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_0663b.c -------------------------------------------------------------------------------- This is Ultimate 0.1.24-112bae1 [2019-09-08 01:20:04,472 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-09-08 01:20:04,474 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-09-08 01:20:04,486 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... 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[2019-09-08 01:20:04,500 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-09-08 01:20:04,501 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-09-08 01:20:04,502 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-09-08 01:20:04,503 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-09-08 01:20:04,503 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-09-08 01:20:04,504 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-09-08 01:20:04,506 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-09-08 01:20:04,509 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-09-08 01:20:04,510 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-09-08 01:20:04,512 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-09-08 01:20:04,513 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-09-08 01:20:04,514 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-09-08 01:20:04,516 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... 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[2019-09-08 01:20:04,520 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-09-08 01:20:04,521 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-09-08 01:20:04,521 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-09-08 01:20:04,522 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-09-08 01:20:04,523 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-09-08 01:20:04,524 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-09-08 01:20:04,524 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-09-08 01:20:04,525 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-09-08 01:20:04,525 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-09-08 01:20:04,526 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-09-08 01:20:04,526 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-09-08 01:20:04,527 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 01:20:04,542 INFO L113 SettingsManager]: Loading preferences was successful [2019-09-08 01:20:04,542 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-09-08 01:20:04,543 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-09-08 01:20:04,544 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-09-08 01:20:04,544 INFO L138 SettingsManager]: * Use SBE=true [2019-09-08 01:20:04,544 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-09-08 01:20:04,544 INFO L138 SettingsManager]: * sizeof long=4 [2019-09-08 01:20:04,545 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-09-08 01:20:04,545 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-09-08 01:20:04,545 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-09-08 01:20:04,545 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-09-08 01:20:04,545 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-09-08 01:20:04,546 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-09-08 01:20:04,546 INFO L138 SettingsManager]: * sizeof long double=12 [2019-09-08 01:20:04,546 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-09-08 01:20:04,546 INFO L138 SettingsManager]: * Use constant arrays=true [2019-09-08 01:20:04,546 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-09-08 01:20:04,547 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-09-08 01:20:04,547 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-09-08 01:20:04,547 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-09-08 01:20:04,547 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-09-08 01:20:04,547 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-09-08 01:20:04,548 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-09-08 01:20:04,548 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-09-08 01:20:04,548 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-09-08 01:20:04,548 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-09-08 01:20:04,549 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-09-08 01:20:04,549 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-09-08 01:20:04,549 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-09-08 01:20:04,579 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-09-08 01:20:04,591 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-09-08 01:20:04,595 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-09-08 01:20:04,597 INFO L271 PluginConnector]: Initializing CDTParser... [2019-09-08 01:20:04,597 INFO L275 PluginConnector]: CDTParser initialized [2019-09-08 01:20:04,598 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/float-newlib/double_req_bl_0663b.c [2019-09-08 01:20:04,660 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/190771a9a/fb34e7f189a84fc484b64ac76f38d5d0/FLAGa1893d5db [2019-09-08 01:20:05,146 INFO L306 CDTParser]: Found 1 translation units. [2019-09-08 01:20:05,148 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/float-newlib/double_req_bl_0663b.c [2019-09-08 01:20:05,160 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/190771a9a/fb34e7f189a84fc484b64ac76f38d5d0/FLAGa1893d5db [2019-09-08 01:20:05,502 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/190771a9a/fb34e7f189a84fc484b64ac76f38d5d0 [2019-09-08 01:20:05,512 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-09-08 01:20:05,514 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-09-08 01:20:05,515 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-09-08 01:20:05,515 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-09-08 01:20:05,519 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-09-08 01:20:05,520 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.09 01:20:05" (1/1) ... [2019-09-08 01:20:05,523 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1ca065a8 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.09 01:20:05, skipping insertion in model container [2019-09-08 01:20:05,523 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.09 01:20:05" (1/1) ... [2019-09-08 01:20:05,531 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-09-08 01:20:05,561 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-09-08 01:20:05,894 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-08 01:20:05,903 INFO L188 MainTranslator]: Completed pre-run [2019-09-08 01:20:05,970 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-08 01:20:06,009 INFO L192 MainTranslator]: Completed translation [2019-09-08 01:20:06,009 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.09 01:20:06 WrapperNode [2019-09-08 01:20:06,010 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-09-08 01:20:06,010 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-09-08 01:20:06,011 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-09-08 01:20:06,011 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-09-08 01:20:06,026 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.09 01:20:06" (1/1) ... [2019-09-08 01:20:06,026 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.09 01:20:06" (1/1) ... [2019-09-08 01:20:06,053 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.09 01:20:06" (1/1) ... [2019-09-08 01:20:06,054 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.09 01:20:06" (1/1) ... [2019-09-08 01:20:06,091 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.09 01:20:06" (1/1) ... [2019-09-08 01:20:06,114 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.09 01:20:06" (1/1) ... [2019-09-08 01:20:06,120 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.09 01:20:06" (1/1) ... [2019-09-08 01:20:06,128 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-09-08 01:20:06,128 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-09-08 01:20:06,128 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-09-08 01:20:06,129 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-09-08 01:20:06,130 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.09 01:20:06" (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 01:20:06,186 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-09-08 01:20:06,186 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-09-08 01:20:06,187 INFO L138 BoogieDeclarations]: Found implementation of procedure fabs_double [2019-09-08 01:20:06,187 INFO L138 BoogieDeclarations]: Found implementation of procedure atan_double [2019-09-08 01:20:06,187 INFO L138 BoogieDeclarations]: Found implementation of procedure __ieee754_atan2 [2019-09-08 01:20:06,187 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-09-08 01:20:06,187 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2019-09-08 01:20:06,188 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_double [2019-09-08 01:20:06,188 INFO L130 BoogieDeclarations]: Found specification of procedure fabs_double [2019-09-08 01:20:06,188 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-09-08 01:20:06,188 INFO L130 BoogieDeclarations]: Found specification of procedure write~real [2019-09-08 01:20:06,188 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2019-09-08 01:20:06,188 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2019-09-08 01:20:06,189 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2019-09-08 01:20:06,189 INFO L130 BoogieDeclarations]: Found specification of procedure read~real [2019-09-08 01:20:06,189 INFO L130 BoogieDeclarations]: Found specification of procedure atan_double [2019-09-08 01:20:06,189 INFO L130 BoogieDeclarations]: Found specification of procedure __ieee754_atan2 [2019-09-08 01:20:06,189 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-09-08 01:20:06,190 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-09-08 01:20:06,190 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~real [2019-09-08 01:20:06,190 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-09-08 01:20:06,928 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-09-08 01:20:06,928 INFO L283 CfgBuilder]: Removed 16 assume(true) statements. [2019-09-08 01:20:06,930 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.09 01:20:06 BoogieIcfgContainer [2019-09-08 01:20:06,930 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-09-08 01:20:06,931 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2019-09-08 01:20:06,931 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2019-09-08 01:20:06,935 INFO L275 PluginConnector]: TraceAbstraction initialized [2019-09-08 01:20:06,935 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 08.09 01:20:05" (1/3) ... [2019-09-08 01:20:06,936 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@71bb46d3 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 08.09 01:20:06, skipping insertion in model container [2019-09-08 01:20:06,936 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.09 01:20:06" (2/3) ... [2019-09-08 01:20:06,937 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@71bb46d3 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 08.09 01:20:06, skipping insertion in model container [2019-09-08 01:20:06,937 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.09 01:20:06" (3/3) ... [2019-09-08 01:20:06,939 INFO L109 eAbstractionObserver]: Analyzing ICFG double_req_bl_0663b.c [2019-09-08 01:20:06,949 INFO L152 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2019-09-08 01:20:06,958 INFO L164 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2019-09-08 01:20:06,976 INFO L252 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2019-09-08 01:20:07,010 INFO L128 ementStrategyFactory]: Using default assertion order modulation [2019-09-08 01:20:07,011 INFO L377 AbstractCegarLoop]: Interprodecural is true [2019-09-08 01:20:07,011 INFO L378 AbstractCegarLoop]: Hoare is true [2019-09-08 01:20:07,011 INFO L379 AbstractCegarLoop]: Compute interpolants for FPandBP [2019-09-08 01:20:07,012 INFO L380 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2019-09-08 01:20:07,012 INFO L381 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2019-09-08 01:20:07,012 INFO L382 AbstractCegarLoop]: Difference is false [2019-09-08 01:20:07,012 INFO L383 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2019-09-08 01:20:07,012 INFO L388 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2019-09-08 01:20:07,032 INFO L276 IsEmpty]: Start isEmpty. Operand 103 states. [2019-09-08 01:20:07,038 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2019-09-08 01:20:07,039 INFO L391 BasicCegarLoop]: Found error trace [2019-09-08 01:20:07,040 INFO L399 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-09-08 01:20:07,042 INFO L418 AbstractCegarLoop]: === Iteration 1 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-09-08 01:20:07,047 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-09-08 01:20:07,047 INFO L82 PathProgramCache]: Analyzing trace with hash -1380022172, now seen corresponding path program 1 times [2019-09-08 01:20:07,049 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2019-09-08 01:20:07,049 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2019-09-08 01:20:07,097 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-08 01:20:07,098 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-09-08 01:20:07,098 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-08 01:20:07,166 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-09-08 01:20:07,223 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 01:20:07,225 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-09-08 01:20:07,226 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2019-09-08 01:20:07,229 INFO L454 AbstractCegarLoop]: Interpolant automaton has 2 states [2019-09-08 01:20:07,242 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2019-09-08 01:20:07,243 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2019-09-08 01:20:07,245 INFO L87 Difference]: Start difference. First operand 103 states. Second operand 2 states. [2019-09-08 01:20:07,285 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-09-08 01:20:07,286 INFO L93 Difference]: Finished difference Result 197 states and 314 transitions. [2019-09-08 01:20:07,286 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2019-09-08 01:20:07,287 INFO L78 Accepts]: Start accepts. Automaton has 2 states. Word has length 19 [2019-09-08 01:20:07,287 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-09-08 01:20:07,300 INFO L225 Difference]: With dead ends: 197 [2019-09-08 01:20:07,300 INFO L226 Difference]: Without dead ends: 98 [2019-09-08 01:20:07,305 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 01:20:07,321 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 98 states. [2019-09-08 01:20:07,359 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 98 to 98. [2019-09-08 01:20:07,361 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 98 states. [2019-09-08 01:20:07,364 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 98 states to 98 states and 137 transitions. [2019-09-08 01:20:07,366 INFO L78 Accepts]: Start accepts. Automaton has 98 states and 137 transitions. Word has length 19 [2019-09-08 01:20:07,366 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-09-08 01:20:07,366 INFO L475 AbstractCegarLoop]: Abstraction has 98 states and 137 transitions. [2019-09-08 01:20:07,367 INFO L476 AbstractCegarLoop]: Interpolant automaton has 2 states. [2019-09-08 01:20:07,367 INFO L276 IsEmpty]: Start isEmpty. Operand 98 states and 137 transitions. [2019-09-08 01:20:07,368 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2019-09-08 01:20:07,368 INFO L391 BasicCegarLoop]: Found error trace [2019-09-08 01:20:07,368 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] [2019-09-08 01:20:07,369 INFO L418 AbstractCegarLoop]: === Iteration 2 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-09-08 01:20:07,369 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-09-08 01:20:07,369 INFO L82 PathProgramCache]: Analyzing trace with hash 959017453, now seen corresponding path program 1 times [2019-09-08 01:20:07,370 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2019-09-08 01:20:07,370 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2019-09-08 01:20:07,371 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-08 01:20:07,371 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-09-08 01:20:07,371 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-08 01:20:07,511 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-09-08 01:20:07,621 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-09-08 01:20:07,674 INFO L466 BasicCegarLoop]: Counterexample might be feasible [2019-09-08 01:20:07,704 WARN L1298 BoogieBacktranslator]: Unfinished Backtranslation: IntegerLiteral 4294967306 could not be translated for associated CType ARRAY#_11_~DOUBLE# [2019-09-08 01:20:07,705 WARN L1298 BoogieBacktranslator]: Unfinished Backtranslation: IntegerLiteral 4294967310 could not be translated for associated CType ARRAY#_11_~DOUBLE# [2019-09-08 01:20:07,706 WARN L1298 BoogieBacktranslator]: Unfinished Backtranslation: IntegerLiteral 4294967325 could not be translated for associated CType ARRAY#_4_~DOUBLE# [2019-09-08 01:20:07,706 WARN L1298 BoogieBacktranslator]: Unfinished Backtranslation: IntegerLiteral 4294967314 could not be translated for associated CType ARRAY#_4_~DOUBLE# [2019-09-08 01:20:07,706 WARN L1298 BoogieBacktranslator]: Unfinished Backtranslation: IntegerLiteral 4294967308 could not be translated for associated CType ARRAY#_4_~DOUBLE# [2019-09-08 01:20:07,706 WARN L1298 BoogieBacktranslator]: Unfinished Backtranslation: IntegerLiteral 4294967301 could not be translated for associated CType ARRAY#_4_~DOUBLE# [2019-09-08 01:20:07,723 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 08.09 01:20:07 BoogieIcfgContainer [2019-09-08 01:20:07,724 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2019-09-08 01:20:07,726 INFO L168 Benchmark]: Toolchain (without parser) took 2211.93 ms. Allocated memory was 133.7 MB in the beginning and 201.3 MB in the end (delta: 67.6 MB). Free memory was 88.5 MB in the beginning and 85.5 MB in the end (delta: 3.0 MB). Peak memory consumption was 70.6 MB. Max. memory is 7.1 GB. [2019-09-08 01:20:07,727 INFO L168 Benchmark]: CDTParser took 0.23 ms. Allocated memory is still 133.7 MB. Free memory was 106.7 MB in the beginning and 106.5 MB in the end (delta: 209.7 kB). Peak memory consumption was 209.7 kB. Max. memory is 7.1 GB. [2019-09-08 01:20:07,728 INFO L168 Benchmark]: CACSL2BoogieTranslator took 495.06 ms. Allocated memory was 133.7 MB in the beginning and 201.3 MB in the end (delta: 67.6 MB). Free memory was 88.3 MB in the beginning and 172.5 MB in the end (delta: -84.2 MB). Peak memory consumption was 25.6 MB. Max. memory is 7.1 GB. [2019-09-08 01:20:07,729 INFO L168 Benchmark]: Boogie Preprocessor took 117.52 ms. Allocated memory is still 201.3 MB. Free memory was 172.5 MB in the beginning and 169.5 MB in the end (delta: 3.0 MB). Peak memory consumption was 3.0 MB. Max. memory is 7.1 GB. [2019-09-08 01:20:07,730 INFO L168 Benchmark]: RCFGBuilder took 801.96 ms. Allocated memory is still 201.3 MB. Free memory was 169.5 MB in the beginning and 127.2 MB in the end (delta: 42.2 MB). Peak memory consumption was 42.2 MB. Max. memory is 7.1 GB. [2019-09-08 01:20:07,731 INFO L168 Benchmark]: TraceAbstraction took 792.61 ms. Allocated memory is still 201.3 MB. Free memory was 127.2 MB in the beginning and 85.5 MB in the end (delta: 41.8 MB). Peak memory consumption was 41.8 MB. Max. memory is 7.1 GB. [2019-09-08 01:20:07,734 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 106.7 MB in the beginning and 106.5 MB in the end (delta: 209.7 kB). Peak memory consumption was 209.7 kB. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 495.06 ms. Allocated memory was 133.7 MB in the beginning and 201.3 MB in the end (delta: 67.6 MB). Free memory was 88.3 MB in the beginning and 172.5 MB in the end (delta: -84.2 MB). Peak memory consumption was 25.6 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 117.52 ms. Allocated memory is still 201.3 MB. Free memory was 172.5 MB in the beginning and 169.5 MB in the end (delta: 3.0 MB). Peak memory consumption was 3.0 MB. Max. memory is 7.1 GB. * RCFGBuilder took 801.96 ms. Allocated memory is still 201.3 MB. Free memory was 169.5 MB in the beginning and 127.2 MB in the end (delta: 42.2 MB). Peak memory consumption was 42.2 MB. Max. memory is 7.1 GB. * TraceAbstraction took 792.61 ms. Allocated memory is still 201.3 MB. Free memory was 127.2 MB in the beginning and 85.5 MB in the end (delta: 41.8 MB). Peak memory consumption was 41.8 MB. Max. memory is 7.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IntegerLiteral 4294967306 could not be translated for associated CType ARRAY#_11_~DOUBLE# - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IntegerLiteral 4294967310 could not be translated for associated CType ARRAY#_11_~DOUBLE# - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IntegerLiteral 4294967325 could not be translated for associated CType ARRAY#_4_~DOUBLE# - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IntegerLiteral 4294967314 could not be translated for associated CType ARRAY#_4_~DOUBLE# - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IntegerLiteral 4294967308 could not be translated for associated CType ARRAY#_4_~DOUBLE# - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IntegerLiteral 4294967301 could not be translated for associated CType ARRAY#_4_~DOUBLE# * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - UnprovableResult [Line: 260]: 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 bitwiseAnd at line 160, overapproximation of someBinaryArithmeticDOUBLEoperation at line 163, overapproximation of someBinaryDOUBLEComparisonOperation at line 259. 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)=4294967322, \old(one_atan)=4294967311, \old(pi)=4294967317, \old(pi_lo_atan2)=4294967309, \old(pi_o_2)=4294967300, \old(pi_o_4)=4294967313, \old(tiny_atan2)=4294967324, \old(zero_atan2)=4294967305, 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] [L251] double x = 0.0; [L252] double y = __VERIFIER_nondet_double(); [L254] COND TRUE y > 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, x=0, y=4294967323, zero_atan2=0] [L256] CALL, EXPR __ieee754_atan2(y, x) VAL [\old(x)=0, \old(y)=4294967323, 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)=0, \old(y)=4294967323, 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=0, y=4294967323, 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)=0, \old(y)=4294967323, aT_atan={-3:0}, atanhi_atan={1:0}, atanlo_atan={-2:0}, huge_atan=1000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000, hx=1, lx=4294967318, 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=0, y=4294967323, 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)=0, \old(y)=4294967323, aT_atan={-3:0}, atanhi_atan={1:0}, atanlo_atan={-2:0}, huge_atan=1000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000, hx=1, hy=3, lx=4294967318, ly=4294967302, 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=0, y=4294967323, zero_atan2=0] [L161-L162] COND TRUE ((ix | ((lx | -lx) >> 31)) > 0x7ff00000) || ((iy | ((ly | -ly) >> 31)) > 0x7ff00000) [L163] return x + y; VAL [\old(x)=0, \old(y)=4294967323, aT_atan={-3:0}, atanhi_atan={1:0}, atanlo_atan={-2:0}, huge_atan=1000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000, hx=1, hy=3, lx=4294967318, ly=4294967302, 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=0, y=4294967323, zero_atan2=0] [L256] RET, EXPR __ieee754_atan2(y, x) VAL [__ieee754_atan2(y, x)=4294967316, 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=0, y=4294967323, zero_atan2=0] [L256] double res = __ieee754_atan2(y, x); [L259] COND TRUE res != pi_o_2 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=4294967316, tiny_atan2=1/1000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000, x=0, y=4294967323, zero_atan2=0] [L260] __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=4294967316, tiny_atan2=1/1000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000, x=0, y=4294967323, zero_atan2=0] - StatisticsResult: Ultimate Automizer benchmark data CFG has 6 procedures, 103 locations, 1 error locations. UNSAFE Result, 0.7s OverallTime, 2 OverallIterations, 1 TraceHistogramMax, 0.0s AutomataDifference, 0.0s DeadEndRemovalTime, 0.0s HoareAnnotationTime, HoareTripleCheckerStatistics: 143 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=103occurred 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, 40 NumberOfCodeBlocks, 40 NumberOfCodeBlocksAsserted, 2 NumberOfCheckSat, 18 ConstructedInterpolants, 0 QuantifiedInterpolants, 324 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...