/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/float_req_bl_0310.c -------------------------------------------------------------------------------- This is Ultimate 0.2.3-dev-f954360 [2023-04-02 00:46:47,587 INFO L177 SettingsManager]: Resetting all preferences to default values... [2023-04-02 00:46:47,588 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2023-04-02 00:46:47,611 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... 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[2023-04-02 00:46:47,626 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2023-04-02 00:46:47,629 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2023-04-02 00:46:47,630 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2023-04-02 00:46:47,631 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2023-04-02 00:46:47,632 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2023-04-02 00:46:47,632 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2023-04-02 00:46:47,634 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2023-04-02 00:46:47,638 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2023-04-02 00:46:47,640 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2023-04-02 00:46:47,641 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2023-04-02 00:46:47,642 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2023-04-02 00:46:47,643 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2023-04-02 00:46:47,651 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... 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[2023-04-02 00:46:47,655 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2023-04-02 00:46:47,656 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2023-04-02 00:46:47,656 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2023-04-02 00:46:47,669 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 [2023-04-02 00:46:47,683 INFO L113 SettingsManager]: Loading preferences was successful [2023-04-02 00:46:47,683 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2023-04-02 00:46:47,684 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-04-02 00:46:47,684 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-04-02 00:46:47,684 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-04-02 00:46:47,689 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-04-02 00:46:47,690 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-04-02 00:46:47,690 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2023-04-02 00:46:47,690 INFO L138 SettingsManager]: * Use SBE=true [2023-04-02 00:46:47,690 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-04-02 00:46:47,690 INFO L138 SettingsManager]: * sizeof long=4 [2023-04-02 00:46:47,690 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2023-04-02 00:46:47,691 INFO L138 SettingsManager]: * sizeof POINTER=4 [2023-04-02 00:46:47,691 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2023-04-02 00:46:47,691 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-04-02 00:46:47,691 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-04-02 00:46:47,691 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-04-02 00:46:47,691 INFO L138 SettingsManager]: * sizeof long double=12 [2023-04-02 00:46:47,691 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2023-04-02 00:46:47,691 INFO L138 SettingsManager]: * Use constant arrays=true [2023-04-02 00:46:47,691 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-04-02 00:46:47,691 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-04-02 00:46:47,692 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-04-02 00:46:47,692 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2023-04-02 00:46:47,692 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-04-02 00:46:47,692 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-04-02 00:46:47,692 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-04-02 00:46:47,692 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2023-04-02 00:46:47,692 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2023-04-02 00:46:47,692 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-04-02 00:46:47,692 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2023-04-02 00:46:47,692 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-04-02 00:46:47,693 INFO L138 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2023-04-02 00:46:47,693 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-04-02 00:46:47,693 INFO L138 SettingsManager]: * Independence relation used for large block encoding in concurrent analysis=SYNTACTIC [2023-04-02 00:46:47,693 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release [2023-04-02 00:46:47,877 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-04-02 00:46:47,902 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-04-02 00:46:47,903 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-04-02 00:46:47,904 INFO L271 PluginConnector]: Initializing CDTParser... [2023-04-02 00:46:47,904 INFO L275 PluginConnector]: CDTParser initialized [2023-04-02 00:46:47,905 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/float-newlib/float_req_bl_0310.c [2023-04-02 00:46:48,912 INFO L500 CDTParser]: Created temporary CDT project at NULL [2023-04-02 00:46:49,173 INFO L351 CDTParser]: Found 1 translation units. [2023-04-02 00:46:49,173 INFO L172 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/float-newlib/float_req_bl_0310.c [2023-04-02 00:46:49,182 INFO L394 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/07684b873/bdd3ee9d27fa46008b2d3be4566a9e64/FLAG3c661187c [2023-04-02 00:46:49,199 INFO L402 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/07684b873/bdd3ee9d27fa46008b2d3be4566a9e64 [2023-04-02 00:46:49,201 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-04-02 00:46:49,202 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2023-04-02 00:46:49,204 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-04-02 00:46:49,205 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-04-02 00:46:49,207 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2023-04-02 00:46:49,207 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.04 12:46:49" (1/1) ... [2023-04-02 00:46:49,208 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@43da1900 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.04 12:46:49, skipping insertion in model container [2023-04-02 00:46:49,208 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.04 12:46:49" (1/1) ... [2023-04-02 00:46:49,213 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2023-04-02 00:46:49,250 INFO L178 MainTranslator]: Built tables and reachable declarations [2023-04-02 00:46:49,446 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/float_req_bl_0310.c[15490,15503] [2023-04-02 00:46:49,449 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-04-02 00:46:49,475 INFO L203 MainTranslator]: Completed pre-run [2023-04-02 00:46:49,543 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/float_req_bl_0310.c[15490,15503] [2023-04-02 00:46:49,543 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-04-02 00:46:49,567 INFO L208 MainTranslator]: Completed translation [2023-04-02 00:46:49,568 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.04 12:46:49 WrapperNode [2023-04-02 00:46:49,568 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-04-02 00:46:49,569 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-04-02 00:46:49,569 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2023-04-02 00:46:49,569 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2023-04-02 00:46:49,577 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.04 12:46:49" (1/1) ... [2023-04-02 00:46:49,577 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.04 12:46:49" (1/1) ... [2023-04-02 00:46:49,597 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.04 12:46:49" (1/1) ... [2023-04-02 00:46:49,597 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.04 12:46:49" (1/1) ... [2023-04-02 00:46:49,632 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.04 12:46:49" (1/1) ... [2023-04-02 00:46:49,643 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.04 12:46:49" (1/1) ... [2023-04-02 00:46:49,647 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.04 12:46:49" (1/1) ... [2023-04-02 00:46:49,651 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.04 12:46:49" (1/1) ... [2023-04-02 00:46:49,657 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-04-02 00:46:49,658 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-04-02 00:46:49,658 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2023-04-02 00:46:49,658 INFO L275 PluginConnector]: RCFGBuilder initialized [2023-04-02 00:46:49,659 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.04 12:46:49" (1/1) ... [2023-04-02 00:46:49,663 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-04-02 00:46:49,670 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-04-02 00:46:49,706 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) [2023-04-02 00:46:49,721 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 [2023-04-02 00:46:49,749 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2023-04-02 00:46:49,750 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-04-02 00:46:49,751 INFO L138 BoogieDeclarations]: Found implementation of procedure reach_error [2023-04-02 00:46:49,752 INFO L138 BoogieDeclarations]: Found implementation of procedure floor_float [2023-04-02 00:46:49,752 INFO L138 BoogieDeclarations]: Found implementation of procedure isnan_float [2023-04-02 00:46:49,752 INFO L138 BoogieDeclarations]: Found implementation of procedure copysign_float [2023-04-02 00:46:49,752 INFO L138 BoogieDeclarations]: Found implementation of procedure scalbn_float [2023-04-02 00:46:49,752 INFO L138 BoogieDeclarations]: Found implementation of procedure fabs_float [2023-04-02 00:46:49,752 INFO L138 BoogieDeclarations]: Found implementation of procedure __kernel_rem_pio2f [2023-04-02 00:46:49,752 INFO L138 BoogieDeclarations]: Found implementation of procedure __ieee754_rem_pio2f [2023-04-02 00:46:49,752 INFO L138 BoogieDeclarations]: Found implementation of procedure __kernel_sinf [2023-04-02 00:46:49,752 INFO L138 BoogieDeclarations]: Found implementation of procedure __kernel_cosf [2023-04-02 00:46:49,753 INFO L138 BoogieDeclarations]: Found implementation of procedure cos_float [2023-04-02 00:46:49,753 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2023-04-02 00:46:49,753 INFO L130 BoogieDeclarations]: Found specification of procedure abort [2023-04-02 00:46:49,753 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2023-04-02 00:46:49,753 INFO L130 BoogieDeclarations]: Found specification of procedure reach_error [2023-04-02 00:46:49,753 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-04-02 00:46:49,753 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_float [2023-04-02 00:46:49,753 INFO L130 BoogieDeclarations]: Found specification of procedure floor_float [2023-04-02 00:46:49,753 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-04-02 00:46:49,753 INFO L130 BoogieDeclarations]: Found specification of procedure write~real [2023-04-02 00:46:49,754 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2023-04-02 00:46:49,754 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-04-02 00:46:49,754 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-04-02 00:46:49,754 INFO L130 BoogieDeclarations]: Found specification of procedure read~real [2023-04-02 00:46:49,754 INFO L130 BoogieDeclarations]: Found specification of procedure isnan_float [2023-04-02 00:46:49,755 INFO L130 BoogieDeclarations]: Found specification of procedure copysign_float [2023-04-02 00:46:49,755 INFO L130 BoogieDeclarations]: Found specification of procedure scalbn_float [2023-04-02 00:46:49,755 INFO L130 BoogieDeclarations]: Found specification of procedure fabs_float [2023-04-02 00:46:49,755 INFO L130 BoogieDeclarations]: Found specification of procedure __kernel_rem_pio2f [2023-04-02 00:46:49,755 INFO L130 BoogieDeclarations]: Found specification of procedure __ieee754_rem_pio2f [2023-04-02 00:46:49,755 INFO L130 BoogieDeclarations]: Found specification of procedure __kernel_sinf [2023-04-02 00:46:49,755 INFO L130 BoogieDeclarations]: Found specification of procedure __kernel_cosf [2023-04-02 00:46:49,755 INFO L130 BoogieDeclarations]: Found specification of procedure cos_float [2023-04-02 00:46:49,755 INFO L130 BoogieDeclarations]: Found specification of procedure main [2023-04-02 00:46:49,755 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2023-04-02 00:46:49,755 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-04-02 00:46:49,755 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~real [2023-04-02 00:46:49,755 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-04-02 00:46:49,874 INFO L236 CfgBuilder]: Building ICFG [2023-04-02 00:46:49,875 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-04-02 00:46:50,773 INFO L277 CfgBuilder]: Performing block encoding [2023-04-02 00:46:50,783 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-04-02 00:46:50,783 INFO L302 CfgBuilder]: Removed 59 assume(true) statements. [2023-04-02 00:46:50,787 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.04 12:46:50 BoogieIcfgContainer [2023-04-02 00:46:50,787 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-04-02 00:46:50,789 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-04-02 00:46:50,789 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2023-04-02 00:46:50,791 INFO L275 PluginConnector]: TraceAbstraction initialized [2023-04-02 00:46:50,791 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 02.04 12:46:49" (1/3) ... [2023-04-02 00:46:50,792 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@e01105e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 02.04 12:46:50, skipping insertion in model container [2023-04-02 00:46:50,792 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.04 12:46:49" (2/3) ... [2023-04-02 00:46:50,792 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@e01105e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 02.04 12:46:50, skipping insertion in model container [2023-04-02 00:46:50,792 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.04 12:46:50" (3/3) ... [2023-04-02 00:46:50,793 INFO L112 eAbstractionObserver]: Analyzing ICFG float_req_bl_0310.c [2023-04-02 00:46:50,806 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-04-02 00:46:50,806 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2023-04-02 00:46:50,853 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2023-04-02 00:46:50,858 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;@5cd72f9c, mLbeIndependenceSettings=[IndependenceType=SYNTACTIC, AbstractionType=NONE, UseConditional=, UseSemiCommutativity=, Solver=, SolverTimeout=] [2023-04-02 00:46:50,859 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2023-04-02 00:46:50,865 INFO L276 IsEmpty]: Start isEmpty. Operand has 302 states, 268 states have (on average 1.6343283582089552) internal successors, (438), 269 states have internal predecessors, (438), 20 states have call successors, (20), 12 states have call predecessors, (20), 12 states have return successors, (20), 20 states have call predecessors, (20), 20 states have call successors, (20) [2023-04-02 00:46:50,872 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2023-04-02 00:46:50,873 INFO L187 NwaCegarLoop]: Found error trace [2023-04-02 00:46:50,874 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] [2023-04-02 00:46:50,874 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting mainErr0ASSERT_VIOLATIONERROR_FUNCTION === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-04-02 00:46:50,879 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-04-02 00:46:50,879 INFO L85 PathProgramCache]: Analyzing trace with hash -2035834485, now seen corresponding path program 1 times [2023-04-02 00:46:50,885 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-04-02 00:46:50,885 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [758773614] [2023-04-02 00:46:50,886 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-04-02 00:46:50,886 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-04-02 00:46:51,062 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 00:46:51,290 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2023-04-02 00:46:51,304 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 00:46:51,335 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2023-04-02 00:46:51,339 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 00:46:51,344 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 15 [2023-04-02 00:46:51,352 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 00:46:51,357 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-04-02 00:46:51,357 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-04-02 00:46:51,357 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [758773614] [2023-04-02 00:46:51,358 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [758773614] provided 1 perfect and 0 imperfect interpolant sequences [2023-04-02 00:46:51,358 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-04-02 00:46:51,358 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2023-04-02 00:46:51,359 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [806157910] [2023-04-02 00:46:51,361 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-04-02 00:46:51,364 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2023-04-02 00:46:51,365 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-04-02 00:46:51,393 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2023-04-02 00:46:51,394 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2023-04-02 00:46:51,396 INFO L87 Difference]: Start difference. First operand has 302 states, 268 states have (on average 1.6343283582089552) internal successors, (438), 269 states have internal predecessors, (438), 20 states have call successors, (20), 12 states have call predecessors, (20), 12 states have return successors, (20), 20 states have call predecessors, (20), 20 states have call successors, (20) Second operand has 4 states, 4 states have (on average 3.75) internal successors, (15), 2 states have internal predecessors, (15), 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) [2023-04-02 00:46:52,840 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-04-02 00:46:52,841 INFO L93 Difference]: Finished difference Result 596 states and 964 transitions. [2023-04-02 00:46:52,842 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2023-04-02 00:46:52,843 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 3.75) internal successors, (15), 2 states have internal predecessors, (15), 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 22 [2023-04-02 00:46:52,843 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-04-02 00:46:52,852 INFO L225 Difference]: With dead ends: 596 [2023-04-02 00:46:52,852 INFO L226 Difference]: Without dead ends: 298 [2023-04-02 00:46:52,858 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 11 GetRequests, 8 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2023-04-02 00:46:52,860 INFO L413 NwaCegarLoop]: 5 mSDtfsCounter, 403 mSDsluCounter, 2 mSDsCounter, 0 mSdLazyCounter, 803 mSolverCounterSat, 22 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 420 SdHoareTripleChecker+Valid, 7 SdHoareTripleChecker+Invalid, 825 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 22 IncrementalHoareTripleChecker+Valid, 803 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.1s IncrementalHoareTripleChecker+Time [2023-04-02 00:46:52,862 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [420 Valid, 7 Invalid, 825 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [22 Valid, 803 Invalid, 0 Unknown, 0 Unchecked, 1.1s Time] [2023-04-02 00:46:52,875 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 298 states. [2023-04-02 00:46:53,016 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 298 to 298. [2023-04-02 00:46:53,018 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 298 states, 266 states have (on average 1.4097744360902256) internal successors, (375), 266 states have internal predecessors, (375), 20 states have call successors, (20), 12 states have call predecessors, (20), 11 states have return successors, (19), 19 states have call predecessors, (19), 19 states have call successors, (19) [2023-04-02 00:46:53,019 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 298 states to 298 states and 414 transitions. [2023-04-02 00:46:53,037 INFO L78 Accepts]: Start accepts. Automaton has 298 states and 414 transitions. Word has length 22 [2023-04-02 00:46:53,037 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-04-02 00:46:53,037 INFO L495 AbstractCegarLoop]: Abstraction has 298 states and 414 transitions. [2023-04-02 00:46:53,037 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 3.75) internal successors, (15), 2 states have internal predecessors, (15), 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) [2023-04-02 00:46:53,038 INFO L276 IsEmpty]: Start isEmpty. Operand 298 states and 414 transitions. [2023-04-02 00:46:53,039 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2023-04-02 00:46:53,039 INFO L187 NwaCegarLoop]: Found error trace [2023-04-02 00:46:53,039 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] [2023-04-02 00:46:53,039 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2023-04-02 00:46:53,039 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting mainErr0ASSERT_VIOLATIONERROR_FUNCTION === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-04-02 00:46:53,040 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-04-02 00:46:53,040 INFO L85 PathProgramCache]: Analyzing trace with hash 1762938170, now seen corresponding path program 1 times [2023-04-02 00:46:53,040 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-04-02 00:46:53,040 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1788002605] [2023-04-02 00:46:53,040 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-04-02 00:46:53,040 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-04-02 00:46:53,115 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-04-02 00:46:53,115 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-04-02 00:46:53,147 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-04-02 00:46:53,173 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2023-04-02 00:46:53,173 INFO L360 BasicCegarLoop]: Counterexample is feasible [2023-04-02 00:46:53,174 INFO L805 garLoopResultBuilder]: Registering result UNSAFE for location mainErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 1 remaining) [2023-04-02 00:46:53,175 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2023-04-02 00:46:53,178 INFO L445 BasicCegarLoop]: Path program histogram: [1, 1] [2023-04-02 00:46:53,180 INFO L178 ceAbstractionStarter]: Computing trace abstraction results [2023-04-02 00:46:53,222 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 02.04 12:46:53 BoogieIcfgContainer [2023-04-02 00:46:53,222 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2023-04-02 00:46:53,222 INFO L158 Benchmark]: Toolchain (without parser) took 4020.11ms. Allocated memory is still 311.4MB. Free memory was 274.0MB in the beginning and 152.6MB in the end (delta: 121.4MB). Peak memory consumption was 122.5MB. Max. memory is 8.0GB. [2023-04-02 00:46:53,223 INFO L158 Benchmark]: CDTParser took 0.10ms. Allocated memory is still 187.7MB. Free memory is still 134.6MB. There was no memory consumed. Max. memory is 8.0GB. [2023-04-02 00:46:53,223 INFO L158 Benchmark]: CACSL2BoogieTranslator took 363.71ms. Allocated memory is still 311.4MB. Free memory was 273.5MB in the beginning and 246.7MB in the end (delta: 26.8MB). Peak memory consumption was 27.3MB. Max. memory is 8.0GB. [2023-04-02 00:46:53,225 INFO L158 Benchmark]: Boogie Preprocessor took 88.91ms. Allocated memory is still 311.4MB. Free memory was 246.7MB in the beginning and 239.4MB in the end (delta: 7.3MB). Peak memory consumption was 7.3MB. Max. memory is 8.0GB. [2023-04-02 00:46:53,226 INFO L158 Benchmark]: RCFGBuilder took 1128.68ms. Allocated memory is still 311.4MB. Free memory was 239.4MB in the beginning and 244.1MB in the end (delta: -4.8MB). Peak memory consumption was 56.6MB. Max. memory is 8.0GB. [2023-04-02 00:46:53,227 INFO L158 Benchmark]: TraceAbstraction took 2432.79ms. Allocated memory is still 311.4MB. Free memory was 243.6MB in the beginning and 152.6MB in the end (delta: 91.1MB). Peak memory consumption was 91.1MB. Max. memory is 8.0GB. [2023-04-02 00:46:53,231 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.10ms. Allocated memory is still 187.7MB. Free memory is still 134.6MB. There was no memory consumed. Max. memory is 8.0GB. * CACSL2BoogieTranslator took 363.71ms. Allocated memory is still 311.4MB. Free memory was 273.5MB in the beginning and 246.7MB in the end (delta: 26.8MB). Peak memory consumption was 27.3MB. Max. memory is 8.0GB. * Boogie Preprocessor took 88.91ms. Allocated memory is still 311.4MB. Free memory was 246.7MB in the beginning and 239.4MB in the end (delta: 7.3MB). Peak memory consumption was 7.3MB. Max. memory is 8.0GB. * RCFGBuilder took 1128.68ms. Allocated memory is still 311.4MB. Free memory was 239.4MB in the beginning and 244.1MB in the end (delta: -4.8MB). Peak memory consumption was 56.6MB. Max. memory is 8.0GB. * TraceAbstraction took 2432.79ms. Allocated memory is still 311.4MB. Free memory was 243.6MB in the beginning and 152.6MB in the end (delta: 91.1MB). Peak memory consumption was 91.1MB. 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: 613]: Unable to prove that call to reach_error is unreachable Unable to prove that call to reach_error is unreachable Reason: overapproximation of someBinaryFLOATComparisonOperation at line 64, overapproximation of someUnaryDOUBLEoperation at line 500, overapproximation of someBinaryArithmeticFLOAToperation at line 584. Possible FailurePath: [L18] static const float huge_floor = 1.0e30; [L86-L88] static const float two25_scalbn = 3.355443200e+07, twom25_scalbn = 2.9802322388e-08, huge_scalbn = 1.0e+30, tiny_scalbn = 1.0e-30; [L158] static const int init_jk_krempio[] = {4, 7, 9}; [L160-L164] static const float PIo2_krempio[] = { 1.5703125000e+00, 4.5776367188e-04, 2.5987625122e-05, 7.5437128544e-08, 6.0026650317e-11, 7.3896444519e-13, 5.3845816694e-15, 5.6378512969e-18, 8.3009228831e-20, 3.2756352257e-22, 6.3331015649e-25, }; [L166-L168] static const float zero_krempio = 0.0, one_krempio = 1.0, two8_krempio = 2.5600000000e+02, twon8_krempio = 3.9062500000e-03; [L343-L361] static const __int32_t two_over_pi_rempio[] = { 0xA2, 0xF9, 0x83, 0x6E, 0x4E, 0x44, 0x15, 0x29, 0xFC, 0x27, 0x57, 0xD1, 0xF5, 0x34, 0xDD, 0xC0, 0xDB, 0x62, 0x95, 0x99, 0x3C, 0x43, 0x90, 0x41, 0xFE, 0x51, 0x63, 0xAB, 0xDE, 0xBB, 0xC5, 0x61, 0xB7, 0x24, 0x6E, 0x3A, 0x42, 0x4D, 0xD2, 0xE0, 0x06, 0x49, 0x2E, 0xEA, 0x09, 0xD1, 0x92, 0x1C, 0xFE, 0x1D, 0xEB, 0x1C, 0xB1, 0x29, 0xA7, 0x3E, 0xE8, 0x82, 0x35, 0xF5, 0x2E, 0xBB, 0x44, 0x84, 0xE9, 0x9C, 0x70, 0x26, 0xB4, 0x5F, 0x7E, 0x41, 0x39, 0x91, 0xD6, 0x39, 0x83, 0x53, 0x39, 0xF4, 0x9C, 0x84, 0x5F, 0x8B, 0xBD, 0xF9, 0x28, 0x3B, 0x1F, 0xF8, 0x97, 0xFF, 0xDE, 0x05, 0x98, 0x0F, 0xEF, 0x2F, 0x11, 0x8B, 0x5A, 0x0A, 0x6D, 0x1F, 0x6D, 0x36, 0x7E, 0xCF, 0x27, 0xCB, 0x09, 0xB7, 0x4F, 0x46, 0x3F, 0x66, 0x9E, 0x5F, 0xEA, 0x2D, 0x75, 0x27, 0xBA, 0xC7, 0xEB, 0xE5, 0xF1, 0x7B, 0x3D, 0x07, 0x39, 0xF7, 0x8A, 0x52, 0x92, 0xEA, 0x6B, 0xFB, 0x5F, 0xB1, 0x1F, 0x8D, 0x5D, 0x08, 0x56, 0x03, 0x30, 0x46, 0xFC, 0x7B, 0x6B, 0xAB, 0xF0, 0xCF, 0xBC, 0x20, 0x9A, 0xF4, 0x36, 0x1D, 0xA9, 0xE3, 0x91, 0x61, 0x5E, 0xE6, 0x1B, 0x08, 0x65, 0x99, 0x85, 0x5F, 0x14, 0xA0, 0x68, 0x40, 0x8D, 0xFF, 0xD8, 0x80, 0x4D, 0x73, 0x27, 0x31, 0x06, 0x06, 0x15, 0x56, 0xCA, 0x73, 0xA8, 0xC9, 0x60, 0xE2, 0x7B, 0xC0, 0x8C, 0x6B, }; [L363-L369] static const __int32_t npio2_hw_rempio[] = { 0x3fc90f00, 0x40490f00, 0x4096cb00, 0x40c90f00, 0x40fb5300, 0x4116cb00, 0x412fed00, 0x41490f00, 0x41623100, 0x417b5300, 0x418a3a00, 0x4196cb00, 0x41a35c00, 0x41afed00, 0x41bc7e00, 0x41c90f00, 0x41d5a000, 0x41e23100, 0x41eec200, 0x41fb5300, 0x4203f200, 0x420a3a00, 0x42108300, 0x4216cb00, 0x421d1400, 0x42235c00, 0x4229a500, 0x422fed00, 0x42363600, 0x423c7e00, 0x4242c700, 0x42490f00}; [L371-L380] static const float zero_rempio = 0.0000000000e+00, half_rempio = 5.0000000000e-01, two8_rempio = 2.5600000000e+02, invpio2_rempio = 6.3661980629e-01, pio2_1_rempio = 1.5707855225e+00, pio2_1t_rempio = 1.0804334124e-05, pio2_2_rempio = 1.0804273188e-05, pio2_2t_rempio = 6.0770999344e-11, pio2_3_rempio = 6.0770943833e-11, pio2_3t_rempio = 6.1232342629e-17; [L500-L503] static const float half_ksin = 5.0000000000e-01, S1_ksin = -1.6666667163e-01, S2_ksin = 8.3333337680e-03, S3_ksin = -1.9841270114e-04, S4_ksin = 2.7557314297e-06, S5_ksin = -2.5050759689e-08, S6_ksin = 1.5896910177e-10; [L527-L530] static const float one_kcos = 1.0000000000e+00, C1_kcos = 4.1666667908e-02, C2_kcos = -1.3888889225e-03, C3_kcos = 2.4801587642e-05, C4_kcos = -2.7557314297e-07, C5_kcos = 2.0875723372e-09, C6_kcos = -1.1359647598e-11; [L567] static const float one_cos = 1.0; VAL [C1_kcos=10416666977/250000000000, C3_kcos=12400793821/500000000000000, C5_kcos=5218930843/2500000000000000000, PIo2_krempio={5:0}, S2_ksin=1041666721/125000000000, S4_ksin=27557314297/10000000000000000, S6_ksin=15896910177/100000000000000000000, \old(C1_kcos)=1000000000000000000000000000026, \old(C2_kcos)=1000000000000000000000000000035, \old(C3_kcos)=1000000000000000000000000000004, \old(C4_kcos)=1000000000000000000000000000006, \old(C5_kcos)=1000000000000000000000000000018, \old(C6_kcos)=1000000000000000000000000000022, \old(PIo2_krempio)={1000000000000000000000000000039:1000000000000000000000000000041}, \old(S1_ksin)=1000000000000000000000000000007, \old(S2_ksin)=1000000000000000000000000000010, \old(S3_ksin)=1000000000000000000000000000025, \old(S4_ksin)=1000000000000000000000000000005, \old(S5_ksin)=1000000000000000000000000000031, \old(S6_ksin)=1000000000000000000000000000033, \old(half_ksin)=1000000000000000000000000000019, \old(half_rempio)=1000000000000000000000000000001, \old(huge_floor)=1000000000000000000000000000002, \old(huge_scalbn)=1000000000000000000000000000003, \old(init_jk_krempio)={1000000000000000000000000000044:1000000000000000000000000000037}, \old(invpio2_rempio)=1000000000000000000000000000015, \old(npio2_hw_rempio)={1000000000000000000000000000042:1000000000000000000000000000040}, \old(one_cos)=1000000000000000000000000000030, \old(one_kcos)=1000000000000000000000000000017, \old(one_krempio)=1000000000000000000000000000020, \old(pio2_1_rempio)=1000000000000000000000000000032, \old(pio2_1t_rempio)=1000000000000000000000000000011, \old(pio2_2_rempio)=1000000000000000000000000000029, \old(pio2_2t_rempio)=1000000000000000000000000000012, \old(pio2_3_rempio)=1000000000000000000000000000014, \old(pio2_3t_rempio)=1000000000000000000000000000023, \old(tiny_scalbn)=1000000000000000000000000000028, \old(two25_scalbn)=1000000000000000000000000000036, \old(two8_krempio)=1000000000000000000000000000024, \old(two8_rempio)=1000000000000000000000000000013, \old(two_over_pi_rempio)={1000000000000000000000000000045:1000000000000000000000000000046}, \old(twom25_scalbn)=1000000000000000000000000000009, \old(twon8_krempio)=1000000000000000000000000000016, \old(zero_krempio)=1000000000000000000000000000034, \old(zero_rempio)=1000000000000000000000000000027, half_ksin=1/2, half_rempio=1/2, huge_floor=1000000000000000000000000000000, huge_scalbn=1000000000000000000000000000000, init_jk_krempio={4:0}, invpio2_rempio=63661980629/100000000000, npio2_hw_rempio={7:0}, one_cos=1, one_kcos=1, one_krempio=1, pio2_1_rempio=628314209/400000000, pio2_1t_rempio=2701083531/250000000000000, pio2_2_rempio=2701068297/250000000000000, pio2_2t_rempio=3798187459/62500000000000000000, pio2_3_rempio=60770943833/1000000000000000000000, pio2_3t_rempio=61232342629/1000000000000000000000000000, tiny_scalbn=1/1000000000000000000000000000000, two25_scalbn=33554432, two8_krempio=256, two8_rempio=256, two_over_pi_rempio={6:0}, twom25_scalbn=7450580597/250000000000000000, twon8_krempio=1/256, zero_krempio=0, zero_rempio=0] [L608] float x = 0.0f / 0.0f; VAL [C1_kcos=10416666977/250000000000, C3_kcos=12400793821/500000000000000, C5_kcos=5218930843/2500000000000000000, PIo2_krempio={5:0}, S2_ksin=1041666721/125000000000, S4_ksin=27557314297/10000000000000000, S6_ksin=15896910177/100000000000000000000, half_ksin=1/2, half_rempio=1/2, huge_floor=1000000000000000000000000000000, huge_scalbn=1000000000000000000000000000000, init_jk_krempio={4:0}, invpio2_rempio=63661980629/100000000000, npio2_hw_rempio={7:0}, one_cos=1, one_kcos=1, one_krempio=1, pio2_1_rempio=628314209/400000000, pio2_1t_rempio=2701083531/250000000000000, pio2_2_rempio=2701068297/250000000000000, pio2_2t_rempio=3798187459/62500000000000000000, pio2_3_rempio=60770943833/1000000000000000000000, pio2_3t_rempio=61232342629/1000000000000000000000000000, tiny_scalbn=1/1000000000000000000000000000000, two25_scalbn=33554432, two8_krempio=256, two8_rempio=256, two_over_pi_rempio={6:0}, twom25_scalbn=7450580597/250000000000000000, twon8_krempio=1/256, zero_krempio=0, zero_rempio=0] [L609] CALL, EXPR cos_float(x) VAL [C1_kcos=10416666977/250000000000, C3_kcos=12400793821/500000000000000, C5_kcos=5218930843/2500000000000000000, PIo2_krempio={5:0}, S2_ksin=1041666721/125000000000, S4_ksin=27557314297/10000000000000000, S6_ksin=15896910177/100000000000000000000, \old(x)=1000000000000000000000000000008, half_ksin=1/2, half_rempio=1/2, huge_floor=1000000000000000000000000000000, huge_scalbn=1000000000000000000000000000000, init_jk_krempio={4:0}, invpio2_rempio=63661980629/100000000000, npio2_hw_rempio={7:0}, one_cos=1, one_kcos=1, one_krempio=1, pio2_1_rempio=628314209/400000000, pio2_1t_rempio=2701083531/250000000000000, pio2_2_rempio=2701068297/250000000000000, pio2_2t_rempio=3798187459/62500000000000000000, pio2_3_rempio=60770943833/1000000000000000000000, pio2_3t_rempio=61232342629/1000000000000000000000000000, tiny_scalbn=1/1000000000000000000000000000000, two25_scalbn=33554432, two8_krempio=256, two8_rempio=256, two_over_pi_rempio={6:0}, twom25_scalbn=7450580597/250000000000000000, twon8_krempio=1/256, zero_krempio=0, zero_rempio=0] [L570] float y[2], z = 0.0; [L571] __int32_t n, ix; VAL [C1_kcos=10416666977/250000000000, C3_kcos=12400793821/500000000000000, C5_kcos=5218930843/2500000000000000000, PIo2_krempio={5:0}, S2_ksin=1041666721/125000000000, S4_ksin=27557314297/10000000000000000, S6_ksin=15896910177/100000000000000000000, \old(x)=1000000000000000000000000000008, half_ksin=1/2, half_rempio=1/2, huge_floor=1000000000000000000000000000000, huge_scalbn=1000000000000000000000000000000, init_jk_krempio={4:0}, invpio2_rempio=63661980629/100000000000, npio2_hw_rempio={7:0}, one_cos=1, one_kcos=1, one_krempio=1, pio2_1_rempio=628314209/400000000, pio2_1t_rempio=2701083531/250000000000000, pio2_2_rempio=2701068297/250000000000000, pio2_2t_rempio=3798187459/62500000000000000000, pio2_3_rempio=60770943833/1000000000000000000000, pio2_3t_rempio=61232342629/1000000000000000000000000000, tiny_scalbn=1/1000000000000000000000000000000, two25_scalbn=33554432, two8_krempio=256, two8_rempio=256, two_over_pi_rempio={6:0}, twom25_scalbn=7450580597/250000000000000000, twon8_krempio=1/256, x=1000000000000000000000000000008, y={13:0}, z=0, zero_krempio=0, zero_rempio=0] [L574] ieee_float_shape_type gf_u; [L575] gf_u.value = (x) [L576] EXPR gf_u.word [L576] (ix) = gf_u.word [L579] ix &= 0x7fffffff VAL [C1_kcos=10416666977/250000000000, C3_kcos=12400793821/500000000000000, C5_kcos=5218930843/2500000000000000000, PIo2_krempio={5:0}, S2_ksin=1041666721/125000000000, S4_ksin=27557314297/10000000000000000, S6_ksin=15896910177/100000000000000000000, \old(x)=1000000000000000000000000000008, half_ksin=1/2, half_rempio=1/2, huge_floor=1000000000000000000000000000000, huge_scalbn=1000000000000000000000000000000, init_jk_krempio={4:0}, invpio2_rempio=63661980629/100000000000, ix=2139095040, npio2_hw_rempio={7:0}, one_cos=1, one_kcos=1, one_krempio=1, pio2_1_rempio=628314209/400000000, pio2_1t_rempio=2701083531/250000000000000, pio2_2_rempio=2701068297/250000000000000, pio2_2t_rempio=3798187459/62500000000000000000, pio2_3_rempio=60770943833/1000000000000000000000, pio2_3t_rempio=61232342629/1000000000000000000000000000, tiny_scalbn=1/1000000000000000000000000000000, two25_scalbn=33554432, two8_krempio=256, two8_rempio=256, two_over_pi_rempio={6:0}, twom25_scalbn=7450580597/250000000000000000, twon8_krempio=1/256, x=1000000000000000000000000000008, y={13:0}, z=0, zero_krempio=0, zero_rempio=0] [L580] COND FALSE !(ix <= 0x3f490fd8) VAL [C1_kcos=10416666977/250000000000, C3_kcos=12400793821/500000000000000, C5_kcos=5218930843/2500000000000000000, PIo2_krempio={5:0}, S2_ksin=1041666721/125000000000, S4_ksin=27557314297/10000000000000000, S6_ksin=15896910177/100000000000000000000, \old(x)=1000000000000000000000000000008, half_ksin=1/2, half_rempio=1/2, huge_floor=1000000000000000000000000000000, huge_scalbn=1000000000000000000000000000000, init_jk_krempio={4:0}, invpio2_rempio=63661980629/100000000000, ix=2139095040, npio2_hw_rempio={7:0}, one_cos=1, one_kcos=1, one_krempio=1, pio2_1_rempio=628314209/400000000, pio2_1t_rempio=2701083531/250000000000000, pio2_2_rempio=2701068297/250000000000000, pio2_2t_rempio=3798187459/62500000000000000000, pio2_3_rempio=60770943833/1000000000000000000000, pio2_3t_rempio=61232342629/1000000000000000000000000000, tiny_scalbn=1/1000000000000000000000000000000, two25_scalbn=33554432, two8_krempio=256, two8_rempio=256, two_over_pi_rempio={6:0}, twom25_scalbn=7450580597/250000000000000000, twon8_krempio=1/256, x=1000000000000000000000000000008, y={13:0}, z=0, zero_krempio=0, zero_rempio=0] [L583] COND TRUE !((ix) < 0x7f800000L) [L584] return x - x; [L584] return x - x; VAL [C1_kcos=10416666977/250000000000, C3_kcos=12400793821/500000000000000, C5_kcos=5218930843/2500000000000000000, PIo2_krempio={5:0}, S2_ksin=1041666721/125000000000, S4_ksin=27557314297/10000000000000000, S6_ksin=15896910177/100000000000000000000, \old(x)=1000000000000000000000000000008, half_ksin=1/2, half_rempio=1/2, huge_floor=1000000000000000000000000000000, huge_scalbn=1000000000000000000000000000000, init_jk_krempio={4:0}, invpio2_rempio=63661980629/100000000000, ix=2139095040, npio2_hw_rempio={7:0}, one_cos=1, one_kcos=1, one_krempio=1, pio2_1_rempio=628314209/400000000, pio2_1t_rempio=2701083531/250000000000000, pio2_2_rempio=2701068297/250000000000000, pio2_2t_rempio=3798187459/62500000000000000000, pio2_3_rempio=60770943833/1000000000000000000000, pio2_3t_rempio=61232342629/1000000000000000000000000000, tiny_scalbn=1/1000000000000000000000000000000, two25_scalbn=33554432, two8_krempio=256, two8_rempio=256, two_over_pi_rempio={6:0}, twom25_scalbn=7450580597/250000000000000000, twon8_krempio=1/256, x=1000000000000000000000000000008, z=0, zero_krempio=0, zero_rempio=0] [L609] RET, EXPR cos_float(x) VAL [C1_kcos=10416666977/250000000000, C3_kcos=12400793821/500000000000000, C5_kcos=5218930843/2500000000000000000, PIo2_krempio={5:0}, S2_ksin=1041666721/125000000000, S4_ksin=27557314297/10000000000000000, S6_ksin=15896910177/100000000000000000000, cos_float(x)=1000000000000000000000000000021, half_ksin=1/2, half_rempio=1/2, huge_floor=1000000000000000000000000000000, huge_scalbn=1000000000000000000000000000000, init_jk_krempio={4:0}, invpio2_rempio=63661980629/100000000000, npio2_hw_rempio={7:0}, one_cos=1, one_kcos=1, one_krempio=1, pio2_1_rempio=628314209/400000000, pio2_1t_rempio=2701083531/250000000000000, pio2_2_rempio=2701068297/250000000000000, pio2_2t_rempio=3798187459/62500000000000000000, pio2_3_rempio=60770943833/1000000000000000000000, pio2_3t_rempio=61232342629/1000000000000000000000000000, tiny_scalbn=1/1000000000000000000000000000000, two25_scalbn=33554432, two8_krempio=256, two8_rempio=256, two_over_pi_rempio={6:0}, twom25_scalbn=7450580597/250000000000000000, twon8_krempio=1/256, x=1000000000000000000000000000008, zero_krempio=0, zero_rempio=0] [L609] float res = cos_float(x); [L612] CALL, EXPR isnan_float(res) VAL [C1_kcos=10416666977/250000000000, C3_kcos=12400793821/500000000000000, C5_kcos=5218930843/2500000000000000000, PIo2_krempio={5:0}, S2_ksin=1041666721/125000000000, S4_ksin=27557314297/10000000000000000, S6_ksin=15896910177/100000000000000000000, \old(x)=1000000000000000000000000000021, half_ksin=1/2, half_rempio=1/2, huge_floor=1000000000000000000000000000000, huge_scalbn=1000000000000000000000000000000, init_jk_krempio={4:0}, invpio2_rempio=63661980629/100000000000, npio2_hw_rempio={7:0}, one_cos=1, one_kcos=1, one_krempio=1, pio2_1_rempio=628314209/400000000, pio2_1t_rempio=2701083531/250000000000000, pio2_2_rempio=2701068297/250000000000000, pio2_2t_rempio=3798187459/62500000000000000000, pio2_3_rempio=60770943833/1000000000000000000000, pio2_3t_rempio=61232342629/1000000000000000000000000000, tiny_scalbn=1/1000000000000000000000000000000, two25_scalbn=33554432, two8_krempio=256, two8_rempio=256, two_over_pi_rempio={6:0}, twom25_scalbn=7450580597/250000000000000000, twon8_krempio=1/256, zero_krempio=0, zero_rempio=0] [L64] return x != x; VAL [C1_kcos=10416666977/250000000000, C3_kcos=12400793821/500000000000000, C5_kcos=5218930843/2500000000000000000, PIo2_krempio={5:0}, S2_ksin=1041666721/125000000000, S4_ksin=27557314297/10000000000000000, S6_ksin=15896910177/100000000000000000000, \old(x)=1000000000000000000000000000021, \result=0, half_ksin=1/2, half_rempio=1/2, huge_floor=1000000000000000000000000000000, huge_scalbn=1000000000000000000000000000000, init_jk_krempio={4:0}, invpio2_rempio=63661980629/100000000000, npio2_hw_rempio={7:0}, one_cos=1, one_kcos=1, one_krempio=1, pio2_1_rempio=628314209/400000000, pio2_1t_rempio=2701083531/250000000000000, pio2_2_rempio=2701068297/250000000000000, pio2_2t_rempio=3798187459/62500000000000000000, pio2_3_rempio=60770943833/1000000000000000000000, pio2_3t_rempio=61232342629/1000000000000000000000000000, tiny_scalbn=1/1000000000000000000000000000000, two25_scalbn=33554432, two8_krempio=256, two8_rempio=256, two_over_pi_rempio={6:0}, twom25_scalbn=7450580597/250000000000000000, twon8_krempio=1/256, x=1000000000000000000000000000021, zero_krempio=0, zero_rempio=0] [L612] RET, EXPR isnan_float(res) VAL [C1_kcos=10416666977/250000000000, C3_kcos=12400793821/500000000000000, C5_kcos=5218930843/2500000000000000000, PIo2_krempio={5:0}, S2_ksin=1041666721/125000000000, S4_ksin=27557314297/10000000000000000, S6_ksin=15896910177/100000000000000000000, half_ksin=1/2, half_rempio=1/2, huge_floor=1000000000000000000000000000000, huge_scalbn=1000000000000000000000000000000, init_jk_krempio={4:0}, invpio2_rempio=63661980629/100000000000, isnan_float(res)=0, npio2_hw_rempio={7:0}, one_cos=1, one_kcos=1, one_krempio=1, pio2_1_rempio=628314209/400000000, pio2_1t_rempio=2701083531/250000000000000, pio2_2_rempio=2701068297/250000000000000, pio2_2t_rempio=3798187459/62500000000000000000, pio2_3_rempio=60770943833/1000000000000000000000, pio2_3t_rempio=61232342629/1000000000000000000000000000, res=1000000000000000000000000000021, tiny_scalbn=1/1000000000000000000000000000000, two25_scalbn=33554432, two8_krempio=256, two8_rempio=256, two_over_pi_rempio={6:0}, twom25_scalbn=7450580597/250000000000000000, twon8_krempio=1/256, x=1000000000000000000000000000008, zero_krempio=0, zero_rempio=0] [L612] COND TRUE !isnan_float(res) [L613] reach_error() VAL [C1_kcos=10416666977/250000000000, C3_kcos=12400793821/500000000000000, C5_kcos=5218930843/2500000000000000000, PIo2_krempio={5:0}, S2_ksin=1041666721/125000000000, S4_ksin=27557314297/10000000000000000, S6_ksin=15896910177/100000000000000000000, half_ksin=1/2, half_rempio=1/2, huge_floor=1000000000000000000000000000000, huge_scalbn=1000000000000000000000000000000, init_jk_krempio={4:0}, invpio2_rempio=63661980629/100000000000, npio2_hw_rempio={7:0}, one_cos=1, one_kcos=1, one_krempio=1, pio2_1_rempio=628314209/400000000, pio2_1t_rempio=2701083531/250000000000000, pio2_2_rempio=2701068297/250000000000000, pio2_2t_rempio=3798187459/62500000000000000000, pio2_3_rempio=60770943833/1000000000000000000000, pio2_3t_rempio=61232342629/1000000000000000000000000000, res=1000000000000000000000000000021, tiny_scalbn=1/1000000000000000000000000000000, two25_scalbn=33554432, two8_krempio=256, two8_rempio=256, two_over_pi_rempio={6:0}, twom25_scalbn=7450580597/250000000000000000, twon8_krempio=1/256, x=1000000000000000000000000000008, zero_krempio=0, zero_rempio=0] - StatisticsResult: Ultimate Automizer benchmark data CFG has 14 procedures, 305 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 2.3s, OverallIterations: 2, TraceHistogramMax: 1, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.0s, AutomataDifference: 1.5s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 420 SdHoareTripleChecker+Valid, 1.1s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 403 mSDsluCounter, 7 SdHoareTripleChecker+Invalid, 1.0s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 2 mSDsCounter, 22 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 803 IncrementalHoareTripleChecker+Invalid, 825 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 22 mSolverCounterUnsat, 5 mSDtfsCounter, 803 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 11 GetRequests, 8 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.3s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=302occurred in iteration=0, InterpolantAutomatonStates: 5, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 0.1s AutomataMinimizationTime, 1 MinimizatonAttempts, 0 StatesRemovedByMinimization, 0 NontrivialMinimizations, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 0.2s SatisfiabilityAnalysisTime, 0.3s InterpolantComputationTime, 45 NumberOfCodeBlocks, 45 NumberOfCodeBlocksAsserted, 2 NumberOfCheckSat, 21 ConstructedInterpolants, 0 QuantifiedInterpolants, 165 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 [2023-04-02 00:46:53,244 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...