500000000000000000, Lg3_log=2857142874366239149/10000000000000000000, Lg4_log=555554960803744599/2500000000000000000, Lg5_log=454589304040451253/2500000000000000000, Lg6_log=382845942480234333/2500000000000000000, Lg7_log=1479819860511658591/10000000000000000000, \old(x)=18014398509481999, hx=2146435072, ivln10_log10=108573620475812954167/250000000000000000000, k=0, ln2_hi_log=69314718036912381649/100000000000000000000, ln2_lo_log=95410746463529385001/500000000000000000000000000000, log10_2hi_log10=150514997831805885653/500000000000000000000, log10_2lo_log10=46177988464486634827/125000000000000000000000000000000, lx=20, two54_log10=18014398509481984, two54_log=18014398509481984, x=18014398509481999, zero=0, zero_log10=0] [L133] COND FALSE !(hx < 0x00100000) VAL [Lg1_log=666666666666673513/1000000000000000000, Lg2_log=999999999985235477/2500000000000000000, Lg3_log=2857142874366239149/10000000000000000000, Lg4_log=555554960803744599/2500000000000000000, Lg5_log=454589304040451253/2500000000000000000, Lg6_log=382845942480234333/2500000000000000000, Lg7_log=1479819860511658591/10000000000000000000, \old(x)=18014398509481999, hx=2146435072, ivln10_log10=108573620475812954167/250000000000000000000, k=0, ln2_hi_log=69314718036912381649/100000000000000000000, ln2_lo_log=95410746463529385001/500000000000000000000000000000, log10_2hi_log10=150514997831805885653/500000000000000000000, log10_2lo_log10=46177988464486634827/125000000000000000000000000000000, lx=20, two54_log10=18014398509481984, two54_log=18014398509481984, x=18014398509481999, zero=0, zero_log10=0] [L146] COND TRUE hx >= 0x7ff00000 [L147] return x + x; VAL [Lg1_log=666666666666673513/1000000000000000000, Lg2_log=999999999985235477/2500000000000000000, Lg3_log=2857142874366239149/10000000000000000000, Lg4_log=555554960803744599/2500000000000000000, Lg5_log=454589304040451253/2500000000000000000, Lg6_log=382845942480234333/2500000000000000000, Lg7_log=1479819860511658591/10000000000000000000, \old(x)=18014398509481999, hx=2146435072, ivln10_log10=108573620475812954167/250000000000000000000, k=0, ln2_hi_log=69314718036912381649/100000000000000000000, ln2_lo_log=95410746463529385001/500000000000000000000000000000, log10_2hi_log10=150514997831805885653/500000000000000000000, log10_2lo_log10=46177988464486634827/125000000000000000000000000000000, lx=20, two54_log10=18014398509481984, two54_log=18014398509481984, x=18014398509481999, zero=0, zero_log10=0] [L186] RET, EXPR __ieee754_log10(x) VAL [Lg1_log=666666666666673513/1000000000000000000, Lg2_log=999999999985235477/2500000000000000000, Lg3_log=2857142874366239149/10000000000000000000, Lg4_log=555554960803744599/2500000000000000000, Lg5_log=454589304040451253/2500000000000000000, Lg6_log=382845942480234333/2500000000000000000, Lg7_log=1479819860511658591/10000000000000000000, __ieee754_log10(x)=18014398509482000, ivln10_log10=108573620475812954167/250000000000000000000, ln2_hi_log=69314718036912381649/100000000000000000000, ln2_lo_log=95410746463529385001/500000000000000000000000000000, log10_2hi_log10=150514997831805885653/500000000000000000000, log10_2lo_log10=46177988464486634827/125000000000000000000000000000000, two54_log10=18014398509481984, two54_log=18014398509481984, x=18014398509481999, zero=0, zero_log10=0] [L186] double res = __ieee754_log10(x); [L189] CALL, EXPR isnan_double(res) VAL [Lg1_log=666666666666673513/1000000000000000000, Lg2_log=999999999985235477/2500000000000000000, Lg3_log=2857142874366239149/10000000000000000000, Lg4_log=555554960803744599/2500000000000000000, Lg5_log=454589304040451253/2500000000000000000, Lg6_log=382845942480234333/2500000000000000000, Lg7_log=1479819860511658591/10000000000000000000, \old(x)=18014398509482000, ivln10_log10=108573620475812954167/250000000000000000000, ln2_hi_log=69314718036912381649/100000000000000000000, ln2_lo_log=95410746463529385001/500000000000000000000000000000, log10_2hi_log10=150514997831805885653/500000000000000000000, log10_2lo_log10=46177988464486634827/125000000000000000000000000000000, two54_log10=18014398509481984, two54_log=18014398509481984, zero=0, zero_log10=0] [L163] return x != x; VAL [Lg1_log=666666666666673513/1000000000000000000, Lg2_log=999999999985235477/2500000000000000000, Lg3_log=2857142874366239149/10000000000000000000, Lg4_log=555554960803744599/2500000000000000000, Lg5_log=454589304040451253/2500000000000000000, Lg6_log=382845942480234333/2500000000000000000, Lg7_log=1479819860511658591/10000000000000000000, \old(x)=18014398509482000, \result=0, ivln10_log10=108573620475812954167/250000000000000000000, ln2_hi_log=69314718036912381649/100000000000000000000, ln2_lo_log=95410746463529385001/500000000000000000000000000000, log10_2hi_log10=150514997831805885653/500000000000000000000, log10_2lo_log10=46177988464486634827/125000000000000000000000000000000, two54_log10=18014398509481984, two54_log=18014398509481984, x=18014398509482000, zero=0, zero_log10=0] [L189] RET, EXPR isnan_double(res) VAL [Lg1_log=666666666666673513/1000000000000000000, Lg2_log=999999999985235477/2500000000000000000, Lg3_log=2857142874366239149/10000000000000000000, Lg4_log=555554960803744599/2500000000000000000, Lg5_log=454589304040451253/2500000000000000000, Lg6_log=382845942480234333/2500000000000000000, Lg7_log=1479819860511658591/10000000000000000000, isnan_double(res)=0, ivln10_log10=108573620475812954167/250000000000000000000, ln2_hi_log=69314718036912381649/100000000000000000000, ln2_lo_log=95410746463529385001/500000000000000000000000000000, log10_2hi_log10=150514997831805885653/500000000000000000000, log10_2lo_log10=46177988464486634827/125000000000000000000000000000000, res=18014398509482000, two54_log10=18014398509481984, two54_log=18014398509481984, x=18014398509481999, zero=0, zero_log10=0] [L189] COND TRUE !isnan_double(res) [L190] reach_error() VAL [Lg1_log=666666666666673513/1000000000000000000, Lg2_log=999999999985235477/2500000000000000000, Lg3_log=2857142874366239149/10000000000000000000, Lg4_log=555554960803744599/2500000000000000000, Lg5_log=454589304040451253/2500000000000000000, Lg6_log=382845942480234333/2500000000000000000, Lg7_log=1479819860511658591/10000000000000000000, ivln10_log10=108573620475812954167/250000000000000000000, ln2_hi_log=69314718036912381649/100000000000000000000, ln2_lo_log=95410746463529385001/500000000000000000000000000000, log10_2hi_log10=150514997831805885653/500000000000000000000, log10_2lo_log10=46177988464486634827/125000000000000000000000000000000, res=18014398509482000, two54_log10=18014398509481984, two54_log=18014398509481984, x=18014398509481999, zero=0, zero_log10=0] - StatisticsResult: Ultimate Automizer benchmark data CFG has 8 procedures, 91 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 1.2s, OverallIterations: 2, TraceHistogramMax: 1, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.0s, AutomataDifference: 0.6s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 125 SdHoareTripleChecker+Valid, 0.4s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 122 mSDsluCounter, 10 SdHoareTripleChecker+Invalid, 0.3s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 5 mSDsCounter, 9 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 332 IncrementalHoareTripleChecker+Invalid, 341 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 9 mSolverCounterUnsat, 5 mSDtfsCounter, 332 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 13 GetRequests, 8 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.2s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=88occurred in iteration=0, InterpolantAutomatonStates: 6, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 0.0s AutomataMinimizationTime, 1 MinimizatonAttempts, 0 StatesRemovedByMinimization, 0 NontrivialMinimizations, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 0.1s SatisfiabilityAnalysisTime, 0.2s InterpolantComputationTime, 57 NumberOfCodeBlocks, 57 NumberOfCodeBlocksAsserted, 2 NumberOfCheckSat, 23 ConstructedInterpolants, 0 QuantifiedInterpolants, 90 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 1 InterpolantComputations, 1 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces [2023-03-31 00:04:19,502 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Ended with exit code 0 Received shutdown request...