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_0686a.c -------------------------------------------------------------------------------- This is Ultimate 0.1.24-112bae1 [2019-09-08 01:20:22,044 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-09-08 01:20:22,046 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-09-08 01:20:22,064 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... 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[2019-09-08 01:20:22,074 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-09-08 01:20:22,075 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-09-08 01:20:22,076 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-09-08 01:20:22,077 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-09-08 01:20:22,078 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-09-08 01:20:22,079 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-09-08 01:20:22,080 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-09-08 01:20:22,083 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-09-08 01:20:22,084 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-09-08 01:20:22,085 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-09-08 01:20:22,087 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-09-08 01:20:22,087 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-09-08 01:20:22,090 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... 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[2019-09-08 01:20:22,094 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-09-08 01:20:22,095 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-09-08 01:20:22,095 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-09-08 01:20:22,096 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-09-08 01:20:22,097 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-09-08 01:20:22,097 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-09-08 01:20:22,098 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-09-08 01:20:22,098 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-09-08 01:20:22,098 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-09-08 01:20:22,099 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-09-08 01:20:22,100 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-09-08 01:20:22,101 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 01:20:22,115 INFO L113 SettingsManager]: Loading preferences was successful [2019-09-08 01:20:22,116 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-09-08 01:20:22,117 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-09-08 01:20:22,117 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-09-08 01:20:22,117 INFO L138 SettingsManager]: * Use SBE=true [2019-09-08 01:20:22,118 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-09-08 01:20:22,118 INFO L138 SettingsManager]: * sizeof long=4 [2019-09-08 01:20:22,118 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-09-08 01:20:22,118 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-09-08 01:20:22,119 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-09-08 01:20:22,119 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-09-08 01:20:22,119 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-09-08 01:20:22,119 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-09-08 01:20:22,119 INFO L138 SettingsManager]: * sizeof long double=12 [2019-09-08 01:20:22,120 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-09-08 01:20:22,120 INFO L138 SettingsManager]: * Use constant arrays=true [2019-09-08 01:20:22,120 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-09-08 01:20:22,120 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-09-08 01:20:22,120 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-09-08 01:20:22,121 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-09-08 01:20:22,121 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-09-08 01:20:22,121 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-09-08 01:20:22,121 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-09-08 01:20:22,122 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-09-08 01:20:22,122 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-09-08 01:20:22,122 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-09-08 01:20:22,122 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-09-08 01:20:22,122 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-09-08 01:20:22,123 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-09-08 01:20:22,151 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-09-08 01:20:22,168 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-09-08 01:20:22,171 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-09-08 01:20:22,173 INFO L271 PluginConnector]: Initializing CDTParser... [2019-09-08 01:20:22,174 INFO L275 PluginConnector]: CDTParser initialized [2019-09-08 01:20:22,174 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/float-newlib/double_req_bl_0686a.c [2019-09-08 01:20:22,251 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/079e96ee5/a1d9a52cfea243e98bff6dce3bd18f0c/FLAG0addd3f50 [2019-09-08 01:20:22,734 INFO L306 CDTParser]: Found 1 translation units. [2019-09-08 01:20:22,736 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/float-newlib/double_req_bl_0686a.c [2019-09-08 01:20:22,745 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/079e96ee5/a1d9a52cfea243e98bff6dce3bd18f0c/FLAG0addd3f50 [2019-09-08 01:20:23,095 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/079e96ee5/a1d9a52cfea243e98bff6dce3bd18f0c [2019-09-08 01:20:23,106 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-09-08 01:20:23,107 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-09-08 01:20:23,110 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-09-08 01:20:23,110 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-09-08 01:20:23,114 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-09-08 01:20:23,115 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.09 01:20:23" (1/1) ... [2019-09-08 01:20:23,117 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@72658e32 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 01:20:23,117 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.09 01:20:23" (1/1) ... [2019-09-08 01:20:23,123 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-09-08 01:20:23,161 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-09-08 01:20:23,665 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-08 01:20:23,672 INFO L188 MainTranslator]: Completed pre-run [2019-09-08 01:20:23,729 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-08 01:20:23,765 INFO L192 MainTranslator]: Completed translation [2019-09-08 01:20:23,766 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.09 01:20:23 WrapperNode [2019-09-08 01:20:23,766 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-09-08 01:20:23,767 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-09-08 01:20:23,767 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-09-08 01:20:23,767 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-09-08 01:20:23,782 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 01:20:23,782 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 01:20:23,800 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 01:20:23,801 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 01:20:23,827 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 01:20:23,838 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 01:20:23,842 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 01:20:23,847 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-09-08 01:20:23,848 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-09-08 01:20:23,848 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-09-08 01:20:23,848 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-09-08 01:20:23,849 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 01:20:23,905 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-09-08 01:20:23,906 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-09-08 01:20:23,906 INFO L138 BoogieDeclarations]: Found implementation of procedure fabs_double [2019-09-08 01:20:23,906 INFO L138 BoogieDeclarations]: Found implementation of procedure atan_double [2019-09-08 01:20:23,906 INFO L138 BoogieDeclarations]: Found implementation of procedure __ieee754_atan2 [2019-09-08 01:20:23,906 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-09-08 01:20:23,906 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2019-09-08 01:20:23,907 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_double [2019-09-08 01:20:23,907 INFO L130 BoogieDeclarations]: Found specification of procedure fabs_double [2019-09-08 01:20:23,907 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-09-08 01:20:23,907 INFO L130 BoogieDeclarations]: Found specification of procedure write~real [2019-09-08 01:20:23,907 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2019-09-08 01:20:23,907 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2019-09-08 01:20:23,908 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2019-09-08 01:20:23,908 INFO L130 BoogieDeclarations]: Found specification of procedure read~real [2019-09-08 01:20:23,908 INFO L130 BoogieDeclarations]: Found specification of procedure atan_double [2019-09-08 01:20:23,908 INFO L130 BoogieDeclarations]: Found specification of procedure __ieee754_atan2 [2019-09-08 01:20:23,908 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-09-08 01:20:23,908 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-09-08 01:20:23,909 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~real [2019-09-08 01:20:23,909 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-09-08 01:20:24,660 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-09-08 01:20:24,660 INFO L283 CfgBuilder]: Removed 16 assume(true) statements. [2019-09-08 01:20:24,662 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.09 01:20:24 BoogieIcfgContainer [2019-09-08 01:20:24,662 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-09-08 01:20:24,663 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2019-09-08 01:20:24,663 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2019-09-08 01:20:24,667 INFO L275 PluginConnector]: TraceAbstraction initialized [2019-09-08 01:20:24,667 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 08.09 01:20:23" (1/3) ... [2019-09-08 01:20:24,668 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@1d3e3492 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 01:20:24,668 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 01:20:24,669 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@1d3e3492 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 01:20:24,669 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 01:20:24,671 INFO L109 eAbstractionObserver]: Analyzing ICFG double_req_bl_0686a.c [2019-09-08 01:20:24,681 INFO L152 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2019-09-08 01:20:24,690 INFO L164 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2019-09-08 01:20:24,706 INFO L252 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2019-09-08 01:20:24,736 INFO L128 ementStrategyFactory]: Using default assertion order modulation [2019-09-08 01:20:24,736 INFO L377 AbstractCegarLoop]: Interprodecural is true [2019-09-08 01:20:24,736 INFO L378 AbstractCegarLoop]: Hoare is true [2019-09-08 01:20:24,737 INFO L379 AbstractCegarLoop]: Compute interpolants for FPandBP [2019-09-08 01:20:24,737 INFO L380 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2019-09-08 01:20:24,737 INFO L381 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2019-09-08 01:20:24,737 INFO L382 AbstractCegarLoop]: Difference is false [2019-09-08 01:20:24,737 INFO L383 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2019-09-08 01:20:24,738 INFO L388 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2019-09-08 01:20:24,757 INFO L276 IsEmpty]: Start isEmpty. Operand 101 states. [2019-09-08 01:20:24,764 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2019-09-08 01:20:24,764 INFO L391 BasicCegarLoop]: Found error trace [2019-09-08 01:20:24,765 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 01:20:24,768 INFO L418 AbstractCegarLoop]: === Iteration 1 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-09-08 01:20:24,774 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-09-08 01:20:24,774 INFO L82 PathProgramCache]: Analyzing trace with hash 947216650, now seen corresponding path program 1 times [2019-09-08 01:20:24,777 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2019-09-08 01:20:24,778 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2019-09-08 01:20:24,827 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-08 01:20:24,828 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-09-08 01:20:24,828 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-08 01:20:24,890 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-09-08 01:20:24,953 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 01:20:24,956 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-09-08 01:20:24,957 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2019-09-08 01:20:24,960 INFO L454 AbstractCegarLoop]: Interpolant automaton has 2 states [2019-09-08 01:20:24,978 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2019-09-08 01:20:24,979 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2019-09-08 01:20:24,981 INFO L87 Difference]: Start difference. First operand 101 states. Second operand 2 states. [2019-09-08 01:20:25,028 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-09-08 01:20:25,029 INFO L93 Difference]: Finished difference Result 194 states and 310 transitions. [2019-09-08 01:20:25,029 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2019-09-08 01:20:25,030 INFO L78 Accepts]: Start accepts. Automaton has 2 states. Word has length 18 [2019-09-08 01:20:25,031 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-09-08 01:20:25,040 INFO L225 Difference]: With dead ends: 194 [2019-09-08 01:20:25,040 INFO L226 Difference]: Without dead ends: 97 [2019-09-08 01:20:25,044 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 01:20:25,061 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 97 states. [2019-09-08 01:20:25,109 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 97 to 97. [2019-09-08 01:20:25,110 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 97 states. [2019-09-08 01:20:25,114 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 97 states to 97 states and 136 transitions. [2019-09-08 01:20:25,116 INFO L78 Accepts]: Start accepts. Automaton has 97 states and 136 transitions. Word has length 18 [2019-09-08 01:20:25,116 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-09-08 01:20:25,117 INFO L475 AbstractCegarLoop]: Abstraction has 97 states and 136 transitions. [2019-09-08 01:20:25,117 INFO L476 AbstractCegarLoop]: Interpolant automaton has 2 states. [2019-09-08 01:20:25,117 INFO L276 IsEmpty]: Start isEmpty. Operand 97 states and 136 transitions. [2019-09-08 01:20:25,118 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2019-09-08 01:20:25,118 INFO L391 BasicCegarLoop]: Found error trace [2019-09-08 01:20:25,118 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 01:20:25,119 INFO L418 AbstractCegarLoop]: === Iteration 2 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-09-08 01:20:25,119 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-09-08 01:20:25,119 INFO L82 PathProgramCache]: Analyzing trace with hash -246249165, now seen corresponding path program 1 times [2019-09-08 01:20:25,119 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2019-09-08 01:20:25,119 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2019-09-08 01:20:25,121 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-08 01:20:25,121 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-09-08 01:20:25,121 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-08 01:20:25,268 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-09-08 01:20:25,363 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-09-08 01:20:25,407 INFO L466 BasicCegarLoop]: Counterexample might be feasible [2019-09-08 01:20:25,457 WARN L1298 BoogieBacktranslator]: Unfinished Backtranslation: IntegerLiteral 8589934614 could not be translated for associated CType ARRAY#_4_~DOUBLE# [2019-09-08 01:20:25,458 WARN L1298 BoogieBacktranslator]: Unfinished Backtranslation: IntegerLiteral 8589934604 could not be translated for associated CType ARRAY#_4_~DOUBLE# [2019-09-08 01:20:25,459 WARN L1298 BoogieBacktranslator]: Unfinished Backtranslation: IntegerLiteral 8589934599 could not be translated for associated CType ARRAY#_11_~DOUBLE# [2019-09-08 01:20:25,459 WARN L1298 BoogieBacktranslator]: Unfinished Backtranslation: IntegerLiteral 8589934596 could not be translated for associated CType ARRAY#_11_~DOUBLE# [2019-09-08 01:20:25,459 WARN L1298 BoogieBacktranslator]: Unfinished Backtranslation: IntegerLiteral 8589934593 could not be translated for associated CType ARRAY#_4_~DOUBLE# [2019-09-08 01:20:25,460 WARN L1298 BoogieBacktranslator]: Unfinished Backtranslation: IntegerLiteral 8589934597 could not be translated for associated CType ARRAY#_4_~DOUBLE# [2019-09-08 01:20:25,485 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 08.09 01:20:25 BoogieIcfgContainer [2019-09-08 01:20:25,486 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2019-09-08 01:20:25,489 INFO L168 Benchmark]: Toolchain (without parser) took 2380.47 ms. Allocated memory was 132.6 MB in the beginning and 201.9 MB in the end (delta: 69.2 MB). Free memory was 88.1 MB in the beginning and 85.5 MB in the end (delta: 2.6 MB). Peak memory consumption was 71.8 MB. Max. memory is 7.1 GB. [2019-09-08 01:20:25,490 INFO L168 Benchmark]: CDTParser took 0.34 ms. Allocated memory is still 132.6 MB. Free memory is still 106.8 MB. There was no memory consumed. Max. memory is 7.1 GB. [2019-09-08 01:20:25,491 INFO L168 Benchmark]: CACSL2BoogieTranslator took 656.32 ms. Allocated memory was 132.6 MB in the beginning and 201.9 MB in the end (delta: 69.2 MB). Free memory was 88.1 MB in the beginning and 172.2 MB in the end (delta: -84.1 MB). Peak memory consumption was 24.6 MB. Max. memory is 7.1 GB. [2019-09-08 01:20:25,493 INFO L168 Benchmark]: Boogie Preprocessor took 80.43 ms. Allocated memory is still 201.9 MB. Free memory was 172.2 MB in the beginning and 168.6 MB in the end (delta: 3.6 MB). Peak memory consumption was 3.6 MB. Max. memory is 7.1 GB. [2019-09-08 01:20:25,495 INFO L168 Benchmark]: RCFGBuilder took 814.28 ms. Allocated memory is still 201.9 MB. Free memory was 168.6 MB in the beginning and 127.5 MB in the end (delta: 41.1 MB). Peak memory consumption was 41.1 MB. Max. memory is 7.1 GB. [2019-09-08 01:20:25,496 INFO L168 Benchmark]: TraceAbstraction took 822.92 ms. Allocated memory is still 201.9 MB. Free memory was 127.5 MB in the beginning and 85.5 MB in the end (delta: 41.9 MB). Peak memory consumption was 41.9 MB. Max. memory is 7.1 GB. [2019-09-08 01:20:25,508 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.34 ms. Allocated memory is still 132.6 MB. Free memory is still 106.8 MB. There was no memory consumed. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 656.32 ms. Allocated memory was 132.6 MB in the beginning and 201.9 MB in the end (delta: 69.2 MB). Free memory was 88.1 MB in the beginning and 172.2 MB in the end (delta: -84.1 MB). Peak memory consumption was 24.6 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 80.43 ms. Allocated memory is still 201.9 MB. Free memory was 172.2 MB in the beginning and 168.6 MB in the end (delta: 3.6 MB). Peak memory consumption was 3.6 MB. Max. memory is 7.1 GB. * RCFGBuilder took 814.28 ms. Allocated memory is still 201.9 MB. Free memory was 168.6 MB in the beginning and 127.5 MB in the end (delta: 41.1 MB). Peak memory consumption was 41.1 MB. Max. memory is 7.1 GB. * TraceAbstraction took 822.92 ms. Allocated memory is still 201.9 MB. Free memory was 127.5 MB in the beginning and 85.5 MB in the end (delta: 41.9 MB). Peak memory consumption was 41.9 MB. Max. memory is 7.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IntegerLiteral 8589934614 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 8589934599 could not be translated for associated CType ARRAY#_11_~DOUBLE# - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IntegerLiteral 8589934596 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# * 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...