/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/Ultimate.py --spec ../../../trunk/examples/svcomp/ReachSafety.prp --file ../../../trunk/examples/svcomp/float-newlib/float_req_bl_0663a_true-unreach-call.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 40ef5092 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 ../../../trunk/examples/svcomp/float-newlib/float_req_bl_0663a_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 4efa6b9ac5f17994ac853fda671607d1380ebffe ....................................................................................................................................................................................................................................................................................................................................................................................................................... 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 ../../../trunk/examples/svcomp/float-newlib/float_req_bl_0663a_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 4efa6b9ac5f17994ac853fda671607d1380ebffe ........................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: TRUE --- Real Ultimate output --- This is Ultimate 0.1.23-40ef509 [2018-09-20 15:15:44,719 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-09-20 15:15:44,721 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-09-20 15:15:44,738 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-09-20 15:15:44,738 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-09-20 15:15:44,740 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-09-20 15:15:44,741 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-09-20 15:15:44,742 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-09-20 15:15:44,744 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-09-20 15:15:44,745 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-09-20 15:15:44,745 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-09-20 15:15:44,746 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-09-20 15:15:44,747 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-09-20 15:15:44,749 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-09-20 15:15:44,750 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-09-20 15:15:44,751 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-09-20 15:15:44,755 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-09-20 15:15:44,757 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-09-20 15:15:44,760 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-09-20 15:15:44,765 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-09-20 15:15:44,766 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-09-20 15:15:44,767 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-09-20 15:15:44,769 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-09-20 15:15:44,769 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-09-20 15:15:44,769 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-09-20 15:15:44,770 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-09-20 15:15:44,771 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-09-20 15:15:44,772 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-09-20 15:15:44,773 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-09-20 15:15:44,774 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-09-20 15:15:44,774 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-09-20 15:15:44,774 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-09-20 15:15:44,775 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-09-20 15:15:44,775 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-09-20 15:15:44,776 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-09-20 15:15:44,776 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-09-20 15:15:44,777 INFO L98 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2018-09-20 15:15:44,791 INFO L110 SettingsManager]: Loading preferences was successful [2018-09-20 15:15:44,791 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-09-20 15:15:44,792 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-09-20 15:15:44,792 INFO L133 SettingsManager]: * to procedures, called more than once=true [2018-09-20 15:15:44,793 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-09-20 15:15:44,793 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-09-20 15:15:44,793 INFO L133 SettingsManager]: * Use SBE=true [2018-09-20 15:15:44,793 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-09-20 15:15:44,794 INFO L133 SettingsManager]: * sizeof long=4 [2018-09-20 15:15:44,794 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-09-20 15:15:44,794 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-09-20 15:15:44,794 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-09-20 15:15:44,794 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-09-20 15:15:44,795 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-09-20 15:15:44,795 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-09-20 15:15:44,795 INFO L133 SettingsManager]: * sizeof long double=12 [2018-09-20 15:15:44,795 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-09-20 15:15:44,795 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-09-20 15:15:44,796 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-09-20 15:15:44,796 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-09-20 15:15:44,796 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-09-20 15:15:44,796 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-09-20 15:15:44,796 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-09-20 15:15:44,796 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-09-20 15:15:44,797 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-09-20 15:15:44,797 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-09-20 15:15:44,797 INFO L133 SettingsManager]: * Trace refinement strategy=CAMEL [2018-09-20 15:15:44,797 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-09-20 15:15:44,797 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-09-20 15:15:44,797 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 -> 4efa6b9ac5f17994ac853fda671607d1380ebffe [2018-09-20 15:15:44,860 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-09-20 15:15:44,883 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-09-20 15:15:44,887 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-09-20 15:15:44,889 INFO L271 PluginConnector]: Initializing CDTParser... [2018-09-20 15:15:44,890 INFO L276 PluginConnector]: CDTParser initialized [2018-09-20 15:15:44,890 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/float-newlib/float_req_bl_0663a_true-unreach-call.c [2018-09-20 15:15:45,275 INFO L221 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/ceff5dc0a/dd2c9a7d15114f5daddeb8815184aad3/FLAGf97ce5a48 [2018-09-20 15:15:45,474 INFO L277 CDTParser]: Found 1 translation units. [2018-09-20 15:15:45,475 INFO L159 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/float-newlib/float_req_bl_0663a_true-unreach-call.c [2018-09-20 15:15:45,485 INFO L325 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/ceff5dc0a/dd2c9a7d15114f5daddeb8815184aad3/FLAGf97ce5a48 [2018-09-20 15:15:45,501 INFO L333 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/ceff5dc0a/dd2c9a7d15114f5daddeb8815184aad3 [2018-09-20 15:15:45,505 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-09-20 15:15:45,507 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2018-09-20 15:15:45,509 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-09-20 15:15:45,509 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-09-20 15:15:45,516 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-09-20 15:15:45,517 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.09 03:15:45" (1/1) ... [2018-09-20 15:15:45,520 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@10a030d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 03:15:45, skipping insertion in model container [2018-09-20 15:15:45,520 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.09 03:15:45" (1/1) ... [2018-09-20 15:15:45,532 INFO L160 ieTranslatorObserver]: Starting translation in SV-COMP mode [2018-09-20 15:15:45,828 INFO L170 PostProcessor]: Settings: Checked method=main [2018-09-20 15:15:45,860 INFO L424 MainDispatcher]: Starting main dispatcher in SV-COMP mode [2018-09-20 15:15:45,931 INFO L170 PostProcessor]: Settings: Checked method=main [2018-09-20 15:15:45,977 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 03:15:45 WrapperNode [2018-09-20 15:15:45,978 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-09-20 15:15:45,979 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-09-20 15:15:45,979 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-09-20 15:15:45,979 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-09-20 15:15:45,991 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 03:15:45" (1/1) ... [2018-09-20 15:15:45,992 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 03:15:45" (1/1) ... [2018-09-20 15:15:46,008 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 03:15:45" (1/1) ... [2018-09-20 15:15:46,009 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 03:15:45" (1/1) ... [2018-09-20 15:15:46,022 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 03:15:45" (1/1) ... [2018-09-20 15:15:46,032 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 03:15:45" (1/1) ... [2018-09-20 15:15:46,036 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 03:15:45" (1/1) ... [2018-09-20 15:15:46,041 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-09-20 15:15:46,042 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-09-20 15:15:46,042 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-09-20 15:15:46,042 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-09-20 15:15:46,043 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 03:15:45" (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 [2018-09-20 15:15:46,218 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2018-09-20 15:15:46,218 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-09-20 15:15:46,218 INFO L138 BoogieDeclarations]: Found implementation of procedure fabs_float [2018-09-20 15:15:46,218 INFO L138 BoogieDeclarations]: Found implementation of procedure atan_float [2018-09-20 15:15:46,218 INFO L138 BoogieDeclarations]: Found implementation of procedure __ieee754_atan2f [2018-09-20 15:15:46,218 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2018-09-20 15:15:46,219 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2018-09-20 15:15:46,219 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_float [2018-09-20 15:15:46,219 INFO L130 BoogieDeclarations]: Found specification of procedure fabs_float [2018-09-20 15:15:46,219 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.alloc [2018-09-20 15:15:46,219 INFO L130 BoogieDeclarations]: Found specification of procedure write~real [2018-09-20 15:15:46,219 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2018-09-20 15:15:46,219 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2018-09-20 15:15:46,220 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2018-09-20 15:15:46,220 INFO L130 BoogieDeclarations]: Found specification of procedure read~real [2018-09-20 15:15:46,220 INFO L130 BoogieDeclarations]: Found specification of procedure atan_float [2018-09-20 15:15:46,220 INFO L130 BoogieDeclarations]: Found specification of procedure __ieee754_atan2f [2018-09-20 15:15:46,220 INFO L130 BoogieDeclarations]: Found specification of procedure main [2018-09-20 15:15:46,220 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2018-09-20 15:15:46,220 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-09-20 15:15:46,221 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int [2018-09-20 15:15:46,221 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~real [2018-09-20 15:15:47,338 INFO L365 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-09-20 15:15:47,339 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.09 03:15:47 BoogieIcfgContainer [2018-09-20 15:15:47,339 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-09-20 15:15:47,340 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2018-09-20 15:15:47,340 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2018-09-20 15:15:47,344 INFO L276 PluginConnector]: TraceAbstraction initialized [2018-09-20 15:15:47,344 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 20.09 03:15:45" (1/3) ... [2018-09-20 15:15:47,345 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@18256f8c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 20.09 03:15:47, skipping insertion in model container [2018-09-20 15:15:47,345 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 03:15:45" (2/3) ... [2018-09-20 15:15:47,346 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@18256f8c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 20.09 03:15:47, skipping insertion in model container [2018-09-20 15:15:47,346 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.09 03:15:47" (3/3) ... [2018-09-20 15:15:47,349 INFO L112 eAbstractionObserver]: Analyzing ICFG float_req_bl_0663a_true-unreach-call.c [2018-09-20 15:15:47,359 INFO L137 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2018-09-20 15:15:47,369 INFO L149 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2018-09-20 15:15:47,418 INFO L130 ementStrategyFactory]: Using default assertion order modulation [2018-09-20 15:15:47,419 INFO L381 AbstractCegarLoop]: Interprodecural is true [2018-09-20 15:15:47,419 INFO L382 AbstractCegarLoop]: Hoare is true [2018-09-20 15:15:47,420 INFO L383 AbstractCegarLoop]: Compute interpolants for FPandBP [2018-09-20 15:15:47,420 INFO L384 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2018-09-20 15:15:47,420 INFO L385 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2018-09-20 15:15:47,420 INFO L386 AbstractCegarLoop]: Difference is false [2018-09-20 15:15:47,420 INFO L387 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2018-09-20 15:15:47,421 INFO L392 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2018-09-20 15:15:47,465 INFO L276 IsEmpty]: Start isEmpty. Operand 157 states. [2018-09-20 15:15:47,472 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2018-09-20 15:15:47,473 INFO L368 BasicCegarLoop]: Found error trace [2018-09-20 15:15:47,474 INFO L376 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-09-20 15:15:47,477 INFO L423 AbstractCegarLoop]: === Iteration 1 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-09-20 15:15:47,482 INFO L82 PathProgramCache]: Analyzing trace with hash 74004840, now seen corresponding path program 1 times [2018-09-20 15:15:47,485 INFO L227 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-09-20 15:15:47,485 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-09-20 15:15:47,540 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-09-20 15:15:47,540 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-09-20 15:15:47,540 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-09-20 15:15:47,622 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-20 15:15:47,678 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-20 15:15:47,681 INFO L313 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-09-20 15:15:47,682 INFO L328 seRefinementStrategy]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2018-09-20 15:15:47,686 INFO L459 AbstractCegarLoop]: Interpolant automaton has 2 states [2018-09-20 15:15:47,702 INFO L147 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2018-09-20 15:15:47,703 INFO L148 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2018-09-20 15:15:47,706 INFO L87 Difference]: Start difference. First operand 157 states. Second operand 2 states. [2018-09-20 15:15:47,763 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-09-20 15:15:47,763 INFO L93 Difference]: Finished difference Result 305 states and 418 transitions. [2018-09-20 15:15:47,764 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2018-09-20 15:15:47,766 INFO L78 Accepts]: Start accepts. Automaton has 2 states. Word has length 19 [2018-09-20 15:15:47,766 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-09-20 15:15:47,780 INFO L225 Difference]: With dead ends: 305 [2018-09-20 15:15:47,780 INFO L226 Difference]: Without dead ends: 152 [2018-09-20 15:15:47,786 INFO L606 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 [2018-09-20 15:15:47,804 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 152 states. [2018-09-20 15:15:47,838 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 152 to 152. [2018-09-20 15:15:47,839 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 152 states. [2018-09-20 15:15:47,843 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 152 states to 152 states and 191 transitions. [2018-09-20 15:15:47,845 INFO L78 Accepts]: Start accepts. Automaton has 152 states and 191 transitions. Word has length 19 [2018-09-20 15:15:47,846 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-09-20 15:15:47,846 INFO L480 AbstractCegarLoop]: Abstraction has 152 states and 191 transitions. [2018-09-20 15:15:47,846 INFO L481 AbstractCegarLoop]: Interpolant automaton has 2 states. [2018-09-20 15:15:47,846 INFO L276 IsEmpty]: Start isEmpty. Operand 152 states and 191 transitions. [2018-09-20 15:15:47,848 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2018-09-20 15:15:47,848 INFO L368 BasicCegarLoop]: Found error trace [2018-09-20 15:15:47,849 INFO L376 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-09-20 15:15:47,849 INFO L423 AbstractCegarLoop]: === Iteration 2 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-09-20 15:15:47,849 INFO L82 PathProgramCache]: Analyzing trace with hash -139830086, now seen corresponding path program 1 times [2018-09-20 15:15:47,850 INFO L227 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-09-20 15:15:47,850 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-09-20 15:15:47,851 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-09-20 15:15:47,851 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-09-20 15:15:47,852 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-09-20 15:15:47,940 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-09-20 15:15:48,034 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-09-20 15:15:48,108 INFO L443 BasicCegarLoop]: Counterexample might be feasible [2018-09-20 15:15:48,194 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 20.09 03:15:48 BoogieIcfgContainer [2018-09-20 15:15:48,194 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2018-09-20 15:15:48,194 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2018-09-20 15:15:48,195 INFO L271 PluginConnector]: Initializing Witness Printer... [2018-09-20 15:15:48,195 INFO L276 PluginConnector]: Witness Printer initialized [2018-09-20 15:15:48,196 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.09 03:15:47" (3/4) ... [2018-09-20 15:15:48,202 INFO L147 WitnessPrinter]: No result that supports witness generation found [2018-09-20 15:15:48,203 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2018-09-20 15:15:48,204 INFO L168 Benchmark]: Toolchain (without parser) took 2699.11 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 145.8 MB). Free memory was 951.9 MB in the beginning and 1.1 GB in the end (delta: -100.9 MB). Peak memory consumption was 44.8 MB. Max. memory is 11.5 GB. [2018-09-20 15:15:48,207 INFO L168 Benchmark]: CDTParser took 0.21 ms. Allocated memory is still 1.0 GB. Free memory is still 978.7 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-09-20 15:15:48,208 INFO L168 Benchmark]: CACSL2BoogieTranslator took 469.41 ms. Allocated memory is still 1.0 GB. Free memory was 951.9 MB in the beginning and 935.8 MB in the end (delta: 16.1 MB). Peak memory consumption was 16.1 MB. Max. memory is 11.5 GB. [2018-09-20 15:15:48,209 INFO L168 Benchmark]: Boogie Preprocessor took 62.55 ms. Allocated memory is still 1.0 GB. Free memory is still 935.8 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-09-20 15:15:48,209 INFO L168 Benchmark]: RCFGBuilder took 1297.28 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 145.8 MB). Free memory was 935.8 MB in the beginning and 1.1 GB in the end (delta: -151.0 MB). Peak memory consumption was 23.2 MB. Max. memory is 11.5 GB. [2018-09-20 15:15:48,211 INFO L168 Benchmark]: TraceAbstraction took 853.65 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: 34.0 MB). Peak memory consumption was 34.0 MB. Max. memory is 11.5 GB. [2018-09-20 15:15:48,211 INFO L168 Benchmark]: Witness Printer took 8.74 ms. Allocated memory is still 1.2 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. [2018-09-20 15:15:48,217 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.21 ms. Allocated memory is still 1.0 GB. Free memory is still 978.7 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 469.41 ms. Allocated memory is still 1.0 GB. Free memory was 951.9 MB in the beginning and 935.8 MB in the end (delta: 16.1 MB). Peak memory consumption was 16.1 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 62.55 ms. Allocated memory is still 1.0 GB. Free memory is still 935.8 MB. There was no memory consumed. Max. memory is 11.5 GB. * RCFGBuilder took 1297.28 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 145.8 MB). Free memory was 935.8 MB in the beginning and 1.1 GB in the end (delta: -151.0 MB). Peak memory consumption was 23.2 MB. Max. memory is 11.5 GB. * TraceAbstraction took 853.65 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: 34.0 MB). Peak memory consumption was 34.0 MB. Max. memory is 11.5 GB. * Witness Printer took 8.74 ms. Allocated memory is still 1.2 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - UnprovableResult [Line: 229]: Unable to prove that call of __VERIFIER_error() unreachable Unable to prove that call of __VERIFIER_error() unreachable Reason: overapproximation of someBinaryFLOATComparisonOperation at line 228, overapproximation of someUnaryDOUBLEoperation at line 42, overapproximation of bitwiseAnd at line 133, overapproximation of someUnaryFLOAToperation at line 216, overapproximation of someBinaryArithmeticFLOAToperation at line 135. Possible FailurePath: [L27-L32] static const float atanhi_atan[] = { 4.6364760399e-01, 7.8539812565e-01, 9.8279368877e-01, 1.5707962513e+00, }; [L27-L32] static const float atanhi_atan[] = { 4.6364760399e-01, 7.8539812565e-01, 9.8279368877e-01, 1.5707962513e+00, }; [L27-L32] static const float atanhi_atan[] = { 4.6364760399e-01, 7.8539812565e-01, 9.8279368877e-01, 1.5707962513e+00, }; [L27-L32] static const float atanhi_atan[] = { 4.6364760399e-01, 7.8539812565e-01, 9.8279368877e-01, 1.5707962513e+00, }; [L34-L39] static const float atanlo_atan[] = { 5.0121582440e-09, 3.7748947079e-08, 3.4473217170e-08, 7.5497894159e-08, }; [L34-L39] static const float atanlo_atan[] = { 5.0121582440e-09, 3.7748947079e-08, 3.4473217170e-08, 7.5497894159e-08, }; [L34-L39] static const float atanlo_atan[] = { 5.0121582440e-09, 3.7748947079e-08, 3.4473217170e-08, 7.5497894159e-08, }; [L34-L39] static const float atanlo_atan[] = { 5.0121582440e-09, 3.7748947079e-08, 3.4473217170e-08, 7.5497894159e-08, }; [L41-L45] 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, }; [L41-L45] 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, }; [L41-L45] 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, }; [L41-L45] 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, }; [L41-L45] 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, }; [L41-L45] 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, }; [L41-L45] 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, }; [L41-L45] 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, }; [L41-L45] 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, }; [L41-L45] 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, }; [L41-L45] 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, }; [L47-L49] 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; [L115-L116] static const float tiny_atan2 = 1.0e-30, zero_atan2 = 0.0, pi_lo_atan2 = -8.7422776573e-08; VAL [\old(huge_atan)=6442450955, \old(one_atan)=6442450945, \old(pi)=6442450950, \old(pi_lo_atan2)=6442450965, \old(pi_o_2)=6442450946, \old(pi_o_4)=6442450949, \old(tiny_atan2)=6442450960, \old(zero_atan2)=6442450959, 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] [L216] float x = -0.0f; [L217] float y = __VERIFIER_nondet_float(); [L224] COND TRUE y > 0.0f VAL [huge_atan=1000000000000000000000000000000, one_atan=1, pi=3141592741/1000000000, pi_o_2=3141592741/2000000000, pi_o_4=3141592741/4000000000, tiny_atan2=1/1000000000000000000000000000000, y=6442450958, zero_atan2=0] [L225] CALL, EXPR __ieee754_atan2f(y, x) VAL [\old(x)=6442450964, \old(y)=6442450958, 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] [L119] float z; [L120] __int32_t k, m, hx, hy, ix, iy; VAL [\old(x)=6442450964, \old(y)=6442450958, huge_atan=1000000000000000000000000000000, one_atan=1, pi=3141592741/1000000000, pi_o_2=3141592741/2000000000, pi_o_4=3141592741/4000000000, tiny_atan2=1/1000000000000000000000000000000, x=6442450964, y=6442450958, zero_atan2=0] [L123] FCALL ieee_float_shape_type gf_u; VAL [\old(x)=6442450964, \old(y)=6442450958, gf_u={6442450956:0}, huge_atan=1000000000000000000000000000000, one_atan=1, pi=3141592741/1000000000, pi_o_2=3141592741/2000000000, pi_o_4=3141592741/4000000000, tiny_atan2=1/1000000000000000000000000000000, x=6442450964, y=6442450958, zero_atan2=0] [L124] FCALL gf_u.value = (x) VAL [\old(x)=6442450964, \old(y)=6442450958, gf_u={6442450956:0}, huge_atan=1000000000000000000000000000000, one_atan=1, pi=3141592741/1000000000, pi_o_2=3141592741/2000000000, pi_o_4=3141592741/4000000000, tiny_atan2=1/1000000000000000000000000000000, x=6442450964, y=6442450958, zero_atan2=0] [L125] EXPR, FCALL gf_u.word VAL [\old(x)=6442450964, \old(y)=6442450958, gf_u={6442450956:0}, gf_u.word=6442450944, huge_atan=1000000000000000000000000000000, one_atan=1, pi=3141592741/1000000000, pi_o_2=3141592741/2000000000, pi_o_4=3141592741/4000000000, tiny_atan2=1/1000000000000000000000000000000, x=6442450964, y=6442450958, zero_atan2=0] [L125] (hx) = gf_u.word VAL [\old(x)=6442450964, \old(y)=6442450958, gf_u={6442450956:0}, gf_u.word=6442450944, huge_atan=1000000000000000000000000000000, hx=-2147483648, one_atan=1, pi=3141592741/1000000000, pi_o_2=3141592741/2000000000, pi_o_4=3141592741/4000000000, tiny_atan2=1/1000000000000000000000000000000, x=6442450964, y=6442450958, zero_atan2=0] [L125] FCALL (hx) = gf_u.word VAL [(hx) = gf_u.word=6442450957, \old(x)=6442450964, \old(y)=6442450958, gf_u={6442450956:0}, gf_u.word=6442450944, huge_atan=1000000000000000000000000000000, hx=-2147483648, one_atan=1, pi=3141592741/1000000000, pi_o_2=3141592741/2000000000, pi_o_4=3141592741/4000000000, tiny_atan2=1/1000000000000000000000000000000, x=6442450964, y=6442450958, zero_atan2=0] [L126] COND FALSE !(0) VAL [\old(x)=6442450964, \old(y)=6442450958, huge_atan=1000000000000000000000000000000, hx=-2147483648, one_atan=1, pi=3141592741/1000000000, pi_o_2=3141592741/2000000000, pi_o_4=3141592741/4000000000, tiny_atan2=1/1000000000000000000000000000000, x=6442450964, y=6442450958, zero_atan2=0] [L127] ix = hx & 0x7fffffff VAL [\old(x)=6442450964, \old(y)=6442450958, huge_atan=1000000000000000000000000000000, hx=-2147483648, one_atan=1, pi=3141592741/1000000000, pi_o_2=3141592741/2000000000, pi_o_4=3141592741/4000000000, tiny_atan2=1/1000000000000000000000000000000, x=6442450964, y=6442450958, zero_atan2=0] [L129] FCALL ieee_float_shape_type gf_u; VAL [\old(x)=6442450964, \old(y)=6442450958, gf_u={6442450954:0}, huge_atan=1000000000000000000000000000000, hx=-2147483648, one_atan=1, pi=3141592741/1000000000, pi_o_2=3141592741/2000000000, pi_o_4=3141592741/4000000000, tiny_atan2=1/1000000000000000000000000000000, x=6442450964, y=6442450958, zero_atan2=0] [L130] FCALL gf_u.value = (y) VAL [\old(x)=6442450964, \old(y)=6442450958, gf_u={6442450954:0}, huge_atan=1000000000000000000000000000000, hx=-2147483648, one_atan=1, pi=3141592741/1000000000, pi_o_2=3141592741/2000000000, pi_o_4=3141592741/4000000000, tiny_atan2=1/1000000000000000000000000000000, x=6442450964, y=6442450958, zero_atan2=0] [L131] EXPR, FCALL gf_u.word VAL [\old(x)=6442450964, \old(y)=6442450958, gf_u={6442450954:0}, gf_u.word=12, huge_atan=1000000000000000000000000000000, hx=-2147483648, one_atan=1, pi=3141592741/1000000000, pi_o_2=3141592741/2000000000, pi_o_4=3141592741/4000000000, tiny_atan2=1/1000000000000000000000000000000, x=6442450964, y=6442450958, zero_atan2=0] [L131] (hy) = gf_u.word VAL [\old(x)=6442450964, \old(y)=6442450958, gf_u={6442450954:0}, gf_u.word=12, huge_atan=1000000000000000000000000000000, hx=-2147483648, hy=12, one_atan=1, pi=3141592741/1000000000, pi_o_2=3141592741/2000000000, pi_o_4=3141592741/4000000000, tiny_atan2=1/1000000000000000000000000000000, x=6442450964, y=6442450958, zero_atan2=0] [L131] FCALL (hy) = gf_u.word VAL [(hy) = gf_u.word=6442450966, \old(x)=6442450964, \old(y)=6442450958, gf_u={6442450954:0}, gf_u.word=12, huge_atan=1000000000000000000000000000000, hx=-2147483648, hy=12, one_atan=1, pi=3141592741/1000000000, pi_o_2=3141592741/2000000000, pi_o_4=3141592741/4000000000, tiny_atan2=1/1000000000000000000000000000000, x=6442450964, y=6442450958, zero_atan2=0] [L132] COND FALSE !(0) VAL [\old(x)=6442450964, \old(y)=6442450958, huge_atan=1000000000000000000000000000000, hx=-2147483648, hy=12, one_atan=1, pi=3141592741/1000000000, pi_o_2=3141592741/2000000000, pi_o_4=3141592741/4000000000, tiny_atan2=1/1000000000000000000000000000000, x=6442450964, y=6442450958, zero_atan2=0] [L133] iy = hy & 0x7fffffff VAL [\old(x)=6442450964, \old(y)=6442450958, huge_atan=1000000000000000000000000000000, hx=-2147483648, hy=12, one_atan=1, pi=3141592741/1000000000, pi_o_2=3141592741/2000000000, pi_o_4=3141592741/4000000000, tiny_atan2=1/1000000000000000000000000000000, x=6442450964, y=6442450958, zero_atan2=0] [L134] COND TRUE ((ix) > 0x7f800000L) || ((iy) > 0x7f800000L) [L135] RET return x + y; VAL [\old(x)=6442450964, \old(y)=6442450958, huge_atan=1000000000000000000000000000000, hx=-2147483648, hy=12, ix=2139095041, iy=2139095041, one_atan=1, pi=3141592741/1000000000, pi_o_2=3141592741/2000000000, pi_o_4=3141592741/4000000000, tiny_atan2=1/1000000000000000000000000000000, x=6442450964, y=6442450958, zero_atan2=0] [L225] EXPR __ieee754_atan2f(y, x) VAL [__ieee754_atan2f(y, x)=6442450953, huge_atan=1000000000000000000000000000000, one_atan=1, pi=3141592741/1000000000, pi_o_2=3141592741/2000000000, pi_o_4=3141592741/4000000000, tiny_atan2=1/1000000000000000000000000000000, x=6442450964, y=6442450958, zero_atan2=0] [L225] float res = __ieee754_atan2f(y, x); [L228] COND TRUE res != pi_o_2 VAL [huge_atan=1000000000000000000000000000000, one_atan=1, pi=3141592741/1000000000, pi_o_2=3141592741/2000000000, pi_o_4=3141592741/4000000000, res=6442450953, tiny_atan2=1/1000000000000000000000000000000, x=6442450964, y=6442450958, zero_atan2=0] [L229] __VERIFIER_error() VAL [huge_atan=1000000000000000000000000000000, one_atan=1, pi=3141592741/1000000000, pi_o_2=3141592741/2000000000, pi_o_4=3141592741/4000000000, res=6442450953, tiny_atan2=1/1000000000000000000000000000000, x=6442450964, y=6442450958, zero_atan2=0] - StatisticsResult: Ultimate Automizer benchmark data CFG has 6 procedures, 157 locations, 1 error locations. UNSAFE Result, 0.7s OverallTime, 2 OverallIterations, 1 TraceHistogramMax, 0.0s AutomataDifference, 0.0s DeadEndRemovalTime, 0.0s HoareAnnotationTime, HoareTripleCheckerStatistics: 197 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=157occurred 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, 56 NumberOfCodeBlocks, 56 NumberOfCodeBlocksAsserted, 2 NumberOfCheckSat, 18 ConstructedInterpolants, 0 QuantifiedInterpolants, 324 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 1 InterpolantComputations, 1 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, InvariantSynthesisStatistics: No data available, InterpolantConsolidationStatistics: No data available, ReuseStatistics: No data available RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces Received shutdown request... ### Bit-precise run ### This is Ultimate 0.1.23-40ef509 [2018-09-20 15:15:50,577 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-09-20 15:15:50,579 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-09-20 15:15:50,592 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-09-20 15:15:50,592 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-09-20 15:15:50,593 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-09-20 15:15:50,594 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-09-20 15:15:50,596 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-09-20 15:15:50,598 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-09-20 15:15:50,599 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-09-20 15:15:50,600 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-09-20 15:15:50,601 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-09-20 15:15:50,602 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-09-20 15:15:50,603 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-09-20 15:15:50,604 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-09-20 15:15:50,605 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-09-20 15:15:50,606 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-09-20 15:15:50,608 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-09-20 15:15:50,611 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-09-20 15:15:50,613 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-09-20 15:15:50,614 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-09-20 15:15:50,616 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-09-20 15:15:50,618 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-09-20 15:15:50,619 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-09-20 15:15:50,619 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-09-20 15:15:50,620 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-09-20 15:15:50,622 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-09-20 15:15:50,623 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-09-20 15:15:50,624 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-09-20 15:15:50,625 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-09-20 15:15:50,626 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-09-20 15:15:50,626 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-09-20 15:15:50,627 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-09-20 15:15:50,627 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-09-20 15:15:50,628 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-09-20 15:15:50,629 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-09-20 15:15:50,630 INFO L98 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2018-09-20 15:15:50,646 INFO L110 SettingsManager]: Loading preferences was successful [2018-09-20 15:15:50,646 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-09-20 15:15:50,647 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-09-20 15:15:50,647 INFO L133 SettingsManager]: * to procedures, called more than once=true [2018-09-20 15:15:50,648 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-09-20 15:15:50,648 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-09-20 15:15:50,648 INFO L133 SettingsManager]: * Use SBE=true [2018-09-20 15:15:50,649 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-09-20 15:15:50,649 INFO L133 SettingsManager]: * sizeof long=4 [2018-09-20 15:15:50,649 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-09-20 15:15:50,649 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-09-20 15:15:50,650 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-09-20 15:15:50,650 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-09-20 15:15:50,650 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-09-20 15:15:50,650 INFO L133 SettingsManager]: * Use bitvectors instead of ints=true [2018-09-20 15:15:50,650 INFO L133 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2018-09-20 15:15:50,650 INFO L133 SettingsManager]: * sizeof long double=12 [2018-09-20 15:15:50,651 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-09-20 15:15:50,651 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-09-20 15:15:50,651 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-09-20 15:15:50,651 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-09-20 15:15:50,653 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-09-20 15:15:50,653 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-09-20 15:15:50,653 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-09-20 15:15:50,653 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-09-20 15:15:50,653 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-09-20 15:15:50,654 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-09-20 15:15:50,654 INFO L133 SettingsManager]: * Trace refinement strategy=WOLF [2018-09-20 15:15:50,654 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-09-20 15:15:50,654 INFO L133 SettingsManager]: * Command for external solver=cvc4nyu --tear-down-incremental --rewrite-divk --print-success --lang smt [2018-09-20 15:15:50,655 INFO L133 SettingsManager]: * Logic for external solver=AUFBV [2018-09-20 15:15:50,655 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 -> 4efa6b9ac5f17994ac853fda671607d1380ebffe [2018-09-20 15:15:50,704 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-09-20 15:15:50,717 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-09-20 15:15:50,722 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-09-20 15:15:50,723 INFO L271 PluginConnector]: Initializing CDTParser... [2018-09-20 15:15:50,723 INFO L276 PluginConnector]: CDTParser initialized [2018-09-20 15:15:50,724 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/float-newlib/float_req_bl_0663a_true-unreach-call.c [2018-09-20 15:15:50,978 INFO L221 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/170482887/f2039ddb74ec4dd89251c5cc3297c362/FLAGa8ac4b9f3 [2018-09-20 15:15:51,251 INFO L277 CDTParser]: Found 1 translation units. [2018-09-20 15:15:51,252 INFO L159 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/float-newlib/float_req_bl_0663a_true-unreach-call.c [2018-09-20 15:15:51,260 INFO L325 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/170482887/f2039ddb74ec4dd89251c5cc3297c362/FLAGa8ac4b9f3 [2018-09-20 15:15:51,277 INFO L333 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/170482887/f2039ddb74ec4dd89251c5cc3297c362 [2018-09-20 15:15:51,280 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-09-20 15:15:51,283 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2018-09-20 15:15:51,284 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-09-20 15:15:51,285 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-09-20 15:15:51,292 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-09-20 15:15:51,293 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.09 03:15:51" (1/1) ... [2018-09-20 15:15:51,296 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1d48417c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 03:15:51, skipping insertion in model container [2018-09-20 15:15:51,297 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.09 03:15:51" (1/1) ... [2018-09-20 15:15:51,309 INFO L160 ieTranslatorObserver]: Starting translation in SV-COMP mode [2018-09-20 15:15:51,689 INFO L170 PostProcessor]: Settings: Checked method=main [2018-09-20 15:15:51,718 INFO L424 MainDispatcher]: Starting main dispatcher in SV-COMP mode [2018-09-20 15:15:51,792 INFO L170 PostProcessor]: Settings: Checked method=main [2018-09-20 15:15:51,851 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 03:15:51 WrapperNode [2018-09-20 15:15:51,851 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-09-20 15:15:51,852 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-09-20 15:15:51,852 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-09-20 15:15:51,852 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-09-20 15:15:51,873 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 03:15:51" (1/1) ... [2018-09-20 15:15:51,873 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 03:15:51" (1/1) ... [2018-09-20 15:15:51,911 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 03:15:51" (1/1) ... [2018-09-20 15:15:51,913 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 03:15:51" (1/1) ... [2018-09-20 15:15:51,947 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 03:15:51" (1/1) ... [2018-09-20 15:15:51,970 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 03:15:51" (1/1) ... [2018-09-20 15:15:51,977 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 03:15:51" (1/1) ... [2018-09-20 15:15:51,989 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-09-20 15:15:51,990 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-09-20 15:15:51,990 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-09-20 15:15:51,992 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-09-20 15:15:51,993 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 03:15:51" (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 [2018-09-20 15:15:52,228 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2018-09-20 15:15:52,228 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-09-20 15:15:52,228 INFO L138 BoogieDeclarations]: Found implementation of procedure fabs_float [2018-09-20 15:15:52,228 INFO L138 BoogieDeclarations]: Found implementation of procedure atan_float [2018-09-20 15:15:52,229 INFO L138 BoogieDeclarations]: Found implementation of procedure __ieee754_atan2f [2018-09-20 15:15:52,229 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2018-09-20 15:15:52,229 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2018-09-20 15:15:52,229 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_float [2018-09-20 15:15:52,230 INFO L130 BoogieDeclarations]: Found specification of procedure fabs_float [2018-09-20 15:15:52,230 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.alloc [2018-09-20 15:15:52,230 INFO L130 BoogieDeclarations]: Found specification of procedure write~intFLOATTYPE4 [2018-09-20 15:15:52,230 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2018-09-20 15:15:52,230 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2018-09-20 15:15:52,230 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2018-09-20 15:15:52,231 INFO L130 BoogieDeclarations]: Found specification of procedure read~intFLOATTYPE4 [2018-09-20 15:15:52,231 INFO L130 BoogieDeclarations]: Found specification of procedure atan_float [2018-09-20 15:15:52,231 INFO L130 BoogieDeclarations]: Found specification of procedure __ieee754_atan2f [2018-09-20 15:15:52,231 INFO L130 BoogieDeclarations]: Found specification of procedure main [2018-09-20 15:15:52,231 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2018-09-20 15:15:52,231 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-09-20 15:15:52,238 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intFLOATTYPE4 [2018-09-20 15:15:52,238 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE4 [2018-09-20 15:15:52,542 WARN L312 ript$VariableManager]: TermVariabe |q#valueAsBitvector| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-09-20 15:15:52,586 WARN L312 ript$VariableManager]: TermVariabe |q#valueAsBitvector| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-09-20 15:15:52,668 WARN L312 ript$VariableManager]: TermVariabe |q#valueAsBitvector| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-09-20 15:15:52,678 WARN L312 ript$VariableManager]: TermVariabe |q#valueAsBitvector| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-09-20 15:15:53,614 WARN L312 ript$VariableManager]: TermVariabe |q#valueAsBitvector| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-09-20 15:15:53,644 WARN L312 ript$VariableManager]: TermVariabe |q#valueAsBitvector| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-09-20 15:15:56,627 WARN L312 ript$VariableManager]: TermVariabe |q#valueAsBitvector| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-09-20 15:15:56,667 WARN L312 ript$VariableManager]: TermVariabe |q#valueAsBitvector| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-09-20 15:16:03,915 WARN L312 ript$VariableManager]: TermVariabe |q#valueAsBitvector| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-09-20 15:16:06,084 WARN L312 ript$VariableManager]: TermVariabe |q#valueAsBitvector| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-09-20 15:16:07,064 INFO L365 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-09-20 15:16:07,065 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.09 03:16:07 BoogieIcfgContainer [2018-09-20 15:16:07,065 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-09-20 15:16:07,067 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2018-09-20 15:16:07,067 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2018-09-20 15:16:07,070 INFO L276 PluginConnector]: TraceAbstraction initialized [2018-09-20 15:16:07,070 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 20.09 03:15:51" (1/3) ... [2018-09-20 15:16:07,071 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@5284c2da and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 20.09 03:16:07, skipping insertion in model container [2018-09-20 15:16:07,071 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 03:15:51" (2/3) ... [2018-09-20 15:16:07,071 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@5284c2da and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 20.09 03:16:07, skipping insertion in model container [2018-09-20 15:16:07,072 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.09 03:16:07" (3/3) ... [2018-09-20 15:16:07,073 INFO L112 eAbstractionObserver]: Analyzing ICFG float_req_bl_0663a_true-unreach-call.c [2018-09-20 15:16:07,082 INFO L137 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2018-09-20 15:16:07,090 INFO L149 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2018-09-20 15:16:07,141 INFO L130 ementStrategyFactory]: Using default assertion order modulation [2018-09-20 15:16:07,142 INFO L381 AbstractCegarLoop]: Interprodecural is true [2018-09-20 15:16:07,142 INFO L382 AbstractCegarLoop]: Hoare is true [2018-09-20 15:16:07,143 INFO L383 AbstractCegarLoop]: Compute interpolants for FPandBP [2018-09-20 15:16:07,143 INFO L384 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2018-09-20 15:16:07,143 INFO L385 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2018-09-20 15:16:07,143 INFO L386 AbstractCegarLoop]: Difference is false [2018-09-20 15:16:07,143 INFO L387 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2018-09-20 15:16:07,144 INFO L392 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2018-09-20 15:16:07,168 INFO L276 IsEmpty]: Start isEmpty. Operand 157 states. [2018-09-20 15:16:07,176 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2018-09-20 15:16:07,177 INFO L368 BasicCegarLoop]: Found error trace [2018-09-20 15:16:07,178 INFO L376 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-09-20 15:16:07,181 INFO L423 AbstractCegarLoop]: === Iteration 1 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-09-20 15:16:07,188 INFO L82 PathProgramCache]: Analyzing trace with hash 74004840, now seen corresponding path program 1 times [2018-09-20 15:16:07,193 INFO L227 ckRefinementStrategy]: Switched to mode MATHSAT_FPBP [2018-09-20 15:16:07,194 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 [2018-09-20 15:16:07,202 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-09-20 15:16:07,313 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-20 15:16:07,327 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-20 15:16:07,346 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-20 15:16:07,346 INFO L312 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2018-09-20 15:16:07,360 INFO L313 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-09-20 15:16:07,360 INFO L328 seRefinementStrategy]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2018-09-20 15:16:07,364 INFO L459 AbstractCegarLoop]: Interpolant automaton has 2 states [2018-09-20 15:16:07,376 INFO L147 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2018-09-20 15:16:07,377 INFO L148 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2018-09-20 15:16:07,379 INFO L87 Difference]: Start difference. First operand 157 states. Second operand 2 states. [2018-09-20 15:16:07,433 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-09-20 15:16:07,435 INFO L93 Difference]: Finished difference Result 305 states and 418 transitions. [2018-09-20 15:16:07,436 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2018-09-20 15:16:07,439 INFO L78 Accepts]: Start accepts. Automaton has 2 states. Word has length 19 [2018-09-20 15:16:07,440 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-09-20 15:16:07,455 INFO L225 Difference]: With dead ends: 305 [2018-09-20 15:16:07,456 INFO L226 Difference]: Without dead ends: 152 [2018-09-20 15:16:07,462 INFO L606 BasicCegarLoop]: 0 DeclaredPredicates, 18 GetRequests, 18 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2018-09-20 15:16:07,481 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 152 states. [2018-09-20 15:16:07,516 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 152 to 152. [2018-09-20 15:16:07,518 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 152 states. [2018-09-20 15:16:07,522 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 152 states to 152 states and 191 transitions. [2018-09-20 15:16:07,524 INFO L78 Accepts]: Start accepts. Automaton has 152 states and 191 transitions. Word has length 19 [2018-09-20 15:16:07,524 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-09-20 15:16:07,525 INFO L480 AbstractCegarLoop]: Abstraction has 152 states and 191 transitions. [2018-09-20 15:16:07,525 INFO L481 AbstractCegarLoop]: Interpolant automaton has 2 states. [2018-09-20 15:16:07,525 INFO L276 IsEmpty]: Start isEmpty. Operand 152 states and 191 transitions. [2018-09-20 15:16:07,529 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2018-09-20 15:16:07,529 INFO L368 BasicCegarLoop]: Found error trace [2018-09-20 15:16:07,529 INFO L376 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-09-20 15:16:07,530 INFO L423 AbstractCegarLoop]: === Iteration 2 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-09-20 15:16:07,530 INFO L82 PathProgramCache]: Analyzing trace with hash -139830086, now seen corresponding path program 1 times [2018-09-20 15:16:07,531 INFO L227 ckRefinementStrategy]: Switched to mode MATHSAT_FPBP [2018-09-20 15:16:07,531 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) [2018-09-20 15:16:07,540 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY Waiting until toolchain timeout for monitored process 3 with mathsat -unsat_core_generation=3 [2018-09-20 15:16:07,682 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-20 15:16:07,703 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-20 15:16:07,964 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 8 [2018-09-20 15:16:07,972 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 7 [2018-09-20 15:16:07,973 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-09-20 15:16:07,989 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-09-20 15:16:08,034 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-09-20 15:16:08,035 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 2 variables, input treesize:24, output treesize:25 [2018-09-20 15:16:08,110 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 29 treesize of output 21 [2018-09-20 15:16:08,130 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 21 treesize of output 9 [2018-09-20 15:16:08,130 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-09-20 15:16:08,156 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-09-20 15:16:08,236 INFO L267 ElimStorePlain]: Start of recursive call 1: 2 dim-0 vars, 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-09-20 15:16:08,237 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 3 variables, input treesize:32, output treesize:13 [2018-09-20 15:16:08,739 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 8 [2018-09-20 15:16:08,755 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 7 [2018-09-20 15:16:08,756 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-09-20 15:16:08,781 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-09-20 15:16:08,816 INFO L267 ElimStorePlain]: Start of recursive call 1: 2 dim-0 vars, 1 dim-2 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-09-20 15:16:08,817 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 3 variables, input treesize:35, output treesize:36 [2018-09-20 15:16:08,961 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 29 treesize of output 21 [2018-09-20 15:16:08,968 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 21 treesize of output 9 [2018-09-20 15:16:08,969 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-09-20 15:16:08,991 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-09-20 15:16:09,017 INFO L267 ElimStorePlain]: Start of recursive call 1: 3 dim-0 vars, 1 dim-2 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-09-20 15:16:09,018 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 4 variables, input treesize:43, output treesize:24 [2018-09-20 15:16:09,548 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-20 15:16:09,549 INFO L312 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2018-09-20 15:16:09,563 INFO L313 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-09-20 15:16:09,564 INFO L328 seRefinementStrategy]: Number of different interpolants: perfect sequences [14] imperfect sequences [] total 14 [2018-09-20 15:16:09,566 INFO L459 AbstractCegarLoop]: Interpolant automaton has 14 states [2018-09-20 15:16:09,566 INFO L147 InterpolantAutomaton]: Constructing interpolant automaton starting with 14 interpolants. [2018-09-20 15:16:09,566 INFO L148 InterpolantAutomaton]: CoverageRelationStatistics Valid=26, Invalid=156, Unknown=0, NotChecked=0, Total=182 [2018-09-20 15:16:09,567 INFO L87 Difference]: Start difference. First operand 152 states and 191 transitions. Second operand 14 states. [2018-09-20 15:16:10,013 WARN L178 SmtUtils]: Spent 110.00 ms on a formula simplification that was a NOOP. DAG size: 23 [2018-09-20 15:16:11,524 WARN L178 SmtUtils]: Spent 104.00 ms on a formula simplification that was a NOOP. DAG size: 25 [2018-09-20 15:16:11,760 WARN L178 SmtUtils]: Spent 109.00 ms on a formula simplification that was a NOOP. DAG size: 30 [2018-09-20 15:16:12,147 WARN L178 SmtUtils]: Spent 157.00 ms on a formula simplification that was a NOOP. DAG size: 45 [2018-09-20 15:16:16,099 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-09-20 15:16:16,099 INFO L93 Difference]: Finished difference Result 158 states and 196 transitions. [2018-09-20 15:16:16,101 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2018-09-20 15:16:16,101 INFO L78 Accepts]: Start accepts. Automaton has 14 states. Word has length 37 [2018-09-20 15:16:16,101 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-09-20 15:16:16,104 INFO L225 Difference]: With dead ends: 158 [2018-09-20 15:16:16,104 INFO L226 Difference]: Without dead ends: 152 [2018-09-20 15:16:16,107 INFO L606 BasicCegarLoop]: 0 DeclaredPredicates, 49 GetRequests, 24 SyntacticMatches, 0 SemanticMatches, 25 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 77 ImplicationChecksByTransitivity, 3.0s TimeCoverageRelationStatistics Valid=134, Invalid=568, Unknown=0, NotChecked=0, Total=702 [2018-09-20 15:16:16,107 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 152 states. [2018-09-20 15:16:16,124 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 152 to 152. [2018-09-20 15:16:16,125 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 152 states. [2018-09-20 15:16:16,127 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 152 states to 152 states and 190 transitions. [2018-09-20 15:16:16,127 INFO L78 Accepts]: Start accepts. Automaton has 152 states and 190 transitions. Word has length 37 [2018-09-20 15:16:16,128 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-09-20 15:16:16,128 INFO L480 AbstractCegarLoop]: Abstraction has 152 states and 190 transitions. [2018-09-20 15:16:16,128 INFO L481 AbstractCegarLoop]: Interpolant automaton has 14 states. [2018-09-20 15:16:16,128 INFO L276 IsEmpty]: Start isEmpty. Operand 152 states and 190 transitions. [2018-09-20 15:16:16,129 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2018-09-20 15:16:16,130 INFO L368 BasicCegarLoop]: Found error trace [2018-09-20 15:16:16,130 INFO L376 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-09-20 15:16:16,130 INFO L423 AbstractCegarLoop]: === Iteration 3 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-09-20 15:16:16,130 INFO L82 PathProgramCache]: Analyzing trace with hash -1076772893, now seen corresponding path program 1 times [2018-09-20 15:16:16,131 INFO L227 ckRefinementStrategy]: Switched to mode MATHSAT_FPBP [2018-09-20 15:16:16,131 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 [2018-09-20 15:16:16,135 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-09-20 15:16:16,233 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-20 15:16:16,244 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-20 15:16:16,276 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 8 [2018-09-20 15:16:16,282 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 7 [2018-09-20 15:16:16,282 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-09-20 15:16:16,287 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-09-20 15:16:16,302 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-09-20 15:16:16,303 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 2 variables, input treesize:21, output treesize:21 [2018-09-20 15:16:16,324 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 29 treesize of output 21 [2018-09-20 15:16:16,327 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 21 treesize of output 9 [2018-09-20 15:16:16,328 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-09-20 15:16:16,330 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-09-20 15:16:16,333 INFO L267 ElimStorePlain]: Start of recursive call 1: 2 dim-0 vars, 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-09-20 15:16:16,333 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 3 variables, input treesize:29, output treesize:9 [2018-09-20 15:16:16,408 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-20 15:16:16,408 INFO L312 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2018-09-20 15:16:16,427 INFO L313 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-09-20 15:16:16,427 INFO L328 seRefinementStrategy]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2018-09-20 15:16:16,427 INFO L459 AbstractCegarLoop]: Interpolant automaton has 8 states [2018-09-20 15:16:16,428 INFO L147 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2018-09-20 15:16:16,428 INFO L148 InterpolantAutomaton]: CoverageRelationStatistics Valid=13, Invalid=43, Unknown=0, NotChecked=0, Total=56 [2018-09-20 15:16:16,428 INFO L87 Difference]: Start difference. First operand 152 states and 190 transitions. Second operand 8 states. [2018-09-20 15:16:18,430 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-09-20 15:16:18,430 INFO L93 Difference]: Finished difference Result 160 states and 197 transitions. [2018-09-20 15:16:18,431 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2018-09-20 15:16:18,431 INFO L78 Accepts]: Start accepts. Automaton has 8 states. Word has length 42 [2018-09-20 15:16:18,432 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-09-20 15:16:18,433 INFO L225 Difference]: With dead ends: 160 [2018-09-20 15:16:18,433 INFO L226 Difference]: Without dead ends: 152 [2018-09-20 15:16:18,434 INFO L606 BasicCegarLoop]: 0 DeclaredPredicates, 47 GetRequests, 35 SyntacticMatches, 0 SemanticMatches, 12 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 11 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=49, Invalid=133, Unknown=0, NotChecked=0, Total=182 [2018-09-20 15:16:18,435 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 152 states. [2018-09-20 15:16:18,456 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 152 to 152. [2018-09-20 15:16:18,456 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 152 states. [2018-09-20 15:16:18,458 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 152 states to 152 states and 188 transitions. [2018-09-20 15:16:18,458 INFO L78 Accepts]: Start accepts. Automaton has 152 states and 188 transitions. Word has length 42 [2018-09-20 15:16:18,458 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-09-20 15:16:18,458 INFO L480 AbstractCegarLoop]: Abstraction has 152 states and 188 transitions. [2018-09-20 15:16:18,459 INFO L481 AbstractCegarLoop]: Interpolant automaton has 8 states. [2018-09-20 15:16:18,459 INFO L276 IsEmpty]: Start isEmpty. Operand 152 states and 188 transitions. [2018-09-20 15:16:18,460 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2018-09-20 15:16:18,460 INFO L368 BasicCegarLoop]: Found error trace [2018-09-20 15:16:18,461 INFO L376 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-09-20 15:16:18,461 INFO L423 AbstractCegarLoop]: === Iteration 4 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-09-20 15:16:18,461 INFO L82 PathProgramCache]: Analyzing trace with hash 698234469, now seen corresponding path program 1 times [2018-09-20 15:16:18,462 INFO L227 ckRefinementStrategy]: Switched to mode MATHSAT_FPBP [2018-09-20 15:16:18,462 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 [2018-09-20 15:16:18,471 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-09-20 15:16:18,579 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-20 15:16:18,590 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-20 15:16:18,748 WARN L178 SmtUtils]: Spent 126.00 ms on a formula simplification that was a NOOP. DAG size: 15 [2018-09-20 15:16:19,056 WARN L178 SmtUtils]: Spent 231.00 ms on a formula simplification that was a NOOP. DAG size: 15 [2018-09-20 15:16:19,173 WARN L178 SmtUtils]: Spent 104.00 ms on a formula simplification that was a NOOP. DAG size: 13 [2018-09-20 15:16:19,266 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-20 15:16:19,267 INFO L312 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2018-09-20 15:16:19,277 INFO L313 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-09-20 15:16:19,277 INFO L328 seRefinementStrategy]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2018-09-20 15:16:19,278 INFO L459 AbstractCegarLoop]: Interpolant automaton has 7 states [2018-09-20 15:16:19,278 INFO L147 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2018-09-20 15:16:19,278 INFO L148 InterpolantAutomaton]: CoverageRelationStatistics Valid=13, Invalid=29, Unknown=0, NotChecked=0, Total=42 [2018-09-20 15:16:19,279 INFO L87 Difference]: Start difference. First operand 152 states and 188 transitions. Second operand 7 states. [2018-09-20 15:16:28,383 WARN L178 SmtUtils]: Spent 100.00 ms on a formula simplification that was a NOOP. DAG size: 15 [2018-09-20 15:16:28,938 WARN L178 SmtUtils]: Spent 236.00 ms on a formula simplification that was a NOOP. DAG size: 15 [2018-09-20 15:16:32,726 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-09-20 15:16:32,726 INFO L93 Difference]: Finished difference Result 158 states and 193 transitions. [2018-09-20 15:16:32,727 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2018-09-20 15:16:32,727 INFO L78 Accepts]: Start accepts. Automaton has 7 states. Word has length 42 [2018-09-20 15:16:32,728 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-09-20 15:16:32,729 INFO L225 Difference]: With dead ends: 158 [2018-09-20 15:16:32,729 INFO L226 Difference]: Without dead ends: 150 [2018-09-20 15:16:32,730 INFO L606 BasicCegarLoop]: 0 DeclaredPredicates, 43 GetRequests, 35 SyntacticMatches, 1 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 5 ImplicationChecksByTransitivity, 1.0s TimeCoverageRelationStatistics Valid=21, Invalid=51, Unknown=0, NotChecked=0, Total=72 [2018-09-20 15:16:32,731 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 150 states. [2018-09-20 15:16:32,745 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 150 to 150. [2018-09-20 15:16:32,745 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 150 states. [2018-09-20 15:16:32,746 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 150 states to 150 states and 185 transitions. [2018-09-20 15:16:32,747 INFO L78 Accepts]: Start accepts. Automaton has 150 states and 185 transitions. Word has length 42 [2018-09-20 15:16:32,747 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-09-20 15:16:32,747 INFO L480 AbstractCegarLoop]: Abstraction has 150 states and 185 transitions. [2018-09-20 15:16:32,747 INFO L481 AbstractCegarLoop]: Interpolant automaton has 7 states. [2018-09-20 15:16:32,748 INFO L276 IsEmpty]: Start isEmpty. Operand 150 states and 185 transitions. [2018-09-20 15:16:32,750 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2018-09-20 15:16:32,750 INFO L368 BasicCegarLoop]: Found error trace [2018-09-20 15:16:32,750 INFO L376 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-09-20 15:16:32,750 INFO L423 AbstractCegarLoop]: === Iteration 5 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-09-20 15:16:32,751 INFO L82 PathProgramCache]: Analyzing trace with hash -957616091, now seen corresponding path program 1 times [2018-09-20 15:16:32,751 INFO L227 ckRefinementStrategy]: Switched to mode MATHSAT_FPBP [2018-09-20 15:16:32,751 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) Waiting until toolchain timeout for monitored process 6 with mathsat -unsat_core_generation=3 [2018-09-20 15:16:32,759 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-09-20 15:16:32,827 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-20 15:16:32,835 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-20 15:16:32,869 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 8 [2018-09-20 15:16:32,873 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 7 [2018-09-20 15:16:32,873 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-09-20 15:16:32,878 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-09-20 15:16:32,893 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-09-20 15:16:32,894 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 2 variables, input treesize:21, output treesize:21 [2018-09-20 15:16:32,915 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 29 treesize of output 21 [2018-09-20 15:16:32,918 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 21 treesize of output 9 [2018-09-20 15:16:32,919 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-09-20 15:16:32,924 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-09-20 15:16:32,927 INFO L267 ElimStorePlain]: Start of recursive call 1: 2 dim-0 vars, 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-09-20 15:16:32,928 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 3 variables, input treesize:29, output treesize:9 [2018-09-20 15:16:33,060 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-20 15:16:33,061 INFO L312 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2018-09-20 15:16:33,075 INFO L313 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-09-20 15:16:33,075 INFO L328 seRefinementStrategy]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9 [2018-09-20 15:16:33,075 INFO L459 AbstractCegarLoop]: Interpolant automaton has 9 states [2018-09-20 15:16:33,075 INFO L147 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2018-09-20 15:16:33,076 INFO L148 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=57, Unknown=0, NotChecked=0, Total=72 [2018-09-20 15:16:33,076 INFO L87 Difference]: Start difference. First operand 150 states and 185 transitions. Second operand 9 states. [2018-09-20 15:16:35,095 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-09-20 15:16:35,095 INFO L93 Difference]: Finished difference Result 293 states and 365 transitions. [2018-09-20 15:16:35,096 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2018-09-20 15:16:35,096 INFO L78 Accepts]: Start accepts. Automaton has 9 states. Word has length 42 [2018-09-20 15:16:35,097 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-09-20 15:16:35,098 INFO L225 Difference]: With dead ends: 293 [2018-09-20 15:16:35,098 INFO L226 Difference]: Without dead ends: 144 [2018-09-20 15:16:35,100 INFO L606 BasicCegarLoop]: 0 DeclaredPredicates, 48 GetRequests, 34 SyntacticMatches, 0 SemanticMatches, 14 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 15 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=59, Invalid=181, Unknown=0, NotChecked=0, Total=240 [2018-09-20 15:16:35,101 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 144 states. [2018-09-20 15:16:35,116 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 144 to 144. [2018-09-20 15:16:35,116 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 144 states. [2018-09-20 15:16:35,117 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 144 states to 144 states and 174 transitions. [2018-09-20 15:16:35,117 INFO L78 Accepts]: Start accepts. Automaton has 144 states and 174 transitions. Word has length 42 [2018-09-20 15:16:35,118 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-09-20 15:16:35,118 INFO L480 AbstractCegarLoop]: Abstraction has 144 states and 174 transitions. [2018-09-20 15:16:35,118 INFO L481 AbstractCegarLoop]: Interpolant automaton has 9 states. [2018-09-20 15:16:35,118 INFO L276 IsEmpty]: Start isEmpty. Operand 144 states and 174 transitions. [2018-09-20 15:16:35,120 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2018-09-20 15:16:35,120 INFO L368 BasicCegarLoop]: Found error trace [2018-09-20 15:16:35,120 INFO L376 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-09-20 15:16:35,120 INFO L423 AbstractCegarLoop]: === Iteration 6 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-09-20 15:16:35,121 INFO L82 PathProgramCache]: Analyzing trace with hash -1367585927, now seen corresponding path program 1 times [2018-09-20 15:16:35,121 INFO L227 ckRefinementStrategy]: Switched to mode MATHSAT_FPBP [2018-09-20 15:16:35,121 INFO L69 tionRefinementEngine]: Using refinement strategy WolfRefinementStrategy No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat Starting monitored process 7 with mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 7 with mathsat -unsat_core_generation=3 [2018-09-20 15:16:35,133 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-09-20 15:16:35,241 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-20 15:16:35,253 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-20 15:16:35,287 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 8 [2018-09-20 15:16:35,293 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 7 [2018-09-20 15:16:35,293 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-09-20 15:16:35,298 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-09-20 15:16:35,313 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-09-20 15:16:35,314 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 2 variables, input treesize:21, output treesize:21 [2018-09-20 15:16:35,334 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 29 treesize of output 21 [2018-09-20 15:16:35,345 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 21 treesize of output 9 [2018-09-20 15:16:35,346 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-09-20 15:16:35,373 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-09-20 15:16:35,395 INFO L267 ElimStorePlain]: Start of recursive call 1: 2 dim-0 vars, 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-09-20 15:16:35,396 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 3 variables, input treesize:29, output treesize:9 [2018-09-20 15:16:35,589 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-20 15:16:35,589 INFO L312 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2018-09-20 15:16:35,604 INFO L313 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-09-20 15:16:35,605 INFO L328 seRefinementStrategy]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9 [2018-09-20 15:16:35,605 INFO L459 AbstractCegarLoop]: Interpolant automaton has 9 states [2018-09-20 15:16:35,605 INFO L147 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2018-09-20 15:16:35,605 INFO L148 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=57, Unknown=0, NotChecked=0, Total=72 [2018-09-20 15:16:35,606 INFO L87 Difference]: Start difference. First operand 144 states and 174 transitions. Second operand 9 states. [2018-09-20 15:16:37,066 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-09-20 15:16:37,066 INFO L93 Difference]: Finished difference Result 144 states and 174 transitions. [2018-09-20 15:16:37,068 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2018-09-20 15:16:37,068 INFO L78 Accepts]: Start accepts. Automaton has 9 states. Word has length 43 [2018-09-20 15:16:37,068 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-09-20 15:16:37,069 INFO L225 Difference]: With dead ends: 144 [2018-09-20 15:16:37,069 INFO L226 Difference]: Without dead ends: 0 [2018-09-20 15:16:37,070 INFO L606 BasicCegarLoop]: 0 DeclaredPredicates, 49 GetRequests, 35 SyntacticMatches, 0 SemanticMatches, 14 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 15 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=59, Invalid=181, Unknown=0, NotChecked=0, Total=240 [2018-09-20 15:16:37,070 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2018-09-20 15:16:37,070 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2018-09-20 15:16:37,071 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2018-09-20 15:16:37,071 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2018-09-20 15:16:37,071 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 43 [2018-09-20 15:16:37,071 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-09-20 15:16:37,071 INFO L480 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2018-09-20 15:16:37,071 INFO L481 AbstractCegarLoop]: Interpolant automaton has 9 states. [2018-09-20 15:16:37,072 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2018-09-20 15:16:37,072 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2018-09-20 15:16:37,076 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2018-09-20 15:16:37,396 WARN L178 SmtUtils]: Spent 191.00 ms on a formula simplification. DAG size of input: 21 DAG size of output: 21 [2018-09-20 15:16:38,338 WARN L178 SmtUtils]: Spent 926.00 ms on a formula simplification. DAG size of input: 53 DAG size of output: 53 [2018-09-20 15:16:38,718 WARN L178 SmtUtils]: Spent 279.00 ms on a formula simplification. DAG size of input: 49 DAG size of output: 49 [2018-09-20 15:16:39,559 WARN L178 SmtUtils]: Spent 802.00 ms on a formula simplification. DAG size of input: 53 DAG size of output: 53 [2018-09-20 15:16:39,730 WARN L178 SmtUtils]: Spent 148.00 ms on a formula simplification. DAG size of input: 33 DAG size of output: 33 [2018-09-20 15:16:40,449 WARN L178 SmtUtils]: Spent 718.00 ms on a formula simplification. DAG size of input: 53 DAG size of output: 53 [2018-09-20 15:16:40,452 INFO L426 ceAbstractionStarter]: For program point ULTIMATE.initFINAL(line -1) no Hoare annotation was computed. [2018-09-20 15:16:40,453 INFO L429 ceAbstractionStarter]: At program point ULTIMATE.initENTRY(line -1) the Hoare annotation is: true [2018-09-20 15:16:40,453 INFO L426 ceAbstractionStarter]: For program point ULTIMATE.initEXIT(line -1) no Hoare annotation was computed. [2018-09-20 15:16:40,453 INFO L426 ceAbstractionStarter]: For program point L201(lines 201 205) no Hoare annotation was computed. [2018-09-20 15:16:40,453 INFO L426 ceAbstractionStarter]: For program point L168(lines 168 177) no Hoare annotation was computed. [2018-09-20 15:16:40,453 INFO L426 ceAbstractionStarter]: For program point L201-2(lines 194 206) no Hoare annotation was computed. [2018-09-20 15:16:40,453 INFO L426 ceAbstractionStarter]: For program point L201-3(lines 201 205) no Hoare annotation was computed. [2018-09-20 15:16:40,453 INFO L426 ceAbstractionStarter]: For program point L185(lines 185 190) no Hoare annotation was computed. [2018-09-20 15:16:40,454 INFO L426 ceAbstractionStarter]: For program point L202(line 202) no Hoare annotation was computed. [2018-09-20 15:16:40,454 INFO L426 ceAbstractionStarter]: For program point L169(line 169) no Hoare annotation was computed. [2018-09-20 15:16:40,454 INFO L426 ceAbstractionStarter]: For program point L202-1(line 202) no Hoare annotation was computed. [2018-09-20 15:16:40,454 INFO L426 ceAbstractionStarter]: For program point L136(lines 136 137) no Hoare annotation was computed. [2018-09-20 15:16:40,454 INFO L426 ceAbstractionStarter]: For program point L202-2(line 202) no Hoare annotation was computed. [2018-09-20 15:16:40,454 INFO L426 ceAbstractionStarter]: For program point L202-3(line 202) no Hoare annotation was computed. [2018-09-20 15:16:40,454 INFO L426 ceAbstractionStarter]: For program point L153(line 153) no Hoare annotation was computed. [2018-09-20 15:16:40,454 INFO L426 ceAbstractionStarter]: For program point L153-2(line 153) no Hoare annotation was computed. [2018-09-20 15:16:40,454 INFO L426 ceAbstractionStarter]: For program point L203(line 203) no Hoare annotation was computed. [2018-09-20 15:16:40,455 INFO L422 ceAbstractionStarter]: At program point L137(line 137) the Hoare annotation is: (or (and (= |__ieee754_atan2f_#in~x| __ieee754_atan2f_~x) (exists ((__ieee754_atan2f_~hx~1 (_ BitVec 32))) (and (= (bvand __ieee754_atan2f_~hx~1 (_ bv2147483647 32)) __ieee754_atan2f_~ix~2) (= |__ieee754_atan2f_#in~x| (fp ((_ extract 31 31) __ieee754_atan2f_~hx~1) ((_ extract 30 23) __ieee754_atan2f_~hx~1) ((_ extract 22 0) __ieee754_atan2f_~hx~1))))) (exists ((__ieee754_atan2f_~hx~1 (_ BitVec 32))) (and (not (= (_ bv0 32) (bvand __ieee754_atan2f_~hx~1 (_ bv2147483647 32)))) (= |__ieee754_atan2f_#in~x| (fp ((_ extract 31 31) __ieee754_atan2f_~hx~1) ((_ extract 30 23) __ieee754_atan2f_~hx~1) ((_ extract 22 0) __ieee754_atan2f_~hx~1))))) (= |__ieee754_atan2f_#in~y| (fp ((_ extract 31 31) __ieee754_atan2f_~hy~0) ((_ extract 30 23) __ieee754_atan2f_~hy~0) ((_ extract 22 0) __ieee754_atan2f_~hy~0))) (exists ((__ieee754_atan2f_~hy~0 (_ BitVec 32))) (and (= (bvand __ieee754_atan2f_~hy~0 (_ bv2147483647 32)) __ieee754_atan2f_~iy~0) (= |__ieee754_atan2f_#in~y| (fp ((_ extract 31 31) __ieee754_atan2f_~hy~0) ((_ extract 30 23) __ieee754_atan2f_~hy~0) ((_ extract 22 0) __ieee754_atan2f_~hy~0))))) (= |__ieee754_atan2f_#in~y| __ieee754_atan2f_~y) (= |__ieee754_atan2f_#in~x| (fp ((_ extract 31 31) __ieee754_atan2f_~hx~1) ((_ extract 30 23) __ieee754_atan2f_~hx~1) ((_ extract 22 0) __ieee754_atan2f_~hx~1)))) (not (= ~pi_o_2~0 ((_ to_fp 8 24) RNE ((_ to_fp 11 53) RNE (/ 3141592741.0 2000000000.0))))) (not (= ~tiny_atan2~0 ((_ to_fp 8 24) RNE ((_ to_fp 11 53) RNE (/ 1.0 1000000000000000000000000000000.0)))))) [2018-09-20 15:16:40,455 INFO L426 ceAbstractionStarter]: For program point L137-1(line 137) no Hoare annotation was computed. [2018-09-20 15:16:40,455 INFO L426 ceAbstractionStarter]: For program point L187(lines 187 190) no Hoare annotation was computed. [2018-09-20 15:16:40,455 INFO L426 ceAbstractionStarter]: For program point L187-2(lines 185 190) no Hoare annotation was computed. [2018-09-20 15:16:40,455 INFO L426 ceAbstractionStarter]: For program point L204(line 204) no Hoare annotation was computed. [2018-09-20 15:16:40,455 INFO L426 ceAbstractionStarter]: For program point L171(line 171) no Hoare annotation was computed. [2018-09-20 15:16:40,455 INFO L426 ceAbstractionStarter]: For program point L204-1(line 204) no Hoare annotation was computed. [2018-09-20 15:16:40,455 INFO L426 ceAbstractionStarter]: For program point L204-2(line 204) no Hoare annotation was computed. [2018-09-20 15:16:40,456 INFO L426 ceAbstractionStarter]: For program point L155(lines 155 179) no Hoare annotation was computed. [2018-09-20 15:16:40,456 INFO L426 ceAbstractionStarter]: For program point L155-1(lines 118 213) no Hoare annotation was computed. [2018-09-20 15:16:40,456 INFO L426 ceAbstractionStarter]: For program point L122-1(lines 122 126) no Hoare annotation was computed. [2018-09-20 15:16:40,456 INFO L422 ceAbstractionStarter]: At program point L122-3(lines 122 126) the Hoare annotation is: (or (not (= ~pi_o_2~0 ((_ to_fp 8 24) RNE ((_ to_fp 11 53) RNE (/ 3141592741.0 2000000000.0))))) (not (= ~tiny_atan2~0 ((_ to_fp 8 24) RNE ((_ to_fp 11 53) RNE (/ 1.0 1000000000000000000000000000000.0))))) (and (= |__ieee754_atan2f_#in~x| __ieee754_atan2f_~x) (= |__ieee754_atan2f_#in~y| __ieee754_atan2f_~y))) [2018-09-20 15:16:40,456 INFO L426 ceAbstractionStarter]: For program point L122-4(lines 122 126) no Hoare annotation was computed. [2018-09-20 15:16:40,456 INFO L426 ceAbstractionStarter]: For program point L156(lines 156 178) no Hoare annotation was computed. [2018-09-20 15:16:40,456 INFO L426 ceAbstractionStarter]: For program point L123(line 123) no Hoare annotation was computed. [2018-09-20 15:16:40,456 INFO L426 ceAbstractionStarter]: For program point L123-1(line 123) no Hoare annotation was computed. [2018-09-20 15:16:40,456 INFO L426 ceAbstractionStarter]: For program point L123-2(line 123) no Hoare annotation was computed. [2018-09-20 15:16:40,456 INFO L426 ceAbstractionStarter]: For program point L123-3(line 123) no Hoare annotation was computed. [2018-09-20 15:16:40,456 INFO L426 ceAbstractionStarter]: For program point L173(line 173) no Hoare annotation was computed. [2018-09-20 15:16:40,456 INFO L426 ceAbstractionStarter]: For program point L140(lines 140 150) no Hoare annotation was computed. [2018-09-20 15:16:40,457 INFO L426 ceAbstractionStarter]: For program point L140-2(lines 118 213) no Hoare annotation was computed. [2018-09-20 15:16:40,457 INFO L422 ceAbstractionStarter]: At program point L190(line 190) the Hoare annotation is: (let ((.cse0 (= |__ieee754_atan2f_#in~x| __ieee754_atan2f_~x)) (.cse1 (exists ((__ieee754_atan2f_~hx~1 (_ BitVec 32))) (and (= (bvand __ieee754_atan2f_~hx~1 (_ bv2147483647 32)) __ieee754_atan2f_~ix~2) (= |__ieee754_atan2f_#in~x| (fp ((_ extract 31 31) __ieee754_atan2f_~hx~1) ((_ extract 30 23) __ieee754_atan2f_~hx~1) ((_ extract 22 0) __ieee754_atan2f_~hx~1)))))) (.cse2 (= |__ieee754_atan2f_#in~y| (fp ((_ extract 31 31) __ieee754_atan2f_~hy~0) ((_ extract 30 23) __ieee754_atan2f_~hy~0) ((_ extract 22 0) __ieee754_atan2f_~hy~0)))) (.cse3 (exists ((__ieee754_atan2f_~hy~0 (_ BitVec 32))) (and (= (bvand __ieee754_atan2f_~hy~0 (_ bv2147483647 32)) __ieee754_atan2f_~iy~0) (= |__ieee754_atan2f_#in~y| (fp ((_ extract 31 31) __ieee754_atan2f_~hy~0) ((_ extract 30 23) __ieee754_atan2f_~hy~0) ((_ extract 22 0) __ieee754_atan2f_~hy~0)))))) (.cse4 (= |__ieee754_atan2f_#in~y| __ieee754_atan2f_~y)) (.cse5 (= |__ieee754_atan2f_#in~x| (fp ((_ extract 31 31) __ieee754_atan2f_~hx~1) ((_ extract 30 23) __ieee754_atan2f_~hx~1) ((_ extract 22 0) __ieee754_atan2f_~hx~1))))) (or (and .cse0 .cse1 (exists ((__ieee754_atan2f_~hx~1 (_ BitVec 32))) (and (not (= (_ bv0 32) (bvand __ieee754_atan2f_~hx~1 (_ bv2147483647 32)))) (= |__ieee754_atan2f_#in~x| (fp ((_ extract 31 31) __ieee754_atan2f_~hx~1) ((_ extract 30 23) __ieee754_atan2f_~hx~1) ((_ extract 22 0) __ieee754_atan2f_~hx~1))))) .cse2 .cse3 .cse4 .cse5) (not (= ~pi_o_2~0 ((_ to_fp 8 24) RNE ((_ to_fp 11 53) RNE (/ 3141592741.0 2000000000.0))))) (not (= ~tiny_atan2~0 ((_ to_fp 8 24) RNE ((_ to_fp 11 53) RNE (/ 1.0 1000000000000000000000000000000.0))))) (and .cse0 .cse1 .cse2 .cse3 (exists ((__ieee754_atan2f_~hy~0 (_ BitVec 32))) (and (= |__ieee754_atan2f_#in~y| (fp ((_ extract 31 31) __ieee754_atan2f_~hy~0) ((_ extract 30 23) __ieee754_atan2f_~hy~0) ((_ extract 22 0) __ieee754_atan2f_~hy~0))) (= (bvand __ieee754_atan2f_~hy~0 (_ bv2147483647 32)) (_ bv0 32)))) .cse4 .cse5))) [2018-09-20 15:16:40,457 INFO L426 ceAbstractionStarter]: For program point L157(lines 157 166) no Hoare annotation was computed. [2018-09-20 15:16:40,457 INFO L422 ceAbstractionStarter]: At program point L190-1(line 190) the Hoare annotation is: (let ((.cse0 (= |__ieee754_atan2f_#in~x| __ieee754_atan2f_~x)) (.cse1 (exists ((__ieee754_atan2f_~hx~1 (_ BitVec 32))) (and (= (bvand __ieee754_atan2f_~hx~1 (_ bv2147483647 32)) __ieee754_atan2f_~ix~2) (= |__ieee754_atan2f_#in~x| (fp ((_ extract 31 31) __ieee754_atan2f_~hx~1) ((_ extract 30 23) __ieee754_atan2f_~hx~1) ((_ extract 22 0) __ieee754_atan2f_~hx~1)))))) (.cse2 (= |__ieee754_atan2f_#in~y| (fp ((_ extract 31 31) __ieee754_atan2f_~hy~0) ((_ extract 30 23) __ieee754_atan2f_~hy~0) ((_ extract 22 0) __ieee754_atan2f_~hy~0)))) (.cse3 (exists ((__ieee754_atan2f_~hy~0 (_ BitVec 32))) (and (= (bvand __ieee754_atan2f_~hy~0 (_ bv2147483647 32)) __ieee754_atan2f_~iy~0) (= |__ieee754_atan2f_#in~y| (fp ((_ extract 31 31) __ieee754_atan2f_~hy~0) ((_ extract 30 23) __ieee754_atan2f_~hy~0) ((_ extract 22 0) __ieee754_atan2f_~hy~0)))))) (.cse4 (= |__ieee754_atan2f_#in~y| __ieee754_atan2f_~y)) (.cse5 (= |__ieee754_atan2f_#in~x| (fp ((_ extract 31 31) __ieee754_atan2f_~hx~1) ((_ extract 30 23) __ieee754_atan2f_~hx~1) ((_ extract 22 0) __ieee754_atan2f_~hx~1))))) (or (and .cse0 .cse1 (exists ((__ieee754_atan2f_~hx~1 (_ BitVec 32))) (and (not (= (_ bv0 32) (bvand __ieee754_atan2f_~hx~1 (_ bv2147483647 32)))) (= |__ieee754_atan2f_#in~x| (fp ((_ extract 31 31) __ieee754_atan2f_~hx~1) ((_ extract 30 23) __ieee754_atan2f_~hx~1) ((_ extract 22 0) __ieee754_atan2f_~hx~1))))) .cse2 .cse3 .cse4 .cse5) (not (= ~pi_o_2~0 ((_ to_fp 8 24) RNE ((_ to_fp 11 53) RNE (/ 3141592741.0 2000000000.0))))) (not (= ~tiny_atan2~0 ((_ to_fp 8 24) RNE ((_ to_fp 11 53) RNE (/ 1.0 1000000000000000000000000000000.0))))) (and .cse0 .cse1 .cse2 .cse3 (exists ((__ieee754_atan2f_~hy~0 (_ BitVec 32))) (and (= |__ieee754_atan2f_#in~y| (fp ((_ extract 31 31) __ieee754_atan2f_~hy~0) ((_ extract 30 23) __ieee754_atan2f_~hy~0) ((_ extract 22 0) __ieee754_atan2f_~hy~0))) (= (bvand __ieee754_atan2f_~hy~0 (_ bv2147483647 32)) (_ bv0 32)))) .cse4 .cse5))) [2018-09-20 15:16:40,457 INFO L426 ceAbstractionStarter]: For program point L124(line 124) no Hoare annotation was computed. [2018-09-20 15:16:40,458 INFO L426 ceAbstractionStarter]: For program point L190-2(line 190) no Hoare annotation was computed. [2018-09-20 15:16:40,458 INFO L426 ceAbstractionStarter]: For program point __ieee754_atan2fFINAL(lines 118 213) no Hoare annotation was computed. [2018-09-20 15:16:40,458 INFO L426 ceAbstractionStarter]: For program point L141(lines 141 149) no Hoare annotation was computed. [2018-09-20 15:16:40,458 INFO L426 ceAbstractionStarter]: For program point L191(lines 191 212) no Hoare annotation was computed. [2018-09-20 15:16:40,458 INFO L426 ceAbstractionStarter]: For program point L158(line 158) no Hoare annotation was computed. [2018-09-20 15:16:40,458 INFO L426 ceAbstractionStarter]: For program point L125(line 125) no Hoare annotation was computed. [2018-09-20 15:16:40,458 INFO L426 ceAbstractionStarter]: For program point L125-1(line 125) no Hoare annotation was computed. [2018-09-20 15:16:40,458 INFO L426 ceAbstractionStarter]: For program point L125-2(line 125) no Hoare annotation was computed. [2018-09-20 15:16:40,458 INFO L426 ceAbstractionStarter]: For program point L208(line 208) no Hoare annotation was computed. [2018-09-20 15:16:40,458 INFO L426 ceAbstractionStarter]: For program point L175(line 175) no Hoare annotation was computed. [2018-09-20 15:16:40,459 INFO L426 ceAbstractionStarter]: For program point L142(line 142) no Hoare annotation was computed. [2018-09-20 15:16:40,459 INFO L426 ceAbstractionStarter]: For program point L142-2(line 142) no Hoare annotation was computed. [2018-09-20 15:16:40,459 INFO L426 ceAbstractionStarter]: For program point L192(line 192) no Hoare annotation was computed. [2018-09-20 15:16:40,459 INFO L426 ceAbstractionStarter]: For program point __ieee754_atan2fEXIT(lines 118 213) no Hoare annotation was computed. [2018-09-20 15:16:40,459 INFO L426 ceAbstractionStarter]: For program point L143(line 143) no Hoare annotation was computed. [2018-09-20 15:16:40,459 INFO L426 ceAbstractionStarter]: For program point L160(line 160) no Hoare annotation was computed. [2018-09-20 15:16:40,459 INFO L426 ceAbstractionStarter]: For program point L210(line 210) no Hoare annotation was computed. [2018-09-20 15:16:40,459 INFO L426 ceAbstractionStarter]: For program point L194(line 194) no Hoare annotation was computed. [2018-09-20 15:16:40,459 INFO L426 ceAbstractionStarter]: For program point L128-1(lines 128 132) no Hoare annotation was computed. [2018-09-20 15:16:40,460 INFO L422 ceAbstractionStarter]: At program point L128-3(lines 128 132) the Hoare annotation is: (or (not (= ~pi_o_2~0 ((_ to_fp 8 24) RNE ((_ to_fp 11 53) RNE (/ 3141592741.0 2000000000.0))))) (not (= ~tiny_atan2~0 ((_ to_fp 8 24) RNE ((_ to_fp 11 53) RNE (/ 1.0 1000000000000000000000000000000.0))))) (and (= |__ieee754_atan2f_#in~x| __ieee754_atan2f_~x) (exists ((__ieee754_atan2f_~hx~1 (_ BitVec 32))) (and (= (bvand __ieee754_atan2f_~hx~1 (_ bv2147483647 32)) __ieee754_atan2f_~ix~2) (= |__ieee754_atan2f_#in~x| (fp ((_ extract 31 31) __ieee754_atan2f_~hx~1) ((_ extract 30 23) __ieee754_atan2f_~hx~1) ((_ extract 22 0) __ieee754_atan2f_~hx~1))))) (= |__ieee754_atan2f_#in~y| __ieee754_atan2f_~y) (= |__ieee754_atan2f_#in~x| (fp ((_ extract 31 31) __ieee754_atan2f_~hx~1) ((_ extract 30 23) __ieee754_atan2f_~hx~1) ((_ extract 22 0) __ieee754_atan2f_~hx~1))))) [2018-09-20 15:16:40,460 INFO L426 ceAbstractionStarter]: For program point L128-4(lines 128 132) no Hoare annotation was computed. [2018-09-20 15:16:40,460 INFO L426 ceAbstractionStarter]: For program point L145(line 145) no Hoare annotation was computed. [2018-09-20 15:16:40,460 INFO L426 ceAbstractionStarter]: For program point L162(line 162) no Hoare annotation was computed. [2018-09-20 15:16:40,460 INFO L426 ceAbstractionStarter]: For program point L129(line 129) no Hoare annotation was computed. [2018-09-20 15:16:40,460 INFO L426 ceAbstractionStarter]: For program point L129-1(line 129) no Hoare annotation was computed. [2018-09-20 15:16:40,460 INFO L426 ceAbstractionStarter]: For program point L129-2(line 129) no Hoare annotation was computed. [2018-09-20 15:16:40,460 INFO L426 ceAbstractionStarter]: For program point L129-3(line 129) no Hoare annotation was computed. [2018-09-20 15:16:40,460 INFO L426 ceAbstractionStarter]: For program point L196-1(lines 196 200) no Hoare annotation was computed. [2018-09-20 15:16:40,461 INFO L426 ceAbstractionStarter]: For program point L130(line 130) no Hoare annotation was computed. [2018-09-20 15:16:40,461 INFO L422 ceAbstractionStarter]: At program point L196-3(lines 196 200) the Hoare annotation is: (let ((.cse0 (= |__ieee754_atan2f_#in~x| __ieee754_atan2f_~x)) (.cse1 (exists ((__ieee754_atan2f_~hx~1 (_ BitVec 32))) (and (= (bvand __ieee754_atan2f_~hx~1 (_ bv2147483647 32)) __ieee754_atan2f_~ix~2) (= |__ieee754_atan2f_#in~x| (fp ((_ extract 31 31) __ieee754_atan2f_~hx~1) ((_ extract 30 23) __ieee754_atan2f_~hx~1) ((_ extract 22 0) __ieee754_atan2f_~hx~1)))))) (.cse2 (= |__ieee754_atan2f_#in~y| (fp ((_ extract 31 31) __ieee754_atan2f_~hy~0) ((_ extract 30 23) __ieee754_atan2f_~hy~0) ((_ extract 22 0) __ieee754_atan2f_~hy~0)))) (.cse3 (exists ((__ieee754_atan2f_~hy~0 (_ BitVec 32))) (and (= (bvand __ieee754_atan2f_~hy~0 (_ bv2147483647 32)) __ieee754_atan2f_~iy~0) (= |__ieee754_atan2f_#in~y| (fp ((_ extract 31 31) __ieee754_atan2f_~hy~0) ((_ extract 30 23) __ieee754_atan2f_~hy~0) ((_ extract 22 0) __ieee754_atan2f_~hy~0)))))) (.cse4 (= |__ieee754_atan2f_#in~y| __ieee754_atan2f_~y)) (.cse5 (= |__ieee754_atan2f_#in~x| (fp ((_ extract 31 31) __ieee754_atan2f_~hx~1) ((_ extract 30 23) __ieee754_atan2f_~hx~1) ((_ extract 22 0) __ieee754_atan2f_~hx~1))))) (or (and .cse0 .cse1 (exists ((__ieee754_atan2f_~hx~1 (_ BitVec 32))) (and (not (= (_ bv0 32) (bvand __ieee754_atan2f_~hx~1 (_ bv2147483647 32)))) (= |__ieee754_atan2f_#in~x| (fp ((_ extract 31 31) __ieee754_atan2f_~hx~1) ((_ extract 30 23) __ieee754_atan2f_~hx~1) ((_ extract 22 0) __ieee754_atan2f_~hx~1))))) .cse2 .cse3 .cse4 .cse5) (not (= ~pi_o_2~0 ((_ to_fp 8 24) RNE ((_ to_fp 11 53) RNE (/ 3141592741.0 2000000000.0))))) (not (= ~tiny_atan2~0 ((_ to_fp 8 24) RNE ((_ to_fp 11 53) RNE (/ 1.0 1000000000000000000000000000000.0))))) (and .cse0 .cse1 .cse2 .cse3 (exists ((__ieee754_atan2f_~hy~0 (_ BitVec 32))) (and (= |__ieee754_atan2f_#in~y| (fp ((_ extract 31 31) __ieee754_atan2f_~hy~0) ((_ extract 30 23) __ieee754_atan2f_~hy~0) ((_ extract 22 0) __ieee754_atan2f_~hy~0))) (= (bvand __ieee754_atan2f_~hy~0 (_ bv2147483647 32)) (_ bv0 32)))) .cse4 .cse5))) [2018-09-20 15:16:40,461 INFO L426 ceAbstractionStarter]: For program point L147(line 147) no Hoare annotation was computed. [2018-09-20 15:16:40,461 INFO L426 ceAbstractionStarter]: For program point L197(line 197) no Hoare annotation was computed. [2018-09-20 15:16:40,461 INFO L426 ceAbstractionStarter]: For program point L164(line 164) no Hoare annotation was computed. [2018-09-20 15:16:40,461 INFO L426 ceAbstractionStarter]: For program point L197-1(line 197) no Hoare annotation was computed. [2018-09-20 15:16:40,461 INFO L426 ceAbstractionStarter]: For program point L131(line 131) no Hoare annotation was computed. [2018-09-20 15:16:40,462 INFO L426 ceAbstractionStarter]: For program point L197-2(line 197) no Hoare annotation was computed. [2018-09-20 15:16:40,462 INFO L426 ceAbstractionStarter]: For program point L131-1(line 131) no Hoare annotation was computed. [2018-09-20 15:16:40,462 INFO L426 ceAbstractionStarter]: For program point L197-3(line 197) no Hoare annotation was computed. [2018-09-20 15:16:40,462 INFO L426 ceAbstractionStarter]: For program point L131-2(line 131) no Hoare annotation was computed. [2018-09-20 15:16:40,462 INFO L426 ceAbstractionStarter]: For program point L198(line 198) no Hoare annotation was computed. [2018-09-20 15:16:40,462 INFO L426 ceAbstractionStarter]: For program point L182(line 182) no Hoare annotation was computed. [2018-09-20 15:16:40,462 INFO L426 ceAbstractionStarter]: For program point L182-2(line 182) no Hoare annotation was computed. [2018-09-20 15:16:40,462 INFO L429 ceAbstractionStarter]: At program point __ieee754_atan2fENTRY(lines 118 213) the Hoare annotation is: true [2018-09-20 15:16:40,462 INFO L426 ceAbstractionStarter]: For program point L199(line 199) no Hoare annotation was computed. [2018-09-20 15:16:40,462 INFO L426 ceAbstractionStarter]: For program point L199-1(line 199) no Hoare annotation was computed. [2018-09-20 15:16:40,463 INFO L426 ceAbstractionStarter]: For program point L199-2(line 199) no Hoare annotation was computed. [2018-09-20 15:16:40,463 INFO L426 ceAbstractionStarter]: For program point L134(lines 134 135) no Hoare annotation was computed. [2018-09-20 15:16:40,463 INFO L426 ceAbstractionStarter]: For program point fabs_floatEXIT(lines 12 25) no Hoare annotation was computed. [2018-09-20 15:16:40,463 INFO L426 ceAbstractionStarter]: For program point L21(line 21) no Hoare annotation was computed. [2018-09-20 15:16:40,463 INFO L426 ceAbstractionStarter]: For program point L19(lines 19 23) no Hoare annotation was computed. [2018-09-20 15:16:40,463 INFO L426 ceAbstractionStarter]: For program point L17(line 17) no Hoare annotation was computed. [2018-09-20 15:16:40,463 INFO L426 ceAbstractionStarter]: For program point L19-2(lines 12 25) no Hoare annotation was computed. [2018-09-20 15:16:40,463 INFO L426 ceAbstractionStarter]: For program point L17-1(line 17) no Hoare annotation was computed. [2018-09-20 15:16:40,464 INFO L426 ceAbstractionStarter]: For program point L19-3(lines 19 23) no Hoare annotation was computed. [2018-09-20 15:16:40,464 INFO L426 ceAbstractionStarter]: For program point L15(line 15) no Hoare annotation was computed. [2018-09-20 15:16:40,464 INFO L426 ceAbstractionStarter]: For program point L17-2(line 17) no Hoare annotation was computed. [2018-09-20 15:16:40,464 INFO L426 ceAbstractionStarter]: For program point L15-1(line 15) no Hoare annotation was computed. [2018-09-20 15:16:40,464 INFO L426 ceAbstractionStarter]: For program point L15-2(line 15) no Hoare annotation was computed. [2018-09-20 15:16:40,464 INFO L426 ceAbstractionStarter]: For program point L15-3(line 15) no Hoare annotation was computed. [2018-09-20 15:16:40,464 INFO L426 ceAbstractionStarter]: For program point fabs_floatFINAL(lines 12 25) no Hoare annotation was computed. [2018-09-20 15:16:40,464 INFO L429 ceAbstractionStarter]: At program point fabs_floatENTRY(lines 12 25) the Hoare annotation is: true [2018-09-20 15:16:40,464 INFO L426 ceAbstractionStarter]: For program point L22(line 22) no Hoare annotation was computed. [2018-09-20 15:16:40,464 INFO L426 ceAbstractionStarter]: For program point L22-1(line 22) no Hoare annotation was computed. [2018-09-20 15:16:40,465 INFO L426 ceAbstractionStarter]: For program point L20(line 20) no Hoare annotation was computed. [2018-09-20 15:16:40,465 INFO L426 ceAbstractionStarter]: For program point L22-2(line 22) no Hoare annotation was computed. [2018-09-20 15:16:40,465 INFO L426 ceAbstractionStarter]: For program point L20-1(line 20) no Hoare annotation was computed. [2018-09-20 15:16:40,465 INFO L426 ceAbstractionStarter]: For program point L20-2(line 20) no Hoare annotation was computed. [2018-09-20 15:16:40,465 INFO L426 ceAbstractionStarter]: For program point L20-3(line 20) no Hoare annotation was computed. [2018-09-20 15:16:40,465 INFO L426 ceAbstractionStarter]: For program point L16(line 16) no Hoare annotation was computed. [2018-09-20 15:16:40,465 INFO L426 ceAbstractionStarter]: For program point L14-1(lines 14 18) no Hoare annotation was computed. [2018-09-20 15:16:40,465 INFO L429 ceAbstractionStarter]: At program point L14-3(lines 14 18) the Hoare annotation is: true [2018-09-20 15:16:40,465 INFO L426 ceAbstractionStarter]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2018-09-20 15:16:40,466 INFO L422 ceAbstractionStarter]: At program point L-1(line -1) the Hoare annotation is: (and (= ~pi_o_2~0 ((_ to_fp 8 24) RNE ((_ to_fp 11 53) RNE (/ 3141592741.0 2000000000.0)))) (= ~tiny_atan2~0 ((_ to_fp 8 24) RNE ((_ to_fp 11 53) RNE (/ 1.0 1000000000000000000000000000000.0))))) [2018-09-20 15:16:40,466 INFO L429 ceAbstractionStarter]: At program point ULTIMATE.startENTRY(line -1) the Hoare annotation is: true [2018-09-20 15:16:40,466 INFO L426 ceAbstractionStarter]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2018-09-20 15:16:40,466 INFO L422 ceAbstractionStarter]: At program point L225(line 225) the Hoare annotation is: (or (and (fp.gt main_~y~0 (_ +zero 8 24)) (= main_~x~0 (fp.neg (_ +zero 8 24)))) (not (= ~pi_o_2~0 ((_ to_fp 8 24) RNE ((_ to_fp 11 53) RNE (/ 3141592741.0 2000000000.0))))) (not (= ~tiny_atan2~0 ((_ to_fp 8 24) RNE ((_ to_fp 11 53) RNE (/ 1.0 1000000000000000000000000000000.0)))))) [2018-09-20 15:16:40,466 INFO L426 ceAbstractionStarter]: For program point L224(lines 224 232) no Hoare annotation was computed. [2018-09-20 15:16:40,466 INFO L426 ceAbstractionStarter]: For program point L225-1(line 225) no Hoare annotation was computed. [2018-09-20 15:16:40,466 INFO L426 ceAbstractionStarter]: For program point L224-2(lines 224 232) no Hoare annotation was computed. [2018-09-20 15:16:40,466 INFO L429 ceAbstractionStarter]: At program point mainENTRY(lines 215 234) the Hoare annotation is: true [2018-09-20 15:16:40,466 INFO L426 ceAbstractionStarter]: For program point mainEXIT(lines 215 234) no Hoare annotation was computed. [2018-09-20 15:16:40,466 INFO L426 ceAbstractionStarter]: For program point mainFINAL(lines 215 234) no Hoare annotation was computed. [2018-09-20 15:16:40,467 INFO L426 ceAbstractionStarter]: For program point mainErr0ASSERT_VIOLATIONERROR_FUNCTION(line 229) no Hoare annotation was computed. [2018-09-20 15:16:40,467 INFO L426 ceAbstractionStarter]: For program point L229(line 229) no Hoare annotation was computed. [2018-09-20 15:16:40,467 INFO L426 ceAbstractionStarter]: For program point L228(lines 228 231) no Hoare annotation was computed. [2018-09-20 15:16:40,467 INFO L426 ceAbstractionStarter]: For program point L64(lines 64 67) no Hoare annotation was computed. [2018-09-20 15:16:40,467 INFO L429 ceAbstractionStarter]: At program point atan_floatENTRY(lines 51 113) the Hoare annotation is: true [2018-09-20 15:16:40,467 INFO L426 ceAbstractionStarter]: For program point atan_floatFINAL(lines 51 113) no Hoare annotation was computed. [2018-09-20 15:16:40,467 INFO L426 ceAbstractionStarter]: For program point L56(line 56) no Hoare annotation was computed. [2018-09-20 15:16:40,467 INFO L426 ceAbstractionStarter]: For program point L56-1(line 56) no Hoare annotation was computed. [2018-09-20 15:16:40,467 INFO L426 ceAbstractionStarter]: For program point L56-2(line 56) no Hoare annotation was computed. [2018-09-20 15:16:40,468 INFO L426 ceAbstractionStarter]: For program point L56-3(line 56) no Hoare annotation was computed. [2018-09-20 15:16:40,468 INFO L426 ceAbstractionStarter]: For program point L77(lines 77 93) no Hoare annotation was computed. [2018-09-20 15:16:40,468 INFO L426 ceAbstractionStarter]: For program point L69(lines 69 94) no Hoare annotation was computed. [2018-09-20 15:16:40,468 INFO L426 ceAbstractionStarter]: For program point L61(lines 61 68) no Hoare annotation was computed. [2018-09-20 15:16:40,468 INFO L426 ceAbstractionStarter]: For program point L57(line 57) no Hoare annotation was computed. [2018-09-20 15:16:40,468 INFO L426 ceAbstractionStarter]: For program point L86(lines 86 92) no Hoare annotation was computed. [2018-09-20 15:16:40,468 INFO L426 ceAbstractionStarter]: For program point L86-2(lines 69 94) no Hoare annotation was computed. [2018-09-20 15:16:40,468 INFO L426 ceAbstractionStarter]: For program point L111(line 111) no Hoare annotation was computed. [2018-09-20 15:16:40,468 INFO L426 ceAbstractionStarter]: For program point L78(lines 78 84) no Hoare annotation was computed. [2018-09-20 15:16:40,468 INFO L426 ceAbstractionStarter]: For program point L111-2(line 111) no Hoare annotation was computed. [2018-09-20 15:16:40,468 INFO L426 ceAbstractionStarter]: For program point L107(lines 107 112) no Hoare annotation was computed. [2018-09-20 15:16:40,468 INFO L426 ceAbstractionStarter]: For program point L70(lines 70 73) no Hoare annotation was computed. [2018-09-20 15:16:40,469 INFO L426 ceAbstractionStarter]: For program point L70-2(lines 70 73) no Hoare annotation was computed. [2018-09-20 15:16:40,469 INFO L426 ceAbstractionStarter]: For program point L62(lines 62 63) no Hoare annotation was computed. [2018-09-20 15:16:40,469 INFO L426 ceAbstractionStarter]: For program point L58(line 58) no Hoare annotation was computed. [2018-09-20 15:16:40,469 INFO L426 ceAbstractionStarter]: For program point L58-1(line 58) no Hoare annotation was computed. [2018-09-20 15:16:40,469 INFO L426 ceAbstractionStarter]: For program point L58-2(line 58) no Hoare annotation was computed. [2018-09-20 15:16:40,469 INFO L426 ceAbstractionStarter]: For program point L71(lines 71 72) no Hoare annotation was computed. [2018-09-20 15:16:40,469 INFO L426 ceAbstractionStarter]: For program point atan_floatEXIT(lines 51 113) no Hoare annotation was computed. [2018-09-20 15:16:40,469 INFO L426 ceAbstractionStarter]: For program point L55-1(lines 55 59) no Hoare annotation was computed. [2018-09-20 15:16:40,469 INFO L429 ceAbstractionStarter]: At program point L55-3(lines 55 59) the Hoare annotation is: true [2018-09-20 15:16:40,470 INFO L426 ceAbstractionStarter]: For program point L55-4(lines 55 59) no Hoare annotation was computed. [2018-09-20 15:16:40,470 INFO L429 ceAbstractionStarter]: At program point L76(line 76) the Hoare annotation is: true [2018-09-20 15:16:40,470 INFO L426 ceAbstractionStarter]: For program point L76-1(line 76) no Hoare annotation was computed. [2018-09-20 15:16:40,478 WARN L389 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_atan2f_~hx~1,QUANTIFIED] [2018-09-20 15:16:40,479 WARN L389 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_atan2f_~hx~1,QUANTIFIED] [2018-09-20 15:16:40,480 WARN L389 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_atan2f_~hx~1,QUANTIFIED] [2018-09-20 15:16:40,480 WARN L389 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_atan2f_~hx~1,QUANTIFIED] [2018-09-20 15:16:40,480 WARN L389 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_atan2f_~hx~1,QUANTIFIED] [2018-09-20 15:16:40,480 WARN L389 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_atan2f_~hx~1,QUANTIFIED] [2018-09-20 15:16:40,480 WARN L389 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_atan2f_~hx~1,QUANTIFIED] [2018-09-20 15:16:40,481 WARN L389 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_atan2f_~hx~1,QUANTIFIED] [2018-09-20 15:16:40,481 WARN L389 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_atan2f_~hy~0,QUANTIFIED] [2018-09-20 15:16:40,481 WARN L389 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_atan2f_~hy~0,QUANTIFIED] [2018-09-20 15:16:40,481 WARN L389 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_atan2f_~hy~0,QUANTIFIED] [2018-09-20 15:16:40,482 WARN L389 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_atan2f_~hy~0,QUANTIFIED] [2018-09-20 15:16:40,485 WARN L389 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression RoundingMode_RNE [2018-09-20 15:16:40,486 WARN L389 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression RoundingMode_RNE [2018-09-20 15:16:40,486 WARN L389 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression RoundingMode_RNE [2018-09-20 15:16:40,486 WARN L389 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression RoundingMode_RNE [2018-09-20 15:16:40,486 WARN L389 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_atan2f_~hx~1,QUANTIFIED] [2018-09-20 15:16:40,487 WARN L389 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_atan2f_~hx~1,QUANTIFIED] [2018-09-20 15:16:40,487 WARN L389 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_atan2f_~hx~1,QUANTIFIED] [2018-09-20 15:16:40,487 WARN L389 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_atan2f_~hx~1,QUANTIFIED] [2018-09-20 15:16:40,487 WARN L389 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_atan2f_~hy~0,QUANTIFIED] [2018-09-20 15:16:40,487 WARN L389 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_atan2f_~hy~0,QUANTIFIED] [2018-09-20 15:16:40,488 WARN L389 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_atan2f_~hy~0,QUANTIFIED] [2018-09-20 15:16:40,488 WARN L389 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_atan2f_~hy~0,QUANTIFIED] [2018-09-20 15:16:40,488 WARN L389 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_atan2f_~hy~0,QUANTIFIED] [2018-09-20 15:16:40,488 WARN L389 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_atan2f_~hy~0,QUANTIFIED] [2018-09-20 15:16:40,488 WARN L389 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_atan2f_~hy~0,QUANTIFIED] [2018-09-20 15:16:40,489 WARN L389 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_atan2f_~hy~0,QUANTIFIED] [2018-09-20 15:16:40,495 WARN L389 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_atan2f_~hx~1,QUANTIFIED] [2018-09-20 15:16:40,495 WARN L389 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_atan2f_~hx~1,QUANTIFIED] [2018-09-20 15:16:40,495 WARN L389 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_atan2f_~hx~1,QUANTIFIED] [2018-09-20 15:16:40,496 WARN L389 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_atan2f_~hx~1,QUANTIFIED] [2018-09-20 15:16:40,496 WARN L389 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_atan2f_~hx~1,QUANTIFIED] [2018-09-20 15:16:40,496 WARN L389 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_atan2f_~hx~1,QUANTIFIED] [2018-09-20 15:16:40,496 WARN L389 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_atan2f_~hx~1,QUANTIFIED] [2018-09-20 15:16:40,497 WARN L389 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_atan2f_~hx~1,QUANTIFIED] [2018-09-20 15:16:40,497 WARN L389 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_atan2f_~hy~0,QUANTIFIED] [2018-09-20 15:16:40,497 WARN L389 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_atan2f_~hy~0,QUANTIFIED] [2018-09-20 15:16:40,497 WARN L389 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_atan2f_~hy~0,QUANTIFIED] [2018-09-20 15:16:40,497 WARN L389 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_atan2f_~hy~0,QUANTIFIED] [2018-09-20 15:16:40,498 WARN L389 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression RoundingMode_RNE [2018-09-20 15:16:40,498 WARN L389 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression RoundingMode_RNE [2018-09-20 15:16:40,498 WARN L389 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression RoundingMode_RNE [2018-09-20 15:16:40,498 WARN L389 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression RoundingMode_RNE [2018-09-20 15:16:40,498 WARN L389 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_atan2f_~hx~1,QUANTIFIED] [2018-09-20 15:16:40,499 WARN L389 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_atan2f_~hx~1,QUANTIFIED] [2018-09-20 15:16:40,499 WARN L389 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_atan2f_~hx~1,QUANTIFIED] [2018-09-20 15:16:40,499 WARN L389 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_atan2f_~hx~1,QUANTIFIED] [2018-09-20 15:16:40,499 WARN L389 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_atan2f_~hy~0,QUANTIFIED] [2018-09-20 15:16:40,499 WARN L389 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_atan2f_~hy~0,QUANTIFIED] [2018-09-20 15:16:40,500 WARN L389 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_atan2f_~hy~0,QUANTIFIED] [2018-09-20 15:16:40,500 WARN L389 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_atan2f_~hy~0,QUANTIFIED] [2018-09-20 15:16:40,500 WARN L389 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_atan2f_~hy~0,QUANTIFIED] [2018-09-20 15:16:40,500 WARN L389 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_atan2f_~hy~0,QUANTIFIED] [2018-09-20 15:16:40,500 WARN L389 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_atan2f_~hy~0,QUANTIFIED] [2018-09-20 15:16:40,500 WARN L389 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_atan2f_~hy~0,QUANTIFIED] [2018-09-20 15:16:40,504 WARN L389 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression RoundingMode_RNE [2018-09-20 15:16:40,504 WARN L389 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression RoundingMode_RNE [2018-09-20 15:16:40,504 WARN L389 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression RoundingMode_RNE [2018-09-20 15:16:40,504 WARN L389 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression RoundingMode_RNE [2018-09-20 15:16:40,506 WARN L389 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_atan2f_~hx~1,QUANTIFIED] [2018-09-20 15:16:40,507 WARN L389 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_atan2f_~hx~1,QUANTIFIED] [2018-09-20 15:16:40,507 WARN L389 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_atan2f_~hx~1,QUANTIFIED] [2018-09-20 15:16:40,507 WARN L389 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_atan2f_~hx~1,QUANTIFIED] [2018-09-20 15:16:40,511 WARN L389 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression RoundingMode_RNE [2018-09-20 15:16:40,512 WARN L389 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression RoundingMode_RNE [2018-09-20 15:16:40,512 WARN L389 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression RoundingMode_RNE [2018-09-20 15:16:40,512 WARN L389 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression RoundingMode_RNE [2018-09-20 15:16:40,513 WARN L389 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_atan2f_~hx~1,QUANTIFIED] [2018-09-20 15:16:40,513 WARN L389 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_atan2f_~hx~1,QUANTIFIED] [2018-09-20 15:16:40,513 WARN L389 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_atan2f_~hx~1,QUANTIFIED] [2018-09-20 15:16:40,513 WARN L389 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_atan2f_~hx~1,QUANTIFIED] [2018-09-20 15:16:40,514 WARN L389 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression RoundingMode_RNE [2018-09-20 15:16:40,517 WARN L389 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression RoundingMode_RNE [2018-09-20 15:16:40,517 WARN L389 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression RoundingMode_RNE [2018-09-20 15:16:40,517 WARN L389 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression RoundingMode_RNE [2018-09-20 15:16:40,518 WARN L389 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression RoundingMode_RNE [2018-09-20 15:16:40,518 WARN L389 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression RoundingMode_RNE [2018-09-20 15:16:40,518 WARN L389 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression RoundingMode_RNE [2018-09-20 15:16:40,518 WARN L389 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression RoundingMode_RNE [2018-09-20 15:16:40,521 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 20.09 03:16:40 BoogieIcfgContainer [2018-09-20 15:16:40,521 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2018-09-20 15:16:40,521 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2018-09-20 15:16:40,522 INFO L271 PluginConnector]: Initializing Witness Printer... [2018-09-20 15:16:40,522 INFO L276 PluginConnector]: Witness Printer initialized [2018-09-20 15:16:40,522 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.09 03:16:07" (3/4) ... [2018-09-20 15:16:40,527 INFO L144 WitnessPrinter]: Generating witness for correct program [2018-09-20 15:16:40,534 INFO L316 RCFGBacktranslator]: Ignoring RootEdge to procedure ULTIMATE.init [2018-09-20 15:16:40,534 INFO L316 RCFGBacktranslator]: Ignoring RootEdge to procedure fabs_float [2018-09-20 15:16:40,535 INFO L316 RCFGBacktranslator]: Ignoring RootEdge to procedure __ieee754_atan2f [2018-09-20 15:16:40,535 INFO L316 RCFGBacktranslator]: Ignoring RootEdge to procedure main [2018-09-20 15:16:40,535 INFO L316 RCFGBacktranslator]: Ignoring RootEdge to procedure atan_float [2018-09-20 15:16:40,557 INFO L850 BoogieBacktranslator]: Reduced CFG by removing 31 nodes and edges [2018-09-20 15:16:40,558 INFO L850 BoogieBacktranslator]: Reduced CFG by removing 14 nodes and edges [2018-09-20 15:16:40,558 INFO L850 BoogieBacktranslator]: Reduced CFG by removing 3 nodes and edges [2018-09-20 15:16:40,599 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (!(pi_o_2 == ~to_fp~LONGDOUBLE(RoundingMode_RNE, ~to_fp~LONGDOUBLE(RoundingMode_RNE, 3141592741/2000000000))) || !(tiny_atan2 == ~to_fp~LONGDOUBLE(RoundingMode_RNE, ~to_fp~LONGDOUBLE(RoundingMode_RNE, 1/1000000000000000000000000000000)))) || (\old(x) == x && \old(y) == y) [2018-09-20 15:16:40,599 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (!(pi_o_2 == ~to_fp~LONGDOUBLE(RoundingMode_RNE, ~to_fp~LONGDOUBLE(RoundingMode_RNE, 3141592741/2000000000))) || !(tiny_atan2 == ~to_fp~LONGDOUBLE(RoundingMode_RNE, ~to_fp~LONGDOUBLE(RoundingMode_RNE, 1/1000000000000000000000000000000)))) || (((\old(x) == x && (\exists __ieee754_atan2f_~hx~1 : bv32 :: ~bvand32(__ieee754_atan2f_~hx~1, 2147483647bv32) == ix && \old(x) == ~fp~LONGDOUBLE(__ieee754_atan2f_~hx~1[31:31], __ieee754_atan2f_~hx~1[30:23], __ieee754_atan2f_~hx~1[22:0]))) && \old(y) == y) && \old(x) == ~fp~LONGDOUBLE(hx[31:31], hx[30:23], hx[22:0])) [2018-09-20 15:16:40,603 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((((((\old(x) == x && (\exists __ieee754_atan2f_~hx~1 : bv32 :: ~bvand32(__ieee754_atan2f_~hx~1, 2147483647bv32) == ix && \old(x) == ~fp~LONGDOUBLE(__ieee754_atan2f_~hx~1[31:31], __ieee754_atan2f_~hx~1[30:23], __ieee754_atan2f_~hx~1[22:0]))) && (\exists __ieee754_atan2f_~hx~1 : bv32 :: !(0bv32 == ~bvand32(__ieee754_atan2f_~hx~1, 2147483647bv32)) && \old(x) == ~fp~LONGDOUBLE(__ieee754_atan2f_~hx~1[31:31], __ieee754_atan2f_~hx~1[30:23], __ieee754_atan2f_~hx~1[22:0]))) && \old(y) == ~fp~LONGDOUBLE(hy[31:31], hy[30:23], hy[22:0])) && (\exists __ieee754_atan2f_~hy~0 : bv32 :: ~bvand32(__ieee754_atan2f_~hy~0, 2147483647bv32) == iy && \old(y) == ~fp~LONGDOUBLE(__ieee754_atan2f_~hy~0[31:31], __ieee754_atan2f_~hy~0[30:23], __ieee754_atan2f_~hy~0[22:0]))) && \old(y) == y) && \old(x) == ~fp~LONGDOUBLE(hx[31:31], hx[30:23], hx[22:0])) || !(pi_o_2 == ~to_fp~LONGDOUBLE(RoundingMode_RNE, ~to_fp~LONGDOUBLE(RoundingMode_RNE, 3141592741/2000000000)))) || !(tiny_atan2 == ~to_fp~LONGDOUBLE(RoundingMode_RNE, ~to_fp~LONGDOUBLE(RoundingMode_RNE, 1/1000000000000000000000000000000)))) || ((((((\old(x) == x && (\exists __ieee754_atan2f_~hx~1 : bv32 :: ~bvand32(__ieee754_atan2f_~hx~1, 2147483647bv32) == ix && \old(x) == ~fp~LONGDOUBLE(__ieee754_atan2f_~hx~1[31:31], __ieee754_atan2f_~hx~1[30:23], __ieee754_atan2f_~hx~1[22:0]))) && \old(y) == ~fp~LONGDOUBLE(hy[31:31], hy[30:23], hy[22:0])) && (\exists __ieee754_atan2f_~hy~0 : bv32 :: ~bvand32(__ieee754_atan2f_~hy~0, 2147483647bv32) == iy && \old(y) == ~fp~LONGDOUBLE(__ieee754_atan2f_~hy~0[31:31], __ieee754_atan2f_~hy~0[30:23], __ieee754_atan2f_~hy~0[22:0]))) && (\exists __ieee754_atan2f_~hy~0 : bv32 :: \old(y) == ~fp~LONGDOUBLE(__ieee754_atan2f_~hy~0[31:31], __ieee754_atan2f_~hy~0[30:23], __ieee754_atan2f_~hy~0[22:0]) && ~bvand32(__ieee754_atan2f_~hy~0, 2147483647bv32) == 0bv32)) && \old(y) == y) && \old(x) == ~fp~LONGDOUBLE(hx[31:31], hx[30:23], hx[22:0])) [2018-09-20 15:16:40,701 INFO L145 WitnessManager]: Wrote witness to /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/witness.graphml [2018-09-20 15:16:40,701 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2018-09-20 15:16:40,705 INFO L168 Benchmark]: Toolchain (without parser) took 49424.43 ms. Allocated memory was 1.0 GB in the beginning and 1.3 GB in the end (delta: 227.5 MB). Free memory was 951.8 MB in the beginning and 925.2 MB in the end (delta: 26.7 MB). Peak memory consumption was 254.2 MB. Max. memory is 11.5 GB. [2018-09-20 15:16:40,706 INFO L168 Benchmark]: CDTParser took 0.62 ms. Allocated memory is still 1.0 GB. Free memory is still 978.7 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-09-20 15:16:40,707 INFO L168 Benchmark]: CACSL2BoogieTranslator took 567.22 ms. Allocated memory is still 1.0 GB. Free memory was 951.8 MB in the beginning and 935.7 MB in the end (delta: 16.1 MB). Peak memory consumption was 16.1 MB. Max. memory is 11.5 GB. [2018-09-20 15:16:40,707 INFO L168 Benchmark]: Boogie Preprocessor took 137.72 ms. Allocated memory is still 1.0 GB. Free memory was 935.7 MB in the beginning and 930.4 MB in the end (delta: 5.4 MB). Peak memory consumption was 5.4 MB. Max. memory is 11.5 GB. [2018-09-20 15:16:40,707 INFO L168 Benchmark]: RCFGBuilder took 15075.14 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 169.9 MB). Free memory was 930.4 MB in the beginning and 1.1 GB in the end (delta: -176.0 MB). Peak memory consumption was 18.5 MB. Max. memory is 11.5 GB. [2018-09-20 15:16:40,708 INFO L168 Benchmark]: TraceAbstraction took 33454.46 ms. Allocated memory was 1.2 GB in the beginning and 1.3 GB in the end (delta: 57.7 MB). Free memory was 1.1 GB in the beginning and 932.8 MB in the end (delta: 173.5 MB). Peak memory consumption was 231.2 MB. Max. memory is 11.5 GB. [2018-09-20 15:16:40,708 INFO L168 Benchmark]: Witness Printer took 179.47 ms. Allocated memory is still 1.3 GB. Free memory was 932.8 MB in the beginning and 925.2 MB in the end (delta: 7.6 MB). Peak memory consumption was 7.6 MB. Max. memory is 11.5 GB. [2018-09-20 15:16:40,710 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.62 ms. Allocated memory is still 1.0 GB. Free memory is still 978.7 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 567.22 ms. Allocated memory is still 1.0 GB. Free memory was 951.8 MB in the beginning and 935.7 MB in the end (delta: 16.1 MB). Peak memory consumption was 16.1 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 137.72 ms. Allocated memory is still 1.0 GB. Free memory was 935.7 MB in the beginning and 930.4 MB in the end (delta: 5.4 MB). Peak memory consumption was 5.4 MB. Max. memory is 11.5 GB. * RCFGBuilder took 15075.14 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 169.9 MB). Free memory was 930.4 MB in the beginning and 1.1 GB in the end (delta: -176.0 MB). Peak memory consumption was 18.5 MB. Max. memory is 11.5 GB. * TraceAbstraction took 33454.46 ms. Allocated memory was 1.2 GB in the beginning and 1.3 GB in the end (delta: 57.7 MB). Free memory was 1.1 GB in the beginning and 932.8 MB in the end (delta: 173.5 MB). Peak memory consumption was 231.2 MB. Max. memory is 11.5 GB. * Witness Printer took 179.47 ms. Allocated memory is still 1.3 GB. Free memory was 932.8 MB in the beginning and 925.2 MB in the end (delta: 7.6 MB). Peak memory consumption was 7.6 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[__ieee754_atan2f_~hx~1,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_atan2f_~hx~1,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_atan2f_~hx~1,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_atan2f_~hx~1,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_atan2f_~hx~1,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_atan2f_~hx~1,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_atan2f_~hx~1,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_atan2f_~hx~1,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_atan2f_~hy~0,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_atan2f_~hy~0,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_atan2f_~hy~0,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_atan2f_~hy~0,QUANTIFIED] - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression RoundingMode_RNE - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression RoundingMode_RNE - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression RoundingMode_RNE - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression RoundingMode_RNE - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_atan2f_~hx~1,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_atan2f_~hx~1,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_atan2f_~hx~1,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_atan2f_~hx~1,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_atan2f_~hy~0,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_atan2f_~hy~0,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_atan2f_~hy~0,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_atan2f_~hy~0,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_atan2f_~hy~0,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_atan2f_~hy~0,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_atan2f_~hy~0,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_atan2f_~hy~0,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_atan2f_~hx~1,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_atan2f_~hx~1,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_atan2f_~hx~1,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_atan2f_~hx~1,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_atan2f_~hx~1,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_atan2f_~hx~1,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_atan2f_~hx~1,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_atan2f_~hx~1,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_atan2f_~hy~0,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_atan2f_~hy~0,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_atan2f_~hy~0,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_atan2f_~hy~0,QUANTIFIED] - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression RoundingMode_RNE - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression RoundingMode_RNE - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression RoundingMode_RNE - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression RoundingMode_RNE - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_atan2f_~hx~1,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_atan2f_~hx~1,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_atan2f_~hx~1,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_atan2f_~hx~1,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_atan2f_~hy~0,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_atan2f_~hy~0,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_atan2f_~hy~0,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_atan2f_~hy~0,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_atan2f_~hy~0,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_atan2f_~hy~0,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_atan2f_~hy~0,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_atan2f_~hy~0,QUANTIFIED] - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression RoundingMode_RNE - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression RoundingMode_RNE - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression RoundingMode_RNE - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression RoundingMode_RNE - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_atan2f_~hx~1,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_atan2f_~hx~1,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_atan2f_~hx~1,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_atan2f_~hx~1,QUANTIFIED] - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression RoundingMode_RNE - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression RoundingMode_RNE - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression RoundingMode_RNE - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression RoundingMode_RNE - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_atan2f_~hx~1,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_atan2f_~hx~1,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_atan2f_~hx~1,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_atan2f_~hx~1,QUANTIFIED] - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression RoundingMode_RNE - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression RoundingMode_RNE - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression RoundingMode_RNE - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression RoundingMode_RNE - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression RoundingMode_RNE - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression RoundingMode_RNE - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression RoundingMode_RNE - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression RoundingMode_RNE * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 229]: 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: 55]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 196]: Loop Invariant [2018-09-20 15:16:40,722 WARN L389 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_atan2f_~hx~1,QUANTIFIED] [2018-09-20 15:16:40,727 WARN L389 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_atan2f_~hx~1,QUANTIFIED] [2018-09-20 15:16:40,727 WARN L389 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_atan2f_~hx~1,QUANTIFIED] [2018-09-20 15:16:40,727 WARN L389 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_atan2f_~hx~1,QUANTIFIED] [2018-09-20 15:16:40,728 WARN L389 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_atan2f_~hx~1,QUANTIFIED] [2018-09-20 15:16:40,728 WARN L389 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_atan2f_~hx~1,QUANTIFIED] [2018-09-20 15:16:40,728 WARN L389 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_atan2f_~hx~1,QUANTIFIED] [2018-09-20 15:16:40,728 WARN L389 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_atan2f_~hx~1,QUANTIFIED] [2018-09-20 15:16:40,728 WARN L389 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_atan2f_~hy~0,QUANTIFIED] [2018-09-20 15:16:40,729 WARN L389 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_atan2f_~hy~0,QUANTIFIED] [2018-09-20 15:16:40,729 WARN L389 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_atan2f_~hy~0,QUANTIFIED] [2018-09-20 15:16:40,729 WARN L389 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_atan2f_~hy~0,QUANTIFIED] [2018-09-20 15:16:40,729 WARN L389 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression RoundingMode_RNE [2018-09-20 15:16:40,731 WARN L389 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression RoundingMode_RNE [2018-09-20 15:16:40,731 WARN L389 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression RoundingMode_RNE [2018-09-20 15:16:40,731 WARN L389 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression RoundingMode_RNE [2018-09-20 15:16:40,731 WARN L389 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_atan2f_~hx~1,QUANTIFIED] [2018-09-20 15:16:40,732 WARN L389 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_atan2f_~hx~1,QUANTIFIED] [2018-09-20 15:16:40,732 WARN L389 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_atan2f_~hx~1,QUANTIFIED] [2018-09-20 15:16:40,732 WARN L389 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_atan2f_~hx~1,QUANTIFIED] [2018-09-20 15:16:40,732 WARN L389 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_atan2f_~hy~0,QUANTIFIED] [2018-09-20 15:16:40,732 WARN L389 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_atan2f_~hy~0,QUANTIFIED] [2018-09-20 15:16:40,732 WARN L389 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_atan2f_~hy~0,QUANTIFIED] [2018-09-20 15:16:40,733 WARN L389 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_atan2f_~hy~0,QUANTIFIED] [2018-09-20 15:16:40,733 WARN L389 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_atan2f_~hy~0,QUANTIFIED] [2018-09-20 15:16:40,733 WARN L389 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_atan2f_~hy~0,QUANTIFIED] [2018-09-20 15:16:40,733 WARN L389 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_atan2f_~hy~0,QUANTIFIED] [2018-09-20 15:16:40,733 WARN L389 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_atan2f_~hy~0,QUANTIFIED] [2018-09-20 15:16:40,736 WARN L389 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_atan2f_~hx~1,QUANTIFIED] [2018-09-20 15:16:40,737 WARN L389 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_atan2f_~hx~1,QUANTIFIED] [2018-09-20 15:16:40,737 WARN L389 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_atan2f_~hx~1,QUANTIFIED] [2018-09-20 15:16:40,737 WARN L389 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_atan2f_~hx~1,QUANTIFIED] [2018-09-20 15:16:40,742 WARN L389 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_atan2f_~hx~1,QUANTIFIED] [2018-09-20 15:16:40,742 WARN L389 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_atan2f_~hx~1,QUANTIFIED] [2018-09-20 15:16:40,743 WARN L389 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_atan2f_~hx~1,QUANTIFIED] [2018-09-20 15:16:40,743 WARN L389 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_atan2f_~hx~1,QUANTIFIED] [2018-09-20 15:16:40,743 WARN L389 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_atan2f_~hy~0,QUANTIFIED] [2018-09-20 15:16:40,744 WARN L389 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_atan2f_~hy~0,QUANTIFIED] [2018-09-20 15:16:40,744 WARN L389 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_atan2f_~hy~0,QUANTIFIED] [2018-09-20 15:16:40,744 WARN L389 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_atan2f_~hy~0,QUANTIFIED] [2018-09-20 15:16:40,744 WARN L389 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression RoundingMode_RNE [2018-09-20 15:16:40,744 WARN L389 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression RoundingMode_RNE [2018-09-20 15:16:40,744 WARN L389 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression RoundingMode_RNE [2018-09-20 15:16:40,745 WARN L389 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression RoundingMode_RNE [2018-09-20 15:16:40,745 WARN L389 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_atan2f_~hx~1,QUANTIFIED] [2018-09-20 15:16:40,745 WARN L389 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_atan2f_~hx~1,QUANTIFIED] [2018-09-20 15:16:40,745 WARN L389 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_atan2f_~hx~1,QUANTIFIED] [2018-09-20 15:16:40,745 WARN L389 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_atan2f_~hx~1,QUANTIFIED] [2018-09-20 15:16:40,746 WARN L389 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_atan2f_~hy~0,QUANTIFIED] [2018-09-20 15:16:40,746 WARN L389 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_atan2f_~hy~0,QUANTIFIED] [2018-09-20 15:16:40,746 WARN L389 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_atan2f_~hy~0,QUANTIFIED] [2018-09-20 15:16:40,746 WARN L389 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_atan2f_~hy~0,QUANTIFIED] [2018-09-20 15:16:40,747 WARN L389 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_atan2f_~hy~0,QUANTIFIED] [2018-09-20 15:16:40,747 WARN L389 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_atan2f_~hy~0,QUANTIFIED] [2018-09-20 15:16:40,747 WARN L389 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_atan2f_~hy~0,QUANTIFIED] [2018-09-20 15:16:40,747 WARN L389 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_atan2f_~hy~0,QUANTIFIED] Derived loop invariant: ((((((((\old(x) == x && (\exists __ieee754_atan2f_~hx~1 : bv32 :: ~bvand32(__ieee754_atan2f_~hx~1, 2147483647bv32) == ix && \old(x) == ~fp~LONGDOUBLE(__ieee754_atan2f_~hx~1[31:31], __ieee754_atan2f_~hx~1[30:23], __ieee754_atan2f_~hx~1[22:0]))) && (\exists __ieee754_atan2f_~hx~1 : bv32 :: !(0bv32 == ~bvand32(__ieee754_atan2f_~hx~1, 2147483647bv32)) && \old(x) == ~fp~LONGDOUBLE(__ieee754_atan2f_~hx~1[31:31], __ieee754_atan2f_~hx~1[30:23], __ieee754_atan2f_~hx~1[22:0]))) && \old(y) == ~fp~LONGDOUBLE(hy[31:31], hy[30:23], hy[22:0])) && (\exists __ieee754_atan2f_~hy~0 : bv32 :: ~bvand32(__ieee754_atan2f_~hy~0, 2147483647bv32) == iy && \old(y) == ~fp~LONGDOUBLE(__ieee754_atan2f_~hy~0[31:31], __ieee754_atan2f_~hy~0[30:23], __ieee754_atan2f_~hy~0[22:0]))) && \old(y) == y) && \old(x) == ~fp~LONGDOUBLE(hx[31:31], hx[30:23], hx[22:0])) || !(pi_o_2 == ~to_fp~LONGDOUBLE(RoundingMode_RNE, ~to_fp~LONGDOUBLE(RoundingMode_RNE, 3141592741/2000000000)))) || !(tiny_atan2 == ~to_fp~LONGDOUBLE(RoundingMode_RNE, ~to_fp~LONGDOUBLE(RoundingMode_RNE, 1/1000000000000000000000000000000)))) || ((((((\old(x) == x && (\exists __ieee754_atan2f_~hx~1 : bv32 :: ~bvand32(__ieee754_atan2f_~hx~1, 2147483647bv32) == ix && \old(x) == ~fp~LONGDOUBLE(__ieee754_atan2f_~hx~1[31:31], __ieee754_atan2f_~hx~1[30:23], __ieee754_atan2f_~hx~1[22:0]))) && \old(y) == ~fp~LONGDOUBLE(hy[31:31], hy[30:23], hy[22:0])) && (\exists __ieee754_atan2f_~hy~0 : bv32 :: ~bvand32(__ieee754_atan2f_~hy~0, 2147483647bv32) == iy && \old(y) == ~fp~LONGDOUBLE(__ieee754_atan2f_~hy~0[31:31], __ieee754_atan2f_~hy~0[30:23], __ieee754_atan2f_~hy~0[22:0]))) && (\exists __ieee754_atan2f_~hy~0 : bv32 :: \old(y) == ~fp~LONGDOUBLE(__ieee754_atan2f_~hy~0[31:31], __ieee754_atan2f_~hy~0[30:23], __ieee754_atan2f_~hy~0[22:0]) && ~bvand32(__ieee754_atan2f_~hy~0, 2147483647bv32) == 0bv32)) && \old(y) == y) && \old(x) == ~fp~LONGDOUBLE(hx[31:31], hx[30:23], hx[22:0])) - InvariantResult [Line: 14]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 128]: Loop Invariant [2018-09-20 15:16:40,752 WARN L389 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression RoundingMode_RNE [2018-09-20 15:16:40,752 WARN L389 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression RoundingMode_RNE [2018-09-20 15:16:40,752 WARN L389 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression RoundingMode_RNE [2018-09-20 15:16:40,752 WARN L389 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression RoundingMode_RNE [2018-09-20 15:16:40,752 WARN L389 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_atan2f_~hx~1,QUANTIFIED] [2018-09-20 15:16:40,752 WARN L389 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_atan2f_~hx~1,QUANTIFIED] [2018-09-20 15:16:40,753 WARN L389 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_atan2f_~hx~1,QUANTIFIED] [2018-09-20 15:16:40,753 WARN L389 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_atan2f_~hx~1,QUANTIFIED] [2018-09-20 15:16:40,755 WARN L389 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression RoundingMode_RNE [2018-09-20 15:16:40,755 WARN L389 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression RoundingMode_RNE [2018-09-20 15:16:40,755 WARN L389 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression RoundingMode_RNE [2018-09-20 15:16:40,755 WARN L389 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression RoundingMode_RNE [2018-09-20 15:16:40,755 WARN L389 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_atan2f_~hx~1,QUANTIFIED] [2018-09-20 15:16:40,762 WARN L389 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_atan2f_~hx~1,QUANTIFIED] [2018-09-20 15:16:40,762 WARN L389 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_atan2f_~hx~1,QUANTIFIED] [2018-09-20 15:16:40,762 WARN L389 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_atan2f_~hx~1,QUANTIFIED] Derived loop invariant: (!(pi_o_2 == ~to_fp~LONGDOUBLE(RoundingMode_RNE, ~to_fp~LONGDOUBLE(RoundingMode_RNE, 3141592741/2000000000))) || !(tiny_atan2 == ~to_fp~LONGDOUBLE(RoundingMode_RNE, ~to_fp~LONGDOUBLE(RoundingMode_RNE, 1/1000000000000000000000000000000)))) || (((\old(x) == x && (\exists __ieee754_atan2f_~hx~1 : bv32 :: ~bvand32(__ieee754_atan2f_~hx~1, 2147483647bv32) == ix && \old(x) == ~fp~LONGDOUBLE(__ieee754_atan2f_~hx~1[31:31], __ieee754_atan2f_~hx~1[30:23], __ieee754_atan2f_~hx~1[22:0]))) && \old(y) == y) && \old(x) == ~fp~LONGDOUBLE(hx[31:31], hx[30:23], hx[22:0])) - InvariantResult [Line: 122]: Loop Invariant [2018-09-20 15:16:40,763 WARN L389 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression RoundingMode_RNE [2018-09-20 15:16:40,763 WARN L389 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression RoundingMode_RNE [2018-09-20 15:16:40,763 WARN L389 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression RoundingMode_RNE [2018-09-20 15:16:40,763 WARN L389 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression RoundingMode_RNE [2018-09-20 15:16:40,764 WARN L389 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression RoundingMode_RNE [2018-09-20 15:16:40,764 WARN L389 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression RoundingMode_RNE [2018-09-20 15:16:40,764 WARN L389 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression RoundingMode_RNE [2018-09-20 15:16:40,765 WARN L389 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression RoundingMode_RNE Derived loop invariant: (!(pi_o_2 == ~to_fp~LONGDOUBLE(RoundingMode_RNE, ~to_fp~LONGDOUBLE(RoundingMode_RNE, 3141592741/2000000000))) || !(tiny_atan2 == ~to_fp~LONGDOUBLE(RoundingMode_RNE, ~to_fp~LONGDOUBLE(RoundingMode_RNE, 1/1000000000000000000000000000000)))) || (\old(x) == x && \old(y) == y) - StatisticsResult: Ultimate Automizer benchmark data CFG has 6 procedures, 157 locations, 1 error locations. SAFE Result, 33.3s OverallTime, 6 OverallIterations, 1 TraceHistogramMax, 25.5s AutomataDifference, 0.0s DeadEndRemovalTime, 3.3s HoareAnnotationTime, HoareTripleCheckerStatistics: 1085 SDtfs, 1437 SDslu, 4568 SDs, 0 SdLazy, 774 SolverSat, 69 SolverUnsat, 4 SolverUnknown, 0 SolverNotchecked, 20.9s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 254 GetRequests, 181 SyntacticMatches, 1 SemanticMatches, 72 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 123 ImplicationChecksByTransitivity, 5.5s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=157occurred 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: 0.1s AutomataMinimizationTime, 6 MinimizatonAttempts, 0 StatesRemovedByMinimization, 0 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 17 LocationsWithAnnotation, 44 PreInvPairs, 62 NumberOfFragments, 705 HoareAnnotationTreeSize, 44 FomulaSimplifications, 0 FormulaSimplificationTreeSizeReduction, 0.1s HoareSimplificationTime, 17 FomulaSimplificationsInter, 357 FormulaSimplificationTreeSizeReductionInter, 3.2s HoareSimplificationTimeInter, RefinementEngineStatistics: TraceCheckStatistics: 0.1s SsaConstructionTime, 0.5s SatisfiabilityAnalysisTime, 3.3s InterpolantComputationTime, 225 NumberOfCodeBlocks, 225 NumberOfCodeBlocksAsserted, 6 NumberOfCheckSat, 219 ConstructedInterpolants, 45 QuantifiedInterpolants, 83190 SizeOfPredicates, 42 NumberOfNonLiveVariables, 649 ConjunctsInSsa, 51 ConjunctsInUnsatCore, 6 InterpolantComputations, 6 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, InvariantSynthesisStatistics: No data available, InterpolantConsolidationStatistics: No data available, ReuseStatistics: No data available RESULT: Ultimate proved your program to be correct! Received shutdown request...