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_0686b.c -------------------------------------------------------------------------------- This is Ultimate 0.1.24-112bae1 [2019-09-08 01:20:22,415 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-09-08 01:20:22,417 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-09-08 01:20:22,429 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... 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[2019-09-08 01:20:22,439 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-09-08 01:20:22,440 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-09-08 01:20:22,441 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-09-08 01:20:22,442 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-09-08 01:20:22,443 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-09-08 01:20:22,444 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-09-08 01:20:22,445 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-09-08 01:20:22,447 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-09-08 01:20:22,449 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-09-08 01:20:22,450 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-09-08 01:20:22,451 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-09-08 01:20:22,452 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-09-08 01:20:22,454 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... 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[2019-09-08 01:20:22,457 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-09-08 01:20:22,458 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-09-08 01:20:22,459 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-09-08 01:20:22,460 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-09-08 01:20:22,461 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-09-08 01:20:22,461 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-09-08 01:20:22,462 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-09-08 01:20:22,462 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-09-08 01:20:22,462 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-09-08 01:20:22,463 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-09-08 01:20:22,464 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-09-08 01:20:22,465 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 01:20:22,479 INFO L113 SettingsManager]: Loading preferences was successful [2019-09-08 01:20:22,479 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-09-08 01:20:22,480 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-09-08 01:20:22,480 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-09-08 01:20:22,481 INFO L138 SettingsManager]: * Use SBE=true [2019-09-08 01:20:22,481 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-09-08 01:20:22,481 INFO L138 SettingsManager]: * sizeof long=4 [2019-09-08 01:20:22,481 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-09-08 01:20:22,482 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-09-08 01:20:22,482 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-09-08 01:20:22,482 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-09-08 01:20:22,482 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-09-08 01:20:22,482 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-09-08 01:20:22,483 INFO L138 SettingsManager]: * sizeof long double=12 [2019-09-08 01:20:22,483 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-09-08 01:20:22,483 INFO L138 SettingsManager]: * Use constant arrays=true [2019-09-08 01:20:22,483 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-09-08 01:20:22,483 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-09-08 01:20:22,484 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-09-08 01:20:22,484 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-09-08 01:20:22,484 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-09-08 01:20:22,484 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-09-08 01:20:22,484 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-09-08 01:20:22,485 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-09-08 01:20:22,485 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-09-08 01:20:22,485 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-09-08 01:20:22,485 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-09-08 01:20:22,485 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-09-08 01:20:22,486 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-09-08 01:20:22,514 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-09-08 01:20:22,527 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-09-08 01:20:22,530 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-09-08 01:20:22,532 INFO L271 PluginConnector]: Initializing CDTParser... [2019-09-08 01:20:22,532 INFO L275 PluginConnector]: CDTParser initialized [2019-09-08 01:20:22,533 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/float-newlib/double_req_bl_0686b.c [2019-09-08 01:20:22,591 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/22a5640b8/aa1032a366fe444c833ab203793654c6/FLAG45b986260 [2019-09-08 01:20:23,054 INFO L306 CDTParser]: Found 1 translation units. [2019-09-08 01:20:23,055 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/float-newlib/double_req_bl_0686b.c [2019-09-08 01:20:23,070 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/22a5640b8/aa1032a366fe444c833ab203793654c6/FLAG45b986260 [2019-09-08 01:20:23,401 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/22a5640b8/aa1032a366fe444c833ab203793654c6 [2019-09-08 01:20:23,412 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-09-08 01:20:23,413 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-09-08 01:20:23,414 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-09-08 01:20:23,414 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-09-08 01:20:23,418 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-09-08 01:20:23,419 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.09 01:20:23" (1/1) ... [2019-09-08 01:20:23,422 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@ae3b6b0 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.09 01:20:23, skipping insertion in model container [2019-09-08 01:20:23,423 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.09 01:20:23" (1/1) ... [2019-09-08 01:20:23,430 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-09-08 01:20:23,460 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-09-08 01:20:23,818 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-08 01:20:23,826 INFO L188 MainTranslator]: Completed pre-run [2019-09-08 01:20:23,887 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-08 01:20:23,914 INFO L192 MainTranslator]: Completed translation [2019-09-08 01:20:23,914 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.09 01:20:23 WrapperNode [2019-09-08 01:20:23,914 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-09-08 01:20:23,915 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-09-08 01:20:23,915 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-09-08 01:20:23,915 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-09-08 01:20:23,932 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.09 01:20:23" (1/1) ... [2019-09-08 01:20:23,932 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.09 01:20:23" (1/1) ... [2019-09-08 01:20:23,962 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.09 01:20:23" (1/1) ... [2019-09-08 01:20:23,962 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.09 01:20:23" (1/1) ... [2019-09-08 01:20:23,997 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.09 01:20:23" (1/1) ... [2019-09-08 01:20:24,007 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.09 01:20:23" (1/1) ... [2019-09-08 01:20:24,011 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.09 01:20:23" (1/1) ... [2019-09-08 01:20:24,016 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-09-08 01:20:24,017 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-09-08 01:20:24,017 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-09-08 01:20:24,017 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-09-08 01:20:24,018 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.09 01:20:23" (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 01:20:24,080 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-09-08 01:20:24,080 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-09-08 01:20:24,080 INFO L138 BoogieDeclarations]: Found implementation of procedure fabs_double [2019-09-08 01:20:24,080 INFO L138 BoogieDeclarations]: Found implementation of procedure atan_double [2019-09-08 01:20:24,080 INFO L138 BoogieDeclarations]: Found implementation of procedure __ieee754_atan2 [2019-09-08 01:20:24,080 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-09-08 01:20:24,081 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2019-09-08 01:20:24,081 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_double [2019-09-08 01:20:24,081 INFO L130 BoogieDeclarations]: Found specification of procedure fabs_double [2019-09-08 01:20:24,081 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-09-08 01:20:24,081 INFO L130 BoogieDeclarations]: Found specification of procedure write~real [2019-09-08 01:20:24,081 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2019-09-08 01:20:24,082 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2019-09-08 01:20:24,082 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2019-09-08 01:20:24,082 INFO L130 BoogieDeclarations]: Found specification of procedure read~real [2019-09-08 01:20:24,082 INFO L130 BoogieDeclarations]: Found specification of procedure atan_double [2019-09-08 01:20:24,082 INFO L130 BoogieDeclarations]: Found specification of procedure __ieee754_atan2 [2019-09-08 01:20:24,083 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-09-08 01:20:24,083 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-09-08 01:20:24,083 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~real [2019-09-08 01:20:24,083 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-09-08 01:20:24,803 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-09-08 01:20:24,803 INFO L283 CfgBuilder]: Removed 16 assume(true) statements. [2019-09-08 01:20:24,805 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.09 01:20:24 BoogieIcfgContainer [2019-09-08 01:20:24,805 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-09-08 01:20:24,807 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2019-09-08 01:20:24,807 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2019-09-08 01:20:24,812 INFO L275 PluginConnector]: TraceAbstraction initialized [2019-09-08 01:20:24,812 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 08.09 01:20:23" (1/3) ... [2019-09-08 01:20:24,813 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@5a1bc344 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 08.09 01:20:24, skipping insertion in model container [2019-09-08 01:20:24,814 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.09 01:20:23" (2/3) ... [2019-09-08 01:20:24,814 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@5a1bc344 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 08.09 01:20:24, skipping insertion in model container [2019-09-08 01:20:24,815 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.09 01:20:24" (3/3) ... [2019-09-08 01:20:24,817 INFO L109 eAbstractionObserver]: Analyzing ICFG double_req_bl_0686b.c [2019-09-08 01:20:24,826 INFO L152 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2019-09-08 01:20:24,839 INFO L164 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2019-09-08 01:20:24,853 INFO L252 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2019-09-08 01:20:24,882 INFO L128 ementStrategyFactory]: Using default assertion order modulation [2019-09-08 01:20:24,883 INFO L377 AbstractCegarLoop]: Interprodecural is true [2019-09-08 01:20:24,883 INFO L378 AbstractCegarLoop]: Hoare is true [2019-09-08 01:20:24,883 INFO L379 AbstractCegarLoop]: Compute interpolants for FPandBP [2019-09-08 01:20:24,883 INFO L380 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2019-09-08 01:20:24,883 INFO L381 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2019-09-08 01:20:24,884 INFO L382 AbstractCegarLoop]: Difference is false [2019-09-08 01:20:24,884 INFO L383 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2019-09-08 01:20:24,884 INFO L388 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2019-09-08 01:20:24,902 INFO L276 IsEmpty]: Start isEmpty. Operand 101 states. [2019-09-08 01:20:24,909 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2019-09-08 01:20:24,909 INFO L391 BasicCegarLoop]: Found error trace [2019-09-08 01:20:24,910 INFO L399 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-09-08 01:20:24,912 INFO L418 AbstractCegarLoop]: === Iteration 1 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-09-08 01:20:24,917 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-09-08 01:20:24,917 INFO L82 PathProgramCache]: Analyzing trace with hash 947216650, now seen corresponding path program 1 times [2019-09-08 01:20:24,919 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2019-09-08 01:20:24,919 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2019-09-08 01:20:24,966 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-08 01:20:24,966 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-09-08 01:20:24,967 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-08 01:20:25,034 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-09-08 01:20:25,092 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 01:20:25,095 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-09-08 01:20:25,095 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2019-09-08 01:20:25,099 INFO L454 AbstractCegarLoop]: Interpolant automaton has 2 states [2019-09-08 01:20:25,114 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2019-09-08 01:20:25,115 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2019-09-08 01:20:25,117 INFO L87 Difference]: Start difference. First operand 101 states. Second operand 2 states. [2019-09-08 01:20:25,152 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-09-08 01:20:25,153 INFO L93 Difference]: Finished difference Result 194 states and 310 transitions. [2019-09-08 01:20:25,153 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2019-09-08 01:20:25,154 INFO L78 Accepts]: Start accepts. Automaton has 2 states. Word has length 18 [2019-09-08 01:20:25,155 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-09-08 01:20:25,166 INFO L225 Difference]: With dead ends: 194 [2019-09-08 01:20:25,167 INFO L226 Difference]: Without dead ends: 97 [2019-09-08 01:20:25,175 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 01:20:25,191 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 97 states. [2019-09-08 01:20:25,222 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 97 to 97. [2019-09-08 01:20:25,224 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 97 states. [2019-09-08 01:20:25,227 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 97 states to 97 states and 136 transitions. [2019-09-08 01:20:25,229 INFO L78 Accepts]: Start accepts. Automaton has 97 states and 136 transitions. Word has length 18 [2019-09-08 01:20:25,229 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-09-08 01:20:25,230 INFO L475 AbstractCegarLoop]: Abstraction has 97 states and 136 transitions. [2019-09-08 01:20:25,230 INFO L476 AbstractCegarLoop]: Interpolant automaton has 2 states. [2019-09-08 01:20:25,230 INFO L276 IsEmpty]: Start isEmpty. Operand 97 states and 136 transitions. [2019-09-08 01:20:25,231 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2019-09-08 01:20:25,231 INFO L391 BasicCegarLoop]: Found error trace [2019-09-08 01:20:25,232 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] [2019-09-08 01:20:25,232 INFO L418 AbstractCegarLoop]: === Iteration 2 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-09-08 01:20:25,232 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-09-08 01:20:25,233 INFO L82 PathProgramCache]: Analyzing trace with hash -246249165, now seen corresponding path program 1 times [2019-09-08 01:20:25,233 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2019-09-08 01:20:25,233 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2019-09-08 01:20:25,234 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-08 01:20:25,235 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-09-08 01:20:25,235 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-08 01:20:25,369 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-09-08 01:20:25,497 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-09-08 01:20:25,548 INFO L466 BasicCegarLoop]: Counterexample might be feasible [2019-09-08 01:20:25,598 WARN L1298 BoogieBacktranslator]: Unfinished Backtranslation: IntegerLiteral 8589934596 could not be translated for associated CType ARRAY#_11_~DOUBLE# [2019-09-08 01:20:25,599 WARN L1298 BoogieBacktranslator]: Unfinished Backtranslation: IntegerLiteral 8589934599 could not be translated for associated CType ARRAY#_11_~DOUBLE# [2019-09-08 01:20:25,600 WARN L1298 BoogieBacktranslator]: Unfinished Backtranslation: IntegerLiteral 8589934593 could not be translated for associated CType ARRAY#_4_~DOUBLE# [2019-09-08 01:20:25,600 WARN L1298 BoogieBacktranslator]: Unfinished Backtranslation: IntegerLiteral 8589934597 could not be translated for associated CType ARRAY#_4_~DOUBLE# [2019-09-08 01:20:25,601 WARN L1298 BoogieBacktranslator]: Unfinished Backtranslation: IntegerLiteral 8589934604 could not be translated for associated CType ARRAY#_4_~DOUBLE# [2019-09-08 01:20:25,601 WARN L1298 BoogieBacktranslator]: Unfinished Backtranslation: IntegerLiteral 8589934614 could not be translated for associated CType ARRAY#_4_~DOUBLE# [2019-09-08 01:20:25,619 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 08.09 01:20:25 BoogieIcfgContainer [2019-09-08 01:20:25,619 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2019-09-08 01:20:25,622 INFO L168 Benchmark]: Toolchain (without parser) took 2207.79 ms. Allocated memory was 133.7 MB in the beginning and 199.8 MB in the end (delta: 66.1 MB). Free memory was 89.4 MB in the beginning and 83.7 MB in the end (delta: 5.7 MB). Peak memory consumption was 71.8 MB. Max. memory is 7.1 GB. [2019-09-08 01:20:25,623 INFO L168 Benchmark]: CDTParser took 0.23 ms. Allocated memory is still 133.7 MB. Free memory was 108.1 MB in the beginning and 107.9 MB in the end (delta: 212.8 kB). Peak memory consumption was 212.8 kB. Max. memory is 7.1 GB. [2019-09-08 01:20:25,625 INFO L168 Benchmark]: CACSL2BoogieTranslator took 500.43 ms. Allocated memory was 133.7 MB in the beginning and 199.8 MB in the end (delta: 66.1 MB). Free memory was 89.2 MB in the beginning and 170.4 MB in the end (delta: -81.1 MB). Peak memory consumption was 24.8 MB. Max. memory is 7.1 GB. [2019-09-08 01:20:25,626 INFO L168 Benchmark]: Boogie Preprocessor took 101.37 ms. Allocated memory is still 199.8 MB. Free memory was 170.4 MB in the beginning and 167.3 MB in the end (delta: 3.1 MB). Peak memory consumption was 3.1 MB. Max. memory is 7.1 GB. [2019-09-08 01:20:25,627 INFO L168 Benchmark]: RCFGBuilder took 788.58 ms. Allocated memory is still 199.8 MB. Free memory was 167.3 MB in the beginning and 125.4 MB in the end (delta: 41.9 MB). Peak memory consumption was 41.9 MB. Max. memory is 7.1 GB. [2019-09-08 01:20:25,628 INFO L168 Benchmark]: TraceAbstraction took 811.96 ms. Allocated memory is still 199.8 MB. Free memory was 125.4 MB in the beginning and 83.7 MB in the end (delta: 41.7 MB). Peak memory consumption was 41.7 MB. Max. memory is 7.1 GB. [2019-09-08 01:20:25,632 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 133.7 MB. Free memory was 108.1 MB in the beginning and 107.9 MB in the end (delta: 212.8 kB). Peak memory consumption was 212.8 kB. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 500.43 ms. Allocated memory was 133.7 MB in the beginning and 199.8 MB in the end (delta: 66.1 MB). Free memory was 89.2 MB in the beginning and 170.4 MB in the end (delta: -81.1 MB). Peak memory consumption was 24.8 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 101.37 ms. Allocated memory is still 199.8 MB. Free memory was 170.4 MB in the beginning and 167.3 MB in the end (delta: 3.1 MB). Peak memory consumption was 3.1 MB. Max. memory is 7.1 GB. * RCFGBuilder took 788.58 ms. Allocated memory is still 199.8 MB. Free memory was 167.3 MB in the beginning and 125.4 MB in the end (delta: 41.9 MB). Peak memory consumption was 41.9 MB. Max. memory is 7.1 GB. * TraceAbstraction took 811.96 ms. Allocated memory is still 199.8 MB. Free memory was 125.4 MB in the beginning and 83.7 MB in the end (delta: 41.7 MB). Peak memory consumption was 41.7 MB. Max. memory is 7.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IntegerLiteral 8589934596 could not be translated for associated CType ARRAY#_11_~DOUBLE# - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IntegerLiteral 8589934599 could not be translated for associated CType ARRAY#_11_~DOUBLE# - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IntegerLiteral 8589934593 could not be translated for associated CType ARRAY#_4_~DOUBLE# - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IntegerLiteral 8589934597 could not be translated for associated CType ARRAY#_4_~DOUBLE# - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IntegerLiteral 8589934604 could not be translated for associated CType ARRAY#_4_~DOUBLE# - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IntegerLiteral 8589934614 could not be translated for associated CType ARRAY#_4_~DOUBLE# * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - UnprovableResult [Line: 256]: 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 255. 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)=8589934610, \old(one_atan)=8589934600, \old(pi)=8589934606, \old(pi_lo_atan2)=8589934598, \old(pi_o_2)=8589934589, \old(pi_o_4)=8589934602, \old(tiny_atan2)=8589934613, \old(zero_atan2)=8589934595, aT_atan={-3:0}, atanhi_atan={1:0}, atanlo_atan={-2:0}, 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] [L250] double x = 1.0 / 0.0; [L251] double y = -1.0 / 0.0; VAL [aT_atan={-3:0}, atanhi_atan={1:0}, atanlo_atan={-2:0}, 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] [L253] CALL, EXPR __ieee754_atan2(y, x) VAL [\old(x)=8589934605, \old(y)=8589934603, aT_atan={-3:0}, atanhi_atan={1:0}, atanlo_atan={-2:0}, 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)=8589934605, \old(y)=8589934603, aT_atan={-3:0}, atanhi_atan={1:0}, atanlo_atan={-2:0}, 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=8589934605, y=8589934603, 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)=8589934605, \old(y)=8589934603, aT_atan={-3:0}, atanhi_atan={1:0}, atanlo_atan={-2:0}, huge_atan=1000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000, hx=-4, lx=8589934607, 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=8589934605, y=8589934603, 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)=8589934605, \old(y)=8589934603, aT_atan={-3:0}, atanhi_atan={1:0}, atanlo_atan={-2:0}, huge_atan=1000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000, hx=-4, hy=-5, lx=8589934607, ly=8589934594, 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=8589934605, y=8589934603, zero_atan2=0] [L161-L162] COND TRUE ((ix | ((lx | -lx) >> 31)) > 0x7ff00000) || ((iy | ((ly | -ly) >> 31)) > 0x7ff00000) [L163] return x + y; VAL [\old(x)=8589934605, \old(y)=8589934603, aT_atan={-3:0}, atanhi_atan={1:0}, atanlo_atan={-2:0}, huge_atan=1000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000, hx=-4, hy=-5, lx=8589934607, ly=8589934594, 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=8589934605, y=8589934603, zero_atan2=0] [L253] RET, EXPR __ieee754_atan2(y, x) VAL [__ieee754_atan2(y, x)=8589934592, aT_atan={-3:0}, atanhi_atan={1:0}, atanlo_atan={-2:0}, 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=8589934605, y=8589934603, zero_atan2=0] [L253] double res = __ieee754_atan2(y, x); [L255] COND TRUE res != -pi_o_4 VAL [aT_atan={-3:0}, atanhi_atan={1:0}, atanlo_atan={-2:0}, 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=8589934592, tiny_atan2=1/1000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000, x=8589934605, y=8589934603, zero_atan2=0] [L256] __VERIFIER_error() VAL [aT_atan={-3:0}, atanhi_atan={1:0}, atanlo_atan={-2:0}, 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=8589934592, tiny_atan2=1/1000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000, x=8589934605, y=8589934603, zero_atan2=0] - StatisticsResult: Ultimate Automizer benchmark data CFG has 6 procedures, 101 locations, 1 error locations. UNSAFE Result, 0.7s OverallTime, 2 OverallIterations, 1 TraceHistogramMax, 0.0s AutomataDifference, 0.0s DeadEndRemovalTime, 0.0s HoareAnnotationTime, HoareTripleCheckerStatistics: 140 SDtfs, 0 SDslu, 0 SDs, 0 SdLazy, 0 SolverSat, 0 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 0.0s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 2 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=101occurred 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, 1 MinimizatonAttempts, 0 StatesRemovedByMinimization, 0 NontrivialMinimizations, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TraceCheckStatistics: 0.0s SsaConstructionTime, 0.1s SatisfiabilityAnalysisTime, 0.0s InterpolantComputationTime, 38 NumberOfCodeBlocks, 38 NumberOfCodeBlocksAsserted, 2 NumberOfCheckSat, 17 ConstructedInterpolants, 0 QuantifiedInterpolants, 289 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 1 InterpolantComputations, 1 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...