java -Xmx8000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata ./data -tc ../../../trunk/examples/toolchains/AutomizerC.xml -s ../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Default.epf -i ../../../trunk/examples/svcomp/float-newlib/double_req_bl_0682b.c -------------------------------------------------------------------------------- This is Ultimate 0.1.24-112bae1 [2019-09-08 01:20:11,612 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-09-08 01:20:11,614 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-09-08 01:20:11,626 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... 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[2019-09-08 01:20:11,635 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-09-08 01:20:11,636 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-09-08 01:20:11,637 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-09-08 01:20:11,638 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-09-08 01:20:11,639 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-09-08 01:20:11,640 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-09-08 01:20:11,642 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-09-08 01:20:11,644 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-09-08 01:20:11,645 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-09-08 01:20:11,646 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-09-08 01:20:11,647 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-09-08 01:20:11,648 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-09-08 01:20:11,650 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... 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[2019-09-08 01:20:11,653 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-09-08 01:20:11,654 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-09-08 01:20:11,654 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-09-08 01:20:11,655 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-09-08 01:20:11,656 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-09-08 01:20:11,656 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-09-08 01:20:11,657 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-09-08 01:20:11,657 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-09-08 01:20:11,658 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-09-08 01:20:11,658 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-09-08 01:20:11,659 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-09-08 01:20:11,660 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 [2019-09-08 01:20:11,674 INFO L113 SettingsManager]: Loading preferences was successful [2019-09-08 01:20:11,675 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-09-08 01:20:11,676 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-09-08 01:20:11,676 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-09-08 01:20:11,676 INFO L138 SettingsManager]: * Use SBE=true [2019-09-08 01:20:11,677 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-09-08 01:20:11,677 INFO L138 SettingsManager]: * sizeof long=4 [2019-09-08 01:20:11,677 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-09-08 01:20:11,677 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-09-08 01:20:11,677 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-09-08 01:20:11,678 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-09-08 01:20:11,678 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-09-08 01:20:11,678 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-09-08 01:20:11,678 INFO L138 SettingsManager]: * sizeof long double=12 [2019-09-08 01:20:11,678 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-09-08 01:20:11,679 INFO L138 SettingsManager]: * Use constant arrays=true [2019-09-08 01:20:11,679 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-09-08 01:20:11,679 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-09-08 01:20:11,679 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-09-08 01:20:11,679 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-09-08 01:20:11,680 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-09-08 01:20:11,680 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-09-08 01:20:11,680 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-09-08 01:20:11,680 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-09-08 01:20:11,680 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-09-08 01:20:11,681 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-09-08 01:20:11,681 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-09-08 01:20:11,681 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-09-08 01:20:11,681 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-09-08 01:20:11,709 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-09-08 01:20:11,722 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-09-08 01:20:11,726 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-09-08 01:20:11,727 INFO L271 PluginConnector]: Initializing CDTParser... [2019-09-08 01:20:11,728 INFO L275 PluginConnector]: CDTParser initialized [2019-09-08 01:20:11,728 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/float-newlib/double_req_bl_0682b.c [2019-09-08 01:20:11,795 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/888ce2998/baa3d95716ec4a1883cffc41d42b100c/FLAG7fdf90233 [2019-09-08 01:20:12,317 INFO L306 CDTParser]: Found 1 translation units. [2019-09-08 01:20:12,318 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/float-newlib/double_req_bl_0682b.c [2019-09-08 01:20:12,326 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/888ce2998/baa3d95716ec4a1883cffc41d42b100c/FLAG7fdf90233 [2019-09-08 01:20:12,635 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/888ce2998/baa3d95716ec4a1883cffc41d42b100c [2019-09-08 01:20:12,645 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-09-08 01:20:12,646 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-09-08 01:20:12,647 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-09-08 01:20:12,647 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-09-08 01:20:12,650 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-09-08 01:20:12,651 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.09 01:20:12" (1/1) ... [2019-09-08 01:20:12,653 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7b8c5937 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.09 01:20:12, skipping insertion in model container [2019-09-08 01:20:12,654 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.09 01:20:12" (1/1) ... [2019-09-08 01:20:12,660 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-09-08 01:20:12,686 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-09-08 01:20:13,051 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-08 01:20:13,059 INFO L188 MainTranslator]: Completed pre-run [2019-09-08 01:20:13,121 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-08 01:20:13,149 INFO L192 MainTranslator]: Completed translation [2019-09-08 01:20:13,150 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.09 01:20:13 WrapperNode [2019-09-08 01:20:13,150 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-09-08 01:20:13,151 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-09-08 01:20:13,151 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-09-08 01:20:13,151 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-09-08 01:20:13,165 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.09 01:20:13" (1/1) ... [2019-09-08 01:20:13,166 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.09 01:20:13" (1/1) ... [2019-09-08 01:20:13,182 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.09 01:20:13" (1/1) ... [2019-09-08 01:20:13,183 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.09 01:20:13" (1/1) ... [2019-09-08 01:20:13,221 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.09 01:20:13" (1/1) ... [2019-09-08 01:20:13,241 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.09 01:20:13" (1/1) ... [2019-09-08 01:20:13,247 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.09 01:20:13" (1/1) ... [2019-09-08 01:20:13,254 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-09-08 01:20:13,254 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-09-08 01:20:13,255 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-09-08 01:20:13,255 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-09-08 01:20:13,256 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.09 01:20:13" (1/1) ... No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-09-08 01:20:13,335 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-09-08 01:20:13,335 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-09-08 01:20:13,336 INFO L138 BoogieDeclarations]: Found implementation of procedure fabs_double [2019-09-08 01:20:13,336 INFO L138 BoogieDeclarations]: Found implementation of procedure atan_double [2019-09-08 01:20:13,337 INFO L138 BoogieDeclarations]: Found implementation of procedure __ieee754_atan2 [2019-09-08 01:20:13,337 INFO L138 BoogieDeclarations]: Found implementation of procedure isinf_double [2019-09-08 01:20:13,337 INFO L138 BoogieDeclarations]: Found implementation of procedure isfinite_double [2019-09-08 01:20:13,337 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-09-08 01:20:13,338 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2019-09-08 01:20:13,339 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_double [2019-09-08 01:20:13,339 INFO L130 BoogieDeclarations]: Found specification of procedure fabs_double [2019-09-08 01:20:13,339 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-09-08 01:20:13,340 INFO L130 BoogieDeclarations]: Found specification of procedure write~real [2019-09-08 01:20:13,341 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2019-09-08 01:20:13,342 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2019-09-08 01:20:13,342 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2019-09-08 01:20:13,345 INFO L130 BoogieDeclarations]: Found specification of procedure read~real [2019-09-08 01:20:13,345 INFO L130 BoogieDeclarations]: Found specification of procedure atan_double [2019-09-08 01:20:13,345 INFO L130 BoogieDeclarations]: Found specification of procedure __ieee754_atan2 [2019-09-08 01:20:13,345 INFO L130 BoogieDeclarations]: Found specification of procedure isinf_double [2019-09-08 01:20:13,345 INFO L130 BoogieDeclarations]: Found specification of procedure isfinite_double [2019-09-08 01:20:13,346 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-09-08 01:20:13,346 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-09-08 01:20:13,346 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~real [2019-09-08 01:20:13,346 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-09-08 01:20:14,207 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-09-08 01:20:14,207 INFO L283 CfgBuilder]: Removed 20 assume(true) statements. [2019-09-08 01:20:14,209 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.09 01:20:14 BoogieIcfgContainer [2019-09-08 01:20:14,209 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-09-08 01:20:14,210 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2019-09-08 01:20:14,210 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2019-09-08 01:20:14,214 INFO L275 PluginConnector]: TraceAbstraction initialized [2019-09-08 01:20:14,214 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 08.09 01:20:12" (1/3) ... [2019-09-08 01:20:14,215 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@70c8ffd4 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 08.09 01:20:14, skipping insertion in model container [2019-09-08 01:20:14,215 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.09 01:20:13" (2/3) ... [2019-09-08 01:20:14,215 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@70c8ffd4 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 08.09 01:20:14, skipping insertion in model container [2019-09-08 01:20:14,216 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.09 01:20:14" (3/3) ... [2019-09-08 01:20:14,217 INFO L109 eAbstractionObserver]: Analyzing ICFG double_req_bl_0682b.c [2019-09-08 01:20:14,227 INFO L152 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2019-09-08 01:20:14,234 INFO L164 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2019-09-08 01:20:14,249 INFO L252 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2019-09-08 01:20:14,273 INFO L128 ementStrategyFactory]: Using default assertion order modulation [2019-09-08 01:20:14,274 INFO L377 AbstractCegarLoop]: Interprodecural is true [2019-09-08 01:20:14,274 INFO L378 AbstractCegarLoop]: Hoare is true [2019-09-08 01:20:14,274 INFO L379 AbstractCegarLoop]: Compute interpolants for FPandBP [2019-09-08 01:20:14,274 INFO L380 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2019-09-08 01:20:14,274 INFO L381 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2019-09-08 01:20:14,275 INFO L382 AbstractCegarLoop]: Difference is false [2019-09-08 01:20:14,275 INFO L383 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2019-09-08 01:20:14,275 INFO L388 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2019-09-08 01:20:14,292 INFO L276 IsEmpty]: Start isEmpty. Operand 120 states. [2019-09-08 01:20:14,298 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2019-09-08 01:20:14,299 INFO L391 BasicCegarLoop]: Found error trace [2019-09-08 01:20:14,300 INFO L399 BasicCegarLoop]: 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] [2019-09-08 01:20:14,302 INFO L418 AbstractCegarLoop]: === Iteration 1 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-09-08 01:20:14,306 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-09-08 01:20:14,307 INFO L82 PathProgramCache]: Analyzing trace with hash -1752602122, now seen corresponding path program 1 times [2019-09-08 01:20:14,308 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2019-09-08 01:20:14,308 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2019-09-08 01:20:14,349 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-08 01:20:14,349 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-09-08 01:20:14,349 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-08 01:20:14,415 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-09-08 01:20:14,509 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-09-08 01:20:14,512 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-09-08 01:20:14,512 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2019-09-08 01:20:14,516 INFO L454 AbstractCegarLoop]: Interpolant automaton has 2 states [2019-09-08 01:20:14,530 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2019-09-08 01:20:14,531 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2019-09-08 01:20:14,533 INFO L87 Difference]: Start difference. First operand 120 states. Second operand 2 states. [2019-09-08 01:20:14,577 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-09-08 01:20:14,578 INFO L93 Difference]: Finished difference Result 232 states and 362 transitions. [2019-09-08 01:20:14,579 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2019-09-08 01:20:14,580 INFO L78 Accepts]: Start accepts. Automaton has 2 states. Word has length 27 [2019-09-08 01:20:14,580 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-09-08 01:20:14,592 INFO L225 Difference]: With dead ends: 232 [2019-09-08 01:20:14,593 INFO L226 Difference]: Without dead ends: 115 [2019-09-08 01:20:14,598 INFO L628 BasicCegarLoop]: 0 DeclaredPredicates, 2 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2019-09-08 01:20:14,617 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 115 states. [2019-09-08 01:20:14,649 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 115 to 115. [2019-09-08 01:20:14,651 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 115 states. [2019-09-08 01:20:14,654 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 115 states to 115 states and 155 transitions. [2019-09-08 01:20:14,656 INFO L78 Accepts]: Start accepts. Automaton has 115 states and 155 transitions. Word has length 27 [2019-09-08 01:20:14,656 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-09-08 01:20:14,656 INFO L475 AbstractCegarLoop]: Abstraction has 115 states and 155 transitions. [2019-09-08 01:20:14,657 INFO L476 AbstractCegarLoop]: Interpolant automaton has 2 states. [2019-09-08 01:20:14,657 INFO L276 IsEmpty]: Start isEmpty. Operand 115 states and 155 transitions. [2019-09-08 01:20:14,658 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2019-09-08 01:20:14,659 INFO L391 BasicCegarLoop]: Found error trace [2019-09-08 01:20:14,659 INFO L399 BasicCegarLoop]: 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] [2019-09-08 01:20:14,659 INFO L418 AbstractCegarLoop]: === Iteration 2 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-09-08 01:20:14,659 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-09-08 01:20:14,660 INFO L82 PathProgramCache]: Analyzing trace with hash -1500670579, now seen corresponding path program 1 times [2019-09-08 01:20:14,660 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2019-09-08 01:20:14,660 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2019-09-08 01:20:14,661 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-08 01:20:14,662 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-09-08 01:20:14,662 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-08 01:20:14,744 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-09-08 01:20:14,833 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-09-08 01:20:14,833 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-09-08 01:20:14,833 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2019-09-08 01:20:14,835 INFO L454 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-09-08 01:20:14,835 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-09-08 01:20:14,836 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-09-08 01:20:14,836 INFO L87 Difference]: Start difference. First operand 115 states and 155 transitions. Second operand 3 states. [2019-09-08 01:20:14,876 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-09-08 01:20:14,876 INFO L93 Difference]: Finished difference Result 207 states and 286 transitions. [2019-09-08 01:20:14,878 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-09-08 01:20:14,879 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 30 [2019-09-08 01:20:14,879 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-09-08 01:20:14,881 INFO L225 Difference]: With dead ends: 207 [2019-09-08 01:20:14,881 INFO L226 Difference]: Without dead ends: 115 [2019-09-08 01:20:14,883 INFO L628 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-09-08 01:20:14,883 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 115 states. [2019-09-08 01:20:14,894 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 115 to 115. [2019-09-08 01:20:14,895 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 115 states. [2019-09-08 01:20:14,897 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 115 states to 115 states and 154 transitions. [2019-09-08 01:20:14,897 INFO L78 Accepts]: Start accepts. Automaton has 115 states and 154 transitions. Word has length 30 [2019-09-08 01:20:14,897 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-09-08 01:20:14,898 INFO L475 AbstractCegarLoop]: Abstraction has 115 states and 154 transitions. [2019-09-08 01:20:14,898 INFO L476 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-09-08 01:20:14,898 INFO L276 IsEmpty]: Start isEmpty. Operand 115 states and 154 transitions. [2019-09-08 01:20:14,899 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2019-09-08 01:20:14,900 INFO L391 BasicCegarLoop]: Found error trace [2019-09-08 01:20:14,900 INFO L399 BasicCegarLoop]: 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, 1, 1, 1, 1, 1] [2019-09-08 01:20:14,900 INFO L418 AbstractCegarLoop]: === Iteration 3 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-09-08 01:20:14,900 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-09-08 01:20:14,917 INFO L82 PathProgramCache]: Analyzing trace with hash 1682265256, now seen corresponding path program 1 times [2019-09-08 01:20:14,918 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2019-09-08 01:20:14,918 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2019-09-08 01:20:14,919 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-08 01:20:14,920 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-09-08 01:20:14,920 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-08 01:20:15,190 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-09-08 01:20:15,439 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-09-08 01:20:15,490 INFO L466 BasicCegarLoop]: Counterexample might be feasible [2019-09-08 01:20:15,545 WARN L1298 BoogieBacktranslator]: Unfinished Backtranslation: IntegerLiteral 4294967313 could not be translated for associated CType ARRAY#_4_~DOUBLE# [2019-09-08 01:20:15,546 WARN L1298 BoogieBacktranslator]: Unfinished Backtranslation: IntegerLiteral 4294967317 could not be translated for associated CType ARRAY#_11_~DOUBLE# [2019-09-08 01:20:15,547 WARN L1298 BoogieBacktranslator]: Unfinished Backtranslation: IntegerLiteral 4294967324 could not be translated for associated CType ARRAY#_4_~DOUBLE# [2019-09-08 01:20:15,551 WARN L1298 BoogieBacktranslator]: Unfinished Backtranslation: IntegerLiteral 4294967312 could not be translated for associated CType ARRAY#_11_~DOUBLE# [2019-09-08 01:20:15,552 WARN L1298 BoogieBacktranslator]: Unfinished Backtranslation: IntegerLiteral 4294967332 could not be translated for associated CType ARRAY#_4_~DOUBLE# [2019-09-08 01:20:15,552 WARN L1298 BoogieBacktranslator]: Unfinished Backtranslation: IntegerLiteral 4294967306 could not be translated for associated CType ARRAY#_4_~DOUBLE# [2019-09-08 01:20:15,589 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 08.09 01:20:15 BoogieIcfgContainer [2019-09-08 01:20:15,596 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2019-09-08 01:20:15,599 INFO L168 Benchmark]: Toolchain (without parser) took 2952.06 ms. Allocated memory was 134.2 MB in the beginning and 227.5 MB in the end (delta: 93.3 MB). Free memory was 90.2 MB in the beginning and 131.7 MB in the end (delta: -41.5 MB). Peak memory consumption was 51.8 MB. Max. memory is 7.1 GB. [2019-09-08 01:20:15,601 INFO L168 Benchmark]: CDTParser took 0.23 ms. Allocated memory is still 134.2 MB. Free memory was 108.8 MB in the beginning and 108.5 MB in the end (delta: 212.8 kB). Peak memory consumption was 212.8 kB. Max. memory is 7.1 GB. [2019-09-08 01:20:15,602 INFO L168 Benchmark]: CACSL2BoogieTranslator took 503.67 ms. Allocated memory was 134.2 MB in the beginning and 200.3 MB in the end (delta: 66.1 MB). Free memory was 89.9 MB in the beginning and 170.5 MB in the end (delta: -80.6 MB). Peak memory consumption was 24.4 MB. Max. memory is 7.1 GB. [2019-09-08 01:20:15,603 INFO L168 Benchmark]: Boogie Preprocessor took 103.35 ms. Allocated memory is still 200.3 MB. Free memory was 170.5 MB in the beginning and 167.0 MB in the end (delta: 3.6 MB). Peak memory consumption was 3.6 MB. Max. memory is 7.1 GB. [2019-09-08 01:20:15,604 INFO L168 Benchmark]: RCFGBuilder took 954.99 ms. Allocated memory is still 200.3 MB. Free memory was 167.0 MB in the beginning and 118.4 MB in the end (delta: 48.5 MB). Peak memory consumption was 48.5 MB. Max. memory is 7.1 GB. [2019-09-08 01:20:15,606 INFO L168 Benchmark]: TraceAbstraction took 1386.14 ms. Allocated memory was 200.3 MB in the beginning and 227.5 MB in the end (delta: 27.3 MB). Free memory was 118.4 MB in the beginning and 131.7 MB in the end (delta: -13.2 MB). Peak memory consumption was 14.1 MB. Max. memory is 7.1 GB. [2019-09-08 01:20:15,613 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.23 ms. Allocated memory is still 134.2 MB. Free memory was 108.8 MB in the beginning and 108.5 MB in the end (delta: 212.8 kB). Peak memory consumption was 212.8 kB. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 503.67 ms. Allocated memory was 134.2 MB in the beginning and 200.3 MB in the end (delta: 66.1 MB). Free memory was 89.9 MB in the beginning and 170.5 MB in the end (delta: -80.6 MB). Peak memory consumption was 24.4 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 103.35 ms. Allocated memory is still 200.3 MB. Free memory was 170.5 MB in the beginning and 167.0 MB in the end (delta: 3.6 MB). Peak memory consumption was 3.6 MB. Max. memory is 7.1 GB. * RCFGBuilder took 954.99 ms. Allocated memory is still 200.3 MB. Free memory was 167.0 MB in the beginning and 118.4 MB in the end (delta: 48.5 MB). Peak memory consumption was 48.5 MB. Max. memory is 7.1 GB. * TraceAbstraction took 1386.14 ms. Allocated memory was 200.3 MB in the beginning and 227.5 MB in the end (delta: 27.3 MB). Free memory was 118.4 MB in the beginning and 131.7 MB in the end (delta: -13.2 MB). Peak memory consumption was 14.1 MB. Max. memory is 7.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IntegerLiteral 4294967313 could not be translated for associated CType ARRAY#_4_~DOUBLE# - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IntegerLiteral 4294967317 could not be translated for associated CType ARRAY#_11_~DOUBLE# - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IntegerLiteral 4294967324 could not be translated for associated CType ARRAY#_4_~DOUBLE# - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IntegerLiteral 4294967312 could not be translated for associated CType ARRAY#_11_~DOUBLE# - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IntegerLiteral 4294967332 could not be translated for associated CType ARRAY#_4_~DOUBLE# - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IntegerLiteral 4294967306 could not be translated for associated CType ARRAY#_4_~DOUBLE# * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - UnprovableResult [Line: 285]: Unable to prove that call of __VERIFIER_error() unreachable Unable to prove that call of __VERIFIER_error() unreachable Reason: overapproximation of bitwiseOr at line 162, overapproximation of someUnaryDOUBLEoperation at line 52, overapproximation of someBinaryArithmeticDOUBLEoperation at line 163, overapproximation of bitwiseAnd at line 160, overapproximation of someBinaryDOUBLEComparisonOperation at line 284. Possible FailurePath: [L37-L42] static const double atanhi_atan[] = { 4.63647609000806093515e-01, 7.85398163397448278999e-01, 9.82793723247329054082e-01, 1.57079632679489655800e+00, }; [L44-L49] static const double atanlo_atan[] = { 2.26987774529616870924e-17, 3.06161699786838301793e-17, 1.39033110312309984516e-17, 6.12323399573676603587e-17, }; [L51-L58] static const double aT_atan[] = { 3.33333333333329318027e-01, -1.99999999998764832476e-01, 1.42857142725034663711e-01, -1.11111104054623557880e-01, 9.09088713343650656196e-02, -7.69187620504482999495e-02, 6.66107313738753120669e-02, -5.83357013379057348645e-02, 4.97687799461593236017e-02, -3.65315727442169155270e-02, 1.62858201153657823623e-02, }; [L60-L62] static const double one_atan = 1.0, pi_o_4 = 7.8539816339744827900E-01, pi_o_2 = 1.5707963267948965580E+00, pi = 3.1415926535897931160E+00, huge_atan = 1.0e300; [L139-L140] static const double tiny_atan2 = 1.0e-300, zero_atan2 = 0.0, pi_lo_atan2 = 1.2246467991473531772E-16; VAL [\old(aT_atan)=null, \old(aT_atan)=null, \old(atanhi_atan)=null, \old(atanhi_atan)=null, \old(atanlo_atan)=null, \old(atanlo_atan)=null, \old(huge_atan)=4294967328, \old(one_atan)=4294967318, \old(pi)=4294967325, \old(pi_lo_atan2)=4294967315, \old(pi_o_2)=4294967303, \old(pi_o_4)=4294967323, \old(tiny_atan2)=4294967331, \old(zero_atan2)=4294967311, aT_atan={-5:0}, atanhi_atan={9:0}, atanlo_atan={-4:0}, huge_atan=1000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000, one_atan=1, pi=785398163397448279/250000000000000000, pi_lo_atan2=3061616997868382943/25000000000000000000000000000000000, pi_o_2=785398163397448279/500000000000000000, pi_o_4=785398163397448279/1000000000000000000, tiny_atan2=1/1000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000, zero_atan2=0] [L276] double x = -1.0 / 0.0; [L277] double y = __VERIFIER_nondet_double(); [L279] CALL, EXPR isinf_double(x) VAL [\old(x)=4294967319, aT_atan={-5:0}, atanhi_atan={9:0}, atanlo_atan={-4:0}, huge_atan=1000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000, one_atan=1, pi=785398163397448279/250000000000000000, pi_lo_atan2=3061616997868382943/25000000000000000000000000000000000, pi_o_2=785398163397448279/500000000000000000, pi_o_4=785398163397448279/1000000000000000000, tiny_atan2=1/1000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000, zero_atan2=0] [L246] __int32_t hx, lx; VAL [\old(x)=4294967319, aT_atan={-5:0}, atanhi_atan={9:0}, atanlo_atan={-4:0}, huge_atan=1000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000, one_atan=1, pi=785398163397448279/250000000000000000, pi_lo_atan2=3061616997868382943/25000000000000000000000000000000000, pi_o_2=785398163397448279/500000000000000000, pi_o_4=785398163397448279/1000000000000000000, tiny_atan2=1/1000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000, x=4294967319, zero_atan2=0] [L248] ieee_double_shape_type ew_u; [L249] ew_u.value = (x) [L250] EXPR ew_u.parts.msw [L250] (hx) = ew_u.parts.msw [L251] EXPR ew_u.parts.lsw [L251] (lx) = ew_u.parts.lsw [L253] hx &= 0x7fffffff [L254] hx |= (__uint32_t)(lx | (-lx)) >> 31 [L255] hx = 0x7ff00000 - hx [L256] return 1 - (int)((__uint32_t)(hx | (-hx)) >> 31); VAL [\old(x)=4294967319, \result=2147483647, aT_atan={-5:0}, atanhi_atan={9:0}, atanlo_atan={-4:0}, huge_atan=1000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000, hx=2146435073, lx=5, one_atan=1, pi=785398163397448279/250000000000000000, pi_lo_atan2=3061616997868382943/25000000000000000000000000000000000, pi_o_2=785398163397448279/500000000000000000, pi_o_4=785398163397448279/1000000000000000000, tiny_atan2=1/1000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000, x=4294967319, zero_atan2=0] [L279] RET, EXPR isinf_double(x) VAL [aT_atan={-5:0}, atanhi_atan={9:0}, atanlo_atan={-4:0}, huge_atan=1000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000, isinf_double(x)=2147483647, one_atan=1, pi=785398163397448279/250000000000000000, pi_lo_atan2=3061616997868382943/25000000000000000000000000000000000, pi_o_2=785398163397448279/500000000000000000, pi_o_4=785398163397448279/1000000000000000000, tiny_atan2=1/1000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000, x=4294967319, y=4294967329, zero_atan2=0] [L279] EXPR isinf_double(x) && isfinite_double(y) VAL [aT_atan={-5:0}, atanhi_atan={9:0}, atanlo_atan={-4:0}, huge_atan=1000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000, isinf_double(x)=2147483647, isinf_double(x) && isfinite_double(y)=1, one_atan=1, pi=785398163397448279/250000000000000000, pi_lo_atan2=3061616997868382943/25000000000000000000000000000000000, pi_o_2=785398163397448279/500000000000000000, pi_o_4=785398163397448279/1000000000000000000, tiny_atan2=1/1000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000, x=4294967319, y=4294967329, zero_atan2=0] [L279] CALL, EXPR isfinite_double(y) VAL [\old(x)=4294967329, aT_atan={-5:0}, atanhi_atan={9:0}, atanlo_atan={-4:0}, huge_atan=1000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000, one_atan=1, pi=785398163397448279/250000000000000000, pi_lo_atan2=3061616997868382943/25000000000000000000000000000000000, pi_o_2=785398163397448279/500000000000000000, pi_o_4=785398163397448279/1000000000000000000, tiny_atan2=1/1000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000, zero_atan2=0] [L260] __int32_t hx; VAL [\old(x)=4294967329, aT_atan={-5:0}, atanhi_atan={9:0}, atanlo_atan={-4:0}, huge_atan=1000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000, one_atan=1, pi=785398163397448279/250000000000000000, pi_lo_atan2=3061616997868382943/25000000000000000000000000000000000, pi_o_2=785398163397448279/500000000000000000, pi_o_4=785398163397448279/1000000000000000000, tiny_atan2=1/1000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000, x=4294967329, zero_atan2=0] [L262] ieee_double_shape_type gh_u; [L263] gh_u.value = (x) [L264] EXPR gh_u.parts.msw [L264] (hx) = gh_u.parts.msw [L266] return (int)((__uint32_t)((hx & 0x7fffffff) - 0x7ff00000) >> 31); VAL [\old(x)=4294967329, \result=-7, aT_atan={-5:0}, atanhi_atan={9:0}, atanlo_atan={-4:0}, huge_atan=1000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000, hx=-2, one_atan=1, pi=785398163397448279/250000000000000000, pi_lo_atan2=3061616997868382943/25000000000000000000000000000000000, pi_o_2=785398163397448279/500000000000000000, pi_o_4=785398163397448279/1000000000000000000, tiny_atan2=1/1000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000, x=4294967329, zero_atan2=0] [L279] RET, EXPR isfinite_double(y) VAL [aT_atan={-5:0}, atanhi_atan={9:0}, atanlo_atan={-4:0}, huge_atan=1000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000, isfinite_double(y)=-7, isinf_double(x)=2147483647, isinf_double(x) && isfinite_double(y)=1, one_atan=1, pi=785398163397448279/250000000000000000, pi_lo_atan2=3061616997868382943/25000000000000000000000000000000000, pi_o_2=785398163397448279/500000000000000000, pi_o_4=785398163397448279/1000000000000000000, tiny_atan2=1/1000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000, x=4294967319, y=4294967329, zero_atan2=0] [L279] EXPR isinf_double(x) && isfinite_double(y) VAL [aT_atan={-5:0}, atanhi_atan={9:0}, atanlo_atan={-4:0}, huge_atan=1000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000, isfinite_double(y)=-7, isinf_double(x)=2147483647, isinf_double(x) && isfinite_double(y)=1, one_atan=1, pi=785398163397448279/250000000000000000, pi_lo_atan2=3061616997868382943/25000000000000000000000000000000000, pi_o_2=785398163397448279/500000000000000000, pi_o_4=785398163397448279/1000000000000000000, tiny_atan2=1/1000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000, x=4294967319, y=4294967329, zero_atan2=0] [L279] COND TRUE isinf_double(x) && isfinite_double(y) && y > 0.0 [L281] CALL, EXPR __ieee754_atan2(y, x) VAL [\old(x)=4294967319, \old(y)=4294967329, aT_atan={-5:0}, atanhi_atan={9:0}, atanlo_atan={-4:0}, huge_atan=1000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000, one_atan=1, pi=785398163397448279/250000000000000000, pi_lo_atan2=3061616997868382943/25000000000000000000000000000000000, pi_o_2=785398163397448279/500000000000000000, pi_o_4=785398163397448279/1000000000000000000, tiny_atan2=1/1000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000, zero_atan2=0] [L143] double z; [L144] __int32_t k, m, hx, hy, ix, iy; [L145] __uint32_t lx, ly; VAL [\old(x)=4294967319, \old(y)=4294967329, aT_atan={-5:0}, atanhi_atan={9:0}, atanlo_atan={-4:0}, huge_atan=1000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000, one_atan=1, pi=785398163397448279/250000000000000000, pi_lo_atan2=3061616997868382943/25000000000000000000000000000000000, pi_o_2=785398163397448279/500000000000000000, pi_o_4=785398163397448279/1000000000000000000, tiny_atan2=1/1000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000, x=4294967319, y=4294967329, zero_atan2=0] [L148] ieee_double_shape_type ew_u; [L149] ew_u.value = (x) [L150] EXPR ew_u.parts.msw [L150] (hx) = ew_u.parts.msw [L151] EXPR ew_u.parts.lsw [L151] (lx) = ew_u.parts.lsw [L153] ix = hx & 0x7fffffff VAL [\old(x)=4294967319, \old(y)=4294967329, aT_atan={-5:0}, atanhi_atan={9:0}, atanlo_atan={-4:0}, huge_atan=1000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000, hx=-6, lx=4294967334, one_atan=1, pi=785398163397448279/250000000000000000, pi_lo_atan2=3061616997868382943/25000000000000000000000000000000000, pi_o_2=785398163397448279/500000000000000000, pi_o_4=785398163397448279/1000000000000000000, tiny_atan2=1/1000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000, x=4294967319, y=4294967329, zero_atan2=0] [L155] ieee_double_shape_type ew_u; [L156] ew_u.value = (y) [L157] EXPR ew_u.parts.msw [L157] (hy) = ew_u.parts.msw [L158] EXPR ew_u.parts.lsw [L158] (ly) = ew_u.parts.lsw [L160] iy = hy & 0x7fffffff VAL [\old(x)=4294967319, \old(y)=4294967329, aT_atan={-5:0}, atanhi_atan={9:0}, atanlo_atan={-4:0}, huge_atan=1000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000, hx=-6, hy=6, lx=4294967334, ly=4294967333, one_atan=1, pi=785398163397448279/250000000000000000, pi_lo_atan2=3061616997868382943/25000000000000000000000000000000000, pi_o_2=785398163397448279/500000000000000000, pi_o_4=785398163397448279/1000000000000000000, tiny_atan2=1/1000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000, x=4294967319, y=4294967329, zero_atan2=0] [L161-L162] COND TRUE ((ix | ((lx | -lx) >> 31)) > 0x7ff00000) || ((iy | ((ly | -ly) >> 31)) > 0x7ff00000) [L163] return x + y; VAL [\old(x)=4294967319, \old(y)=4294967329, aT_atan={-5:0}, atanhi_atan={9:0}, atanlo_atan={-4:0}, huge_atan=1000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000, hx=-6, hy=6, lx=4294967334, ly=4294967333, one_atan=1, pi=785398163397448279/250000000000000000, pi_lo_atan2=3061616997868382943/25000000000000000000000000000000000, pi_o_2=785398163397448279/500000000000000000, pi_o_4=785398163397448279/1000000000000000000, tiny_atan2=1/1000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000, x=4294967319, y=4294967329, zero_atan2=0] [L281] RET, EXPR __ieee754_atan2(y, x) VAL [__ieee754_atan2(y, x)=4294967316, aT_atan={-5:0}, atanhi_atan={9:0}, atanlo_atan={-4:0}, huge_atan=1000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000, one_atan=1, pi=785398163397448279/250000000000000000, pi_lo_atan2=3061616997868382943/25000000000000000000000000000000000, pi_o_2=785398163397448279/500000000000000000, pi_o_4=785398163397448279/1000000000000000000, tiny_atan2=1/1000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000, x=4294967319, y=4294967329, zero_atan2=0] [L281] double res = __ieee754_atan2(y, x); [L284] COND TRUE res != pi VAL [aT_atan={-5:0}, atanhi_atan={9:0}, atanlo_atan={-4:0}, huge_atan=1000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000, one_atan=1, pi=785398163397448279/250000000000000000, pi_lo_atan2=3061616997868382943/25000000000000000000000000000000000, pi_o_2=785398163397448279/500000000000000000, pi_o_4=785398163397448279/1000000000000000000, res=4294967316, tiny_atan2=1/1000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000, x=4294967319, y=4294967329, zero_atan2=0] [L285] __VERIFIER_error() VAL [aT_atan={-5:0}, atanhi_atan={9:0}, atanlo_atan={-4:0}, huge_atan=1000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000, one_atan=1, pi=785398163397448279/250000000000000000, pi_lo_atan2=3061616997868382943/25000000000000000000000000000000000, pi_o_2=785398163397448279/500000000000000000, pi_o_4=785398163397448279/1000000000000000000, res=4294967316, tiny_atan2=1/1000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000, x=4294967319, y=4294967329, zero_atan2=0] - StatisticsResult: Ultimate Automizer benchmark data CFG has 8 procedures, 120 locations, 1 error locations. UNSAFE Result, 1.3s OverallTime, 3 OverallIterations, 1 TraceHistogramMax, 0.1s AutomataDifference, 0.0s DeadEndRemovalTime, 0.0s HoareAnnotationTime, HoareTripleCheckerStatistics: 316 SDtfs, 0 SDslu, 150 SDs, 0 SdLazy, 4 SolverSat, 0 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 0.0s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 5 GetRequests, 4 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=120occurred in iteration=0, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s AbstIntTime, 0 AbstIntIterations, 0 AbstIntStrong, NaN AbsIntWeakeningRatio, NaN AbsIntAvgWeakeningVarsNumRemoved, NaN AbsIntAvgWeakenedConjuncts, 0.0s DumpTime, AutomataMinimizationStatistics: 0.0s AutomataMinimizationTime, 2 MinimizatonAttempts, 0 StatesRemovedByMinimization, 0 NontrivialMinimizations, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TraceCheckStatistics: 0.0s SsaConstructionTime, 0.3s SatisfiabilityAnalysisTime, 0.1s InterpolantComputationTime, 95 NumberOfCodeBlocks, 95 NumberOfCodeBlocksAsserted, 3 NumberOfCheckSat, 55 ConstructedInterpolants, 0 QuantifiedInterpolants, 1546 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 2 InterpolantComputations, 2 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, InvariantSynthesisStatistics: No data available, InterpolantConsolidationStatistics: No data available, ReuseStatistics: No data available RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces Received shutdown request...