./Ultimate.py --spec /storage/repos/svcomp/c/properties/unreach-call.prp --file /storage/repos/svcomp/c/float-newlib/float_req_bl_0670_true-unreach-call.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 0ed9222f Calling Ultimate with: java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx12G -Xms1G -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i /storage/repos/svcomp/c/float-newlib/float_req_bl_0670_true-unreach-call.c -s /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(__VERIFIER_error())) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash c6b275d471d235c565842a02c594b024c1203d73 ................................................................................................................................................................................................................................................................................................................. Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis Calling Ultimate with: java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx12G -Xms1G -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i /storage/repos/svcomp/c/float-newlib/float_req_bl_0670_true-unreach-call.c -s /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(__VERIFIER_error())) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash c6b275d471d235c565842a02c594b024c1203d73 ............................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................ Execution finished normally Writing output log to file Ultimate.log Result: TRUE --- Real Ultimate output --- This is Ultimate 0.1.24-0ed9222-m [2019-01-12 09:12:18,917 INFO L170 SettingsManager]: Resetting all preferences to default values... [2019-01-12 09:12:18,922 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2019-01-12 09:12:18,938 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-01-12 09:12:18,940 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-01-12 09:12:18,941 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-01-12 09:12:18,945 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-01-12 09:12:18,947 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2019-01-12 09:12:18,950 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-01-12 09:12:18,953 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-01-12 09:12:18,956 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-01-12 09:12:18,957 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-01-12 09:12:18,958 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-01-12 09:12:18,960 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-01-12 09:12:18,963 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-01-12 09:12:18,963 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-01-12 09:12:18,970 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-01-12 09:12:18,975 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-01-12 09:12:18,978 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2019-01-12 09:12:18,983 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-01-12 09:12:18,985 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-01-12 09:12:18,988 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-01-12 09:12:18,992 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-01-12 09:12:18,995 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-01-12 09:12:18,995 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-01-12 09:12:18,996 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-01-12 09:12:18,997 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-01-12 09:12:18,998 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-01-12 09:12:19,001 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2019-01-12 09:12:19,002 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-01-12 09:12:19,003 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2019-01-12 09:12:19,003 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-01-12 09:12:19,003 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-01-12 09:12:19,003 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2019-01-12 09:12:19,006 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2019-01-12 09:12:19,007 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2019-01-12 09:12:19,008 INFO L98 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-01-12 09:12:19,033 INFO L110 SettingsManager]: Loading preferences was successful [2019-01-12 09:12:19,034 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2019-01-12 09:12:19,035 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-01-12 09:12:19,038 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2019-01-12 09:12:19,038 INFO L133 SettingsManager]: * Use SBE=true [2019-01-12 09:12:19,038 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-01-12 09:12:19,038 INFO L133 SettingsManager]: * sizeof long=4 [2019-01-12 09:12:19,039 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2019-01-12 09:12:19,039 INFO L133 SettingsManager]: * sizeof POINTER=4 [2019-01-12 09:12:19,039 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2019-01-12 09:12:19,039 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-01-12 09:12:19,039 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-01-12 09:12:19,039 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-01-12 09:12:19,039 INFO L133 SettingsManager]: * sizeof long double=12 [2019-01-12 09:12:19,041 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2019-01-12 09:12:19,041 INFO L133 SettingsManager]: * Use constant arrays=true [2019-01-12 09:12:19,042 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-01-12 09:12:19,042 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-01-12 09:12:19,042 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-01-12 09:12:19,042 INFO L133 SettingsManager]: * To the following directory=./dump/ [2019-01-12 09:12:19,042 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2019-01-12 09:12:19,042 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-01-12 09:12:19,043 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-01-12 09:12:19,046 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-01-12 09:12:19,046 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-01-12 09:12:19,047 INFO L133 SettingsManager]: * Trace refinement strategy=CAMEL [2019-01-12 09:12:19,047 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-01-12 09:12:19,047 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-01-12 09:12:19,047 INFO L133 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(__VERIFIER_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> c6b275d471d235c565842a02c594b024c1203d73 [2019-01-12 09:12:19,092 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-01-12 09:12:19,104 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-01-12 09:12:19,109 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-01-12 09:12:19,110 INFO L271 PluginConnector]: Initializing CDTParser... [2019-01-12 09:12:19,111 INFO L276 PluginConnector]: CDTParser initialized [2019-01-12 09:12:19,111 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/svcomp/c/float-newlib/float_req_bl_0670_true-unreach-call.c [2019-01-12 09:12:19,173 INFO L221 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/79f4283b5/3ed07e8eee9e477fb6782bfd446852a6/FLAG70d85349d [2019-01-12 09:12:19,682 INFO L307 CDTParser]: Found 1 translation units. [2019-01-12 09:12:19,683 INFO L161 CDTParser]: Scanning /storage/repos/svcomp/c/float-newlib/float_req_bl_0670_true-unreach-call.c [2019-01-12 09:12:19,694 INFO L355 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/79f4283b5/3ed07e8eee9e477fb6782bfd446852a6/FLAG70d85349d [2019-01-12 09:12:19,983 INFO L363 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/79f4283b5/3ed07e8eee9e477fb6782bfd446852a6 [2019-01-12 09:12:19,987 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-01-12 09:12:19,989 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2019-01-12 09:12:19,990 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-01-12 09:12:19,990 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-01-12 09:12:19,994 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2019-01-12 09:12:19,995 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 12.01 09:12:19" (1/1) ... [2019-01-12 09:12:19,998 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@64b37f12 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.01 09:12:19, skipping insertion in model container [2019-01-12 09:12:19,999 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 12.01 09:12:19" (1/1) ... [2019-01-12 09:12:20,007 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-01-12 09:12:20,054 INFO L176 MainTranslator]: Built tables and reachable declarations [2019-01-12 09:12:20,408 INFO L208 PostProcessor]: Analyzing one entry point: main [2019-01-12 09:12:20,417 INFO L191 MainTranslator]: Completed pre-run [2019-01-12 09:12:20,484 INFO L208 PostProcessor]: Analyzing one entry point: main [2019-01-12 09:12:20,512 INFO L195 MainTranslator]: Completed translation [2019-01-12 09:12:20,512 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.01 09:12:20 WrapperNode [2019-01-12 09:12:20,512 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-01-12 09:12:20,513 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-01-12 09:12:20,513 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-01-12 09:12:20,513 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2019-01-12 09:12:20,587 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.01 09:12:20" (1/1) ... [2019-01-12 09:12:20,616 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.01 09:12:20" (1/1) ... [2019-01-12 09:12:20,668 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-01-12 09:12:20,668 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-01-12 09:12:20,669 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-01-12 09:12:20,669 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2019-01-12 09:12:20,683 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.01 09:12:20" (1/1) ... [2019-01-12 09:12:20,684 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.01 09:12:20" (1/1) ... [2019-01-12 09:12:20,700 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.01 09:12:20" (1/1) ... [2019-01-12 09:12:20,701 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.01 09:12:20" (1/1) ... [2019-01-12 09:12:20,735 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.01 09:12:20" (1/1) ... [2019-01-12 09:12:20,749 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.01 09:12:20" (1/1) ... [2019-01-12 09:12:20,753 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.01 09:12:20" (1/1) ... [2019-01-12 09:12:20,765 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-01-12 09:12:20,766 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-01-12 09:12:20,766 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-01-12 09:12:20,766 INFO L276 PluginConnector]: RCFGBuilder initialized [2019-01-12 09:12:20,768 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.01 09:12:20" (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 [2019-01-12 09:12:20,828 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-01-12 09:12:20,828 INFO L130 BoogieDeclarations]: Found specification of procedure read~real [2019-01-12 09:12:20,829 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2019-01-12 09:12:20,829 INFO L130 BoogieDeclarations]: Found specification of procedure write~real [2019-01-12 09:12:20,829 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-01-12 09:12:20,829 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-01-12 09:12:20,829 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2019-01-12 09:12:20,829 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~real [2019-01-12 09:12:20,830 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2019-01-12 09:12:22,095 INFO L281 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-01-12 09:12:22,095 INFO L286 CfgBuilder]: Removed 46 assue(true) statements. [2019-01-12 09:12:22,098 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 12.01 09:12:22 BoogieIcfgContainer [2019-01-12 09:12:22,098 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-01-12 09:12:22,099 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2019-01-12 09:12:22,099 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2019-01-12 09:12:22,103 INFO L276 PluginConnector]: TraceAbstraction initialized [2019-01-12 09:12:22,103 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 12.01 09:12:19" (1/3) ... [2019-01-12 09:12:22,104 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@510a7156 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 12.01 09:12:22, skipping insertion in model container [2019-01-12 09:12:22,104 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.01 09:12:20" (2/3) ... [2019-01-12 09:12:22,105 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@510a7156 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 12.01 09:12:22, skipping insertion in model container [2019-01-12 09:12:22,105 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 12.01 09:12:22" (3/3) ... [2019-01-12 09:12:22,108 INFO L112 eAbstractionObserver]: Analyzing ICFG float_req_bl_0670_true-unreach-call.c [2019-01-12 09:12:22,118 INFO L156 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2019-01-12 09:12:22,127 INFO L168 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2019-01-12 09:12:22,144 INFO L257 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2019-01-12 09:12:22,174 INFO L133 ementStrategyFactory]: Using default assertion order modulation [2019-01-12 09:12:22,174 INFO L382 AbstractCegarLoop]: Interprodecural is true [2019-01-12 09:12:22,174 INFO L383 AbstractCegarLoop]: Hoare is true [2019-01-12 09:12:22,175 INFO L384 AbstractCegarLoop]: Compute interpolants for FPandBP [2019-01-12 09:12:22,175 INFO L385 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2019-01-12 09:12:22,175 INFO L386 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2019-01-12 09:12:22,175 INFO L387 AbstractCegarLoop]: Difference is false [2019-01-12 09:12:22,175 INFO L388 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2019-01-12 09:12:22,176 INFO L393 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2019-01-12 09:12:22,196 INFO L276 IsEmpty]: Start isEmpty. Operand 115 states. [2019-01-12 09:12:22,203 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2019-01-12 09:12:22,203 INFO L394 BasicCegarLoop]: Found error trace [2019-01-12 09:12:22,204 INFO L402 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-01-12 09:12:22,207 INFO L423 AbstractCegarLoop]: === Iteration 1 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-01-12 09:12:22,212 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-01-12 09:12:22,213 INFO L82 PathProgramCache]: Analyzing trace with hash 2081772354, now seen corresponding path program 1 times [2019-01-12 09:12:22,214 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2019-01-12 09:12:22,215 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2019-01-12 09:12:22,258 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-01-12 09:12:22,258 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-01-12 09:12:22,258 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-01-12 09:12:22,311 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-01-12 09:12:22,365 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-01-12 09:12:22,368 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-01-12 09:12:22,368 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2019-01-12 09:12:22,372 INFO L459 AbstractCegarLoop]: Interpolant automaton has 2 states [2019-01-12 09:12:22,384 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2019-01-12 09:12:22,384 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2019-01-12 09:12:22,387 INFO L87 Difference]: Start difference. First operand 115 states. Second operand 2 states. [2019-01-12 09:12:22,420 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-01-12 09:12:22,420 INFO L93 Difference]: Finished difference Result 224 states and 372 transitions. [2019-01-12 09:12:22,420 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2019-01-12 09:12:22,422 INFO L78 Accepts]: Start accepts. Automaton has 2 states. Word has length 14 [2019-01-12 09:12:22,422 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-01-12 09:12:22,434 INFO L225 Difference]: With dead ends: 224 [2019-01-12 09:12:22,434 INFO L226 Difference]: Without dead ends: 111 [2019-01-12 09:12:22,437 INFO L631 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 [2019-01-12 09:12:22,454 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 111 states. [2019-01-12 09:12:22,477 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 111 to 111. [2019-01-12 09:12:22,478 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 111 states. [2019-01-12 09:12:22,481 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 111 states to 111 states and 160 transitions. [2019-01-12 09:12:22,482 INFO L78 Accepts]: Start accepts. Automaton has 111 states and 160 transitions. Word has length 14 [2019-01-12 09:12:22,482 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-01-12 09:12:22,483 INFO L480 AbstractCegarLoop]: Abstraction has 111 states and 160 transitions. [2019-01-12 09:12:22,483 INFO L481 AbstractCegarLoop]: Interpolant automaton has 2 states. [2019-01-12 09:12:22,483 INFO L276 IsEmpty]: Start isEmpty. Operand 111 states and 160 transitions. [2019-01-12 09:12:22,484 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2019-01-12 09:12:22,484 INFO L394 BasicCegarLoop]: Found error trace [2019-01-12 09:12:22,484 INFO L402 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-01-12 09:12:22,484 INFO L423 AbstractCegarLoop]: === Iteration 2 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-01-12 09:12:22,485 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-01-12 09:12:22,485 INFO L82 PathProgramCache]: Analyzing trace with hash 1906427737, now seen corresponding path program 1 times [2019-01-12 09:12:22,485 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2019-01-12 09:12:22,485 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2019-01-12 09:12:22,487 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-01-12 09:12:22,488 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-01-12 09:12:22,488 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-01-12 09:12:22,589 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-01-12 09:12:22,712 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-01-12 09:12:22,745 INFO L469 BasicCegarLoop]: Counterexample might be feasible [2019-01-12 09:12:22,812 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 12.01 09:12:22 BoogieIcfgContainer [2019-01-12 09:12:22,813 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2019-01-12 09:12:22,814 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2019-01-12 09:12:22,814 INFO L271 PluginConnector]: Initializing Witness Printer... [2019-01-12 09:12:22,815 INFO L276 PluginConnector]: Witness Printer initialized [2019-01-12 09:12:22,815 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 12.01 09:12:22" (3/4) ... [2019-01-12 09:12:22,822 INFO L147 WitnessPrinter]: No result that supports witness generation found [2019-01-12 09:12:22,822 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2019-01-12 09:12:22,823 INFO L168 Benchmark]: Toolchain (without parser) took 2835.33 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 141.6 MB). Free memory was 951.4 MB in the beginning and 1.0 GB in the end (delta: -86.5 MB). Peak memory consumption was 55.1 MB. Max. memory is 11.5 GB. [2019-01-12 09:12:22,827 INFO L168 Benchmark]: CDTParser took 0.16 ms. Allocated memory is still 1.0 GB. Free memory is still 978.2 MB. There was no memory consumed. Max. memory is 11.5 GB. [2019-01-12 09:12:22,828 INFO L168 Benchmark]: CACSL2BoogieTranslator took 522.96 ms. Allocated memory is still 1.0 GB. Free memory was 951.4 MB in the beginning and 935.2 MB in the end (delta: 16.1 MB). Peak memory consumption was 16.1 MB. Max. memory is 11.5 GB. [2019-01-12 09:12:22,830 INFO L168 Benchmark]: Boogie Procedure Inliner took 155.01 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 141.6 MB). Free memory was 935.2 MB in the beginning and 1.1 GB in the end (delta: -193.3 MB). Peak memory consumption was 13.5 MB. Max. memory is 11.5 GB. [2019-01-12 09:12:22,832 INFO L168 Benchmark]: Boogie Preprocessor took 97.06 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 6.6 MB). Peak memory consumption was 6.6 MB. Max. memory is 11.5 GB. [2019-01-12 09:12:22,834 INFO L168 Benchmark]: RCFGBuilder took 1332.52 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 44.3 MB). Peak memory consumption was 44.3 MB. Max. memory is 11.5 GB. [2019-01-12 09:12:22,835 INFO L168 Benchmark]: TraceAbstraction took 714.08 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.0 GB in the end (delta: 39.8 MB). Peak memory consumption was 39.8 MB. Max. memory is 11.5 GB. [2019-01-12 09:12:22,837 INFO L168 Benchmark]: Witness Printer took 8.32 ms. Allocated memory is still 1.2 GB. Free memory is still 1.0 GB. There was no memory consumed. Max. memory is 11.5 GB. [2019-01-12 09:12:22,845 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.16 ms. Allocated memory is still 1.0 GB. Free memory is still 978.2 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 522.96 ms. Allocated memory is still 1.0 GB. Free memory was 951.4 MB in the beginning and 935.2 MB in the end (delta: 16.1 MB). Peak memory consumption was 16.1 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 155.01 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 141.6 MB). Free memory was 935.2 MB in the beginning and 1.1 GB in the end (delta: -193.3 MB). Peak memory consumption was 13.5 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 97.06 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 6.6 MB). Peak memory consumption was 6.6 MB. Max. memory is 11.5 GB. * RCFGBuilder took 1332.52 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 44.3 MB). Peak memory consumption was 44.3 MB. Max. memory is 11.5 GB. * TraceAbstraction took 714.08 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.0 GB in the end (delta: 39.8 MB). Peak memory consumption was 39.8 MB. Max. memory is 11.5 GB. * Witness Printer took 8.32 ms. Allocated memory is still 1.2 GB. Free memory is still 1.0 GB. There was no memory consumed. Max. memory is 11.5 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - UnprovableResult [Line: 234]: Unable to prove that call of __VERIFIER_error() unreachable Unable to prove that call of __VERIFIER_error() unreachable Reason: overapproximation of someBinaryFLOATComparisonOperation at line 13, overapproximation of someUnaryDOUBLEoperation at line 45, overapproximation of bitwiseAnd at line 136, overapproximation of someBinaryArithmeticFLOAToperation at line 138. Possible FailurePath: [L30-L35] static const float atanhi_atan[] = { 4.6364760399e-01, 7.8539812565e-01, 9.8279368877e-01, 1.5707962513e+00, }; [L37-L42] static const float atanlo_atan[] = { 5.0121582440e-09, 3.7748947079e-08, 3.4473217170e-08, 7.5497894159e-08, }; [L44-L48] static const float aT_atan[] = { 3.3333334327e-01, -2.0000000298e-01, 1.4285714924e-01, -1.1111110449e-01, 9.0908870101e-02, -7.6918758452e-02, 6.6610731184e-02, -5.8335702866e-02, 4.9768779427e-02, -3.6531571299e-02, 1.6285819933e-02, }; [L50-L52] static const float one_atan = 1.0, huge_atan = 1.0e30, pi_o_4 = 7.8539818525e-01, pi_o_2 = 1.5707963705e+00, pi = 3.1415927410e+00; [L118-L119] static const float tiny_atan2 = 1.0e-30, zero_atan2 = 0.0, pi_lo_atan2 = -8.7422776573e-08; VAL [aT_atan={1:0}, atanhi_atan={-2:0}, atanlo_atan={-3:0}, huge_atan=1000000000000000000000000000000, one_atan=1, pi=3141592741/1000000000, pi_o_2=3141592741/2000000000, pi_o_4=3141592741/4000000000, tiny_atan2=1/1000000000000000000000000000000, zero_atan2=0] [L224] float x = __VERIFIER_nondet_float(); [L225] float y = __VERIFIER_nondet_float(); [L13] return x != x; VAL [aT_atan={1:0}, atanhi_atan={-2:0}, atanlo_atan={-3:0}, huge_atan=1000000000000000000000000000000, one_atan=1, pi=3141592741/1000000000, pi_o_2=3141592741/2000000000, pi_o_4=3141592741/4000000000, tiny_atan2=1/1000000000000000000000000000000, zero_atan2=0] [L227] isnan_float(x) || isnan_float(y) VAL [aT_atan={1:0}, atanhi_atan={-2:0}, atanlo_atan={-3:0}, huge_atan=1000000000000000000000000000000, one_atan=1, pi=3141592741/1000000000, pi_o_2=3141592741/2000000000, pi_o_4=3141592741/4000000000, tiny_atan2=1/1000000000000000000000000000000, zero_atan2=0] [L227] COND TRUE isnan_float(x) || isnan_float(y) [L122] float z; [L123] __int32_t k, m, hx, hy, ix, iy; VAL [aT_atan={1:0}, atanhi_atan={-2:0}, atanlo_atan={-3:0}, huge_atan=1000000000000000000000000000000, one_atan=1, pi=3141592741/1000000000, pi_o_2=3141592741/2000000000, pi_o_4=3141592741/4000000000, tiny_atan2=1/1000000000000000000000000000000, zero_atan2=0] [L126] ieee_float_shape_type gf_u; [L127] gf_u.value = (x) [L128] EXPR gf_u.word [L128] (hx) = gf_u.word [L130] ix = hx & 0x7fffffff VAL [aT_atan={1:0}, atanhi_atan={-2:0}, atanlo_atan={-3:0}, huge_atan=1000000000000000000000000000000, one_atan=1, pi=3141592741/1000000000, pi_o_2=3141592741/2000000000, pi_o_4=3141592741/4000000000, tiny_atan2=1/1000000000000000000000000000000, zero_atan2=0] [L132] ieee_float_shape_type gf_u; [L133] gf_u.value = (y) [L134] EXPR gf_u.word [L134] (hy) = gf_u.word [L136] iy = hy & 0x7fffffff VAL [aT_atan={1:0}, atanhi_atan={-2:0}, atanlo_atan={-3:0}, huge_atan=1000000000000000000000000000000, one_atan=1, pi=3141592741/1000000000, pi_o_2=3141592741/2000000000, pi_o_4=3141592741/4000000000, tiny_atan2=1/1000000000000000000000000000000, zero_atan2=0] [L137] COND TRUE ((ix) > 0x7f800000L) || ((iy) > 0x7f800000L) [L138] return x + y; VAL [aT_atan={1:0}, atanhi_atan={-2:0}, atanlo_atan={-3:0}, huge_atan=1000000000000000000000000000000, one_atan=1, pi=3141592741/1000000000, pi_o_2=3141592741/2000000000, pi_o_4=3141592741/4000000000, tiny_atan2=1/1000000000000000000000000000000, zero_atan2=0] [L230] float res = __ieee754_atan2f(y, x); [L13] return x != x; VAL [aT_atan={1:0}, atanhi_atan={-2:0}, atanlo_atan={-3:0}, huge_atan=1000000000000000000000000000000, one_atan=1, pi=3141592741/1000000000, pi_o_2=3141592741/2000000000, pi_o_4=3141592741/4000000000, tiny_atan2=1/1000000000000000000000000000000, zero_atan2=0] [L233] COND TRUE !isnan_float(res) [L234] __VERIFIER_error() VAL [aT_atan={1:0}, atanhi_atan={-2:0}, atanlo_atan={-3:0}, huge_atan=1000000000000000000000000000000, one_atan=1, pi=3141592741/1000000000, pi_o_2=3141592741/2000000000, pi_o_4=3141592741/4000000000, tiny_atan2=1/1000000000000000000000000000000, zero_atan2=0] - StatisticsResult: Ultimate Automizer benchmark data CFG has 1 procedures, 115 locations, 1 error locations. UNSAFE Result, 0.6s OverallTime, 2 OverallIterations, 1 TraceHistogramMax, 0.0s AutomataDifference, 0.0s DeadEndRemovalTime, 0.0s HoareAnnotationTime, HoareTripleCheckerStatistics: 165 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=115occurred 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, 30 NumberOfCodeBlocks, 30 NumberOfCodeBlocksAsserted, 2 NumberOfCheckSat, 13 ConstructedInterpolants, 0 QuantifiedInterpolants, 169 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... ### Bit-precise run ### This is Ultimate 0.1.24-0ed9222-m [2019-01-12 09:12:25,220 INFO L170 SettingsManager]: Resetting all preferences to default values... [2019-01-12 09:12:25,222 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2019-01-12 09:12:25,236 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-01-12 09:12:25,236 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-01-12 09:12:25,238 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-01-12 09:12:25,240 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-01-12 09:12:25,242 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2019-01-12 09:12:25,244 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-01-12 09:12:25,246 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-01-12 09:12:25,249 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-01-12 09:12:25,250 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-01-12 09:12:25,251 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-01-12 09:12:25,252 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-01-12 09:12:25,256 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-01-12 09:12:25,262 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-01-12 09:12:25,264 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-01-12 09:12:25,268 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-01-12 09:12:25,275 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2019-01-12 09:12:25,276 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-01-12 09:12:25,279 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-01-12 09:12:25,280 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-01-12 09:12:25,285 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-01-12 09:12:25,287 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-01-12 09:12:25,287 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-01-12 09:12:25,288 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-01-12 09:12:25,289 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-01-12 09:12:25,290 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-01-12 09:12:25,293 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2019-01-12 09:12:25,295 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-01-12 09:12:25,297 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2019-01-12 09:12:25,298 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-01-12 09:12:25,298 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-01-12 09:12:25,298 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2019-01-12 09:12:25,301 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2019-01-12 09:12:25,302 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2019-01-12 09:12:25,304 INFO L98 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-01-12 09:12:25,328 INFO L110 SettingsManager]: Loading preferences was successful [2019-01-12 09:12:25,329 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2019-01-12 09:12:25,331 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-01-12 09:12:25,332 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2019-01-12 09:12:25,332 INFO L133 SettingsManager]: * Use SBE=true [2019-01-12 09:12:25,332 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-01-12 09:12:25,332 INFO L133 SettingsManager]: * sizeof long=4 [2019-01-12 09:12:25,333 INFO L133 SettingsManager]: * sizeof POINTER=4 [2019-01-12 09:12:25,334 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2019-01-12 09:12:25,334 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-01-12 09:12:25,334 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-01-12 09:12:25,334 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-01-12 09:12:25,334 INFO L133 SettingsManager]: * Use bitvectors instead of ints=true [2019-01-12 09:12:25,334 INFO L133 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-01-12 09:12:25,334 INFO L133 SettingsManager]: * sizeof long double=12 [2019-01-12 09:12:25,335 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2019-01-12 09:12:25,336 INFO L133 SettingsManager]: * Use constant arrays=true [2019-01-12 09:12:25,336 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-01-12 09:12:25,336 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-01-12 09:12:25,336 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-01-12 09:12:25,336 INFO L133 SettingsManager]: * To the following directory=./dump/ [2019-01-12 09:12:25,337 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2019-01-12 09:12:25,339 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-01-12 09:12:25,339 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-01-12 09:12:25,339 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-01-12 09:12:25,339 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-01-12 09:12:25,339 INFO L133 SettingsManager]: * Trace refinement strategy=WOLF [2019-01-12 09:12:25,340 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-01-12 09:12:25,340 INFO L133 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-01-12 09:12:25,341 INFO L133 SettingsManager]: * Logic for external solver=AUFBV [2019-01-12 09:12:25,341 INFO L133 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(__VERIFIER_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> c6b275d471d235c565842a02c594b024c1203d73 [2019-01-12 09:12:25,408 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-01-12 09:12:25,431 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-01-12 09:12:25,438 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-01-12 09:12:25,440 INFO L271 PluginConnector]: Initializing CDTParser... [2019-01-12 09:12:25,440 INFO L276 PluginConnector]: CDTParser initialized [2019-01-12 09:12:25,441 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/svcomp/c/float-newlib/float_req_bl_0670_true-unreach-call.c [2019-01-12 09:12:25,496 INFO L221 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/a37cd581c/147085db34144b97b63b51ab857f493c/FLAG7965fd1e3 [2019-01-12 09:12:25,956 INFO L307 CDTParser]: Found 1 translation units. [2019-01-12 09:12:25,957 INFO L161 CDTParser]: Scanning /storage/repos/svcomp/c/float-newlib/float_req_bl_0670_true-unreach-call.c [2019-01-12 09:12:25,965 INFO L355 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/a37cd581c/147085db34144b97b63b51ab857f493c/FLAG7965fd1e3 [2019-01-12 09:12:26,335 INFO L363 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/a37cd581c/147085db34144b97b63b51ab857f493c [2019-01-12 09:12:26,338 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-01-12 09:12:26,339 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2019-01-12 09:12:26,340 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-01-12 09:12:26,340 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-01-12 09:12:26,344 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2019-01-12 09:12:26,345 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 12.01 09:12:26" (1/1) ... [2019-01-12 09:12:26,349 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2f25dd8b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.01 09:12:26, skipping insertion in model container [2019-01-12 09:12:26,350 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 12.01 09:12:26" (1/1) ... [2019-01-12 09:12:26,358 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-01-12 09:12:26,395 INFO L176 MainTranslator]: Built tables and reachable declarations [2019-01-12 09:12:26,698 INFO L208 PostProcessor]: Analyzing one entry point: main [2019-01-12 09:12:26,726 INFO L191 MainTranslator]: Completed pre-run [2019-01-12 09:12:26,889 INFO L208 PostProcessor]: Analyzing one entry point: main [2019-01-12 09:12:26,924 INFO L195 MainTranslator]: Completed translation [2019-01-12 09:12:26,924 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.01 09:12:26 WrapperNode [2019-01-12 09:12:26,924 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-01-12 09:12:26,926 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-01-12 09:12:26,926 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-01-12 09:12:26,926 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2019-01-12 09:12:26,935 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.01 09:12:26" (1/1) ... [2019-01-12 09:12:26,956 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.01 09:12:26" (1/1) ... [2019-01-12 09:12:27,011 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-01-12 09:12:27,012 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-01-12 09:12:27,012 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-01-12 09:12:27,012 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2019-01-12 09:12:27,021 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.01 09:12:26" (1/1) ... [2019-01-12 09:12:27,021 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.01 09:12:26" (1/1) ... [2019-01-12 09:12:27,032 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.01 09:12:26" (1/1) ... [2019-01-12 09:12:27,033 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.01 09:12:26" (1/1) ... [2019-01-12 09:12:27,060 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.01 09:12:26" (1/1) ... [2019-01-12 09:12:27,076 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.01 09:12:26" (1/1) ... [2019-01-12 09:12:27,092 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.01 09:12:26" (1/1) ... [2019-01-12 09:12:27,099 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-01-12 09:12:27,100 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-01-12 09:12:27,100 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-01-12 09:12:27,100 INFO L276 PluginConnector]: RCFGBuilder initialized [2019-01-12 09:12:27,102 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.01 09:12:26" (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 [2019-01-12 09:12:27,161 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intFLOATTYPE4 [2019-01-12 09:12:27,161 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-01-12 09:12:27,161 INFO L130 BoogieDeclarations]: Found specification of procedure read~intFLOATTYPE4 [2019-01-12 09:12:27,162 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2019-01-12 09:12:27,162 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-01-12 09:12:27,162 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-01-12 09:12:27,162 INFO L130 BoogieDeclarations]: Found specification of procedure write~intFLOATTYPE4 [2019-01-12 09:12:27,162 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2019-01-12 09:12:27,162 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2019-01-12 09:12:27,568 WARN L317 ript$VariableManager]: TermVariabe |q#valueAsBitvector| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-01-12 09:12:28,196 WARN L317 ript$VariableManager]: TermVariabe |q#valueAsBitvector| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-01-12 09:12:28,223 WARN L317 ript$VariableManager]: TermVariabe |q#valueAsBitvector| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-01-12 09:12:28,256 WARN L317 ript$VariableManager]: TermVariabe |q#valueAsBitvector| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-01-12 09:12:28,380 WARN L317 ript$VariableManager]: TermVariabe |q#valueAsBitvector| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-01-12 09:12:28,424 WARN L317 ript$VariableManager]: TermVariabe |q#valueAsBitvector| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-01-12 09:12:29,014 WARN L317 ript$VariableManager]: TermVariabe |q#valueAsBitvector| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-01-12 09:12:29,052 WARN L317 ript$VariableManager]: TermVariabe |q#valueAsBitvector| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-01-12 09:12:48,813 WARN L317 ript$VariableManager]: TermVariabe |q#valueAsBitvector| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-01-12 09:12:49,854 INFO L281 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-01-12 09:12:49,855 INFO L286 CfgBuilder]: Removed 46 assue(true) statements. [2019-01-12 09:12:49,856 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 12.01 09:12:49 BoogieIcfgContainer [2019-01-12 09:12:49,856 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-01-12 09:12:49,857 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2019-01-12 09:12:49,857 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2019-01-12 09:12:49,860 INFO L276 PluginConnector]: TraceAbstraction initialized [2019-01-12 09:12:49,860 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 12.01 09:12:26" (1/3) ... [2019-01-12 09:12:49,861 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@5ba0e08a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 12.01 09:12:49, skipping insertion in model container [2019-01-12 09:12:49,861 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.01 09:12:26" (2/3) ... [2019-01-12 09:12:49,862 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@5ba0e08a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 12.01 09:12:49, skipping insertion in model container [2019-01-12 09:12:49,862 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 12.01 09:12:49" (3/3) ... [2019-01-12 09:12:49,864 INFO L112 eAbstractionObserver]: Analyzing ICFG float_req_bl_0670_true-unreach-call.c [2019-01-12 09:12:49,874 INFO L156 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2019-01-12 09:12:49,886 INFO L168 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2019-01-12 09:12:49,904 INFO L257 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2019-01-12 09:12:49,941 INFO L133 ementStrategyFactory]: Using default assertion order modulation [2019-01-12 09:12:49,942 INFO L382 AbstractCegarLoop]: Interprodecural is true [2019-01-12 09:12:49,942 INFO L383 AbstractCegarLoop]: Hoare is true [2019-01-12 09:12:49,942 INFO L384 AbstractCegarLoop]: Compute interpolants for FPandBP [2019-01-12 09:12:49,942 INFO L385 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2019-01-12 09:12:49,943 INFO L386 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2019-01-12 09:12:49,943 INFO L387 AbstractCegarLoop]: Difference is false [2019-01-12 09:12:49,943 INFO L388 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2019-01-12 09:12:49,943 INFO L393 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2019-01-12 09:12:49,960 INFO L276 IsEmpty]: Start isEmpty. Operand 115 states. [2019-01-12 09:12:49,966 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2019-01-12 09:12:49,967 INFO L394 BasicCegarLoop]: Found error trace [2019-01-12 09:12:49,968 INFO L402 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-01-12 09:12:49,970 INFO L423 AbstractCegarLoop]: === Iteration 1 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-01-12 09:12:49,975 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-01-12 09:12:49,975 INFO L82 PathProgramCache]: Analyzing trace with hash 2081772354, now seen corresponding path program 1 times [2019-01-12 09:12:49,981 INFO L223 ckRefinementStrategy]: Switched to mode MATHSAT_FPBP [2019-01-12 09:12:49,982 INFO L69 tionRefinementEngine]: Using refinement strategy WolfRefinementStrategy No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat Starting monitored process 2 with mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 2 with mathsat -unsat_core_generation=3 [2019-01-12 09:12:49,995 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-01-12 09:12:50,162 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-01-12 09:12:50,181 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2019-01-12 09:12:50,194 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-01-12 09:12:50,194 INFO L312 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2019-01-12 09:12:50,214 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-01-12 09:12:50,214 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2019-01-12 09:12:50,217 INFO L459 AbstractCegarLoop]: Interpolant automaton has 2 states [2019-01-12 09:12:50,229 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2019-01-12 09:12:50,230 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2019-01-12 09:12:50,233 INFO L87 Difference]: Start difference. First operand 115 states. Second operand 2 states. [2019-01-12 09:12:50,266 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-01-12 09:12:50,266 INFO L93 Difference]: Finished difference Result 224 states and 372 transitions. [2019-01-12 09:12:50,266 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2019-01-12 09:12:50,268 INFO L78 Accepts]: Start accepts. Automaton has 2 states. Word has length 14 [2019-01-12 09:12:50,268 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-01-12 09:12:50,279 INFO L225 Difference]: With dead ends: 224 [2019-01-12 09:12:50,280 INFO L226 Difference]: Without dead ends: 111 [2019-01-12 09:12:50,283 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 13 GetRequests, 13 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2019-01-12 09:12:50,298 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 111 states. [2019-01-12 09:12:50,319 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 111 to 111. [2019-01-12 09:12:50,320 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 111 states. [2019-01-12 09:12:50,322 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 111 states to 111 states and 160 transitions. [2019-01-12 09:12:50,324 INFO L78 Accepts]: Start accepts. Automaton has 111 states and 160 transitions. Word has length 14 [2019-01-12 09:12:50,324 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-01-12 09:12:50,324 INFO L480 AbstractCegarLoop]: Abstraction has 111 states and 160 transitions. [2019-01-12 09:12:50,325 INFO L481 AbstractCegarLoop]: Interpolant automaton has 2 states. [2019-01-12 09:12:50,325 INFO L276 IsEmpty]: Start isEmpty. Operand 111 states and 160 transitions. [2019-01-12 09:12:50,325 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2019-01-12 09:12:50,326 INFO L394 BasicCegarLoop]: Found error trace [2019-01-12 09:12:50,326 INFO L402 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-01-12 09:12:50,326 INFO L423 AbstractCegarLoop]: === Iteration 2 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-01-12 09:12:50,327 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-01-12 09:12:50,327 INFO L82 PathProgramCache]: Analyzing trace with hash 1906427737, now seen corresponding path program 1 times [2019-01-12 09:12:50,328 INFO L223 ckRefinementStrategy]: Switched to mode MATHSAT_FPBP [2019-01-12 09:12:50,328 INFO L69 tionRefinementEngine]: Using refinement strategy WolfRefinementStrategy No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat Starting monitored process 3 with mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 3 with mathsat -unsat_core_generation=3 [2019-01-12 09:12:50,335 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-01-12 09:12:50,490 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-01-12 09:12:50,514 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2019-01-12 09:12:50,839 WARN L181 SmtUtils]: Spent 223.00 ms on a formula simplification that was a NOOP. DAG size: 8 [2019-01-12 09:12:51,678 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-01-12 09:12:51,679 INFO L312 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2019-01-12 09:12:51,692 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-01-12 09:12:51,692 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9 [2019-01-12 09:12:51,694 INFO L459 AbstractCegarLoop]: Interpolant automaton has 9 states [2019-01-12 09:12:51,694 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2019-01-12 09:12:51,694 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=57, Unknown=0, NotChecked=0, Total=72 [2019-01-12 09:12:51,695 INFO L87 Difference]: Start difference. First operand 111 states and 160 transitions. Second operand 9 states. [2019-01-12 09:12:51,994 WARN L181 SmtUtils]: Spent 103.00 ms on a formula simplification. DAG size of input: 18 DAG size of output: 10 [2019-01-12 09:12:52,930 WARN L181 SmtUtils]: Spent 531.00 ms on a formula simplification. DAG size of input: 23 DAG size of output: 19 [2019-01-12 09:12:53,825 WARN L181 SmtUtils]: Spent 598.00 ms on a formula simplification. DAG size of input: 26 DAG size of output: 22 [2019-01-12 09:12:58,735 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-01-12 09:12:58,735 INFO L93 Difference]: Finished difference Result 222 states and 318 transitions. [2019-01-12 09:12:58,737 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2019-01-12 09:12:58,737 INFO L78 Accepts]: Start accepts. Automaton has 9 states. Word has length 16 [2019-01-12 09:12:58,737 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-01-12 09:12:58,741 INFO L225 Difference]: With dead ends: 222 [2019-01-12 09:12:58,741 INFO L226 Difference]: Without dead ends: 217 [2019-01-12 09:12:58,742 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 21 GetRequests, 8 SyntacticMatches, 0 SemanticMatches, 13 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 13 ImplicationChecksByTransitivity, 2.6s TimeCoverageRelationStatistics Valid=57, Invalid=153, Unknown=0, NotChecked=0, Total=210 [2019-01-12 09:12:58,743 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 217 states. [2019-01-12 09:12:58,758 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 217 to 119. [2019-01-12 09:12:58,758 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 119 states. [2019-01-12 09:12:58,759 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 119 states to 119 states and 168 transitions. [2019-01-12 09:12:58,760 INFO L78 Accepts]: Start accepts. Automaton has 119 states and 168 transitions. Word has length 16 [2019-01-12 09:12:58,760 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-01-12 09:12:58,760 INFO L480 AbstractCegarLoop]: Abstraction has 119 states and 168 transitions. [2019-01-12 09:12:58,760 INFO L481 AbstractCegarLoop]: Interpolant automaton has 9 states. [2019-01-12 09:12:58,760 INFO L276 IsEmpty]: Start isEmpty. Operand 119 states and 168 transitions. [2019-01-12 09:12:58,762 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2019-01-12 09:12:58,762 INFO L394 BasicCegarLoop]: Found error trace [2019-01-12 09:12:58,763 INFO L402 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-01-12 09:12:58,763 INFO L423 AbstractCegarLoop]: === Iteration 3 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-01-12 09:12:58,763 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-01-12 09:12:58,764 INFO L82 PathProgramCache]: Analyzing trace with hash 2143643094, now seen corresponding path program 1 times [2019-01-12 09:12:58,764 INFO L223 ckRefinementStrategy]: Switched to mode MATHSAT_FPBP [2019-01-12 09:12:58,764 INFO L69 tionRefinementEngine]: Using refinement strategy WolfRefinementStrategy No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat Starting monitored process 4 with mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 4 with mathsat -unsat_core_generation=3 [2019-01-12 09:12:58,774 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-01-12 09:12:58,959 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-01-12 09:12:58,987 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2019-01-12 09:12:59,520 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-01-12 09:12:59,520 INFO L312 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2019-01-12 09:12:59,538 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-01-12 09:12:59,539 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2019-01-12 09:12:59,539 INFO L459 AbstractCegarLoop]: Interpolant automaton has 8 states [2019-01-12 09:12:59,539 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2019-01-12 09:12:59,540 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=13, Invalid=43, Unknown=0, NotChecked=0, Total=56 [2019-01-12 09:12:59,540 INFO L87 Difference]: Start difference. First operand 119 states and 168 transitions. Second operand 8 states. [2019-01-12 09:13:00,664 WARN L181 SmtUtils]: Spent 514.00 ms on a formula simplification. DAG size of input: 23 DAG size of output: 19 [2019-01-12 09:13:01,573 WARN L181 SmtUtils]: Spent 670.00 ms on a formula simplification. DAG size of input: 26 DAG size of output: 22 [2019-01-12 09:13:09,119 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-01-12 09:13:09,120 INFO L93 Difference]: Finished difference Result 222 states and 317 transitions. [2019-01-12 09:13:09,121 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2019-01-12 09:13:09,121 INFO L78 Accepts]: Start accepts. Automaton has 8 states. Word has length 17 [2019-01-12 09:13:09,121 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-01-12 09:13:09,124 INFO L225 Difference]: With dead ends: 222 [2019-01-12 09:13:09,124 INFO L226 Difference]: Without dead ends: 217 [2019-01-12 09:13:09,125 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 20 GetRequests, 10 SyntacticMatches, 0 SemanticMatches, 10 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 1.9s TimeCoverageRelationStatistics Valid=38, Invalid=94, Unknown=0, NotChecked=0, Total=132 [2019-01-12 09:13:09,126 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 217 states. [2019-01-12 09:13:09,138 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 217 to 124. [2019-01-12 09:13:09,139 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 124 states. [2019-01-12 09:13:09,140 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 124 states to 124 states and 175 transitions. [2019-01-12 09:13:09,140 INFO L78 Accepts]: Start accepts. Automaton has 124 states and 175 transitions. Word has length 17 [2019-01-12 09:13:09,140 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-01-12 09:13:09,140 INFO L480 AbstractCegarLoop]: Abstraction has 124 states and 175 transitions. [2019-01-12 09:13:09,141 INFO L481 AbstractCegarLoop]: Interpolant automaton has 8 states. [2019-01-12 09:13:09,142 INFO L276 IsEmpty]: Start isEmpty. Operand 124 states and 175 transitions. [2019-01-12 09:13:09,143 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2019-01-12 09:13:09,143 INFO L394 BasicCegarLoop]: Found error trace [2019-01-12 09:13:09,143 INFO L402 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-01-12 09:13:09,144 INFO L423 AbstractCegarLoop]: === Iteration 4 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-01-12 09:13:09,144 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-01-12 09:13:09,145 INFO L82 PathProgramCache]: Analyzing trace with hash 953381099, now seen corresponding path program 1 times [2019-01-12 09:13:09,145 INFO L223 ckRefinementStrategy]: Switched to mode MATHSAT_FPBP [2019-01-12 09:13:09,145 INFO L69 tionRefinementEngine]: Using refinement strategy WolfRefinementStrategy No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat Starting monitored process 5 with mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 5 with mathsat -unsat_core_generation=3 [2019-01-12 09:13:09,154 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-01-12 09:13:09,277 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-01-12 09:13:09,299 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2019-01-12 09:13:09,509 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-01-12 09:13:09,510 INFO L312 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2019-01-12 09:13:09,526 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-01-12 09:13:09,526 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2019-01-12 09:13:09,527 INFO L459 AbstractCegarLoop]: Interpolant automaton has 8 states [2019-01-12 09:13:09,527 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2019-01-12 09:13:09,527 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=13, Invalid=43, Unknown=0, NotChecked=0, Total=56 [2019-01-12 09:13:09,528 INFO L87 Difference]: Start difference. First operand 124 states and 175 transitions. Second operand 8 states. [2019-01-12 09:13:10,609 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-01-12 09:13:10,609 INFO L93 Difference]: Finished difference Result 217 states and 311 transitions. [2019-01-12 09:13:10,612 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2019-01-12 09:13:10,612 INFO L78 Accepts]: Start accepts. Automaton has 8 states. Word has length 21 [2019-01-12 09:13:10,612 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-01-12 09:13:10,614 INFO L225 Difference]: With dead ends: 217 [2019-01-12 09:13:10,615 INFO L226 Difference]: Without dead ends: 111 [2019-01-12 09:13:10,616 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 25 GetRequests, 14 SyntacticMatches, 0 SemanticMatches, 11 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 6 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=44, Invalid=112, Unknown=0, NotChecked=0, Total=156 [2019-01-12 09:13:10,617 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 111 states. [2019-01-12 09:13:10,635 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 111 to 111. [2019-01-12 09:13:10,639 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 111 states. [2019-01-12 09:13:10,640 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 111 states to 111 states and 157 transitions. [2019-01-12 09:13:10,640 INFO L78 Accepts]: Start accepts. Automaton has 111 states and 157 transitions. Word has length 21 [2019-01-12 09:13:10,640 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-01-12 09:13:10,640 INFO L480 AbstractCegarLoop]: Abstraction has 111 states and 157 transitions. [2019-01-12 09:13:10,640 INFO L481 AbstractCegarLoop]: Interpolant automaton has 8 states. [2019-01-12 09:13:10,641 INFO L276 IsEmpty]: Start isEmpty. Operand 111 states and 157 transitions. [2019-01-12 09:13:10,642 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2019-01-12 09:13:10,644 INFO L394 BasicCegarLoop]: Found error trace [2019-01-12 09:13:10,644 INFO L402 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-01-12 09:13:10,644 INFO L423 AbstractCegarLoop]: === Iteration 5 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-01-12 09:13:10,644 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-01-12 09:13:10,645 INFO L82 PathProgramCache]: Analyzing trace with hash -74426226, now seen corresponding path program 1 times [2019-01-12 09:13:10,645 INFO L223 ckRefinementStrategy]: Switched to mode MATHSAT_FPBP [2019-01-12 09:13:10,645 INFO L69 tionRefinementEngine]: Using refinement strategy WolfRefinementStrategy No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat Starting monitored process 6 with mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2019-01-12 09:13:10,652 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY Waiting until toolchain timeout for monitored process 6 with mathsat -unsat_core_generation=3 [2019-01-12 09:13:10,824 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-01-12 09:13:10,844 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2019-01-12 09:13:10,987 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-01-12 09:13:10,988 INFO L312 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2019-01-12 09:13:11,002 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-01-12 09:13:11,002 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2019-01-12 09:13:11,003 INFO L459 AbstractCegarLoop]: Interpolant automaton has 7 states [2019-01-12 09:13:11,003 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2019-01-12 09:13:11,003 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2019-01-12 09:13:11,004 INFO L87 Difference]: Start difference. First operand 111 states and 157 transitions. Second operand 7 states. [2019-01-12 09:13:11,285 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-01-12 09:13:11,285 INFO L93 Difference]: Finished difference Result 111 states and 157 transitions. [2019-01-12 09:13:11,286 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2019-01-12 09:13:11,286 INFO L78 Accepts]: Start accepts. Automaton has 7 states. Word has length 22 [2019-01-12 09:13:11,286 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-01-12 09:13:11,286 INFO L225 Difference]: With dead ends: 111 [2019-01-12 09:13:11,286 INFO L226 Difference]: Without dead ends: 0 [2019-01-12 09:13:11,287 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 25 GetRequests, 16 SyntacticMatches, 0 SemanticMatches, 9 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=33, Invalid=77, Unknown=0, NotChecked=0, Total=110 [2019-01-12 09:13:11,287 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2019-01-12 09:13:11,288 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2019-01-12 09:13:11,288 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2019-01-12 09:13:11,289 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2019-01-12 09:13:11,289 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 22 [2019-01-12 09:13:11,289 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-01-12 09:13:11,289 INFO L480 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2019-01-12 09:13:11,289 INFO L481 AbstractCegarLoop]: Interpolant automaton has 7 states. [2019-01-12 09:13:11,289 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2019-01-12 09:13:11,290 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2019-01-12 09:13:11,294 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2019-01-12 09:13:11,707 WARN L181 SmtUtils]: Spent 211.00 ms on a formula simplification that was a NOOP. DAG size: 20 [2019-01-12 09:13:12,337 WARN L181 SmtUtils]: Spent 624.00 ms on a formula simplification that was a NOOP. DAG size: 28 [2019-01-12 09:13:13,123 WARN L181 SmtUtils]: Spent 606.00 ms on a formula simplification that was a NOOP. DAG size: 28 [2019-01-12 09:13:13,129 INFO L448 ceAbstractionStarter]: For program point L234(line 234) no Hoare annotation was computed. [2019-01-12 09:13:13,129 INFO L448 ceAbstractionStarter]: For program point L137(lines 137 138) no Hoare annotation was computed. [2019-01-12 09:13:13,129 INFO L448 ceAbstractionStarter]: For program point L204(lines 204 208) no Hoare annotation was computed. [2019-01-12 09:13:13,129 INFO L448 ceAbstractionStarter]: For program point L171(lines 171 180) no Hoare annotation was computed. [2019-01-12 09:13:13,130 INFO L448 ceAbstractionStarter]: For program point L204-1(lines 197 209) no Hoare annotation was computed. [2019-01-12 09:13:13,130 INFO L448 ceAbstractionStarter]: For program point L204-2(lines 204 208) no Hoare annotation was computed. [2019-01-12 09:13:13,130 INFO L448 ceAbstractionStarter]: For program point L72(lines 72 97) no Hoare annotation was computed. [2019-01-12 09:13:13,130 INFO L448 ceAbstractionStarter]: For program point L72-2(lines 72 97) no Hoare annotation was computed. [2019-01-12 09:13:13,130 INFO L448 ceAbstractionStarter]: For program point L172(line 172) no Hoare annotation was computed. [2019-01-12 09:13:13,130 INFO L448 ceAbstractionStarter]: For program point L139(lines 139 140) no Hoare annotation was computed. [2019-01-12 09:13:13,130 INFO L448 ceAbstractionStarter]: For program point L73(lines 73 76) no Hoare annotation was computed. [2019-01-12 09:13:13,130 INFO L448 ceAbstractionStarter]: For program point L73-2(lines 73 76) no Hoare annotation was computed. [2019-01-12 09:13:13,130 INFO L448 ceAbstractionStarter]: For program point L73-3(lines 73 76) no Hoare annotation was computed. [2019-01-12 09:13:13,131 INFO L448 ceAbstractionStarter]: For program point L73-5(lines 73 76) no Hoare annotation was computed. [2019-01-12 09:13:13,131 INFO L451 ceAbstractionStarter]: At program point L239(lines 218 240) the Hoare annotation is: true [2019-01-12 09:13:13,131 INFO L448 ceAbstractionStarter]: For program point L74(lines 74 75) no Hoare annotation was computed. [2019-01-12 09:13:13,131 INFO L448 ceAbstractionStarter]: For program point L74-1(lines 74 75) no Hoare annotation was computed. [2019-01-12 09:13:13,131 INFO L448 ceAbstractionStarter]: For program point L174(line 174) no Hoare annotation was computed. [2019-01-12 09:13:13,131 INFO L448 ceAbstractionStarter]: For program point L176(line 176) no Hoare annotation was computed. [2019-01-12 09:13:13,131 INFO L448 ceAbstractionStarter]: For program point L143(lines 143 153) no Hoare annotation was computed. [2019-01-12 09:13:13,131 INFO L448 ceAbstractionStarter]: For program point L110(lines 110 115) no Hoare annotation was computed. [2019-01-12 09:13:13,134 INFO L448 ceAbstractionStarter]: For program point L143-2(lines 121 216) no Hoare annotation was computed. [2019-01-12 09:13:13,135 INFO L448 ceAbstractionStarter]: For program point L110-1(lines 110 115) no Hoare annotation was computed. [2019-01-12 09:13:13,135 INFO L448 ceAbstractionStarter]: For program point L144(lines 144 152) no Hoare annotation was computed. [2019-01-12 09:13:13,135 INFO L448 ceAbstractionStarter]: For program point L211(line 211) no Hoare annotation was computed. [2019-01-12 09:13:13,135 INFO L448 ceAbstractionStarter]: For program point L178(line 178) no Hoare annotation was computed. [2019-01-12 09:13:13,135 INFO L448 ceAbstractionStarter]: For program point L145(line 145) no Hoare annotation was computed. [2019-01-12 09:13:13,136 INFO L448 ceAbstractionStarter]: For program point L145-2(line 145) no Hoare annotation was computed. [2019-01-12 09:13:13,136 INFO L444 ceAbstractionStarter]: At program point L13(line 13) the Hoare annotation is: (let ((.cse0 (fp.eq ULTIMATE.start_main_~x~0 ULTIMATE.start_main_~x~0))) (or (and (= |ULTIMATE.start_isnan_float_#res| (_ bv0 32)) .cse0) (and (= (bvadd |ULTIMATE.start_isnan_float_#res| (_ bv4294967295 32)) (_ bv0 32)) (not .cse0)))) [2019-01-12 09:13:13,136 INFO L444 ceAbstractionStarter]: At program point L13-1(line 13) the Hoare annotation is: (and (let ((.cse0 (fp.eq ULTIMATE.start_main_~y~0 ULTIMATE.start_main_~y~0))) (or (and .cse0 (= |ULTIMATE.start_isnan_float_#res| (_ bv0 32))) (and (= (bvadd |ULTIMATE.start_isnan_float_#res| (_ bv4294967295 32)) (_ bv0 32)) (not .cse0)))) (let ((.cse1 (fp.eq ULTIMATE.start_main_~x~0 ULTIMATE.start_main_~x~0))) (or (and |ULTIMATE.start_main_#t~short46| (not .cse1)) (and (not |ULTIMATE.start_main_#t~short46|) .cse1)))) [2019-01-12 09:13:13,136 INFO L444 ceAbstractionStarter]: At program point L13-2(line 13) the Hoare annotation is: (let ((.cse0 (= (bvadd |ULTIMATE.start_isnan_float_#res| (_ bv4294967295 32)) (_ bv0 32)))) (or (and .cse0 (exists ((ULTIMATE.start___ieee754_atan2f_~y (_ FloatingPoint 8 24)) (ULTIMATE.start___ieee754_atan2f_~x (_ FloatingPoint 8 24))) (and (not (fp.eq ULTIMATE.start___ieee754_atan2f_~y ULTIMATE.start___ieee754_atan2f_~y)) (= (fp.add roundNearestTiesToEven ULTIMATE.start___ieee754_atan2f_~x ULTIMATE.start___ieee754_atan2f_~y) |ULTIMATE.start___ieee754_atan2f_#res|))) (not (fp.eq ULTIMATE.start___ieee754_atan2f_~y ULTIMATE.start___ieee754_atan2f_~y)) (not (fp.eq ULTIMATE.start_main_~y~0 ULTIMATE.start_main_~y~0))) (and .cse0 (not (fp.eq ULTIMATE.start___ieee754_atan2f_~x ULTIMATE.start___ieee754_atan2f_~x)) (exists ((ULTIMATE.start___ieee754_atan2f_~y (_ FloatingPoint 8 24)) (ULTIMATE.start___ieee754_atan2f_~x (_ FloatingPoint 8 24))) (and (not (fp.eq ULTIMATE.start___ieee754_atan2f_~x ULTIMATE.start___ieee754_atan2f_~x)) (= (fp.add roundNearestTiesToEven ULTIMATE.start___ieee754_atan2f_~x ULTIMATE.start___ieee754_atan2f_~y) |ULTIMATE.start___ieee754_atan2f_#res|))) (not (fp.eq ULTIMATE.start_main_~x~0 ULTIMATE.start_main_~x~0))))) [2019-01-12 09:13:13,136 INFO L448 ceAbstractionStarter]: For program point L146(line 146) no Hoare annotation was computed. [2019-01-12 09:13:13,137 INFO L448 ceAbstractionStarter]: For program point L80(lines 80 96) no Hoare annotation was computed. [2019-01-12 09:13:13,137 INFO L448 ceAbstractionStarter]: For program point L80-1(lines 80 96) no Hoare annotation was computed. [2019-01-12 09:13:13,138 INFO L448 ceAbstractionStarter]: For program point L213(line 213) no Hoare annotation was computed. [2019-01-12 09:13:13,139 INFO L448 ceAbstractionStarter]: For program point L114(line 114) no Hoare annotation was computed. [2019-01-12 09:13:13,139 INFO L448 ceAbstractionStarter]: For program point L81(lines 81 87) no Hoare annotation was computed. [2019-01-12 09:13:13,139 INFO L448 ceAbstractionStarter]: For program point L114-2(line 114) no Hoare annotation was computed. [2019-01-12 09:13:13,139 INFO L444 ceAbstractionStarter]: At program point L114-3(lines 54 116) the Hoare annotation is: false [2019-01-12 09:13:13,139 INFO L448 ceAbstractionStarter]: For program point L81-3(lines 81 87) no Hoare annotation was computed. [2019-01-12 09:13:13,139 INFO L448 ceAbstractionStarter]: For program point L114-4(line 114) no Hoare annotation was computed. [2019-01-12 09:13:13,139 INFO L448 ceAbstractionStarter]: For program point L114-6(line 114) no Hoare annotation was computed. [2019-01-12 09:13:13,139 INFO L444 ceAbstractionStarter]: At program point L114-7(lines 54 116) the Hoare annotation is: false [2019-01-12 09:13:13,139 INFO L448 ceAbstractionStarter]: For program point L148(line 148) no Hoare annotation was computed. [2019-01-12 09:13:13,140 INFO L448 ceAbstractionStarter]: For program point L17-1(lines 17 21) no Hoare annotation was computed. [2019-01-12 09:13:13,141 INFO L444 ceAbstractionStarter]: At program point L17-2(lines 17 21) the Hoare annotation is: false [2019-01-12 09:13:13,141 INFO L448 ceAbstractionStarter]: For program point L17-5(lines 17 21) no Hoare annotation was computed. [2019-01-12 09:13:13,141 INFO L444 ceAbstractionStarter]: At program point L17-6(lines 17 21) the Hoare annotation is: false [2019-01-12 09:13:13,141 INFO L448 ceAbstractionStarter]: For program point L17-9(lines 17 21) no Hoare annotation was computed. [2019-01-12 09:13:13,141 INFO L444 ceAbstractionStarter]: At program point L17-10(lines 17 21) the Hoare annotation is: false [2019-01-12 09:13:13,142 INFO L448 ceAbstractionStarter]: For program point L150(line 150) no Hoare annotation was computed. [2019-01-12 09:13:13,142 INFO L448 ceAbstractionStarter]: For program point ULTIMATE.startENTRY(line -1) no Hoare annotation was computed. [2019-01-12 09:13:13,142 INFO L448 ceAbstractionStarter]: For program point L185(line 185) no Hoare annotation was computed. [2019-01-12 09:13:13,142 INFO L448 ceAbstractionStarter]: For program point L185-2(line 185) no Hoare annotation was computed. [2019-01-12 09:13:13,142 INFO L448 ceAbstractionStarter]: For program point ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION(line 234) no Hoare annotation was computed. [2019-01-12 09:13:13,142 INFO L444 ceAbstractionStarter]: At program point L121(lines 121 216) the Hoare annotation is: (let ((.cse0 (= (bvadd |ULTIMATE.start_isnan_float_#res| (_ bv4294967295 32)) (_ bv0 32)))) (or (and .cse0 (exists ((ULTIMATE.start___ieee754_atan2f_~y (_ FloatingPoint 8 24)) (ULTIMATE.start___ieee754_atan2f_~x (_ FloatingPoint 8 24))) (and (not (fp.eq ULTIMATE.start___ieee754_atan2f_~y ULTIMATE.start___ieee754_atan2f_~y)) (= (fp.add roundNearestTiesToEven ULTIMATE.start___ieee754_atan2f_~x ULTIMATE.start___ieee754_atan2f_~y) |ULTIMATE.start___ieee754_atan2f_#res|))) (not (fp.eq ULTIMATE.start___ieee754_atan2f_~y ULTIMATE.start___ieee754_atan2f_~y)) (not (fp.eq ULTIMATE.start_main_~y~0 ULTIMATE.start_main_~y~0))) (and .cse0 (not (fp.eq ULTIMATE.start___ieee754_atan2f_~x ULTIMATE.start___ieee754_atan2f_~x)) (exists ((ULTIMATE.start___ieee754_atan2f_~y (_ FloatingPoint 8 24)) (ULTIMATE.start___ieee754_atan2f_~x (_ FloatingPoint 8 24))) (and (not (fp.eq ULTIMATE.start___ieee754_atan2f_~x ULTIMATE.start___ieee754_atan2f_~x)) (= (fp.add roundNearestTiesToEven ULTIMATE.start___ieee754_atan2f_~x ULTIMATE.start___ieee754_atan2f_~y) |ULTIMATE.start___ieee754_atan2f_#res|))) (not (fp.eq ULTIMATE.start_main_~x~0 ULTIMATE.start_main_~x~0))))) [2019-01-12 09:13:13,142 INFO L448 ceAbstractionStarter]: For program point L22(lines 22 26) no Hoare annotation was computed. [2019-01-12 09:13:13,143 INFO L448 ceAbstractionStarter]: For program point L22-1(lines 15 28) no Hoare annotation was computed. [2019-01-12 09:13:13,143 INFO L448 ceAbstractionStarter]: For program point L22-2(lines 22 26) no Hoare annotation was computed. [2019-01-12 09:13:13,145 INFO L448 ceAbstractionStarter]: For program point L22-3(lines 22 26) no Hoare annotation was computed. [2019-01-12 09:13:13,145 INFO L448 ceAbstractionStarter]: For program point L22-4(lines 15 28) no Hoare annotation was computed. [2019-01-12 09:13:13,145 INFO L448 ceAbstractionStarter]: For program point L22-5(lines 22 26) no Hoare annotation was computed. [2019-01-12 09:13:13,146 INFO L448 ceAbstractionStarter]: For program point L22-6(lines 22 26) no Hoare annotation was computed. [2019-01-12 09:13:13,146 INFO L448 ceAbstractionStarter]: For program point L22-7(lines 15 28) no Hoare annotation was computed. [2019-01-12 09:13:13,146 INFO L448 ceAbstractionStarter]: For program point L22-8(lines 22 26) no Hoare annotation was computed. [2019-01-12 09:13:13,146 INFO L448 ceAbstractionStarter]: For program point L188(lines 188 193) no Hoare annotation was computed. [2019-01-12 09:13:13,146 INFO L448 ceAbstractionStarter]: For program point L89(lines 89 95) no Hoare annotation was computed. [2019-01-12 09:13:13,146 INFO L448 ceAbstractionStarter]: For program point L89-2(lines 72 97) no Hoare annotation was computed. [2019-01-12 09:13:13,146 INFO L448 ceAbstractionStarter]: For program point L89-3(lines 89 95) no Hoare annotation was computed. [2019-01-12 09:13:13,146 INFO L448 ceAbstractionStarter]: For program point L89-5(lines 72 97) no Hoare annotation was computed. [2019-01-12 09:13:13,146 INFO L448 ceAbstractionStarter]: For program point L156(line 156) no Hoare annotation was computed. [2019-01-12 09:13:13,147 INFO L448 ceAbstractionStarter]: For program point L156-2(line 156) no Hoare annotation was computed. [2019-01-12 09:13:13,147 INFO L448 ceAbstractionStarter]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2019-01-12 09:13:13,147 INFO L448 ceAbstractionStarter]: For program point L190(lines 190 193) no Hoare annotation was computed. [2019-01-12 09:13:13,147 INFO L448 ceAbstractionStarter]: For program point L190-2(lines 188 193) no Hoare annotation was computed. [2019-01-12 09:13:13,147 INFO L448 ceAbstractionStarter]: For program point L58-1(lines 58 62) no Hoare annotation was computed. [2019-01-12 09:13:13,147 INFO L444 ceAbstractionStarter]: At program point L58-2(lines 58 62) the Hoare annotation is: false [2019-01-12 09:13:13,147 INFO L448 ceAbstractionStarter]: For program point L58-3(lines 58 62) no Hoare annotation was computed. [2019-01-12 09:13:13,147 INFO L448 ceAbstractionStarter]: For program point L58-5(lines 58 62) no Hoare annotation was computed. [2019-01-12 09:13:13,147 INFO L444 ceAbstractionStarter]: At program point L58-6(lines 58 62) the Hoare annotation is: false [2019-01-12 09:13:13,147 INFO L448 ceAbstractionStarter]: For program point L58-7(lines 58 62) no Hoare annotation was computed. [2019-01-12 09:13:13,148 INFO L448 ceAbstractionStarter]: For program point L158(lines 158 182) no Hoare annotation was computed. [2019-01-12 09:13:13,151 INFO L448 ceAbstractionStarter]: For program point L158-1(lines 121 216) no Hoare annotation was computed. [2019-01-12 09:13:13,151 INFO L448 ceAbstractionStarter]: For program point L125-1(lines 125 129) no Hoare annotation was computed. [2019-01-12 09:13:13,151 INFO L444 ceAbstractionStarter]: At program point L125-2(lines 125 129) the Hoare annotation is: (let ((.cse0 (= (bvadd |ULTIMATE.start_isnan_float_#res| (_ bv4294967295 32)) (_ bv0 32)))) (or (and .cse0 (not (fp.eq ULTIMATE.start___ieee754_atan2f_~x ULTIMATE.start___ieee754_atan2f_~x)) (not (fp.eq ULTIMATE.start_main_~x~0 ULTIMATE.start_main_~x~0))) (and .cse0 (not (fp.eq ULTIMATE.start___ieee754_atan2f_~y ULTIMATE.start___ieee754_atan2f_~y)) (not (fp.eq ULTIMATE.start_main_~y~0 ULTIMATE.start_main_~y~0))))) [2019-01-12 09:13:13,151 INFO L448 ceAbstractionStarter]: For program point L125-3(lines 125 129) no Hoare annotation was computed. [2019-01-12 09:13:13,151 INFO L448 ceAbstractionStarter]: For program point L159(lines 159 181) no Hoare annotation was computed. [2019-01-12 09:13:13,151 INFO L444 ceAbstractionStarter]: At program point L27(lines 15 28) the Hoare annotation is: false [2019-01-12 09:13:13,152 INFO L444 ceAbstractionStarter]: At program point L27-1(lines 15 28) the Hoare annotation is: false [2019-01-12 09:13:13,152 INFO L444 ceAbstractionStarter]: At program point L27-2(lines 15 28) the Hoare annotation is: false [2019-01-12 09:13:13,152 INFO L448 ceAbstractionStarter]: For program point L160(lines 160 169) no Hoare annotation was computed. [2019-01-12 09:13:13,152 INFO L448 ceAbstractionStarter]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2019-01-12 09:13:13,152 INFO L448 ceAbstractionStarter]: For program point L227(line 227) no Hoare annotation was computed. [2019-01-12 09:13:13,152 INFO L448 ceAbstractionStarter]: For program point L194(lines 194 215) no Hoare annotation was computed. [2019-01-12 09:13:13,152 INFO L448 ceAbstractionStarter]: For program point L227-2(lines 227 237) no Hoare annotation was computed. [2019-01-12 09:13:13,152 INFO L448 ceAbstractionStarter]: For program point L161(line 161) no Hoare annotation was computed. [2019-01-12 09:13:13,152 INFO L448 ceAbstractionStarter]: For program point L227-4(lines 227 237) no Hoare annotation was computed. [2019-01-12 09:13:13,152 INFO L448 ceAbstractionStarter]: For program point L195(line 195) no Hoare annotation was computed. [2019-01-12 09:13:13,152 INFO L448 ceAbstractionStarter]: For program point L163(line 163) no Hoare annotation was computed. [2019-01-12 09:13:13,153 INFO L448 ceAbstractionStarter]: For program point L64(lines 64 71) no Hoare annotation was computed. [2019-01-12 09:13:13,155 INFO L448 ceAbstractionStarter]: For program point L64-1(lines 64 71) no Hoare annotation was computed. [2019-01-12 09:13:13,155 INFO L448 ceAbstractionStarter]: For program point L197(line 197) no Hoare annotation was computed. [2019-01-12 09:13:13,155 INFO L448 ceAbstractionStarter]: For program point L131-1(lines 131 135) no Hoare annotation was computed. [2019-01-12 09:13:13,156 INFO L444 ceAbstractionStarter]: At program point L131-2(lines 131 135) the Hoare annotation is: (let ((.cse1 (= (bvadd |ULTIMATE.start_isnan_float_#res| (_ bv4294967295 32)) (_ bv0 32)))) (or (and (exists ((ULTIMATE.start___ieee754_atan2f_~hx~1 (_ BitVec 32))) (and (not (let ((.cse0 (fp ((_ extract 31 31) ULTIMATE.start___ieee754_atan2f_~hx~1) ((_ extract 30 23) ULTIMATE.start___ieee754_atan2f_~hx~1) ((_ extract 22 0) ULTIMATE.start___ieee754_atan2f_~hx~1)))) (fp.eq .cse0 .cse0))) (= (bvand (_ bv2147483647 32) ULTIMATE.start___ieee754_atan2f_~hx~1) ULTIMATE.start___ieee754_atan2f_~ix~2))) .cse1 (not (let ((.cse2 (fp ((_ extract 31 31) ULTIMATE.start___ieee754_atan2f_~hx~1) ((_ extract 30 23) ULTIMATE.start___ieee754_atan2f_~hx~1) ((_ extract 22 0) ULTIMATE.start___ieee754_atan2f_~hx~1)))) (fp.eq .cse2 .cse2))) (not (fp.eq ULTIMATE.start___ieee754_atan2f_~x ULTIMATE.start___ieee754_atan2f_~x)) (not (fp.eq ULTIMATE.start_main_~x~0 ULTIMATE.start_main_~x~0))) (and .cse1 (not (fp.eq ULTIMATE.start___ieee754_atan2f_~y ULTIMATE.start___ieee754_atan2f_~y)) (not (fp.eq ULTIMATE.start_main_~y~0 ULTIMATE.start_main_~y~0))))) [2019-01-12 09:13:13,156 INFO L448 ceAbstractionStarter]: For program point L65(lines 65 66) no Hoare annotation was computed. [2019-01-12 09:13:13,156 INFO L448 ceAbstractionStarter]: For program point L131-3(lines 131 135) no Hoare annotation was computed. [2019-01-12 09:13:13,156 INFO L448 ceAbstractionStarter]: For program point L65-1(lines 65 66) no Hoare annotation was computed. [2019-01-12 09:13:13,156 INFO L448 ceAbstractionStarter]: For program point L-1(line -1) no Hoare annotation was computed. [2019-01-12 09:13:13,156 INFO L448 ceAbstractionStarter]: For program point L165(line 165) no Hoare annotation was computed. [2019-01-12 09:13:13,156 INFO L448 ceAbstractionStarter]: For program point L199-1(lines 199 203) no Hoare annotation was computed. [2019-01-12 09:13:13,157 INFO L444 ceAbstractionStarter]: At program point L199-2(lines 199 203) the Hoare annotation is: false [2019-01-12 09:13:13,157 INFO L448 ceAbstractionStarter]: For program point L67(lines 67 70) no Hoare annotation was computed. [2019-01-12 09:13:13,157 INFO L448 ceAbstractionStarter]: For program point L67-1(lines 67 70) no Hoare annotation was computed. [2019-01-12 09:13:13,157 INFO L448 ceAbstractionStarter]: For program point L233(lines 233 236) no Hoare annotation was computed. [2019-01-12 09:13:13,157 INFO L448 ceAbstractionStarter]: For program point L167(line 167) no Hoare annotation was computed. [2019-01-12 09:13:13,175 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_atan2f_~y,QUANTIFIED] [2019-01-12 09:13:13,176 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_atan2f_~y,QUANTIFIED] [2019-01-12 09:13:13,177 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2019-01-12 09:13:13,177 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_atan2f_~x,QUANTIFIED] [2019-01-12 09:13:13,177 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_atan2f_~y,QUANTIFIED] [2019-01-12 09:13:13,177 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_atan2f_~x,QUANTIFIED] [2019-01-12 09:13:13,178 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_atan2f_~x,QUANTIFIED] [2019-01-12 09:13:13,179 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2019-01-12 09:13:13,179 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_atan2f_~x,QUANTIFIED] [2019-01-12 09:13:13,179 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_atan2f_~y,QUANTIFIED] [2019-01-12 09:13:13,181 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_atan2f_~y,QUANTIFIED] [2019-01-12 09:13:13,181 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_atan2f_~y,QUANTIFIED] [2019-01-12 09:13:13,182 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2019-01-12 09:13:13,182 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_atan2f_~x,QUANTIFIED] [2019-01-12 09:13:13,182 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_atan2f_~y,QUANTIFIED] [2019-01-12 09:13:13,182 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_atan2f_~x,QUANTIFIED] [2019-01-12 09:13:13,182 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_atan2f_~x,QUANTIFIED] [2019-01-12 09:13:13,183 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2019-01-12 09:13:13,183 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_atan2f_~x,QUANTIFIED] [2019-01-12 09:13:13,183 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_atan2f_~y,QUANTIFIED] [2019-01-12 09:13:13,186 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_atan2f_~hx~1,QUANTIFIED] [2019-01-12 09:13:13,187 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_atan2f_~hx~1,QUANTIFIED] [2019-01-12 09:13:13,187 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_atan2f_~hx~1,QUANTIFIED] [2019-01-12 09:13:13,187 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_atan2f_~hx~1,QUANTIFIED] [2019-01-12 09:13:13,188 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_atan2f_~hx~1,QUANTIFIED] [2019-01-12 09:13:13,188 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_atan2f_~hx~1,QUANTIFIED] [2019-01-12 09:13:13,188 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_atan2f_~hx~1,QUANTIFIED] [2019-01-12 09:13:13,190 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_atan2f_~hx~1,QUANTIFIED] [2019-01-12 09:13:13,190 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_atan2f_~hx~1,QUANTIFIED] [2019-01-12 09:13:13,191 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_atan2f_~hx~1,QUANTIFIED] [2019-01-12 09:13:13,191 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_atan2f_~hx~1,QUANTIFIED] [2019-01-12 09:13:13,191 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_atan2f_~hx~1,QUANTIFIED] [2019-01-12 09:13:13,191 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_atan2f_~hx~1,QUANTIFIED] [2019-01-12 09:13:13,191 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_atan2f_~hx~1,QUANTIFIED] [2019-01-12 09:13:13,195 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_atan2f_~y,QUANTIFIED] [2019-01-12 09:13:13,195 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_atan2f_~y,QUANTIFIED] [2019-01-12 09:13:13,195 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2019-01-12 09:13:13,196 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_atan2f_~x,QUANTIFIED] [2019-01-12 09:13:13,196 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_atan2f_~y,QUANTIFIED] [2019-01-12 09:13:13,196 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_atan2f_~x,QUANTIFIED] [2019-01-12 09:13:13,196 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_atan2f_~x,QUANTIFIED] [2019-01-12 09:13:13,197 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2019-01-12 09:13:13,198 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_atan2f_~x,QUANTIFIED] [2019-01-12 09:13:13,198 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_atan2f_~y,QUANTIFIED] [2019-01-12 09:13:13,199 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_atan2f_~y,QUANTIFIED] [2019-01-12 09:13:13,200 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_atan2f_~y,QUANTIFIED] [2019-01-12 09:13:13,200 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2019-01-12 09:13:13,200 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_atan2f_~x,QUANTIFIED] [2019-01-12 09:13:13,200 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_atan2f_~y,QUANTIFIED] [2019-01-12 09:13:13,201 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_atan2f_~x,QUANTIFIED] [2019-01-12 09:13:13,202 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_atan2f_~x,QUANTIFIED] [2019-01-12 09:13:13,202 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2019-01-12 09:13:13,202 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_atan2f_~x,QUANTIFIED] [2019-01-12 09:13:13,202 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_atan2f_~y,QUANTIFIED] [2019-01-12 09:13:13,206 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 12.01 09:13:13 BoogieIcfgContainer [2019-01-12 09:13:13,206 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2019-01-12 09:13:13,206 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2019-01-12 09:13:13,206 INFO L271 PluginConnector]: Initializing Witness Printer... [2019-01-12 09:13:13,207 INFO L276 PluginConnector]: Witness Printer initialized [2019-01-12 09:13:13,207 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 12.01 09:12:49" (3/4) ... [2019-01-12 09:13:13,213 INFO L144 WitnessPrinter]: Generating witness for correct program [2019-01-12 09:13:13,240 INFO L905 BoogieBacktranslator]: Reduced CFG by removing 20 nodes and edges [2019-01-12 09:13:13,247 INFO L905 BoogieBacktranslator]: Reduced CFG by removing 10 nodes and edges [2019-01-12 09:13:13,248 INFO L905 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2019-01-12 09:13:13,287 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (\result == 0bv32 && ~fp.eq~FLOAT(x, x)) || (~bvadd64(\result, 4294967295bv32) == 0bv32 && !~fp.eq~FLOAT(x, x)) [2019-01-12 09:13:13,288 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((~fp.eq~FLOAT(y, y) && \result == 0bv32) || (~bvadd64(\result, 4294967295bv32) == 0bv32 && !~fp.eq~FLOAT(y, y))) && ((aux-isnan_float(x) || isnan_float(y)-aux && !~fp.eq~FLOAT(x, x)) || (!aux-isnan_float(x) || isnan_float(y)-aux && ~fp.eq~FLOAT(x, x))) [2019-01-12 09:13:13,288 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((~bvadd64(\result, 4294967295bv32) == 0bv32 && !~fp.eq~FLOAT(x, x)) && !~fp.eq~FLOAT(x, x)) || ((~bvadd64(\result, 4294967295bv32) == 0bv32 && !~fp.eq~FLOAT(y, y)) && !~fp.eq~FLOAT(y, y)) [2019-01-12 09:13:13,290 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((\exists ULTIMATE.start___ieee754_atan2f_~hx~1 : bv32 :: !~fp.eq~FLOAT(~fp~LONGDOUBLE(ULTIMATE.start___ieee754_atan2f_~hx~1[31:31], ULTIMATE.start___ieee754_atan2f_~hx~1[30:23], ULTIMATE.start___ieee754_atan2f_~hx~1[22:0]), ~fp~LONGDOUBLE(ULTIMATE.start___ieee754_atan2f_~hx~1[31:31], ULTIMATE.start___ieee754_atan2f_~hx~1[30:23], ULTIMATE.start___ieee754_atan2f_~hx~1[22:0])) && ~bvand32(2147483647bv32, ULTIMATE.start___ieee754_atan2f_~hx~1) == ix) && ~bvadd64(\result, 4294967295bv32) == 0bv32) && !~fp.eq~FLOAT(~fp~LONGDOUBLE(hx[31:31], hx[30:23], hx[22:0]), ~fp~LONGDOUBLE(hx[31:31], hx[30:23], hx[22:0]))) && !~fp.eq~FLOAT(x, x)) && !~fp.eq~FLOAT(x, x)) || ((~bvadd64(\result, 4294967295bv32) == 0bv32 && !~fp.eq~FLOAT(y, y)) && !~fp.eq~FLOAT(y, y)) [2019-01-12 09:13:13,291 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((~bvadd64(\result, 4294967295bv32) == 0bv32 && (\exists ULTIMATE.start___ieee754_atan2f_~y : C_FLOAT, ULTIMATE.start___ieee754_atan2f_~x : C_FLOAT :: !~fp.eq~FLOAT(ULTIMATE.start___ieee754_atan2f_~y, ULTIMATE.start___ieee754_atan2f_~y) && ~fp.add~FLOAT(~roundNearestTiesToEven, ULTIMATE.start___ieee754_atan2f_~x, ULTIMATE.start___ieee754_atan2f_~y) == \result)) && !~fp.eq~FLOAT(y, y)) && !~fp.eq~FLOAT(y, y)) || (((~bvadd64(\result, 4294967295bv32) == 0bv32 && !~fp.eq~FLOAT(x, x)) && (\exists ULTIMATE.start___ieee754_atan2f_~y : C_FLOAT, ULTIMATE.start___ieee754_atan2f_~x : C_FLOAT :: !~fp.eq~FLOAT(ULTIMATE.start___ieee754_atan2f_~x, ULTIMATE.start___ieee754_atan2f_~x) && ~fp.add~FLOAT(~roundNearestTiesToEven, ULTIMATE.start___ieee754_atan2f_~x, ULTIMATE.start___ieee754_atan2f_~y) == \result)) && !~fp.eq~FLOAT(x, x)) [2019-01-12 09:13:13,294 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((~bvadd64(\result, 4294967295bv32) == 0bv32 && (\exists ULTIMATE.start___ieee754_atan2f_~y : C_FLOAT, ULTIMATE.start___ieee754_atan2f_~x : C_FLOAT :: !~fp.eq~FLOAT(ULTIMATE.start___ieee754_atan2f_~y, ULTIMATE.start___ieee754_atan2f_~y) && ~fp.add~FLOAT(~roundNearestTiesToEven, ULTIMATE.start___ieee754_atan2f_~x, ULTIMATE.start___ieee754_atan2f_~y) == \result)) && !~fp.eq~FLOAT(y, y)) && !~fp.eq~FLOAT(y, y)) || (((~bvadd64(\result, 4294967295bv32) == 0bv32 && !~fp.eq~FLOAT(x, x)) && (\exists ULTIMATE.start___ieee754_atan2f_~y : C_FLOAT, ULTIMATE.start___ieee754_atan2f_~x : C_FLOAT :: !~fp.eq~FLOAT(ULTIMATE.start___ieee754_atan2f_~x, ULTIMATE.start___ieee754_atan2f_~x) && ~fp.add~FLOAT(~roundNearestTiesToEven, ULTIMATE.start___ieee754_atan2f_~x, ULTIMATE.start___ieee754_atan2f_~y) == \result)) && !~fp.eq~FLOAT(x, x)) [2019-01-12 09:13:13,407 INFO L145 WitnessManager]: Wrote witness to /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/witness.graphml [2019-01-12 09:13:13,408 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2019-01-12 09:13:13,409 INFO L168 Benchmark]: Toolchain (without parser) took 47070.54 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 185.1 MB). Free memory was 952.7 MB in the beginning and 1.1 GB in the end (delta: -155.0 MB). Peak memory consumption was 30.1 MB. Max. memory is 11.5 GB. [2019-01-12 09:13:13,409 INFO L168 Benchmark]: CDTParser took 0.32 ms. Allocated memory is still 1.0 GB. Free memory is still 978.2 MB. There was no memory consumed. Max. memory is 11.5 GB. [2019-01-12 09:13:13,410 INFO L168 Benchmark]: CACSL2BoogieTranslator took 585.11 ms. Allocated memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: 112.7 MB). Free memory was 952.7 MB in the beginning and 1.1 GB in the end (delta: -146.7 MB). Peak memory consumption was 29.5 MB. Max. memory is 11.5 GB. [2019-01-12 09:13:13,411 INFO L168 Benchmark]: Boogie Procedure Inliner took 85.82 ms. Allocated memory is still 1.1 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 6.8 MB). Peak memory consumption was 6.8 MB. Max. memory is 11.5 GB. [2019-01-12 09:13:13,411 INFO L168 Benchmark]: Boogie Preprocessor took 87.57 ms. Allocated memory is still 1.1 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. [2019-01-12 09:13:13,412 INFO L168 Benchmark]: RCFGBuilder took 22756.80 ms. Allocated memory is still 1.1 GB. Free memory was 1.1 GB in the beginning and 1.0 GB in the end (delta: 66.3 MB). Peak memory consumption was 66.3 MB. Max. memory is 11.5 GB. [2019-01-12 09:13:13,412 INFO L168 Benchmark]: TraceAbstraction took 23348.77 ms. Allocated memory was 1.1 GB in the beginning and 1.2 GB in the end (delta: 72.4 MB). Free memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: -88.8 MB). There was no memory consumed. Max. memory is 11.5 GB. [2019-01-12 09:13:13,412 INFO L168 Benchmark]: Witness Printer took 201.62 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 7.4 MB). Peak memory consumption was 7.4 MB. Max. memory is 11.5 GB. [2019-01-12 09:13:13,417 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.32 ms. Allocated memory is still 1.0 GB. Free memory is still 978.2 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 585.11 ms. Allocated memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: 112.7 MB). Free memory was 952.7 MB in the beginning and 1.1 GB in the end (delta: -146.7 MB). Peak memory consumption was 29.5 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 85.82 ms. Allocated memory is still 1.1 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 6.8 MB). Peak memory consumption was 6.8 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 87.57 ms. Allocated memory is still 1.1 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. * RCFGBuilder took 22756.80 ms. Allocated memory is still 1.1 GB. Free memory was 1.1 GB in the beginning and 1.0 GB in the end (delta: 66.3 MB). Peak memory consumption was 66.3 MB. Max. memory is 11.5 GB. * TraceAbstraction took 23348.77 ms. Allocated memory was 1.1 GB in the beginning and 1.2 GB in the end (delta: 72.4 MB). Free memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: -88.8 MB). There was no memory consumed. Max. memory is 11.5 GB. * Witness Printer took 201.62 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 7.4 MB). Peak memory consumption was 7.4 MB. Max. memory is 11.5 GB. * Results from de.uni_freiburg.informatik.ultimate.boogie.preprocessor: - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_atan2f_~y,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_atan2f_~y,QUANTIFIED] - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_atan2f_~x,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_atan2f_~y,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_atan2f_~x,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_atan2f_~x,QUANTIFIED] - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_atan2f_~x,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_atan2f_~y,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_atan2f_~y,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_atan2f_~y,QUANTIFIED] - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_atan2f_~x,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_atan2f_~y,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_atan2f_~x,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_atan2f_~x,QUANTIFIED] - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_atan2f_~x,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_atan2f_~y,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_atan2f_~hx~1,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_atan2f_~hx~1,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_atan2f_~hx~1,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_atan2f_~hx~1,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_atan2f_~hx~1,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_atan2f_~hx~1,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_atan2f_~hx~1,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_atan2f_~hx~1,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_atan2f_~hx~1,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_atan2f_~hx~1,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_atan2f_~hx~1,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_atan2f_~hx~1,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_atan2f_~hx~1,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_atan2f_~hx~1,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_atan2f_~y,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_atan2f_~y,QUANTIFIED] - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_atan2f_~x,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_atan2f_~y,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_atan2f_~x,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_atan2f_~x,QUANTIFIED] - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_atan2f_~x,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_atan2f_~y,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_atan2f_~y,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_atan2f_~y,QUANTIFIED] - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_atan2f_~x,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_atan2f_~y,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_atan2f_~x,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_atan2f_~x,QUANTIFIED] - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_atan2f_~x,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_atan2f_~y,QUANTIFIED] * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 234]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - AllSpecificationsHoldResult: All specifications hold 1 specifications checked. All of them hold - InvariantResult [Line: 218]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 54]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 17]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 15]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 199]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 15]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 125]: Loop Invariant Derived loop invariant: ((~bvadd64(\result, 4294967295bv32) == 0bv32 && !~fp.eq~FLOAT(x, x)) && !~fp.eq~FLOAT(x, x)) || ((~bvadd64(\result, 4294967295bv32) == 0bv32 && !~fp.eq~FLOAT(y, y)) && !~fp.eq~FLOAT(y, y)) - InvariantResult [Line: 17]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 58]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 13]: Loop Invariant [2019-01-12 09:13:13,433 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_atan2f_~y,QUANTIFIED] [2019-01-12 09:13:13,433 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_atan2f_~y,QUANTIFIED] [2019-01-12 09:13:13,433 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2019-01-12 09:13:13,434 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_atan2f_~x,QUANTIFIED] [2019-01-12 09:13:13,434 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_atan2f_~y,QUANTIFIED] [2019-01-12 09:13:13,434 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_atan2f_~x,QUANTIFIED] [2019-01-12 09:13:13,434 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_atan2f_~x,QUANTIFIED] [2019-01-12 09:13:13,434 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2019-01-12 09:13:13,434 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_atan2f_~x,QUANTIFIED] [2019-01-12 09:13:13,435 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_atan2f_~y,QUANTIFIED] [2019-01-12 09:13:13,435 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_atan2f_~y,QUANTIFIED] [2019-01-12 09:13:13,435 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_atan2f_~y,QUANTIFIED] [2019-01-12 09:13:13,436 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2019-01-12 09:13:13,439 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_atan2f_~x,QUANTIFIED] [2019-01-12 09:13:13,439 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_atan2f_~y,QUANTIFIED] [2019-01-12 09:13:13,439 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_atan2f_~x,QUANTIFIED] [2019-01-12 09:13:13,439 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_atan2f_~x,QUANTIFIED] [2019-01-12 09:13:13,440 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2019-01-12 09:13:13,440 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_atan2f_~x,QUANTIFIED] [2019-01-12 09:13:13,440 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_atan2f_~y,QUANTIFIED] Derived loop invariant: (((~bvadd64(\result, 4294967295bv32) == 0bv32 && (\exists ULTIMATE.start___ieee754_atan2f_~y : C_FLOAT, ULTIMATE.start___ieee754_atan2f_~x : C_FLOAT :: !~fp.eq~FLOAT(ULTIMATE.start___ieee754_atan2f_~y, ULTIMATE.start___ieee754_atan2f_~y) && ~fp.add~FLOAT(~roundNearestTiesToEven, ULTIMATE.start___ieee754_atan2f_~x, ULTIMATE.start___ieee754_atan2f_~y) == \result)) && !~fp.eq~FLOAT(y, y)) && !~fp.eq~FLOAT(y, y)) || (((~bvadd64(\result, 4294967295bv32) == 0bv32 && !~fp.eq~FLOAT(x, x)) && (\exists ULTIMATE.start___ieee754_atan2f_~y : C_FLOAT, ULTIMATE.start___ieee754_atan2f_~x : C_FLOAT :: !~fp.eq~FLOAT(ULTIMATE.start___ieee754_atan2f_~x, ULTIMATE.start___ieee754_atan2f_~x) && ~fp.add~FLOAT(~roundNearestTiesToEven, ULTIMATE.start___ieee754_atan2f_~x, ULTIMATE.start___ieee754_atan2f_~y) == \result)) && !~fp.eq~FLOAT(x, x)) - InvariantResult [Line: 54]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 17]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 131]: Loop Invariant [2019-01-12 09:13:13,445 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_atan2f_~hx~1,QUANTIFIED] [2019-01-12 09:13:13,445 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_atan2f_~hx~1,QUANTIFIED] [2019-01-12 09:13:13,445 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_atan2f_~hx~1,QUANTIFIED] [2019-01-12 09:13:13,445 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_atan2f_~hx~1,QUANTIFIED] [2019-01-12 09:13:13,446 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_atan2f_~hx~1,QUANTIFIED] [2019-01-12 09:13:13,446 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_atan2f_~hx~1,QUANTIFIED] [2019-01-12 09:13:13,446 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_atan2f_~hx~1,QUANTIFIED] [2019-01-12 09:13:13,447 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_atan2f_~hx~1,QUANTIFIED] [2019-01-12 09:13:13,447 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_atan2f_~hx~1,QUANTIFIED] [2019-01-12 09:13:13,447 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_atan2f_~hx~1,QUANTIFIED] [2019-01-12 09:13:13,448 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_atan2f_~hx~1,QUANTIFIED] [2019-01-12 09:13:13,448 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_atan2f_~hx~1,QUANTIFIED] [2019-01-12 09:13:13,448 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_atan2f_~hx~1,QUANTIFIED] [2019-01-12 09:13:13,448 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_atan2f_~hx~1,QUANTIFIED] Derived loop invariant: (((((\exists ULTIMATE.start___ieee754_atan2f_~hx~1 : bv32 :: !~fp.eq~FLOAT(~fp~LONGDOUBLE(ULTIMATE.start___ieee754_atan2f_~hx~1[31:31], ULTIMATE.start___ieee754_atan2f_~hx~1[30:23], ULTIMATE.start___ieee754_atan2f_~hx~1[22:0]), ~fp~LONGDOUBLE(ULTIMATE.start___ieee754_atan2f_~hx~1[31:31], ULTIMATE.start___ieee754_atan2f_~hx~1[30:23], ULTIMATE.start___ieee754_atan2f_~hx~1[22:0])) && ~bvand32(2147483647bv32, ULTIMATE.start___ieee754_atan2f_~hx~1) == ix) && ~bvadd64(\result, 4294967295bv32) == 0bv32) && !~fp.eq~FLOAT(~fp~LONGDOUBLE(hx[31:31], hx[30:23], hx[22:0]), ~fp~LONGDOUBLE(hx[31:31], hx[30:23], hx[22:0]))) && !~fp.eq~FLOAT(x, x)) && !~fp.eq~FLOAT(x, x)) || ((~bvadd64(\result, 4294967295bv32) == 0bv32 && !~fp.eq~FLOAT(y, y)) && !~fp.eq~FLOAT(y, y)) - InvariantResult [Line: 13]: Loop Invariant Derived loop invariant: ((~fp.eq~FLOAT(y, y) && \result == 0bv32) || (~bvadd64(\result, 4294967295bv32) == 0bv32 && !~fp.eq~FLOAT(y, y))) && ((aux-isnan_float(x) || isnan_float(y)-aux && !~fp.eq~FLOAT(x, x)) || (!aux-isnan_float(x) || isnan_float(y)-aux && ~fp.eq~FLOAT(x, x))) - InvariantResult [Line: 13]: Loop Invariant Derived loop invariant: (\result == 0bv32 && ~fp.eq~FLOAT(x, x)) || (~bvadd64(\result, 4294967295bv32) == 0bv32 && !~fp.eq~FLOAT(x, x)) - InvariantResult [Line: 58]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 121]: Loop Invariant [2019-01-12 09:13:13,452 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_atan2f_~y,QUANTIFIED] [2019-01-12 09:13:13,452 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_atan2f_~y,QUANTIFIED] [2019-01-12 09:13:13,453 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2019-01-12 09:13:13,453 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_atan2f_~x,QUANTIFIED] [2019-01-12 09:13:13,453 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_atan2f_~y,QUANTIFIED] [2019-01-12 09:13:13,453 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_atan2f_~x,QUANTIFIED] [2019-01-12 09:13:13,453 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_atan2f_~x,QUANTIFIED] [2019-01-12 09:13:13,454 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2019-01-12 09:13:13,454 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_atan2f_~x,QUANTIFIED] [2019-01-12 09:13:13,454 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_atan2f_~y,QUANTIFIED] [2019-01-12 09:13:13,460 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_atan2f_~y,QUANTIFIED] [2019-01-12 09:13:13,460 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_atan2f_~y,QUANTIFIED] [2019-01-12 09:13:13,460 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2019-01-12 09:13:13,460 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_atan2f_~x,QUANTIFIED] [2019-01-12 09:13:13,461 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_atan2f_~y,QUANTIFIED] [2019-01-12 09:13:13,461 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_atan2f_~x,QUANTIFIED] [2019-01-12 09:13:13,461 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_atan2f_~x,QUANTIFIED] [2019-01-12 09:13:13,461 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2019-01-12 09:13:13,462 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_atan2f_~x,QUANTIFIED] [2019-01-12 09:13:13,462 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_atan2f_~y,QUANTIFIED] Derived loop invariant: (((~bvadd64(\result, 4294967295bv32) == 0bv32 && (\exists ULTIMATE.start___ieee754_atan2f_~y : C_FLOAT, ULTIMATE.start___ieee754_atan2f_~x : C_FLOAT :: !~fp.eq~FLOAT(ULTIMATE.start___ieee754_atan2f_~y, ULTIMATE.start___ieee754_atan2f_~y) && ~fp.add~FLOAT(~roundNearestTiesToEven, ULTIMATE.start___ieee754_atan2f_~x, ULTIMATE.start___ieee754_atan2f_~y) == \result)) && !~fp.eq~FLOAT(y, y)) && !~fp.eq~FLOAT(y, y)) || (((~bvadd64(\result, 4294967295bv32) == 0bv32 && !~fp.eq~FLOAT(x, x)) && (\exists ULTIMATE.start___ieee754_atan2f_~y : C_FLOAT, ULTIMATE.start___ieee754_atan2f_~x : C_FLOAT :: !~fp.eq~FLOAT(ULTIMATE.start___ieee754_atan2f_~x, ULTIMATE.start___ieee754_atan2f_~x) && ~fp.add~FLOAT(~roundNearestTiesToEven, ULTIMATE.start___ieee754_atan2f_~x, ULTIMATE.start___ieee754_atan2f_~y) == \result)) && !~fp.eq~FLOAT(x, x)) - InvariantResult [Line: 15]: Loop Invariant Derived loop invariant: 0 - StatisticsResult: Ultimate Automizer benchmark data CFG has 1 procedures, 115 locations, 1 error locations. SAFE Result, 23.2s OverallTime, 5 OverallIterations, 1 TraceHistogramMax, 18.0s AutomataDifference, 0.0s DeadEndRemovalTime, 1.8s HoareAnnotationTime, HoareTripleCheckerStatistics: 780 SDtfs, 1092 SDslu, 3305 SDs, 0 SdLazy, 248 SolverSat, 20 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 13.5s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 104 GetRequests, 61 SyntacticMatches, 0 SemanticMatches, 43 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 25 ImplicationChecksByTransitivity, 5.4s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=124occurred in iteration=3, 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, 5 MinimizatonAttempts, 191 StatesRemovedByMinimization, 2 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 18 LocationsWithAnnotation, 18 PreInvPairs, 27 NumberOfFragments, 265 HoareAnnotationTreeSize, 18 FomulaSimplifications, 36 FormulaSimplificationTreeSizeReduction, 0.0s HoareSimplificationTime, 18 FomulaSimplificationsInter, 0 FormulaSimplificationTreeSizeReductionInter, 1.7s HoareSimplificationTimeInter, RefinementEngineStatistics: TraceCheckStatistics: 0.0s SsaConstructionTime, 0.6s SatisfiabilityAnalysisTime, 2.1s InterpolantComputationTime, 90 NumberOfCodeBlocks, 90 NumberOfCodeBlocksAsserted, 5 NumberOfCheckSat, 85 ConstructedInterpolants, 10 QuantifiedInterpolants, 10008 SizeOfPredicates, 46 NumberOfNonLiveVariables, 559 ConjunctsInSsa, 57 ConjunctsInUnsatCore, 5 InterpolantComputations, 5 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, InvariantSynthesisStatistics: No data available, InterpolantConsolidationStatistics: No data available, ReuseStatistics: No data available RESULT: Ultimate proved your program to be correct! [MP z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Forcibly destroying the process Received shutdown request...