/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/Ultimate.py --spec ../../../trunk/examples/svcomp/ReachSafety.prp --file ../../../trunk/examples/svcomp/float-newlib/float_req_bl_0660a_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_0660a_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 de36d2b693d37667ac428b831d6e4dc7211a3268 ........................................................................................................................................................................................................................................................................................................................................................................................................................ 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_0660a_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 de36d2b693d37667ac428b831d6e4dc7211a3268 .............................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................. 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 15:14:21,226 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-09-20 15:14:21,229 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-09-20 15:14:21,242 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-09-20 15:14:21,243 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-09-20 15:14:21,244 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-09-20 15:14:21,246 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-09-20 15:14:21,249 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-09-20 15:14:21,251 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-09-20 15:14:21,252 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-09-20 15:14:21,253 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-09-20 15:14:21,254 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-09-20 15:14:21,255 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-09-20 15:14:21,256 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-09-20 15:14:21,258 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-09-20 15:14:21,259 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-09-20 15:14:21,260 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-09-20 15:14:21,263 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-09-20 15:14:21,265 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-09-20 15:14:21,268 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-09-20 15:14:21,269 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-09-20 15:14:21,270 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-09-20 15:14:21,273 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-09-20 15:14:21,273 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-09-20 15:14:21,274 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-09-20 15:14:21,275 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-09-20 15:14:21,276 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-09-20 15:14:21,277 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-09-20 15:14:21,278 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-09-20 15:14:21,279 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-09-20 15:14:21,280 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-09-20 15:14:21,280 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-09-20 15:14:21,281 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-09-20 15:14:21,281 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-09-20 15:14:21,282 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-09-20 15:14:21,283 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-09-20 15:14:21,284 INFO L98 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2018-09-20 15:14:21,301 INFO L110 SettingsManager]: Loading preferences was successful [2018-09-20 15:14:21,301 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-09-20 15:14:21,302 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-09-20 15:14:21,302 INFO L133 SettingsManager]: * to procedures, called more than once=true [2018-09-20 15:14:21,303 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-09-20 15:14:21,303 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-09-20 15:14:21,303 INFO L133 SettingsManager]: * Use SBE=true [2018-09-20 15:14:21,304 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-09-20 15:14:21,305 INFO L133 SettingsManager]: * sizeof long=4 [2018-09-20 15:14:21,305 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-09-20 15:14:21,305 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-09-20 15:14:21,305 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-09-20 15:14:21,305 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-09-20 15:14:21,305 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-09-20 15:14:21,306 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-09-20 15:14:21,306 INFO L133 SettingsManager]: * sizeof long double=12 [2018-09-20 15:14:21,306 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-09-20 15:14:21,306 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-09-20 15:14:21,308 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-09-20 15:14:21,308 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-09-20 15:14:21,308 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-09-20 15:14:21,308 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-09-20 15:14:21,309 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-09-20 15:14:21,309 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-09-20 15:14:21,309 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-09-20 15:14:21,309 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-09-20 15:14:21,310 INFO L133 SettingsManager]: * Trace refinement strategy=CAMEL [2018-09-20 15:14:21,310 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-09-20 15:14:21,310 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-09-20 15:14:21,310 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 -> de36d2b693d37667ac428b831d6e4dc7211a3268 [2018-09-20 15:14:21,364 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-09-20 15:14:21,378 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-09-20 15:14:21,382 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-09-20 15:14:21,384 INFO L271 PluginConnector]: Initializing CDTParser... [2018-09-20 15:14:21,385 INFO L276 PluginConnector]: CDTParser initialized [2018-09-20 15:14:21,386 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/float-newlib/float_req_bl_0660a_true-unreach-call.c [2018-09-20 15:14:21,782 INFO L221 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/ba36eac62/40b90f2072794f4c9ce5f482e8e0c371/FLAGce08c904a [2018-09-20 15:14:21,981 INFO L277 CDTParser]: Found 1 translation units. [2018-09-20 15:14:21,982 INFO L159 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/float-newlib/float_req_bl_0660a_true-unreach-call.c [2018-09-20 15:14:21,992 INFO L325 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/ba36eac62/40b90f2072794f4c9ce5f482e8e0c371/FLAGce08c904a [2018-09-20 15:14:22,009 INFO L333 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/ba36eac62/40b90f2072794f4c9ce5f482e8e0c371 [2018-09-20 15:14:22,017 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-09-20 15:14:22,021 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2018-09-20 15:14:22,025 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-09-20 15:14:22,025 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-09-20 15:14:22,032 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-09-20 15:14:22,034 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.09 03:14:22" (1/1) ... [2018-09-20 15:14:22,038 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6dca196b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 03:14:22, skipping insertion in model container [2018-09-20 15:14:22,038 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.09 03:14:22" (1/1) ... [2018-09-20 15:14:22,051 INFO L160 ieTranslatorObserver]: Starting translation in SV-COMP mode [2018-09-20 15:14:22,332 INFO L170 PostProcessor]: Settings: Checked method=main [2018-09-20 15:14:22,366 INFO L424 MainDispatcher]: Starting main dispatcher in SV-COMP mode [2018-09-20 15:14:22,434 INFO L170 PostProcessor]: Settings: Checked method=main [2018-09-20 15:14:22,490 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 03:14:22 WrapperNode [2018-09-20 15:14:22,492 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-09-20 15:14:22,493 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-09-20 15:14:22,493 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-09-20 15:14:22,493 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-09-20 15:14:22,508 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 03:14:22" (1/1) ... [2018-09-20 15:14:22,509 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 03:14:22" (1/1) ... [2018-09-20 15:14:22,525 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 03:14:22" (1/1) ... [2018-09-20 15:14:22,525 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 03:14:22" (1/1) ... [2018-09-20 15:14:22,539 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 03:14:22" (1/1) ... [2018-09-20 15:14:22,549 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 03:14:22" (1/1) ... [2018-09-20 15:14:22,553 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 03:14:22" (1/1) ... [2018-09-20 15:14:22,559 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-09-20 15:14:22,559 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-09-20 15:14:22,559 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-09-20 15:14:22,560 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-09-20 15:14:22,561 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 03:14:22" (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 15:14:22,716 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2018-09-20 15:14:22,716 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-09-20 15:14:22,716 INFO L138 BoogieDeclarations]: Found implementation of procedure fabs_float [2018-09-20 15:14:22,716 INFO L138 BoogieDeclarations]: Found implementation of procedure atan_float [2018-09-20 15:14:22,716 INFO L138 BoogieDeclarations]: Found implementation of procedure __ieee754_atan2f [2018-09-20 15:14:22,717 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2018-09-20 15:14:22,717 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2018-09-20 15:14:22,717 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_float [2018-09-20 15:14:22,717 INFO L130 BoogieDeclarations]: Found specification of procedure fabs_float [2018-09-20 15:14:22,718 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.alloc [2018-09-20 15:14:22,718 INFO L130 BoogieDeclarations]: Found specification of procedure write~real [2018-09-20 15:14:22,718 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2018-09-20 15:14:22,718 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2018-09-20 15:14:22,718 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2018-09-20 15:14:22,718 INFO L130 BoogieDeclarations]: Found specification of procedure read~real [2018-09-20 15:14:22,718 INFO L130 BoogieDeclarations]: Found specification of procedure atan_float [2018-09-20 15:14:22,719 INFO L130 BoogieDeclarations]: Found specification of procedure __ieee754_atan2f [2018-09-20 15:14:22,719 INFO L130 BoogieDeclarations]: Found specification of procedure main [2018-09-20 15:14:22,719 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2018-09-20 15:14:22,719 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-09-20 15:14:22,719 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~real [2018-09-20 15:14:22,719 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int [2018-09-20 15:14:23,908 INFO L365 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-09-20 15:14:23,909 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.09 03:14:23 BoogieIcfgContainer [2018-09-20 15:14:23,909 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-09-20 15:14:23,911 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2018-09-20 15:14:23,911 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2018-09-20 15:14:23,915 INFO L276 PluginConnector]: TraceAbstraction initialized [2018-09-20 15:14:23,916 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 20.09 03:14:22" (1/3) ... [2018-09-20 15:14:23,917 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@61f7f52b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 20.09 03:14:23, skipping insertion in model container [2018-09-20 15:14:23,917 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 03:14:22" (2/3) ... [2018-09-20 15:14:23,918 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@61f7f52b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 20.09 03:14:23, skipping insertion in model container [2018-09-20 15:14:23,918 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.09 03:14:23" (3/3) ... [2018-09-20 15:14:23,921 INFO L112 eAbstractionObserver]: Analyzing ICFG float_req_bl_0660a_true-unreach-call.c [2018-09-20 15:14:23,932 INFO L137 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2018-09-20 15:14:23,941 INFO L149 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2018-09-20 15:14:23,990 INFO L130 ementStrategyFactory]: Using default assertion order modulation [2018-09-20 15:14:23,991 INFO L381 AbstractCegarLoop]: Interprodecural is true [2018-09-20 15:14:23,991 INFO L382 AbstractCegarLoop]: Hoare is true [2018-09-20 15:14:23,991 INFO L383 AbstractCegarLoop]: Compute interpolants for FPandBP [2018-09-20 15:14:23,991 INFO L384 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2018-09-20 15:14:23,992 INFO L385 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2018-09-20 15:14:23,992 INFO L386 AbstractCegarLoop]: Difference is false [2018-09-20 15:14:23,992 INFO L387 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2018-09-20 15:14:23,992 INFO L392 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2018-09-20 15:14:24,019 INFO L276 IsEmpty]: Start isEmpty. Operand 157 states. [2018-09-20 15:14:24,027 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2018-09-20 15:14:24,028 INFO L368 BasicCegarLoop]: Found error trace [2018-09-20 15:14:24,029 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 15:14:24,032 INFO L423 AbstractCegarLoop]: === Iteration 1 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-09-20 15:14:24,038 INFO L82 PathProgramCache]: Analyzing trace with hash 74004840, now seen corresponding path program 1 times [2018-09-20 15:14:24,041 INFO L227 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-09-20 15:14:24,042 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-09-20 15:14:24,102 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-09-20 15:14:24,102 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-09-20 15:14:24,103 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-09-20 15:14:24,166 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-20 15:14:24,228 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 15:14:24,232 INFO L313 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-09-20 15:14:24,232 INFO L328 seRefinementStrategy]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2018-09-20 15:14:24,238 INFO L459 AbstractCegarLoop]: Interpolant automaton has 2 states [2018-09-20 15:14:24,256 INFO L147 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2018-09-20 15:14:24,261 INFO L148 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2018-09-20 15:14:24,264 INFO L87 Difference]: Start difference. First operand 157 states. Second operand 2 states. [2018-09-20 15:14:24,330 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-09-20 15:14:24,331 INFO L93 Difference]: Finished difference Result 305 states and 418 transitions. [2018-09-20 15:14:24,331 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2018-09-20 15:14:24,333 INFO L78 Accepts]: Start accepts. Automaton has 2 states. Word has length 19 [2018-09-20 15:14:24,334 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-09-20 15:14:24,349 INFO L225 Difference]: With dead ends: 305 [2018-09-20 15:14:24,349 INFO L226 Difference]: Without dead ends: 152 [2018-09-20 15:14:24,355 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 15:14:24,374 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 152 states. [2018-09-20 15:14:24,411 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 152 to 152. [2018-09-20 15:14:24,412 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 152 states. [2018-09-20 15:14:24,416 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 152 states to 152 states and 191 transitions. [2018-09-20 15:14:24,419 INFO L78 Accepts]: Start accepts. Automaton has 152 states and 191 transitions. Word has length 19 [2018-09-20 15:14:24,419 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-09-20 15:14:24,419 INFO L480 AbstractCegarLoop]: Abstraction has 152 states and 191 transitions. [2018-09-20 15:14:24,419 INFO L481 AbstractCegarLoop]: Interpolant automaton has 2 states. [2018-09-20 15:14:24,420 INFO L276 IsEmpty]: Start isEmpty. Operand 152 states and 191 transitions. [2018-09-20 15:14:24,426 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2018-09-20 15:14:24,427 INFO L368 BasicCegarLoop]: Found error trace [2018-09-20 15:14:24,427 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 15:14:24,428 INFO L423 AbstractCegarLoop]: === Iteration 2 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-09-20 15:14:24,429 INFO L82 PathProgramCache]: Analyzing trace with hash -139830086, now seen corresponding path program 1 times [2018-09-20 15:14:24,429 INFO L227 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-09-20 15:14:24,429 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-09-20 15:14:24,430 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-09-20 15:14:24,432 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-09-20 15:14:24,432 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-09-20 15:14:24,537 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-09-20 15:14:24,596 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-09-20 15:14:24,652 INFO L443 BasicCegarLoop]: Counterexample might be feasible [2018-09-20 15:14:24,737 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 20.09 03:14:24 BoogieIcfgContainer [2018-09-20 15:14:24,740 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2018-09-20 15:14:24,740 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2018-09-20 15:14:24,741 INFO L271 PluginConnector]: Initializing Witness Printer... [2018-09-20 15:14:24,741 INFO L276 PluginConnector]: Witness Printer initialized [2018-09-20 15:14:24,742 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.09 03:14:23" (3/4) ... [2018-09-20 15:14:24,748 INFO L147 WitnessPrinter]: No result that supports witness generation found [2018-09-20 15:14:24,750 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2018-09-20 15:14:24,751 INFO L168 Benchmark]: Toolchain (without parser) took 2733.51 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 135.8 MB). Free memory was 953.2 MB in the beginning and 1.0 GB in the end (delta: -94.1 MB). Peak memory consumption was 41.7 MB. Max. memory is 11.5 GB. [2018-09-20 15:14:24,756 INFO L168 Benchmark]: CDTParser took 0.24 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 15:14:24,757 INFO L168 Benchmark]: CACSL2BoogieTranslator took 467.68 ms. Allocated memory is still 1.0 GB. Free memory was 953.2 MB in the beginning and 937.1 MB in the end (delta: 16.1 MB). Peak memory consumption was 16.1 MB. Max. memory is 11.5 GB. [2018-09-20 15:14:24,758 INFO L168 Benchmark]: Boogie Preprocessor took 65.95 ms. Allocated memory is still 1.0 GB. Free memory is still 937.1 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-09-20 15:14:24,759 INFO L168 Benchmark]: RCFGBuilder took 1350.35 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 135.8 MB). Free memory was 937.1 MB in the beginning and 1.1 GB in the end (delta: -144.2 MB). Peak memory consumption was 23.3 MB. Max. memory is 11.5 GB. [2018-09-20 15:14:24,762 INFO L168 Benchmark]: TraceAbstraction took 828.48 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.0 GB in the end (delta: 34.0 MB). Peak memory consumption was 34.0 MB. Max. memory is 11.5 GB. [2018-09-20 15:14:24,763 INFO L168 Benchmark]: Witness Printer took 10.07 ms. Allocated memory is still 1.2 GB. Free memory is still 1.0 GB. There was no memory consumed. Max. memory is 11.5 GB. [2018-09-20 15:14:24,769 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.24 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 467.68 ms. Allocated memory is still 1.0 GB. Free memory was 953.2 MB in the beginning and 937.1 MB in the end (delta: 16.1 MB). Peak memory consumption was 16.1 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 65.95 ms. Allocated memory is still 1.0 GB. Free memory is still 937.1 MB. There was no memory consumed. Max. memory is 11.5 GB. * RCFGBuilder took 1350.35 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 135.8 MB). Free memory was 937.1 MB in the beginning and 1.1 GB in the end (delta: -144.2 MB). Peak memory consumption was 23.3 MB. Max. memory is 11.5 GB. * TraceAbstraction took 828.48 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.0 GB in the end (delta: 34.0 MB). Peak memory consumption was 34.0 MB. Max. memory is 11.5 GB. * Witness Printer took 10.07 ms. Allocated memory is still 1.2 GB. Free memory is still 1.0 GB. There was no memory consumed. Max. memory is 11.5 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - UnprovableResult [Line: 230]: Unable to prove that call of __VERIFIER_error() unreachable Unable to prove that call of __VERIFIER_error() unreachable Reason: overapproximation of someBinaryFLOATComparisonOperation at line 229, overapproximation of someUnaryDOUBLEoperation at line 42, overapproximation of bitwiseAnd at line 133, overapproximation of someUnaryFLOAToperation at line 217, 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)=6442450956, \old(one_atan)=6442450945, \old(pi)=6442450951, \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 = __VERIFIER_nondet_float(); [L217] float 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, x=6442450950, zero_atan2=0] [L224] COND TRUE x < 0.0f && 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, x=6442450950, zero_atan2=0] [L226] CALL, EXPR __ieee754_atan2f(y, x) VAL [\old(x)=6442450950, \old(y)=6442450963, 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)=6442450950, \old(y)=6442450963, huge_atan=1000000000000000000000000000000, one_atan=1, pi=3141592741/1000000000, pi_o_2=3141592741/2000000000, pi_o_4=3141592741/4000000000, tiny_atan2=1/1000000000000000000000000000000, x=6442450950, y=6442450963, zero_atan2=0] [L123] FCALL ieee_float_shape_type gf_u; VAL [\old(x)=6442450950, \old(y)=6442450963, gf_u={6442450957:0}, huge_atan=1000000000000000000000000000000, one_atan=1, pi=3141592741/1000000000, pi_o_2=3141592741/2000000000, pi_o_4=3141592741/4000000000, tiny_atan2=1/1000000000000000000000000000000, x=6442450950, y=6442450963, zero_atan2=0] [L124] FCALL gf_u.value = (x) VAL [\old(x)=6442450950, \old(y)=6442450963, gf_u={6442450957:0}, huge_atan=1000000000000000000000000000000, one_atan=1, pi=3141592741/1000000000, pi_o_2=3141592741/2000000000, pi_o_4=3141592741/4000000000, tiny_atan2=1/1000000000000000000000000000000, x=6442450950, y=6442450963, zero_atan2=0] [L125] EXPR, FCALL gf_u.word VAL [\old(x)=6442450950, \old(y)=6442450963, gf_u={6442450957:0}, 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=6442450950, y=6442450963, zero_atan2=0] [L125] (hx) = gf_u.word VAL [\old(x)=6442450950, \old(y)=6442450963, gf_u={6442450957:0}, 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=6442450950, y=6442450963, zero_atan2=0] [L125] FCALL (hx) = gf_u.word VAL [(hx) = gf_u.word=6442450958, \old(x)=6442450950, \old(y)=6442450963, gf_u={6442450957:0}, 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=6442450950, y=6442450963, zero_atan2=0] [L126] COND FALSE !(0) VAL [\old(x)=6442450950, \old(y)=6442450963, 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=6442450950, y=6442450963, zero_atan2=0] [L127] ix = hx & 0x7fffffff VAL [\old(x)=6442450950, \old(y)=6442450963, 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=6442450950, y=6442450963, zero_atan2=0] [L129] FCALL ieee_float_shape_type gf_u; VAL [\old(x)=6442450950, \old(y)=6442450963, gf_u={6442450955:0}, 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=6442450950, y=6442450963, zero_atan2=0] [L130] FCALL gf_u.value = (y) VAL [\old(x)=6442450950, \old(y)=6442450963, gf_u={6442450955:0}, 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=6442450950, y=6442450963, zero_atan2=0] [L131] EXPR, FCALL gf_u.word VAL [\old(x)=6442450950, \old(y)=6442450963, gf_u={6442450955:0}, 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=6442450950, y=6442450963, zero_atan2=0] [L131] (hy) = gf_u.word VAL [\old(x)=6442450950, \old(y)=6442450963, gf_u={6442450955:0}, 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=6442450950, y=6442450963, zero_atan2=0] [L131] FCALL (hy) = gf_u.word VAL [(hy) = gf_u.word=6442450966, \old(x)=6442450950, \old(y)=6442450963, gf_u={6442450955:0}, 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=6442450950, y=6442450963, zero_atan2=0] [L132] COND FALSE !(0) VAL [\old(x)=6442450950, \old(y)=6442450963, 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=6442450950, y=6442450963, zero_atan2=0] [L133] iy = hy & 0x7fffffff VAL [\old(x)=6442450950, \old(y)=6442450963, 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=6442450950, y=6442450963, zero_atan2=0] [L134] COND TRUE ((ix) > 0x7f800000L) || ((iy) > 0x7f800000L) [L135] RET return x + y; VAL [\old(x)=6442450950, \old(y)=6442450963, 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=6442450950, y=6442450963, zero_atan2=0] [L226] EXPR __ieee754_atan2f(y, x) VAL [__ieee754_atan2f(y, x)=6442450954, huge_atan=1000000000000000000000000000000, one_atan=1, pi=3141592741/1000000000, pi_o_2=3141592741/2000000000, pi_o_4=3141592741/4000000000, tiny_atan2=1/1000000000000000000000000000000, x=6442450950, y=6442450963, zero_atan2=0] [L226] float res = __ieee754_atan2f(y, x); [L229] COND TRUE res != -pi VAL [huge_atan=1000000000000000000000000000000, one_atan=1, pi=3141592741/1000000000, pi_o_2=3141592741/2000000000, pi_o_4=3141592741/4000000000, res=6442450954, tiny_atan2=1/1000000000000000000000000000000, x=6442450950, y=6442450963, zero_atan2=0] [L230] __VERIFIER_error() VAL [huge_atan=1000000000000000000000000000000, one_atan=1, pi=3141592741/1000000000, pi_o_2=3141592741/2000000000, pi_o_4=3141592741/4000000000, res=6442450954, tiny_atan2=1/1000000000000000000000000000000, x=6442450950, y=6442450963, 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, 0.1s 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 15:14:27,309 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-09-20 15:14:27,311 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-09-20 15:14:27,325 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-09-20 15:14:27,325 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-09-20 15:14:27,326 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-09-20 15:14:27,328 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-09-20 15:14:27,330 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-09-20 15:14:27,332 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-09-20 15:14:27,333 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-09-20 15:14:27,333 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-09-20 15:14:27,334 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-09-20 15:14:27,335 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-09-20 15:14:27,336 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-09-20 15:14:27,337 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-09-20 15:14:27,338 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-09-20 15:14:27,339 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-09-20 15:14:27,341 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-09-20 15:14:27,343 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-09-20 15:14:27,345 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-09-20 15:14:27,346 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-09-20 15:14:27,348 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-09-20 15:14:27,350 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-09-20 15:14:27,351 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-09-20 15:14:27,351 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-09-20 15:14:27,352 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-09-20 15:14:27,353 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-09-20 15:14:27,354 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-09-20 15:14:27,355 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-09-20 15:14:27,356 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-09-20 15:14:27,357 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-09-20 15:14:27,358 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-09-20 15:14:27,358 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-09-20 15:14:27,358 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-09-20 15:14:27,359 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-09-20 15:14:27,360 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-09-20 15:14:27,360 INFO L98 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2018-09-20 15:14:27,390 INFO L110 SettingsManager]: Loading preferences was successful [2018-09-20 15:14:27,391 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-09-20 15:14:27,392 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-09-20 15:14:27,392 INFO L133 SettingsManager]: * to procedures, called more than once=true [2018-09-20 15:14:27,393 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-09-20 15:14:27,393 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-09-20 15:14:27,393 INFO L133 SettingsManager]: * Use SBE=true [2018-09-20 15:14:27,396 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-09-20 15:14:27,396 INFO L133 SettingsManager]: * sizeof long=4 [2018-09-20 15:14:27,396 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-09-20 15:14:27,397 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-09-20 15:14:27,397 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-09-20 15:14:27,397 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-09-20 15:14:27,397 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-09-20 15:14:27,397 INFO L133 SettingsManager]: * Use bitvectors instead of ints=true [2018-09-20 15:14:27,398 INFO L133 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2018-09-20 15:14:27,398 INFO L133 SettingsManager]: * sizeof long double=12 [2018-09-20 15:14:27,398 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-09-20 15:14:27,398 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-09-20 15:14:27,401 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-09-20 15:14:27,401 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-09-20 15:14:27,401 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-09-20 15:14:27,402 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-09-20 15:14:27,402 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-09-20 15:14:27,402 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-09-20 15:14:27,402 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-09-20 15:14:27,402 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-09-20 15:14:27,402 INFO L133 SettingsManager]: * Trace refinement strategy=WOLF [2018-09-20 15:14:27,403 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-09-20 15:14:27,403 INFO L133 SettingsManager]: * Command for external solver=cvc4nyu --tear-down-incremental --rewrite-divk --print-success --lang smt [2018-09-20 15:14:27,403 INFO L133 SettingsManager]: * Logic for external solver=AUFBV [2018-09-20 15:14:27,403 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 -> de36d2b693d37667ac428b831d6e4dc7211a3268 [2018-09-20 15:14:27,477 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-09-20 15:14:27,494 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-09-20 15:14:27,500 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-09-20 15:14:27,502 INFO L271 PluginConnector]: Initializing CDTParser... [2018-09-20 15:14:27,503 INFO L276 PluginConnector]: CDTParser initialized [2018-09-20 15:14:27,505 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/float-newlib/float_req_bl_0660a_true-unreach-call.c [2018-09-20 15:14:27,859 INFO L221 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/e965602da/cb916eecb6994d9e91348ffb150ed90f/FLAGece10f73d [2018-09-20 15:14:28,035 INFO L277 CDTParser]: Found 1 translation units. [2018-09-20 15:14:28,036 INFO L159 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/float-newlib/float_req_bl_0660a_true-unreach-call.c [2018-09-20 15:14:28,046 INFO L325 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/e965602da/cb916eecb6994d9e91348ffb150ed90f/FLAGece10f73d [2018-09-20 15:14:28,063 INFO L333 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/e965602da/cb916eecb6994d9e91348ffb150ed90f [2018-09-20 15:14:28,066 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-09-20 15:14:28,069 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2018-09-20 15:14:28,071 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-09-20 15:14:28,071 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-09-20 15:14:28,078 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-09-20 15:14:28,080 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.09 03:14:28" (1/1) ... [2018-09-20 15:14:28,083 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2813c0f9 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 03:14:28, skipping insertion in model container [2018-09-20 15:14:28,083 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.09 03:14:28" (1/1) ... [2018-09-20 15:14:28,097 INFO L160 ieTranslatorObserver]: Starting translation in SV-COMP mode [2018-09-20 15:14:28,485 INFO L170 PostProcessor]: Settings: Checked method=main [2018-09-20 15:14:28,521 INFO L424 MainDispatcher]: Starting main dispatcher in SV-COMP mode [2018-09-20 15:14:28,606 INFO L170 PostProcessor]: Settings: Checked method=main [2018-09-20 15:14:28,657 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 03:14:28 WrapperNode [2018-09-20 15:14:28,657 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-09-20 15:14:28,658 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-09-20 15:14:28,658 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-09-20 15:14:28,658 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-09-20 15:14:28,673 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 03:14:28" (1/1) ... [2018-09-20 15:14:28,674 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 03:14:28" (1/1) ... [2018-09-20 15:14:28,692 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 03:14:28" (1/1) ... [2018-09-20 15:14:28,692 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 03:14:28" (1/1) ... [2018-09-20 15:14:28,708 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 03:14:28" (1/1) ... [2018-09-20 15:14:28,718 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 03:14:28" (1/1) ... [2018-09-20 15:14:28,723 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 03:14:28" (1/1) ... [2018-09-20 15:14:28,729 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-09-20 15:14:28,730 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-09-20 15:14:28,730 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-09-20 15:14:28,730 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-09-20 15:14:28,732 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 03:14:28" (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 15:14:28,901 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2018-09-20 15:14:28,901 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-09-20 15:14:28,901 INFO L138 BoogieDeclarations]: Found implementation of procedure fabs_float [2018-09-20 15:14:28,901 INFO L138 BoogieDeclarations]: Found implementation of procedure atan_float [2018-09-20 15:14:28,901 INFO L138 BoogieDeclarations]: Found implementation of procedure __ieee754_atan2f [2018-09-20 15:14:28,901 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2018-09-20 15:14:28,902 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2018-09-20 15:14:28,902 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_float [2018-09-20 15:14:28,902 INFO L130 BoogieDeclarations]: Found specification of procedure fabs_float [2018-09-20 15:14:28,902 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.alloc [2018-09-20 15:14:28,902 INFO L130 BoogieDeclarations]: Found specification of procedure write~intFLOATTYPE4 [2018-09-20 15:14:28,903 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2018-09-20 15:14:28,903 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2018-09-20 15:14:28,903 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2018-09-20 15:14:28,904 INFO L130 BoogieDeclarations]: Found specification of procedure read~intFLOATTYPE4 [2018-09-20 15:14:28,904 INFO L130 BoogieDeclarations]: Found specification of procedure atan_float [2018-09-20 15:14:28,904 INFO L130 BoogieDeclarations]: Found specification of procedure __ieee754_atan2f [2018-09-20 15:14:28,904 INFO L130 BoogieDeclarations]: Found specification of procedure main [2018-09-20 15:14:28,904 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2018-09-20 15:14:28,904 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-09-20 15:14:28,904 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intFLOATTYPE4 [2018-09-20 15:14:28,905 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE4 [2018-09-20 15:14:29,131 WARN L312 ript$VariableManager]: TermVariabe |q#valueAsBitvector| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-09-20 15:14:29,176 WARN L312 ript$VariableManager]: TermVariabe |q#valueAsBitvector| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-09-20 15:14:29,314 WARN L312 ript$VariableManager]: TermVariabe |q#valueAsBitvector| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-09-20 15:14:29,346 WARN L312 ript$VariableManager]: TermVariabe |q#valueAsBitvector| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-09-20 15:14:30,368 WARN L312 ript$VariableManager]: TermVariabe |q#valueAsBitvector| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-09-20 15:14:30,406 WARN L312 ript$VariableManager]: TermVariabe |q#valueAsBitvector| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-09-20 15:14:33,319 WARN L312 ript$VariableManager]: TermVariabe |q#valueAsBitvector| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-09-20 15:14:33,408 WARN L312 ript$VariableManager]: TermVariabe |q#valueAsBitvector| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-09-20 15:14:37,938 WARN L312 ript$VariableManager]: TermVariabe |q#valueAsBitvector| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-09-20 15:14:40,129 WARN L312 ript$VariableManager]: TermVariabe |q#valueAsBitvector| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-09-20 15:14:41,652 INFO L365 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-09-20 15:14:41,654 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.09 03:14:41 BoogieIcfgContainer [2018-09-20 15:14:41,654 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-09-20 15:14:41,655 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2018-09-20 15:14:41,655 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2018-09-20 15:14:41,658 INFO L276 PluginConnector]: TraceAbstraction initialized [2018-09-20 15:14:41,659 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 20.09 03:14:28" (1/3) ... [2018-09-20 15:14:41,660 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@4c107698 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 20.09 03:14:41, skipping insertion in model container [2018-09-20 15:14:41,660 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 03:14:28" (2/3) ... [2018-09-20 15:14:41,660 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@4c107698 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 20.09 03:14:41, skipping insertion in model container [2018-09-20 15:14:41,663 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.09 03:14:41" (3/3) ... [2018-09-20 15:14:41,666 INFO L112 eAbstractionObserver]: Analyzing ICFG float_req_bl_0660a_true-unreach-call.c [2018-09-20 15:14:41,675 INFO L137 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2018-09-20 15:14:41,682 INFO L149 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2018-09-20 15:14:41,736 INFO L130 ementStrategyFactory]: Using default assertion order modulation [2018-09-20 15:14:41,737 INFO L381 AbstractCegarLoop]: Interprodecural is true [2018-09-20 15:14:41,737 INFO L382 AbstractCegarLoop]: Hoare is true [2018-09-20 15:14:41,737 INFO L383 AbstractCegarLoop]: Compute interpolants for FPandBP [2018-09-20 15:14:41,738 INFO L384 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2018-09-20 15:14:41,738 INFO L385 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2018-09-20 15:14:41,738 INFO L386 AbstractCegarLoop]: Difference is false [2018-09-20 15:14:41,738 INFO L387 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2018-09-20 15:14:41,738 INFO L392 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2018-09-20 15:14:41,764 INFO L276 IsEmpty]: Start isEmpty. Operand 157 states. [2018-09-20 15:14:41,772 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2018-09-20 15:14:41,772 INFO L368 BasicCegarLoop]: Found error trace [2018-09-20 15:14:41,774 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 15:14:41,777 INFO L423 AbstractCegarLoop]: === Iteration 1 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-09-20 15:14:41,783 INFO L82 PathProgramCache]: Analyzing trace with hash 74004840, now seen corresponding path program 1 times [2018-09-20 15:14:41,789 INFO L227 ckRefinementStrategy]: Switched to mode MATHSAT_FPBP [2018-09-20 15:14:41,790 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 15:14:41,804 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-09-20 15:14:41,918 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-20 15:14:41,932 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-20 15:14:41,953 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 15:14:41,954 INFO L312 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2018-09-20 15:14:41,968 INFO L313 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-09-20 15:14:41,968 INFO L328 seRefinementStrategy]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2018-09-20 15:14:41,973 INFO L459 AbstractCegarLoop]: Interpolant automaton has 2 states [2018-09-20 15:14:41,989 INFO L147 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2018-09-20 15:14:41,989 INFO L148 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2018-09-20 15:14:41,992 INFO L87 Difference]: Start difference. First operand 157 states. Second operand 2 states. [2018-09-20 15:14:42,037 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-09-20 15:14:42,037 INFO L93 Difference]: Finished difference Result 305 states and 418 transitions. [2018-09-20 15:14:42,038 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2018-09-20 15:14:42,040 INFO L78 Accepts]: Start accepts. Automaton has 2 states. Word has length 19 [2018-09-20 15:14:42,041 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-09-20 15:14:42,057 INFO L225 Difference]: With dead ends: 305 [2018-09-20 15:14:42,057 INFO L226 Difference]: Without dead ends: 152 [2018-09-20 15:14:42,064 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 15:14:42,085 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 152 states. [2018-09-20 15:14:42,121 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 152 to 152. [2018-09-20 15:14:42,123 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 152 states. [2018-09-20 15:14:42,127 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 152 states to 152 states and 191 transitions. [2018-09-20 15:14:42,130 INFO L78 Accepts]: Start accepts. Automaton has 152 states and 191 transitions. Word has length 19 [2018-09-20 15:14:42,130 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-09-20 15:14:42,130 INFO L480 AbstractCegarLoop]: Abstraction has 152 states and 191 transitions. [2018-09-20 15:14:42,130 INFO L481 AbstractCegarLoop]: Interpolant automaton has 2 states. [2018-09-20 15:14:42,131 INFO L276 IsEmpty]: Start isEmpty. Operand 152 states and 191 transitions. [2018-09-20 15:14:42,133 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2018-09-20 15:14:42,133 INFO L368 BasicCegarLoop]: Found error trace [2018-09-20 15:14:42,133 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 15:14:42,134 INFO L423 AbstractCegarLoop]: === Iteration 2 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-09-20 15:14:42,134 INFO L82 PathProgramCache]: Analyzing trace with hash -139830086, now seen corresponding path program 1 times [2018-09-20 15:14:42,136 INFO L227 ckRefinementStrategy]: Switched to mode MATHSAT_FPBP [2018-09-20 15:14:42,136 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 15:14:42,142 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 15:14:42,275 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-20 15:14:42,291 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-20 15:14:42,415 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 15:14:42,430 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 15:14:42,430 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-09-20 15:14:42,448 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-09-20 15:14:42,529 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 15:14:42,530 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 2 variables, input treesize:24, output treesize:25 [2018-09-20 15:14:42,712 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 15:14:42,729 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 15:14:42,729 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-09-20 15:14:42,755 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-09-20 15:14:42,829 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 15:14:42,830 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 3 variables, input treesize:32, output treesize:13 [2018-09-20 15:14:43,307 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 15:14:43,323 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 15:14:43,324 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-09-20 15:14:43,351 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-09-20 15:14:43,463 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 15:14:43,466 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 3 variables, input treesize:35, output treesize:36 [2018-09-20 15:14:43,608 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 15:14:43,622 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 15:14:43,623 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-09-20 15:14:43,647 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-09-20 15:14:43,692 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 15:14:43,693 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 4 variables, input treesize:43, output treesize:24 [2018-09-20 15:14:44,240 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 15:14:44,240 INFO L312 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2018-09-20 15:14:44,255 INFO L313 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-09-20 15:14:44,258 INFO L328 seRefinementStrategy]: Number of different interpolants: perfect sequences [14] imperfect sequences [] total 14 [2018-09-20 15:14:44,260 INFO L459 AbstractCegarLoop]: Interpolant automaton has 14 states [2018-09-20 15:14:44,260 INFO L147 InterpolantAutomaton]: Constructing interpolant automaton starting with 14 interpolants. [2018-09-20 15:14:44,263 INFO L148 InterpolantAutomaton]: CoverageRelationStatistics Valid=26, Invalid=156, Unknown=0, NotChecked=0, Total=182 [2018-09-20 15:14:44,264 INFO L87 Difference]: Start difference. First operand 152 states and 191 transitions. Second operand 14 states. [2018-09-20 15:14:44,789 WARN L178 SmtUtils]: Spent 113.00 ms on a formula simplification that was a NOOP. DAG size: 23 [2018-09-20 15:14:46,044 WARN L178 SmtUtils]: Spent 110.00 ms on a formula simplification that was a NOOP. DAG size: 41 [2018-09-20 15:14:46,281 WARN L178 SmtUtils]: Spent 131.00 ms on a formula simplification that was a NOOP. DAG size: 31 [2018-09-20 15:14:46,691 WARN L178 SmtUtils]: Spent 115.00 ms on a formula simplification that was a NOOP. DAG size: 30 [2018-09-20 15:14:47,123 WARN L178 SmtUtils]: Spent 192.00 ms on a formula simplification that was a NOOP. DAG size: 45 [2018-09-20 15:14:51,684 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-09-20 15:14:51,684 INFO L93 Difference]: Finished difference Result 158 states and 196 transitions. [2018-09-20 15:14:51,686 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2018-09-20 15:14:51,687 INFO L78 Accepts]: Start accepts. Automaton has 14 states. Word has length 37 [2018-09-20 15:14:51,687 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-09-20 15:14:51,690 INFO L225 Difference]: With dead ends: 158 [2018-09-20 15:14:51,690 INFO L226 Difference]: Without dead ends: 152 [2018-09-20 15:14:51,692 INFO L606 BasicCegarLoop]: 0 DeclaredPredicates, 49 GetRequests, 24 SyntacticMatches, 0 SemanticMatches, 25 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 77 ImplicationChecksByTransitivity, 3.1s TimeCoverageRelationStatistics Valid=134, Invalid=568, Unknown=0, NotChecked=0, Total=702 [2018-09-20 15:14:51,693 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 152 states. [2018-09-20 15:14:51,709 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 152 to 152. [2018-09-20 15:14:51,710 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 152 states. [2018-09-20 15:14:51,712 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 152 states to 152 states and 190 transitions. [2018-09-20 15:14:51,712 INFO L78 Accepts]: Start accepts. Automaton has 152 states and 190 transitions. Word has length 37 [2018-09-20 15:14:51,713 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-09-20 15:14:51,713 INFO L480 AbstractCegarLoop]: Abstraction has 152 states and 190 transitions. [2018-09-20 15:14:51,713 INFO L481 AbstractCegarLoop]: Interpolant automaton has 14 states. [2018-09-20 15:14:51,713 INFO L276 IsEmpty]: Start isEmpty. Operand 152 states and 190 transitions. [2018-09-20 15:14:51,715 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2018-09-20 15:14:51,715 INFO L368 BasicCegarLoop]: Found error trace [2018-09-20 15:14:51,715 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 15:14:51,716 INFO L423 AbstractCegarLoop]: === Iteration 3 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-09-20 15:14:51,716 INFO L82 PathProgramCache]: Analyzing trace with hash -1076772893, now seen corresponding path program 1 times [2018-09-20 15:14:51,717 INFO L227 ckRefinementStrategy]: Switched to mode MATHSAT_FPBP [2018-09-20 15:14:51,717 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 15:14:51,727 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-09-20 15:14:51,829 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-20 15:14:51,842 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-20 15:14:51,868 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 15:14:51,872 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 15:14:51,873 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-09-20 15:14:51,878 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-09-20 15:14:51,891 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 15:14:51,892 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 2 variables, input treesize:21, output treesize:21 [2018-09-20 15:14:51,913 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 15:14:51,917 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 15:14:51,917 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-09-20 15:14:51,922 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-09-20 15:14:51,927 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 15:14:51,927 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 3 variables, input treesize:29, output treesize:9 [2018-09-20 15:14:52,062 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 15:14:52,062 INFO L312 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2018-09-20 15:14:52,078 INFO L313 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-09-20 15:14:52,079 INFO L328 seRefinementStrategy]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9 [2018-09-20 15:14:52,079 INFO L459 AbstractCegarLoop]: Interpolant automaton has 9 states [2018-09-20 15:14:52,079 INFO L147 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2018-09-20 15:14:52,080 INFO L148 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=57, Unknown=0, NotChecked=0, Total=72 [2018-09-20 15:14:52,080 INFO L87 Difference]: Start difference. First operand 152 states and 190 transitions. Second operand 9 states. [2018-09-20 15:14:55,810 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-09-20 15:14:55,811 INFO L93 Difference]: Finished difference Result 201 states and 255 transitions. [2018-09-20 15:14:55,812 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2018-09-20 15:14:55,812 INFO L78 Accepts]: Start accepts. Automaton has 9 states. Word has length 42 [2018-09-20 15:14:55,812 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-09-20 15:14:55,815 INFO L225 Difference]: With dead ends: 201 [2018-09-20 15:14:55,815 INFO L226 Difference]: Without dead ends: 145 [2018-09-20 15:14:55,817 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 15:14:55,817 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 145 states. [2018-09-20 15:14:55,831 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 145 to 145. [2018-09-20 15:14:55,831 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 145 states. [2018-09-20 15:14:55,833 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 145 states to 145 states and 175 transitions. [2018-09-20 15:14:55,833 INFO L78 Accepts]: Start accepts. Automaton has 145 states and 175 transitions. Word has length 42 [2018-09-20 15:14:55,834 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-09-20 15:14:55,834 INFO L480 AbstractCegarLoop]: Abstraction has 145 states and 175 transitions. [2018-09-20 15:14:55,834 INFO L481 AbstractCegarLoop]: Interpolant automaton has 9 states. [2018-09-20 15:14:55,834 INFO L276 IsEmpty]: Start isEmpty. Operand 145 states and 175 transitions. [2018-09-20 15:14:55,835 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2018-09-20 15:14:55,836 INFO L368 BasicCegarLoop]: Found error trace [2018-09-20 15:14:55,837 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 15:14:55,837 INFO L423 AbstractCegarLoop]: === Iteration 4 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-09-20 15:14:55,837 INFO L82 PathProgramCache]: Analyzing trace with hash -957616091, now seen corresponding path program 1 times [2018-09-20 15:14:55,838 INFO L227 ckRefinementStrategy]: Switched to mode MATHSAT_FPBP [2018-09-20 15:14:55,838 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 15:14:55,864 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-09-20 15:14:55,942 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-20 15:14:55,952 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-20 15:14:55,985 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 15:14:55,991 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 15:14:55,992 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-09-20 15:14:56,019 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-09-20 15:14:56,041 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 15:14:56,042 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 2 variables, input treesize:21, output treesize:21 [2018-09-20 15:14:56,070 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 15:14:56,079 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 15:14:56,080 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-09-20 15:14:56,083 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-09-20 15:14:56,088 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 15:14:56,088 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 3 variables, input treesize:29, output treesize:9 [2018-09-20 15:14:56,483 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 15:14:56,484 INFO L312 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2018-09-20 15:14:56,494 INFO L313 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-09-20 15:14:56,494 INFO L328 seRefinementStrategy]: Number of different interpolants: perfect sequences [10] imperfect sequences [] total 10 [2018-09-20 15:14:56,495 INFO L459 AbstractCegarLoop]: Interpolant automaton has 10 states [2018-09-20 15:14:56,495 INFO L147 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2018-09-20 15:14:56,495 INFO L148 InterpolantAutomaton]: CoverageRelationStatistics Valid=18, Invalid=72, Unknown=0, NotChecked=0, Total=90 [2018-09-20 15:14:56,496 INFO L87 Difference]: Start difference. First operand 145 states and 175 transitions. Second operand 10 states. [2018-09-20 15:14:59,477 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-09-20 15:14:59,477 INFO L93 Difference]: Finished difference Result 201 states and 248 transitions. [2018-09-20 15:14:59,479 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2018-09-20 15:14:59,479 INFO L78 Accepts]: Start accepts. Automaton has 10 states. Word has length 42 [2018-09-20 15:14:59,480 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-09-20 15:14:59,484 INFO L225 Difference]: With dead ends: 201 [2018-09-20 15:14:59,484 INFO L226 Difference]: Without dead ends: 147 [2018-09-20 15:14:59,485 INFO L606 BasicCegarLoop]: 0 DeclaredPredicates, 49 GetRequests, 33 SyntacticMatches, 0 SemanticMatches, 16 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 25 ImplicationChecksByTransitivity, 0.9s TimeCoverageRelationStatistics Valid=72, Invalid=234, Unknown=0, NotChecked=0, Total=306 [2018-09-20 15:14:59,485 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 147 states. [2018-09-20 15:14:59,500 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 147 to 145. [2018-09-20 15:14:59,500 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 145 states. [2018-09-20 15:14:59,501 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 145 states to 145 states and 172 transitions. [2018-09-20 15:14:59,501 INFO L78 Accepts]: Start accepts. Automaton has 145 states and 172 transitions. Word has length 42 [2018-09-20 15:14:59,502 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-09-20 15:14:59,502 INFO L480 AbstractCegarLoop]: Abstraction has 145 states and 172 transitions. [2018-09-20 15:14:59,503 INFO L481 AbstractCegarLoop]: Interpolant automaton has 10 states. [2018-09-20 15:14:59,503 INFO L276 IsEmpty]: Start isEmpty. Operand 145 states and 172 transitions. [2018-09-20 15:14:59,504 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2018-09-20 15:14:59,505 INFO L368 BasicCegarLoop]: Found error trace [2018-09-20 15:14:59,505 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 15:14:59,505 INFO L423 AbstractCegarLoop]: === Iteration 5 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-09-20 15:14:59,505 INFO L82 PathProgramCache]: Analyzing trace with hash -1766962717, now seen corresponding path program 1 times [2018-09-20 15:14:59,506 INFO L227 ckRefinementStrategy]: Switched to mode MATHSAT_FPBP [2018-09-20 15:14:59,506 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 15:14:59,511 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-09-20 15:14:59,576 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-20 15:14:59,584 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-20 15:14:59,613 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 15:14:59,617 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 15:14:59,617 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-09-20 15:14:59,625 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-09-20 15:14:59,634 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 15:14:59,634 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 2 variables, input treesize:21, output treesize:21 [2018-09-20 15:14:59,656 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 15:14:59,663 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 15:14:59,664 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-09-20 15:14:59,667 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-09-20 15:14:59,671 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 15:14:59,672 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 3 variables, input treesize:29, output treesize:9 [2018-09-20 15:15:00,673 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 15:15:00,673 INFO L312 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2018-09-20 15:15:00,690 INFO L313 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-09-20 15:15:00,690 INFO L328 seRefinementStrategy]: Number of different interpolants: perfect sequences [11] imperfect sequences [] total 11 [2018-09-20 15:15:00,690 INFO L459 AbstractCegarLoop]: Interpolant automaton has 11 states [2018-09-20 15:15:00,696 INFO L147 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2018-09-20 15:15:00,696 INFO L148 InterpolantAutomaton]: CoverageRelationStatistics Valid=20, Invalid=90, Unknown=0, NotChecked=0, Total=110 [2018-09-20 15:15:00,696 INFO L87 Difference]: Start difference. First operand 145 states and 172 transitions. Second operand 11 states. [2018-09-20 15:15:01,969 WARN L178 SmtUtils]: Spent 111.00 ms on a formula simplification that was a NOOP. DAG size: 65 [2018-09-20 15:15:02,405 WARN L178 SmtUtils]: Spent 244.00 ms on a formula simplification. DAG size of input: 65 DAG size of output: 62 [2018-09-20 15:15:04,115 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-09-20 15:15:04,115 INFO L93 Difference]: Finished difference Result 153 states and 179 transitions. [2018-09-20 15:15:04,116 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2018-09-20 15:15:04,117 INFO L78 Accepts]: Start accepts. Automaton has 11 states. Word has length 42 [2018-09-20 15:15:04,117 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-09-20 15:15:04,118 INFO L225 Difference]: With dead ends: 153 [2018-09-20 15:15:04,118 INFO L226 Difference]: Without dead ends: 143 [2018-09-20 15:15:04,119 INFO L606 BasicCegarLoop]: 0 DeclaredPredicates, 51 GetRequests, 31 SyntacticMatches, 1 SemanticMatches, 19 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 40 ImplicationChecksByTransitivity, 2.1s TimeCoverageRelationStatistics Valid=89, Invalid=331, Unknown=0, NotChecked=0, Total=420 [2018-09-20 15:15:04,119 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 143 states. [2018-09-20 15:15:04,133 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 143 to 143. [2018-09-20 15:15:04,136 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 143 states. [2018-09-20 15:15:04,138 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 143 states to 143 states and 167 transitions. [2018-09-20 15:15:04,138 INFO L78 Accepts]: Start accepts. Automaton has 143 states and 167 transitions. Word has length 42 [2018-09-20 15:15:04,138 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-09-20 15:15:04,138 INFO L480 AbstractCegarLoop]: Abstraction has 143 states and 167 transitions. [2018-09-20 15:15:04,138 INFO L481 AbstractCegarLoop]: Interpolant automaton has 11 states. [2018-09-20 15:15:04,139 INFO L276 IsEmpty]: Start isEmpty. Operand 143 states and 167 transitions. [2018-09-20 15:15:04,143 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 45 [2018-09-20 15:15:04,144 INFO L368 BasicCegarLoop]: Found error trace [2018-09-20 15:15:04,144 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, 1] [2018-09-20 15:15:04,144 INFO L423 AbstractCegarLoop]: === Iteration 6 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-09-20 15:15:04,144 INFO L82 PathProgramCache]: Analyzing trace with hash -177997281, now seen corresponding path program 1 times [2018-09-20 15:15:04,145 INFO L227 ckRefinementStrategy]: Switched to mode MATHSAT_FPBP [2018-09-20 15:15:04,145 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 15:15:04,151 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-09-20 15:15:04,254 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-20 15:15:04,265 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-20 15:15:04,603 WARN L178 SmtUtils]: Spent 246.00 ms on a formula simplification that was a NOOP. DAG size: 16 [2018-09-20 15:15:04,891 WARN L178 SmtUtils]: Spent 134.00 ms on a formula simplification that was a NOOP. DAG size: 14 [2018-09-20 15:15:04,973 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 15:15:04,973 INFO L312 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2018-09-20 15:15:04,984 INFO L313 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-09-20 15:15:04,984 INFO L328 seRefinementStrategy]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2018-09-20 15:15:04,985 INFO L459 AbstractCegarLoop]: Interpolant automaton has 6 states [2018-09-20 15:15:04,985 INFO L147 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2018-09-20 15:15:04,985 INFO L148 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=20, Unknown=0, NotChecked=0, Total=30 [2018-09-20 15:15:04,985 INFO L87 Difference]: Start difference. First operand 143 states and 167 transitions. Second operand 6 states. [2018-09-20 15:15:17,729 WARN L178 SmtUtils]: Spent 222.00 ms on a formula simplification that was a NOOP. DAG size: 16 [2018-09-20 15:15:19,953 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-09-20 15:15:19,954 INFO L93 Difference]: Finished difference Result 149 states and 172 transitions. [2018-09-20 15:15:19,955 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2018-09-20 15:15:19,955 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 44 [2018-09-20 15:15:19,956 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-09-20 15:15:19,957 INFO L225 Difference]: With dead ends: 149 [2018-09-20 15:15:19,957 INFO L226 Difference]: Without dead ends: 143 [2018-09-20 15:15:19,957 INFO L606 BasicCegarLoop]: 0 DeclaredPredicates, 45 GetRequests, 38 SyntacticMatches, 1 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 1.1s TimeCoverageRelationStatistics Valid=18, Invalid=38, Unknown=0, NotChecked=0, Total=56 [2018-09-20 15:15:19,958 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 143 states. [2018-09-20 15:15:19,970 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 143 to 143. [2018-09-20 15:15:19,970 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 143 states. [2018-09-20 15:15:19,971 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 143 states to 143 states and 165 transitions. [2018-09-20 15:15:19,972 INFO L78 Accepts]: Start accepts. Automaton has 143 states and 165 transitions. Word has length 44 [2018-09-20 15:15:19,972 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-09-20 15:15:19,972 INFO L480 AbstractCegarLoop]: Abstraction has 143 states and 165 transitions. [2018-09-20 15:15:19,972 INFO L481 AbstractCegarLoop]: Interpolant automaton has 6 states. [2018-09-20 15:15:19,972 INFO L276 IsEmpty]: Start isEmpty. Operand 143 states and 165 transitions. [2018-09-20 15:15:19,973 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2018-09-20 15:15:19,975 INFO L368 BasicCegarLoop]: Found error trace [2018-09-20 15:15:19,975 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, 1, 1, 1, 1, 1] [2018-09-20 15:15:19,975 INFO L423 AbstractCegarLoop]: === Iteration 7 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-09-20 15:15:19,976 INFO L82 PathProgramCache]: Analyzing trace with hash 445170004, now seen corresponding path program 1 times [2018-09-20 15:15:19,976 INFO L227 ckRefinementStrategy]: Switched to mode MATHSAT_FPBP [2018-09-20 15:15:19,976 INFO L69 tionRefinementEngine]: Using refinement strategy WolfRefinementStrategy No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat Starting monitored process 8 with mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 8 with mathsat -unsat_core_generation=3 [2018-09-20 15:15:19,986 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-09-20 15:15:20,090 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-20 15:15:20,102 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-20 15:15:20,168 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 15:15:20,172 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 15:15:20,172 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-09-20 15:15:20,179 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-09-20 15:15:20,190 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 15:15:20,191 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 2 variables, input treesize:21, output treesize:21 [2018-09-20 15:15:20,225 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 15:15:20,243 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 15:15:20,244 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-09-20 15:15:20,268 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-09-20 15:15:20,279 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 15:15:20,280 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 3 variables, input treesize:29, output treesize:9 [2018-09-20 15:15:20,898 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 15:15:20,898 INFO L312 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2018-09-20 15:15:20,910 INFO L313 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-09-20 15:15:20,910 INFO L328 seRefinementStrategy]: Number of different interpolants: perfect sequences [12] imperfect sequences [] total 12 [2018-09-20 15:15:20,910 INFO L459 AbstractCegarLoop]: Interpolant automaton has 12 states [2018-09-20 15:15:20,911 INFO L147 InterpolantAutomaton]: Constructing interpolant automaton starting with 12 interpolants. [2018-09-20 15:15:20,911 INFO L148 InterpolantAutomaton]: CoverageRelationStatistics Valid=25, Invalid=107, Unknown=0, NotChecked=0, Total=132 [2018-09-20 15:15:20,911 INFO L87 Difference]: Start difference. First operand 143 states and 165 transitions. Second operand 12 states. [2018-09-20 15:15:23,039 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-09-20 15:15:23,039 INFO L93 Difference]: Finished difference Result 143 states and 165 transitions. [2018-09-20 15:15:23,040 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2018-09-20 15:15:23,041 INFO L78 Accepts]: Start accepts. Automaton has 12 states. Word has length 48 [2018-09-20 15:15:23,041 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-09-20 15:15:23,042 INFO L225 Difference]: With dead ends: 143 [2018-09-20 15:15:23,042 INFO L226 Difference]: Without dead ends: 0 [2018-09-20 15:15:23,043 INFO L606 BasicCegarLoop]: 0 DeclaredPredicates, 57 GetRequests, 37 SyntacticMatches, 0 SemanticMatches, 20 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 50 ImplicationChecksByTransitivity, 1.3s TimeCoverageRelationStatistics Valid=105, Invalid=357, Unknown=0, NotChecked=0, Total=462 [2018-09-20 15:15:23,044 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2018-09-20 15:15:23,045 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2018-09-20 15:15:23,045 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2018-09-20 15:15:23,045 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2018-09-20 15:15:23,045 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 48 [2018-09-20 15:15:23,046 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-09-20 15:15:23,046 INFO L480 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2018-09-20 15:15:23,047 INFO L481 AbstractCegarLoop]: Interpolant automaton has 12 states. [2018-09-20 15:15:23,047 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2018-09-20 15:15:23,047 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2018-09-20 15:15:23,052 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2018-09-20 15:15:23,414 WARN L178 SmtUtils]: Spent 169.00 ms on a formula simplification. DAG size of input: 21 DAG size of output: 21 [2018-09-20 15:15:24,736 WARN L178 SmtUtils]: Spent 1.31 s on a formula simplification. DAG size of input: 80 DAG size of output: 66 [2018-09-20 15:15:25,064 WARN L178 SmtUtils]: Spent 212.00 ms on a formula simplification that was a NOOP. DAG size: 64 [2018-09-20 15:15:26,359 WARN L178 SmtUtils]: Spent 1.28 s on a formula simplification. DAG size of input: 80 DAG size of output: 66 [2018-09-20 15:15:26,559 WARN L178 SmtUtils]: Spent 169.00 ms on a formula simplification. DAG size of input: 33 DAG size of output: 33 [2018-09-20 15:15:27,720 WARN L178 SmtUtils]: Spent 1.16 s on a formula simplification. DAG size of input: 80 DAG size of output: 66 [2018-09-20 15:15:27,723 INFO L426 ceAbstractionStarter]: For program point ULTIMATE.initFINAL(line -1) no Hoare annotation was computed. [2018-09-20 15:15:27,724 INFO L429 ceAbstractionStarter]: At program point ULTIMATE.initENTRY(line -1) the Hoare annotation is: true [2018-09-20 15:15:27,724 INFO L426 ceAbstractionStarter]: For program point ULTIMATE.initEXIT(line -1) no Hoare annotation was computed. [2018-09-20 15:15:27,724 INFO L426 ceAbstractionStarter]: For program point L201(lines 201 205) no Hoare annotation was computed. [2018-09-20 15:15:27,724 INFO L426 ceAbstractionStarter]: For program point L168(lines 168 177) no Hoare annotation was computed. [2018-09-20 15:15:27,724 INFO L426 ceAbstractionStarter]: For program point L201-2(lines 194 206) no Hoare annotation was computed. [2018-09-20 15:15:27,725 INFO L426 ceAbstractionStarter]: For program point L201-3(lines 201 205) no Hoare annotation was computed. [2018-09-20 15:15:27,725 INFO L426 ceAbstractionStarter]: For program point L185(lines 185 190) no Hoare annotation was computed. [2018-09-20 15:15:27,725 INFO L426 ceAbstractionStarter]: For program point L202(line 202) no Hoare annotation was computed. [2018-09-20 15:15:27,725 INFO L426 ceAbstractionStarter]: For program point L169(line 169) no Hoare annotation was computed. [2018-09-20 15:15:27,725 INFO L426 ceAbstractionStarter]: For program point L202-1(line 202) no Hoare annotation was computed. [2018-09-20 15:15:27,725 INFO L426 ceAbstractionStarter]: For program point L136(lines 136 137) no Hoare annotation was computed. [2018-09-20 15:15:27,725 INFO L426 ceAbstractionStarter]: For program point L202-2(line 202) no Hoare annotation was computed. [2018-09-20 15:15:27,725 INFO L426 ceAbstractionStarter]: For program point L202-3(line 202) no Hoare annotation was computed. [2018-09-20 15:15:27,725 INFO L426 ceAbstractionStarter]: For program point L153(line 153) no Hoare annotation was computed. [2018-09-20 15:15:27,725 INFO L426 ceAbstractionStarter]: For program point L153-2(line 153) no Hoare annotation was computed. [2018-09-20 15:15:27,726 INFO L426 ceAbstractionStarter]: For program point L203(line 203) no Hoare annotation was computed. [2018-09-20 15:15:27,726 INFO L422 ceAbstractionStarter]: At program point L137(line 137) the Hoare annotation is: (or (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| (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))))) (exists ((v_prenex_8 (_ BitVec 32)) (v_prenex_7 (_ BitVec 32))) (and (= (fp ((_ extract 31 31) v_prenex_8) ((_ extract 30 23) v_prenex_8) ((_ extract 22 0) v_prenex_8)) |__ieee754_atan2f_#in~x|) (= (_ bv0 32) (bvor (bvand (bvashr v_prenex_7 (_ bv31 32)) (_ bv1 32)) (bvand (bvashr v_prenex_8 (_ bv30 32)) (_ bv2 32)))))) (= |__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~0 ((_ to_fp 8 24) RNE ((_ to_fp 11 53) RNE (/ 3141592741.0 1000000000.0)))))) [2018-09-20 15:15:27,726 INFO L426 ceAbstractionStarter]: For program point L137-1(line 137) no Hoare annotation was computed. [2018-09-20 15:15:27,726 INFO L426 ceAbstractionStarter]: For program point L187(lines 187 190) no Hoare annotation was computed. [2018-09-20 15:15:27,726 INFO L426 ceAbstractionStarter]: For program point L187-2(lines 185 190) no Hoare annotation was computed. [2018-09-20 15:15:27,726 INFO L426 ceAbstractionStarter]: For program point L204(line 204) no Hoare annotation was computed. [2018-09-20 15:15:27,726 INFO L426 ceAbstractionStarter]: For program point L171(line 171) no Hoare annotation was computed. [2018-09-20 15:15:27,726 INFO L426 ceAbstractionStarter]: For program point L204-1(line 204) no Hoare annotation was computed. [2018-09-20 15:15:27,727 INFO L426 ceAbstractionStarter]: For program point L204-2(line 204) no Hoare annotation was computed. [2018-09-20 15:15:27,727 INFO L426 ceAbstractionStarter]: For program point L155(lines 155 179) no Hoare annotation was computed. [2018-09-20 15:15:27,727 INFO L426 ceAbstractionStarter]: For program point L155-1(lines 118 213) no Hoare annotation was computed. [2018-09-20 15:15:27,727 INFO L426 ceAbstractionStarter]: For program point L122-1(lines 122 126) no Hoare annotation was computed. [2018-09-20 15:15:27,727 INFO L422 ceAbstractionStarter]: At program point L122-3(lines 122 126) the Hoare annotation is: (or (not (= ~tiny_atan2~0 ((_ to_fp 8 24) RNE ((_ to_fp 11 53) RNE (/ 1.0 1000000000000000000000000000000.0))))) (not (= ~pi~0 ((_ to_fp 8 24) RNE ((_ to_fp 11 53) RNE (/ 3141592741.0 1000000000.0))))) (and (= |__ieee754_atan2f_#in~x| __ieee754_atan2f_~x) (= |__ieee754_atan2f_#in~y| __ieee754_atan2f_~y))) [2018-09-20 15:15:27,727 INFO L426 ceAbstractionStarter]: For program point L122-4(lines 122 126) no Hoare annotation was computed. [2018-09-20 15:15:27,727 INFO L426 ceAbstractionStarter]: For program point L156(lines 156 178) no Hoare annotation was computed. [2018-09-20 15:15:27,737 INFO L426 ceAbstractionStarter]: For program point L123(line 123) no Hoare annotation was computed. [2018-09-20 15:15:27,738 INFO L426 ceAbstractionStarter]: For program point L123-1(line 123) no Hoare annotation was computed. [2018-09-20 15:15:27,738 INFO L426 ceAbstractionStarter]: For program point L123-2(line 123) no Hoare annotation was computed. [2018-09-20 15:15:27,738 INFO L426 ceAbstractionStarter]: For program point L123-3(line 123) no Hoare annotation was computed. [2018-09-20 15:15:27,738 INFO L426 ceAbstractionStarter]: For program point L173(line 173) no Hoare annotation was computed. [2018-09-20 15:15:27,738 INFO L426 ceAbstractionStarter]: For program point L140(lines 140 150) no Hoare annotation was computed. [2018-09-20 15:15:27,738 INFO L426 ceAbstractionStarter]: For program point L140-2(lines 118 213) no Hoare annotation was computed. [2018-09-20 15:15:27,739 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 (exists ((__ieee754_atan2f_~hy~0 (_ BitVec 32)) (__ieee754_atan2f_~hx~1 (_ BitVec 32))) (and (= __ieee754_atan2f_~m~0 (bvor (bvand (bvashr __ieee754_atan2f_~hy~0 (_ bv31 32)) (_ bv1 32)) (bvand (bvashr __ieee754_atan2f_~hx~1 (_ bv30 32)) (_ bv2 32)))) (= |__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))))) .cse1 (exists ((__ieee754_atan2f_~hy~0 (_ BitVec 32)) (__ieee754_atan2f_~hx~1 (_ BitVec 32))) (and (= (_ bv0 32) (bvor (bvand (bvashr __ieee754_atan2f_~hy~0 (_ bv31 32)) (_ bv1 32)) (bvand (bvashr __ieee754_atan2f_~hx~1 (_ bv30 32)) (_ bv2 32)))) (= |__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))))) .cse2 .cse3 .cse4 .cse5) (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))) (not (= (bvand __ieee754_atan2f_~hy~0 (_ bv2147483647 32)) (_ bv0 32))))) .cse4 .cse5) (not (= ~pi~0 ((_ to_fp 8 24) RNE ((_ to_fp 11 53) RNE (/ 3141592741.0 1000000000.0))))))) [2018-09-20 15:15:27,739 INFO L426 ceAbstractionStarter]: For program point L157(lines 157 166) no Hoare annotation was computed. [2018-09-20 15:15:27,739 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 (exists ((__ieee754_atan2f_~hy~0 (_ BitVec 32)) (__ieee754_atan2f_~hx~1 (_ BitVec 32))) (and (= __ieee754_atan2f_~m~0 (bvor (bvand (bvashr __ieee754_atan2f_~hy~0 (_ bv31 32)) (_ bv1 32)) (bvand (bvashr __ieee754_atan2f_~hx~1 (_ bv30 32)) (_ bv2 32)))) (= |__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))))) .cse1 (exists ((__ieee754_atan2f_~hy~0 (_ BitVec 32)) (__ieee754_atan2f_~hx~1 (_ BitVec 32))) (and (= (_ bv0 32) (bvor (bvand (bvashr __ieee754_atan2f_~hy~0 (_ bv31 32)) (_ bv1 32)) (bvand (bvashr __ieee754_atan2f_~hx~1 (_ bv30 32)) (_ bv2 32)))) (= |__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))))) .cse2 .cse3 .cse4 .cse5) (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))) (not (= (bvand __ieee754_atan2f_~hy~0 (_ bv2147483647 32)) (_ bv0 32))))) .cse4 .cse5) (not (= ~pi~0 ((_ to_fp 8 24) RNE ((_ to_fp 11 53) RNE (/ 3141592741.0 1000000000.0))))))) [2018-09-20 15:15:27,739 INFO L426 ceAbstractionStarter]: For program point L124(line 124) no Hoare annotation was computed. [2018-09-20 15:15:27,739 INFO L426 ceAbstractionStarter]: For program point L190-2(line 190) no Hoare annotation was computed. [2018-09-20 15:15:27,739 INFO L426 ceAbstractionStarter]: For program point __ieee754_atan2fFINAL(lines 118 213) no Hoare annotation was computed. [2018-09-20 15:15:27,740 INFO L426 ceAbstractionStarter]: For program point L141(lines 141 149) no Hoare annotation was computed. [2018-09-20 15:15:27,740 INFO L426 ceAbstractionStarter]: For program point L191(lines 191 212) no Hoare annotation was computed. [2018-09-20 15:15:27,740 INFO L426 ceAbstractionStarter]: For program point L158(line 158) no Hoare annotation was computed. [2018-09-20 15:15:27,740 INFO L426 ceAbstractionStarter]: For program point L125(line 125) no Hoare annotation was computed. [2018-09-20 15:15:27,740 INFO L426 ceAbstractionStarter]: For program point L125-1(line 125) no Hoare annotation was computed. [2018-09-20 15:15:27,740 INFO L426 ceAbstractionStarter]: For program point L125-2(line 125) no Hoare annotation was computed. [2018-09-20 15:15:27,740 INFO L426 ceAbstractionStarter]: For program point L208(line 208) no Hoare annotation was computed. [2018-09-20 15:15:27,740 INFO L426 ceAbstractionStarter]: For program point L175(line 175) no Hoare annotation was computed. [2018-09-20 15:15:27,740 INFO L426 ceAbstractionStarter]: For program point L142(line 142) no Hoare annotation was computed. [2018-09-20 15:15:27,740 INFO L426 ceAbstractionStarter]: For program point L142-2(line 142) no Hoare annotation was computed. [2018-09-20 15:15:27,743 INFO L426 ceAbstractionStarter]: For program point L192(line 192) no Hoare annotation was computed. [2018-09-20 15:15:27,744 INFO L426 ceAbstractionStarter]: For program point __ieee754_atan2fEXIT(lines 118 213) no Hoare annotation was computed. [2018-09-20 15:15:27,744 INFO L426 ceAbstractionStarter]: For program point L143(line 143) no Hoare annotation was computed. [2018-09-20 15:15:27,744 INFO L426 ceAbstractionStarter]: For program point L160(line 160) no Hoare annotation was computed. [2018-09-20 15:15:27,744 INFO L426 ceAbstractionStarter]: For program point L210(line 210) no Hoare annotation was computed. [2018-09-20 15:15:27,744 INFO L426 ceAbstractionStarter]: For program point L194(line 194) no Hoare annotation was computed. [2018-09-20 15:15:27,744 INFO L426 ceAbstractionStarter]: For program point L128-1(lines 128 132) no Hoare annotation was computed. [2018-09-20 15:15:27,744 INFO L422 ceAbstractionStarter]: At program point L128-3(lines 128 132) 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))))) (= |__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 (= ~tiny_atan2~0 ((_ to_fp 8 24) RNE ((_ to_fp 11 53) RNE (/ 1.0 1000000000000000000000000000000.0))))) (not (= ~pi~0 ((_ to_fp 8 24) RNE ((_ to_fp 11 53) RNE (/ 3141592741.0 1000000000.0)))))) [2018-09-20 15:15:27,744 INFO L426 ceAbstractionStarter]: For program point L128-4(lines 128 132) no Hoare annotation was computed. [2018-09-20 15:15:27,745 INFO L426 ceAbstractionStarter]: For program point L145(line 145) no Hoare annotation was computed. [2018-09-20 15:15:27,745 INFO L426 ceAbstractionStarter]: For program point L162(line 162) no Hoare annotation was computed. [2018-09-20 15:15:27,745 INFO L426 ceAbstractionStarter]: For program point L129(line 129) no Hoare annotation was computed. [2018-09-20 15:15:27,745 INFO L426 ceAbstractionStarter]: For program point L129-1(line 129) no Hoare annotation was computed. [2018-09-20 15:15:27,745 INFO L426 ceAbstractionStarter]: For program point L129-2(line 129) no Hoare annotation was computed. [2018-09-20 15:15:27,745 INFO L426 ceAbstractionStarter]: For program point L129-3(line 129) no Hoare annotation was computed. [2018-09-20 15:15:27,745 INFO L426 ceAbstractionStarter]: For program point L196-1(lines 196 200) no Hoare annotation was computed. [2018-09-20 15:15:27,745 INFO L426 ceAbstractionStarter]: For program point L130(line 130) no Hoare annotation was computed. [2018-09-20 15:15:27,749 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 (exists ((__ieee754_atan2f_~hy~0 (_ BitVec 32)) (__ieee754_atan2f_~hx~1 (_ BitVec 32))) (and (= __ieee754_atan2f_~m~0 (bvor (bvand (bvashr __ieee754_atan2f_~hy~0 (_ bv31 32)) (_ bv1 32)) (bvand (bvashr __ieee754_atan2f_~hx~1 (_ bv30 32)) (_ bv2 32)))) (= |__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))))) .cse1 (exists ((__ieee754_atan2f_~hy~0 (_ BitVec 32)) (__ieee754_atan2f_~hx~1 (_ BitVec 32))) (and (= (_ bv0 32) (bvor (bvand (bvashr __ieee754_atan2f_~hy~0 (_ bv31 32)) (_ bv1 32)) (bvand (bvashr __ieee754_atan2f_~hx~1 (_ bv30 32)) (_ bv2 32)))) (= |__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))))) .cse2 .cse3 .cse4 .cse5) (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))) (not (= (bvand __ieee754_atan2f_~hy~0 (_ bv2147483647 32)) (_ bv0 32))))) .cse4 .cse5) (not (= ~pi~0 ((_ to_fp 8 24) RNE ((_ to_fp 11 53) RNE (/ 3141592741.0 1000000000.0))))))) [2018-09-20 15:15:27,749 INFO L426 ceAbstractionStarter]: For program point L147(line 147) no Hoare annotation was computed. [2018-09-20 15:15:27,749 INFO L426 ceAbstractionStarter]: For program point L197(line 197) no Hoare annotation was computed. [2018-09-20 15:15:27,749 INFO L426 ceAbstractionStarter]: For program point L164(line 164) no Hoare annotation was computed. [2018-09-20 15:15:27,749 INFO L426 ceAbstractionStarter]: For program point L197-1(line 197) no Hoare annotation was computed. [2018-09-20 15:15:27,749 INFO L426 ceAbstractionStarter]: For program point L131(line 131) no Hoare annotation was computed. [2018-09-20 15:15:27,749 INFO L426 ceAbstractionStarter]: For program point L197-2(line 197) no Hoare annotation was computed. [2018-09-20 15:15:27,749 INFO L426 ceAbstractionStarter]: For program point L131-1(line 131) no Hoare annotation was computed. [2018-09-20 15:15:27,749 INFO L426 ceAbstractionStarter]: For program point L197-3(line 197) no Hoare annotation was computed. [2018-09-20 15:15:27,750 INFO L426 ceAbstractionStarter]: For program point L131-2(line 131) no Hoare annotation was computed. [2018-09-20 15:15:27,750 INFO L426 ceAbstractionStarter]: For program point L198(line 198) no Hoare annotation was computed. [2018-09-20 15:15:27,750 INFO L426 ceAbstractionStarter]: For program point L182(line 182) no Hoare annotation was computed. [2018-09-20 15:15:27,750 INFO L426 ceAbstractionStarter]: For program point L182-2(line 182) no Hoare annotation was computed. [2018-09-20 15:15:27,750 INFO L429 ceAbstractionStarter]: At program point __ieee754_atan2fENTRY(lines 118 213) the Hoare annotation is: true [2018-09-20 15:15:27,750 INFO L426 ceAbstractionStarter]: For program point L199(line 199) no Hoare annotation was computed. [2018-09-20 15:15:27,750 INFO L426 ceAbstractionStarter]: For program point L199-1(line 199) no Hoare annotation was computed. [2018-09-20 15:15:27,750 INFO L426 ceAbstractionStarter]: For program point L199-2(line 199) no Hoare annotation was computed. [2018-09-20 15:15:27,750 INFO L426 ceAbstractionStarter]: For program point L134(lines 134 135) no Hoare annotation was computed. [2018-09-20 15:15:27,750 INFO L426 ceAbstractionStarter]: For program point fabs_floatEXIT(lines 12 25) no Hoare annotation was computed. [2018-09-20 15:15:27,750 INFO L426 ceAbstractionStarter]: For program point L21(line 21) no Hoare annotation was computed. [2018-09-20 15:15:27,751 INFO L426 ceAbstractionStarter]: For program point L19(lines 19 23) no Hoare annotation was computed. [2018-09-20 15:15:27,751 INFO L426 ceAbstractionStarter]: For program point L17(line 17) no Hoare annotation was computed. [2018-09-20 15:15:27,751 INFO L426 ceAbstractionStarter]: For program point L19-2(lines 12 25) no Hoare annotation was computed. [2018-09-20 15:15:27,751 INFO L426 ceAbstractionStarter]: For program point L17-1(line 17) no Hoare annotation was computed. [2018-09-20 15:15:27,751 INFO L426 ceAbstractionStarter]: For program point L19-3(lines 19 23) no Hoare annotation was computed. [2018-09-20 15:15:27,755 INFO L426 ceAbstractionStarter]: For program point L15(line 15) no Hoare annotation was computed. [2018-09-20 15:15:27,755 INFO L426 ceAbstractionStarter]: For program point L17-2(line 17) no Hoare annotation was computed. [2018-09-20 15:15:27,755 INFO L426 ceAbstractionStarter]: For program point L15-1(line 15) no Hoare annotation was computed. [2018-09-20 15:15:27,756 INFO L426 ceAbstractionStarter]: For program point L15-2(line 15) no Hoare annotation was computed. [2018-09-20 15:15:27,756 INFO L426 ceAbstractionStarter]: For program point L15-3(line 15) no Hoare annotation was computed. [2018-09-20 15:15:27,756 INFO L426 ceAbstractionStarter]: For program point fabs_floatFINAL(lines 12 25) no Hoare annotation was computed. [2018-09-20 15:15:27,756 INFO L429 ceAbstractionStarter]: At program point fabs_floatENTRY(lines 12 25) the Hoare annotation is: true [2018-09-20 15:15:27,756 INFO L426 ceAbstractionStarter]: For program point L22(line 22) no Hoare annotation was computed. [2018-09-20 15:15:27,756 INFO L426 ceAbstractionStarter]: For program point L22-1(line 22) no Hoare annotation was computed. [2018-09-20 15:15:27,756 INFO L426 ceAbstractionStarter]: For program point L20(line 20) no Hoare annotation was computed. [2018-09-20 15:15:27,756 INFO L426 ceAbstractionStarter]: For program point L22-2(line 22) no Hoare annotation was computed. [2018-09-20 15:15:27,756 INFO L426 ceAbstractionStarter]: For program point L20-1(line 20) no Hoare annotation was computed. [2018-09-20 15:15:27,756 INFO L426 ceAbstractionStarter]: For program point L20-2(line 20) no Hoare annotation was computed. [2018-09-20 15:15:27,757 INFO L426 ceAbstractionStarter]: For program point L20-3(line 20) no Hoare annotation was computed. [2018-09-20 15:15:27,757 INFO L426 ceAbstractionStarter]: For program point L16(line 16) no Hoare annotation was computed. [2018-09-20 15:15:27,757 INFO L426 ceAbstractionStarter]: For program point L14-1(lines 14 18) no Hoare annotation was computed. [2018-09-20 15:15:27,757 INFO L429 ceAbstractionStarter]: At program point L14-3(lines 14 18) the Hoare annotation is: true [2018-09-20 15:15:27,757 INFO L426 ceAbstractionStarter]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2018-09-20 15:15:27,757 INFO L422 ceAbstractionStarter]: At program point L-1(line -1) the Hoare annotation is: (and (= ~tiny_atan2~0 ((_ to_fp 8 24) RNE ((_ to_fp 11 53) RNE (/ 1.0 1000000000000000000000000000000.0)))) (= ~pi~0 ((_ to_fp 8 24) RNE ((_ to_fp 11 53) RNE (/ 3141592741.0 1000000000.0))))) [2018-09-20 15:15:27,757 INFO L429 ceAbstractionStarter]: At program point ULTIMATE.startENTRY(line -1) the Hoare annotation is: true [2018-09-20 15:15:27,760 INFO L426 ceAbstractionStarter]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2018-09-20 15:15:27,761 INFO L426 ceAbstractionStarter]: For program point L226-1(line 226) no Hoare annotation was computed. [2018-09-20 15:15:27,761 INFO L426 ceAbstractionStarter]: For program point L224(lines 224 233) no Hoare annotation was computed. [2018-09-20 15:15:27,761 INFO L426 ceAbstractionStarter]: For program point L224-2(lines 224 233) no Hoare annotation was computed. [2018-09-20 15:15:27,761 INFO L429 ceAbstractionStarter]: At program point mainENTRY(lines 215 236) the Hoare annotation is: true [2018-09-20 15:15:27,761 INFO L426 ceAbstractionStarter]: For program point mainEXIT(lines 215 236) no Hoare annotation was computed. [2018-09-20 15:15:27,761 INFO L426 ceAbstractionStarter]: For program point mainErr0ASSERT_VIOLATIONERROR_FUNCTION(line 230) no Hoare annotation was computed. [2018-09-20 15:15:27,761 INFO L426 ceAbstractionStarter]: For program point mainFINAL(lines 215 236) no Hoare annotation was computed. [2018-09-20 15:15:27,761 INFO L426 ceAbstractionStarter]: For program point L230(line 230) no Hoare annotation was computed. [2018-09-20 15:15:27,762 INFO L426 ceAbstractionStarter]: For program point L229(lines 229 232) no Hoare annotation was computed. [2018-09-20 15:15:27,762 INFO L422 ceAbstractionStarter]: At program point L226(line 226) the Hoare annotation is: (or (and (fp.lt main_~x~0 (_ +zero 8 24)) (= main_~y~0 (fp.neg (_ +zero 8 24)))) (not (= ~tiny_atan2~0 ((_ to_fp 8 24) RNE ((_ to_fp 11 53) RNE (/ 1.0 1000000000000000000000000000000.0))))) (not (= ~pi~0 ((_ to_fp 8 24) RNE ((_ to_fp 11 53) RNE (/ 3141592741.0 1000000000.0)))))) [2018-09-20 15:15:27,762 INFO L426 ceAbstractionStarter]: For program point L64(lines 64 67) no Hoare annotation was computed. [2018-09-20 15:15:27,762 INFO L429 ceAbstractionStarter]: At program point atan_floatENTRY(lines 51 113) the Hoare annotation is: true [2018-09-20 15:15:27,762 INFO L426 ceAbstractionStarter]: For program point atan_floatFINAL(lines 51 113) no Hoare annotation was computed. [2018-09-20 15:15:27,762 INFO L426 ceAbstractionStarter]: For program point L56(line 56) no Hoare annotation was computed. [2018-09-20 15:15:27,762 INFO L426 ceAbstractionStarter]: For program point L56-1(line 56) no Hoare annotation was computed. [2018-09-20 15:15:27,762 INFO L426 ceAbstractionStarter]: For program point L56-2(line 56) no Hoare annotation was computed. [2018-09-20 15:15:27,762 INFO L426 ceAbstractionStarter]: For program point L56-3(line 56) no Hoare annotation was computed. [2018-09-20 15:15:27,762 INFO L426 ceAbstractionStarter]: For program point L77(lines 77 93) no Hoare annotation was computed. [2018-09-20 15:15:27,763 INFO L426 ceAbstractionStarter]: For program point L69(lines 69 94) no Hoare annotation was computed. [2018-09-20 15:15:27,763 INFO L426 ceAbstractionStarter]: For program point L61(lines 61 68) no Hoare annotation was computed. [2018-09-20 15:15:27,763 INFO L426 ceAbstractionStarter]: For program point L57(line 57) no Hoare annotation was computed. [2018-09-20 15:15:27,763 INFO L426 ceAbstractionStarter]: For program point L86(lines 86 92) no Hoare annotation was computed. [2018-09-20 15:15:27,763 INFO L426 ceAbstractionStarter]: For program point L86-2(lines 69 94) no Hoare annotation was computed. [2018-09-20 15:15:27,763 INFO L426 ceAbstractionStarter]: For program point L111(line 111) no Hoare annotation was computed. [2018-09-20 15:15:27,763 INFO L426 ceAbstractionStarter]: For program point L78(lines 78 84) no Hoare annotation was computed. [2018-09-20 15:15:27,763 INFO L426 ceAbstractionStarter]: For program point L111-2(line 111) no Hoare annotation was computed. [2018-09-20 15:15:27,763 INFO L426 ceAbstractionStarter]: For program point L107(lines 107 112) no Hoare annotation was computed. [2018-09-20 15:15:27,766 INFO L426 ceAbstractionStarter]: For program point L70(lines 70 73) no Hoare annotation was computed. [2018-09-20 15:15:27,767 INFO L426 ceAbstractionStarter]: For program point L70-2(lines 70 73) no Hoare annotation was computed. [2018-09-20 15:15:27,767 INFO L426 ceAbstractionStarter]: For program point L62(lines 62 63) no Hoare annotation was computed. [2018-09-20 15:15:27,767 INFO L426 ceAbstractionStarter]: For program point L58(line 58) no Hoare annotation was computed. [2018-09-20 15:15:27,767 INFO L426 ceAbstractionStarter]: For program point L58-1(line 58) no Hoare annotation was computed. [2018-09-20 15:15:27,767 INFO L426 ceAbstractionStarter]: For program point L58-2(line 58) no Hoare annotation was computed. [2018-09-20 15:15:27,767 INFO L426 ceAbstractionStarter]: For program point L71(lines 71 72) no Hoare annotation was computed. [2018-09-20 15:15:27,767 INFO L426 ceAbstractionStarter]: For program point atan_floatEXIT(lines 51 113) no Hoare annotation was computed. [2018-09-20 15:15:27,767 INFO L426 ceAbstractionStarter]: For program point L55-1(lines 55 59) no Hoare annotation was computed. [2018-09-20 15:15:27,767 INFO L429 ceAbstractionStarter]: At program point L55-3(lines 55 59) the Hoare annotation is: true [2018-09-20 15:15:27,767 INFO L426 ceAbstractionStarter]: For program point L55-4(lines 55 59) no Hoare annotation was computed. [2018-09-20 15:15:27,768 INFO L429 ceAbstractionStarter]: At program point L76(line 76) the Hoare annotation is: true [2018-09-20 15:15:27,768 INFO L426 ceAbstractionStarter]: For program point L76-1(line 76) no Hoare annotation was computed. [2018-09-20 15:15:27,777 WARN L389 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_atan2f_~hy~0,QUANTIFIED] [2018-09-20 15:15:27,778 WARN L389 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_atan2f_~hx~1,QUANTIFIED] [2018-09-20 15:15:27,778 WARN L389 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_atan2f_~hy~0,QUANTIFIED] [2018-09-20 15:15:27,779 WARN L389 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_atan2f_~hy~0,QUANTIFIED] [2018-09-20 15:15:27,780 WARN L389 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_atan2f_~hy~0,QUANTIFIED] [2018-09-20 15:15:27,780 WARN L389 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_atan2f_~hx~1,QUANTIFIED] [2018-09-20 15:15:27,780 WARN L389 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_atan2f_~hx~1,QUANTIFIED] [2018-09-20 15:15:27,782 WARN L389 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_atan2f_~hx~1,QUANTIFIED] [2018-09-20 15:15:27,782 WARN L389 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_atan2f_~hx~1,QUANTIFIED] [2018-09-20 15:15:27,782 WARN L389 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_atan2f_~hy~0,QUANTIFIED] [2018-09-20 15:15:27,782 WARN L389 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_atan2f_~hx~1,QUANTIFIED] [2018-09-20 15:15:27,783 WARN L389 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_atan2f_~hy~0,QUANTIFIED] [2018-09-20 15:15:27,783 WARN L389 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_atan2f_~hy~0,QUANTIFIED] [2018-09-20 15:15:27,783 WARN L389 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_atan2f_~hy~0,QUANTIFIED] [2018-09-20 15:15:27,786 WARN L389 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_atan2f_~hy~0,QUANTIFIED] [2018-09-20 15:15:27,786 WARN L389 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_atan2f_~hy~0,QUANTIFIED] [2018-09-20 15:15:27,786 WARN L389 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_atan2f_~hy~0,QUANTIFIED] [2018-09-20 15:15:27,786 WARN L389 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_atan2f_~hy~0,QUANTIFIED] [2018-09-20 15:15:27,792 WARN L389 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression RoundingMode_RNE [2018-09-20 15:15:27,792 WARN L389 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression RoundingMode_RNE [2018-09-20 15:15:27,792 WARN L389 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_atan2f_~hx~1,QUANTIFIED] [2018-09-20 15:15:27,792 WARN L389 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_atan2f_~hx~1,QUANTIFIED] [2018-09-20 15:15:27,793 WARN L389 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_atan2f_~hx~1,QUANTIFIED] [2018-09-20 15:15:27,793 WARN L389 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_atan2f_~hx~1,QUANTIFIED] [2018-09-20 15:15:27,793 WARN L389 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_atan2f_~hy~0,QUANTIFIED] [2018-09-20 15:15:27,793 WARN L389 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_atan2f_~hy~0,QUANTIFIED] [2018-09-20 15:15:27,796 WARN L389 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_atan2f_~hy~0,QUANTIFIED] [2018-09-20 15:15:27,796 WARN L389 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_atan2f_~hy~0,QUANTIFIED] [2018-09-20 15:15:27,796 WARN L389 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_atan2f_~hy~0,QUANTIFIED] [2018-09-20 15:15:27,796 WARN L389 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_atan2f_~hy~0,QUANTIFIED] [2018-09-20 15:15:27,797 WARN L389 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_atan2f_~hy~0,QUANTIFIED] [2018-09-20 15:15:27,797 WARN L389 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_atan2f_~hy~0,QUANTIFIED] [2018-09-20 15:15:27,797 WARN L389 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression RoundingMode_RNE [2018-09-20 15:15:27,797 WARN L389 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression RoundingMode_RNE [2018-09-20 15:15:27,808 WARN L389 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_atan2f_~hy~0,QUANTIFIED] [2018-09-20 15:15:27,808 WARN L389 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_atan2f_~hx~1,QUANTIFIED] [2018-09-20 15:15:27,811 WARN L389 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_atan2f_~hy~0,QUANTIFIED] [2018-09-20 15:15:27,811 WARN L389 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_atan2f_~hy~0,QUANTIFIED] [2018-09-20 15:15:27,811 WARN L389 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_atan2f_~hy~0,QUANTIFIED] [2018-09-20 15:15:27,812 WARN L389 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_atan2f_~hx~1,QUANTIFIED] [2018-09-20 15:15:27,814 WARN L389 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_atan2f_~hx~1,QUANTIFIED] [2018-09-20 15:15:27,814 WARN L389 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_atan2f_~hx~1,QUANTIFIED] [2018-09-20 15:15:27,814 WARN L389 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_atan2f_~hx~1,QUANTIFIED] [2018-09-20 15:15:27,814 WARN L389 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_atan2f_~hy~0,QUANTIFIED] [2018-09-20 15:15:27,814 WARN L389 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_atan2f_~hx~1,QUANTIFIED] [2018-09-20 15:15:27,815 WARN L389 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_atan2f_~hy~0,QUANTIFIED] [2018-09-20 15:15:27,815 WARN L389 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_atan2f_~hy~0,QUANTIFIED] [2018-09-20 15:15:27,815 WARN L389 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_atan2f_~hy~0,QUANTIFIED] [2018-09-20 15:15:27,815 WARN L389 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_atan2f_~hy~0,QUANTIFIED] [2018-09-20 15:15:27,816 WARN L389 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_atan2f_~hy~0,QUANTIFIED] [2018-09-20 15:15:27,816 WARN L389 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_atan2f_~hy~0,QUANTIFIED] [2018-09-20 15:15:27,816 WARN L389 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_atan2f_~hy~0,QUANTIFIED] [2018-09-20 15:15:27,816 WARN L389 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression RoundingMode_RNE [2018-09-20 15:15:27,816 WARN L389 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression RoundingMode_RNE [2018-09-20 15:15:27,820 WARN L389 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_atan2f_~hx~1,QUANTIFIED] [2018-09-20 15:15:27,821 WARN L389 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_atan2f_~hx~1,QUANTIFIED] [2018-09-20 15:15:27,821 WARN L389 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_atan2f_~hx~1,QUANTIFIED] [2018-09-20 15:15:27,821 WARN L389 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_atan2f_~hx~1,QUANTIFIED] [2018-09-20 15:15:27,821 WARN L389 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_atan2f_~hy~0,QUANTIFIED] [2018-09-20 15:15:27,821 WARN L389 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_atan2f_~hy~0,QUANTIFIED] [2018-09-20 15:15:27,822 WARN L389 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_atan2f_~hy~0,QUANTIFIED] [2018-09-20 15:15:27,822 WARN L389 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_atan2f_~hy~0,QUANTIFIED] [2018-09-20 15:15:27,822 WARN L389 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_atan2f_~hy~0,QUANTIFIED] [2018-09-20 15:15:27,822 WARN L389 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_atan2f_~hy~0,QUANTIFIED] [2018-09-20 15:15:27,822 WARN L389 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_atan2f_~hy~0,QUANTIFIED] [2018-09-20 15:15:27,823 WARN L389 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_atan2f_~hy~0,QUANTIFIED] [2018-09-20 15:15:27,823 WARN L389 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression RoundingMode_RNE [2018-09-20 15:15:27,823 WARN L389 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression RoundingMode_RNE [2018-09-20 15:15:27,829 WARN L389 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_atan2f_~hx~1,QUANTIFIED] [2018-09-20 15:15:27,830 WARN L389 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_atan2f_~hx~1,QUANTIFIED] [2018-09-20 15:15:27,830 WARN L389 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_atan2f_~hx~1,QUANTIFIED] [2018-09-20 15:15:27,830 WARN L389 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_atan2f_~hx~1,QUANTIFIED] [2018-09-20 15:15:27,830 WARN L389 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression RoundingMode_RNE [2018-09-20 15:15:27,832 WARN L389 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression RoundingMode_RNE [2018-09-20 15:15:27,832 WARN L389 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression RoundingMode_RNE [2018-09-20 15:15:27,832 WARN L389 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression RoundingMode_RNE [2018-09-20 15:15:27,835 WARN L389 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_atan2f_~hx~1,QUANTIFIED] [2018-09-20 15:15:27,836 WARN L389 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_atan2f_~hx~1,QUANTIFIED] [2018-09-20 15:15:27,836 WARN L389 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_atan2f_~hx~1,QUANTIFIED] [2018-09-20 15:15:27,836 WARN L389 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_atan2f_~hx~1,QUANTIFIED] [2018-09-20 15:15:27,837 WARN L389 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression RoundingMode_RNE [2018-09-20 15:15:27,837 WARN L389 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression RoundingMode_RNE [2018-09-20 15:15:27,837 WARN L389 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression RoundingMode_RNE [2018-09-20 15:15:27,837 WARN L389 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression RoundingMode_RNE [2018-09-20 15:15:27,840 WARN L389 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression RoundingMode_RNE [2018-09-20 15:15:27,841 WARN L389 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression RoundingMode_RNE [2018-09-20 15:15:27,841 WARN L389 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression RoundingMode_RNE [2018-09-20 15:15:27,841 WARN L389 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression RoundingMode_RNE [2018-09-20 15:15:27,841 WARN L389 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression RoundingMode_RNE [2018-09-20 15:15:27,842 WARN L389 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression RoundingMode_RNE [2018-09-20 15:15:27,842 WARN L389 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression RoundingMode_RNE [2018-09-20 15:15:27,842 WARN L389 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression RoundingMode_RNE [2018-09-20 15:15:27,853 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 20.09 03:15:27 BoogieIcfgContainer [2018-09-20 15:15:27,856 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2018-09-20 15:15:27,857 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2018-09-20 15:15:27,857 INFO L271 PluginConnector]: Initializing Witness Printer... [2018-09-20 15:15:27,857 INFO L276 PluginConnector]: Witness Printer initialized [2018-09-20 15:15:27,858 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.09 03:14:41" (3/4) ... [2018-09-20 15:15:27,870 INFO L144 WitnessPrinter]: Generating witness for correct program [2018-09-20 15:15:27,881 INFO L316 RCFGBacktranslator]: Ignoring RootEdge to procedure ULTIMATE.init [2018-09-20 15:15:27,882 INFO L316 RCFGBacktranslator]: Ignoring RootEdge to procedure fabs_float [2018-09-20 15:15:27,882 INFO L316 RCFGBacktranslator]: Ignoring RootEdge to procedure __ieee754_atan2f [2018-09-20 15:15:27,883 INFO L316 RCFGBacktranslator]: Ignoring RootEdge to procedure main [2018-09-20 15:15:27,883 INFO L316 RCFGBacktranslator]: Ignoring RootEdge to procedure atan_float [2018-09-20 15:15:27,898 INFO L850 BoogieBacktranslator]: Reduced CFG by removing 31 nodes and edges [2018-09-20 15:15:27,899 INFO L850 BoogieBacktranslator]: Reduced CFG by removing 14 nodes and edges [2018-09-20 15:15:27,899 INFO L850 BoogieBacktranslator]: Reduced CFG by removing 3 nodes and edges [2018-09-20 15:15:27,930 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (!(tiny_atan2 == ~to_fp~LONGDOUBLE(RoundingMode_RNE, ~to_fp~LONGDOUBLE(RoundingMode_RNE, 1/1000000000000000000000000000000))) || !(pi == ~to_fp~LONGDOUBLE(RoundingMode_RNE, ~to_fp~LONGDOUBLE(RoundingMode_RNE, 3141592741/1000000000)))) || (\old(x) == x && \old(y) == y) [2018-09-20 15:15:27,930 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]))) && \old(y) == y) && \old(x) == ~fp~LONGDOUBLE(hx[31:31], hx[30:23], hx[22:0])) || !(tiny_atan2 == ~to_fp~LONGDOUBLE(RoundingMode_RNE, ~to_fp~LONGDOUBLE(RoundingMode_RNE, 1/1000000000000000000000000000000)))) || !(pi == ~to_fp~LONGDOUBLE(RoundingMode_RNE, ~to_fp~LONGDOUBLE(RoundingMode_RNE, 3141592741/1000000000))) [2018-09-20 15:15:27,933 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((((((\old(x) == x && (\exists __ieee754_atan2f_~hy~0 : bv32, __ieee754_atan2f_~hx~1 : bv32 :: m == ~bvor32(~bvand32(~bvashr32(__ieee754_atan2f_~hy~0, 31bv32), 1bv32), ~bvand32(~bvashr32(__ieee754_atan2f_~hx~1, 30bv32), 2bv32)) && \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_~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_~hy~0 : bv32, __ieee754_atan2f_~hx~1 : bv32 :: 0bv32 == ~bvor32(~bvand32(~bvashr32(__ieee754_atan2f_~hy~0, 31bv32), 1bv32), ~bvand32(~bvashr32(__ieee754_atan2f_~hx~1, 30bv32), 2bv32)) && \old(y) == ~fp~LONGDOUBLE(__ieee754_atan2f_~hy~0[31:31], __ieee754_atan2f_~hy~0[30:23], __ieee754_atan2f_~hy~0[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])) || !(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]))) || !(pi == ~to_fp~LONGDOUBLE(RoundingMode_RNE, ~to_fp~LONGDOUBLE(RoundingMode_RNE, 3141592741/1000000000))) [2018-09-20 15:15:28,014 INFO L145 WitnessManager]: Wrote witness to /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/witness.graphml [2018-09-20 15:15:28,014 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2018-09-20 15:15:28,015 INFO L168 Benchmark]: Toolchain (without parser) took 59948.18 ms. Allocated memory was 1.0 GB in the beginning and 1.3 GB in the end (delta: 280.5 MB). Free memory was 951.9 MB in the beginning and 1.2 GB in the end (delta: -232.1 MB). Peak memory consumption was 48.4 MB. Max. memory is 11.5 GB. [2018-09-20 15:15:28,017 INFO L168 Benchmark]: CDTParser took 0.24 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 15:15:28,017 INFO L168 Benchmark]: CACSL2BoogieTranslator took 586.78 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 15:15:28,017 INFO L168 Benchmark]: Boogie Preprocessor took 71.79 ms. Allocated memory is still 1.0 GB. Free memory was 935.8 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 15:15:28,018 INFO L168 Benchmark]: RCFGBuilder took 12924.01 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 146.3 MB). Free memory was 930.4 MB in the beginning and 1.1 GB in the end (delta: -148.0 MB). Peak memory consumption was 18.5 MB. Max. memory is 11.5 GB. [2018-09-20 15:15:28,018 INFO L168 Benchmark]: TraceAbstraction took 46201.73 ms. Allocated memory was 1.2 GB in the beginning and 1.3 GB in the end (delta: 134.2 MB). Free memory was 1.1 GB in the beginning and 1.2 GB in the end (delta: -122.9 MB). Peak memory consumption was 340.2 MB. Max. memory is 11.5 GB. [2018-09-20 15:15:28,020 INFO L168 Benchmark]: Witness Printer took 157.13 ms. Allocated memory is still 1.3 GB. Free memory was 1.2 GB in the beginning and 1.2 GB in the end (delta: 17.3 MB). Peak memory consumption was 17.3 MB. Max. memory is 11.5 GB. [2018-09-20 15:15:28,022 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.24 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 586.78 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 71.79 ms. Allocated memory is still 1.0 GB. Free memory was 935.8 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 12924.01 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 146.3 MB). Free memory was 930.4 MB in the beginning and 1.1 GB in the end (delta: -148.0 MB). Peak memory consumption was 18.5 MB. Max. memory is 11.5 GB. * TraceAbstraction took 46201.73 ms. Allocated memory was 1.2 GB in the beginning and 1.3 GB in the end (delta: 134.2 MB). Free memory was 1.1 GB in the beginning and 1.2 GB in the end (delta: -122.9 MB). Peak memory consumption was 340.2 MB. Max. memory is 11.5 GB. * Witness Printer took 157.13 ms. Allocated memory is still 1.3 GB. Free memory was 1.2 GB in the beginning and 1.2 GB in the end (delta: 17.3 MB). Peak memory consumption was 17.3 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_~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_~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_~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_~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 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 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_~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_~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_~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 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 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 - 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: 230]: 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 15:15:28,039 WARN L389 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_atan2f_~hy~0,QUANTIFIED] [2018-09-20 15:15:28,039 WARN L389 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_atan2f_~hx~1,QUANTIFIED] [2018-09-20 15:15:28,039 WARN L389 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_atan2f_~hy~0,QUANTIFIED] [2018-09-20 15:15:28,040 WARN L389 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_atan2f_~hy~0,QUANTIFIED] [2018-09-20 15:15:28,040 WARN L389 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_atan2f_~hy~0,QUANTIFIED] [2018-09-20 15:15:28,040 WARN L389 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_atan2f_~hx~1,QUANTIFIED] [2018-09-20 15:15:28,040 WARN L389 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_atan2f_~hx~1,QUANTIFIED] [2018-09-20 15:15:28,043 WARN L389 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_atan2f_~hx~1,QUANTIFIED] [2018-09-20 15:15:28,043 WARN L389 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_atan2f_~hx~1,QUANTIFIED] [2018-09-20 15:15:28,043 WARN L389 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_atan2f_~hy~0,QUANTIFIED] [2018-09-20 15:15:28,043 WARN L389 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_atan2f_~hx~1,QUANTIFIED] [2018-09-20 15:15:28,043 WARN L389 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_atan2f_~hy~0,QUANTIFIED] [2018-09-20 15:15:28,044 WARN L389 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_atan2f_~hy~0,QUANTIFIED] [2018-09-20 15:15:28,044 WARN L389 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_atan2f_~hy~0,QUANTIFIED] [2018-09-20 15:15:28,044 WARN L389 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_atan2f_~hy~0,QUANTIFIED] [2018-09-20 15:15:28,044 WARN L389 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_atan2f_~hy~0,QUANTIFIED] [2018-09-20 15:15:28,044 WARN L389 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_atan2f_~hy~0,QUANTIFIED] [2018-09-20 15:15:28,044 WARN L389 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_atan2f_~hy~0,QUANTIFIED] [2018-09-20 15:15:28,045 WARN L389 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression RoundingMode_RNE [2018-09-20 15:15:28,045 WARN L389 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression RoundingMode_RNE [2018-09-20 15:15:28,045 WARN L389 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_atan2f_~hx~1,QUANTIFIED] [2018-09-20 15:15:28,045 WARN L389 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_atan2f_~hx~1,QUANTIFIED] [2018-09-20 15:15:28,045 WARN L389 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_atan2f_~hx~1,QUANTIFIED] [2018-09-20 15:15:28,050 WARN L389 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_atan2f_~hx~1,QUANTIFIED] [2018-09-20 15:15:28,050 WARN L389 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_atan2f_~hy~0,QUANTIFIED] [2018-09-20 15:15:28,050 WARN L389 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_atan2f_~hy~0,QUANTIFIED] [2018-09-20 15:15:28,050 WARN L389 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_atan2f_~hy~0,QUANTIFIED] [2018-09-20 15:15:28,050 WARN L389 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_atan2f_~hy~0,QUANTIFIED] [2018-09-20 15:15:28,051 WARN L389 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_atan2f_~hy~0,QUANTIFIED] [2018-09-20 15:15:28,051 WARN L389 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_atan2f_~hy~0,QUANTIFIED] [2018-09-20 15:15:28,051 WARN L389 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_atan2f_~hy~0,QUANTIFIED] [2018-09-20 15:15:28,051 WARN L389 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_atan2f_~hy~0,QUANTIFIED] [2018-09-20 15:15:28,051 WARN L389 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression RoundingMode_RNE [2018-09-20 15:15:28,051 WARN L389 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression RoundingMode_RNE [2018-09-20 15:15:28,056 WARN L389 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_atan2f_~hy~0,QUANTIFIED] [2018-09-20 15:15:28,056 WARN L389 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_atan2f_~hx~1,QUANTIFIED] [2018-09-20 15:15:28,056 WARN L389 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_atan2f_~hy~0,QUANTIFIED] [2018-09-20 15:15:28,057 WARN L389 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_atan2f_~hy~0,QUANTIFIED] [2018-09-20 15:15:28,057 WARN L389 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_atan2f_~hy~0,QUANTIFIED] [2018-09-20 15:15:28,057 WARN L389 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_atan2f_~hx~1,QUANTIFIED] [2018-09-20 15:15:28,057 WARN L389 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_atan2f_~hx~1,QUANTIFIED] [2018-09-20 15:15:28,061 WARN L389 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_atan2f_~hx~1,QUANTIFIED] [2018-09-20 15:15:28,062 WARN L389 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_atan2f_~hx~1,QUANTIFIED] [2018-09-20 15:15:28,062 WARN L389 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_atan2f_~hy~0,QUANTIFIED] [2018-09-20 15:15:28,062 WARN L389 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_atan2f_~hx~1,QUANTIFIED] [2018-09-20 15:15:28,062 WARN L389 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_atan2f_~hy~0,QUANTIFIED] [2018-09-20 15:15:28,062 WARN L389 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_atan2f_~hy~0,QUANTIFIED] [2018-09-20 15:15:28,063 WARN L389 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_atan2f_~hy~0,QUANTIFIED] [2018-09-20 15:15:28,063 WARN L389 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_atan2f_~hy~0,QUANTIFIED] [2018-09-20 15:15:28,063 WARN L389 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_atan2f_~hy~0,QUANTIFIED] [2018-09-20 15:15:28,063 WARN L389 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_atan2f_~hy~0,QUANTIFIED] [2018-09-20 15:15:28,063 WARN L389 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_atan2f_~hy~0,QUANTIFIED] [2018-09-20 15:15:28,066 WARN L389 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression RoundingMode_RNE [2018-09-20 15:15:28,066 WARN L389 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression RoundingMode_RNE [2018-09-20 15:15:28,066 WARN L389 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_atan2f_~hx~1,QUANTIFIED] [2018-09-20 15:15:28,066 WARN L389 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_atan2f_~hx~1,QUANTIFIED] [2018-09-20 15:15:28,066 WARN L389 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_atan2f_~hx~1,QUANTIFIED] [2018-09-20 15:15:28,066 WARN L389 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_atan2f_~hx~1,QUANTIFIED] [2018-09-20 15:15:28,067 WARN L389 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_atan2f_~hy~0,QUANTIFIED] [2018-09-20 15:15:28,067 WARN L389 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_atan2f_~hy~0,QUANTIFIED] [2018-09-20 15:15:28,067 WARN L389 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_atan2f_~hy~0,QUANTIFIED] [2018-09-20 15:15:28,067 WARN L389 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_atan2f_~hy~0,QUANTIFIED] [2018-09-20 15:15:28,070 WARN L389 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_atan2f_~hy~0,QUANTIFIED] [2018-09-20 15:15:28,070 WARN L389 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_atan2f_~hy~0,QUANTIFIED] [2018-09-20 15:15:28,070 WARN L389 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_atan2f_~hy~0,QUANTIFIED] [2018-09-20 15:15:28,070 WARN L389 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_atan2f_~hy~0,QUANTIFIED] [2018-09-20 15:15:28,071 WARN L389 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression RoundingMode_RNE [2018-09-20 15:15:28,071 WARN L389 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression RoundingMode_RNE Derived loop invariant: (((((((((\old(x) == x && (\exists __ieee754_atan2f_~hy~0 : bv32, __ieee754_atan2f_~hx~1 : bv32 :: m == ~bvor32(~bvand32(~bvashr32(__ieee754_atan2f_~hy~0, 31bv32), 1bv32), ~bvand32(~bvashr32(__ieee754_atan2f_~hx~1, 30bv32), 2bv32)) && \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_~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_~hy~0 : bv32, __ieee754_atan2f_~hx~1 : bv32 :: 0bv32 == ~bvor32(~bvand32(~bvashr32(__ieee754_atan2f_~hy~0, 31bv32), 1bv32), ~bvand32(~bvashr32(__ieee754_atan2f_~hx~1, 30bv32), 2bv32)) && \old(y) == ~fp~LONGDOUBLE(__ieee754_atan2f_~hy~0[31:31], __ieee754_atan2f_~hy~0[30:23], __ieee754_atan2f_~hy~0[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])) || !(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]))) || !(pi == ~to_fp~LONGDOUBLE(RoundingMode_RNE, ~to_fp~LONGDOUBLE(RoundingMode_RNE, 3141592741/1000000000))) - InvariantResult [Line: 14]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 128]: Loop Invariant [2018-09-20 15:15:28,080 WARN L389 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_atan2f_~hx~1,QUANTIFIED] [2018-09-20 15:15:28,080 WARN L389 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_atan2f_~hx~1,QUANTIFIED] [2018-09-20 15:15:28,080 WARN L389 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_atan2f_~hx~1,QUANTIFIED] [2018-09-20 15:15:28,080 WARN L389 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_atan2f_~hx~1,QUANTIFIED] [2018-09-20 15:15:28,080 WARN L389 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression RoundingMode_RNE [2018-09-20 15:15:28,080 WARN L389 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression RoundingMode_RNE [2018-09-20 15:15:28,081 WARN L389 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression RoundingMode_RNE [2018-09-20 15:15:28,081 WARN L389 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression RoundingMode_RNE [2018-09-20 15:15:28,087 WARN L389 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_atan2f_~hx~1,QUANTIFIED] [2018-09-20 15:15:28,087 WARN L389 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_atan2f_~hx~1,QUANTIFIED] [2018-09-20 15:15:28,087 WARN L389 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_atan2f_~hx~1,QUANTIFIED] [2018-09-20 15:15:28,087 WARN L389 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_atan2f_~hx~1,QUANTIFIED] [2018-09-20 15:15:28,088 WARN L389 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression RoundingMode_RNE [2018-09-20 15:15:28,088 WARN L389 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression RoundingMode_RNE [2018-09-20 15:15:28,088 WARN L389 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression RoundingMode_RNE [2018-09-20 15:15:28,088 WARN L389 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression RoundingMode_RNE 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]))) && \old(y) == y) && \old(x) == ~fp~LONGDOUBLE(hx[31:31], hx[30:23], hx[22:0])) || !(tiny_atan2 == ~to_fp~LONGDOUBLE(RoundingMode_RNE, ~to_fp~LONGDOUBLE(RoundingMode_RNE, 1/1000000000000000000000000000000)))) || !(pi == ~to_fp~LONGDOUBLE(RoundingMode_RNE, ~to_fp~LONGDOUBLE(RoundingMode_RNE, 3141592741/1000000000))) - InvariantResult [Line: 122]: Loop Invariant [2018-09-20 15:15:28,088 WARN L389 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression RoundingMode_RNE [2018-09-20 15:15:28,089 WARN L389 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression RoundingMode_RNE [2018-09-20 15:15:28,089 WARN L389 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression RoundingMode_RNE [2018-09-20 15:15:28,089 WARN L389 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression RoundingMode_RNE [2018-09-20 15:15:28,095 WARN L389 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression RoundingMode_RNE [2018-09-20 15:15:28,095 WARN L389 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression RoundingMode_RNE [2018-09-20 15:15:28,095 WARN L389 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression RoundingMode_RNE [2018-09-20 15:15:28,095 WARN L389 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression RoundingMode_RNE Derived loop invariant: (!(tiny_atan2 == ~to_fp~LONGDOUBLE(RoundingMode_RNE, ~to_fp~LONGDOUBLE(RoundingMode_RNE, 1/1000000000000000000000000000000))) || !(pi == ~to_fp~LONGDOUBLE(RoundingMode_RNE, ~to_fp~LONGDOUBLE(RoundingMode_RNE, 3141592741/1000000000)))) || (\old(x) == x && \old(y) == y) - StatisticsResult: Ultimate Automizer benchmark data CFG has 6 procedures, 157 locations, 1 error locations. SAFE Result, 46.0s OverallTime, 7 OverallIterations, 1 TraceHistogramMax, 34.7s AutomataDifference, 0.0s DeadEndRemovalTime, 4.6s HoareAnnotationTime, HoareTripleCheckerStatistics: 1129 SDtfs, 2173 SDslu, 5344 SDs, 0 SdLazy, 1064 SolverSat, 109 SolverUnsat, 6 SolverUnknown, 0 SolverNotchecked, 27.8s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 317 GetRequests, 215 SyntacticMatches, 2 SemanticMatches, 100 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 210 ImplicationChecksByTransitivity, 9.2s 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, 7 MinimizatonAttempts, 2 StatesRemovedByMinimization, 1 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 17 LocationsWithAnnotation, 42 PreInvPairs, 66 NumberOfFragments, 808 HoareAnnotationTreeSize, 42 FomulaSimplifications, 0 FormulaSimplificationTreeSizeReduction, 0.1s HoareSimplificationTime, 17 FomulaSimplificationsInter, 751 FormulaSimplificationTreeSizeReductionInter, 4.4s HoareSimplificationTimeInter, RefinementEngineStatistics: TraceCheckStatistics: 0.1s SsaConstructionTime, 0.5s SatisfiabilityAnalysisTime, 5.3s InterpolantComputationTime, 274 NumberOfCodeBlocks, 274 NumberOfCodeBlocksAsserted, 7 NumberOfCheckSat, 267 ConstructedInterpolants, 46 QuantifiedInterpolants, 119144 SizeOfPredicates, 57 NumberOfNonLiveVariables, 784 ConjunctsInSsa, 66 ConjunctsInUnsatCore, 7 InterpolantComputations, 7 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...