./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/float-newlib/float_req_bl_0680a.c --full-output -ea --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 8bd4bc60 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx12G -Xms1G -ea -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 ../sv-benchmarks/c/float-newlib/float_req_bl_0680a.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 da9fb9fe602462fb8ccc4e024a1819aec3e59201 ........................................................................................................................................................................................................................................................................................................................................ Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx12G -Xms1G -ea -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 ../sv-benchmarks/c/float-newlib/float_req_bl_0680a.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 da9fb9fe602462fb8ccc4e024a1819aec3e59201 ............................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: TRUE --- Real Ultimate output --- This is Ultimate 0.1.25-8bd4bc6 [2020-07-28 17:47:33,244 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-07-28 17:47:33,247 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-07-28 17:47:33,260 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-07-28 17:47:33,260 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-07-28 17:47:33,262 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-07-28 17:47:33,263 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-07-28 17:47:33,265 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-07-28 17:47:33,268 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-07-28 17:47:33,269 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-07-28 17:47:33,270 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-07-28 17:47:33,271 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-07-28 17:47:33,272 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-07-28 17:47:33,273 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-07-28 17:47:33,274 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-07-28 17:47:33,276 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-07-28 17:47:33,277 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-07-28 17:47:33,278 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-07-28 17:47:33,280 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-07-28 17:47:33,282 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-07-28 17:47:33,284 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-07-28 17:47:33,285 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-07-28 17:47:33,287 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-07-28 17:47:33,288 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-07-28 17:47:33,290 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-07-28 17:47:33,291 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-07-28 17:47:33,291 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-07-28 17:47:33,292 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-07-28 17:47:33,293 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-07-28 17:47:33,294 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-07-28 17:47:33,294 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-07-28 17:47:33,295 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-07-28 17:47:33,296 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-07-28 17:47:33,297 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-07-28 17:47:33,298 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-07-28 17:47:33,299 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-07-28 17:47:33,300 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-07-28 17:47:33,300 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-07-28 17:47:33,300 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-07-28 17:47:33,301 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-07-28 17:47:33,302 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-07-28 17:47:33,303 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2020-07-28 17:47:33,319 INFO L113 SettingsManager]: Loading preferences was successful [2020-07-28 17:47:33,319 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-07-28 17:47:33,321 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-07-28 17:47:33,321 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-07-28 17:47:33,321 INFO L138 SettingsManager]: * Use SBE=true [2020-07-28 17:47:33,322 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-07-28 17:47:33,322 INFO L138 SettingsManager]: * sizeof long=4 [2020-07-28 17:47:33,322 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-07-28 17:47:33,322 INFO L138 SettingsManager]: * sizeof POINTER=4 [2020-07-28 17:47:33,323 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-07-28 17:47:33,323 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-07-28 17:47:33,323 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-07-28 17:47:33,323 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-07-28 17:47:33,324 INFO L138 SettingsManager]: * sizeof long double=12 [2020-07-28 17:47:33,324 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-07-28 17:47:33,324 INFO L138 SettingsManager]: * Use constant arrays=true [2020-07-28 17:47:33,325 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-07-28 17:47:33,325 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-07-28 17:47:33,325 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-07-28 17:47:33,325 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-07-28 17:47:33,326 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-07-28 17:47:33,326 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-07-28 17:47:33,326 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-07-28 17:47:33,327 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-07-28 17:47:33,327 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-07-28 17:47:33,327 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2020-07-28 17:47:33,327 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-07-28 17:47:33,328 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-07-28 17:47:33,328 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-07-28 17:47:33,328 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode 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 -> da9fb9fe602462fb8ccc4e024a1819aec3e59201 [2020-07-28 17:47:33,646 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-07-28 17:47:33,662 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-07-28 17:47:33,666 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-07-28 17:47:33,668 INFO L271 PluginConnector]: Initializing CDTParser... [2020-07-28 17:47:33,669 INFO L275 PluginConnector]: CDTParser initialized [2020-07-28 17:47:33,672 INFO L429 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/float-newlib/float_req_bl_0680a.c [2020-07-28 17:47:33,748 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/e22b4fc47/910599ae7cd74d0a9dcce284926ccf2c/FLAG817c5d335 [2020-07-28 17:47:34,294 INFO L306 CDTParser]: Found 1 translation units. [2020-07-28 17:47:34,295 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/float-newlib/float_req_bl_0680a.c [2020-07-28 17:47:34,305 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/e22b4fc47/910599ae7cd74d0a9dcce284926ccf2c/FLAG817c5d335 [2020-07-28 17:47:34,600 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/e22b4fc47/910599ae7cd74d0a9dcce284926ccf2c [2020-07-28 17:47:34,603 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-07-28 17:47:34,606 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2020-07-28 17:47:34,607 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-07-28 17:47:34,607 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-07-28 17:47:34,611 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-07-28 17:47:34,613 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.07 05:47:34" (1/1) ... [2020-07-28 17:47:34,616 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@61ad35fa and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.07 05:47:34, skipping insertion in model container [2020-07-28 17:47:34,616 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.07 05:47:34" (1/1) ... [2020-07-28 17:47:34,624 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-07-28 17:47:34,655 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-07-28 17:47:34,909 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-07-28 17:47:34,927 INFO L203 MainTranslator]: Completed pre-run [2020-07-28 17:47:35,109 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-07-28 17:47:35,138 INFO L208 MainTranslator]: Completed translation [2020-07-28 17:47:35,139 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.07 05:47:35 WrapperNode [2020-07-28 17:47:35,139 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-07-28 17:47:35,140 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2020-07-28 17:47:35,140 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2020-07-28 17:47:35,140 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2020-07-28 17:47:35,149 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.07 05:47:35" (1/1) ... [2020-07-28 17:47:35,164 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.07 05:47:35" (1/1) ... [2020-07-28 17:47:35,233 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2020-07-28 17:47:35,234 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-07-28 17:47:35,234 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-07-28 17:47:35,234 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-07-28 17:47:35,247 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.07 05:47:35" (1/1) ... [2020-07-28 17:47:35,247 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.07 05:47:35" (1/1) ... [2020-07-28 17:47:35,254 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.07 05:47:35" (1/1) ... [2020-07-28 17:47:35,255 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.07 05:47:35" (1/1) ... [2020-07-28 17:47:35,281 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.07 05:47:35" (1/1) ... [2020-07-28 17:47:35,292 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.07 05:47:35" (1/1) ... [2020-07-28 17:47:35,298 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.07 05:47:35" (1/1) ... [2020-07-28 17:47:35,304 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-07-28 17:47:35,305 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-07-28 17:47:35,305 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-07-28 17:47:35,305 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-07-28 17:47:35,306 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.07 05:47:35" (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 [2020-07-28 17:47:35,378 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2020-07-28 17:47:35,379 INFO L130 BoogieDeclarations]: Found specification of procedure read~real [2020-07-28 17:47:35,379 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2020-07-28 17:47:35,379 INFO L130 BoogieDeclarations]: Found specification of procedure write~real [2020-07-28 17:47:35,380 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-07-28 17:47:35,380 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-07-28 17:47:35,380 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2020-07-28 17:47:35,380 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~real [2020-07-28 17:47:35,380 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2020-07-28 17:47:36,371 INFO L290 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-07-28 17:47:36,372 INFO L295 CfgBuilder]: Removed 40 assume(true) statements. [2020-07-28 17:47:36,381 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.07 05:47:36 BoogieIcfgContainer [2020-07-28 17:47:36,382 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2020-07-28 17:47:36,385 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2020-07-28 17:47:36,385 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2020-07-28 17:47:36,388 INFO L275 PluginConnector]: TraceAbstraction initialized [2020-07-28 17:47:36,389 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 28.07 05:47:34" (1/3) ... [2020-07-28 17:47:36,391 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@7aa72063 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 28.07 05:47:36, skipping insertion in model container [2020-07-28 17:47:36,391 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.07 05:47:35" (2/3) ... [2020-07-28 17:47:36,392 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@7aa72063 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 28.07 05:47:36, skipping insertion in model container [2020-07-28 17:47:36,392 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.07 05:47:36" (3/3) ... [2020-07-28 17:47:36,394 INFO L109 eAbstractionObserver]: Analyzing ICFG float_req_bl_0680a.c [2020-07-28 17:47:36,403 INFO L157 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2020-07-28 17:47:36,409 INFO L169 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2020-07-28 17:47:36,422 INFO L251 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2020-07-28 17:47:36,444 INFO L375 AbstractCegarLoop]: Interprodecural is true [2020-07-28 17:47:36,444 INFO L376 AbstractCegarLoop]: Hoare is true [2020-07-28 17:47:36,445 INFO L377 AbstractCegarLoop]: Compute interpolants for FPandBP [2020-07-28 17:47:36,445 INFO L378 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2020-07-28 17:47:36,445 INFO L379 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2020-07-28 17:47:36,445 INFO L380 AbstractCegarLoop]: Difference is false [2020-07-28 17:47:36,445 INFO L381 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2020-07-28 17:47:36,446 INFO L385 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2020-07-28 17:47:36,463 INFO L276 IsEmpty]: Start isEmpty. Operand 109 states. [2020-07-28 17:47:36,473 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2020-07-28 17:47:36,473 INFO L414 BasicCegarLoop]: Found error trace [2020-07-28 17:47:36,474 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-07-28 17:47:36,475 INFO L427 AbstractCegarLoop]: === Iteration 1 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-07-28 17:47:36,481 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-07-28 17:47:36,481 INFO L82 PathProgramCache]: Analyzing trace with hash 1264035265, now seen corresponding path program 1 times [2020-07-28 17:47:36,489 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-07-28 17:47:36,490 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [798610274] [2020-07-28 17:47:36,490 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-07-28 17:47:36,605 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-28 17:47:36,672 INFO L280 TraceCheckUtils]: 0: Hoare triple {112#true} #NULL.base, #NULL.offset := 0, 0;#valid := #valid[0 := 0];assume 0 < #StackHeapBarrier;call ~#atanhi_atan~0.base, ~#atanhi_atan~0.offset := #Ultimate.allocOnStack(16);call write~init~real(0.46364760399, ~#atanhi_atan~0.base, ~#atanhi_atan~0.offset, 4);call write~init~real(0.78539812565, ~#atanhi_atan~0.base, 4 + ~#atanhi_atan~0.offset, 4);call write~init~real(0.98279368877, ~#atanhi_atan~0.base, 8 + ~#atanhi_atan~0.offset, 4);call write~init~real(1.5707962513, ~#atanhi_atan~0.base, 12 + ~#atanhi_atan~0.offset, 4);call ~#atanlo_atan~0.base, ~#atanlo_atan~0.offset := #Ultimate.allocOnStack(16);call write~init~real(5.012158244E-9, ~#atanlo_atan~0.base, ~#atanlo_atan~0.offset, 4);call write~init~real(3.7748947079E-8, ~#atanlo_atan~0.base, 4 + ~#atanlo_atan~0.offset, 4);call write~init~real(3.447321717E-8, ~#atanlo_atan~0.base, 8 + ~#atanlo_atan~0.offset, 4);call write~init~real(7.5497894159E-8, ~#atanlo_atan~0.base, 12 + ~#atanlo_atan~0.offset, 4);call ~#aT_atan~0.base, ~#aT_atan~0.offset := #Ultimate.allocOnStack(44);call write~init~real(0.33333334327, ~#aT_atan~0.base, ~#aT_atan~0.offset, 4);call write~init~real(~someUnaryDOUBLEoperation(0.20000000298), ~#aT_atan~0.base, 4 + ~#aT_atan~0.offset, 4);call write~init~real(0.14285714924, ~#aT_atan~0.base, 8 + ~#aT_atan~0.offset, 4);call write~init~real(~someUnaryDOUBLEoperation(0.11111110449), ~#aT_atan~0.base, 12 + ~#aT_atan~0.offset, 4);call write~init~real(0.090908870101, ~#aT_atan~0.base, 16 + ~#aT_atan~0.offset, 4);call write~init~real(~someUnaryDOUBLEoperation(0.076918758452), ~#aT_atan~0.base, 20 + ~#aT_atan~0.offset, 4);call write~init~real(0.066610731184, ~#aT_atan~0.base, 24 + ~#aT_atan~0.offset, 4);call write~init~real(~someUnaryDOUBLEoperation(0.058335702866), ~#aT_atan~0.base, 28 + ~#aT_atan~0.offset, 4);call write~init~real(0.049768779427, ~#aT_atan~0.base, 32 + ~#aT_atan~0.offset, 4);call write~init~real(~someUnaryDOUBLEoperation(0.036531571299), ~#aT_atan~0.base, 36 + ~#aT_atan~0.offset, 4);call write~init~real(0.016285819933, ~#aT_atan~0.base, 40 + ~#aT_atan~0.offset, 4);~one_atan~0 := 1.0;~huge_atan~0 := 1.0E30;~pi_o_4~0 := 0.78539818525;~pi_o_2~0 := 1.5707963705;~pi~0 := 3.141592741;~tiny_atan2~0 := 1.0E-30;~zero_atan2~0 := 0.0;~pi_lo_atan2~0 := ~someUnaryDOUBLEoperation(8.7422776573E-8); {112#true} is VALID [2020-07-28 17:47:36,673 INFO L280 TraceCheckUtils]: 1: Hoare triple {112#true} havoc main_#res;havoc main_#t~ret42, main_~x~0, main_~y~0, main_~res~0;main_~x~0 := ~someUnaryFLOAToperation(0.0);main_~y~0 := 0.0;__ieee754_atan2f_#in~y, __ieee754_atan2f_#in~x := main_~y~0, main_~x~0;havoc __ieee754_atan2f_#res;havoc __ieee754_atan2f_#t~mem25, __ieee754_atan2f_#t~union26, __ieee754_atan2f_~#gf_u~2.base, __ieee754_atan2f_~#gf_u~2.offset, __ieee754_atan2f_#t~mem27, __ieee754_atan2f_#t~union28, __ieee754_atan2f_~#gf_u~3.base, __ieee754_atan2f_~#gf_u~3.offset, __ieee754_atan2f_#t~ret29, __ieee754_atan2f_#t~switch30, __ieee754_atan2f_#t~ite31, __ieee754_atan2f_#t~switch32, __ieee754_atan2f_#t~switch33, __ieee754_atan2f_#t~ite34, __ieee754_atan2f_#t~ret35, __ieee754_atan2f_#t~ret36, __ieee754_atan2f_#t~switch37, __ieee754_atan2f_#t~mem38, __ieee754_atan2f_#t~union39, __ieee754_atan2f_~#gf_u~4.base, __ieee754_atan2f_~#gf_u~4.offset, __ieee754_atan2f_#t~mem40, __ieee754_atan2f_#t~union41, __ieee754_atan2f_~#sf_u~1.base, __ieee754_atan2f_~#sf_u~1.offset, __ieee754_atan2f_~zh~0, __ieee754_atan2f_~y, __ieee754_atan2f_~x, __ieee754_atan2f_~z~1, __ieee754_atan2f_~k~0, __ieee754_atan2f_~m~0, __ieee754_atan2f_~hx~1, __ieee754_atan2f_~hy~0, __ieee754_atan2f_~ix~2, __ieee754_atan2f_~iy~0;__ieee754_atan2f_~y := __ieee754_atan2f_#in~y;__ieee754_atan2f_~x := __ieee754_atan2f_#in~x;havoc __ieee754_atan2f_~z~1;havoc __ieee754_atan2f_~k~0;havoc __ieee754_atan2f_~m~0;havoc __ieee754_atan2f_~hx~1;havoc __ieee754_atan2f_~hy~0;havoc __ieee754_atan2f_~ix~2;havoc __ieee754_atan2f_~iy~0; {112#true} is VALID [2020-07-28 17:47:36,674 INFO L280 TraceCheckUtils]: 2: Hoare triple {112#true} assume !true; {113#false} is VALID [2020-07-28 17:47:36,675 INFO L280 TraceCheckUtils]: 3: Hoare triple {113#false} __ieee754_atan2f_~ix~2 := ~bitwiseAnd(__ieee754_atan2f_~hx~1, 2147483647); {113#false} is VALID [2020-07-28 17:47:36,675 INFO L280 TraceCheckUtils]: 4: Hoare triple {113#false} assume !true; {113#false} is VALID [2020-07-28 17:47:36,676 INFO L280 TraceCheckUtils]: 5: Hoare triple {113#false} __ieee754_atan2f_~iy~0 := ~bitwiseAnd(__ieee754_atan2f_~hy~0, 2147483647); {113#false} is VALID [2020-07-28 17:47:36,676 INFO L280 TraceCheckUtils]: 6: Hoare triple {113#false} assume __ieee754_atan2f_~ix~2 > 2139095040 || __ieee754_atan2f_~iy~0 > 2139095040;__ieee754_atan2f_#res := ~someBinaryArithmeticFLOAToperation(__ieee754_atan2f_~x, __ieee754_atan2f_~y); {113#false} is VALID [2020-07-28 17:47:36,677 INFO L280 TraceCheckUtils]: 7: Hoare triple {113#false} main_#t~ret42 := __ieee754_atan2f_#res;main_~res~0 := main_#t~ret42;havoc main_#t~ret42; {113#false} is VALID [2020-07-28 17:47:36,677 INFO L280 TraceCheckUtils]: 8: Hoare triple {113#false} assume ~someBinaryFLOATComparisonOperation(main_~res~0, ~pi~0); {113#false} is VALID [2020-07-28 17:47:36,677 INFO L280 TraceCheckUtils]: 9: Hoare triple {113#false} assume !false; {113#false} is VALID [2020-07-28 17:47:36,681 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-07-28 17:47:36,682 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [798610274] [2020-07-28 17:47:36,683 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-07-28 17:47:36,683 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2020-07-28 17:47:36,684 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [248216332] [2020-07-28 17:47:36,691 INFO L78 Accepts]: Start accepts. Automaton has 2 states. Word has length 10 [2020-07-28 17:47:36,692 INFO L84 Accepts]: Finished accepts. word is accepted. [2020-07-28 17:47:36,697 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 2 states. [2020-07-28 17:47:36,725 INFO L119 InductivityCheck]: Floyd-Hoare automaton has 10 edges. 10 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2020-07-28 17:47:36,726 INFO L459 AbstractCegarLoop]: Interpolant automaton has 2 states [2020-07-28 17:47:36,726 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-07-28 17:47:36,735 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2020-07-28 17:47:36,736 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2020-07-28 17:47:36,739 INFO L87 Difference]: Start difference. First operand 109 states. Second operand 2 states. [2020-07-28 17:47:37,027 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-28 17:47:37,028 INFO L93 Difference]: Finished difference Result 216 states and 362 transitions. [2020-07-28 17:47:37,028 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2020-07-28 17:47:37,028 INFO L78 Accepts]: Start accepts. Automaton has 2 states. Word has length 10 [2020-07-28 17:47:37,029 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-07-28 17:47:37,030 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 2 states. [2020-07-28 17:47:37,052 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2 states to 2 states and 362 transitions. [2020-07-28 17:47:37,052 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 2 states. [2020-07-28 17:47:37,065 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2 states to 2 states and 362 transitions. [2020-07-28 17:47:37,066 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 2 states and 362 transitions. [2020-07-28 17:47:37,615 INFO L119 InductivityCheck]: Floyd-Hoare automaton has 362 edges. 362 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2020-07-28 17:47:37,642 INFO L225 Difference]: With dead ends: 216 [2020-07-28 17:47:37,642 INFO L226 Difference]: Without dead ends: 106 [2020-07-28 17:47:37,647 INFO L675 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 [2020-07-28 17:47:37,667 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 106 states. [2020-07-28 17:47:37,702 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 106 to 106. [2020-07-28 17:47:37,702 INFO L214 AbstractMinimizeNwa]: Start testing correctness of minimizeSevpa [2020-07-28 17:47:37,703 INFO L82 GeneralOperation]: Start isEquivalent. First operand 106 states. Second operand 106 states. [2020-07-28 17:47:37,703 INFO L74 IsIncluded]: Start isIncluded. First operand 106 states. Second operand 106 states. [2020-07-28 17:47:37,703 INFO L87 Difference]: Start difference. First operand 106 states. Second operand 106 states. [2020-07-28 17:47:37,719 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-28 17:47:37,720 INFO L93 Difference]: Finished difference Result 106 states and 154 transitions. [2020-07-28 17:47:37,722 INFO L276 IsEmpty]: Start isEmpty. Operand 106 states and 154 transitions. [2020-07-28 17:47:37,723 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-07-28 17:47:37,724 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2020-07-28 17:47:37,725 INFO L74 IsIncluded]: Start isIncluded. First operand 106 states. Second operand 106 states. [2020-07-28 17:47:37,725 INFO L87 Difference]: Start difference. First operand 106 states. Second operand 106 states. [2020-07-28 17:47:37,738 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-28 17:47:37,739 INFO L93 Difference]: Finished difference Result 106 states and 154 transitions. [2020-07-28 17:47:37,739 INFO L276 IsEmpty]: Start isEmpty. Operand 106 states and 154 transitions. [2020-07-28 17:47:37,741 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-07-28 17:47:37,742 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2020-07-28 17:47:37,742 INFO L88 GeneralOperation]: Finished isEquivalent. [2020-07-28 17:47:37,742 INFO L221 AbstractMinimizeNwa]: Finished testing correctness of minimizeSevpa [2020-07-28 17:47:37,743 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 106 states. [2020-07-28 17:47:37,755 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 106 states to 106 states and 154 transitions. [2020-07-28 17:47:37,757 INFO L78 Accepts]: Start accepts. Automaton has 106 states and 154 transitions. Word has length 10 [2020-07-28 17:47:37,758 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-07-28 17:47:37,758 INFO L479 AbstractCegarLoop]: Abstraction has 106 states and 154 transitions. [2020-07-28 17:47:37,758 INFO L480 AbstractCegarLoop]: Interpolant automaton has 2 states. [2020-07-28 17:47:37,758 INFO L276 IsEmpty]: Start isEmpty. Operand 106 states and 154 transitions. [2020-07-28 17:47:37,766 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2020-07-28 17:47:37,766 INFO L414 BasicCegarLoop]: Found error trace [2020-07-28 17:47:37,767 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-07-28 17:47:37,768 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2020-07-28 17:47:37,768 INFO L427 AbstractCegarLoop]: === Iteration 2 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-07-28 17:47:37,769 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-07-28 17:47:37,769 INFO L82 PathProgramCache]: Analyzing trace with hash -925353302, now seen corresponding path program 1 times [2020-07-28 17:47:37,770 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-07-28 17:47:37,771 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [564355745] [2020-07-28 17:47:37,771 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-07-28 17:47:37,842 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2020-07-28 17:47:37,843 FATAL L? ?]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction has thrown an exception: java.lang.AssertionError at de.uni_freiburg.informatik.ultimate.smtinterpol.theory.linar.TableauxRow.(TableauxRow.java:45) at de.uni_freiburg.informatik.ultimate.smtinterpol.theory.linar.LinArSolve.generateLinVar(LinArSolve.java:275) at de.uni_freiburg.informatik.ultimate.smtinterpol.theory.linar.LinArSolve.createEquality(LinArSolve.java:1974) at de.uni_freiburg.informatik.ultimate.smtinterpol.convert.EqualityProxy.createLAEquality(EqualityProxy.java:83) at de.uni_freiburg.informatik.ultimate.smtinterpol.convert.EqualityProxy.createAtom(EqualityProxy.java:165) at de.uni_freiburg.informatik.ultimate.smtinterpol.convert.EqualityProxy.getLiteral(EqualityProxy.java:186) at de.uni_freiburg.informatik.ultimate.smtinterpol.convert.EqualityProxy.createCCEquality(EqualityProxy.java:109) at de.uni_freiburg.informatik.ultimate.smtinterpol.theory.linar.LinArSolve.mbtc(LinArSolve.java:1891) at de.uni_freiburg.informatik.ultimate.smtinterpol.theory.linar.LinArSolve.computeConflictClause(LinArSolve.java:664) at de.uni_freiburg.informatik.ultimate.smtinterpol.dpll.DPLLEngine.checkConsistency(DPLLEngine.java:1010) at de.uni_freiburg.informatik.ultimate.smtinterpol.dpll.DPLLEngine.solve(DPLLEngine.java:1157) at de.uni_freiburg.informatik.ultimate.smtinterpol.smtlib2.SMTInterpol$CheckType$1.check(SMTInterpol.java:117) at de.uni_freiburg.informatik.ultimate.smtinterpol.smtlib2.SMTInterpol.checkSatAssuming(SMTInterpol.java:494) at de.uni_freiburg.informatik.ultimate.smtinterpol.smtlib2.SMTInterpol.checkSat(SMTInterpol.java:446) at de.uni_freiburg.informatik.ultimate.logic.WrapperScript.checkSat(WrapperScript.java:163) at de.uni_freiburg.informatik.ultimate.logic.WrapperScript.checkSat(WrapperScript.java:163) at de.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.singletracecheck.AnnotateAndAsserter.buildAnnotatedSsaAndAssertTerms(AnnotateAndAsserter.java:130) at de.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.singletracecheck.TraceCheck.checkTrace(TraceCheck.java:295) at de.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.singletracecheck.TraceCheck.(TraceCheck.java:206) at de.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.singletracecheck.InterpolatingTraceCheck.(InterpolatingTraceCheck.java:90) at de.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.singletracecheck.InterpolatingTraceCheckCraig.(InterpolatingTraceCheckCraig.java:89) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.tracehandling.IpTcStrategyModuleCraig.construct(IpTcStrategyModuleCraig.java:79) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.tracehandling.IpTcStrategyModuleCraig.construct(IpTcStrategyModuleCraig.java:1) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.tracehandling.IpTcStrategyModuleBase.getOrConstruct(IpTcStrategyModuleBase.java:101) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.tracehandling.IpTcStrategyModuleBase.isCorrect(IpTcStrategyModuleBase.java:57) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.tracehandling.AutomatonFreeRefinementEngine.checkFeasibility(AutomatonFreeRefinementEngine.java:242) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.tracehandling.AutomatonFreeRefinementEngine.executeStrategy(AutomatonFreeRefinementEngine.java:166) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.tracehandling.AutomatonFreeRefinementEngine.(AutomatonFreeRefinementEngine.java:85) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.tracehandling.TraceAbstractionRefinementEngine.(TraceAbstractionRefinementEngine.java:75) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.BasicCegarLoop.isCounterexampleFeasible(BasicCegarLoop.java:508) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.AbstractCegarLoop.iterateInternal(AbstractCegarLoop.java:436) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.AbstractCegarLoop.iterate(AbstractCegarLoop.java:370) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.CegarLoopResult.iterate(CegarLoopResult.java:142) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.iterateNew(TraceAbstractionStarter.java:334) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.runCegarLoops(TraceAbstractionStarter.java:175) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.(TraceAbstractionStarter.java:127) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver.finish(TraceAbstractionObserver.java:120) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:168) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:151) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:128) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:232) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:226) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:142) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:104) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:317) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:55) [2020-07-28 17:47:37,852 INFO L168 Benchmark]: Toolchain (without parser) took 3246.92 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 133.7 MB). Free memory was 960.2 MB in the beginning and 895.2 MB in the end (delta: 65.0 MB). Peak memory consumption was 198.7 MB. Max. memory is 11.5 GB. [2020-07-28 17:47:37,853 INFO L168 Benchmark]: CDTParser took 2.36 ms. Allocated memory is still 1.0 GB. Free memory is still 987.1 MB. There was no memory consumed. Max. memory is 11.5 GB. [2020-07-28 17:47:37,854 INFO L168 Benchmark]: CACSL2BoogieTranslator took 532.43 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 133.7 MB). Free memory was 960.2 MB in the beginning and 1.1 GB in the end (delta: -163.2 MB). Peak memory consumption was 25.8 MB. Max. memory is 11.5 GB. [2020-07-28 17:47:37,855 INFO L168 Benchmark]: Boogie Procedure Inliner took 93.83 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 6.7 MB). Peak memory consumption was 6.7 MB. Max. memory is 11.5 GB. [2020-07-28 17:47:37,856 INFO L168 Benchmark]: Boogie Preprocessor took 70.24 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 8.3 MB). Peak memory consumption was 8.3 MB. Max. memory is 11.5 GB. [2020-07-28 17:47:37,857 INFO L168 Benchmark]: RCFGBuilder took 1077.17 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: 85.3 MB). Peak memory consumption was 85.3 MB. Max. memory is 11.5 GB. [2020-07-28 17:47:37,858 INFO L168 Benchmark]: TraceAbstraction took 1464.39 ms. Allocated memory is still 1.2 GB. Free memory was 1.0 GB in the beginning and 895.2 MB in the end (delta: 127.9 MB). Peak memory consumption was 127.9 MB. Max. memory is 11.5 GB. [2020-07-28 17:47:37,863 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - AssertionsEnabledResult: Assertions are enabled Assertions are enabled - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 2.36 ms. Allocated memory is still 1.0 GB. Free memory is still 987.1 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 532.43 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 133.7 MB). Free memory was 960.2 MB in the beginning and 1.1 GB in the end (delta: -163.2 MB). Peak memory consumption was 25.8 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 93.83 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 6.7 MB). Peak memory consumption was 6.7 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 70.24 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 8.3 MB). Peak memory consumption was 8.3 MB. Max. memory is 11.5 GB. * RCFGBuilder took 1077.17 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: 85.3 MB). Peak memory consumption was 85.3 MB. Max. memory is 11.5 GB. * TraceAbstraction took 1464.39 ms. Allocated memory is still 1.2 GB. Free memory was 1.0 GB in the beginning and 895.2 MB in the end (delta: 127.9 MB). Peak memory consumption was 127.9 MB. Max. memory is 11.5 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - ExceptionOrErrorResult: AssertionError: null de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: AssertionError: null: de.uni_freiburg.informatik.ultimate.smtinterpol.theory.linar.TableauxRow.(TableauxRow.java:45) RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request... ### Bit-precise run ### This is Ultimate 0.1.25-8bd4bc6 [2020-07-28 17:47:39,788 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-07-28 17:47:39,791 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-07-28 17:47:39,805 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-07-28 17:47:39,806 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-07-28 17:47:39,807 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-07-28 17:47:39,809 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-07-28 17:47:39,811 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-07-28 17:47:39,813 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-07-28 17:47:39,814 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-07-28 17:47:39,816 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-07-28 17:47:39,817 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-07-28 17:47:39,818 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-07-28 17:47:39,819 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-07-28 17:47:39,820 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-07-28 17:47:39,822 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-07-28 17:47:39,823 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-07-28 17:47:39,824 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-07-28 17:47:39,826 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-07-28 17:47:39,829 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-07-28 17:47:39,831 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-07-28 17:47:39,832 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-07-28 17:47:39,834 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-07-28 17:47:39,835 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-07-28 17:47:39,838 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-07-28 17:47:39,839 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-07-28 17:47:39,839 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-07-28 17:47:39,840 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-07-28 17:47:39,841 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-07-28 17:47:39,842 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-07-28 17:47:39,842 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-07-28 17:47:39,843 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-07-28 17:47:39,844 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-07-28 17:47:39,845 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-07-28 17:47:39,847 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-07-28 17:47:39,847 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-07-28 17:47:39,848 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-07-28 17:47:39,848 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-07-28 17:47:39,848 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-07-28 17:47:39,850 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-07-28 17:47:39,851 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-07-28 17:47:39,852 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2020-07-28 17:47:39,867 INFO L113 SettingsManager]: Loading preferences was successful [2020-07-28 17:47:39,868 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-07-28 17:47:39,869 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-07-28 17:47:39,870 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-07-28 17:47:39,870 INFO L138 SettingsManager]: * Use SBE=true [2020-07-28 17:47:39,870 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-07-28 17:47:39,871 INFO L138 SettingsManager]: * sizeof long=4 [2020-07-28 17:47:39,871 INFO L138 SettingsManager]: * sizeof POINTER=4 [2020-07-28 17:47:39,871 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-07-28 17:47:39,871 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-07-28 17:47:39,872 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-07-28 17:47:39,872 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-07-28 17:47:39,872 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2020-07-28 17:47:39,873 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2020-07-28 17:47:39,873 INFO L138 SettingsManager]: * sizeof long double=12 [2020-07-28 17:47:39,873 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-07-28 17:47:39,873 INFO L138 SettingsManager]: * Use constant arrays=true [2020-07-28 17:47:39,874 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-07-28 17:47:39,874 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-07-28 17:47:39,874 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-07-28 17:47:39,875 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-07-28 17:47:39,875 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-07-28 17:47:39,875 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-07-28 17:47:39,876 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-07-28 17:47:39,876 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-07-28 17:47:39,876 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-07-28 17:47:39,876 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2020-07-28 17:47:39,877 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2020-07-28 17:47:39,877 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-07-28 17:47:39,877 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-07-28 17:47:39,877 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2020-07-28 17:47:39,878 INFO L138 SettingsManager]: * Logic for external solver=AUFBV 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 -> da9fb9fe602462fb8ccc4e024a1819aec3e59201 [2020-07-28 17:47:40,191 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-07-28 17:47:40,209 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-07-28 17:47:40,213 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-07-28 17:47:40,214 INFO L271 PluginConnector]: Initializing CDTParser... [2020-07-28 17:47:40,215 INFO L275 PluginConnector]: CDTParser initialized [2020-07-28 17:47:40,216 INFO L429 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/float-newlib/float_req_bl_0680a.c [2020-07-28 17:47:40,280 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/35e04edbf/97d76786b2d24eb9af46b1e05cd0a2ca/FLAGa4b8a06e2 [2020-07-28 17:47:40,774 INFO L306 CDTParser]: Found 1 translation units. [2020-07-28 17:47:40,775 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/float-newlib/float_req_bl_0680a.c [2020-07-28 17:47:40,789 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/35e04edbf/97d76786b2d24eb9af46b1e05cd0a2ca/FLAGa4b8a06e2 [2020-07-28 17:47:41,040 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/35e04edbf/97d76786b2d24eb9af46b1e05cd0a2ca [2020-07-28 17:47:41,045 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-07-28 17:47:41,048 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2020-07-28 17:47:41,050 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-07-28 17:47:41,050 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-07-28 17:47:41,054 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-07-28 17:47:41,056 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.07 05:47:41" (1/1) ... [2020-07-28 17:47:41,059 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@51cd7231 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.07 05:47:41, skipping insertion in model container [2020-07-28 17:47:41,060 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.07 05:47:41" (1/1) ... [2020-07-28 17:47:41,068 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-07-28 17:47:41,096 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-07-28 17:47:41,389 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-07-28 17:47:41,414 INFO L203 MainTranslator]: Completed pre-run [2020-07-28 17:47:41,566 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-07-28 17:47:41,613 INFO L208 MainTranslator]: Completed translation [2020-07-28 17:47:41,614 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.07 05:47:41 WrapperNode [2020-07-28 17:47:41,614 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-07-28 17:47:41,615 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2020-07-28 17:47:41,615 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2020-07-28 17:47:41,615 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2020-07-28 17:47:41,622 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.07 05:47:41" (1/1) ... [2020-07-28 17:47:41,641 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.07 05:47:41" (1/1) ... [2020-07-28 17:47:41,714 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2020-07-28 17:47:41,715 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-07-28 17:47:41,715 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-07-28 17:47:41,716 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-07-28 17:47:41,726 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.07 05:47:41" (1/1) ... [2020-07-28 17:47:41,727 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.07 05:47:41" (1/1) ... [2020-07-28 17:47:41,738 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.07 05:47:41" (1/1) ... [2020-07-28 17:47:41,739 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.07 05:47:41" (1/1) ... [2020-07-28 17:47:41,767 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.07 05:47:41" (1/1) ... [2020-07-28 17:47:41,787 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.07 05:47:41" (1/1) ... [2020-07-28 17:47:41,798 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.07 05:47:41" (1/1) ... [2020-07-28 17:47:41,814 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-07-28 17:47:41,815 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-07-28 17:47:41,817 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-07-28 17:47:41,818 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-07-28 17:47:41,819 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.07 05:47:41" (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 [2020-07-28 17:47:41,919 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intFLOATTYPE4 [2020-07-28 17:47:41,920 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2020-07-28 17:47:41,921 INFO L130 BoogieDeclarations]: Found specification of procedure read~intFLOATTYPE4 [2020-07-28 17:47:41,922 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2020-07-28 17:47:41,922 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-07-28 17:47:41,922 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-07-28 17:47:41,922 INFO L130 BoogieDeclarations]: Found specification of procedure write~intFLOATTYPE4 [2020-07-28 17:47:41,925 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2020-07-28 17:47:41,925 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2020-07-28 17:47:58,911 INFO L290 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-07-28 17:47:58,912 INFO L295 CfgBuilder]: Removed 40 assume(true) statements. [2020-07-28 17:47:58,917 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.07 05:47:58 BoogieIcfgContainer [2020-07-28 17:47:58,918 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2020-07-28 17:47:58,920 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2020-07-28 17:47:58,920 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2020-07-28 17:47:58,923 INFO L275 PluginConnector]: TraceAbstraction initialized [2020-07-28 17:47:58,924 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 28.07 05:47:41" (1/3) ... [2020-07-28 17:47:58,925 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@5ce30ca4 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 28.07 05:47:58, skipping insertion in model container [2020-07-28 17:47:58,925 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.07 05:47:41" (2/3) ... [2020-07-28 17:47:58,926 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@5ce30ca4 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 28.07 05:47:58, skipping insertion in model container [2020-07-28 17:47:58,926 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.07 05:47:58" (3/3) ... [2020-07-28 17:47:58,928 INFO L109 eAbstractionObserver]: Analyzing ICFG float_req_bl_0680a.c [2020-07-28 17:47:58,939 INFO L157 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2020-07-28 17:47:58,948 INFO L169 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2020-07-28 17:47:58,962 INFO L251 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2020-07-28 17:47:58,990 INFO L375 AbstractCegarLoop]: Interprodecural is true [2020-07-28 17:47:58,990 INFO L376 AbstractCegarLoop]: Hoare is true [2020-07-28 17:47:58,990 INFO L377 AbstractCegarLoop]: Compute interpolants for FPandBP [2020-07-28 17:47:58,991 INFO L378 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2020-07-28 17:47:58,991 INFO L379 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2020-07-28 17:47:58,991 INFO L380 AbstractCegarLoop]: Difference is false [2020-07-28 17:47:58,992 INFO L381 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2020-07-28 17:47:58,992 INFO L385 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2020-07-28 17:47:59,011 INFO L276 IsEmpty]: Start isEmpty. Operand 109 states. [2020-07-28 17:47:59,018 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2020-07-28 17:47:59,018 INFO L414 BasicCegarLoop]: Found error trace [2020-07-28 17:47:59,019 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-07-28 17:47:59,020 INFO L427 AbstractCegarLoop]: === Iteration 1 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-07-28 17:47:59,025 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-07-28 17:47:59,025 INFO L82 PathProgramCache]: Analyzing trace with hash 1264035265, now seen corresponding path program 1 times [2020-07-28 17:47:59,039 INFO L163 FreeRefinementEngine]: Executing refinement strategy WOLF [2020-07-28 17:47:59,040 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1375625977] [2020-07-28 17:47:59,041 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY 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 [2020-07-28 17:48:00,131 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-28 17:48:00,196 INFO L263 TraceCheckSpWp]: Trace formula consists of 81 conjuncts, 1 conjunts are in the unsatisfiable core [2020-07-28 17:48:00,212 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-28 17:48:00,216 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-07-28 17:48:00,252 INFO L280 TraceCheckUtils]: 0: Hoare triple {112#true} #NULL.base, #NULL.offset := 0bv32, 0bv32;#valid := #valid[0bv32 := 0bv1];assume ~bvult32(0bv32, #StackHeapBarrier);currentRoundingMode := ~roundNearestTiesToEven;call ~#atanhi_atan~0.base, ~#atanhi_atan~0.offset := #Ultimate.allocOnStack(16bv32);call write~init~intFLOATTYPE4(~convertDOUBLEToFLOAT(currentRoundingMode, ~to_fp~DOUBLE(currentRoundingMode, 0.46364760399)), ~#atanhi_atan~0.base, ~#atanhi_atan~0.offset, 4bv32);call write~init~intFLOATTYPE4(~convertDOUBLEToFLOAT(currentRoundingMode, ~to_fp~DOUBLE(currentRoundingMode, 0.78539812565)), ~#atanhi_atan~0.base, ~bvadd32(4bv32, ~#atanhi_atan~0.offset), 4bv32);call write~init~intFLOATTYPE4(~convertDOUBLEToFLOAT(currentRoundingMode, ~to_fp~DOUBLE(currentRoundingMode, 0.98279368877)), ~#atanhi_atan~0.base, ~bvadd32(8bv32, ~#atanhi_atan~0.offset), 4bv32);call write~init~intFLOATTYPE4(~convertDOUBLEToFLOAT(currentRoundingMode, ~to_fp~DOUBLE(currentRoundingMode, 1.5707962513)), ~#atanhi_atan~0.base, ~bvadd32(12bv32, ~#atanhi_atan~0.offset), 4bv32);call ~#atanlo_atan~0.base, ~#atanlo_atan~0.offset := #Ultimate.allocOnStack(16bv32);call write~init~intFLOATTYPE4(~convertDOUBLEToFLOAT(currentRoundingMode, ~to_fp~DOUBLE(currentRoundingMode, 5.012158244E-9)), ~#atanlo_atan~0.base, ~#atanlo_atan~0.offset, 4bv32);call write~init~intFLOATTYPE4(~convertDOUBLEToFLOAT(currentRoundingMode, ~to_fp~DOUBLE(currentRoundingMode, 3.7748947079E-8)), ~#atanlo_atan~0.base, ~bvadd32(4bv32, ~#atanlo_atan~0.offset), 4bv32);call write~init~intFLOATTYPE4(~convertDOUBLEToFLOAT(currentRoundingMode, ~to_fp~DOUBLE(currentRoundingMode, 3.447321717E-8)), ~#atanlo_atan~0.base, ~bvadd32(8bv32, ~#atanlo_atan~0.offset), 4bv32);call write~init~intFLOATTYPE4(~convertDOUBLEToFLOAT(currentRoundingMode, ~to_fp~DOUBLE(currentRoundingMode, 7.5497894159E-8)), ~#atanlo_atan~0.base, ~bvadd32(12bv32, ~#atanlo_atan~0.offset), 4bv32);call ~#aT_atan~0.base, ~#aT_atan~0.offset := #Ultimate.allocOnStack(44bv32);call write~init~intFLOATTYPE4(~convertDOUBLEToFLOAT(currentRoundingMode, ~to_fp~DOUBLE(currentRoundingMode, 0.33333334327)), ~#aT_atan~0.base, ~#aT_atan~0.offset, 4bv32);call write~init~intFLOATTYPE4(~convertDOUBLEToFLOAT(currentRoundingMode, ~fp.neg~DOUBLE(~to_fp~DOUBLE(currentRoundingMode, 0.20000000298))), ~#aT_atan~0.base, ~bvadd32(4bv32, ~#aT_atan~0.offset), 4bv32);call write~init~intFLOATTYPE4(~convertDOUBLEToFLOAT(currentRoundingMode, ~to_fp~DOUBLE(currentRoundingMode, 0.14285714924)), ~#aT_atan~0.base, ~bvadd32(8bv32, ~#aT_atan~0.offset), 4bv32);call write~init~intFLOATTYPE4(~convertDOUBLEToFLOAT(currentRoundingMode, ~fp.neg~DOUBLE(~to_fp~DOUBLE(currentRoundingMode, 0.11111110449))), ~#aT_atan~0.base, ~bvadd32(12bv32, ~#aT_atan~0.offset), 4bv32);call write~init~intFLOATTYPE4(~convertDOUBLEToFLOAT(currentRoundingMode, ~to_fp~DOUBLE(currentRoundingMode, 0.090908870101)), ~#aT_atan~0.base, ~bvadd32(16bv32, ~#aT_atan~0.offset), 4bv32);call write~init~intFLOATTYPE4(~convertDOUBLEToFLOAT(currentRoundingMode, ~fp.neg~DOUBLE(~to_fp~DOUBLE(currentRoundingMode, 0.076918758452))), ~#aT_atan~0.base, ~bvadd32(20bv32, ~#aT_atan~0.offset), 4bv32);call write~init~intFLOATTYPE4(~convertDOUBLEToFLOAT(currentRoundingMode, ~to_fp~DOUBLE(currentRoundingMode, 0.066610731184)), ~#aT_atan~0.base, ~bvadd32(24bv32, ~#aT_atan~0.offset), 4bv32);call write~init~intFLOATTYPE4(~convertDOUBLEToFLOAT(currentRoundingMode, ~fp.neg~DOUBLE(~to_fp~DOUBLE(currentRoundingMode, 0.058335702866))), ~#aT_atan~0.base, ~bvadd32(28bv32, ~#aT_atan~0.offset), 4bv32);call write~init~intFLOATTYPE4(~convertDOUBLEToFLOAT(currentRoundingMode, ~to_fp~DOUBLE(currentRoundingMode, 0.049768779427)), ~#aT_atan~0.base, ~bvadd32(32bv32, ~#aT_atan~0.offset), 4bv32);call write~init~intFLOATTYPE4(~convertDOUBLEToFLOAT(currentRoundingMode, ~fp.neg~DOUBLE(~to_fp~DOUBLE(currentRoundingMode, 0.036531571299))), ~#aT_atan~0.base, ~bvadd32(36bv32, ~#aT_atan~0.offset), 4bv32);call write~init~intFLOATTYPE4(~convertDOUBLEToFLOAT(currentRoundingMode, ~to_fp~DOUBLE(currentRoundingMode, 0.016285819933)), ~#aT_atan~0.base, ~bvadd32(40bv32, ~#aT_atan~0.offset), 4bv32);~one_atan~0 := ~convertDOUBLEToFLOAT(currentRoundingMode, ~to_fp~DOUBLE(currentRoundingMode, 1.0));~huge_atan~0 := ~convertDOUBLEToFLOAT(currentRoundingMode, ~to_fp~DOUBLE(currentRoundingMode, 1.0E30));~pi_o_4~0 := ~convertDOUBLEToFLOAT(currentRoundingMode, ~to_fp~DOUBLE(currentRoundingMode, 0.78539818525));~pi_o_2~0 := ~convertDOUBLEToFLOAT(currentRoundingMode, ~to_fp~DOUBLE(currentRoundingMode, 1.5707963705));~pi~0 := ~convertDOUBLEToFLOAT(currentRoundingMode, ~to_fp~DOUBLE(currentRoundingMode, 3.141592741));~tiny_atan2~0 := ~convertDOUBLEToFLOAT(currentRoundingMode, ~to_fp~DOUBLE(currentRoundingMode, 1.0E-30));~zero_atan2~0 := ~convertDOUBLEToFLOAT(currentRoundingMode, ~Pluszero~DOUBLE());~pi_lo_atan2~0 := ~convertDOUBLEToFLOAT(currentRoundingMode, ~fp.neg~DOUBLE(~to_fp~DOUBLE(currentRoundingMode, 8.7422776573E-8))); {112#true} is VALID [2020-07-28 17:48:00,253 INFO L280 TraceCheckUtils]: 1: Hoare triple {112#true} havoc main_#res;havoc main_#t~ret42, main_~x~0, main_~y~0, main_~res~0;main_~x~0 := ~fp.neg~FLOAT(~Pluszero~FLOAT());main_~y~0 := ~Pluszero~FLOAT();__ieee754_atan2f_#in~y, __ieee754_atan2f_#in~x := main_~y~0, main_~x~0;havoc __ieee754_atan2f_#res;havoc __ieee754_atan2f_#t~mem25, __ieee754_atan2f_#t~union26, __ieee754_atan2f_~#gf_u~2.base, __ieee754_atan2f_~#gf_u~2.offset, __ieee754_atan2f_#t~mem27, __ieee754_atan2f_#t~union28, __ieee754_atan2f_~#gf_u~3.base, __ieee754_atan2f_~#gf_u~3.offset, __ieee754_atan2f_#t~ret29, __ieee754_atan2f_#t~switch30, __ieee754_atan2f_#t~ite31, __ieee754_atan2f_#t~switch32, __ieee754_atan2f_#t~switch33, __ieee754_atan2f_#t~ite34, __ieee754_atan2f_#t~ret35, __ieee754_atan2f_#t~ret36, __ieee754_atan2f_#t~switch37, __ieee754_atan2f_#t~mem38, __ieee754_atan2f_#t~union39, __ieee754_atan2f_~#gf_u~4.base, __ieee754_atan2f_~#gf_u~4.offset, __ieee754_atan2f_#t~mem40, __ieee754_atan2f_#t~union41, __ieee754_atan2f_~#sf_u~1.base, __ieee754_atan2f_~#sf_u~1.offset, __ieee754_atan2f_~zh~0, __ieee754_atan2f_~y, __ieee754_atan2f_~x, __ieee754_atan2f_~z~1, __ieee754_atan2f_~k~0, __ieee754_atan2f_~m~0, __ieee754_atan2f_~hx~1, __ieee754_atan2f_~hy~0, __ieee754_atan2f_~ix~2, __ieee754_atan2f_~iy~0;__ieee754_atan2f_~y := __ieee754_atan2f_#in~y;__ieee754_atan2f_~x := __ieee754_atan2f_#in~x;havoc __ieee754_atan2f_~z~1;havoc __ieee754_atan2f_~k~0;havoc __ieee754_atan2f_~m~0;havoc __ieee754_atan2f_~hx~1;havoc __ieee754_atan2f_~hy~0;havoc __ieee754_atan2f_~ix~2;havoc __ieee754_atan2f_~iy~0; {112#true} is VALID [2020-07-28 17:48:00,255 INFO L280 TraceCheckUtils]: 2: Hoare triple {112#true} assume !true; {113#false} is VALID [2020-07-28 17:48:00,256 INFO L280 TraceCheckUtils]: 3: Hoare triple {113#false} __ieee754_atan2f_~ix~2 := ~bvand32(2147483647bv32, __ieee754_atan2f_~hx~1); {113#false} is VALID [2020-07-28 17:48:00,256 INFO L280 TraceCheckUtils]: 4: Hoare triple {113#false} assume !true; {113#false} is VALID [2020-07-28 17:48:00,257 INFO L280 TraceCheckUtils]: 5: Hoare triple {113#false} __ieee754_atan2f_~iy~0 := ~bvand32(2147483647bv32, __ieee754_atan2f_~hy~0); {113#false} is VALID [2020-07-28 17:48:00,257 INFO L280 TraceCheckUtils]: 6: Hoare triple {113#false} assume ~bvsgt32(__ieee754_atan2f_~ix~2, 2139095040bv32) || ~bvsgt32(__ieee754_atan2f_~iy~0, 2139095040bv32);__ieee754_atan2f_#res := ~fp.add~FLOAT(currentRoundingMode, __ieee754_atan2f_~x, __ieee754_atan2f_~y); {113#false} is VALID [2020-07-28 17:48:00,258 INFO L280 TraceCheckUtils]: 7: Hoare triple {113#false} main_#t~ret42 := __ieee754_atan2f_#res;main_~res~0 := main_#t~ret42;havoc main_#t~ret42; {113#false} is VALID [2020-07-28 17:48:00,258 INFO L280 TraceCheckUtils]: 8: Hoare triple {113#false} assume !~fp.eq~FLOAT(main_~res~0, ~pi~0); {113#false} is VALID [2020-07-28 17:48:00,259 INFO L280 TraceCheckUtils]: 9: Hoare triple {113#false} assume !false; {113#false} is VALID [2020-07-28 17:48:00,262 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-07-28 17:48:00,263 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2020-07-28 17:48:00,281 INFO L280 TraceCheckUtils]: 9: Hoare triple {113#false} assume !false; {113#false} is VALID [2020-07-28 17:48:00,281 INFO L280 TraceCheckUtils]: 8: Hoare triple {113#false} assume !~fp.eq~FLOAT(main_~res~0, ~pi~0); {113#false} is VALID [2020-07-28 17:48:00,282 INFO L280 TraceCheckUtils]: 7: Hoare triple {113#false} main_#t~ret42 := __ieee754_atan2f_#res;main_~res~0 := main_#t~ret42;havoc main_#t~ret42; {113#false} is VALID [2020-07-28 17:48:00,283 INFO L280 TraceCheckUtils]: 6: Hoare triple {113#false} assume ~bvsgt32(__ieee754_atan2f_~ix~2, 2139095040bv32) || ~bvsgt32(__ieee754_atan2f_~iy~0, 2139095040bv32);__ieee754_atan2f_#res := ~fp.add~FLOAT(currentRoundingMode, __ieee754_atan2f_~x, __ieee754_atan2f_~y); {113#false} is VALID [2020-07-28 17:48:00,283 INFO L280 TraceCheckUtils]: 5: Hoare triple {113#false} __ieee754_atan2f_~iy~0 := ~bvand32(2147483647bv32, __ieee754_atan2f_~hy~0); {113#false} is VALID [2020-07-28 17:48:00,283 INFO L280 TraceCheckUtils]: 4: Hoare triple {113#false} assume !true; {113#false} is VALID [2020-07-28 17:48:00,284 INFO L280 TraceCheckUtils]: 3: Hoare triple {113#false} __ieee754_atan2f_~ix~2 := ~bvand32(2147483647bv32, __ieee754_atan2f_~hx~1); {113#false} is VALID [2020-07-28 17:48:00,285 INFO L280 TraceCheckUtils]: 2: Hoare triple {112#true} assume !true; {113#false} is VALID [2020-07-28 17:48:00,285 INFO L280 TraceCheckUtils]: 1: Hoare triple {112#true} havoc main_#res;havoc main_#t~ret42, main_~x~0, main_~y~0, main_~res~0;main_~x~0 := ~fp.neg~FLOAT(~Pluszero~FLOAT());main_~y~0 := ~Pluszero~FLOAT();__ieee754_atan2f_#in~y, __ieee754_atan2f_#in~x := main_~y~0, main_~x~0;havoc __ieee754_atan2f_#res;havoc __ieee754_atan2f_#t~mem25, __ieee754_atan2f_#t~union26, __ieee754_atan2f_~#gf_u~2.base, __ieee754_atan2f_~#gf_u~2.offset, __ieee754_atan2f_#t~mem27, __ieee754_atan2f_#t~union28, __ieee754_atan2f_~#gf_u~3.base, __ieee754_atan2f_~#gf_u~3.offset, __ieee754_atan2f_#t~ret29, __ieee754_atan2f_#t~switch30, __ieee754_atan2f_#t~ite31, __ieee754_atan2f_#t~switch32, __ieee754_atan2f_#t~switch33, __ieee754_atan2f_#t~ite34, __ieee754_atan2f_#t~ret35, __ieee754_atan2f_#t~ret36, __ieee754_atan2f_#t~switch37, __ieee754_atan2f_#t~mem38, __ieee754_atan2f_#t~union39, __ieee754_atan2f_~#gf_u~4.base, __ieee754_atan2f_~#gf_u~4.offset, __ieee754_atan2f_#t~mem40, __ieee754_atan2f_#t~union41, __ieee754_atan2f_~#sf_u~1.base, __ieee754_atan2f_~#sf_u~1.offset, __ieee754_atan2f_~zh~0, __ieee754_atan2f_~y, __ieee754_atan2f_~x, __ieee754_atan2f_~z~1, __ieee754_atan2f_~k~0, __ieee754_atan2f_~m~0, __ieee754_atan2f_~hx~1, __ieee754_atan2f_~hy~0, __ieee754_atan2f_~ix~2, __ieee754_atan2f_~iy~0;__ieee754_atan2f_~y := __ieee754_atan2f_#in~y;__ieee754_atan2f_~x := __ieee754_atan2f_#in~x;havoc __ieee754_atan2f_~z~1;havoc __ieee754_atan2f_~k~0;havoc __ieee754_atan2f_~m~0;havoc __ieee754_atan2f_~hx~1;havoc __ieee754_atan2f_~hy~0;havoc __ieee754_atan2f_~ix~2;havoc __ieee754_atan2f_~iy~0; {112#true} is VALID [2020-07-28 17:48:00,286 INFO L280 TraceCheckUtils]: 0: Hoare triple {112#true} #NULL.base, #NULL.offset := 0bv32, 0bv32;#valid := #valid[0bv32 := 0bv1];assume ~bvult32(0bv32, #StackHeapBarrier);currentRoundingMode := ~roundNearestTiesToEven;call ~#atanhi_atan~0.base, ~#atanhi_atan~0.offset := #Ultimate.allocOnStack(16bv32);call write~init~intFLOATTYPE4(~convertDOUBLEToFLOAT(currentRoundingMode, ~to_fp~DOUBLE(currentRoundingMode, 0.46364760399)), ~#atanhi_atan~0.base, ~#atanhi_atan~0.offset, 4bv32);call write~init~intFLOATTYPE4(~convertDOUBLEToFLOAT(currentRoundingMode, ~to_fp~DOUBLE(currentRoundingMode, 0.78539812565)), ~#atanhi_atan~0.base, ~bvadd32(4bv32, ~#atanhi_atan~0.offset), 4bv32);call write~init~intFLOATTYPE4(~convertDOUBLEToFLOAT(currentRoundingMode, ~to_fp~DOUBLE(currentRoundingMode, 0.98279368877)), ~#atanhi_atan~0.base, ~bvadd32(8bv32, ~#atanhi_atan~0.offset), 4bv32);call write~init~intFLOATTYPE4(~convertDOUBLEToFLOAT(currentRoundingMode, ~to_fp~DOUBLE(currentRoundingMode, 1.5707962513)), ~#atanhi_atan~0.base, ~bvadd32(12bv32, ~#atanhi_atan~0.offset), 4bv32);call ~#atanlo_atan~0.base, ~#atanlo_atan~0.offset := #Ultimate.allocOnStack(16bv32);call write~init~intFLOATTYPE4(~convertDOUBLEToFLOAT(currentRoundingMode, ~to_fp~DOUBLE(currentRoundingMode, 5.012158244E-9)), ~#atanlo_atan~0.base, ~#atanlo_atan~0.offset, 4bv32);call write~init~intFLOATTYPE4(~convertDOUBLEToFLOAT(currentRoundingMode, ~to_fp~DOUBLE(currentRoundingMode, 3.7748947079E-8)), ~#atanlo_atan~0.base, ~bvadd32(4bv32, ~#atanlo_atan~0.offset), 4bv32);call write~init~intFLOATTYPE4(~convertDOUBLEToFLOAT(currentRoundingMode, ~to_fp~DOUBLE(currentRoundingMode, 3.447321717E-8)), ~#atanlo_atan~0.base, ~bvadd32(8bv32, ~#atanlo_atan~0.offset), 4bv32);call write~init~intFLOATTYPE4(~convertDOUBLEToFLOAT(currentRoundingMode, ~to_fp~DOUBLE(currentRoundingMode, 7.5497894159E-8)), ~#atanlo_atan~0.base, ~bvadd32(12bv32, ~#atanlo_atan~0.offset), 4bv32);call ~#aT_atan~0.base, ~#aT_atan~0.offset := #Ultimate.allocOnStack(44bv32);call write~init~intFLOATTYPE4(~convertDOUBLEToFLOAT(currentRoundingMode, ~to_fp~DOUBLE(currentRoundingMode, 0.33333334327)), ~#aT_atan~0.base, ~#aT_atan~0.offset, 4bv32);call write~init~intFLOATTYPE4(~convertDOUBLEToFLOAT(currentRoundingMode, ~fp.neg~DOUBLE(~to_fp~DOUBLE(currentRoundingMode, 0.20000000298))), ~#aT_atan~0.base, ~bvadd32(4bv32, ~#aT_atan~0.offset), 4bv32);call write~init~intFLOATTYPE4(~convertDOUBLEToFLOAT(currentRoundingMode, ~to_fp~DOUBLE(currentRoundingMode, 0.14285714924)), ~#aT_atan~0.base, ~bvadd32(8bv32, ~#aT_atan~0.offset), 4bv32);call write~init~intFLOATTYPE4(~convertDOUBLEToFLOAT(currentRoundingMode, ~fp.neg~DOUBLE(~to_fp~DOUBLE(currentRoundingMode, 0.11111110449))), ~#aT_atan~0.base, ~bvadd32(12bv32, ~#aT_atan~0.offset), 4bv32);call write~init~intFLOATTYPE4(~convertDOUBLEToFLOAT(currentRoundingMode, ~to_fp~DOUBLE(currentRoundingMode, 0.090908870101)), ~#aT_atan~0.base, ~bvadd32(16bv32, ~#aT_atan~0.offset), 4bv32);call write~init~intFLOATTYPE4(~convertDOUBLEToFLOAT(currentRoundingMode, ~fp.neg~DOUBLE(~to_fp~DOUBLE(currentRoundingMode, 0.076918758452))), ~#aT_atan~0.base, ~bvadd32(20bv32, ~#aT_atan~0.offset), 4bv32);call write~init~intFLOATTYPE4(~convertDOUBLEToFLOAT(currentRoundingMode, ~to_fp~DOUBLE(currentRoundingMode, 0.066610731184)), ~#aT_atan~0.base, ~bvadd32(24bv32, ~#aT_atan~0.offset), 4bv32);call write~init~intFLOATTYPE4(~convertDOUBLEToFLOAT(currentRoundingMode, ~fp.neg~DOUBLE(~to_fp~DOUBLE(currentRoundingMode, 0.058335702866))), ~#aT_atan~0.base, ~bvadd32(28bv32, ~#aT_atan~0.offset), 4bv32);call write~init~intFLOATTYPE4(~convertDOUBLEToFLOAT(currentRoundingMode, ~to_fp~DOUBLE(currentRoundingMode, 0.049768779427)), ~#aT_atan~0.base, ~bvadd32(32bv32, ~#aT_atan~0.offset), 4bv32);call write~init~intFLOATTYPE4(~convertDOUBLEToFLOAT(currentRoundingMode, ~fp.neg~DOUBLE(~to_fp~DOUBLE(currentRoundingMode, 0.036531571299))), ~#aT_atan~0.base, ~bvadd32(36bv32, ~#aT_atan~0.offset), 4bv32);call write~init~intFLOATTYPE4(~convertDOUBLEToFLOAT(currentRoundingMode, ~to_fp~DOUBLE(currentRoundingMode, 0.016285819933)), ~#aT_atan~0.base, ~bvadd32(40bv32, ~#aT_atan~0.offset), 4bv32);~one_atan~0 := ~convertDOUBLEToFLOAT(currentRoundingMode, ~to_fp~DOUBLE(currentRoundingMode, 1.0));~huge_atan~0 := ~convertDOUBLEToFLOAT(currentRoundingMode, ~to_fp~DOUBLE(currentRoundingMode, 1.0E30));~pi_o_4~0 := ~convertDOUBLEToFLOAT(currentRoundingMode, ~to_fp~DOUBLE(currentRoundingMode, 0.78539818525));~pi_o_2~0 := ~convertDOUBLEToFLOAT(currentRoundingMode, ~to_fp~DOUBLE(currentRoundingMode, 1.5707963705));~pi~0 := ~convertDOUBLEToFLOAT(currentRoundingMode, ~to_fp~DOUBLE(currentRoundingMode, 3.141592741));~tiny_atan2~0 := ~convertDOUBLEToFLOAT(currentRoundingMode, ~to_fp~DOUBLE(currentRoundingMode, 1.0E-30));~zero_atan2~0 := ~convertDOUBLEToFLOAT(currentRoundingMode, ~Pluszero~DOUBLE());~pi_lo_atan2~0 := ~convertDOUBLEToFLOAT(currentRoundingMode, ~fp.neg~DOUBLE(~to_fp~DOUBLE(currentRoundingMode, 8.7422776573E-8))); {112#true} is VALID [2020-07-28 17:48:00,287 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-07-28 17:48:00,288 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1375625977] [2020-07-28 17:48:00,289 INFO L220 FreeRefinementEngine]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2020-07-28 17:48:00,289 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2, 2] imperfect sequences [] total 2 [2020-07-28 17:48:00,290 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [670554477] [2020-07-28 17:48:00,297 INFO L78 Accepts]: Start accepts. Automaton has 2 states. Word has length 10 [2020-07-28 17:48:00,298 INFO L84 Accepts]: Finished accepts. word is accepted. [2020-07-28 17:48:00,303 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 2 states. [2020-07-28 17:48:00,363 INFO L119 InductivityCheck]: Floyd-Hoare automaton has 10 edges. 10 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2020-07-28 17:48:00,364 INFO L459 AbstractCegarLoop]: Interpolant automaton has 2 states [2020-07-28 17:48:00,364 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2020-07-28 17:48:00,375 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2020-07-28 17:48:00,376 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2020-07-28 17:48:00,379 INFO L87 Difference]: Start difference. First operand 109 states. Second operand 2 states. [2020-07-28 17:48:19,236 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-28 17:48:19,237 INFO L93 Difference]: Finished difference Result 216 states and 362 transitions. [2020-07-28 17:48:19,237 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2020-07-28 17:48:19,238 INFO L78 Accepts]: Start accepts. Automaton has 2 states. Word has length 10 [2020-07-28 17:48:19,238 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-07-28 17:48:19,239 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 2 states. [2020-07-28 17:48:19,254 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2 states to 2 states and 362 transitions. [2020-07-28 17:48:19,255 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 2 states. [2020-07-28 17:48:19,263 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2 states to 2 states and 362 transitions. [2020-07-28 17:48:19,264 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 2 states and 362 transitions. [2020-07-28 17:48:26,911 INFO L119 InductivityCheck]: Floyd-Hoare automaton has 362 edges. 362 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2020-07-28 17:48:26,932 INFO L225 Difference]: With dead ends: 216 [2020-07-28 17:48:26,933 INFO L226 Difference]: Without dead ends: 106 [2020-07-28 17:48:26,937 INFO L675 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 [2020-07-28 17:48:26,957 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 106 states. [2020-07-28 17:48:26,996 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 106 to 106. [2020-07-28 17:48:26,996 INFO L214 AbstractMinimizeNwa]: Start testing correctness of minimizeSevpa [2020-07-28 17:48:26,997 INFO L82 GeneralOperation]: Start isEquivalent. First operand 106 states. Second operand 106 states. [2020-07-28 17:48:26,997 INFO L74 IsIncluded]: Start isIncluded. First operand 106 states. Second operand 106 states. [2020-07-28 17:48:26,998 INFO L87 Difference]: Start difference. First operand 106 states. Second operand 106 states. [2020-07-28 17:48:27,005 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-28 17:48:27,006 INFO L93 Difference]: Finished difference Result 106 states and 154 transitions. [2020-07-28 17:48:27,006 INFO L276 IsEmpty]: Start isEmpty. Operand 106 states and 154 transitions. [2020-07-28 17:48:27,008 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-07-28 17:48:27,008 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2020-07-28 17:48:27,008 INFO L74 IsIncluded]: Start isIncluded. First operand 106 states. Second operand 106 states. [2020-07-28 17:48:27,009 INFO L87 Difference]: Start difference. First operand 106 states. Second operand 106 states. [2020-07-28 17:48:27,015 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-28 17:48:27,016 INFO L93 Difference]: Finished difference Result 106 states and 154 transitions. [2020-07-28 17:48:27,016 INFO L276 IsEmpty]: Start isEmpty. Operand 106 states and 154 transitions. [2020-07-28 17:48:27,017 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-07-28 17:48:27,018 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2020-07-28 17:48:27,018 INFO L88 GeneralOperation]: Finished isEquivalent. [2020-07-28 17:48:27,018 INFO L221 AbstractMinimizeNwa]: Finished testing correctness of minimizeSevpa [2020-07-28 17:48:27,019 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 106 states. [2020-07-28 17:48:27,024 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 106 states to 106 states and 154 transitions. [2020-07-28 17:48:27,026 INFO L78 Accepts]: Start accepts. Automaton has 106 states and 154 transitions. Word has length 10 [2020-07-28 17:48:27,027 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-07-28 17:48:27,027 INFO L479 AbstractCegarLoop]: Abstraction has 106 states and 154 transitions. [2020-07-28 17:48:27,027 INFO L480 AbstractCegarLoop]: Interpolant automaton has 2 states. [2020-07-28 17:48:27,028 INFO L276 IsEmpty]: Start isEmpty. Operand 106 states and 154 transitions. [2020-07-28 17:48:27,028 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2020-07-28 17:48:27,028 INFO L414 BasicCegarLoop]: Found error trace [2020-07-28 17:48:27,029 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-07-28 17:48:27,244 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 mathsat -unsat_core_generation=3 [2020-07-28 17:48:27,245 INFO L427 AbstractCegarLoop]: === Iteration 2 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-07-28 17:48:27,245 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-07-28 17:48:27,245 INFO L82 PathProgramCache]: Analyzing trace with hash -925353302, now seen corresponding path program 1 times [2020-07-28 17:48:27,247 INFO L163 FreeRefinementEngine]: Executing refinement strategy WOLF [2020-07-28 17:48:27,247 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [888806980] [2020-07-28 17:48:27,248 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat Starting monitored process 3 with mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 3 with mathsat -unsat_core_generation=3 [2020-07-28 17:48:28,147 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-28 17:48:28,214 INFO L263 TraceCheckSpWp]: Trace formula consists of 101 conjuncts, 15 conjunts are in the unsatisfiable core [2020-07-28 17:48:28,236 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-28 17:48:28,239 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-07-28 17:48:28,559 INFO L280 TraceCheckUtils]: 0: Hoare triple {748#true} #NULL.base, #NULL.offset := 0bv32, 0bv32;#valid := #valid[0bv32 := 0bv1];assume ~bvult32(0bv32, #StackHeapBarrier);currentRoundingMode := ~roundNearestTiesToEven;call ~#atanhi_atan~0.base, ~#atanhi_atan~0.offset := #Ultimate.allocOnStack(16bv32);call write~init~intFLOATTYPE4(~convertDOUBLEToFLOAT(currentRoundingMode, ~to_fp~DOUBLE(currentRoundingMode, 0.46364760399)), ~#atanhi_atan~0.base, ~#atanhi_atan~0.offset, 4bv32);call write~init~intFLOATTYPE4(~convertDOUBLEToFLOAT(currentRoundingMode, ~to_fp~DOUBLE(currentRoundingMode, 0.78539812565)), ~#atanhi_atan~0.base, ~bvadd32(4bv32, ~#atanhi_atan~0.offset), 4bv32);call write~init~intFLOATTYPE4(~convertDOUBLEToFLOAT(currentRoundingMode, ~to_fp~DOUBLE(currentRoundingMode, 0.98279368877)), ~#atanhi_atan~0.base, ~bvadd32(8bv32, ~#atanhi_atan~0.offset), 4bv32);call write~init~intFLOATTYPE4(~convertDOUBLEToFLOAT(currentRoundingMode, ~to_fp~DOUBLE(currentRoundingMode, 1.5707962513)), ~#atanhi_atan~0.base, ~bvadd32(12bv32, ~#atanhi_atan~0.offset), 4bv32);call ~#atanlo_atan~0.base, ~#atanlo_atan~0.offset := #Ultimate.allocOnStack(16bv32);call write~init~intFLOATTYPE4(~convertDOUBLEToFLOAT(currentRoundingMode, ~to_fp~DOUBLE(currentRoundingMode, 5.012158244E-9)), ~#atanlo_atan~0.base, ~#atanlo_atan~0.offset, 4bv32);call write~init~intFLOATTYPE4(~convertDOUBLEToFLOAT(currentRoundingMode, ~to_fp~DOUBLE(currentRoundingMode, 3.7748947079E-8)), ~#atanlo_atan~0.base, ~bvadd32(4bv32, ~#atanlo_atan~0.offset), 4bv32);call write~init~intFLOATTYPE4(~convertDOUBLEToFLOAT(currentRoundingMode, ~to_fp~DOUBLE(currentRoundingMode, 3.447321717E-8)), ~#atanlo_atan~0.base, ~bvadd32(8bv32, ~#atanlo_atan~0.offset), 4bv32);call write~init~intFLOATTYPE4(~convertDOUBLEToFLOAT(currentRoundingMode, ~to_fp~DOUBLE(currentRoundingMode, 7.5497894159E-8)), ~#atanlo_atan~0.base, ~bvadd32(12bv32, ~#atanlo_atan~0.offset), 4bv32);call ~#aT_atan~0.base, ~#aT_atan~0.offset := #Ultimate.allocOnStack(44bv32);call write~init~intFLOATTYPE4(~convertDOUBLEToFLOAT(currentRoundingMode, ~to_fp~DOUBLE(currentRoundingMode, 0.33333334327)), ~#aT_atan~0.base, ~#aT_atan~0.offset, 4bv32);call write~init~intFLOATTYPE4(~convertDOUBLEToFLOAT(currentRoundingMode, ~fp.neg~DOUBLE(~to_fp~DOUBLE(currentRoundingMode, 0.20000000298))), ~#aT_atan~0.base, ~bvadd32(4bv32, ~#aT_atan~0.offset), 4bv32);call write~init~intFLOATTYPE4(~convertDOUBLEToFLOAT(currentRoundingMode, ~to_fp~DOUBLE(currentRoundingMode, 0.14285714924)), ~#aT_atan~0.base, ~bvadd32(8bv32, ~#aT_atan~0.offset), 4bv32);call write~init~intFLOATTYPE4(~convertDOUBLEToFLOAT(currentRoundingMode, ~fp.neg~DOUBLE(~to_fp~DOUBLE(currentRoundingMode, 0.11111110449))), ~#aT_atan~0.base, ~bvadd32(12bv32, ~#aT_atan~0.offset), 4bv32);call write~init~intFLOATTYPE4(~convertDOUBLEToFLOAT(currentRoundingMode, ~to_fp~DOUBLE(currentRoundingMode, 0.090908870101)), ~#aT_atan~0.base, ~bvadd32(16bv32, ~#aT_atan~0.offset), 4bv32);call write~init~intFLOATTYPE4(~convertDOUBLEToFLOAT(currentRoundingMode, ~fp.neg~DOUBLE(~to_fp~DOUBLE(currentRoundingMode, 0.076918758452))), ~#aT_atan~0.base, ~bvadd32(20bv32, ~#aT_atan~0.offset), 4bv32);call write~init~intFLOATTYPE4(~convertDOUBLEToFLOAT(currentRoundingMode, ~to_fp~DOUBLE(currentRoundingMode, 0.066610731184)), ~#aT_atan~0.base, ~bvadd32(24bv32, ~#aT_atan~0.offset), 4bv32);call write~init~intFLOATTYPE4(~convertDOUBLEToFLOAT(currentRoundingMode, ~fp.neg~DOUBLE(~to_fp~DOUBLE(currentRoundingMode, 0.058335702866))), ~#aT_atan~0.base, ~bvadd32(28bv32, ~#aT_atan~0.offset), 4bv32);call write~init~intFLOATTYPE4(~convertDOUBLEToFLOAT(currentRoundingMode, ~to_fp~DOUBLE(currentRoundingMode, 0.049768779427)), ~#aT_atan~0.base, ~bvadd32(32bv32, ~#aT_atan~0.offset), 4bv32);call write~init~intFLOATTYPE4(~convertDOUBLEToFLOAT(currentRoundingMode, ~fp.neg~DOUBLE(~to_fp~DOUBLE(currentRoundingMode, 0.036531571299))), ~#aT_atan~0.base, ~bvadd32(36bv32, ~#aT_atan~0.offset), 4bv32);call write~init~intFLOATTYPE4(~convertDOUBLEToFLOAT(currentRoundingMode, ~to_fp~DOUBLE(currentRoundingMode, 0.016285819933)), ~#aT_atan~0.base, ~bvadd32(40bv32, ~#aT_atan~0.offset), 4bv32);~one_atan~0 := ~convertDOUBLEToFLOAT(currentRoundingMode, ~to_fp~DOUBLE(currentRoundingMode, 1.0));~huge_atan~0 := ~convertDOUBLEToFLOAT(currentRoundingMode, ~to_fp~DOUBLE(currentRoundingMode, 1.0E30));~pi_o_4~0 := ~convertDOUBLEToFLOAT(currentRoundingMode, ~to_fp~DOUBLE(currentRoundingMode, 0.78539818525));~pi_o_2~0 := ~convertDOUBLEToFLOAT(currentRoundingMode, ~to_fp~DOUBLE(currentRoundingMode, 1.5707963705));~pi~0 := ~convertDOUBLEToFLOAT(currentRoundingMode, ~to_fp~DOUBLE(currentRoundingMode, 3.141592741));~tiny_atan2~0 := ~convertDOUBLEToFLOAT(currentRoundingMode, ~to_fp~DOUBLE(currentRoundingMode, 1.0E-30));~zero_atan2~0 := ~convertDOUBLEToFLOAT(currentRoundingMode, ~Pluszero~DOUBLE());~pi_lo_atan2~0 := ~convertDOUBLEToFLOAT(currentRoundingMode, ~fp.neg~DOUBLE(~to_fp~DOUBLE(currentRoundingMode, 8.7422776573E-8))); {748#true} is VALID [2020-07-28 17:48:28,561 INFO L280 TraceCheckUtils]: 1: Hoare triple {748#true} havoc main_#res;havoc main_#t~ret42, main_~x~0, main_~y~0, main_~res~0;main_~x~0 := ~fp.neg~FLOAT(~Pluszero~FLOAT());main_~y~0 := ~Pluszero~FLOAT();__ieee754_atan2f_#in~y, __ieee754_atan2f_#in~x := main_~y~0, main_~x~0;havoc __ieee754_atan2f_#res;havoc __ieee754_atan2f_#t~mem25, __ieee754_atan2f_#t~union26, __ieee754_atan2f_~#gf_u~2.base, __ieee754_atan2f_~#gf_u~2.offset, __ieee754_atan2f_#t~mem27, __ieee754_atan2f_#t~union28, __ieee754_atan2f_~#gf_u~3.base, __ieee754_atan2f_~#gf_u~3.offset, __ieee754_atan2f_#t~ret29, __ieee754_atan2f_#t~switch30, __ieee754_atan2f_#t~ite31, __ieee754_atan2f_#t~switch32, __ieee754_atan2f_#t~switch33, __ieee754_atan2f_#t~ite34, __ieee754_atan2f_#t~ret35, __ieee754_atan2f_#t~ret36, __ieee754_atan2f_#t~switch37, __ieee754_atan2f_#t~mem38, __ieee754_atan2f_#t~union39, __ieee754_atan2f_~#gf_u~4.base, __ieee754_atan2f_~#gf_u~4.offset, __ieee754_atan2f_#t~mem40, __ieee754_atan2f_#t~union41, __ieee754_atan2f_~#sf_u~1.base, __ieee754_atan2f_~#sf_u~1.offset, __ieee754_atan2f_~zh~0, __ieee754_atan2f_~y, __ieee754_atan2f_~x, __ieee754_atan2f_~z~1, __ieee754_atan2f_~k~0, __ieee754_atan2f_~m~0, __ieee754_atan2f_~hx~1, __ieee754_atan2f_~hy~0, __ieee754_atan2f_~ix~2, __ieee754_atan2f_~iy~0;__ieee754_atan2f_~y := __ieee754_atan2f_#in~y;__ieee754_atan2f_~x := __ieee754_atan2f_#in~x;havoc __ieee754_atan2f_~z~1;havoc __ieee754_atan2f_~k~0;havoc __ieee754_atan2f_~m~0;havoc __ieee754_atan2f_~hx~1;havoc __ieee754_atan2f_~hy~0;havoc __ieee754_atan2f_~ix~2;havoc __ieee754_atan2f_~iy~0; {756#(and (= ULTIMATE.start___ieee754_atan2f_~x (fp.neg (_ +zero 8 24))) (= ULTIMATE.start___ieee754_atan2f_~y (_ +zero 8 24)))} is VALID [2020-07-28 17:48:28,566 INFO L280 TraceCheckUtils]: 2: Hoare triple {756#(and (= ULTIMATE.start___ieee754_atan2f_~x (fp.neg (_ +zero 8 24))) (= ULTIMATE.start___ieee754_atan2f_~y (_ +zero 8 24)))} call __ieee754_atan2f_~#gf_u~2.base, __ieee754_atan2f_~#gf_u~2.offset := #Ultimate.allocOnStack(4bv32);call write~intFLOATTYPE4(__ieee754_atan2f_~x, __ieee754_atan2f_~#gf_u~2.base, __ieee754_atan2f_~#gf_u~2.offset, 4bv32);call __ieee754_atan2f_#t~mem25 := read~intINTTYPE4(__ieee754_atan2f_~#gf_u~2.base, __ieee754_atan2f_~#gf_u~2.offset, 4bv32);__ieee754_atan2f_~hx~1 := __ieee754_atan2f_#t~mem25;call write~intFLOATTYPE4(__ieee754_atan2f_#t~union26, __ieee754_atan2f_~#gf_u~2.base, __ieee754_atan2f_~#gf_u~2.offset, 4bv32);havoc __ieee754_atan2f_#t~union26;havoc __ieee754_atan2f_#t~mem25;call ULTIMATE.dealloc(__ieee754_atan2f_~#gf_u~2.base, __ieee754_atan2f_~#gf_u~2.offset);havoc __ieee754_atan2f_~#gf_u~2.base, __ieee754_atan2f_~#gf_u~2.offset; {760#(and (= (fp ((_ extract 31 31) ULTIMATE.start___ieee754_atan2f_~hx~1) ((_ extract 30 23) ULTIMATE.start___ieee754_atan2f_~hx~1) ((_ extract 22 0) ULTIMATE.start___ieee754_atan2f_~hx~1)) (fp.neg (_ +zero 8 24))) (= ULTIMATE.start___ieee754_atan2f_~y (_ +zero 8 24)))} is VALID [2020-07-28 17:48:28,569 INFO L280 TraceCheckUtils]: 3: Hoare triple {760#(and (= (fp ((_ extract 31 31) ULTIMATE.start___ieee754_atan2f_~hx~1) ((_ extract 30 23) ULTIMATE.start___ieee754_atan2f_~hx~1) ((_ extract 22 0) ULTIMATE.start___ieee754_atan2f_~hx~1)) (fp.neg (_ +zero 8 24))) (= ULTIMATE.start___ieee754_atan2f_~y (_ +zero 8 24)))} goto; {760#(and (= (fp ((_ extract 31 31) ULTIMATE.start___ieee754_atan2f_~hx~1) ((_ extract 30 23) ULTIMATE.start___ieee754_atan2f_~hx~1) ((_ extract 22 0) ULTIMATE.start___ieee754_atan2f_~hx~1)) (fp.neg (_ +zero 8 24))) (= ULTIMATE.start___ieee754_atan2f_~y (_ +zero 8 24)))} is VALID [2020-07-28 17:48:28,572 INFO L280 TraceCheckUtils]: 4: Hoare triple {760#(and (= (fp ((_ extract 31 31) ULTIMATE.start___ieee754_atan2f_~hx~1) ((_ extract 30 23) ULTIMATE.start___ieee754_atan2f_~hx~1) ((_ extract 22 0) ULTIMATE.start___ieee754_atan2f_~hx~1)) (fp.neg (_ +zero 8 24))) (= ULTIMATE.start___ieee754_atan2f_~y (_ +zero 8 24)))} __ieee754_atan2f_~ix~2 := ~bvand32(2147483647bv32, __ieee754_atan2f_~hx~1); {767#(and (exists ((ULTIMATE.start___ieee754_atan2f_~hx~1 (_ BitVec 32))) (and (= (fp ((_ extract 31 31) ULTIMATE.start___ieee754_atan2f_~hx~1) ((_ extract 30 23) ULTIMATE.start___ieee754_atan2f_~hx~1) ((_ extract 22 0) ULTIMATE.start___ieee754_atan2f_~hx~1)) (fp.neg (_ +zero 8 24))) (= ULTIMATE.start___ieee754_atan2f_~ix~2 (bvand (_ bv2147483647 32) ULTIMATE.start___ieee754_atan2f_~hx~1)))) (= ULTIMATE.start___ieee754_atan2f_~y (_ +zero 8 24)))} is VALID [2020-07-28 17:48:28,578 INFO L280 TraceCheckUtils]: 5: Hoare triple {767#(and (exists ((ULTIMATE.start___ieee754_atan2f_~hx~1 (_ BitVec 32))) (and (= (fp ((_ extract 31 31) ULTIMATE.start___ieee754_atan2f_~hx~1) ((_ extract 30 23) ULTIMATE.start___ieee754_atan2f_~hx~1) ((_ extract 22 0) ULTIMATE.start___ieee754_atan2f_~hx~1)) (fp.neg (_ +zero 8 24))) (= ULTIMATE.start___ieee754_atan2f_~ix~2 (bvand (_ bv2147483647 32) ULTIMATE.start___ieee754_atan2f_~hx~1)))) (= ULTIMATE.start___ieee754_atan2f_~y (_ +zero 8 24)))} call __ieee754_atan2f_~#gf_u~3.base, __ieee754_atan2f_~#gf_u~3.offset := #Ultimate.allocOnStack(4bv32);call write~intFLOATTYPE4(__ieee754_atan2f_~y, __ieee754_atan2f_~#gf_u~3.base, __ieee754_atan2f_~#gf_u~3.offset, 4bv32);call __ieee754_atan2f_#t~mem27 := read~intINTTYPE4(__ieee754_atan2f_~#gf_u~3.base, __ieee754_atan2f_~#gf_u~3.offset, 4bv32);__ieee754_atan2f_~hy~0 := __ieee754_atan2f_#t~mem27;call write~intFLOATTYPE4(__ieee754_atan2f_#t~union28, __ieee754_atan2f_~#gf_u~3.base, __ieee754_atan2f_~#gf_u~3.offset, 4bv32);havoc __ieee754_atan2f_#t~union28;havoc __ieee754_atan2f_#t~mem27;call ULTIMATE.dealloc(__ieee754_atan2f_~#gf_u~3.base, __ieee754_atan2f_~#gf_u~3.offset);havoc __ieee754_atan2f_~#gf_u~3.base, __ieee754_atan2f_~#gf_u~3.offset; {771#(and (= (fp ((_ extract 31 31) ULTIMATE.start___ieee754_atan2f_~hy~0) ((_ extract 30 23) ULTIMATE.start___ieee754_atan2f_~hy~0) ((_ extract 22 0) ULTIMATE.start___ieee754_atan2f_~hy~0)) (_ +zero 8 24)) (exists ((ULTIMATE.start___ieee754_atan2f_~hx~1 (_ BitVec 32))) (and (= (fp ((_ extract 31 31) ULTIMATE.start___ieee754_atan2f_~hx~1) ((_ extract 30 23) ULTIMATE.start___ieee754_atan2f_~hx~1) ((_ extract 22 0) ULTIMATE.start___ieee754_atan2f_~hx~1)) (fp.neg (_ +zero 8 24))) (= ULTIMATE.start___ieee754_atan2f_~ix~2 (bvand (_ bv2147483647 32) ULTIMATE.start___ieee754_atan2f_~hx~1)))))} is VALID [2020-07-28 17:48:28,581 INFO L280 TraceCheckUtils]: 6: Hoare triple {771#(and (= (fp ((_ extract 31 31) ULTIMATE.start___ieee754_atan2f_~hy~0) ((_ extract 30 23) ULTIMATE.start___ieee754_atan2f_~hy~0) ((_ extract 22 0) ULTIMATE.start___ieee754_atan2f_~hy~0)) (_ +zero 8 24)) (exists ((ULTIMATE.start___ieee754_atan2f_~hx~1 (_ BitVec 32))) (and (= (fp ((_ extract 31 31) ULTIMATE.start___ieee754_atan2f_~hx~1) ((_ extract 30 23) ULTIMATE.start___ieee754_atan2f_~hx~1) ((_ extract 22 0) ULTIMATE.start___ieee754_atan2f_~hx~1)) (fp.neg (_ +zero 8 24))) (= ULTIMATE.start___ieee754_atan2f_~ix~2 (bvand (_ bv2147483647 32) ULTIMATE.start___ieee754_atan2f_~hx~1)))))} goto; {771#(and (= (fp ((_ extract 31 31) ULTIMATE.start___ieee754_atan2f_~hy~0) ((_ extract 30 23) ULTIMATE.start___ieee754_atan2f_~hy~0) ((_ extract 22 0) ULTIMATE.start___ieee754_atan2f_~hy~0)) (_ +zero 8 24)) (exists ((ULTIMATE.start___ieee754_atan2f_~hx~1 (_ BitVec 32))) (and (= (fp ((_ extract 31 31) ULTIMATE.start___ieee754_atan2f_~hx~1) ((_ extract 30 23) ULTIMATE.start___ieee754_atan2f_~hx~1) ((_ extract 22 0) ULTIMATE.start___ieee754_atan2f_~hx~1)) (fp.neg (_ +zero 8 24))) (= ULTIMATE.start___ieee754_atan2f_~ix~2 (bvand (_ bv2147483647 32) ULTIMATE.start___ieee754_atan2f_~hx~1)))))} is VALID [2020-07-28 17:48:28,586 INFO L280 TraceCheckUtils]: 7: Hoare triple {771#(and (= (fp ((_ extract 31 31) ULTIMATE.start___ieee754_atan2f_~hy~0) ((_ extract 30 23) ULTIMATE.start___ieee754_atan2f_~hy~0) ((_ extract 22 0) ULTIMATE.start___ieee754_atan2f_~hy~0)) (_ +zero 8 24)) (exists ((ULTIMATE.start___ieee754_atan2f_~hx~1 (_ BitVec 32))) (and (= (fp ((_ extract 31 31) ULTIMATE.start___ieee754_atan2f_~hx~1) ((_ extract 30 23) ULTIMATE.start___ieee754_atan2f_~hx~1) ((_ extract 22 0) ULTIMATE.start___ieee754_atan2f_~hx~1)) (fp.neg (_ +zero 8 24))) (= ULTIMATE.start___ieee754_atan2f_~ix~2 (bvand (_ bv2147483647 32) ULTIMATE.start___ieee754_atan2f_~hx~1)))))} __ieee754_atan2f_~iy~0 := ~bvand32(2147483647bv32, __ieee754_atan2f_~hy~0); {778#(and (exists ((ULTIMATE.start___ieee754_atan2f_~hy~0 (_ BitVec 32))) (and (= (fp ((_ extract 31 31) ULTIMATE.start___ieee754_atan2f_~hy~0) ((_ extract 30 23) ULTIMATE.start___ieee754_atan2f_~hy~0) ((_ extract 22 0) ULTIMATE.start___ieee754_atan2f_~hy~0)) (_ +zero 8 24)) (= ULTIMATE.start___ieee754_atan2f_~iy~0 (bvand (_ bv2147483647 32) ULTIMATE.start___ieee754_atan2f_~hy~0)))) (exists ((ULTIMATE.start___ieee754_atan2f_~hx~1 (_ BitVec 32))) (and (= (fp ((_ extract 31 31) ULTIMATE.start___ieee754_atan2f_~hx~1) ((_ extract 30 23) ULTIMATE.start___ieee754_atan2f_~hx~1) ((_ extract 22 0) ULTIMATE.start___ieee754_atan2f_~hx~1)) (fp.neg (_ +zero 8 24))) (= ULTIMATE.start___ieee754_atan2f_~ix~2 (bvand (_ bv2147483647 32) ULTIMATE.start___ieee754_atan2f_~hx~1)))))} is VALID [2020-07-28 17:48:28,606 INFO L280 TraceCheckUtils]: 8: Hoare triple {778#(and (exists ((ULTIMATE.start___ieee754_atan2f_~hy~0 (_ BitVec 32))) (and (= (fp ((_ extract 31 31) ULTIMATE.start___ieee754_atan2f_~hy~0) ((_ extract 30 23) ULTIMATE.start___ieee754_atan2f_~hy~0) ((_ extract 22 0) ULTIMATE.start___ieee754_atan2f_~hy~0)) (_ +zero 8 24)) (= ULTIMATE.start___ieee754_atan2f_~iy~0 (bvand (_ bv2147483647 32) ULTIMATE.start___ieee754_atan2f_~hy~0)))) (exists ((ULTIMATE.start___ieee754_atan2f_~hx~1 (_ BitVec 32))) (and (= (fp ((_ extract 31 31) ULTIMATE.start___ieee754_atan2f_~hx~1) ((_ extract 30 23) ULTIMATE.start___ieee754_atan2f_~hx~1) ((_ extract 22 0) ULTIMATE.start___ieee754_atan2f_~hx~1)) (fp.neg (_ +zero 8 24))) (= ULTIMATE.start___ieee754_atan2f_~ix~2 (bvand (_ bv2147483647 32) ULTIMATE.start___ieee754_atan2f_~hx~1)))))} assume ~bvsgt32(__ieee754_atan2f_~ix~2, 2139095040bv32) || ~bvsgt32(__ieee754_atan2f_~iy~0, 2139095040bv32);__ieee754_atan2f_#res := ~fp.add~FLOAT(currentRoundingMode, __ieee754_atan2f_~x, __ieee754_atan2f_~y); {749#false} is VALID [2020-07-28 17:48:28,606 INFO L280 TraceCheckUtils]: 9: Hoare triple {749#false} main_#t~ret42 := __ieee754_atan2f_#res;main_~res~0 := main_#t~ret42;havoc main_#t~ret42; {749#false} is VALID [2020-07-28 17:48:28,607 INFO L280 TraceCheckUtils]: 10: Hoare triple {749#false} assume !~fp.eq~FLOAT(main_~res~0, ~pi~0); {749#false} is VALID [2020-07-28 17:48:28,607 INFO L280 TraceCheckUtils]: 11: Hoare triple {749#false} assume !false; {749#false} is VALID [2020-07-28 17:48:28,613 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-07-28 17:48:28,616 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2020-07-28 17:48:28,756 INFO L523 QuantifierPusher]: Distributing 2 disjuncts over 2 conjuncts [2020-07-28 17:48:28,944 INFO L523 QuantifierPusher]: Distributing 2 disjuncts over 2 conjuncts [2020-07-28 17:48:29,089 INFO L280 TraceCheckUtils]: 11: Hoare triple {749#false} assume !false; {749#false} is VALID [2020-07-28 17:48:29,090 INFO L280 TraceCheckUtils]: 10: Hoare triple {749#false} assume !~fp.eq~FLOAT(main_~res~0, ~pi~0); {749#false} is VALID [2020-07-28 17:48:29,090 INFO L280 TraceCheckUtils]: 9: Hoare triple {749#false} main_#t~ret42 := __ieee754_atan2f_#res;main_~res~0 := main_#t~ret42;havoc main_#t~ret42; {749#false} is VALID [2020-07-28 17:48:29,091 INFO L280 TraceCheckUtils]: 8: Hoare triple {800#(and (not (bvsgt ULTIMATE.start___ieee754_atan2f_~ix~2 (_ bv2139095040 32))) (not (bvsgt ULTIMATE.start___ieee754_atan2f_~iy~0 (_ bv2139095040 32))))} assume ~bvsgt32(__ieee754_atan2f_~ix~2, 2139095040bv32) || ~bvsgt32(__ieee754_atan2f_~iy~0, 2139095040bv32);__ieee754_atan2f_#res := ~fp.add~FLOAT(currentRoundingMode, __ieee754_atan2f_~x, __ieee754_atan2f_~y); {749#false} is VALID [2020-07-28 17:48:29,092 INFO L280 TraceCheckUtils]: 7: Hoare triple {804#(and (not (bvsgt ULTIMATE.start___ieee754_atan2f_~ix~2 (_ bv2139095040 32))) (not (bvsgt (bvand (_ bv2147483647 32) ULTIMATE.start___ieee754_atan2f_~hy~0) (_ bv2139095040 32))))} __ieee754_atan2f_~iy~0 := ~bvand32(2147483647bv32, __ieee754_atan2f_~hy~0); {800#(and (not (bvsgt ULTIMATE.start___ieee754_atan2f_~ix~2 (_ bv2139095040 32))) (not (bvsgt ULTIMATE.start___ieee754_atan2f_~iy~0 (_ bv2139095040 32))))} is VALID [2020-07-28 17:48:29,094 INFO L280 TraceCheckUtils]: 6: Hoare triple {804#(and (not (bvsgt ULTIMATE.start___ieee754_atan2f_~ix~2 (_ bv2139095040 32))) (not (bvsgt (bvand (_ bv2147483647 32) ULTIMATE.start___ieee754_atan2f_~hy~0) (_ bv2139095040 32))))} goto; {804#(and (not (bvsgt ULTIMATE.start___ieee754_atan2f_~ix~2 (_ bv2139095040 32))) (not (bvsgt (bvand (_ bv2147483647 32) ULTIMATE.start___ieee754_atan2f_~hy~0) (_ bv2139095040 32))))} is VALID [2020-07-28 17:48:29,098 INFO L280 TraceCheckUtils]: 5: Hoare triple {811#(and (not (bvsgt ULTIMATE.start___ieee754_atan2f_~ix~2 (_ bv2139095040 32))) (forall ((|v_skolemized_q#valueAsBitvector_19| (_ BitVec 32))) (or (not (= ULTIMATE.start___ieee754_atan2f_~y (fp ((_ extract 31 31) |v_skolemized_q#valueAsBitvector_19|) ((_ extract 30 23) |v_skolemized_q#valueAsBitvector_19|) ((_ extract 22 0) |v_skolemized_q#valueAsBitvector_19|)))) (not (bvsgt (bvand (_ bv2147483647 32) |v_skolemized_q#valueAsBitvector_19|) (_ bv2139095040 32))))))} call __ieee754_atan2f_~#gf_u~3.base, __ieee754_atan2f_~#gf_u~3.offset := #Ultimate.allocOnStack(4bv32);call write~intFLOATTYPE4(__ieee754_atan2f_~y, __ieee754_atan2f_~#gf_u~3.base, __ieee754_atan2f_~#gf_u~3.offset, 4bv32);call __ieee754_atan2f_#t~mem27 := read~intINTTYPE4(__ieee754_atan2f_~#gf_u~3.base, __ieee754_atan2f_~#gf_u~3.offset, 4bv32);__ieee754_atan2f_~hy~0 := __ieee754_atan2f_#t~mem27;call write~intFLOATTYPE4(__ieee754_atan2f_#t~union28, __ieee754_atan2f_~#gf_u~3.base, __ieee754_atan2f_~#gf_u~3.offset, 4bv32);havoc __ieee754_atan2f_#t~union28;havoc __ieee754_atan2f_#t~mem27;call ULTIMATE.dealloc(__ieee754_atan2f_~#gf_u~3.base, __ieee754_atan2f_~#gf_u~3.offset);havoc __ieee754_atan2f_~#gf_u~3.base, __ieee754_atan2f_~#gf_u~3.offset; {804#(and (not (bvsgt ULTIMATE.start___ieee754_atan2f_~ix~2 (_ bv2139095040 32))) (not (bvsgt (bvand (_ bv2147483647 32) ULTIMATE.start___ieee754_atan2f_~hy~0) (_ bv2139095040 32))))} is VALID [2020-07-28 17:48:29,100 INFO L280 TraceCheckUtils]: 4: Hoare triple {815#(and (not (bvsgt (bvand (_ bv2147483647 32) ULTIMATE.start___ieee754_atan2f_~hx~1) (_ bv2139095040 32))) (forall ((|v_skolemized_q#valueAsBitvector_19| (_ BitVec 32))) (or (not (= ULTIMATE.start___ieee754_atan2f_~y (fp ((_ extract 31 31) |v_skolemized_q#valueAsBitvector_19|) ((_ extract 30 23) |v_skolemized_q#valueAsBitvector_19|) ((_ extract 22 0) |v_skolemized_q#valueAsBitvector_19|)))) (not (bvsgt (bvand (_ bv2147483647 32) |v_skolemized_q#valueAsBitvector_19|) (_ bv2139095040 32))))))} __ieee754_atan2f_~ix~2 := ~bvand32(2147483647bv32, __ieee754_atan2f_~hx~1); {811#(and (not (bvsgt ULTIMATE.start___ieee754_atan2f_~ix~2 (_ bv2139095040 32))) (forall ((|v_skolemized_q#valueAsBitvector_19| (_ BitVec 32))) (or (not (= ULTIMATE.start___ieee754_atan2f_~y (fp ((_ extract 31 31) |v_skolemized_q#valueAsBitvector_19|) ((_ extract 30 23) |v_skolemized_q#valueAsBitvector_19|) ((_ extract 22 0) |v_skolemized_q#valueAsBitvector_19|)))) (not (bvsgt (bvand (_ bv2147483647 32) |v_skolemized_q#valueAsBitvector_19|) (_ bv2139095040 32))))))} is VALID [2020-07-28 17:48:29,101 INFO L280 TraceCheckUtils]: 3: Hoare triple {815#(and (not (bvsgt (bvand (_ bv2147483647 32) ULTIMATE.start___ieee754_atan2f_~hx~1) (_ bv2139095040 32))) (forall ((|v_skolemized_q#valueAsBitvector_19| (_ BitVec 32))) (or (not (= ULTIMATE.start___ieee754_atan2f_~y (fp ((_ extract 31 31) |v_skolemized_q#valueAsBitvector_19|) ((_ extract 30 23) |v_skolemized_q#valueAsBitvector_19|) ((_ extract 22 0) |v_skolemized_q#valueAsBitvector_19|)))) (not (bvsgt (bvand (_ bv2147483647 32) |v_skolemized_q#valueAsBitvector_19|) (_ bv2139095040 32))))))} goto; {815#(and (not (bvsgt (bvand (_ bv2147483647 32) ULTIMATE.start___ieee754_atan2f_~hx~1) (_ bv2139095040 32))) (forall ((|v_skolemized_q#valueAsBitvector_19| (_ BitVec 32))) (or (not (= ULTIMATE.start___ieee754_atan2f_~y (fp ((_ extract 31 31) |v_skolemized_q#valueAsBitvector_19|) ((_ extract 30 23) |v_skolemized_q#valueAsBitvector_19|) ((_ extract 22 0) |v_skolemized_q#valueAsBitvector_19|)))) (not (bvsgt (bvand (_ bv2147483647 32) |v_skolemized_q#valueAsBitvector_19|) (_ bv2139095040 32))))))} is VALID [2020-07-28 17:48:29,106 INFO L280 TraceCheckUtils]: 2: Hoare triple {822#(and (forall ((v_ULTIMATE.start___ieee754_atan2f_~hx~1_9 (_ BitVec 32))) (or (not (= (fp ((_ extract 31 31) v_ULTIMATE.start___ieee754_atan2f_~hx~1_9) ((_ extract 30 23) v_ULTIMATE.start___ieee754_atan2f_~hx~1_9) ((_ extract 22 0) v_ULTIMATE.start___ieee754_atan2f_~hx~1_9)) ULTIMATE.start___ieee754_atan2f_~x)) (not (bvsgt (bvand (_ bv2147483647 32) v_ULTIMATE.start___ieee754_atan2f_~hx~1_9) (_ bv2139095040 32))))) (forall ((|v_skolemized_q#valueAsBitvector_19| (_ BitVec 32))) (or (not (= ULTIMATE.start___ieee754_atan2f_~y (fp ((_ extract 31 31) |v_skolemized_q#valueAsBitvector_19|) ((_ extract 30 23) |v_skolemized_q#valueAsBitvector_19|) ((_ extract 22 0) |v_skolemized_q#valueAsBitvector_19|)))) (not (bvsgt (bvand (_ bv2147483647 32) |v_skolemized_q#valueAsBitvector_19|) (_ bv2139095040 32))))))} call __ieee754_atan2f_~#gf_u~2.base, __ieee754_atan2f_~#gf_u~2.offset := #Ultimate.allocOnStack(4bv32);call write~intFLOATTYPE4(__ieee754_atan2f_~x, __ieee754_atan2f_~#gf_u~2.base, __ieee754_atan2f_~#gf_u~2.offset, 4bv32);call __ieee754_atan2f_#t~mem25 := read~intINTTYPE4(__ieee754_atan2f_~#gf_u~2.base, __ieee754_atan2f_~#gf_u~2.offset, 4bv32);__ieee754_atan2f_~hx~1 := __ieee754_atan2f_#t~mem25;call write~intFLOATTYPE4(__ieee754_atan2f_#t~union26, __ieee754_atan2f_~#gf_u~2.base, __ieee754_atan2f_~#gf_u~2.offset, 4bv32);havoc __ieee754_atan2f_#t~union26;havoc __ieee754_atan2f_#t~mem25;call ULTIMATE.dealloc(__ieee754_atan2f_~#gf_u~2.base, __ieee754_atan2f_~#gf_u~2.offset);havoc __ieee754_atan2f_~#gf_u~2.base, __ieee754_atan2f_~#gf_u~2.offset; {815#(and (not (bvsgt (bvand (_ bv2147483647 32) ULTIMATE.start___ieee754_atan2f_~hx~1) (_ bv2139095040 32))) (forall ((|v_skolemized_q#valueAsBitvector_19| (_ BitVec 32))) (or (not (= ULTIMATE.start___ieee754_atan2f_~y (fp ((_ extract 31 31) |v_skolemized_q#valueAsBitvector_19|) ((_ extract 30 23) |v_skolemized_q#valueAsBitvector_19|) ((_ extract 22 0) |v_skolemized_q#valueAsBitvector_19|)))) (not (bvsgt (bvand (_ bv2147483647 32) |v_skolemized_q#valueAsBitvector_19|) (_ bv2139095040 32))))))} is VALID [2020-07-28 17:48:29,111 INFO L280 TraceCheckUtils]: 1: Hoare triple {748#true} havoc main_#res;havoc main_#t~ret42, main_~x~0, main_~y~0, main_~res~0;main_~x~0 := ~fp.neg~FLOAT(~Pluszero~FLOAT());main_~y~0 := ~Pluszero~FLOAT();__ieee754_atan2f_#in~y, __ieee754_atan2f_#in~x := main_~y~0, main_~x~0;havoc __ieee754_atan2f_#res;havoc __ieee754_atan2f_#t~mem25, __ieee754_atan2f_#t~union26, __ieee754_atan2f_~#gf_u~2.base, __ieee754_atan2f_~#gf_u~2.offset, __ieee754_atan2f_#t~mem27, __ieee754_atan2f_#t~union28, __ieee754_atan2f_~#gf_u~3.base, __ieee754_atan2f_~#gf_u~3.offset, __ieee754_atan2f_#t~ret29, __ieee754_atan2f_#t~switch30, __ieee754_atan2f_#t~ite31, __ieee754_atan2f_#t~switch32, __ieee754_atan2f_#t~switch33, __ieee754_atan2f_#t~ite34, __ieee754_atan2f_#t~ret35, __ieee754_atan2f_#t~ret36, __ieee754_atan2f_#t~switch37, __ieee754_atan2f_#t~mem38, __ieee754_atan2f_#t~union39, __ieee754_atan2f_~#gf_u~4.base, __ieee754_atan2f_~#gf_u~4.offset, __ieee754_atan2f_#t~mem40, __ieee754_atan2f_#t~union41, __ieee754_atan2f_~#sf_u~1.base, __ieee754_atan2f_~#sf_u~1.offset, __ieee754_atan2f_~zh~0, __ieee754_atan2f_~y, __ieee754_atan2f_~x, __ieee754_atan2f_~z~1, __ieee754_atan2f_~k~0, __ieee754_atan2f_~m~0, __ieee754_atan2f_~hx~1, __ieee754_atan2f_~hy~0, __ieee754_atan2f_~ix~2, __ieee754_atan2f_~iy~0;__ieee754_atan2f_~y := __ieee754_atan2f_#in~y;__ieee754_atan2f_~x := __ieee754_atan2f_#in~x;havoc __ieee754_atan2f_~z~1;havoc __ieee754_atan2f_~k~0;havoc __ieee754_atan2f_~m~0;havoc __ieee754_atan2f_~hx~1;havoc __ieee754_atan2f_~hy~0;havoc __ieee754_atan2f_~ix~2;havoc __ieee754_atan2f_~iy~0; {822#(and (forall ((v_ULTIMATE.start___ieee754_atan2f_~hx~1_9 (_ BitVec 32))) (or (not (= (fp ((_ extract 31 31) v_ULTIMATE.start___ieee754_atan2f_~hx~1_9) ((_ extract 30 23) v_ULTIMATE.start___ieee754_atan2f_~hx~1_9) ((_ extract 22 0) v_ULTIMATE.start___ieee754_atan2f_~hx~1_9)) ULTIMATE.start___ieee754_atan2f_~x)) (not (bvsgt (bvand (_ bv2147483647 32) v_ULTIMATE.start___ieee754_atan2f_~hx~1_9) (_ bv2139095040 32))))) (forall ((|v_skolemized_q#valueAsBitvector_19| (_ BitVec 32))) (or (not (= ULTIMATE.start___ieee754_atan2f_~y (fp ((_ extract 31 31) |v_skolemized_q#valueAsBitvector_19|) ((_ extract 30 23) |v_skolemized_q#valueAsBitvector_19|) ((_ extract 22 0) |v_skolemized_q#valueAsBitvector_19|)))) (not (bvsgt (bvand (_ bv2147483647 32) |v_skolemized_q#valueAsBitvector_19|) (_ bv2139095040 32))))))} is VALID [2020-07-28 17:48:29,112 INFO L280 TraceCheckUtils]: 0: Hoare triple {748#true} #NULL.base, #NULL.offset := 0bv32, 0bv32;#valid := #valid[0bv32 := 0bv1];assume ~bvult32(0bv32, #StackHeapBarrier);currentRoundingMode := ~roundNearestTiesToEven;call ~#atanhi_atan~0.base, ~#atanhi_atan~0.offset := #Ultimate.allocOnStack(16bv32);call write~init~intFLOATTYPE4(~convertDOUBLEToFLOAT(currentRoundingMode, ~to_fp~DOUBLE(currentRoundingMode, 0.46364760399)), ~#atanhi_atan~0.base, ~#atanhi_atan~0.offset, 4bv32);call write~init~intFLOATTYPE4(~convertDOUBLEToFLOAT(currentRoundingMode, ~to_fp~DOUBLE(currentRoundingMode, 0.78539812565)), ~#atanhi_atan~0.base, ~bvadd32(4bv32, ~#atanhi_atan~0.offset), 4bv32);call write~init~intFLOATTYPE4(~convertDOUBLEToFLOAT(currentRoundingMode, ~to_fp~DOUBLE(currentRoundingMode, 0.98279368877)), ~#atanhi_atan~0.base, ~bvadd32(8bv32, ~#atanhi_atan~0.offset), 4bv32);call write~init~intFLOATTYPE4(~convertDOUBLEToFLOAT(currentRoundingMode, ~to_fp~DOUBLE(currentRoundingMode, 1.5707962513)), ~#atanhi_atan~0.base, ~bvadd32(12bv32, ~#atanhi_atan~0.offset), 4bv32);call ~#atanlo_atan~0.base, ~#atanlo_atan~0.offset := #Ultimate.allocOnStack(16bv32);call write~init~intFLOATTYPE4(~convertDOUBLEToFLOAT(currentRoundingMode, ~to_fp~DOUBLE(currentRoundingMode, 5.012158244E-9)), ~#atanlo_atan~0.base, ~#atanlo_atan~0.offset, 4bv32);call write~init~intFLOATTYPE4(~convertDOUBLEToFLOAT(currentRoundingMode, ~to_fp~DOUBLE(currentRoundingMode, 3.7748947079E-8)), ~#atanlo_atan~0.base, ~bvadd32(4bv32, ~#atanlo_atan~0.offset), 4bv32);call write~init~intFLOATTYPE4(~convertDOUBLEToFLOAT(currentRoundingMode, ~to_fp~DOUBLE(currentRoundingMode, 3.447321717E-8)), ~#atanlo_atan~0.base, ~bvadd32(8bv32, ~#atanlo_atan~0.offset), 4bv32);call write~init~intFLOATTYPE4(~convertDOUBLEToFLOAT(currentRoundingMode, ~to_fp~DOUBLE(currentRoundingMode, 7.5497894159E-8)), ~#atanlo_atan~0.base, ~bvadd32(12bv32, ~#atanlo_atan~0.offset), 4bv32);call ~#aT_atan~0.base, ~#aT_atan~0.offset := #Ultimate.allocOnStack(44bv32);call write~init~intFLOATTYPE4(~convertDOUBLEToFLOAT(currentRoundingMode, ~to_fp~DOUBLE(currentRoundingMode, 0.33333334327)), ~#aT_atan~0.base, ~#aT_atan~0.offset, 4bv32);call write~init~intFLOATTYPE4(~convertDOUBLEToFLOAT(currentRoundingMode, ~fp.neg~DOUBLE(~to_fp~DOUBLE(currentRoundingMode, 0.20000000298))), ~#aT_atan~0.base, ~bvadd32(4bv32, ~#aT_atan~0.offset), 4bv32);call write~init~intFLOATTYPE4(~convertDOUBLEToFLOAT(currentRoundingMode, ~to_fp~DOUBLE(currentRoundingMode, 0.14285714924)), ~#aT_atan~0.base, ~bvadd32(8bv32, ~#aT_atan~0.offset), 4bv32);call write~init~intFLOATTYPE4(~convertDOUBLEToFLOAT(currentRoundingMode, ~fp.neg~DOUBLE(~to_fp~DOUBLE(currentRoundingMode, 0.11111110449))), ~#aT_atan~0.base, ~bvadd32(12bv32, ~#aT_atan~0.offset), 4bv32);call write~init~intFLOATTYPE4(~convertDOUBLEToFLOAT(currentRoundingMode, ~to_fp~DOUBLE(currentRoundingMode, 0.090908870101)), ~#aT_atan~0.base, ~bvadd32(16bv32, ~#aT_atan~0.offset), 4bv32);call write~init~intFLOATTYPE4(~convertDOUBLEToFLOAT(currentRoundingMode, ~fp.neg~DOUBLE(~to_fp~DOUBLE(currentRoundingMode, 0.076918758452))), ~#aT_atan~0.base, ~bvadd32(20bv32, ~#aT_atan~0.offset), 4bv32);call write~init~intFLOATTYPE4(~convertDOUBLEToFLOAT(currentRoundingMode, ~to_fp~DOUBLE(currentRoundingMode, 0.066610731184)), ~#aT_atan~0.base, ~bvadd32(24bv32, ~#aT_atan~0.offset), 4bv32);call write~init~intFLOATTYPE4(~convertDOUBLEToFLOAT(currentRoundingMode, ~fp.neg~DOUBLE(~to_fp~DOUBLE(currentRoundingMode, 0.058335702866))), ~#aT_atan~0.base, ~bvadd32(28bv32, ~#aT_atan~0.offset), 4bv32);call write~init~intFLOATTYPE4(~convertDOUBLEToFLOAT(currentRoundingMode, ~to_fp~DOUBLE(currentRoundingMode, 0.049768779427)), ~#aT_atan~0.base, ~bvadd32(32bv32, ~#aT_atan~0.offset), 4bv32);call write~init~intFLOATTYPE4(~convertDOUBLEToFLOAT(currentRoundingMode, ~fp.neg~DOUBLE(~to_fp~DOUBLE(currentRoundingMode, 0.036531571299))), ~#aT_atan~0.base, ~bvadd32(36bv32, ~#aT_atan~0.offset), 4bv32);call write~init~intFLOATTYPE4(~convertDOUBLEToFLOAT(currentRoundingMode, ~to_fp~DOUBLE(currentRoundingMode, 0.016285819933)), ~#aT_atan~0.base, ~bvadd32(40bv32, ~#aT_atan~0.offset), 4bv32);~one_atan~0 := ~convertDOUBLEToFLOAT(currentRoundingMode, ~to_fp~DOUBLE(currentRoundingMode, 1.0));~huge_atan~0 := ~convertDOUBLEToFLOAT(currentRoundingMode, ~to_fp~DOUBLE(currentRoundingMode, 1.0E30));~pi_o_4~0 := ~convertDOUBLEToFLOAT(currentRoundingMode, ~to_fp~DOUBLE(currentRoundingMode, 0.78539818525));~pi_o_2~0 := ~convertDOUBLEToFLOAT(currentRoundingMode, ~to_fp~DOUBLE(currentRoundingMode, 1.5707963705));~pi~0 := ~convertDOUBLEToFLOAT(currentRoundingMode, ~to_fp~DOUBLE(currentRoundingMode, 3.141592741));~tiny_atan2~0 := ~convertDOUBLEToFLOAT(currentRoundingMode, ~to_fp~DOUBLE(currentRoundingMode, 1.0E-30));~zero_atan2~0 := ~convertDOUBLEToFLOAT(currentRoundingMode, ~Pluszero~DOUBLE());~pi_lo_atan2~0 := ~convertDOUBLEToFLOAT(currentRoundingMode, ~fp.neg~DOUBLE(~to_fp~DOUBLE(currentRoundingMode, 8.7422776573E-8))); {748#true} is VALID [2020-07-28 17:48:29,113 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-07-28 17:48:29,113 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [888806980] [2020-07-28 17:48:29,113 INFO L220 FreeRefinementEngine]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2020-07-28 17:48:29,114 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7, 7] imperfect sequences [] total 12 [2020-07-28 17:48:29,114 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [884152522] [2020-07-28 17:48:29,116 INFO L78 Accepts]: Start accepts. Automaton has 12 states. Word has length 12 [2020-07-28 17:48:29,116 INFO L84 Accepts]: Finished accepts. word is accepted. [2020-07-28 17:48:29,116 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 12 states. [2020-07-28 17:48:29,237 INFO L119 InductivityCheck]: Floyd-Hoare automaton has 20 edges. 20 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2020-07-28 17:48:29,237 INFO L459 AbstractCegarLoop]: Interpolant automaton has 12 states [2020-07-28 17:48:29,237 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2020-07-28 17:48:29,238 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 12 interpolants. [2020-07-28 17:48:29,238 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=26, Invalid=106, Unknown=0, NotChecked=0, Total=132 [2020-07-28 17:48:29,238 INFO L87 Difference]: Start difference. First operand 106 states and 154 transitions. Second operand 12 states. [2020-07-28 17:48:30,396 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-28 17:48:30,397 INFO L93 Difference]: Finished difference Result 113 states and 162 transitions. [2020-07-28 17:48:30,397 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2020-07-28 17:48:30,397 INFO L78 Accepts]: Start accepts. Automaton has 12 states. Word has length 12 [2020-07-28 17:48:30,397 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-07-28 17:48:30,398 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 12 states. [2020-07-28 17:48:30,400 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7 states to 7 states and 162 transitions. [2020-07-28 17:48:30,400 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 12 states. [2020-07-28 17:48:30,402 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7 states to 7 states and 162 transitions. [2020-07-28 17:48:30,403 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 7 states and 162 transitions. [2020-07-28 17:48:34,173 INFO L119 InductivityCheck]: Floyd-Hoare automaton has 162 edges. 162 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2020-07-28 17:48:34,175 INFO L225 Difference]: With dead ends: 113 [2020-07-28 17:48:34,175 INFO L226 Difference]: Without dead ends: 24 [2020-07-28 17:48:34,177 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 26 GetRequests, 12 SyntacticMatches, 0 SemanticMatches, 14 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 10 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=68, Invalid=172, Unknown=0, NotChecked=0, Total=240 [2020-07-28 17:48:34,177 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 24 states. [2020-07-28 17:48:34,185 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 24 to 24. [2020-07-28 17:48:34,185 INFO L214 AbstractMinimizeNwa]: Start testing correctness of minimizeSevpa [2020-07-28 17:48:34,186 INFO L82 GeneralOperation]: Start isEquivalent. First operand 24 states. Second operand 24 states. [2020-07-28 17:48:34,186 INFO L74 IsIncluded]: Start isIncluded. First operand 24 states. Second operand 24 states. [2020-07-28 17:48:34,186 INFO L87 Difference]: Start difference. First operand 24 states. Second operand 24 states. [2020-07-28 17:48:34,188 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-28 17:48:34,188 INFO L93 Difference]: Finished difference Result 24 states and 27 transitions. [2020-07-28 17:48:34,188 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 27 transitions. [2020-07-28 17:48:34,188 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-07-28 17:48:34,188 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2020-07-28 17:48:34,189 INFO L74 IsIncluded]: Start isIncluded. First operand 24 states. Second operand 24 states. [2020-07-28 17:48:34,189 INFO L87 Difference]: Start difference. First operand 24 states. Second operand 24 states. [2020-07-28 17:48:34,190 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-28 17:48:34,190 INFO L93 Difference]: Finished difference Result 24 states and 27 transitions. [2020-07-28 17:48:34,190 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 27 transitions. [2020-07-28 17:48:34,190 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-07-28 17:48:34,191 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2020-07-28 17:48:34,191 INFO L88 GeneralOperation]: Finished isEquivalent. [2020-07-28 17:48:34,191 INFO L221 AbstractMinimizeNwa]: Finished testing correctness of minimizeSevpa [2020-07-28 17:48:34,191 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 24 states. [2020-07-28 17:48:34,192 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 24 states to 24 states and 27 transitions. [2020-07-28 17:48:34,192 INFO L78 Accepts]: Start accepts. Automaton has 24 states and 27 transitions. Word has length 12 [2020-07-28 17:48:34,192 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-07-28 17:48:34,192 INFO L479 AbstractCegarLoop]: Abstraction has 24 states and 27 transitions. [2020-07-28 17:48:34,192 INFO L480 AbstractCegarLoop]: Interpolant automaton has 12 states. [2020-07-28 17:48:34,192 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 27 transitions. [2020-07-28 17:48:34,193 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2020-07-28 17:48:34,193 INFO L414 BasicCegarLoop]: Found error trace [2020-07-28 17:48:34,193 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-07-28 17:48:34,394 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 mathsat -unsat_core_generation=3 [2020-07-28 17:48:34,395 INFO L427 AbstractCegarLoop]: === Iteration 3 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-07-28 17:48:34,395 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-07-28 17:48:34,395 INFO L82 PathProgramCache]: Analyzing trace with hash 851663127, now seen corresponding path program 1 times [2020-07-28 17:48:34,396 INFO L163 FreeRefinementEngine]: Executing refinement strategy WOLF [2020-07-28 17:48:34,397 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [59289395] [2020-07-28 17:48:34,397 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY 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 [2020-07-28 17:48:35,264 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-28 17:48:35,326 INFO L263 TraceCheckSpWp]: Trace formula consists of 109 conjuncts, 9 conjunts are in the unsatisfiable core [2020-07-28 17:48:35,340 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-28 17:48:35,342 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-07-28 17:48:35,421 INFO L523 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2020-07-28 17:48:35,465 INFO L280 TraceCheckUtils]: 0: Hoare triple {1039#true} #NULL.base, #NULL.offset := 0bv32, 0bv32;#valid := #valid[0bv32 := 0bv1];assume ~bvult32(0bv32, #StackHeapBarrier);currentRoundingMode := ~roundNearestTiesToEven;call ~#atanhi_atan~0.base, ~#atanhi_atan~0.offset := #Ultimate.allocOnStack(16bv32);call write~init~intFLOATTYPE4(~convertDOUBLEToFLOAT(currentRoundingMode, ~to_fp~DOUBLE(currentRoundingMode, 0.46364760399)), ~#atanhi_atan~0.base, ~#atanhi_atan~0.offset, 4bv32);call write~init~intFLOATTYPE4(~convertDOUBLEToFLOAT(currentRoundingMode, ~to_fp~DOUBLE(currentRoundingMode, 0.78539812565)), ~#atanhi_atan~0.base, ~bvadd32(4bv32, ~#atanhi_atan~0.offset), 4bv32);call write~init~intFLOATTYPE4(~convertDOUBLEToFLOAT(currentRoundingMode, ~to_fp~DOUBLE(currentRoundingMode, 0.98279368877)), ~#atanhi_atan~0.base, ~bvadd32(8bv32, ~#atanhi_atan~0.offset), 4bv32);call write~init~intFLOATTYPE4(~convertDOUBLEToFLOAT(currentRoundingMode, ~to_fp~DOUBLE(currentRoundingMode, 1.5707962513)), ~#atanhi_atan~0.base, ~bvadd32(12bv32, ~#atanhi_atan~0.offset), 4bv32);call ~#atanlo_atan~0.base, ~#atanlo_atan~0.offset := #Ultimate.allocOnStack(16bv32);call write~init~intFLOATTYPE4(~convertDOUBLEToFLOAT(currentRoundingMode, ~to_fp~DOUBLE(currentRoundingMode, 5.012158244E-9)), ~#atanlo_atan~0.base, ~#atanlo_atan~0.offset, 4bv32);call write~init~intFLOATTYPE4(~convertDOUBLEToFLOAT(currentRoundingMode, ~to_fp~DOUBLE(currentRoundingMode, 3.7748947079E-8)), ~#atanlo_atan~0.base, ~bvadd32(4bv32, ~#atanlo_atan~0.offset), 4bv32);call write~init~intFLOATTYPE4(~convertDOUBLEToFLOAT(currentRoundingMode, ~to_fp~DOUBLE(currentRoundingMode, 3.447321717E-8)), ~#atanlo_atan~0.base, ~bvadd32(8bv32, ~#atanlo_atan~0.offset), 4bv32);call write~init~intFLOATTYPE4(~convertDOUBLEToFLOAT(currentRoundingMode, ~to_fp~DOUBLE(currentRoundingMode, 7.5497894159E-8)), ~#atanlo_atan~0.base, ~bvadd32(12bv32, ~#atanlo_atan~0.offset), 4bv32);call ~#aT_atan~0.base, ~#aT_atan~0.offset := #Ultimate.allocOnStack(44bv32);call write~init~intFLOATTYPE4(~convertDOUBLEToFLOAT(currentRoundingMode, ~to_fp~DOUBLE(currentRoundingMode, 0.33333334327)), ~#aT_atan~0.base, ~#aT_atan~0.offset, 4bv32);call write~init~intFLOATTYPE4(~convertDOUBLEToFLOAT(currentRoundingMode, ~fp.neg~DOUBLE(~to_fp~DOUBLE(currentRoundingMode, 0.20000000298))), ~#aT_atan~0.base, ~bvadd32(4bv32, ~#aT_atan~0.offset), 4bv32);call write~init~intFLOATTYPE4(~convertDOUBLEToFLOAT(currentRoundingMode, ~to_fp~DOUBLE(currentRoundingMode, 0.14285714924)), ~#aT_atan~0.base, ~bvadd32(8bv32, ~#aT_atan~0.offset), 4bv32);call write~init~intFLOATTYPE4(~convertDOUBLEToFLOAT(currentRoundingMode, ~fp.neg~DOUBLE(~to_fp~DOUBLE(currentRoundingMode, 0.11111110449))), ~#aT_atan~0.base, ~bvadd32(12bv32, ~#aT_atan~0.offset), 4bv32);call write~init~intFLOATTYPE4(~convertDOUBLEToFLOAT(currentRoundingMode, ~to_fp~DOUBLE(currentRoundingMode, 0.090908870101)), ~#aT_atan~0.base, ~bvadd32(16bv32, ~#aT_atan~0.offset), 4bv32);call write~init~intFLOATTYPE4(~convertDOUBLEToFLOAT(currentRoundingMode, ~fp.neg~DOUBLE(~to_fp~DOUBLE(currentRoundingMode, 0.076918758452))), ~#aT_atan~0.base, ~bvadd32(20bv32, ~#aT_atan~0.offset), 4bv32);call write~init~intFLOATTYPE4(~convertDOUBLEToFLOAT(currentRoundingMode, ~to_fp~DOUBLE(currentRoundingMode, 0.066610731184)), ~#aT_atan~0.base, ~bvadd32(24bv32, ~#aT_atan~0.offset), 4bv32);call write~init~intFLOATTYPE4(~convertDOUBLEToFLOAT(currentRoundingMode, ~fp.neg~DOUBLE(~to_fp~DOUBLE(currentRoundingMode, 0.058335702866))), ~#aT_atan~0.base, ~bvadd32(28bv32, ~#aT_atan~0.offset), 4bv32);call write~init~intFLOATTYPE4(~convertDOUBLEToFLOAT(currentRoundingMode, ~to_fp~DOUBLE(currentRoundingMode, 0.049768779427)), ~#aT_atan~0.base, ~bvadd32(32bv32, ~#aT_atan~0.offset), 4bv32);call write~init~intFLOATTYPE4(~convertDOUBLEToFLOAT(currentRoundingMode, ~fp.neg~DOUBLE(~to_fp~DOUBLE(currentRoundingMode, 0.036531571299))), ~#aT_atan~0.base, ~bvadd32(36bv32, ~#aT_atan~0.offset), 4bv32);call write~init~intFLOATTYPE4(~convertDOUBLEToFLOAT(currentRoundingMode, ~to_fp~DOUBLE(currentRoundingMode, 0.016285819933)), ~#aT_atan~0.base, ~bvadd32(40bv32, ~#aT_atan~0.offset), 4bv32);~one_atan~0 := ~convertDOUBLEToFLOAT(currentRoundingMode, ~to_fp~DOUBLE(currentRoundingMode, 1.0));~huge_atan~0 := ~convertDOUBLEToFLOAT(currentRoundingMode, ~to_fp~DOUBLE(currentRoundingMode, 1.0E30));~pi_o_4~0 := ~convertDOUBLEToFLOAT(currentRoundingMode, ~to_fp~DOUBLE(currentRoundingMode, 0.78539818525));~pi_o_2~0 := ~convertDOUBLEToFLOAT(currentRoundingMode, ~to_fp~DOUBLE(currentRoundingMode, 1.5707963705));~pi~0 := ~convertDOUBLEToFLOAT(currentRoundingMode, ~to_fp~DOUBLE(currentRoundingMode, 3.141592741));~tiny_atan2~0 := ~convertDOUBLEToFLOAT(currentRoundingMode, ~to_fp~DOUBLE(currentRoundingMode, 1.0E-30));~zero_atan2~0 := ~convertDOUBLEToFLOAT(currentRoundingMode, ~Pluszero~DOUBLE());~pi_lo_atan2~0 := ~convertDOUBLEToFLOAT(currentRoundingMode, ~fp.neg~DOUBLE(~to_fp~DOUBLE(currentRoundingMode, 8.7422776573E-8))); {1039#true} is VALID [2020-07-28 17:48:35,466 INFO L280 TraceCheckUtils]: 1: Hoare triple {1039#true} havoc main_#res;havoc main_#t~ret42, main_~x~0, main_~y~0, main_~res~0;main_~x~0 := ~fp.neg~FLOAT(~Pluszero~FLOAT());main_~y~0 := ~Pluszero~FLOAT();__ieee754_atan2f_#in~y, __ieee754_atan2f_#in~x := main_~y~0, main_~x~0;havoc __ieee754_atan2f_#res;havoc __ieee754_atan2f_#t~mem25, __ieee754_atan2f_#t~union26, __ieee754_atan2f_~#gf_u~2.base, __ieee754_atan2f_~#gf_u~2.offset, __ieee754_atan2f_#t~mem27, __ieee754_atan2f_#t~union28, __ieee754_atan2f_~#gf_u~3.base, __ieee754_atan2f_~#gf_u~3.offset, __ieee754_atan2f_#t~ret29, __ieee754_atan2f_#t~switch30, __ieee754_atan2f_#t~ite31, __ieee754_atan2f_#t~switch32, __ieee754_atan2f_#t~switch33, __ieee754_atan2f_#t~ite34, __ieee754_atan2f_#t~ret35, __ieee754_atan2f_#t~ret36, __ieee754_atan2f_#t~switch37, __ieee754_atan2f_#t~mem38, __ieee754_atan2f_#t~union39, __ieee754_atan2f_~#gf_u~4.base, __ieee754_atan2f_~#gf_u~4.offset, __ieee754_atan2f_#t~mem40, __ieee754_atan2f_#t~union41, __ieee754_atan2f_~#sf_u~1.base, __ieee754_atan2f_~#sf_u~1.offset, __ieee754_atan2f_~zh~0, __ieee754_atan2f_~y, __ieee754_atan2f_~x, __ieee754_atan2f_~z~1, __ieee754_atan2f_~k~0, __ieee754_atan2f_~m~0, __ieee754_atan2f_~hx~1, __ieee754_atan2f_~hy~0, __ieee754_atan2f_~ix~2, __ieee754_atan2f_~iy~0;__ieee754_atan2f_~y := __ieee754_atan2f_#in~y;__ieee754_atan2f_~x := __ieee754_atan2f_#in~x;havoc __ieee754_atan2f_~z~1;havoc __ieee754_atan2f_~k~0;havoc __ieee754_atan2f_~m~0;havoc __ieee754_atan2f_~hx~1;havoc __ieee754_atan2f_~hy~0;havoc __ieee754_atan2f_~ix~2;havoc __ieee754_atan2f_~iy~0; {1047#(= ULTIMATE.start___ieee754_atan2f_~x (fp.neg (_ +zero 8 24)))} is VALID [2020-07-28 17:48:35,470 INFO L280 TraceCheckUtils]: 2: Hoare triple {1047#(= ULTIMATE.start___ieee754_atan2f_~x (fp.neg (_ +zero 8 24)))} call __ieee754_atan2f_~#gf_u~2.base, __ieee754_atan2f_~#gf_u~2.offset := #Ultimate.allocOnStack(4bv32);call write~intFLOATTYPE4(__ieee754_atan2f_~x, __ieee754_atan2f_~#gf_u~2.base, __ieee754_atan2f_~#gf_u~2.offset, 4bv32);call __ieee754_atan2f_#t~mem25 := read~intINTTYPE4(__ieee754_atan2f_~#gf_u~2.base, __ieee754_atan2f_~#gf_u~2.offset, 4bv32);__ieee754_atan2f_~hx~1 := __ieee754_atan2f_#t~mem25;call write~intFLOATTYPE4(__ieee754_atan2f_#t~union26, __ieee754_atan2f_~#gf_u~2.base, __ieee754_atan2f_~#gf_u~2.offset, 4bv32);havoc __ieee754_atan2f_#t~union26;havoc __ieee754_atan2f_#t~mem25;call ULTIMATE.dealloc(__ieee754_atan2f_~#gf_u~2.base, __ieee754_atan2f_~#gf_u~2.offset);havoc __ieee754_atan2f_~#gf_u~2.base, __ieee754_atan2f_~#gf_u~2.offset; {1051#(= (fp ((_ extract 31 31) ULTIMATE.start___ieee754_atan2f_~hx~1) ((_ extract 30 23) ULTIMATE.start___ieee754_atan2f_~hx~1) ((_ extract 22 0) ULTIMATE.start___ieee754_atan2f_~hx~1)) (fp.neg (_ +zero 8 24)))} is VALID [2020-07-28 17:48:35,471 INFO L280 TraceCheckUtils]: 3: Hoare triple {1051#(= (fp ((_ extract 31 31) ULTIMATE.start___ieee754_atan2f_~hx~1) ((_ extract 30 23) ULTIMATE.start___ieee754_atan2f_~hx~1) ((_ extract 22 0) ULTIMATE.start___ieee754_atan2f_~hx~1)) (fp.neg (_ +zero 8 24)))} goto; {1051#(= (fp ((_ extract 31 31) ULTIMATE.start___ieee754_atan2f_~hx~1) ((_ extract 30 23) ULTIMATE.start___ieee754_atan2f_~hx~1) ((_ extract 22 0) ULTIMATE.start___ieee754_atan2f_~hx~1)) (fp.neg (_ +zero 8 24)))} is VALID [2020-07-28 17:48:35,472 INFO L280 TraceCheckUtils]: 4: Hoare triple {1051#(= (fp ((_ extract 31 31) ULTIMATE.start___ieee754_atan2f_~hx~1) ((_ extract 30 23) ULTIMATE.start___ieee754_atan2f_~hx~1) ((_ extract 22 0) ULTIMATE.start___ieee754_atan2f_~hx~1)) (fp.neg (_ +zero 8 24)))} __ieee754_atan2f_~ix~2 := ~bvand32(2147483647bv32, __ieee754_atan2f_~hx~1); {1051#(= (fp ((_ extract 31 31) ULTIMATE.start___ieee754_atan2f_~hx~1) ((_ extract 30 23) ULTIMATE.start___ieee754_atan2f_~hx~1) ((_ extract 22 0) ULTIMATE.start___ieee754_atan2f_~hx~1)) (fp.neg (_ +zero 8 24)))} is VALID [2020-07-28 17:48:35,473 INFO L280 TraceCheckUtils]: 5: Hoare triple {1051#(= (fp ((_ extract 31 31) ULTIMATE.start___ieee754_atan2f_~hx~1) ((_ extract 30 23) ULTIMATE.start___ieee754_atan2f_~hx~1) ((_ extract 22 0) ULTIMATE.start___ieee754_atan2f_~hx~1)) (fp.neg (_ +zero 8 24)))} call __ieee754_atan2f_~#gf_u~3.base, __ieee754_atan2f_~#gf_u~3.offset := #Ultimate.allocOnStack(4bv32);call write~intFLOATTYPE4(__ieee754_atan2f_~y, __ieee754_atan2f_~#gf_u~3.base, __ieee754_atan2f_~#gf_u~3.offset, 4bv32);call __ieee754_atan2f_#t~mem27 := read~intINTTYPE4(__ieee754_atan2f_~#gf_u~3.base, __ieee754_atan2f_~#gf_u~3.offset, 4bv32);__ieee754_atan2f_~hy~0 := __ieee754_atan2f_#t~mem27;call write~intFLOATTYPE4(__ieee754_atan2f_#t~union28, __ieee754_atan2f_~#gf_u~3.base, __ieee754_atan2f_~#gf_u~3.offset, 4bv32);havoc __ieee754_atan2f_#t~union28;havoc __ieee754_atan2f_#t~mem27;call ULTIMATE.dealloc(__ieee754_atan2f_~#gf_u~3.base, __ieee754_atan2f_~#gf_u~3.offset);havoc __ieee754_atan2f_~#gf_u~3.base, __ieee754_atan2f_~#gf_u~3.offset; {1051#(= (fp ((_ extract 31 31) ULTIMATE.start___ieee754_atan2f_~hx~1) ((_ extract 30 23) ULTIMATE.start___ieee754_atan2f_~hx~1) ((_ extract 22 0) ULTIMATE.start___ieee754_atan2f_~hx~1)) (fp.neg (_ +zero 8 24)))} is VALID [2020-07-28 17:48:35,477 INFO L280 TraceCheckUtils]: 6: Hoare triple {1051#(= (fp ((_ extract 31 31) ULTIMATE.start___ieee754_atan2f_~hx~1) ((_ extract 30 23) ULTIMATE.start___ieee754_atan2f_~hx~1) ((_ extract 22 0) ULTIMATE.start___ieee754_atan2f_~hx~1)) (fp.neg (_ +zero 8 24)))} goto; {1051#(= (fp ((_ extract 31 31) ULTIMATE.start___ieee754_atan2f_~hx~1) ((_ extract 30 23) ULTIMATE.start___ieee754_atan2f_~hx~1) ((_ extract 22 0) ULTIMATE.start___ieee754_atan2f_~hx~1)) (fp.neg (_ +zero 8 24)))} is VALID [2020-07-28 17:48:35,479 INFO L280 TraceCheckUtils]: 7: Hoare triple {1051#(= (fp ((_ extract 31 31) ULTIMATE.start___ieee754_atan2f_~hx~1) ((_ extract 30 23) ULTIMATE.start___ieee754_atan2f_~hx~1) ((_ extract 22 0) ULTIMATE.start___ieee754_atan2f_~hx~1)) (fp.neg (_ +zero 8 24)))} __ieee754_atan2f_~iy~0 := ~bvand32(2147483647bv32, __ieee754_atan2f_~hy~0); {1051#(= (fp ((_ extract 31 31) ULTIMATE.start___ieee754_atan2f_~hx~1) ((_ extract 30 23) ULTIMATE.start___ieee754_atan2f_~hx~1) ((_ extract 22 0) ULTIMATE.start___ieee754_atan2f_~hx~1)) (fp.neg (_ +zero 8 24)))} is VALID [2020-07-28 17:48:35,480 INFO L280 TraceCheckUtils]: 8: Hoare triple {1051#(= (fp ((_ extract 31 31) ULTIMATE.start___ieee754_atan2f_~hx~1) ((_ extract 30 23) ULTIMATE.start___ieee754_atan2f_~hx~1) ((_ extract 22 0) ULTIMATE.start___ieee754_atan2f_~hx~1)) (fp.neg (_ +zero 8 24)))} assume !(~bvsgt32(__ieee754_atan2f_~ix~2, 2139095040bv32) || ~bvsgt32(__ieee754_atan2f_~iy~0, 2139095040bv32)); {1051#(= (fp ((_ extract 31 31) ULTIMATE.start___ieee754_atan2f_~hx~1) ((_ extract 30 23) ULTIMATE.start___ieee754_atan2f_~hx~1) ((_ extract 22 0) ULTIMATE.start___ieee754_atan2f_~hx~1)) (fp.neg (_ +zero 8 24)))} is VALID [2020-07-28 17:48:35,483 INFO L280 TraceCheckUtils]: 9: Hoare triple {1051#(= (fp ((_ extract 31 31) ULTIMATE.start___ieee754_atan2f_~hx~1) ((_ extract 30 23) ULTIMATE.start___ieee754_atan2f_~hx~1) ((_ extract 22 0) ULTIMATE.start___ieee754_atan2f_~hx~1)) (fp.neg (_ +zero 8 24)))} assume !(1065353216bv32 == __ieee754_atan2f_~hx~1);__ieee754_atan2f_~m~0 := ~bvor32(~bvand32(1bv32, ~bvashr32(__ieee754_atan2f_~hy~0, 31bv32)), ~bvand32(2bv32, ~bvashr32(__ieee754_atan2f_~hx~1, 30bv32))); {1073#(exists ((ULTIMATE.start___ieee754_atan2f_~hy~0 (_ BitVec 32)) (ULTIMATE.start___ieee754_atan2f_~hx~1 (_ BitVec 32))) (and (= (fp ((_ extract 31 31) ULTIMATE.start___ieee754_atan2f_~hx~1) ((_ extract 30 23) ULTIMATE.start___ieee754_atan2f_~hx~1) ((_ extract 22 0) ULTIMATE.start___ieee754_atan2f_~hx~1)) (fp.neg (_ +zero 8 24))) (= ULTIMATE.start___ieee754_atan2f_~m~0 (bvor (bvand (_ bv1 32) (bvashr ULTIMATE.start___ieee754_atan2f_~hy~0 (_ bv31 32))) (bvand (_ bv2 32) (bvashr ULTIMATE.start___ieee754_atan2f_~hx~1 (_ bv30 32)))))))} is VALID [2020-07-28 17:48:35,485 INFO L280 TraceCheckUtils]: 10: Hoare triple {1073#(exists ((ULTIMATE.start___ieee754_atan2f_~hy~0 (_ BitVec 32)) (ULTIMATE.start___ieee754_atan2f_~hx~1 (_ BitVec 32))) (and (= (fp ((_ extract 31 31) ULTIMATE.start___ieee754_atan2f_~hx~1) ((_ extract 30 23) ULTIMATE.start___ieee754_atan2f_~hx~1) ((_ extract 22 0) ULTIMATE.start___ieee754_atan2f_~hx~1)) (fp.neg (_ +zero 8 24))) (= ULTIMATE.start___ieee754_atan2f_~m~0 (bvor (bvand (_ bv1 32) (bvashr ULTIMATE.start___ieee754_atan2f_~hy~0 (_ bv31 32))) (bvand (_ bv2 32) (bvashr ULTIMATE.start___ieee754_atan2f_~hx~1 (_ bv30 32)))))))} assume 0bv32 == __ieee754_atan2f_~iy~0;__ieee754_atan2f_#t~switch30 := 0bv32 == __ieee754_atan2f_~m~0; {1077#(not |ULTIMATE.start___ieee754_atan2f_#t~switch30|)} is VALID [2020-07-28 17:48:35,486 INFO L280 TraceCheckUtils]: 11: Hoare triple {1077#(not |ULTIMATE.start___ieee754_atan2f_#t~switch30|)} assume __ieee754_atan2f_#t~switch30; {1040#false} is VALID [2020-07-28 17:48:35,486 INFO L280 TraceCheckUtils]: 12: Hoare triple {1040#false} __ieee754_atan2f_#t~switch30 := __ieee754_atan2f_#t~switch30 || 1bv32 == __ieee754_atan2f_~m~0; {1040#false} is VALID [2020-07-28 17:48:35,487 INFO L280 TraceCheckUtils]: 13: Hoare triple {1040#false} assume __ieee754_atan2f_#t~switch30;__ieee754_atan2f_#res := __ieee754_atan2f_~y; {1040#false} is VALID [2020-07-28 17:48:35,487 INFO L280 TraceCheckUtils]: 14: Hoare triple {1040#false} main_#t~ret42 := __ieee754_atan2f_#res;main_~res~0 := main_#t~ret42;havoc main_#t~ret42; {1040#false} is VALID [2020-07-28 17:48:35,487 INFO L280 TraceCheckUtils]: 15: Hoare triple {1040#false} assume !~fp.eq~FLOAT(main_~res~0, ~pi~0); {1040#false} is VALID [2020-07-28 17:48:35,488 INFO L280 TraceCheckUtils]: 16: Hoare triple {1040#false} assume !false; {1040#false} is VALID [2020-07-28 17:48:35,489 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-07-28 17:48:35,489 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2020-07-28 17:48:35,653 INFO L280 TraceCheckUtils]: 16: Hoare triple {1040#false} assume !false; {1040#false} is VALID [2020-07-28 17:48:35,654 INFO L280 TraceCheckUtils]: 15: Hoare triple {1040#false} assume !~fp.eq~FLOAT(main_~res~0, ~pi~0); {1040#false} is VALID [2020-07-28 17:48:35,654 INFO L280 TraceCheckUtils]: 14: Hoare triple {1040#false} main_#t~ret42 := __ieee754_atan2f_#res;main_~res~0 := main_#t~ret42;havoc main_#t~ret42; {1040#false} is VALID [2020-07-28 17:48:35,654 INFO L280 TraceCheckUtils]: 13: Hoare triple {1040#false} assume __ieee754_atan2f_#t~switch30;__ieee754_atan2f_#res := __ieee754_atan2f_~y; {1040#false} is VALID [2020-07-28 17:48:35,655 INFO L280 TraceCheckUtils]: 12: Hoare triple {1040#false} __ieee754_atan2f_#t~switch30 := __ieee754_atan2f_#t~switch30 || 1bv32 == __ieee754_atan2f_~m~0; {1040#false} is VALID [2020-07-28 17:48:35,656 INFO L280 TraceCheckUtils]: 11: Hoare triple {1077#(not |ULTIMATE.start___ieee754_atan2f_#t~switch30|)} assume __ieee754_atan2f_#t~switch30; {1040#false} is VALID [2020-07-28 17:48:35,657 INFO L280 TraceCheckUtils]: 10: Hoare triple {1114#(not (= ULTIMATE.start___ieee754_atan2f_~m~0 (_ bv0 32)))} assume 0bv32 == __ieee754_atan2f_~iy~0;__ieee754_atan2f_#t~switch30 := 0bv32 == __ieee754_atan2f_~m~0; {1077#(not |ULTIMATE.start___ieee754_atan2f_#t~switch30|)} is VALID [2020-07-28 17:48:35,659 INFO L280 TraceCheckUtils]: 9: Hoare triple {1118#(forall ((ULTIMATE.start___ieee754_atan2f_~hy~0 (_ BitVec 32))) (not (= (_ bv0 32) (bvor (bvand (_ bv1 32) (bvashr ULTIMATE.start___ieee754_atan2f_~hy~0 (_ bv31 32))) (bvand (_ bv2 32) (bvashr ULTIMATE.start___ieee754_atan2f_~hx~1 (_ bv30 32)))))))} assume !(1065353216bv32 == __ieee754_atan2f_~hx~1);__ieee754_atan2f_~m~0 := ~bvor32(~bvand32(1bv32, ~bvashr32(__ieee754_atan2f_~hy~0, 31bv32)), ~bvand32(2bv32, ~bvashr32(__ieee754_atan2f_~hx~1, 30bv32))); {1114#(not (= ULTIMATE.start___ieee754_atan2f_~m~0 (_ bv0 32)))} is VALID [2020-07-28 17:48:35,668 INFO L280 TraceCheckUtils]: 8: Hoare triple {1118#(forall ((ULTIMATE.start___ieee754_atan2f_~hy~0 (_ BitVec 32))) (not (= (_ bv0 32) (bvor (bvand (_ bv1 32) (bvashr ULTIMATE.start___ieee754_atan2f_~hy~0 (_ bv31 32))) (bvand (_ bv2 32) (bvashr ULTIMATE.start___ieee754_atan2f_~hx~1 (_ bv30 32)))))))} assume !(~bvsgt32(__ieee754_atan2f_~ix~2, 2139095040bv32) || ~bvsgt32(__ieee754_atan2f_~iy~0, 2139095040bv32)); {1118#(forall ((ULTIMATE.start___ieee754_atan2f_~hy~0 (_ BitVec 32))) (not (= (_ bv0 32) (bvor (bvand (_ bv1 32) (bvashr ULTIMATE.start___ieee754_atan2f_~hy~0 (_ bv31 32))) (bvand (_ bv2 32) (bvashr ULTIMATE.start___ieee754_atan2f_~hx~1 (_ bv30 32)))))))} is VALID [2020-07-28 17:48:35,669 INFO L280 TraceCheckUtils]: 7: Hoare triple {1118#(forall ((ULTIMATE.start___ieee754_atan2f_~hy~0 (_ BitVec 32))) (not (= (_ bv0 32) (bvor (bvand (_ bv1 32) (bvashr ULTIMATE.start___ieee754_atan2f_~hy~0 (_ bv31 32))) (bvand (_ bv2 32) (bvashr ULTIMATE.start___ieee754_atan2f_~hx~1 (_ bv30 32)))))))} __ieee754_atan2f_~iy~0 := ~bvand32(2147483647bv32, __ieee754_atan2f_~hy~0); {1118#(forall ((ULTIMATE.start___ieee754_atan2f_~hy~0 (_ BitVec 32))) (not (= (_ bv0 32) (bvor (bvand (_ bv1 32) (bvashr ULTIMATE.start___ieee754_atan2f_~hy~0 (_ bv31 32))) (bvand (_ bv2 32) (bvashr ULTIMATE.start___ieee754_atan2f_~hx~1 (_ bv30 32)))))))} is VALID [2020-07-28 17:48:35,670 INFO L280 TraceCheckUtils]: 6: Hoare triple {1118#(forall ((ULTIMATE.start___ieee754_atan2f_~hy~0 (_ BitVec 32))) (not (= (_ bv0 32) (bvor (bvand (_ bv1 32) (bvashr ULTIMATE.start___ieee754_atan2f_~hy~0 (_ bv31 32))) (bvand (_ bv2 32) (bvashr ULTIMATE.start___ieee754_atan2f_~hx~1 (_ bv30 32)))))))} goto; {1118#(forall ((ULTIMATE.start___ieee754_atan2f_~hy~0 (_ BitVec 32))) (not (= (_ bv0 32) (bvor (bvand (_ bv1 32) (bvashr ULTIMATE.start___ieee754_atan2f_~hy~0 (_ bv31 32))) (bvand (_ bv2 32) (bvashr ULTIMATE.start___ieee754_atan2f_~hx~1 (_ bv30 32)))))))} is VALID [2020-07-28 17:48:35,670 INFO L280 TraceCheckUtils]: 5: Hoare triple {1118#(forall ((ULTIMATE.start___ieee754_atan2f_~hy~0 (_ BitVec 32))) (not (= (_ bv0 32) (bvor (bvand (_ bv1 32) (bvashr ULTIMATE.start___ieee754_atan2f_~hy~0 (_ bv31 32))) (bvand (_ bv2 32) (bvashr ULTIMATE.start___ieee754_atan2f_~hx~1 (_ bv30 32)))))))} call __ieee754_atan2f_~#gf_u~3.base, __ieee754_atan2f_~#gf_u~3.offset := #Ultimate.allocOnStack(4bv32);call write~intFLOATTYPE4(__ieee754_atan2f_~y, __ieee754_atan2f_~#gf_u~3.base, __ieee754_atan2f_~#gf_u~3.offset, 4bv32);call __ieee754_atan2f_#t~mem27 := read~intINTTYPE4(__ieee754_atan2f_~#gf_u~3.base, __ieee754_atan2f_~#gf_u~3.offset, 4bv32);__ieee754_atan2f_~hy~0 := __ieee754_atan2f_#t~mem27;call write~intFLOATTYPE4(__ieee754_atan2f_#t~union28, __ieee754_atan2f_~#gf_u~3.base, __ieee754_atan2f_~#gf_u~3.offset, 4bv32);havoc __ieee754_atan2f_#t~union28;havoc __ieee754_atan2f_#t~mem27;call ULTIMATE.dealloc(__ieee754_atan2f_~#gf_u~3.base, __ieee754_atan2f_~#gf_u~3.offset);havoc __ieee754_atan2f_~#gf_u~3.base, __ieee754_atan2f_~#gf_u~3.offset; {1118#(forall ((ULTIMATE.start___ieee754_atan2f_~hy~0 (_ BitVec 32))) (not (= (_ bv0 32) (bvor (bvand (_ bv1 32) (bvashr ULTIMATE.start___ieee754_atan2f_~hy~0 (_ bv31 32))) (bvand (_ bv2 32) (bvashr ULTIMATE.start___ieee754_atan2f_~hx~1 (_ bv30 32)))))))} is VALID [2020-07-28 17:48:35,671 INFO L280 TraceCheckUtils]: 4: Hoare triple {1118#(forall ((ULTIMATE.start___ieee754_atan2f_~hy~0 (_ BitVec 32))) (not (= (_ bv0 32) (bvor (bvand (_ bv1 32) (bvashr ULTIMATE.start___ieee754_atan2f_~hy~0 (_ bv31 32))) (bvand (_ bv2 32) (bvashr ULTIMATE.start___ieee754_atan2f_~hx~1 (_ bv30 32)))))))} __ieee754_atan2f_~ix~2 := ~bvand32(2147483647bv32, __ieee754_atan2f_~hx~1); {1118#(forall ((ULTIMATE.start___ieee754_atan2f_~hy~0 (_ BitVec 32))) (not (= (_ bv0 32) (bvor (bvand (_ bv1 32) (bvashr ULTIMATE.start___ieee754_atan2f_~hy~0 (_ bv31 32))) (bvand (_ bv2 32) (bvashr ULTIMATE.start___ieee754_atan2f_~hx~1 (_ bv30 32)))))))} is VALID [2020-07-28 17:48:35,672 INFO L280 TraceCheckUtils]: 3: Hoare triple {1118#(forall ((ULTIMATE.start___ieee754_atan2f_~hy~0 (_ BitVec 32))) (not (= (_ bv0 32) (bvor (bvand (_ bv1 32) (bvashr ULTIMATE.start___ieee754_atan2f_~hy~0 (_ bv31 32))) (bvand (_ bv2 32) (bvashr ULTIMATE.start___ieee754_atan2f_~hx~1 (_ bv30 32)))))))} goto; {1118#(forall ((ULTIMATE.start___ieee754_atan2f_~hy~0 (_ BitVec 32))) (not (= (_ bv0 32) (bvor (bvand (_ bv1 32) (bvashr ULTIMATE.start___ieee754_atan2f_~hy~0 (_ bv31 32))) (bvand (_ bv2 32) (bvashr ULTIMATE.start___ieee754_atan2f_~hx~1 (_ bv30 32)))))))} is VALID [2020-07-28 17:48:35,675 INFO L280 TraceCheckUtils]: 2: Hoare triple {1140#(forall ((ULTIMATE.start___ieee754_atan2f_~hy~0 (_ BitVec 32)) (v_ULTIMATE.start___ieee754_atan2f_~hx~1_11 (_ BitVec 32))) (or (not (= (_ bv0 32) (bvor (bvand (_ bv1 32) (bvashr ULTIMATE.start___ieee754_atan2f_~hy~0 (_ bv31 32))) (bvand (_ bv2 32) (bvashr v_ULTIMATE.start___ieee754_atan2f_~hx~1_11 (_ bv30 32)))))) (not (= (fp ((_ extract 31 31) v_ULTIMATE.start___ieee754_atan2f_~hx~1_11) ((_ extract 30 23) v_ULTIMATE.start___ieee754_atan2f_~hx~1_11) ((_ extract 22 0) v_ULTIMATE.start___ieee754_atan2f_~hx~1_11)) ULTIMATE.start___ieee754_atan2f_~x))))} call __ieee754_atan2f_~#gf_u~2.base, __ieee754_atan2f_~#gf_u~2.offset := #Ultimate.allocOnStack(4bv32);call write~intFLOATTYPE4(__ieee754_atan2f_~x, __ieee754_atan2f_~#gf_u~2.base, __ieee754_atan2f_~#gf_u~2.offset, 4bv32);call __ieee754_atan2f_#t~mem25 := read~intINTTYPE4(__ieee754_atan2f_~#gf_u~2.base, __ieee754_atan2f_~#gf_u~2.offset, 4bv32);__ieee754_atan2f_~hx~1 := __ieee754_atan2f_#t~mem25;call write~intFLOATTYPE4(__ieee754_atan2f_#t~union26, __ieee754_atan2f_~#gf_u~2.base, __ieee754_atan2f_~#gf_u~2.offset, 4bv32);havoc __ieee754_atan2f_#t~union26;havoc __ieee754_atan2f_#t~mem25;call ULTIMATE.dealloc(__ieee754_atan2f_~#gf_u~2.base, __ieee754_atan2f_~#gf_u~2.offset);havoc __ieee754_atan2f_~#gf_u~2.base, __ieee754_atan2f_~#gf_u~2.offset; {1118#(forall ((ULTIMATE.start___ieee754_atan2f_~hy~0 (_ BitVec 32))) (not (= (_ bv0 32) (bvor (bvand (_ bv1 32) (bvashr ULTIMATE.start___ieee754_atan2f_~hy~0 (_ bv31 32))) (bvand (_ bv2 32) (bvashr ULTIMATE.start___ieee754_atan2f_~hx~1 (_ bv30 32)))))))} is VALID [2020-07-28 17:48:35,678 INFO L280 TraceCheckUtils]: 1: Hoare triple {1039#true} havoc main_#res;havoc main_#t~ret42, main_~x~0, main_~y~0, main_~res~0;main_~x~0 := ~fp.neg~FLOAT(~Pluszero~FLOAT());main_~y~0 := ~Pluszero~FLOAT();__ieee754_atan2f_#in~y, __ieee754_atan2f_#in~x := main_~y~0, main_~x~0;havoc __ieee754_atan2f_#res;havoc __ieee754_atan2f_#t~mem25, __ieee754_atan2f_#t~union26, __ieee754_atan2f_~#gf_u~2.base, __ieee754_atan2f_~#gf_u~2.offset, __ieee754_atan2f_#t~mem27, __ieee754_atan2f_#t~union28, __ieee754_atan2f_~#gf_u~3.base, __ieee754_atan2f_~#gf_u~3.offset, __ieee754_atan2f_#t~ret29, __ieee754_atan2f_#t~switch30, __ieee754_atan2f_#t~ite31, __ieee754_atan2f_#t~switch32, __ieee754_atan2f_#t~switch33, __ieee754_atan2f_#t~ite34, __ieee754_atan2f_#t~ret35, __ieee754_atan2f_#t~ret36, __ieee754_atan2f_#t~switch37, __ieee754_atan2f_#t~mem38, __ieee754_atan2f_#t~union39, __ieee754_atan2f_~#gf_u~4.base, __ieee754_atan2f_~#gf_u~4.offset, __ieee754_atan2f_#t~mem40, __ieee754_atan2f_#t~union41, __ieee754_atan2f_~#sf_u~1.base, __ieee754_atan2f_~#sf_u~1.offset, __ieee754_atan2f_~zh~0, __ieee754_atan2f_~y, __ieee754_atan2f_~x, __ieee754_atan2f_~z~1, __ieee754_atan2f_~k~0, __ieee754_atan2f_~m~0, __ieee754_atan2f_~hx~1, __ieee754_atan2f_~hy~0, __ieee754_atan2f_~ix~2, __ieee754_atan2f_~iy~0;__ieee754_atan2f_~y := __ieee754_atan2f_#in~y;__ieee754_atan2f_~x := __ieee754_atan2f_#in~x;havoc __ieee754_atan2f_~z~1;havoc __ieee754_atan2f_~k~0;havoc __ieee754_atan2f_~m~0;havoc __ieee754_atan2f_~hx~1;havoc __ieee754_atan2f_~hy~0;havoc __ieee754_atan2f_~ix~2;havoc __ieee754_atan2f_~iy~0; {1140#(forall ((ULTIMATE.start___ieee754_atan2f_~hy~0 (_ BitVec 32)) (v_ULTIMATE.start___ieee754_atan2f_~hx~1_11 (_ BitVec 32))) (or (not (= (_ bv0 32) (bvor (bvand (_ bv1 32) (bvashr ULTIMATE.start___ieee754_atan2f_~hy~0 (_ bv31 32))) (bvand (_ bv2 32) (bvashr v_ULTIMATE.start___ieee754_atan2f_~hx~1_11 (_ bv30 32)))))) (not (= (fp ((_ extract 31 31) v_ULTIMATE.start___ieee754_atan2f_~hx~1_11) ((_ extract 30 23) v_ULTIMATE.start___ieee754_atan2f_~hx~1_11) ((_ extract 22 0) v_ULTIMATE.start___ieee754_atan2f_~hx~1_11)) ULTIMATE.start___ieee754_atan2f_~x))))} is VALID [2020-07-28 17:48:35,678 INFO L280 TraceCheckUtils]: 0: Hoare triple {1039#true} #NULL.base, #NULL.offset := 0bv32, 0bv32;#valid := #valid[0bv32 := 0bv1];assume ~bvult32(0bv32, #StackHeapBarrier);currentRoundingMode := ~roundNearestTiesToEven;call ~#atanhi_atan~0.base, ~#atanhi_atan~0.offset := #Ultimate.allocOnStack(16bv32);call write~init~intFLOATTYPE4(~convertDOUBLEToFLOAT(currentRoundingMode, ~to_fp~DOUBLE(currentRoundingMode, 0.46364760399)), ~#atanhi_atan~0.base, ~#atanhi_atan~0.offset, 4bv32);call write~init~intFLOATTYPE4(~convertDOUBLEToFLOAT(currentRoundingMode, ~to_fp~DOUBLE(currentRoundingMode, 0.78539812565)), ~#atanhi_atan~0.base, ~bvadd32(4bv32, ~#atanhi_atan~0.offset), 4bv32);call write~init~intFLOATTYPE4(~convertDOUBLEToFLOAT(currentRoundingMode, ~to_fp~DOUBLE(currentRoundingMode, 0.98279368877)), ~#atanhi_atan~0.base, ~bvadd32(8bv32, ~#atanhi_atan~0.offset), 4bv32);call write~init~intFLOATTYPE4(~convertDOUBLEToFLOAT(currentRoundingMode, ~to_fp~DOUBLE(currentRoundingMode, 1.5707962513)), ~#atanhi_atan~0.base, ~bvadd32(12bv32, ~#atanhi_atan~0.offset), 4bv32);call ~#atanlo_atan~0.base, ~#atanlo_atan~0.offset := #Ultimate.allocOnStack(16bv32);call write~init~intFLOATTYPE4(~convertDOUBLEToFLOAT(currentRoundingMode, ~to_fp~DOUBLE(currentRoundingMode, 5.012158244E-9)), ~#atanlo_atan~0.base, ~#atanlo_atan~0.offset, 4bv32);call write~init~intFLOATTYPE4(~convertDOUBLEToFLOAT(currentRoundingMode, ~to_fp~DOUBLE(currentRoundingMode, 3.7748947079E-8)), ~#atanlo_atan~0.base, ~bvadd32(4bv32, ~#atanlo_atan~0.offset), 4bv32);call write~init~intFLOATTYPE4(~convertDOUBLEToFLOAT(currentRoundingMode, ~to_fp~DOUBLE(currentRoundingMode, 3.447321717E-8)), ~#atanlo_atan~0.base, ~bvadd32(8bv32, ~#atanlo_atan~0.offset), 4bv32);call write~init~intFLOATTYPE4(~convertDOUBLEToFLOAT(currentRoundingMode, ~to_fp~DOUBLE(currentRoundingMode, 7.5497894159E-8)), ~#atanlo_atan~0.base, ~bvadd32(12bv32, ~#atanlo_atan~0.offset), 4bv32);call ~#aT_atan~0.base, ~#aT_atan~0.offset := #Ultimate.allocOnStack(44bv32);call write~init~intFLOATTYPE4(~convertDOUBLEToFLOAT(currentRoundingMode, ~to_fp~DOUBLE(currentRoundingMode, 0.33333334327)), ~#aT_atan~0.base, ~#aT_atan~0.offset, 4bv32);call write~init~intFLOATTYPE4(~convertDOUBLEToFLOAT(currentRoundingMode, ~fp.neg~DOUBLE(~to_fp~DOUBLE(currentRoundingMode, 0.20000000298))), ~#aT_atan~0.base, ~bvadd32(4bv32, ~#aT_atan~0.offset), 4bv32);call write~init~intFLOATTYPE4(~convertDOUBLEToFLOAT(currentRoundingMode, ~to_fp~DOUBLE(currentRoundingMode, 0.14285714924)), ~#aT_atan~0.base, ~bvadd32(8bv32, ~#aT_atan~0.offset), 4bv32);call write~init~intFLOATTYPE4(~convertDOUBLEToFLOAT(currentRoundingMode, ~fp.neg~DOUBLE(~to_fp~DOUBLE(currentRoundingMode, 0.11111110449))), ~#aT_atan~0.base, ~bvadd32(12bv32, ~#aT_atan~0.offset), 4bv32);call write~init~intFLOATTYPE4(~convertDOUBLEToFLOAT(currentRoundingMode, ~to_fp~DOUBLE(currentRoundingMode, 0.090908870101)), ~#aT_atan~0.base, ~bvadd32(16bv32, ~#aT_atan~0.offset), 4bv32);call write~init~intFLOATTYPE4(~convertDOUBLEToFLOAT(currentRoundingMode, ~fp.neg~DOUBLE(~to_fp~DOUBLE(currentRoundingMode, 0.076918758452))), ~#aT_atan~0.base, ~bvadd32(20bv32, ~#aT_atan~0.offset), 4bv32);call write~init~intFLOATTYPE4(~convertDOUBLEToFLOAT(currentRoundingMode, ~to_fp~DOUBLE(currentRoundingMode, 0.066610731184)), ~#aT_atan~0.base, ~bvadd32(24bv32, ~#aT_atan~0.offset), 4bv32);call write~init~intFLOATTYPE4(~convertDOUBLEToFLOAT(currentRoundingMode, ~fp.neg~DOUBLE(~to_fp~DOUBLE(currentRoundingMode, 0.058335702866))), ~#aT_atan~0.base, ~bvadd32(28bv32, ~#aT_atan~0.offset), 4bv32);call write~init~intFLOATTYPE4(~convertDOUBLEToFLOAT(currentRoundingMode, ~to_fp~DOUBLE(currentRoundingMode, 0.049768779427)), ~#aT_atan~0.base, ~bvadd32(32bv32, ~#aT_atan~0.offset), 4bv32);call write~init~intFLOATTYPE4(~convertDOUBLEToFLOAT(currentRoundingMode, ~fp.neg~DOUBLE(~to_fp~DOUBLE(currentRoundingMode, 0.036531571299))), ~#aT_atan~0.base, ~bvadd32(36bv32, ~#aT_atan~0.offset), 4bv32);call write~init~intFLOATTYPE4(~convertDOUBLEToFLOAT(currentRoundingMode, ~to_fp~DOUBLE(currentRoundingMode, 0.016285819933)), ~#aT_atan~0.base, ~bvadd32(40bv32, ~#aT_atan~0.offset), 4bv32);~one_atan~0 := ~convertDOUBLEToFLOAT(currentRoundingMode, ~to_fp~DOUBLE(currentRoundingMode, 1.0));~huge_atan~0 := ~convertDOUBLEToFLOAT(currentRoundingMode, ~to_fp~DOUBLE(currentRoundingMode, 1.0E30));~pi_o_4~0 := ~convertDOUBLEToFLOAT(currentRoundingMode, ~to_fp~DOUBLE(currentRoundingMode, 0.78539818525));~pi_o_2~0 := ~convertDOUBLEToFLOAT(currentRoundingMode, ~to_fp~DOUBLE(currentRoundingMode, 1.5707963705));~pi~0 := ~convertDOUBLEToFLOAT(currentRoundingMode, ~to_fp~DOUBLE(currentRoundingMode, 3.141592741));~tiny_atan2~0 := ~convertDOUBLEToFLOAT(currentRoundingMode, ~to_fp~DOUBLE(currentRoundingMode, 1.0E-30));~zero_atan2~0 := ~convertDOUBLEToFLOAT(currentRoundingMode, ~Pluszero~DOUBLE());~pi_lo_atan2~0 := ~convertDOUBLEToFLOAT(currentRoundingMode, ~fp.neg~DOUBLE(~to_fp~DOUBLE(currentRoundingMode, 8.7422776573E-8))); {1039#true} is VALID [2020-07-28 17:48:35,679 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-07-28 17:48:35,680 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [59289395] [2020-07-28 17:48:35,680 INFO L220 FreeRefinementEngine]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2020-07-28 17:48:35,680 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6, 6] imperfect sequences [] total 9 [2020-07-28 17:48:35,680 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [536166833] [2020-07-28 17:48:35,681 INFO L78 Accepts]: Start accepts. Automaton has 9 states. Word has length 17 [2020-07-28 17:48:35,681 INFO L84 Accepts]: Finished accepts. word is accepted. [2020-07-28 17:48:35,681 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 9 states. [2020-07-28 17:48:35,749 INFO L119 InductivityCheck]: Floyd-Hoare automaton has 27 edges. 27 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2020-07-28 17:48:35,750 INFO L459 AbstractCegarLoop]: Interpolant automaton has 9 states [2020-07-28 17:48:35,750 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2020-07-28 17:48:35,750 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2020-07-28 17:48:35,750 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=18, Invalid=54, Unknown=0, NotChecked=0, Total=72 [2020-07-28 17:48:35,751 INFO L87 Difference]: Start difference. First operand 24 states and 27 transitions. Second operand 9 states. [2020-07-28 17:48:36,571 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-28 17:48:36,571 INFO L93 Difference]: Finished difference Result 36 states and 41 transitions. [2020-07-28 17:48:36,572 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2020-07-28 17:48:36,572 INFO L78 Accepts]: Start accepts. Automaton has 9 states. Word has length 17 [2020-07-28 17:48:36,572 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-07-28 17:48:36,572 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 9 states. [2020-07-28 17:48:36,573 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6 states to 6 states and 41 transitions. [2020-07-28 17:48:36,573 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 9 states. [2020-07-28 17:48:36,574 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6 states to 6 states and 41 transitions. [2020-07-28 17:48:36,574 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 6 states and 41 transitions. [2020-07-28 17:48:36,771 INFO L119 InductivityCheck]: Floyd-Hoare automaton has 41 edges. 41 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2020-07-28 17:48:36,772 INFO L225 Difference]: With dead ends: 36 [2020-07-28 17:48:36,772 INFO L226 Difference]: Without dead ends: 24 [2020-07-28 17:48:36,773 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 35 GetRequests, 25 SyntacticMatches, 0 SemanticMatches, 10 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=44, Invalid=88, Unknown=0, NotChecked=0, Total=132 [2020-07-28 17:48:36,773 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 24 states. [2020-07-28 17:48:36,787 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 24 to 24. [2020-07-28 17:48:36,787 INFO L214 AbstractMinimizeNwa]: Start testing correctness of minimizeSevpa [2020-07-28 17:48:36,787 INFO L82 GeneralOperation]: Start isEquivalent. First operand 24 states. Second operand 24 states. [2020-07-28 17:48:36,788 INFO L74 IsIncluded]: Start isIncluded. First operand 24 states. Second operand 24 states. [2020-07-28 17:48:36,788 INFO L87 Difference]: Start difference. First operand 24 states. Second operand 24 states. [2020-07-28 17:48:36,789 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-28 17:48:36,790 INFO L93 Difference]: Finished difference Result 24 states and 25 transitions. [2020-07-28 17:48:36,790 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 25 transitions. [2020-07-28 17:48:36,790 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-07-28 17:48:36,790 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2020-07-28 17:48:36,791 INFO L74 IsIncluded]: Start isIncluded. First operand 24 states. Second operand 24 states. [2020-07-28 17:48:36,791 INFO L87 Difference]: Start difference. First operand 24 states. Second operand 24 states. [2020-07-28 17:48:36,792 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-28 17:48:36,792 INFO L93 Difference]: Finished difference Result 24 states and 25 transitions. [2020-07-28 17:48:36,792 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 25 transitions. [2020-07-28 17:48:36,792 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-07-28 17:48:36,793 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2020-07-28 17:48:36,793 INFO L88 GeneralOperation]: Finished isEquivalent. [2020-07-28 17:48:36,793 INFO L221 AbstractMinimizeNwa]: Finished testing correctness of minimizeSevpa [2020-07-28 17:48:36,793 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 24 states. [2020-07-28 17:48:36,794 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 24 states to 24 states and 25 transitions. [2020-07-28 17:48:36,794 INFO L78 Accepts]: Start accepts. Automaton has 24 states and 25 transitions. Word has length 17 [2020-07-28 17:48:36,794 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-07-28 17:48:36,794 INFO L479 AbstractCegarLoop]: Abstraction has 24 states and 25 transitions. [2020-07-28 17:48:36,794 INFO L480 AbstractCegarLoop]: Interpolant automaton has 9 states. [2020-07-28 17:48:36,794 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 25 transitions. [2020-07-28 17:48:36,795 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2020-07-28 17:48:36,795 INFO L414 BasicCegarLoop]: Found error trace [2020-07-28 17:48:36,795 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-07-28 17:48:37,006 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 4 mathsat -unsat_core_generation=3 [2020-07-28 17:48:37,007 INFO L427 AbstractCegarLoop]: === Iteration 4 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-07-28 17:48:37,007 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-07-28 17:48:37,008 INFO L82 PathProgramCache]: Analyzing trace with hash -1894733472, now seen corresponding path program 1 times [2020-07-28 17:48:37,009 INFO L163 FreeRefinementEngine]: Executing refinement strategy WOLF [2020-07-28 17:48:37,010 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [278452406] [2020-07-28 17:48:37,010 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY 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 [2020-07-28 17:48:37,931 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-28 17:48:37,995 INFO L263 TraceCheckSpWp]: Trace formula consists of 111 conjuncts, 6 conjunts are in the unsatisfiable core [2020-07-28 17:48:38,013 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-28 17:48:38,015 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-07-28 17:48:38,314 WARN L193 SmtUtils]: Spent 139.00 ms on a formula simplification that was a NOOP. DAG size: 13 [2020-07-28 17:48:38,472 INFO L280 TraceCheckUtils]: 0: Hoare triple {1267#true} #NULL.base, #NULL.offset := 0bv32, 0bv32;#valid := #valid[0bv32 := 0bv1];assume ~bvult32(0bv32, #StackHeapBarrier);currentRoundingMode := ~roundNearestTiesToEven;call ~#atanhi_atan~0.base, ~#atanhi_atan~0.offset := #Ultimate.allocOnStack(16bv32);call write~init~intFLOATTYPE4(~convertDOUBLEToFLOAT(currentRoundingMode, ~to_fp~DOUBLE(currentRoundingMode, 0.46364760399)), ~#atanhi_atan~0.base, ~#atanhi_atan~0.offset, 4bv32);call write~init~intFLOATTYPE4(~convertDOUBLEToFLOAT(currentRoundingMode, ~to_fp~DOUBLE(currentRoundingMode, 0.78539812565)), ~#atanhi_atan~0.base, ~bvadd32(4bv32, ~#atanhi_atan~0.offset), 4bv32);call write~init~intFLOATTYPE4(~convertDOUBLEToFLOAT(currentRoundingMode, ~to_fp~DOUBLE(currentRoundingMode, 0.98279368877)), ~#atanhi_atan~0.base, ~bvadd32(8bv32, ~#atanhi_atan~0.offset), 4bv32);call write~init~intFLOATTYPE4(~convertDOUBLEToFLOAT(currentRoundingMode, ~to_fp~DOUBLE(currentRoundingMode, 1.5707962513)), ~#atanhi_atan~0.base, ~bvadd32(12bv32, ~#atanhi_atan~0.offset), 4bv32);call ~#atanlo_atan~0.base, ~#atanlo_atan~0.offset := #Ultimate.allocOnStack(16bv32);call write~init~intFLOATTYPE4(~convertDOUBLEToFLOAT(currentRoundingMode, ~to_fp~DOUBLE(currentRoundingMode, 5.012158244E-9)), ~#atanlo_atan~0.base, ~#atanlo_atan~0.offset, 4bv32);call write~init~intFLOATTYPE4(~convertDOUBLEToFLOAT(currentRoundingMode, ~to_fp~DOUBLE(currentRoundingMode, 3.7748947079E-8)), ~#atanlo_atan~0.base, ~bvadd32(4bv32, ~#atanlo_atan~0.offset), 4bv32);call write~init~intFLOATTYPE4(~convertDOUBLEToFLOAT(currentRoundingMode, ~to_fp~DOUBLE(currentRoundingMode, 3.447321717E-8)), ~#atanlo_atan~0.base, ~bvadd32(8bv32, ~#atanlo_atan~0.offset), 4bv32);call write~init~intFLOATTYPE4(~convertDOUBLEToFLOAT(currentRoundingMode, ~to_fp~DOUBLE(currentRoundingMode, 7.5497894159E-8)), ~#atanlo_atan~0.base, ~bvadd32(12bv32, ~#atanlo_atan~0.offset), 4bv32);call ~#aT_atan~0.base, ~#aT_atan~0.offset := #Ultimate.allocOnStack(44bv32);call write~init~intFLOATTYPE4(~convertDOUBLEToFLOAT(currentRoundingMode, ~to_fp~DOUBLE(currentRoundingMode, 0.33333334327)), ~#aT_atan~0.base, ~#aT_atan~0.offset, 4bv32);call write~init~intFLOATTYPE4(~convertDOUBLEToFLOAT(currentRoundingMode, ~fp.neg~DOUBLE(~to_fp~DOUBLE(currentRoundingMode, 0.20000000298))), ~#aT_atan~0.base, ~bvadd32(4bv32, ~#aT_atan~0.offset), 4bv32);call write~init~intFLOATTYPE4(~convertDOUBLEToFLOAT(currentRoundingMode, ~to_fp~DOUBLE(currentRoundingMode, 0.14285714924)), ~#aT_atan~0.base, ~bvadd32(8bv32, ~#aT_atan~0.offset), 4bv32);call write~init~intFLOATTYPE4(~convertDOUBLEToFLOAT(currentRoundingMode, ~fp.neg~DOUBLE(~to_fp~DOUBLE(currentRoundingMode, 0.11111110449))), ~#aT_atan~0.base, ~bvadd32(12bv32, ~#aT_atan~0.offset), 4bv32);call write~init~intFLOATTYPE4(~convertDOUBLEToFLOAT(currentRoundingMode, ~to_fp~DOUBLE(currentRoundingMode, 0.090908870101)), ~#aT_atan~0.base, ~bvadd32(16bv32, ~#aT_atan~0.offset), 4bv32);call write~init~intFLOATTYPE4(~convertDOUBLEToFLOAT(currentRoundingMode, ~fp.neg~DOUBLE(~to_fp~DOUBLE(currentRoundingMode, 0.076918758452))), ~#aT_atan~0.base, ~bvadd32(20bv32, ~#aT_atan~0.offset), 4bv32);call write~init~intFLOATTYPE4(~convertDOUBLEToFLOAT(currentRoundingMode, ~to_fp~DOUBLE(currentRoundingMode, 0.066610731184)), ~#aT_atan~0.base, ~bvadd32(24bv32, ~#aT_atan~0.offset), 4bv32);call write~init~intFLOATTYPE4(~convertDOUBLEToFLOAT(currentRoundingMode, ~fp.neg~DOUBLE(~to_fp~DOUBLE(currentRoundingMode, 0.058335702866))), ~#aT_atan~0.base, ~bvadd32(28bv32, ~#aT_atan~0.offset), 4bv32);call write~init~intFLOATTYPE4(~convertDOUBLEToFLOAT(currentRoundingMode, ~to_fp~DOUBLE(currentRoundingMode, 0.049768779427)), ~#aT_atan~0.base, ~bvadd32(32bv32, ~#aT_atan~0.offset), 4bv32);call write~init~intFLOATTYPE4(~convertDOUBLEToFLOAT(currentRoundingMode, ~fp.neg~DOUBLE(~to_fp~DOUBLE(currentRoundingMode, 0.036531571299))), ~#aT_atan~0.base, ~bvadd32(36bv32, ~#aT_atan~0.offset), 4bv32);call write~init~intFLOATTYPE4(~convertDOUBLEToFLOAT(currentRoundingMode, ~to_fp~DOUBLE(currentRoundingMode, 0.016285819933)), ~#aT_atan~0.base, ~bvadd32(40bv32, ~#aT_atan~0.offset), 4bv32);~one_atan~0 := ~convertDOUBLEToFLOAT(currentRoundingMode, ~to_fp~DOUBLE(currentRoundingMode, 1.0));~huge_atan~0 := ~convertDOUBLEToFLOAT(currentRoundingMode, ~to_fp~DOUBLE(currentRoundingMode, 1.0E30));~pi_o_4~0 := ~convertDOUBLEToFLOAT(currentRoundingMode, ~to_fp~DOUBLE(currentRoundingMode, 0.78539818525));~pi_o_2~0 := ~convertDOUBLEToFLOAT(currentRoundingMode, ~to_fp~DOUBLE(currentRoundingMode, 1.5707963705));~pi~0 := ~convertDOUBLEToFLOAT(currentRoundingMode, ~to_fp~DOUBLE(currentRoundingMode, 3.141592741));~tiny_atan2~0 := ~convertDOUBLEToFLOAT(currentRoundingMode, ~to_fp~DOUBLE(currentRoundingMode, 1.0E-30));~zero_atan2~0 := ~convertDOUBLEToFLOAT(currentRoundingMode, ~Pluszero~DOUBLE());~pi_lo_atan2~0 := ~convertDOUBLEToFLOAT(currentRoundingMode, ~fp.neg~DOUBLE(~to_fp~DOUBLE(currentRoundingMode, 8.7422776573E-8))); {1272#(and (= ~pi~0 ((_ to_fp 8 24) currentRoundingMode ((_ to_fp 11 53) currentRoundingMode (/ 3141592741.0 1000000000.0)))) (= ((_ to_fp 8 24) currentRoundingMode ((_ to_fp 11 53) currentRoundingMode (/ 1.0 1000000000000000000000000000000.0))) ~tiny_atan2~0) (= currentRoundingMode roundNearestTiesToEven))} is VALID [2020-07-28 17:48:38,474 INFO L280 TraceCheckUtils]: 1: Hoare triple {1272#(and (= ~pi~0 ((_ to_fp 8 24) currentRoundingMode ((_ to_fp 11 53) currentRoundingMode (/ 3141592741.0 1000000000.0)))) (= ((_ to_fp 8 24) currentRoundingMode ((_ to_fp 11 53) currentRoundingMode (/ 1.0 1000000000000000000000000000000.0))) ~tiny_atan2~0) (= currentRoundingMode roundNearestTiesToEven))} havoc main_#res;havoc main_#t~ret42, main_~x~0, main_~y~0, main_~res~0;main_~x~0 := ~fp.neg~FLOAT(~Pluszero~FLOAT());main_~y~0 := ~Pluszero~FLOAT();__ieee754_atan2f_#in~y, __ieee754_atan2f_#in~x := main_~y~0, main_~x~0;havoc __ieee754_atan2f_#res;havoc __ieee754_atan2f_#t~mem25, __ieee754_atan2f_#t~union26, __ieee754_atan2f_~#gf_u~2.base, __ieee754_atan2f_~#gf_u~2.offset, __ieee754_atan2f_#t~mem27, __ieee754_atan2f_#t~union28, __ieee754_atan2f_~#gf_u~3.base, __ieee754_atan2f_~#gf_u~3.offset, __ieee754_atan2f_#t~ret29, __ieee754_atan2f_#t~switch30, __ieee754_atan2f_#t~ite31, __ieee754_atan2f_#t~switch32, __ieee754_atan2f_#t~switch33, __ieee754_atan2f_#t~ite34, __ieee754_atan2f_#t~ret35, __ieee754_atan2f_#t~ret36, __ieee754_atan2f_#t~switch37, __ieee754_atan2f_#t~mem38, __ieee754_atan2f_#t~union39, __ieee754_atan2f_~#gf_u~4.base, __ieee754_atan2f_~#gf_u~4.offset, __ieee754_atan2f_#t~mem40, __ieee754_atan2f_#t~union41, __ieee754_atan2f_~#sf_u~1.base, __ieee754_atan2f_~#sf_u~1.offset, __ieee754_atan2f_~zh~0, __ieee754_atan2f_~y, __ieee754_atan2f_~x, __ieee754_atan2f_~z~1, __ieee754_atan2f_~k~0, __ieee754_atan2f_~m~0, __ieee754_atan2f_~hx~1, __ieee754_atan2f_~hy~0, __ieee754_atan2f_~ix~2, __ieee754_atan2f_~iy~0;__ieee754_atan2f_~y := __ieee754_atan2f_#in~y;__ieee754_atan2f_~x := __ieee754_atan2f_#in~x;havoc __ieee754_atan2f_~z~1;havoc __ieee754_atan2f_~k~0;havoc __ieee754_atan2f_~m~0;havoc __ieee754_atan2f_~hx~1;havoc __ieee754_atan2f_~hy~0;havoc __ieee754_atan2f_~ix~2;havoc __ieee754_atan2f_~iy~0; {1272#(and (= ~pi~0 ((_ to_fp 8 24) currentRoundingMode ((_ to_fp 11 53) currentRoundingMode (/ 3141592741.0 1000000000.0)))) (= ((_ to_fp 8 24) currentRoundingMode ((_ to_fp 11 53) currentRoundingMode (/ 1.0 1000000000000000000000000000000.0))) ~tiny_atan2~0) (= currentRoundingMode roundNearestTiesToEven))} is VALID [2020-07-28 17:48:38,475 INFO L280 TraceCheckUtils]: 2: Hoare triple {1272#(and (= ~pi~0 ((_ to_fp 8 24) currentRoundingMode ((_ to_fp 11 53) currentRoundingMode (/ 3141592741.0 1000000000.0)))) (= ((_ to_fp 8 24) currentRoundingMode ((_ to_fp 11 53) currentRoundingMode (/ 1.0 1000000000000000000000000000000.0))) ~tiny_atan2~0) (= currentRoundingMode roundNearestTiesToEven))} call __ieee754_atan2f_~#gf_u~2.base, __ieee754_atan2f_~#gf_u~2.offset := #Ultimate.allocOnStack(4bv32);call write~intFLOATTYPE4(__ieee754_atan2f_~x, __ieee754_atan2f_~#gf_u~2.base, __ieee754_atan2f_~#gf_u~2.offset, 4bv32);call __ieee754_atan2f_#t~mem25 := read~intINTTYPE4(__ieee754_atan2f_~#gf_u~2.base, __ieee754_atan2f_~#gf_u~2.offset, 4bv32);__ieee754_atan2f_~hx~1 := __ieee754_atan2f_#t~mem25;call write~intFLOATTYPE4(__ieee754_atan2f_#t~union26, __ieee754_atan2f_~#gf_u~2.base, __ieee754_atan2f_~#gf_u~2.offset, 4bv32);havoc __ieee754_atan2f_#t~union26;havoc __ieee754_atan2f_#t~mem25;call ULTIMATE.dealloc(__ieee754_atan2f_~#gf_u~2.base, __ieee754_atan2f_~#gf_u~2.offset);havoc __ieee754_atan2f_~#gf_u~2.base, __ieee754_atan2f_~#gf_u~2.offset; {1272#(and (= ~pi~0 ((_ to_fp 8 24) currentRoundingMode ((_ to_fp 11 53) currentRoundingMode (/ 3141592741.0 1000000000.0)))) (= ((_ to_fp 8 24) currentRoundingMode ((_ to_fp 11 53) currentRoundingMode (/ 1.0 1000000000000000000000000000000.0))) ~tiny_atan2~0) (= currentRoundingMode roundNearestTiesToEven))} is VALID [2020-07-28 17:48:38,476 INFO L280 TraceCheckUtils]: 3: Hoare triple {1272#(and (= ~pi~0 ((_ to_fp 8 24) currentRoundingMode ((_ to_fp 11 53) currentRoundingMode (/ 3141592741.0 1000000000.0)))) (= ((_ to_fp 8 24) currentRoundingMode ((_ to_fp 11 53) currentRoundingMode (/ 1.0 1000000000000000000000000000000.0))) ~tiny_atan2~0) (= currentRoundingMode roundNearestTiesToEven))} goto; {1272#(and (= ~pi~0 ((_ to_fp 8 24) currentRoundingMode ((_ to_fp 11 53) currentRoundingMode (/ 3141592741.0 1000000000.0)))) (= ((_ to_fp 8 24) currentRoundingMode ((_ to_fp 11 53) currentRoundingMode (/ 1.0 1000000000000000000000000000000.0))) ~tiny_atan2~0) (= currentRoundingMode roundNearestTiesToEven))} is VALID [2020-07-28 17:48:38,477 INFO L280 TraceCheckUtils]: 4: Hoare triple {1272#(and (= ~pi~0 ((_ to_fp 8 24) currentRoundingMode ((_ to_fp 11 53) currentRoundingMode (/ 3141592741.0 1000000000.0)))) (= ((_ to_fp 8 24) currentRoundingMode ((_ to_fp 11 53) currentRoundingMode (/ 1.0 1000000000000000000000000000000.0))) ~tiny_atan2~0) (= currentRoundingMode roundNearestTiesToEven))} __ieee754_atan2f_~ix~2 := ~bvand32(2147483647bv32, __ieee754_atan2f_~hx~1); {1272#(and (= ~pi~0 ((_ to_fp 8 24) currentRoundingMode ((_ to_fp 11 53) currentRoundingMode (/ 3141592741.0 1000000000.0)))) (= ((_ to_fp 8 24) currentRoundingMode ((_ to_fp 11 53) currentRoundingMode (/ 1.0 1000000000000000000000000000000.0))) ~tiny_atan2~0) (= currentRoundingMode roundNearestTiesToEven))} is VALID [2020-07-28 17:48:38,478 INFO L280 TraceCheckUtils]: 5: Hoare triple {1272#(and (= ~pi~0 ((_ to_fp 8 24) currentRoundingMode ((_ to_fp 11 53) currentRoundingMode (/ 3141592741.0 1000000000.0)))) (= ((_ to_fp 8 24) currentRoundingMode ((_ to_fp 11 53) currentRoundingMode (/ 1.0 1000000000000000000000000000000.0))) ~tiny_atan2~0) (= currentRoundingMode roundNearestTiesToEven))} call __ieee754_atan2f_~#gf_u~3.base, __ieee754_atan2f_~#gf_u~3.offset := #Ultimate.allocOnStack(4bv32);call write~intFLOATTYPE4(__ieee754_atan2f_~y, __ieee754_atan2f_~#gf_u~3.base, __ieee754_atan2f_~#gf_u~3.offset, 4bv32);call __ieee754_atan2f_#t~mem27 := read~intINTTYPE4(__ieee754_atan2f_~#gf_u~3.base, __ieee754_atan2f_~#gf_u~3.offset, 4bv32);__ieee754_atan2f_~hy~0 := __ieee754_atan2f_#t~mem27;call write~intFLOATTYPE4(__ieee754_atan2f_#t~union28, __ieee754_atan2f_~#gf_u~3.base, __ieee754_atan2f_~#gf_u~3.offset, 4bv32);havoc __ieee754_atan2f_#t~union28;havoc __ieee754_atan2f_#t~mem27;call ULTIMATE.dealloc(__ieee754_atan2f_~#gf_u~3.base, __ieee754_atan2f_~#gf_u~3.offset);havoc __ieee754_atan2f_~#gf_u~3.base, __ieee754_atan2f_~#gf_u~3.offset; {1272#(and (= ~pi~0 ((_ to_fp 8 24) currentRoundingMode ((_ to_fp 11 53) currentRoundingMode (/ 3141592741.0 1000000000.0)))) (= ((_ to_fp 8 24) currentRoundingMode ((_ to_fp 11 53) currentRoundingMode (/ 1.0 1000000000000000000000000000000.0))) ~tiny_atan2~0) (= currentRoundingMode roundNearestTiesToEven))} is VALID [2020-07-28 17:48:38,479 INFO L280 TraceCheckUtils]: 6: Hoare triple {1272#(and (= ~pi~0 ((_ to_fp 8 24) currentRoundingMode ((_ to_fp 11 53) currentRoundingMode (/ 3141592741.0 1000000000.0)))) (= ((_ to_fp 8 24) currentRoundingMode ((_ to_fp 11 53) currentRoundingMode (/ 1.0 1000000000000000000000000000000.0))) ~tiny_atan2~0) (= currentRoundingMode roundNearestTiesToEven))} goto; {1272#(and (= ~pi~0 ((_ to_fp 8 24) currentRoundingMode ((_ to_fp 11 53) currentRoundingMode (/ 3141592741.0 1000000000.0)))) (= ((_ to_fp 8 24) currentRoundingMode ((_ to_fp 11 53) currentRoundingMode (/ 1.0 1000000000000000000000000000000.0))) ~tiny_atan2~0) (= currentRoundingMode roundNearestTiesToEven))} is VALID [2020-07-28 17:48:38,480 INFO L280 TraceCheckUtils]: 7: Hoare triple {1272#(and (= ~pi~0 ((_ to_fp 8 24) currentRoundingMode ((_ to_fp 11 53) currentRoundingMode (/ 3141592741.0 1000000000.0)))) (= ((_ to_fp 8 24) currentRoundingMode ((_ to_fp 11 53) currentRoundingMode (/ 1.0 1000000000000000000000000000000.0))) ~tiny_atan2~0) (= currentRoundingMode roundNearestTiesToEven))} __ieee754_atan2f_~iy~0 := ~bvand32(2147483647bv32, __ieee754_atan2f_~hy~0); {1272#(and (= ~pi~0 ((_ to_fp 8 24) currentRoundingMode ((_ to_fp 11 53) currentRoundingMode (/ 3141592741.0 1000000000.0)))) (= ((_ to_fp 8 24) currentRoundingMode ((_ to_fp 11 53) currentRoundingMode (/ 1.0 1000000000000000000000000000000.0))) ~tiny_atan2~0) (= currentRoundingMode roundNearestTiesToEven))} is VALID [2020-07-28 17:48:38,482 INFO L280 TraceCheckUtils]: 8: Hoare triple {1272#(and (= ~pi~0 ((_ to_fp 8 24) currentRoundingMode ((_ to_fp 11 53) currentRoundingMode (/ 3141592741.0 1000000000.0)))) (= ((_ to_fp 8 24) currentRoundingMode ((_ to_fp 11 53) currentRoundingMode (/ 1.0 1000000000000000000000000000000.0))) ~tiny_atan2~0) (= currentRoundingMode roundNearestTiesToEven))} assume !(~bvsgt32(__ieee754_atan2f_~ix~2, 2139095040bv32) || ~bvsgt32(__ieee754_atan2f_~iy~0, 2139095040bv32)); {1272#(and (= ~pi~0 ((_ to_fp 8 24) currentRoundingMode ((_ to_fp 11 53) currentRoundingMode (/ 3141592741.0 1000000000.0)))) (= ((_ to_fp 8 24) currentRoundingMode ((_ to_fp 11 53) currentRoundingMode (/ 1.0 1000000000000000000000000000000.0))) ~tiny_atan2~0) (= currentRoundingMode roundNearestTiesToEven))} is VALID [2020-07-28 17:48:38,483 INFO L280 TraceCheckUtils]: 9: Hoare triple {1272#(and (= ~pi~0 ((_ to_fp 8 24) currentRoundingMode ((_ to_fp 11 53) currentRoundingMode (/ 3141592741.0 1000000000.0)))) (= ((_ to_fp 8 24) currentRoundingMode ((_ to_fp 11 53) currentRoundingMode (/ 1.0 1000000000000000000000000000000.0))) ~tiny_atan2~0) (= currentRoundingMode roundNearestTiesToEven))} assume !(1065353216bv32 == __ieee754_atan2f_~hx~1);__ieee754_atan2f_~m~0 := ~bvor32(~bvand32(1bv32, ~bvashr32(__ieee754_atan2f_~hy~0, 31bv32)), ~bvand32(2bv32, ~bvashr32(__ieee754_atan2f_~hx~1, 30bv32))); {1272#(and (= ~pi~0 ((_ to_fp 8 24) currentRoundingMode ((_ to_fp 11 53) currentRoundingMode (/ 3141592741.0 1000000000.0)))) (= ((_ to_fp 8 24) currentRoundingMode ((_ to_fp 11 53) currentRoundingMode (/ 1.0 1000000000000000000000000000000.0))) ~tiny_atan2~0) (= currentRoundingMode roundNearestTiesToEven))} is VALID [2020-07-28 17:48:38,484 INFO L280 TraceCheckUtils]: 10: Hoare triple {1272#(and (= ~pi~0 ((_ to_fp 8 24) currentRoundingMode ((_ to_fp 11 53) currentRoundingMode (/ 3141592741.0 1000000000.0)))) (= ((_ to_fp 8 24) currentRoundingMode ((_ to_fp 11 53) currentRoundingMode (/ 1.0 1000000000000000000000000000000.0))) ~tiny_atan2~0) (= currentRoundingMode roundNearestTiesToEven))} assume 0bv32 == __ieee754_atan2f_~iy~0;__ieee754_atan2f_#t~switch30 := 0bv32 == __ieee754_atan2f_~m~0; {1272#(and (= ~pi~0 ((_ to_fp 8 24) currentRoundingMode ((_ to_fp 11 53) currentRoundingMode (/ 3141592741.0 1000000000.0)))) (= ((_ to_fp 8 24) currentRoundingMode ((_ to_fp 11 53) currentRoundingMode (/ 1.0 1000000000000000000000000000000.0))) ~tiny_atan2~0) (= currentRoundingMode roundNearestTiesToEven))} is VALID [2020-07-28 17:48:38,484 INFO L280 TraceCheckUtils]: 11: Hoare triple {1272#(and (= ~pi~0 ((_ to_fp 8 24) currentRoundingMode ((_ to_fp 11 53) currentRoundingMode (/ 3141592741.0 1000000000.0)))) (= ((_ to_fp 8 24) currentRoundingMode ((_ to_fp 11 53) currentRoundingMode (/ 1.0 1000000000000000000000000000000.0))) ~tiny_atan2~0) (= currentRoundingMode roundNearestTiesToEven))} assume !__ieee754_atan2f_#t~switch30; {1272#(and (= ~pi~0 ((_ to_fp 8 24) currentRoundingMode ((_ to_fp 11 53) currentRoundingMode (/ 3141592741.0 1000000000.0)))) (= ((_ to_fp 8 24) currentRoundingMode ((_ to_fp 11 53) currentRoundingMode (/ 1.0 1000000000000000000000000000000.0))) ~tiny_atan2~0) (= currentRoundingMode roundNearestTiesToEven))} is VALID [2020-07-28 17:48:38,485 INFO L280 TraceCheckUtils]: 12: Hoare triple {1272#(and (= ~pi~0 ((_ to_fp 8 24) currentRoundingMode ((_ to_fp 11 53) currentRoundingMode (/ 3141592741.0 1000000000.0)))) (= ((_ to_fp 8 24) currentRoundingMode ((_ to_fp 11 53) currentRoundingMode (/ 1.0 1000000000000000000000000000000.0))) ~tiny_atan2~0) (= currentRoundingMode roundNearestTiesToEven))} __ieee754_atan2f_#t~switch30 := __ieee754_atan2f_#t~switch30 || 1bv32 == __ieee754_atan2f_~m~0; {1272#(and (= ~pi~0 ((_ to_fp 8 24) currentRoundingMode ((_ to_fp 11 53) currentRoundingMode (/ 3141592741.0 1000000000.0)))) (= ((_ to_fp 8 24) currentRoundingMode ((_ to_fp 11 53) currentRoundingMode (/ 1.0 1000000000000000000000000000000.0))) ~tiny_atan2~0) (= currentRoundingMode roundNearestTiesToEven))} is VALID [2020-07-28 17:48:38,487 INFO L280 TraceCheckUtils]: 13: Hoare triple {1272#(and (= ~pi~0 ((_ to_fp 8 24) currentRoundingMode ((_ to_fp 11 53) currentRoundingMode (/ 3141592741.0 1000000000.0)))) (= ((_ to_fp 8 24) currentRoundingMode ((_ to_fp 11 53) currentRoundingMode (/ 1.0 1000000000000000000000000000000.0))) ~tiny_atan2~0) (= currentRoundingMode roundNearestTiesToEven))} assume !__ieee754_atan2f_#t~switch30;__ieee754_atan2f_#t~switch30 := __ieee754_atan2f_#t~switch30 || 2bv32 == __ieee754_atan2f_~m~0; {1272#(and (= ~pi~0 ((_ to_fp 8 24) currentRoundingMode ((_ to_fp 11 53) currentRoundingMode (/ 3141592741.0 1000000000.0)))) (= ((_ to_fp 8 24) currentRoundingMode ((_ to_fp 11 53) currentRoundingMode (/ 1.0 1000000000000000000000000000000.0))) ~tiny_atan2~0) (= currentRoundingMode roundNearestTiesToEven))} is VALID [2020-07-28 17:48:38,489 INFO L280 TraceCheckUtils]: 14: Hoare triple {1272#(and (= ~pi~0 ((_ to_fp 8 24) currentRoundingMode ((_ to_fp 11 53) currentRoundingMode (/ 3141592741.0 1000000000.0)))) (= ((_ to_fp 8 24) currentRoundingMode ((_ to_fp 11 53) currentRoundingMode (/ 1.0 1000000000000000000000000000000.0))) ~tiny_atan2~0) (= currentRoundingMode roundNearestTiesToEven))} assume __ieee754_atan2f_#t~switch30;__ieee754_atan2f_#res := ~fp.add~FLOAT(currentRoundingMode, ~pi~0, ~tiny_atan2~0); {1315#(and (= |ULTIMATE.start___ieee754_atan2f_#res| (fp.add roundNearestTiesToEven ~pi~0 ((_ to_fp 8 24) roundNearestTiesToEven ((_ to_fp 11 53) roundNearestTiesToEven (/ 1.0 1000000000000000000000000000000.0))))) (= ~pi~0 ((_ to_fp 8 24) roundNearestTiesToEven ((_ to_fp 11 53) roundNearestTiesToEven (/ 3141592741.0 1000000000.0)))))} is VALID [2020-07-28 17:48:38,494 INFO L280 TraceCheckUtils]: 15: Hoare triple {1315#(and (= |ULTIMATE.start___ieee754_atan2f_#res| (fp.add roundNearestTiesToEven ~pi~0 ((_ to_fp 8 24) roundNearestTiesToEven ((_ to_fp 11 53) roundNearestTiesToEven (/ 1.0 1000000000000000000000000000000.0))))) (= ~pi~0 ((_ to_fp 8 24) roundNearestTiesToEven ((_ to_fp 11 53) roundNearestTiesToEven (/ 3141592741.0 1000000000.0)))))} main_#t~ret42 := __ieee754_atan2f_#res;main_~res~0 := main_#t~ret42;havoc main_#t~ret42; {1319#(and (= ULTIMATE.start_main_~res~0 (fp.add roundNearestTiesToEven ~pi~0 ((_ to_fp 8 24) roundNearestTiesToEven ((_ to_fp 11 53) roundNearestTiesToEven (/ 1.0 1000000000000000000000000000000.0))))) (= ~pi~0 ((_ to_fp 8 24) roundNearestTiesToEven ((_ to_fp 11 53) roundNearestTiesToEven (/ 3141592741.0 1000000000.0)))))} is VALID [2020-07-28 17:48:38,497 INFO L280 TraceCheckUtils]: 16: Hoare triple {1319#(and (= ULTIMATE.start_main_~res~0 (fp.add roundNearestTiesToEven ~pi~0 ((_ to_fp 8 24) roundNearestTiesToEven ((_ to_fp 11 53) roundNearestTiesToEven (/ 1.0 1000000000000000000000000000000.0))))) (= ~pi~0 ((_ to_fp 8 24) roundNearestTiesToEven ((_ to_fp 11 53) roundNearestTiesToEven (/ 3141592741.0 1000000000.0)))))} assume !~fp.eq~FLOAT(main_~res~0, ~pi~0); {1268#false} is VALID [2020-07-28 17:48:38,497 INFO L280 TraceCheckUtils]: 17: Hoare triple {1268#false} assume !false; {1268#false} is VALID [2020-07-28 17:48:38,499 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-07-28 17:48:38,499 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2020-07-28 17:48:39,224 WARN L193 SmtUtils]: Spent 101.00 ms on a formula simplification that was a NOOP. DAG size: 5 [2020-07-28 17:48:39,254 INFO L280 TraceCheckUtils]: 17: Hoare triple {1268#false} assume !false; {1268#false} is VALID [2020-07-28 17:48:39,255 INFO L280 TraceCheckUtils]: 16: Hoare triple {1329#(fp.eq ULTIMATE.start_main_~res~0 ~pi~0)} assume !~fp.eq~FLOAT(main_~res~0, ~pi~0); {1268#false} is VALID [2020-07-28 17:48:39,256 INFO L280 TraceCheckUtils]: 15: Hoare triple {1333#(fp.eq |ULTIMATE.start___ieee754_atan2f_#res| ~pi~0)} main_#t~ret42 := __ieee754_atan2f_#res;main_~res~0 := main_#t~ret42;havoc main_#t~ret42; {1329#(fp.eq ULTIMATE.start_main_~res~0 ~pi~0)} is VALID [2020-07-28 17:48:39,256 INFO L280 TraceCheckUtils]: 14: Hoare triple {1337#(fp.eq (fp.add currentRoundingMode ~pi~0 ~tiny_atan2~0) ~pi~0)} assume __ieee754_atan2f_#t~switch30;__ieee754_atan2f_#res := ~fp.add~FLOAT(currentRoundingMode, ~pi~0, ~tiny_atan2~0); {1333#(fp.eq |ULTIMATE.start___ieee754_atan2f_#res| ~pi~0)} is VALID [2020-07-28 17:48:39,258 INFO L280 TraceCheckUtils]: 13: Hoare triple {1337#(fp.eq (fp.add currentRoundingMode ~pi~0 ~tiny_atan2~0) ~pi~0)} assume !__ieee754_atan2f_#t~switch30;__ieee754_atan2f_#t~switch30 := __ieee754_atan2f_#t~switch30 || 2bv32 == __ieee754_atan2f_~m~0; {1337#(fp.eq (fp.add currentRoundingMode ~pi~0 ~tiny_atan2~0) ~pi~0)} is VALID [2020-07-28 17:48:39,261 INFO L280 TraceCheckUtils]: 12: Hoare triple {1337#(fp.eq (fp.add currentRoundingMode ~pi~0 ~tiny_atan2~0) ~pi~0)} __ieee754_atan2f_#t~switch30 := __ieee754_atan2f_#t~switch30 || 1bv32 == __ieee754_atan2f_~m~0; {1337#(fp.eq (fp.add currentRoundingMode ~pi~0 ~tiny_atan2~0) ~pi~0)} is VALID [2020-07-28 17:48:39,262 INFO L280 TraceCheckUtils]: 11: Hoare triple {1337#(fp.eq (fp.add currentRoundingMode ~pi~0 ~tiny_atan2~0) ~pi~0)} assume !__ieee754_atan2f_#t~switch30; {1337#(fp.eq (fp.add currentRoundingMode ~pi~0 ~tiny_atan2~0) ~pi~0)} is VALID [2020-07-28 17:48:39,263 INFO L280 TraceCheckUtils]: 10: Hoare triple {1337#(fp.eq (fp.add currentRoundingMode ~pi~0 ~tiny_atan2~0) ~pi~0)} assume 0bv32 == __ieee754_atan2f_~iy~0;__ieee754_atan2f_#t~switch30 := 0bv32 == __ieee754_atan2f_~m~0; {1337#(fp.eq (fp.add currentRoundingMode ~pi~0 ~tiny_atan2~0) ~pi~0)} is VALID [2020-07-28 17:48:39,263 INFO L280 TraceCheckUtils]: 9: Hoare triple {1337#(fp.eq (fp.add currentRoundingMode ~pi~0 ~tiny_atan2~0) ~pi~0)} assume !(1065353216bv32 == __ieee754_atan2f_~hx~1);__ieee754_atan2f_~m~0 := ~bvor32(~bvand32(1bv32, ~bvashr32(__ieee754_atan2f_~hy~0, 31bv32)), ~bvand32(2bv32, ~bvashr32(__ieee754_atan2f_~hx~1, 30bv32))); {1337#(fp.eq (fp.add currentRoundingMode ~pi~0 ~tiny_atan2~0) ~pi~0)} is VALID [2020-07-28 17:48:39,264 INFO L280 TraceCheckUtils]: 8: Hoare triple {1337#(fp.eq (fp.add currentRoundingMode ~pi~0 ~tiny_atan2~0) ~pi~0)} assume !(~bvsgt32(__ieee754_atan2f_~ix~2, 2139095040bv32) || ~bvsgt32(__ieee754_atan2f_~iy~0, 2139095040bv32)); {1337#(fp.eq (fp.add currentRoundingMode ~pi~0 ~tiny_atan2~0) ~pi~0)} is VALID [2020-07-28 17:48:39,265 INFO L280 TraceCheckUtils]: 7: Hoare triple {1337#(fp.eq (fp.add currentRoundingMode ~pi~0 ~tiny_atan2~0) ~pi~0)} __ieee754_atan2f_~iy~0 := ~bvand32(2147483647bv32, __ieee754_atan2f_~hy~0); {1337#(fp.eq (fp.add currentRoundingMode ~pi~0 ~tiny_atan2~0) ~pi~0)} is VALID [2020-07-28 17:48:39,266 INFO L280 TraceCheckUtils]: 6: Hoare triple {1337#(fp.eq (fp.add currentRoundingMode ~pi~0 ~tiny_atan2~0) ~pi~0)} goto; {1337#(fp.eq (fp.add currentRoundingMode ~pi~0 ~tiny_atan2~0) ~pi~0)} is VALID [2020-07-28 17:48:39,268 INFO L280 TraceCheckUtils]: 5: Hoare triple {1337#(fp.eq (fp.add currentRoundingMode ~pi~0 ~tiny_atan2~0) ~pi~0)} call __ieee754_atan2f_~#gf_u~3.base, __ieee754_atan2f_~#gf_u~3.offset := #Ultimate.allocOnStack(4bv32);call write~intFLOATTYPE4(__ieee754_atan2f_~y, __ieee754_atan2f_~#gf_u~3.base, __ieee754_atan2f_~#gf_u~3.offset, 4bv32);call __ieee754_atan2f_#t~mem27 := read~intINTTYPE4(__ieee754_atan2f_~#gf_u~3.base, __ieee754_atan2f_~#gf_u~3.offset, 4bv32);__ieee754_atan2f_~hy~0 := __ieee754_atan2f_#t~mem27;call write~intFLOATTYPE4(__ieee754_atan2f_#t~union28, __ieee754_atan2f_~#gf_u~3.base, __ieee754_atan2f_~#gf_u~3.offset, 4bv32);havoc __ieee754_atan2f_#t~union28;havoc __ieee754_atan2f_#t~mem27;call ULTIMATE.dealloc(__ieee754_atan2f_~#gf_u~3.base, __ieee754_atan2f_~#gf_u~3.offset);havoc __ieee754_atan2f_~#gf_u~3.base, __ieee754_atan2f_~#gf_u~3.offset; {1337#(fp.eq (fp.add currentRoundingMode ~pi~0 ~tiny_atan2~0) ~pi~0)} is VALID [2020-07-28 17:48:39,269 INFO L280 TraceCheckUtils]: 4: Hoare triple {1337#(fp.eq (fp.add currentRoundingMode ~pi~0 ~tiny_atan2~0) ~pi~0)} __ieee754_atan2f_~ix~2 := ~bvand32(2147483647bv32, __ieee754_atan2f_~hx~1); {1337#(fp.eq (fp.add currentRoundingMode ~pi~0 ~tiny_atan2~0) ~pi~0)} is VALID [2020-07-28 17:48:39,270 INFO L280 TraceCheckUtils]: 3: Hoare triple {1337#(fp.eq (fp.add currentRoundingMode ~pi~0 ~tiny_atan2~0) ~pi~0)} goto; {1337#(fp.eq (fp.add currentRoundingMode ~pi~0 ~tiny_atan2~0) ~pi~0)} is VALID [2020-07-28 17:48:39,270 INFO L280 TraceCheckUtils]: 2: Hoare triple {1337#(fp.eq (fp.add currentRoundingMode ~pi~0 ~tiny_atan2~0) ~pi~0)} call __ieee754_atan2f_~#gf_u~2.base, __ieee754_atan2f_~#gf_u~2.offset := #Ultimate.allocOnStack(4bv32);call write~intFLOATTYPE4(__ieee754_atan2f_~x, __ieee754_atan2f_~#gf_u~2.base, __ieee754_atan2f_~#gf_u~2.offset, 4bv32);call __ieee754_atan2f_#t~mem25 := read~intINTTYPE4(__ieee754_atan2f_~#gf_u~2.base, __ieee754_atan2f_~#gf_u~2.offset, 4bv32);__ieee754_atan2f_~hx~1 := __ieee754_atan2f_#t~mem25;call write~intFLOATTYPE4(__ieee754_atan2f_#t~union26, __ieee754_atan2f_~#gf_u~2.base, __ieee754_atan2f_~#gf_u~2.offset, 4bv32);havoc __ieee754_atan2f_#t~union26;havoc __ieee754_atan2f_#t~mem25;call ULTIMATE.dealloc(__ieee754_atan2f_~#gf_u~2.base, __ieee754_atan2f_~#gf_u~2.offset);havoc __ieee754_atan2f_~#gf_u~2.base, __ieee754_atan2f_~#gf_u~2.offset; {1337#(fp.eq (fp.add currentRoundingMode ~pi~0 ~tiny_atan2~0) ~pi~0)} is VALID [2020-07-28 17:48:39,270 INFO L280 TraceCheckUtils]: 1: Hoare triple {1337#(fp.eq (fp.add currentRoundingMode ~pi~0 ~tiny_atan2~0) ~pi~0)} havoc main_#res;havoc main_#t~ret42, main_~x~0, main_~y~0, main_~res~0;main_~x~0 := ~fp.neg~FLOAT(~Pluszero~FLOAT());main_~y~0 := ~Pluszero~FLOAT();__ieee754_atan2f_#in~y, __ieee754_atan2f_#in~x := main_~y~0, main_~x~0;havoc __ieee754_atan2f_#res;havoc __ieee754_atan2f_#t~mem25, __ieee754_atan2f_#t~union26, __ieee754_atan2f_~#gf_u~2.base, __ieee754_atan2f_~#gf_u~2.offset, __ieee754_atan2f_#t~mem27, __ieee754_atan2f_#t~union28, __ieee754_atan2f_~#gf_u~3.base, __ieee754_atan2f_~#gf_u~3.offset, __ieee754_atan2f_#t~ret29, __ieee754_atan2f_#t~switch30, __ieee754_atan2f_#t~ite31, __ieee754_atan2f_#t~switch32, __ieee754_atan2f_#t~switch33, __ieee754_atan2f_#t~ite34, __ieee754_atan2f_#t~ret35, __ieee754_atan2f_#t~ret36, __ieee754_atan2f_#t~switch37, __ieee754_atan2f_#t~mem38, __ieee754_atan2f_#t~union39, __ieee754_atan2f_~#gf_u~4.base, __ieee754_atan2f_~#gf_u~4.offset, __ieee754_atan2f_#t~mem40, __ieee754_atan2f_#t~union41, __ieee754_atan2f_~#sf_u~1.base, __ieee754_atan2f_~#sf_u~1.offset, __ieee754_atan2f_~zh~0, __ieee754_atan2f_~y, __ieee754_atan2f_~x, __ieee754_atan2f_~z~1, __ieee754_atan2f_~k~0, __ieee754_atan2f_~m~0, __ieee754_atan2f_~hx~1, __ieee754_atan2f_~hy~0, __ieee754_atan2f_~ix~2, __ieee754_atan2f_~iy~0;__ieee754_atan2f_~y := __ieee754_atan2f_#in~y;__ieee754_atan2f_~x := __ieee754_atan2f_#in~x;havoc __ieee754_atan2f_~z~1;havoc __ieee754_atan2f_~k~0;havoc __ieee754_atan2f_~m~0;havoc __ieee754_atan2f_~hx~1;havoc __ieee754_atan2f_~hy~0;havoc __ieee754_atan2f_~ix~2;havoc __ieee754_atan2f_~iy~0; {1337#(fp.eq (fp.add currentRoundingMode ~pi~0 ~tiny_atan2~0) ~pi~0)} is VALID [2020-07-28 17:48:39,275 INFO L280 TraceCheckUtils]: 0: Hoare triple {1267#true} #NULL.base, #NULL.offset := 0bv32, 0bv32;#valid := #valid[0bv32 := 0bv1];assume ~bvult32(0bv32, #StackHeapBarrier);currentRoundingMode := ~roundNearestTiesToEven;call ~#atanhi_atan~0.base, ~#atanhi_atan~0.offset := #Ultimate.allocOnStack(16bv32);call write~init~intFLOATTYPE4(~convertDOUBLEToFLOAT(currentRoundingMode, ~to_fp~DOUBLE(currentRoundingMode, 0.46364760399)), ~#atanhi_atan~0.base, ~#atanhi_atan~0.offset, 4bv32);call write~init~intFLOATTYPE4(~convertDOUBLEToFLOAT(currentRoundingMode, ~to_fp~DOUBLE(currentRoundingMode, 0.78539812565)), ~#atanhi_atan~0.base, ~bvadd32(4bv32, ~#atanhi_atan~0.offset), 4bv32);call write~init~intFLOATTYPE4(~convertDOUBLEToFLOAT(currentRoundingMode, ~to_fp~DOUBLE(currentRoundingMode, 0.98279368877)), ~#atanhi_atan~0.base, ~bvadd32(8bv32, ~#atanhi_atan~0.offset), 4bv32);call write~init~intFLOATTYPE4(~convertDOUBLEToFLOAT(currentRoundingMode, ~to_fp~DOUBLE(currentRoundingMode, 1.5707962513)), ~#atanhi_atan~0.base, ~bvadd32(12bv32, ~#atanhi_atan~0.offset), 4bv32);call ~#atanlo_atan~0.base, ~#atanlo_atan~0.offset := #Ultimate.allocOnStack(16bv32);call write~init~intFLOATTYPE4(~convertDOUBLEToFLOAT(currentRoundingMode, ~to_fp~DOUBLE(currentRoundingMode, 5.012158244E-9)), ~#atanlo_atan~0.base, ~#atanlo_atan~0.offset, 4bv32);call write~init~intFLOATTYPE4(~convertDOUBLEToFLOAT(currentRoundingMode, ~to_fp~DOUBLE(currentRoundingMode, 3.7748947079E-8)), ~#atanlo_atan~0.base, ~bvadd32(4bv32, ~#atanlo_atan~0.offset), 4bv32);call write~init~intFLOATTYPE4(~convertDOUBLEToFLOAT(currentRoundingMode, ~to_fp~DOUBLE(currentRoundingMode, 3.447321717E-8)), ~#atanlo_atan~0.base, ~bvadd32(8bv32, ~#atanlo_atan~0.offset), 4bv32);call write~init~intFLOATTYPE4(~convertDOUBLEToFLOAT(currentRoundingMode, ~to_fp~DOUBLE(currentRoundingMode, 7.5497894159E-8)), ~#atanlo_atan~0.base, ~bvadd32(12bv32, ~#atanlo_atan~0.offset), 4bv32);call ~#aT_atan~0.base, ~#aT_atan~0.offset := #Ultimate.allocOnStack(44bv32);call write~init~intFLOATTYPE4(~convertDOUBLEToFLOAT(currentRoundingMode, ~to_fp~DOUBLE(currentRoundingMode, 0.33333334327)), ~#aT_atan~0.base, ~#aT_atan~0.offset, 4bv32);call write~init~intFLOATTYPE4(~convertDOUBLEToFLOAT(currentRoundingMode, ~fp.neg~DOUBLE(~to_fp~DOUBLE(currentRoundingMode, 0.20000000298))), ~#aT_atan~0.base, ~bvadd32(4bv32, ~#aT_atan~0.offset), 4bv32);call write~init~intFLOATTYPE4(~convertDOUBLEToFLOAT(currentRoundingMode, ~to_fp~DOUBLE(currentRoundingMode, 0.14285714924)), ~#aT_atan~0.base, ~bvadd32(8bv32, ~#aT_atan~0.offset), 4bv32);call write~init~intFLOATTYPE4(~convertDOUBLEToFLOAT(currentRoundingMode, ~fp.neg~DOUBLE(~to_fp~DOUBLE(currentRoundingMode, 0.11111110449))), ~#aT_atan~0.base, ~bvadd32(12bv32, ~#aT_atan~0.offset), 4bv32);call write~init~intFLOATTYPE4(~convertDOUBLEToFLOAT(currentRoundingMode, ~to_fp~DOUBLE(currentRoundingMode, 0.090908870101)), ~#aT_atan~0.base, ~bvadd32(16bv32, ~#aT_atan~0.offset), 4bv32);call write~init~intFLOATTYPE4(~convertDOUBLEToFLOAT(currentRoundingMode, ~fp.neg~DOUBLE(~to_fp~DOUBLE(currentRoundingMode, 0.076918758452))), ~#aT_atan~0.base, ~bvadd32(20bv32, ~#aT_atan~0.offset), 4bv32);call write~init~intFLOATTYPE4(~convertDOUBLEToFLOAT(currentRoundingMode, ~to_fp~DOUBLE(currentRoundingMode, 0.066610731184)), ~#aT_atan~0.base, ~bvadd32(24bv32, ~#aT_atan~0.offset), 4bv32);call write~init~intFLOATTYPE4(~convertDOUBLEToFLOAT(currentRoundingMode, ~fp.neg~DOUBLE(~to_fp~DOUBLE(currentRoundingMode, 0.058335702866))), ~#aT_atan~0.base, ~bvadd32(28bv32, ~#aT_atan~0.offset), 4bv32);call write~init~intFLOATTYPE4(~convertDOUBLEToFLOAT(currentRoundingMode, ~to_fp~DOUBLE(currentRoundingMode, 0.049768779427)), ~#aT_atan~0.base, ~bvadd32(32bv32, ~#aT_atan~0.offset), 4bv32);call write~init~intFLOATTYPE4(~convertDOUBLEToFLOAT(currentRoundingMode, ~fp.neg~DOUBLE(~to_fp~DOUBLE(currentRoundingMode, 0.036531571299))), ~#aT_atan~0.base, ~bvadd32(36bv32, ~#aT_atan~0.offset), 4bv32);call write~init~intFLOATTYPE4(~convertDOUBLEToFLOAT(currentRoundingMode, ~to_fp~DOUBLE(currentRoundingMode, 0.016285819933)), ~#aT_atan~0.base, ~bvadd32(40bv32, ~#aT_atan~0.offset), 4bv32);~one_atan~0 := ~convertDOUBLEToFLOAT(currentRoundingMode, ~to_fp~DOUBLE(currentRoundingMode, 1.0));~huge_atan~0 := ~convertDOUBLEToFLOAT(currentRoundingMode, ~to_fp~DOUBLE(currentRoundingMode, 1.0E30));~pi_o_4~0 := ~convertDOUBLEToFLOAT(currentRoundingMode, ~to_fp~DOUBLE(currentRoundingMode, 0.78539818525));~pi_o_2~0 := ~convertDOUBLEToFLOAT(currentRoundingMode, ~to_fp~DOUBLE(currentRoundingMode, 1.5707963705));~pi~0 := ~convertDOUBLEToFLOAT(currentRoundingMode, ~to_fp~DOUBLE(currentRoundingMode, 3.141592741));~tiny_atan2~0 := ~convertDOUBLEToFLOAT(currentRoundingMode, ~to_fp~DOUBLE(currentRoundingMode, 1.0E-30));~zero_atan2~0 := ~convertDOUBLEToFLOAT(currentRoundingMode, ~Pluszero~DOUBLE());~pi_lo_atan2~0 := ~convertDOUBLEToFLOAT(currentRoundingMode, ~fp.neg~DOUBLE(~to_fp~DOUBLE(currentRoundingMode, 8.7422776573E-8))); {1337#(fp.eq (fp.add currentRoundingMode ~pi~0 ~tiny_atan2~0) ~pi~0)} is VALID [2020-07-28 17:48:39,277 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-07-28 17:48:39,277 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [278452406] [2020-07-28 17:48:39,278 INFO L220 FreeRefinementEngine]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2020-07-28 17:48:39,278 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4, 4] imperfect sequences [] total 7 [2020-07-28 17:48:39,278 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1051364206] [2020-07-28 17:48:39,278 INFO L78 Accepts]: Start accepts. Automaton has 8 states. Word has length 18 [2020-07-28 17:48:39,279 INFO L84 Accepts]: Finished accepts. word is accepted. [2020-07-28 17:48:39,279 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 8 states. [2020-07-28 17:48:39,589 INFO L119 InductivityCheck]: Floyd-Hoare automaton has 35 edges. 35 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2020-07-28 17:48:39,589 INFO L459 AbstractCegarLoop]: Interpolant automaton has 8 states [2020-07-28 17:48:39,590 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2020-07-28 17:48:39,590 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2020-07-28 17:48:39,590 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=16, Invalid=40, Unknown=0, NotChecked=0, Total=56 [2020-07-28 17:48:39,590 INFO L87 Difference]: Start difference. First operand 24 states and 25 transitions. Second operand 8 states. [2020-07-28 17:48:40,312 WARN L193 SmtUtils]: Spent 212.00 ms on a formula simplification. DAG size of input: 22 DAG size of output: 19 [2020-07-28 17:48:40,831 WARN L193 SmtUtils]: Spent 239.00 ms on a formula simplification. DAG size of input: 24 DAG size of output: 21 [2020-07-28 17:48:41,439 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-28 17:48:41,440 INFO L93 Difference]: Finished difference Result 28 states and 28 transitions. [2020-07-28 17:48:41,440 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2020-07-28 17:48:41,440 INFO L78 Accepts]: Start accepts. Automaton has 8 states. Word has length 18 [2020-07-28 17:48:41,440 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-07-28 17:48:41,441 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 8 states. [2020-07-28 17:48:41,441 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5 states to 5 states and 28 transitions. [2020-07-28 17:48:41,441 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 8 states. [2020-07-28 17:48:41,442 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5 states to 5 states and 28 transitions. [2020-07-28 17:48:41,442 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 5 states and 28 transitions. [2020-07-28 17:48:41,614 INFO L119 InductivityCheck]: Floyd-Hoare automaton has 28 edges. 28 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2020-07-28 17:48:41,614 INFO L225 Difference]: With dead ends: 28 [2020-07-28 17:48:41,614 INFO L226 Difference]: Without dead ends: 24 [2020-07-28 17:48:41,615 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 36 GetRequests, 27 SyntacticMatches, 1 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 1.7s TimeCoverageRelationStatistics Valid=31, Invalid=59, Unknown=0, NotChecked=0, Total=90 [2020-07-28 17:48:41,615 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 24 states. [2020-07-28 17:48:41,631 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 24 to 24. [2020-07-28 17:48:41,632 INFO L214 AbstractMinimizeNwa]: Start testing correctness of minimizeSevpa [2020-07-28 17:48:41,632 INFO L82 GeneralOperation]: Start isEquivalent. First operand 24 states. Second operand 24 states. [2020-07-28 17:48:41,632 INFO L74 IsIncluded]: Start isIncluded. First operand 24 states. Second operand 24 states. [2020-07-28 17:48:41,632 INFO L87 Difference]: Start difference. First operand 24 states. Second operand 24 states. [2020-07-28 17:48:41,634 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-28 17:48:41,634 INFO L93 Difference]: Finished difference Result 24 states and 24 transitions. [2020-07-28 17:48:41,634 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 24 transitions. [2020-07-28 17:48:41,635 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-07-28 17:48:41,635 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2020-07-28 17:48:41,635 INFO L74 IsIncluded]: Start isIncluded. First operand 24 states. Second operand 24 states. [2020-07-28 17:48:41,635 INFO L87 Difference]: Start difference. First operand 24 states. Second operand 24 states. [2020-07-28 17:48:41,637 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-28 17:48:41,637 INFO L93 Difference]: Finished difference Result 24 states and 24 transitions. [2020-07-28 17:48:41,637 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 24 transitions. [2020-07-28 17:48:41,637 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-07-28 17:48:41,638 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2020-07-28 17:48:41,638 INFO L88 GeneralOperation]: Finished isEquivalent. [2020-07-28 17:48:41,638 INFO L221 AbstractMinimizeNwa]: Finished testing correctness of minimizeSevpa [2020-07-28 17:48:41,638 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 24 states. [2020-07-28 17:48:41,639 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 24 states to 24 states and 24 transitions. [2020-07-28 17:48:41,640 INFO L78 Accepts]: Start accepts. Automaton has 24 states and 24 transitions. Word has length 18 [2020-07-28 17:48:41,640 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-07-28 17:48:41,640 INFO L479 AbstractCegarLoop]: Abstraction has 24 states and 24 transitions. [2020-07-28 17:48:41,640 INFO L480 AbstractCegarLoop]: Interpolant automaton has 8 states. [2020-07-28 17:48:41,641 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 24 transitions. [2020-07-28 17:48:41,641 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2020-07-28 17:48:41,641 INFO L414 BasicCegarLoop]: Found error trace [2020-07-28 17:48:41,641 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-07-28 17:48:41,842 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 5 mathsat -unsat_core_generation=3 [2020-07-28 17:48:41,843 INFO L427 AbstractCegarLoop]: === Iteration 5 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-07-28 17:48:41,843 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-07-28 17:48:41,843 INFO L82 PathProgramCache]: Analyzing trace with hash 1386426768, now seen corresponding path program 1 times [2020-07-28 17:48:41,844 INFO L163 FreeRefinementEngine]: Executing refinement strategy WOLF [2020-07-28 17:48:41,845 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [319361179] [2020-07-28 17:48:41,845 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY 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 [2020-07-28 17:48:42,715 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-28 17:48:42,778 INFO L263 TraceCheckSpWp]: Trace formula consists of 113 conjuncts, 15 conjunts are in the unsatisfiable core [2020-07-28 17:48:42,797 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-28 17:48:42,799 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-07-28 17:48:42,987 INFO L523 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2020-07-28 17:48:43,017 INFO L280 TraceCheckUtils]: 0: Hoare triple {1490#true} #NULL.base, #NULL.offset := 0bv32, 0bv32;#valid := #valid[0bv32 := 0bv1];assume ~bvult32(0bv32, #StackHeapBarrier);currentRoundingMode := ~roundNearestTiesToEven;call ~#atanhi_atan~0.base, ~#atanhi_atan~0.offset := #Ultimate.allocOnStack(16bv32);call write~init~intFLOATTYPE4(~convertDOUBLEToFLOAT(currentRoundingMode, ~to_fp~DOUBLE(currentRoundingMode, 0.46364760399)), ~#atanhi_atan~0.base, ~#atanhi_atan~0.offset, 4bv32);call write~init~intFLOATTYPE4(~convertDOUBLEToFLOAT(currentRoundingMode, ~to_fp~DOUBLE(currentRoundingMode, 0.78539812565)), ~#atanhi_atan~0.base, ~bvadd32(4bv32, ~#atanhi_atan~0.offset), 4bv32);call write~init~intFLOATTYPE4(~convertDOUBLEToFLOAT(currentRoundingMode, ~to_fp~DOUBLE(currentRoundingMode, 0.98279368877)), ~#atanhi_atan~0.base, ~bvadd32(8bv32, ~#atanhi_atan~0.offset), 4bv32);call write~init~intFLOATTYPE4(~convertDOUBLEToFLOAT(currentRoundingMode, ~to_fp~DOUBLE(currentRoundingMode, 1.5707962513)), ~#atanhi_atan~0.base, ~bvadd32(12bv32, ~#atanhi_atan~0.offset), 4bv32);call ~#atanlo_atan~0.base, ~#atanlo_atan~0.offset := #Ultimate.allocOnStack(16bv32);call write~init~intFLOATTYPE4(~convertDOUBLEToFLOAT(currentRoundingMode, ~to_fp~DOUBLE(currentRoundingMode, 5.012158244E-9)), ~#atanlo_atan~0.base, ~#atanlo_atan~0.offset, 4bv32);call write~init~intFLOATTYPE4(~convertDOUBLEToFLOAT(currentRoundingMode, ~to_fp~DOUBLE(currentRoundingMode, 3.7748947079E-8)), ~#atanlo_atan~0.base, ~bvadd32(4bv32, ~#atanlo_atan~0.offset), 4bv32);call write~init~intFLOATTYPE4(~convertDOUBLEToFLOAT(currentRoundingMode, ~to_fp~DOUBLE(currentRoundingMode, 3.447321717E-8)), ~#atanlo_atan~0.base, ~bvadd32(8bv32, ~#atanlo_atan~0.offset), 4bv32);call write~init~intFLOATTYPE4(~convertDOUBLEToFLOAT(currentRoundingMode, ~to_fp~DOUBLE(currentRoundingMode, 7.5497894159E-8)), ~#atanlo_atan~0.base, ~bvadd32(12bv32, ~#atanlo_atan~0.offset), 4bv32);call ~#aT_atan~0.base, ~#aT_atan~0.offset := #Ultimate.allocOnStack(44bv32);call write~init~intFLOATTYPE4(~convertDOUBLEToFLOAT(currentRoundingMode, ~to_fp~DOUBLE(currentRoundingMode, 0.33333334327)), ~#aT_atan~0.base, ~#aT_atan~0.offset, 4bv32);call write~init~intFLOATTYPE4(~convertDOUBLEToFLOAT(currentRoundingMode, ~fp.neg~DOUBLE(~to_fp~DOUBLE(currentRoundingMode, 0.20000000298))), ~#aT_atan~0.base, ~bvadd32(4bv32, ~#aT_atan~0.offset), 4bv32);call write~init~intFLOATTYPE4(~convertDOUBLEToFLOAT(currentRoundingMode, ~to_fp~DOUBLE(currentRoundingMode, 0.14285714924)), ~#aT_atan~0.base, ~bvadd32(8bv32, ~#aT_atan~0.offset), 4bv32);call write~init~intFLOATTYPE4(~convertDOUBLEToFLOAT(currentRoundingMode, ~fp.neg~DOUBLE(~to_fp~DOUBLE(currentRoundingMode, 0.11111110449))), ~#aT_atan~0.base, ~bvadd32(12bv32, ~#aT_atan~0.offset), 4bv32);call write~init~intFLOATTYPE4(~convertDOUBLEToFLOAT(currentRoundingMode, ~to_fp~DOUBLE(currentRoundingMode, 0.090908870101)), ~#aT_atan~0.base, ~bvadd32(16bv32, ~#aT_atan~0.offset), 4bv32);call write~init~intFLOATTYPE4(~convertDOUBLEToFLOAT(currentRoundingMode, ~fp.neg~DOUBLE(~to_fp~DOUBLE(currentRoundingMode, 0.076918758452))), ~#aT_atan~0.base, ~bvadd32(20bv32, ~#aT_atan~0.offset), 4bv32);call write~init~intFLOATTYPE4(~convertDOUBLEToFLOAT(currentRoundingMode, ~to_fp~DOUBLE(currentRoundingMode, 0.066610731184)), ~#aT_atan~0.base, ~bvadd32(24bv32, ~#aT_atan~0.offset), 4bv32);call write~init~intFLOATTYPE4(~convertDOUBLEToFLOAT(currentRoundingMode, ~fp.neg~DOUBLE(~to_fp~DOUBLE(currentRoundingMode, 0.058335702866))), ~#aT_atan~0.base, ~bvadd32(28bv32, ~#aT_atan~0.offset), 4bv32);call write~init~intFLOATTYPE4(~convertDOUBLEToFLOAT(currentRoundingMode, ~to_fp~DOUBLE(currentRoundingMode, 0.049768779427)), ~#aT_atan~0.base, ~bvadd32(32bv32, ~#aT_atan~0.offset), 4bv32);call write~init~intFLOATTYPE4(~convertDOUBLEToFLOAT(currentRoundingMode, ~fp.neg~DOUBLE(~to_fp~DOUBLE(currentRoundingMode, 0.036531571299))), ~#aT_atan~0.base, ~bvadd32(36bv32, ~#aT_atan~0.offset), 4bv32);call write~init~intFLOATTYPE4(~convertDOUBLEToFLOAT(currentRoundingMode, ~to_fp~DOUBLE(currentRoundingMode, 0.016285819933)), ~#aT_atan~0.base, ~bvadd32(40bv32, ~#aT_atan~0.offset), 4bv32);~one_atan~0 := ~convertDOUBLEToFLOAT(currentRoundingMode, ~to_fp~DOUBLE(currentRoundingMode, 1.0));~huge_atan~0 := ~convertDOUBLEToFLOAT(currentRoundingMode, ~to_fp~DOUBLE(currentRoundingMode, 1.0E30));~pi_o_4~0 := ~convertDOUBLEToFLOAT(currentRoundingMode, ~to_fp~DOUBLE(currentRoundingMode, 0.78539818525));~pi_o_2~0 := ~convertDOUBLEToFLOAT(currentRoundingMode, ~to_fp~DOUBLE(currentRoundingMode, 1.5707963705));~pi~0 := ~convertDOUBLEToFLOAT(currentRoundingMode, ~to_fp~DOUBLE(currentRoundingMode, 3.141592741));~tiny_atan2~0 := ~convertDOUBLEToFLOAT(currentRoundingMode, ~to_fp~DOUBLE(currentRoundingMode, 1.0E-30));~zero_atan2~0 := ~convertDOUBLEToFLOAT(currentRoundingMode, ~Pluszero~DOUBLE());~pi_lo_atan2~0 := ~convertDOUBLEToFLOAT(currentRoundingMode, ~fp.neg~DOUBLE(~to_fp~DOUBLE(currentRoundingMode, 8.7422776573E-8))); {1490#true} is VALID [2020-07-28 17:48:43,018 INFO L280 TraceCheckUtils]: 1: Hoare triple {1490#true} havoc main_#res;havoc main_#t~ret42, main_~x~0, main_~y~0, main_~res~0;main_~x~0 := ~fp.neg~FLOAT(~Pluszero~FLOAT());main_~y~0 := ~Pluszero~FLOAT();__ieee754_atan2f_#in~y, __ieee754_atan2f_#in~x := main_~y~0, main_~x~0;havoc __ieee754_atan2f_#res;havoc __ieee754_atan2f_#t~mem25, __ieee754_atan2f_#t~union26, __ieee754_atan2f_~#gf_u~2.base, __ieee754_atan2f_~#gf_u~2.offset, __ieee754_atan2f_#t~mem27, __ieee754_atan2f_#t~union28, __ieee754_atan2f_~#gf_u~3.base, __ieee754_atan2f_~#gf_u~3.offset, __ieee754_atan2f_#t~ret29, __ieee754_atan2f_#t~switch30, __ieee754_atan2f_#t~ite31, __ieee754_atan2f_#t~switch32, __ieee754_atan2f_#t~switch33, __ieee754_atan2f_#t~ite34, __ieee754_atan2f_#t~ret35, __ieee754_atan2f_#t~ret36, __ieee754_atan2f_#t~switch37, __ieee754_atan2f_#t~mem38, __ieee754_atan2f_#t~union39, __ieee754_atan2f_~#gf_u~4.base, __ieee754_atan2f_~#gf_u~4.offset, __ieee754_atan2f_#t~mem40, __ieee754_atan2f_#t~union41, __ieee754_atan2f_~#sf_u~1.base, __ieee754_atan2f_~#sf_u~1.offset, __ieee754_atan2f_~zh~0, __ieee754_atan2f_~y, __ieee754_atan2f_~x, __ieee754_atan2f_~z~1, __ieee754_atan2f_~k~0, __ieee754_atan2f_~m~0, __ieee754_atan2f_~hx~1, __ieee754_atan2f_~hy~0, __ieee754_atan2f_~ix~2, __ieee754_atan2f_~iy~0;__ieee754_atan2f_~y := __ieee754_atan2f_#in~y;__ieee754_atan2f_~x := __ieee754_atan2f_#in~x;havoc __ieee754_atan2f_~z~1;havoc __ieee754_atan2f_~k~0;havoc __ieee754_atan2f_~m~0;havoc __ieee754_atan2f_~hx~1;havoc __ieee754_atan2f_~hy~0;havoc __ieee754_atan2f_~ix~2;havoc __ieee754_atan2f_~iy~0; {1498#(and (= ULTIMATE.start___ieee754_atan2f_~x (fp.neg (_ +zero 8 24))) (= ULTIMATE.start___ieee754_atan2f_~y (_ +zero 8 24)))} is VALID [2020-07-28 17:48:43,021 INFO L280 TraceCheckUtils]: 2: Hoare triple {1498#(and (= ULTIMATE.start___ieee754_atan2f_~x (fp.neg (_ +zero 8 24))) (= ULTIMATE.start___ieee754_atan2f_~y (_ +zero 8 24)))} call __ieee754_atan2f_~#gf_u~2.base, __ieee754_atan2f_~#gf_u~2.offset := #Ultimate.allocOnStack(4bv32);call write~intFLOATTYPE4(__ieee754_atan2f_~x, __ieee754_atan2f_~#gf_u~2.base, __ieee754_atan2f_~#gf_u~2.offset, 4bv32);call __ieee754_atan2f_#t~mem25 := read~intINTTYPE4(__ieee754_atan2f_~#gf_u~2.base, __ieee754_atan2f_~#gf_u~2.offset, 4bv32);__ieee754_atan2f_~hx~1 := __ieee754_atan2f_#t~mem25;call write~intFLOATTYPE4(__ieee754_atan2f_#t~union26, __ieee754_atan2f_~#gf_u~2.base, __ieee754_atan2f_~#gf_u~2.offset, 4bv32);havoc __ieee754_atan2f_#t~union26;havoc __ieee754_atan2f_#t~mem25;call ULTIMATE.dealloc(__ieee754_atan2f_~#gf_u~2.base, __ieee754_atan2f_~#gf_u~2.offset);havoc __ieee754_atan2f_~#gf_u~2.base, __ieee754_atan2f_~#gf_u~2.offset; {1502#(and (= (fp ((_ extract 31 31) ULTIMATE.start___ieee754_atan2f_~hx~1) ((_ extract 30 23) ULTIMATE.start___ieee754_atan2f_~hx~1) ((_ extract 22 0) ULTIMATE.start___ieee754_atan2f_~hx~1)) (fp.neg (_ +zero 8 24))) (= ULTIMATE.start___ieee754_atan2f_~y (_ +zero 8 24)))} is VALID [2020-07-28 17:48:43,022 INFO L280 TraceCheckUtils]: 3: Hoare triple {1502#(and (= (fp ((_ extract 31 31) ULTIMATE.start___ieee754_atan2f_~hx~1) ((_ extract 30 23) ULTIMATE.start___ieee754_atan2f_~hx~1) ((_ extract 22 0) ULTIMATE.start___ieee754_atan2f_~hx~1)) (fp.neg (_ +zero 8 24))) (= ULTIMATE.start___ieee754_atan2f_~y (_ +zero 8 24)))} goto; {1502#(and (= (fp ((_ extract 31 31) ULTIMATE.start___ieee754_atan2f_~hx~1) ((_ extract 30 23) ULTIMATE.start___ieee754_atan2f_~hx~1) ((_ extract 22 0) ULTIMATE.start___ieee754_atan2f_~hx~1)) (fp.neg (_ +zero 8 24))) (= ULTIMATE.start___ieee754_atan2f_~y (_ +zero 8 24)))} is VALID [2020-07-28 17:48:43,023 INFO L280 TraceCheckUtils]: 4: Hoare triple {1502#(and (= (fp ((_ extract 31 31) ULTIMATE.start___ieee754_atan2f_~hx~1) ((_ extract 30 23) ULTIMATE.start___ieee754_atan2f_~hx~1) ((_ extract 22 0) ULTIMATE.start___ieee754_atan2f_~hx~1)) (fp.neg (_ +zero 8 24))) (= ULTIMATE.start___ieee754_atan2f_~y (_ +zero 8 24)))} __ieee754_atan2f_~ix~2 := ~bvand32(2147483647bv32, __ieee754_atan2f_~hx~1); {1502#(and (= (fp ((_ extract 31 31) ULTIMATE.start___ieee754_atan2f_~hx~1) ((_ extract 30 23) ULTIMATE.start___ieee754_atan2f_~hx~1) ((_ extract 22 0) ULTIMATE.start___ieee754_atan2f_~hx~1)) (fp.neg (_ +zero 8 24))) (= ULTIMATE.start___ieee754_atan2f_~y (_ +zero 8 24)))} is VALID [2020-07-28 17:48:43,025 INFO L280 TraceCheckUtils]: 5: Hoare triple {1502#(and (= (fp ((_ extract 31 31) ULTIMATE.start___ieee754_atan2f_~hx~1) ((_ extract 30 23) ULTIMATE.start___ieee754_atan2f_~hx~1) ((_ extract 22 0) ULTIMATE.start___ieee754_atan2f_~hx~1)) (fp.neg (_ +zero 8 24))) (= ULTIMATE.start___ieee754_atan2f_~y (_ +zero 8 24)))} call __ieee754_atan2f_~#gf_u~3.base, __ieee754_atan2f_~#gf_u~3.offset := #Ultimate.allocOnStack(4bv32);call write~intFLOATTYPE4(__ieee754_atan2f_~y, __ieee754_atan2f_~#gf_u~3.base, __ieee754_atan2f_~#gf_u~3.offset, 4bv32);call __ieee754_atan2f_#t~mem27 := read~intINTTYPE4(__ieee754_atan2f_~#gf_u~3.base, __ieee754_atan2f_~#gf_u~3.offset, 4bv32);__ieee754_atan2f_~hy~0 := __ieee754_atan2f_#t~mem27;call write~intFLOATTYPE4(__ieee754_atan2f_#t~union28, __ieee754_atan2f_~#gf_u~3.base, __ieee754_atan2f_~#gf_u~3.offset, 4bv32);havoc __ieee754_atan2f_#t~union28;havoc __ieee754_atan2f_#t~mem27;call ULTIMATE.dealloc(__ieee754_atan2f_~#gf_u~3.base, __ieee754_atan2f_~#gf_u~3.offset);havoc __ieee754_atan2f_~#gf_u~3.base, __ieee754_atan2f_~#gf_u~3.offset; {1512#(and (= (fp ((_ extract 31 31) ULTIMATE.start___ieee754_atan2f_~hx~1) ((_ extract 30 23) ULTIMATE.start___ieee754_atan2f_~hx~1) ((_ extract 22 0) ULTIMATE.start___ieee754_atan2f_~hx~1)) (fp.neg (_ +zero 8 24))) (= (fp ((_ extract 31 31) ULTIMATE.start___ieee754_atan2f_~hy~0) ((_ extract 30 23) ULTIMATE.start___ieee754_atan2f_~hy~0) ((_ extract 22 0) ULTIMATE.start___ieee754_atan2f_~hy~0)) (_ +zero 8 24)))} is VALID [2020-07-28 17:48:43,027 INFO L280 TraceCheckUtils]: 6: Hoare triple {1512#(and (= (fp ((_ extract 31 31) ULTIMATE.start___ieee754_atan2f_~hx~1) ((_ extract 30 23) ULTIMATE.start___ieee754_atan2f_~hx~1) ((_ extract 22 0) ULTIMATE.start___ieee754_atan2f_~hx~1)) (fp.neg (_ +zero 8 24))) (= (fp ((_ extract 31 31) ULTIMATE.start___ieee754_atan2f_~hy~0) ((_ extract 30 23) ULTIMATE.start___ieee754_atan2f_~hy~0) ((_ extract 22 0) ULTIMATE.start___ieee754_atan2f_~hy~0)) (_ +zero 8 24)))} goto; {1512#(and (= (fp ((_ extract 31 31) ULTIMATE.start___ieee754_atan2f_~hx~1) ((_ extract 30 23) ULTIMATE.start___ieee754_atan2f_~hx~1) ((_ extract 22 0) ULTIMATE.start___ieee754_atan2f_~hx~1)) (fp.neg (_ +zero 8 24))) (= (fp ((_ extract 31 31) ULTIMATE.start___ieee754_atan2f_~hy~0) ((_ extract 30 23) ULTIMATE.start___ieee754_atan2f_~hy~0) ((_ extract 22 0) ULTIMATE.start___ieee754_atan2f_~hy~0)) (_ +zero 8 24)))} is VALID [2020-07-28 17:48:43,031 INFO L280 TraceCheckUtils]: 7: Hoare triple {1512#(and (= (fp ((_ extract 31 31) ULTIMATE.start___ieee754_atan2f_~hx~1) ((_ extract 30 23) ULTIMATE.start___ieee754_atan2f_~hx~1) ((_ extract 22 0) ULTIMATE.start___ieee754_atan2f_~hx~1)) (fp.neg (_ +zero 8 24))) (= (fp ((_ extract 31 31) ULTIMATE.start___ieee754_atan2f_~hy~0) ((_ extract 30 23) ULTIMATE.start___ieee754_atan2f_~hy~0) ((_ extract 22 0) ULTIMATE.start___ieee754_atan2f_~hy~0)) (_ +zero 8 24)))} __ieee754_atan2f_~iy~0 := ~bvand32(2147483647bv32, __ieee754_atan2f_~hy~0); {1512#(and (= (fp ((_ extract 31 31) ULTIMATE.start___ieee754_atan2f_~hx~1) ((_ extract 30 23) ULTIMATE.start___ieee754_atan2f_~hx~1) ((_ extract 22 0) ULTIMATE.start___ieee754_atan2f_~hx~1)) (fp.neg (_ +zero 8 24))) (= (fp ((_ extract 31 31) ULTIMATE.start___ieee754_atan2f_~hy~0) ((_ extract 30 23) ULTIMATE.start___ieee754_atan2f_~hy~0) ((_ extract 22 0) ULTIMATE.start___ieee754_atan2f_~hy~0)) (_ +zero 8 24)))} is VALID [2020-07-28 17:48:43,034 INFO L280 TraceCheckUtils]: 8: Hoare triple {1512#(and (= (fp ((_ extract 31 31) ULTIMATE.start___ieee754_atan2f_~hx~1) ((_ extract 30 23) ULTIMATE.start___ieee754_atan2f_~hx~1) ((_ extract 22 0) ULTIMATE.start___ieee754_atan2f_~hx~1)) (fp.neg (_ +zero 8 24))) (= (fp ((_ extract 31 31) ULTIMATE.start___ieee754_atan2f_~hy~0) ((_ extract 30 23) ULTIMATE.start___ieee754_atan2f_~hy~0) ((_ extract 22 0) ULTIMATE.start___ieee754_atan2f_~hy~0)) (_ +zero 8 24)))} assume !(~bvsgt32(__ieee754_atan2f_~ix~2, 2139095040bv32) || ~bvsgt32(__ieee754_atan2f_~iy~0, 2139095040bv32)); {1512#(and (= (fp ((_ extract 31 31) ULTIMATE.start___ieee754_atan2f_~hx~1) ((_ extract 30 23) ULTIMATE.start___ieee754_atan2f_~hx~1) ((_ extract 22 0) ULTIMATE.start___ieee754_atan2f_~hx~1)) (fp.neg (_ +zero 8 24))) (= (fp ((_ extract 31 31) ULTIMATE.start___ieee754_atan2f_~hy~0) ((_ extract 30 23) ULTIMATE.start___ieee754_atan2f_~hy~0) ((_ extract 22 0) ULTIMATE.start___ieee754_atan2f_~hy~0)) (_ +zero 8 24)))} is VALID [2020-07-28 17:48:43,037 INFO L280 TraceCheckUtils]: 9: Hoare triple {1512#(and (= (fp ((_ extract 31 31) ULTIMATE.start___ieee754_atan2f_~hx~1) ((_ extract 30 23) ULTIMATE.start___ieee754_atan2f_~hx~1) ((_ extract 22 0) ULTIMATE.start___ieee754_atan2f_~hx~1)) (fp.neg (_ +zero 8 24))) (= (fp ((_ extract 31 31) ULTIMATE.start___ieee754_atan2f_~hy~0) ((_ extract 30 23) ULTIMATE.start___ieee754_atan2f_~hy~0) ((_ extract 22 0) ULTIMATE.start___ieee754_atan2f_~hy~0)) (_ +zero 8 24)))} assume !(1065353216bv32 == __ieee754_atan2f_~hx~1);__ieee754_atan2f_~m~0 := ~bvor32(~bvand32(1bv32, ~bvashr32(__ieee754_atan2f_~hy~0, 31bv32)), ~bvand32(2bv32, ~bvashr32(__ieee754_atan2f_~hx~1, 30bv32))); {1525#(exists ((ULTIMATE.start___ieee754_atan2f_~hy~0 (_ BitVec 32)) (ULTIMATE.start___ieee754_atan2f_~hx~1 (_ BitVec 32))) (and (= (fp ((_ extract 31 31) ULTIMATE.start___ieee754_atan2f_~hx~1) ((_ extract 30 23) ULTIMATE.start___ieee754_atan2f_~hx~1) ((_ extract 22 0) ULTIMATE.start___ieee754_atan2f_~hx~1)) (fp.neg (_ +zero 8 24))) (= (fp ((_ extract 31 31) ULTIMATE.start___ieee754_atan2f_~hy~0) ((_ extract 30 23) ULTIMATE.start___ieee754_atan2f_~hy~0) ((_ extract 22 0) ULTIMATE.start___ieee754_atan2f_~hy~0)) (_ +zero 8 24)) (= ULTIMATE.start___ieee754_atan2f_~m~0 (bvor (bvand (_ bv1 32) (bvashr ULTIMATE.start___ieee754_atan2f_~hy~0 (_ bv31 32))) (bvand (_ bv2 32) (bvashr ULTIMATE.start___ieee754_atan2f_~hx~1 (_ bv30 32)))))))} is VALID [2020-07-28 17:48:43,038 INFO L280 TraceCheckUtils]: 10: Hoare triple {1525#(exists ((ULTIMATE.start___ieee754_atan2f_~hy~0 (_ BitVec 32)) (ULTIMATE.start___ieee754_atan2f_~hx~1 (_ BitVec 32))) (and (= (fp ((_ extract 31 31) ULTIMATE.start___ieee754_atan2f_~hx~1) ((_ extract 30 23) ULTIMATE.start___ieee754_atan2f_~hx~1) ((_ extract 22 0) ULTIMATE.start___ieee754_atan2f_~hx~1)) (fp.neg (_ +zero 8 24))) (= (fp ((_ extract 31 31) ULTIMATE.start___ieee754_atan2f_~hy~0) ((_ extract 30 23) ULTIMATE.start___ieee754_atan2f_~hy~0) ((_ extract 22 0) ULTIMATE.start___ieee754_atan2f_~hy~0)) (_ +zero 8 24)) (= ULTIMATE.start___ieee754_atan2f_~m~0 (bvor (bvand (_ bv1 32) (bvashr ULTIMATE.start___ieee754_atan2f_~hy~0 (_ bv31 32))) (bvand (_ bv2 32) (bvashr ULTIMATE.start___ieee754_atan2f_~hx~1 (_ bv30 32)))))))} assume 0bv32 == __ieee754_atan2f_~iy~0;__ieee754_atan2f_#t~switch30 := 0bv32 == __ieee754_atan2f_~m~0; {1525#(exists ((ULTIMATE.start___ieee754_atan2f_~hy~0 (_ BitVec 32)) (ULTIMATE.start___ieee754_atan2f_~hx~1 (_ BitVec 32))) (and (= (fp ((_ extract 31 31) ULTIMATE.start___ieee754_atan2f_~hx~1) ((_ extract 30 23) ULTIMATE.start___ieee754_atan2f_~hx~1) ((_ extract 22 0) ULTIMATE.start___ieee754_atan2f_~hx~1)) (fp.neg (_ +zero 8 24))) (= (fp ((_ extract 31 31) ULTIMATE.start___ieee754_atan2f_~hy~0) ((_ extract 30 23) ULTIMATE.start___ieee754_atan2f_~hy~0) ((_ extract 22 0) ULTIMATE.start___ieee754_atan2f_~hy~0)) (_ +zero 8 24)) (= ULTIMATE.start___ieee754_atan2f_~m~0 (bvor (bvand (_ bv1 32) (bvashr ULTIMATE.start___ieee754_atan2f_~hy~0 (_ bv31 32))) (bvand (_ bv2 32) (bvashr ULTIMATE.start___ieee754_atan2f_~hx~1 (_ bv30 32)))))))} is VALID [2020-07-28 17:48:43,039 INFO L280 TraceCheckUtils]: 11: Hoare triple {1525#(exists ((ULTIMATE.start___ieee754_atan2f_~hy~0 (_ BitVec 32)) (ULTIMATE.start___ieee754_atan2f_~hx~1 (_ BitVec 32))) (and (= (fp ((_ extract 31 31) ULTIMATE.start___ieee754_atan2f_~hx~1) ((_ extract 30 23) ULTIMATE.start___ieee754_atan2f_~hx~1) ((_ extract 22 0) ULTIMATE.start___ieee754_atan2f_~hx~1)) (fp.neg (_ +zero 8 24))) (= (fp ((_ extract 31 31) ULTIMATE.start___ieee754_atan2f_~hy~0) ((_ extract 30 23) ULTIMATE.start___ieee754_atan2f_~hy~0) ((_ extract 22 0) ULTIMATE.start___ieee754_atan2f_~hy~0)) (_ +zero 8 24)) (= ULTIMATE.start___ieee754_atan2f_~m~0 (bvor (bvand (_ bv1 32) (bvashr ULTIMATE.start___ieee754_atan2f_~hy~0 (_ bv31 32))) (bvand (_ bv2 32) (bvashr ULTIMATE.start___ieee754_atan2f_~hx~1 (_ bv30 32)))))))} assume !__ieee754_atan2f_#t~switch30; {1525#(exists ((ULTIMATE.start___ieee754_atan2f_~hy~0 (_ BitVec 32)) (ULTIMATE.start___ieee754_atan2f_~hx~1 (_ BitVec 32))) (and (= (fp ((_ extract 31 31) ULTIMATE.start___ieee754_atan2f_~hx~1) ((_ extract 30 23) ULTIMATE.start___ieee754_atan2f_~hx~1) ((_ extract 22 0) ULTIMATE.start___ieee754_atan2f_~hx~1)) (fp.neg (_ +zero 8 24))) (= (fp ((_ extract 31 31) ULTIMATE.start___ieee754_atan2f_~hy~0) ((_ extract 30 23) ULTIMATE.start___ieee754_atan2f_~hy~0) ((_ extract 22 0) ULTIMATE.start___ieee754_atan2f_~hy~0)) (_ +zero 8 24)) (= ULTIMATE.start___ieee754_atan2f_~m~0 (bvor (bvand (_ bv1 32) (bvashr ULTIMATE.start___ieee754_atan2f_~hy~0 (_ bv31 32))) (bvand (_ bv2 32) (bvashr ULTIMATE.start___ieee754_atan2f_~hx~1 (_ bv30 32)))))))} is VALID [2020-07-28 17:48:43,039 INFO L280 TraceCheckUtils]: 12: Hoare triple {1525#(exists ((ULTIMATE.start___ieee754_atan2f_~hy~0 (_ BitVec 32)) (ULTIMATE.start___ieee754_atan2f_~hx~1 (_ BitVec 32))) (and (= (fp ((_ extract 31 31) ULTIMATE.start___ieee754_atan2f_~hx~1) ((_ extract 30 23) ULTIMATE.start___ieee754_atan2f_~hx~1) ((_ extract 22 0) ULTIMATE.start___ieee754_atan2f_~hx~1)) (fp.neg (_ +zero 8 24))) (= (fp ((_ extract 31 31) ULTIMATE.start___ieee754_atan2f_~hy~0) ((_ extract 30 23) ULTIMATE.start___ieee754_atan2f_~hy~0) ((_ extract 22 0) ULTIMATE.start___ieee754_atan2f_~hy~0)) (_ +zero 8 24)) (= ULTIMATE.start___ieee754_atan2f_~m~0 (bvor (bvand (_ bv1 32) (bvashr ULTIMATE.start___ieee754_atan2f_~hy~0 (_ bv31 32))) (bvand (_ bv2 32) (bvashr ULTIMATE.start___ieee754_atan2f_~hx~1 (_ bv30 32)))))))} __ieee754_atan2f_#t~switch30 := __ieee754_atan2f_#t~switch30 || 1bv32 == __ieee754_atan2f_~m~0; {1525#(exists ((ULTIMATE.start___ieee754_atan2f_~hy~0 (_ BitVec 32)) (ULTIMATE.start___ieee754_atan2f_~hx~1 (_ BitVec 32))) (and (= (fp ((_ extract 31 31) ULTIMATE.start___ieee754_atan2f_~hx~1) ((_ extract 30 23) ULTIMATE.start___ieee754_atan2f_~hx~1) ((_ extract 22 0) ULTIMATE.start___ieee754_atan2f_~hx~1)) (fp.neg (_ +zero 8 24))) (= (fp ((_ extract 31 31) ULTIMATE.start___ieee754_atan2f_~hy~0) ((_ extract 30 23) ULTIMATE.start___ieee754_atan2f_~hy~0) ((_ extract 22 0) ULTIMATE.start___ieee754_atan2f_~hy~0)) (_ +zero 8 24)) (= ULTIMATE.start___ieee754_atan2f_~m~0 (bvor (bvand (_ bv1 32) (bvashr ULTIMATE.start___ieee754_atan2f_~hy~0 (_ bv31 32))) (bvand (_ bv2 32) (bvashr ULTIMATE.start___ieee754_atan2f_~hx~1 (_ bv30 32)))))))} is VALID [2020-07-28 17:48:43,041 INFO L280 TraceCheckUtils]: 13: Hoare triple {1525#(exists ((ULTIMATE.start___ieee754_atan2f_~hy~0 (_ BitVec 32)) (ULTIMATE.start___ieee754_atan2f_~hx~1 (_ BitVec 32))) (and (= (fp ((_ extract 31 31) ULTIMATE.start___ieee754_atan2f_~hx~1) ((_ extract 30 23) ULTIMATE.start___ieee754_atan2f_~hx~1) ((_ extract 22 0) ULTIMATE.start___ieee754_atan2f_~hx~1)) (fp.neg (_ +zero 8 24))) (= (fp ((_ extract 31 31) ULTIMATE.start___ieee754_atan2f_~hy~0) ((_ extract 30 23) ULTIMATE.start___ieee754_atan2f_~hy~0) ((_ extract 22 0) ULTIMATE.start___ieee754_atan2f_~hy~0)) (_ +zero 8 24)) (= ULTIMATE.start___ieee754_atan2f_~m~0 (bvor (bvand (_ bv1 32) (bvashr ULTIMATE.start___ieee754_atan2f_~hy~0 (_ bv31 32))) (bvand (_ bv2 32) (bvashr ULTIMATE.start___ieee754_atan2f_~hx~1 (_ bv30 32)))))))} assume !__ieee754_atan2f_#t~switch30;__ieee754_atan2f_#t~switch30 := __ieee754_atan2f_#t~switch30 || 2bv32 == __ieee754_atan2f_~m~0; {1538#|ULTIMATE.start___ieee754_atan2f_#t~switch30|} is VALID [2020-07-28 17:48:43,042 INFO L280 TraceCheckUtils]: 14: Hoare triple {1538#|ULTIMATE.start___ieee754_atan2f_#t~switch30|} assume !__ieee754_atan2f_#t~switch30;__ieee754_atan2f_#t~switch30 := __ieee754_atan2f_#t~switch30 || 3bv32 == __ieee754_atan2f_~m~0; {1491#false} is VALID [2020-07-28 17:48:43,042 INFO L280 TraceCheckUtils]: 15: Hoare triple {1491#false} assume __ieee754_atan2f_#t~switch30;__ieee754_atan2f_#res := ~fp.sub~FLOAT(currentRoundingMode, ~fp.neg~FLOAT(~pi~0), ~tiny_atan2~0); {1491#false} is VALID [2020-07-28 17:48:43,043 INFO L280 TraceCheckUtils]: 16: Hoare triple {1491#false} main_#t~ret42 := __ieee754_atan2f_#res;main_~res~0 := main_#t~ret42;havoc main_#t~ret42; {1491#false} is VALID [2020-07-28 17:48:43,043 INFO L280 TraceCheckUtils]: 17: Hoare triple {1491#false} assume !~fp.eq~FLOAT(main_~res~0, ~pi~0); {1491#false} is VALID [2020-07-28 17:48:43,043 INFO L280 TraceCheckUtils]: 18: Hoare triple {1491#false} assume !false; {1491#false} is VALID [2020-07-28 17:48:43,045 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-07-28 17:48:43,045 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2020-07-28 17:48:43,282 INFO L280 TraceCheckUtils]: 18: Hoare triple {1491#false} assume !false; {1491#false} is VALID [2020-07-28 17:48:43,283 INFO L280 TraceCheckUtils]: 17: Hoare triple {1491#false} assume !~fp.eq~FLOAT(main_~res~0, ~pi~0); {1491#false} is VALID [2020-07-28 17:48:43,283 INFO L280 TraceCheckUtils]: 16: Hoare triple {1491#false} main_#t~ret42 := __ieee754_atan2f_#res;main_~res~0 := main_#t~ret42;havoc main_#t~ret42; {1491#false} is VALID [2020-07-28 17:48:43,283 INFO L280 TraceCheckUtils]: 15: Hoare triple {1491#false} assume __ieee754_atan2f_#t~switch30;__ieee754_atan2f_#res := ~fp.sub~FLOAT(currentRoundingMode, ~fp.neg~FLOAT(~pi~0), ~tiny_atan2~0); {1491#false} is VALID [2020-07-28 17:48:43,284 INFO L280 TraceCheckUtils]: 14: Hoare triple {1538#|ULTIMATE.start___ieee754_atan2f_#t~switch30|} assume !__ieee754_atan2f_#t~switch30;__ieee754_atan2f_#t~switch30 := __ieee754_atan2f_#t~switch30 || 3bv32 == __ieee754_atan2f_~m~0; {1491#false} is VALID [2020-07-28 17:48:43,284 INFO L280 TraceCheckUtils]: 13: Hoare triple {1569#(= (bvadd ULTIMATE.start___ieee754_atan2f_~m~0 (_ bv4294967294 32)) (_ bv0 32))} assume !__ieee754_atan2f_#t~switch30;__ieee754_atan2f_#t~switch30 := __ieee754_atan2f_#t~switch30 || 2bv32 == __ieee754_atan2f_~m~0; {1538#|ULTIMATE.start___ieee754_atan2f_#t~switch30|} is VALID [2020-07-28 17:48:43,285 INFO L280 TraceCheckUtils]: 12: Hoare triple {1569#(= (bvadd ULTIMATE.start___ieee754_atan2f_~m~0 (_ bv4294967294 32)) (_ bv0 32))} __ieee754_atan2f_#t~switch30 := __ieee754_atan2f_#t~switch30 || 1bv32 == __ieee754_atan2f_~m~0; {1569#(= (bvadd ULTIMATE.start___ieee754_atan2f_~m~0 (_ bv4294967294 32)) (_ bv0 32))} is VALID [2020-07-28 17:48:43,285 INFO L280 TraceCheckUtils]: 11: Hoare triple {1569#(= (bvadd ULTIMATE.start___ieee754_atan2f_~m~0 (_ bv4294967294 32)) (_ bv0 32))} assume !__ieee754_atan2f_#t~switch30; {1569#(= (bvadd ULTIMATE.start___ieee754_atan2f_~m~0 (_ bv4294967294 32)) (_ bv0 32))} is VALID [2020-07-28 17:48:43,285 INFO L280 TraceCheckUtils]: 10: Hoare triple {1569#(= (bvadd ULTIMATE.start___ieee754_atan2f_~m~0 (_ bv4294967294 32)) (_ bv0 32))} assume 0bv32 == __ieee754_atan2f_~iy~0;__ieee754_atan2f_#t~switch30 := 0bv32 == __ieee754_atan2f_~m~0; {1569#(= (bvadd ULTIMATE.start___ieee754_atan2f_~m~0 (_ bv4294967294 32)) (_ bv0 32))} is VALID [2020-07-28 17:48:43,286 INFO L280 TraceCheckUtils]: 9: Hoare triple {1582#(= (_ bv2 32) (bvor (bvand (_ bv1 32) (bvashr ULTIMATE.start___ieee754_atan2f_~hy~0 (_ bv31 32))) (bvand (_ bv2 32) (bvashr ULTIMATE.start___ieee754_atan2f_~hx~1 (_ bv30 32)))))} assume !(1065353216bv32 == __ieee754_atan2f_~hx~1);__ieee754_atan2f_~m~0 := ~bvor32(~bvand32(1bv32, ~bvashr32(__ieee754_atan2f_~hy~0, 31bv32)), ~bvand32(2bv32, ~bvashr32(__ieee754_atan2f_~hx~1, 30bv32))); {1569#(= (bvadd ULTIMATE.start___ieee754_atan2f_~m~0 (_ bv4294967294 32)) (_ bv0 32))} is VALID [2020-07-28 17:48:43,287 INFO L280 TraceCheckUtils]: 8: Hoare triple {1582#(= (_ bv2 32) (bvor (bvand (_ bv1 32) (bvashr ULTIMATE.start___ieee754_atan2f_~hy~0 (_ bv31 32))) (bvand (_ bv2 32) (bvashr ULTIMATE.start___ieee754_atan2f_~hx~1 (_ bv30 32)))))} assume !(~bvsgt32(__ieee754_atan2f_~ix~2, 2139095040bv32) || ~bvsgt32(__ieee754_atan2f_~iy~0, 2139095040bv32)); {1582#(= (_ bv2 32) (bvor (bvand (_ bv1 32) (bvashr ULTIMATE.start___ieee754_atan2f_~hy~0 (_ bv31 32))) (bvand (_ bv2 32) (bvashr ULTIMATE.start___ieee754_atan2f_~hx~1 (_ bv30 32)))))} is VALID [2020-07-28 17:48:43,287 INFO L280 TraceCheckUtils]: 7: Hoare triple {1582#(= (_ bv2 32) (bvor (bvand (_ bv1 32) (bvashr ULTIMATE.start___ieee754_atan2f_~hy~0 (_ bv31 32))) (bvand (_ bv2 32) (bvashr ULTIMATE.start___ieee754_atan2f_~hx~1 (_ bv30 32)))))} __ieee754_atan2f_~iy~0 := ~bvand32(2147483647bv32, __ieee754_atan2f_~hy~0); {1582#(= (_ bv2 32) (bvor (bvand (_ bv1 32) (bvashr ULTIMATE.start___ieee754_atan2f_~hy~0 (_ bv31 32))) (bvand (_ bv2 32) (bvashr ULTIMATE.start___ieee754_atan2f_~hx~1 (_ bv30 32)))))} is VALID [2020-07-28 17:48:43,288 INFO L280 TraceCheckUtils]: 6: Hoare triple {1582#(= (_ bv2 32) (bvor (bvand (_ bv1 32) (bvashr ULTIMATE.start___ieee754_atan2f_~hy~0 (_ bv31 32))) (bvand (_ bv2 32) (bvashr ULTIMATE.start___ieee754_atan2f_~hx~1 (_ bv30 32)))))} goto; {1582#(= (_ bv2 32) (bvor (bvand (_ bv1 32) (bvashr ULTIMATE.start___ieee754_atan2f_~hy~0 (_ bv31 32))) (bvand (_ bv2 32) (bvashr ULTIMATE.start___ieee754_atan2f_~hx~1 (_ bv30 32)))))} is VALID [2020-07-28 17:48:43,293 INFO L280 TraceCheckUtils]: 5: Hoare triple {1595#(forall ((|v_skolemized_q#valueAsBitvector_20| (_ BitVec 32))) (or (= (_ bv2 32) (bvor (bvand (_ bv1 32) (bvashr |v_skolemized_q#valueAsBitvector_20| (_ bv31 32))) (bvand (_ bv2 32) (bvashr ULTIMATE.start___ieee754_atan2f_~hx~1 (_ bv30 32))))) (not (= ULTIMATE.start___ieee754_atan2f_~y (fp ((_ extract 31 31) |v_skolemized_q#valueAsBitvector_20|) ((_ extract 30 23) |v_skolemized_q#valueAsBitvector_20|) ((_ extract 22 0) |v_skolemized_q#valueAsBitvector_20|))))))} call __ieee754_atan2f_~#gf_u~3.base, __ieee754_atan2f_~#gf_u~3.offset := #Ultimate.allocOnStack(4bv32);call write~intFLOATTYPE4(__ieee754_atan2f_~y, __ieee754_atan2f_~#gf_u~3.base, __ieee754_atan2f_~#gf_u~3.offset, 4bv32);call __ieee754_atan2f_#t~mem27 := read~intINTTYPE4(__ieee754_atan2f_~#gf_u~3.base, __ieee754_atan2f_~#gf_u~3.offset, 4bv32);__ieee754_atan2f_~hy~0 := __ieee754_atan2f_#t~mem27;call write~intFLOATTYPE4(__ieee754_atan2f_#t~union28, __ieee754_atan2f_~#gf_u~3.base, __ieee754_atan2f_~#gf_u~3.offset, 4bv32);havoc __ieee754_atan2f_#t~union28;havoc __ieee754_atan2f_#t~mem27;call ULTIMATE.dealloc(__ieee754_atan2f_~#gf_u~3.base, __ieee754_atan2f_~#gf_u~3.offset);havoc __ieee754_atan2f_~#gf_u~3.base, __ieee754_atan2f_~#gf_u~3.offset; {1582#(= (_ bv2 32) (bvor (bvand (_ bv1 32) (bvashr ULTIMATE.start___ieee754_atan2f_~hy~0 (_ bv31 32))) (bvand (_ bv2 32) (bvashr ULTIMATE.start___ieee754_atan2f_~hx~1 (_ bv30 32)))))} is VALID [2020-07-28 17:48:43,294 INFO L280 TraceCheckUtils]: 4: Hoare triple {1595#(forall ((|v_skolemized_q#valueAsBitvector_20| (_ BitVec 32))) (or (= (_ bv2 32) (bvor (bvand (_ bv1 32) (bvashr |v_skolemized_q#valueAsBitvector_20| (_ bv31 32))) (bvand (_ bv2 32) (bvashr ULTIMATE.start___ieee754_atan2f_~hx~1 (_ bv30 32))))) (not (= ULTIMATE.start___ieee754_atan2f_~y (fp ((_ extract 31 31) |v_skolemized_q#valueAsBitvector_20|) ((_ extract 30 23) |v_skolemized_q#valueAsBitvector_20|) ((_ extract 22 0) |v_skolemized_q#valueAsBitvector_20|))))))} __ieee754_atan2f_~ix~2 := ~bvand32(2147483647bv32, __ieee754_atan2f_~hx~1); {1595#(forall ((|v_skolemized_q#valueAsBitvector_20| (_ BitVec 32))) (or (= (_ bv2 32) (bvor (bvand (_ bv1 32) (bvashr |v_skolemized_q#valueAsBitvector_20| (_ bv31 32))) (bvand (_ bv2 32) (bvashr ULTIMATE.start___ieee754_atan2f_~hx~1 (_ bv30 32))))) (not (= ULTIMATE.start___ieee754_atan2f_~y (fp ((_ extract 31 31) |v_skolemized_q#valueAsBitvector_20|) ((_ extract 30 23) |v_skolemized_q#valueAsBitvector_20|) ((_ extract 22 0) |v_skolemized_q#valueAsBitvector_20|))))))} is VALID [2020-07-28 17:48:43,294 INFO L280 TraceCheckUtils]: 3: Hoare triple {1595#(forall ((|v_skolemized_q#valueAsBitvector_20| (_ BitVec 32))) (or (= (_ bv2 32) (bvor (bvand (_ bv1 32) (bvashr |v_skolemized_q#valueAsBitvector_20| (_ bv31 32))) (bvand (_ bv2 32) (bvashr ULTIMATE.start___ieee754_atan2f_~hx~1 (_ bv30 32))))) (not (= ULTIMATE.start___ieee754_atan2f_~y (fp ((_ extract 31 31) |v_skolemized_q#valueAsBitvector_20|) ((_ extract 30 23) |v_skolemized_q#valueAsBitvector_20|) ((_ extract 22 0) |v_skolemized_q#valueAsBitvector_20|))))))} goto; {1595#(forall ((|v_skolemized_q#valueAsBitvector_20| (_ BitVec 32))) (or (= (_ bv2 32) (bvor (bvand (_ bv1 32) (bvashr |v_skolemized_q#valueAsBitvector_20| (_ bv31 32))) (bvand (_ bv2 32) (bvashr ULTIMATE.start___ieee754_atan2f_~hx~1 (_ bv30 32))))) (not (= ULTIMATE.start___ieee754_atan2f_~y (fp ((_ extract 31 31) |v_skolemized_q#valueAsBitvector_20|) ((_ extract 30 23) |v_skolemized_q#valueAsBitvector_20|) ((_ extract 22 0) |v_skolemized_q#valueAsBitvector_20|))))))} is VALID [2020-07-28 17:48:43,298 INFO L280 TraceCheckUtils]: 2: Hoare triple {1605#(forall ((v_skolemized_v_prenex_19_5 (_ BitVec 32)) (|v_skolemized_q#valueAsBitvector_20| (_ BitVec 32))) (or (not (= ULTIMATE.start___ieee754_atan2f_~x (fp ((_ extract 31 31) v_skolemized_v_prenex_19_5) ((_ extract 30 23) v_skolemized_v_prenex_19_5) ((_ extract 22 0) v_skolemized_v_prenex_19_5)))) (= (_ bv2 32) (bvor (bvand (_ bv1 32) (bvashr |v_skolemized_q#valueAsBitvector_20| (_ bv31 32))) (bvand (_ bv2 32) (bvashr v_skolemized_v_prenex_19_5 (_ bv30 32))))) (not (= ULTIMATE.start___ieee754_atan2f_~y (fp ((_ extract 31 31) |v_skolemized_q#valueAsBitvector_20|) ((_ extract 30 23) |v_skolemized_q#valueAsBitvector_20|) ((_ extract 22 0) |v_skolemized_q#valueAsBitvector_20|))))))} call __ieee754_atan2f_~#gf_u~2.base, __ieee754_atan2f_~#gf_u~2.offset := #Ultimate.allocOnStack(4bv32);call write~intFLOATTYPE4(__ieee754_atan2f_~x, __ieee754_atan2f_~#gf_u~2.base, __ieee754_atan2f_~#gf_u~2.offset, 4bv32);call __ieee754_atan2f_#t~mem25 := read~intINTTYPE4(__ieee754_atan2f_~#gf_u~2.base, __ieee754_atan2f_~#gf_u~2.offset, 4bv32);__ieee754_atan2f_~hx~1 := __ieee754_atan2f_#t~mem25;call write~intFLOATTYPE4(__ieee754_atan2f_#t~union26, __ieee754_atan2f_~#gf_u~2.base, __ieee754_atan2f_~#gf_u~2.offset, 4bv32);havoc __ieee754_atan2f_#t~union26;havoc __ieee754_atan2f_#t~mem25;call ULTIMATE.dealloc(__ieee754_atan2f_~#gf_u~2.base, __ieee754_atan2f_~#gf_u~2.offset);havoc __ieee754_atan2f_~#gf_u~2.base, __ieee754_atan2f_~#gf_u~2.offset; {1595#(forall ((|v_skolemized_q#valueAsBitvector_20| (_ BitVec 32))) (or (= (_ bv2 32) (bvor (bvand (_ bv1 32) (bvashr |v_skolemized_q#valueAsBitvector_20| (_ bv31 32))) (bvand (_ bv2 32) (bvashr ULTIMATE.start___ieee754_atan2f_~hx~1 (_ bv30 32))))) (not (= ULTIMATE.start___ieee754_atan2f_~y (fp ((_ extract 31 31) |v_skolemized_q#valueAsBitvector_20|) ((_ extract 30 23) |v_skolemized_q#valueAsBitvector_20|) ((_ extract 22 0) |v_skolemized_q#valueAsBitvector_20|))))))} is VALID [2020-07-28 17:48:43,302 INFO L280 TraceCheckUtils]: 1: Hoare triple {1490#true} havoc main_#res;havoc main_#t~ret42, main_~x~0, main_~y~0, main_~res~0;main_~x~0 := ~fp.neg~FLOAT(~Pluszero~FLOAT());main_~y~0 := ~Pluszero~FLOAT();__ieee754_atan2f_#in~y, __ieee754_atan2f_#in~x := main_~y~0, main_~x~0;havoc __ieee754_atan2f_#res;havoc __ieee754_atan2f_#t~mem25, __ieee754_atan2f_#t~union26, __ieee754_atan2f_~#gf_u~2.base, __ieee754_atan2f_~#gf_u~2.offset, __ieee754_atan2f_#t~mem27, __ieee754_atan2f_#t~union28, __ieee754_atan2f_~#gf_u~3.base, __ieee754_atan2f_~#gf_u~3.offset, __ieee754_atan2f_#t~ret29, __ieee754_atan2f_#t~switch30, __ieee754_atan2f_#t~ite31, __ieee754_atan2f_#t~switch32, __ieee754_atan2f_#t~switch33, __ieee754_atan2f_#t~ite34, __ieee754_atan2f_#t~ret35, __ieee754_atan2f_#t~ret36, __ieee754_atan2f_#t~switch37, __ieee754_atan2f_#t~mem38, __ieee754_atan2f_#t~union39, __ieee754_atan2f_~#gf_u~4.base, __ieee754_atan2f_~#gf_u~4.offset, __ieee754_atan2f_#t~mem40, __ieee754_atan2f_#t~union41, __ieee754_atan2f_~#sf_u~1.base, __ieee754_atan2f_~#sf_u~1.offset, __ieee754_atan2f_~zh~0, __ieee754_atan2f_~y, __ieee754_atan2f_~x, __ieee754_atan2f_~z~1, __ieee754_atan2f_~k~0, __ieee754_atan2f_~m~0, __ieee754_atan2f_~hx~1, __ieee754_atan2f_~hy~0, __ieee754_atan2f_~ix~2, __ieee754_atan2f_~iy~0;__ieee754_atan2f_~y := __ieee754_atan2f_#in~y;__ieee754_atan2f_~x := __ieee754_atan2f_#in~x;havoc __ieee754_atan2f_~z~1;havoc __ieee754_atan2f_~k~0;havoc __ieee754_atan2f_~m~0;havoc __ieee754_atan2f_~hx~1;havoc __ieee754_atan2f_~hy~0;havoc __ieee754_atan2f_~ix~2;havoc __ieee754_atan2f_~iy~0; {1605#(forall ((v_skolemized_v_prenex_19_5 (_ BitVec 32)) (|v_skolemized_q#valueAsBitvector_20| (_ BitVec 32))) (or (not (= ULTIMATE.start___ieee754_atan2f_~x (fp ((_ extract 31 31) v_skolemized_v_prenex_19_5) ((_ extract 30 23) v_skolemized_v_prenex_19_5) ((_ extract 22 0) v_skolemized_v_prenex_19_5)))) (= (_ bv2 32) (bvor (bvand (_ bv1 32) (bvashr |v_skolemized_q#valueAsBitvector_20| (_ bv31 32))) (bvand (_ bv2 32) (bvashr v_skolemized_v_prenex_19_5 (_ bv30 32))))) (not (= ULTIMATE.start___ieee754_atan2f_~y (fp ((_ extract 31 31) |v_skolemized_q#valueAsBitvector_20|) ((_ extract 30 23) |v_skolemized_q#valueAsBitvector_20|) ((_ extract 22 0) |v_skolemized_q#valueAsBitvector_20|))))))} is VALID [2020-07-28 17:48:43,302 INFO L280 TraceCheckUtils]: 0: Hoare triple {1490#true} #NULL.base, #NULL.offset := 0bv32, 0bv32;#valid := #valid[0bv32 := 0bv1];assume ~bvult32(0bv32, #StackHeapBarrier);currentRoundingMode := ~roundNearestTiesToEven;call ~#atanhi_atan~0.base, ~#atanhi_atan~0.offset := #Ultimate.allocOnStack(16bv32);call write~init~intFLOATTYPE4(~convertDOUBLEToFLOAT(currentRoundingMode, ~to_fp~DOUBLE(currentRoundingMode, 0.46364760399)), ~#atanhi_atan~0.base, ~#atanhi_atan~0.offset, 4bv32);call write~init~intFLOATTYPE4(~convertDOUBLEToFLOAT(currentRoundingMode, ~to_fp~DOUBLE(currentRoundingMode, 0.78539812565)), ~#atanhi_atan~0.base, ~bvadd32(4bv32, ~#atanhi_atan~0.offset), 4bv32);call write~init~intFLOATTYPE4(~convertDOUBLEToFLOAT(currentRoundingMode, ~to_fp~DOUBLE(currentRoundingMode, 0.98279368877)), ~#atanhi_atan~0.base, ~bvadd32(8bv32, ~#atanhi_atan~0.offset), 4bv32);call write~init~intFLOATTYPE4(~convertDOUBLEToFLOAT(currentRoundingMode, ~to_fp~DOUBLE(currentRoundingMode, 1.5707962513)), ~#atanhi_atan~0.base, ~bvadd32(12bv32, ~#atanhi_atan~0.offset), 4bv32);call ~#atanlo_atan~0.base, ~#atanlo_atan~0.offset := #Ultimate.allocOnStack(16bv32);call write~init~intFLOATTYPE4(~convertDOUBLEToFLOAT(currentRoundingMode, ~to_fp~DOUBLE(currentRoundingMode, 5.012158244E-9)), ~#atanlo_atan~0.base, ~#atanlo_atan~0.offset, 4bv32);call write~init~intFLOATTYPE4(~convertDOUBLEToFLOAT(currentRoundingMode, ~to_fp~DOUBLE(currentRoundingMode, 3.7748947079E-8)), ~#atanlo_atan~0.base, ~bvadd32(4bv32, ~#atanlo_atan~0.offset), 4bv32);call write~init~intFLOATTYPE4(~convertDOUBLEToFLOAT(currentRoundingMode, ~to_fp~DOUBLE(currentRoundingMode, 3.447321717E-8)), ~#atanlo_atan~0.base, ~bvadd32(8bv32, ~#atanlo_atan~0.offset), 4bv32);call write~init~intFLOATTYPE4(~convertDOUBLEToFLOAT(currentRoundingMode, ~to_fp~DOUBLE(currentRoundingMode, 7.5497894159E-8)), ~#atanlo_atan~0.base, ~bvadd32(12bv32, ~#atanlo_atan~0.offset), 4bv32);call ~#aT_atan~0.base, ~#aT_atan~0.offset := #Ultimate.allocOnStack(44bv32);call write~init~intFLOATTYPE4(~convertDOUBLEToFLOAT(currentRoundingMode, ~to_fp~DOUBLE(currentRoundingMode, 0.33333334327)), ~#aT_atan~0.base, ~#aT_atan~0.offset, 4bv32);call write~init~intFLOATTYPE4(~convertDOUBLEToFLOAT(currentRoundingMode, ~fp.neg~DOUBLE(~to_fp~DOUBLE(currentRoundingMode, 0.20000000298))), ~#aT_atan~0.base, ~bvadd32(4bv32, ~#aT_atan~0.offset), 4bv32);call write~init~intFLOATTYPE4(~convertDOUBLEToFLOAT(currentRoundingMode, ~to_fp~DOUBLE(currentRoundingMode, 0.14285714924)), ~#aT_atan~0.base, ~bvadd32(8bv32, ~#aT_atan~0.offset), 4bv32);call write~init~intFLOATTYPE4(~convertDOUBLEToFLOAT(currentRoundingMode, ~fp.neg~DOUBLE(~to_fp~DOUBLE(currentRoundingMode, 0.11111110449))), ~#aT_atan~0.base, ~bvadd32(12bv32, ~#aT_atan~0.offset), 4bv32);call write~init~intFLOATTYPE4(~convertDOUBLEToFLOAT(currentRoundingMode, ~to_fp~DOUBLE(currentRoundingMode, 0.090908870101)), ~#aT_atan~0.base, ~bvadd32(16bv32, ~#aT_atan~0.offset), 4bv32);call write~init~intFLOATTYPE4(~convertDOUBLEToFLOAT(currentRoundingMode, ~fp.neg~DOUBLE(~to_fp~DOUBLE(currentRoundingMode, 0.076918758452))), ~#aT_atan~0.base, ~bvadd32(20bv32, ~#aT_atan~0.offset), 4bv32);call write~init~intFLOATTYPE4(~convertDOUBLEToFLOAT(currentRoundingMode, ~to_fp~DOUBLE(currentRoundingMode, 0.066610731184)), ~#aT_atan~0.base, ~bvadd32(24bv32, ~#aT_atan~0.offset), 4bv32);call write~init~intFLOATTYPE4(~convertDOUBLEToFLOAT(currentRoundingMode, ~fp.neg~DOUBLE(~to_fp~DOUBLE(currentRoundingMode, 0.058335702866))), ~#aT_atan~0.base, ~bvadd32(28bv32, ~#aT_atan~0.offset), 4bv32);call write~init~intFLOATTYPE4(~convertDOUBLEToFLOAT(currentRoundingMode, ~to_fp~DOUBLE(currentRoundingMode, 0.049768779427)), ~#aT_atan~0.base, ~bvadd32(32bv32, ~#aT_atan~0.offset), 4bv32);call write~init~intFLOATTYPE4(~convertDOUBLEToFLOAT(currentRoundingMode, ~fp.neg~DOUBLE(~to_fp~DOUBLE(currentRoundingMode, 0.036531571299))), ~#aT_atan~0.base, ~bvadd32(36bv32, ~#aT_atan~0.offset), 4bv32);call write~init~intFLOATTYPE4(~convertDOUBLEToFLOAT(currentRoundingMode, ~to_fp~DOUBLE(currentRoundingMode, 0.016285819933)), ~#aT_atan~0.base, ~bvadd32(40bv32, ~#aT_atan~0.offset), 4bv32);~one_atan~0 := ~convertDOUBLEToFLOAT(currentRoundingMode, ~to_fp~DOUBLE(currentRoundingMode, 1.0));~huge_atan~0 := ~convertDOUBLEToFLOAT(currentRoundingMode, ~to_fp~DOUBLE(currentRoundingMode, 1.0E30));~pi_o_4~0 := ~convertDOUBLEToFLOAT(currentRoundingMode, ~to_fp~DOUBLE(currentRoundingMode, 0.78539818525));~pi_o_2~0 := ~convertDOUBLEToFLOAT(currentRoundingMode, ~to_fp~DOUBLE(currentRoundingMode, 1.5707963705));~pi~0 := ~convertDOUBLEToFLOAT(currentRoundingMode, ~to_fp~DOUBLE(currentRoundingMode, 3.141592741));~tiny_atan2~0 := ~convertDOUBLEToFLOAT(currentRoundingMode, ~to_fp~DOUBLE(currentRoundingMode, 1.0E-30));~zero_atan2~0 := ~convertDOUBLEToFLOAT(currentRoundingMode, ~Pluszero~DOUBLE());~pi_lo_atan2~0 := ~convertDOUBLEToFLOAT(currentRoundingMode, ~fp.neg~DOUBLE(~to_fp~DOUBLE(currentRoundingMode, 8.7422776573E-8))); {1490#true} is VALID [2020-07-28 17:48:43,303 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-07-28 17:48:43,304 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [319361179] [2020-07-28 17:48:43,304 INFO L220 FreeRefinementEngine]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2020-07-28 17:48:43,304 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7, 7] imperfect sequences [] total 11 [2020-07-28 17:48:43,304 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1852264688] [2020-07-28 17:48:43,305 INFO L78 Accepts]: Start accepts. Automaton has 11 states. Word has length 19 [2020-07-28 17:48:43,305 INFO L84 Accepts]: Finished accepts. word is accepted. [2020-07-28 17:48:43,305 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 11 states. [2020-07-28 17:48:43,399 INFO L119 InductivityCheck]: Floyd-Hoare automaton has 32 edges. 32 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2020-07-28 17:48:43,400 INFO L459 AbstractCegarLoop]: Interpolant automaton has 11 states [2020-07-28 17:48:43,400 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2020-07-28 17:48:43,400 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2020-07-28 17:48:43,401 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=24, Invalid=86, Unknown=0, NotChecked=0, Total=110 [2020-07-28 17:48:43,401 INFO L87 Difference]: Start difference. First operand 24 states and 24 transitions. Second operand 11 states. [2020-07-28 17:48:44,001 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-28 17:48:44,001 INFO L93 Difference]: Finished difference Result 24 states and 24 transitions. [2020-07-28 17:48:44,002 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2020-07-28 17:48:44,002 INFO L78 Accepts]: Start accepts. Automaton has 11 states. Word has length 19 [2020-07-28 17:48:44,002 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-07-28 17:48:44,002 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 11 states. [2020-07-28 17:48:44,004 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7 states to 7 states and 24 transitions. [2020-07-28 17:48:44,005 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 11 states. [2020-07-28 17:48:44,005 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7 states to 7 states and 24 transitions. [2020-07-28 17:48:44,006 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 7 states and 24 transitions. [2020-07-28 17:48:44,105 INFO L119 InductivityCheck]: Floyd-Hoare automaton has 24 edges. 24 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2020-07-28 17:48:44,105 INFO L225 Difference]: With dead ends: 24 [2020-07-28 17:48:44,105 INFO L226 Difference]: Without dead ends: 0 [2020-07-28 17:48:44,106 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 40 GetRequests, 27 SyntacticMatches, 0 SemanticMatches, 13 ConstructedPredicates, 0 IntricatePredicates, 1 DeprecatedPredicates, 11 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=65, Invalid=145, Unknown=0, NotChecked=0, Total=210 [2020-07-28 17:48:44,106 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2020-07-28 17:48:44,107 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2020-07-28 17:48:44,107 INFO L214 AbstractMinimizeNwa]: Start testing correctness of minimizeSevpa [2020-07-28 17:48:44,107 INFO L82 GeneralOperation]: Start isEquivalent. First operand 0 states. Second operand 0 states. [2020-07-28 17:48:44,107 INFO L74 IsIncluded]: Start isIncluded. First operand 0 states. Second operand 0 states. [2020-07-28 17:48:44,107 INFO L87 Difference]: Start difference. First operand 0 states. Second operand 0 states. [2020-07-28 17:48:44,107 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-28 17:48:44,107 INFO L93 Difference]: Finished difference Result 0 states and 0 transitions. [2020-07-28 17:48:44,108 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2020-07-28 17:48:44,108 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-07-28 17:48:44,108 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2020-07-28 17:48:44,108 INFO L74 IsIncluded]: Start isIncluded. First operand 0 states. Second operand 0 states. [2020-07-28 17:48:44,108 INFO L87 Difference]: Start difference. First operand 0 states. Second operand 0 states. [2020-07-28 17:48:44,108 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-28 17:48:44,108 INFO L93 Difference]: Finished difference Result 0 states and 0 transitions. [2020-07-28 17:48:44,109 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2020-07-28 17:48:44,109 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-07-28 17:48:44,109 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2020-07-28 17:48:44,109 INFO L88 GeneralOperation]: Finished isEquivalent. [2020-07-28 17:48:44,109 INFO L221 AbstractMinimizeNwa]: Finished testing correctness of minimizeSevpa [2020-07-28 17:48:44,109 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2020-07-28 17:48:44,109 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2020-07-28 17:48:44,110 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 19 [2020-07-28 17:48:44,110 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-07-28 17:48:44,110 INFO L479 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2020-07-28 17:48:44,110 INFO L480 AbstractCegarLoop]: Interpolant automaton has 11 states. [2020-07-28 17:48:44,110 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2020-07-28 17:48:44,110 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-07-28 17:48:44,310 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 6 mathsat -unsat_core_generation=3 [2020-07-28 17:48:44,314 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2020-07-28 17:48:44,668 WARN L193 SmtUtils]: Spent 231.00 ms on a formula simplification that was a NOOP. DAG size: 61 [2020-07-28 17:48:44,730 INFO L264 CegarLoopResult]: At program point L118(lines 118 213) the Hoare annotation is: (let ((.cse0 (fp.neg (_ +zero 8 24)))) (and (= ~pi~0 ((_ to_fp 8 24) roundNearestTiesToEven ((_ to_fp 11 53) roundNearestTiesToEven (/ 3141592741.0 1000000000.0)))) (= (fp ((_ extract 31 31) ULTIMATE.start___ieee754_atan2f_~hx~1) ((_ extract 30 23) ULTIMATE.start___ieee754_atan2f_~hx~1) ((_ extract 22 0) ULTIMATE.start___ieee754_atan2f_~hx~1)) .cse0) (= (fp ((_ extract 31 31) ULTIMATE.start___ieee754_atan2f_~hy~0) ((_ extract 30 23) ULTIMATE.start___ieee754_atan2f_~hy~0) ((_ extract 22 0) ULTIMATE.start___ieee754_atan2f_~hy~0)) (_ +zero 8 24)) (= (fp.add roundNearestTiesToEven ~pi~0 ((_ to_fp 8 24) roundNearestTiesToEven ((_ to_fp 11 53) roundNearestTiesToEven (/ 1.0 1000000000000000000000000000000.0)))) |ULTIMATE.start___ieee754_atan2f_#res|) (exists ((ULTIMATE.start___ieee754_atan2f_~hy~0 (_ BitVec 32)) (ULTIMATE.start___ieee754_atan2f_~hx~1 (_ BitVec 32))) (and (= (fp ((_ extract 31 31) ULTIMATE.start___ieee754_atan2f_~hx~1) ((_ extract 30 23) ULTIMATE.start___ieee754_atan2f_~hx~1) ((_ extract 22 0) ULTIMATE.start___ieee754_atan2f_~hx~1)) (fp.neg (_ +zero 8 24))) (= ULTIMATE.start___ieee754_atan2f_~m~0 (bvor (bvand (_ bv1 32) (bvashr ULTIMATE.start___ieee754_atan2f_~hy~0 (_ bv31 32))) (bvand (_ bv2 32) (bvashr ULTIMATE.start___ieee754_atan2f_~hx~1 (_ bv30 32))))))) (exists ((ULTIMATE.start___ieee754_atan2f_~hy~0 (_ BitVec 32))) (and (= (fp ((_ extract 31 31) ULTIMATE.start___ieee754_atan2f_~hy~0) ((_ extract 30 23) ULTIMATE.start___ieee754_atan2f_~hy~0) ((_ extract 22 0) ULTIMATE.start___ieee754_atan2f_~hy~0)) (_ +zero 8 24)) (= ULTIMATE.start___ieee754_atan2f_~iy~0 (bvand (_ bv2147483647 32) ULTIMATE.start___ieee754_atan2f_~hy~0)))) (= ULTIMATE.start___ieee754_atan2f_~x .cse0) (= ((_ to_fp 8 24) currentRoundingMode ((_ to_fp 11 53) currentRoundingMode (/ 1.0 1000000000000000000000000000000.0))) ~tiny_atan2~0) (exists ((ULTIMATE.start___ieee754_atan2f_~hx~1 (_ BitVec 32))) (and (= (fp ((_ extract 31 31) ULTIMATE.start___ieee754_atan2f_~hx~1) ((_ extract 30 23) ULTIMATE.start___ieee754_atan2f_~hx~1) ((_ extract 22 0) ULTIMATE.start___ieee754_atan2f_~hx~1)) (fp.neg (_ +zero 8 24))) (= ULTIMATE.start___ieee754_atan2f_~ix~2 (bvand (_ bv2147483647 32) ULTIMATE.start___ieee754_atan2f_~hx~1)))) (= currentRoundingMode roundNearestTiesToEven) (= ULTIMATE.start___ieee754_atan2f_~y (_ +zero 8 24)))) [2020-07-28 17:48:44,730 INFO L268 CegarLoopResult]: For program point L19(lines 19 23) no Hoare annotation was computed. [2020-07-28 17:48:44,730 INFO L268 CegarLoopResult]: For program point L19-1(lines 12 25) no Hoare annotation was computed. [2020-07-28 17:48:44,731 INFO L268 CegarLoopResult]: For program point L19-2(lines 19 23) no Hoare annotation was computed. [2020-07-28 17:48:44,731 INFO L268 CegarLoopResult]: For program point L19-3(lines 19 23) no Hoare annotation was computed. [2020-07-28 17:48:44,731 INFO L268 CegarLoopResult]: For program point L19-4(lines 12 25) no Hoare annotation was computed. [2020-07-28 17:48:44,731 INFO L268 CegarLoopResult]: For program point L19-5(lines 19 23) no Hoare annotation was computed. [2020-07-28 17:48:44,731 INFO L268 CegarLoopResult]: For program point L19-6(lines 19 23) no Hoare annotation was computed. [2020-07-28 17:48:44,731 INFO L268 CegarLoopResult]: For program point L19-7(lines 12 25) no Hoare annotation was computed. [2020-07-28 17:48:44,731 INFO L268 CegarLoopResult]: For program point L19-8(lines 19 23) no Hoare annotation was computed. [2020-07-28 17:48:44,732 INFO L268 CegarLoopResult]: For program point L201(lines 201 205) no Hoare annotation was computed. [2020-07-28 17:48:44,732 INFO L268 CegarLoopResult]: For program point L168(lines 168 177) no Hoare annotation was computed. [2020-07-28 17:48:44,732 INFO L268 CegarLoopResult]: For program point L201-1(lines 194 206) no Hoare annotation was computed. [2020-07-28 17:48:44,732 INFO L268 CegarLoopResult]: For program point L201-2(lines 201 205) no Hoare annotation was computed. [2020-07-28 17:48:44,732 INFO L268 CegarLoopResult]: For program point L69(lines 69 94) no Hoare annotation was computed. [2020-07-28 17:48:44,732 INFO L268 CegarLoopResult]: For program point L69-2(lines 69 94) no Hoare annotation was computed. [2020-07-28 17:48:44,732 INFO L268 CegarLoopResult]: For program point ULTIMATE.startENTRY(line -1) no Hoare annotation was computed. [2020-07-28 17:48:44,732 INFO L268 CegarLoopResult]: For program point L185(lines 185 190) no Hoare annotation was computed. [2020-07-28 17:48:44,732 INFO L268 CegarLoopResult]: For program point L86(lines 86 92) no Hoare annotation was computed. [2020-07-28 17:48:44,733 INFO L268 CegarLoopResult]: For program point L86-2(lines 69 94) no Hoare annotation was computed. [2020-07-28 17:48:44,733 INFO L268 CegarLoopResult]: For program point L86-3(lines 86 92) no Hoare annotation was computed. [2020-07-28 17:48:44,733 INFO L268 CegarLoopResult]: For program point L86-5(lines 69 94) no Hoare annotation was computed. [2020-07-28 17:48:44,733 INFO L268 CegarLoopResult]: For program point L169(line 169) no Hoare annotation was computed. [2020-07-28 17:48:44,733 INFO L268 CegarLoopResult]: For program point L136(lines 136 137) no Hoare annotation was computed. [2020-07-28 17:48:44,733 INFO L268 CegarLoopResult]: For program point L70(lines 70 73) no Hoare annotation was computed. [2020-07-28 17:48:44,733 INFO L268 CegarLoopResult]: For program point L70-2(lines 70 73) no Hoare annotation was computed. [2020-07-28 17:48:44,734 INFO L268 CegarLoopResult]: For program point L70-3(lines 70 73) no Hoare annotation was computed. [2020-07-28 17:48:44,734 INFO L268 CegarLoopResult]: For program point L70-5(lines 70 73) no Hoare annotation was computed. [2020-07-28 17:48:44,734 INFO L268 CegarLoopResult]: For program point L153(line 153) no Hoare annotation was computed. [2020-07-28 17:48:44,734 INFO L268 CegarLoopResult]: For program point L153-2(line 153) no Hoare annotation was computed. [2020-07-28 17:48:44,734 INFO L268 CegarLoopResult]: For program point L71(lines 71 72) no Hoare annotation was computed. [2020-07-28 17:48:44,735 INFO L268 CegarLoopResult]: For program point L71-1(lines 71 72) no Hoare annotation was computed. [2020-07-28 17:48:44,735 INFO L268 CegarLoopResult]: For program point L187(lines 187 190) no Hoare annotation was computed. [2020-07-28 17:48:44,735 INFO L268 CegarLoopResult]: For program point L187-2(lines 185 190) no Hoare annotation was computed. [2020-07-28 17:48:44,735 INFO L268 CegarLoopResult]: For program point L55-1(lines 55 59) no Hoare annotation was computed. [2020-07-28 17:48:44,735 INFO L264 CegarLoopResult]: At program point L55-2(lines 55 59) the Hoare annotation is: false [2020-07-28 17:48:44,735 INFO L268 CegarLoopResult]: For program point L55-3(lines 55 59) no Hoare annotation was computed. [2020-07-28 17:48:44,735 INFO L268 CegarLoopResult]: For program point L55-5(lines 55 59) no Hoare annotation was computed. [2020-07-28 17:48:44,735 INFO L264 CegarLoopResult]: At program point L55-6(lines 55 59) the Hoare annotation is: false [2020-07-28 17:48:44,736 INFO L268 CegarLoopResult]: For program point L55-7(lines 55 59) no Hoare annotation was computed. [2020-07-28 17:48:44,736 INFO L268 CegarLoopResult]: For program point L171(line 171) no Hoare annotation was computed. [2020-07-28 17:48:44,736 INFO L268 CegarLoopResult]: For program point L155(lines 155 179) no Hoare annotation was computed. [2020-07-28 17:48:44,736 INFO L268 CegarLoopResult]: For program point L155-1(lines 118 213) no Hoare annotation was computed. [2020-07-28 17:48:44,736 INFO L268 CegarLoopResult]: For program point L122-1(lines 122 126) no Hoare annotation was computed. [2020-07-28 17:48:44,736 INFO L264 CegarLoopResult]: At program point L122-2(lines 122 126) the Hoare annotation is: (and (= ~pi~0 ((_ to_fp 8 24) currentRoundingMode ((_ to_fp 11 53) currentRoundingMode (/ 3141592741.0 1000000000.0)))) (= ((_ to_fp 8 24) currentRoundingMode ((_ to_fp 11 53) currentRoundingMode (/ 1.0 1000000000000000000000000000000.0))) ~tiny_atan2~0) (= ULTIMATE.start___ieee754_atan2f_~x (fp.neg (_ +zero 8 24))) (= currentRoundingMode roundNearestTiesToEven) (= ULTIMATE.start___ieee754_atan2f_~y (_ +zero 8 24))) [2020-07-28 17:48:44,736 INFO L268 CegarLoopResult]: For program point L122-3(lines 122 126) no Hoare annotation was computed. [2020-07-28 17:48:44,736 INFO L268 CegarLoopResult]: For program point L156(lines 156 178) no Hoare annotation was computed. [2020-07-28 17:48:44,736 INFO L264 CegarLoopResult]: At program point L24(lines 12 25) the Hoare annotation is: false [2020-07-28 17:48:44,736 INFO L264 CegarLoopResult]: At program point L24-1(lines 12 25) the Hoare annotation is: false [2020-07-28 17:48:44,737 INFO L264 CegarLoopResult]: At program point L24-2(lines 12 25) the Hoare annotation is: false [2020-07-28 17:48:44,737 INFO L268 CegarLoopResult]: For program point L173(line 173) no Hoare annotation was computed. [2020-07-28 17:48:44,737 INFO L268 CegarLoopResult]: For program point L140(lines 140 150) no Hoare annotation was computed. [2020-07-28 17:48:44,737 INFO L268 CegarLoopResult]: For program point L107(lines 107 112) no Hoare annotation was computed. [2020-07-28 17:48:44,737 INFO L268 CegarLoopResult]: For program point L140-2(lines 118 213) no Hoare annotation was computed. [2020-07-28 17:48:44,737 INFO L268 CegarLoopResult]: For program point L107-1(lines 107 112) no Hoare annotation was computed. [2020-07-28 17:48:44,737 INFO L268 CegarLoopResult]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2020-07-28 17:48:44,737 INFO L268 CegarLoopResult]: For program point L157(lines 157 166) no Hoare annotation was computed. [2020-07-28 17:48:44,737 INFO L268 CegarLoopResult]: For program point L141(lines 141 149) no Hoare annotation was computed. [2020-07-28 17:48:44,737 INFO L268 CegarLoopResult]: For program point L191(lines 191 212) no Hoare annotation was computed. [2020-07-28 17:48:44,738 INFO L268 CegarLoopResult]: For program point L158(line 158) no Hoare annotation was computed. [2020-07-28 17:48:44,738 INFO L268 CegarLoopResult]: For program point L208(line 208) no Hoare annotation was computed. [2020-07-28 17:48:44,738 INFO L268 CegarLoopResult]: For program point L175(line 175) no Hoare annotation was computed. [2020-07-28 17:48:44,738 INFO L268 CegarLoopResult]: For program point L142(line 142) no Hoare annotation was computed. [2020-07-28 17:48:44,738 INFO L268 CegarLoopResult]: For program point L142-2(line 142) no Hoare annotation was computed. [2020-07-28 17:48:44,738 INFO L268 CegarLoopResult]: For program point L225(lines 225 228) no Hoare annotation was computed. [2020-07-28 17:48:44,738 INFO L268 CegarLoopResult]: For program point L192(line 192) no Hoare annotation was computed. [2020-07-28 17:48:44,738 INFO L268 CegarLoopResult]: For program point L143(line 143) no Hoare annotation was computed. [2020-07-28 17:48:44,738 INFO L268 CegarLoopResult]: For program point L77(lines 77 93) no Hoare annotation was computed. [2020-07-28 17:48:44,738 INFO L268 CegarLoopResult]: For program point L77-1(lines 77 93) no Hoare annotation was computed. [2020-07-28 17:48:44,738 INFO L268 CegarLoopResult]: For program point L226(line 226) no Hoare annotation was computed. [2020-07-28 17:48:44,739 INFO L268 CegarLoopResult]: For program point L160(line 160) no Hoare annotation was computed. [2020-07-28 17:48:44,739 INFO L268 CegarLoopResult]: For program point L61(lines 61 68) no Hoare annotation was computed. [2020-07-28 17:48:44,739 INFO L268 CegarLoopResult]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2020-07-28 17:48:44,739 INFO L268 CegarLoopResult]: For program point L61-1(lines 61 68) no Hoare annotation was computed. [2020-07-28 17:48:44,739 INFO L268 CegarLoopResult]: For program point L210(line 210) no Hoare annotation was computed. [2020-07-28 17:48:44,739 INFO L268 CegarLoopResult]: For program point L111(line 111) no Hoare annotation was computed. [2020-07-28 17:48:44,739 INFO L268 CegarLoopResult]: For program point L78(lines 78 84) no Hoare annotation was computed. [2020-07-28 17:48:44,739 INFO L268 CegarLoopResult]: For program point L111-2(line 111) no Hoare annotation was computed. [2020-07-28 17:48:44,739 INFO L264 CegarLoopResult]: At program point L111-3(lines 51 113) the Hoare annotation is: false [2020-07-28 17:48:44,739 INFO L268 CegarLoopResult]: For program point L78-3(lines 78 84) no Hoare annotation was computed. [2020-07-28 17:48:44,740 INFO L268 CegarLoopResult]: For program point L111-4(line 111) no Hoare annotation was computed. [2020-07-28 17:48:44,740 INFO L268 CegarLoopResult]: For program point L111-6(line 111) no Hoare annotation was computed. [2020-07-28 17:48:44,740 INFO L264 CegarLoopResult]: At program point L111-7(lines 51 113) the Hoare annotation is: false [2020-07-28 17:48:44,740 INFO L268 CegarLoopResult]: For program point L194(line 194) no Hoare annotation was computed. [2020-07-28 17:48:44,740 INFO L268 CegarLoopResult]: For program point L128-1(lines 128 132) no Hoare annotation was computed. [2020-07-28 17:48:44,740 INFO L264 CegarLoopResult]: At program point L128-2(lines 128 132) the Hoare annotation is: (let ((.cse0 (fp.neg (_ +zero 8 24)))) (and (= ~pi~0 ((_ to_fp 8 24) currentRoundingMode ((_ to_fp 11 53) currentRoundingMode (/ 3141592741.0 1000000000.0)))) (= (fp ((_ extract 31 31) ULTIMATE.start___ieee754_atan2f_~hx~1) ((_ extract 30 23) ULTIMATE.start___ieee754_atan2f_~hx~1) ((_ extract 22 0) ULTIMATE.start___ieee754_atan2f_~hx~1)) .cse0) (= ((_ to_fp 8 24) currentRoundingMode ((_ to_fp 11 53) currentRoundingMode (/ 1.0 1000000000000000000000000000000.0))) ~tiny_atan2~0) (= ULTIMATE.start___ieee754_atan2f_~x .cse0) (exists ((ULTIMATE.start___ieee754_atan2f_~hx~1 (_ BitVec 32))) (and (= (fp ((_ extract 31 31) ULTIMATE.start___ieee754_atan2f_~hx~1) ((_ extract 30 23) ULTIMATE.start___ieee754_atan2f_~hx~1) ((_ extract 22 0) ULTIMATE.start___ieee754_atan2f_~hx~1)) (fp.neg (_ +zero 8 24))) (= ULTIMATE.start___ieee754_atan2f_~ix~2 (bvand (_ bv2147483647 32) ULTIMATE.start___ieee754_atan2f_~hx~1)))) (= currentRoundingMode roundNearestTiesToEven) (= ULTIMATE.start___ieee754_atan2f_~y (_ +zero 8 24)))) [2020-07-28 17:48:44,740 INFO L268 CegarLoopResult]: For program point L62(lines 62 63) no Hoare annotation was computed. [2020-07-28 17:48:44,740 INFO L268 CegarLoopResult]: For program point L128-3(lines 128 132) no Hoare annotation was computed. [2020-07-28 17:48:44,740 INFO L268 CegarLoopResult]: For program point L62-1(lines 62 63) no Hoare annotation was computed. [2020-07-28 17:48:44,740 INFO L268 CegarLoopResult]: For program point L145(line 145) no Hoare annotation was computed. [2020-07-28 17:48:44,741 INFO L268 CegarLoopResult]: For program point L162(line 162) no Hoare annotation was computed. [2020-07-28 17:48:44,741 INFO L268 CegarLoopResult]: For program point L14-1(lines 14 18) no Hoare annotation was computed. [2020-07-28 17:48:44,741 INFO L264 CegarLoopResult]: At program point L14-2(lines 14 18) the Hoare annotation is: false [2020-07-28 17:48:44,741 INFO L268 CegarLoopResult]: For program point L14-5(lines 14 18) no Hoare annotation was computed. [2020-07-28 17:48:44,741 INFO L264 CegarLoopResult]: At program point L14-6(lines 14 18) the Hoare annotation is: false [2020-07-28 17:48:44,741 INFO L268 CegarLoopResult]: For program point L14-9(lines 14 18) no Hoare annotation was computed. [2020-07-28 17:48:44,741 INFO L264 CegarLoopResult]: At program point L14-10(lines 14 18) the Hoare annotation is: false [2020-07-28 17:48:44,741 INFO L268 CegarLoopResult]: For program point L196-1(lines 196 200) no Hoare annotation was computed. [2020-07-28 17:48:44,741 INFO L264 CegarLoopResult]: At program point L196-2(lines 196 200) the Hoare annotation is: false [2020-07-28 17:48:44,741 INFO L268 CegarLoopResult]: For program point L64(lines 64 67) no Hoare annotation was computed. [2020-07-28 17:48:44,741 INFO L268 CegarLoopResult]: For program point L64-1(lines 64 67) no Hoare annotation was computed. [2020-07-28 17:48:44,741 INFO L268 CegarLoopResult]: For program point L147(line 147) no Hoare annotation was computed. [2020-07-28 17:48:44,742 INFO L271 CegarLoopResult]: At program point L230(lines 215 231) the Hoare annotation is: true [2020-07-28 17:48:44,742 INFO L268 CegarLoopResult]: For program point L164(line 164) no Hoare annotation was computed. [2020-07-28 17:48:44,742 INFO L268 CegarLoopResult]: For program point L-1(line -1) no Hoare annotation was computed. [2020-07-28 17:48:44,742 INFO L268 CegarLoopResult]: For program point ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION(line 226) no Hoare annotation was computed. [2020-07-28 17:48:44,742 INFO L268 CegarLoopResult]: For program point L182(line 182) no Hoare annotation was computed. [2020-07-28 17:48:44,742 INFO L268 CegarLoopResult]: For program point L182-2(line 182) no Hoare annotation was computed. [2020-07-28 17:48:44,742 INFO L268 CegarLoopResult]: For program point L134(lines 134 135) no Hoare annotation was computed. [2020-07-28 17:48:44,747 WARN L170 areAnnotationChecker]: ULTIMATE.startENTRY has no Hoare annotation [2020-07-28 17:48:44,747 WARN L170 areAnnotationChecker]: L-1 has no Hoare annotation [2020-07-28 17:48:44,747 WARN L170 areAnnotationChecker]: L122-1 has no Hoare annotation [2020-07-28 17:48:44,747 WARN L170 areAnnotationChecker]: L122-3 has no Hoare annotation [2020-07-28 17:48:44,747 WARN L170 areAnnotationChecker]: L122-1 has no Hoare annotation [2020-07-28 17:48:44,748 WARN L170 areAnnotationChecker]: L122-1 has no Hoare annotation [2020-07-28 17:48:44,748 WARN L170 areAnnotationChecker]: L122-3 has no Hoare annotation [2020-07-28 17:48:44,748 WARN L170 areAnnotationChecker]: L128-1 has no Hoare annotation [2020-07-28 17:48:44,748 WARN L170 areAnnotationChecker]: L128-3 has no Hoare annotation [2020-07-28 17:48:44,748 WARN L170 areAnnotationChecker]: L128-1 has no Hoare annotation [2020-07-28 17:48:44,748 WARN L170 areAnnotationChecker]: L128-1 has no Hoare annotation [2020-07-28 17:48:44,748 WARN L170 areAnnotationChecker]: L128-3 has no Hoare annotation [2020-07-28 17:48:44,748 WARN L170 areAnnotationChecker]: L134 has no Hoare annotation [2020-07-28 17:48:44,748 WARN L170 areAnnotationChecker]: L134 has no Hoare annotation [2020-07-28 17:48:44,748 WARN L170 areAnnotationChecker]: L225 has no Hoare annotation [2020-07-28 17:48:44,749 WARN L170 areAnnotationChecker]: L136 has no Hoare annotation [2020-07-28 17:48:44,749 WARN L170 areAnnotationChecker]: L136 has no Hoare annotation [2020-07-28 17:48:44,749 WARN L170 areAnnotationChecker]: L225 has no Hoare annotation [2020-07-28 17:48:44,749 WARN L170 areAnnotationChecker]: L225 has no Hoare annotation [2020-07-28 17:48:44,749 WARN L170 areAnnotationChecker]: L55-1 has no Hoare annotation [2020-07-28 17:48:44,749 WARN L170 areAnnotationChecker]: L55-3 has no Hoare annotation [2020-07-28 17:48:44,749 WARN L170 areAnnotationChecker]: L140 has no Hoare annotation [2020-07-28 17:48:44,749 WARN L170 areAnnotationChecker]: L140 has no Hoare annotation [2020-07-28 17:48:44,749 WARN L170 areAnnotationChecker]: L226 has no Hoare annotation [2020-07-28 17:48:44,749 WARN L170 areAnnotationChecker]: L226 has no Hoare annotation [2020-07-28 17:48:44,750 WARN L170 areAnnotationChecker]: ULTIMATE.startFINAL has no Hoare annotation [2020-07-28 17:48:44,750 WARN L170 areAnnotationChecker]: L55-1 has no Hoare annotation [2020-07-28 17:48:44,750 WARN L170 areAnnotationChecker]: L55-1 has no Hoare annotation [2020-07-28 17:48:44,750 WARN L170 areAnnotationChecker]: L55-3 has no Hoare annotation [2020-07-28 17:48:44,750 WARN L170 areAnnotationChecker]: L142 has no Hoare annotation [2020-07-28 17:48:44,750 WARN L170 areAnnotationChecker]: L142 has no Hoare annotation [2020-07-28 17:48:44,750 WARN L170 areAnnotationChecker]: L140-2 has no Hoare annotation [2020-07-28 17:48:44,750 WARN L170 areAnnotationChecker]: L140-2 has no Hoare annotation [2020-07-28 17:48:44,750 WARN L170 areAnnotationChecker]: ULTIMATE.startFINAL has no Hoare annotation [2020-07-28 17:48:44,750 WARN L170 areAnnotationChecker]: L61 has no Hoare annotation [2020-07-28 17:48:44,751 WARN L170 areAnnotationChecker]: L61 has no Hoare annotation [2020-07-28 17:48:44,751 WARN L170 areAnnotationChecker]: L142-2 has no Hoare annotation [2020-07-28 17:48:44,751 WARN L170 areAnnotationChecker]: L153 has no Hoare annotation [2020-07-28 17:48:44,751 WARN L170 areAnnotationChecker]: L153 has no Hoare annotation [2020-07-28 17:48:44,751 WARN L170 areAnnotationChecker]: L155 has no Hoare annotation [2020-07-28 17:48:44,751 WARN L170 areAnnotationChecker]: L155 has no Hoare annotation [2020-07-28 17:48:44,751 WARN L170 areAnnotationChecker]: L62 has no Hoare annotation [2020-07-28 17:48:44,751 WARN L170 areAnnotationChecker]: L62 has no Hoare annotation [2020-07-28 17:48:44,751 WARN L170 areAnnotationChecker]: L69 has no Hoare annotation [2020-07-28 17:48:44,751 WARN L170 areAnnotationChecker]: L69 has no Hoare annotation [2020-07-28 17:48:44,751 WARN L170 areAnnotationChecker]: L143 has no Hoare annotation [2020-07-28 17:48:44,751 WARN L170 areAnnotationChecker]: L143 has no Hoare annotation [2020-07-28 17:48:44,752 WARN L170 areAnnotationChecker]: L153-2 has no Hoare annotation [2020-07-28 17:48:44,752 WARN L170 areAnnotationChecker]: L156 has no Hoare annotation [2020-07-28 17:48:44,752 WARN L170 areAnnotationChecker]: L156 has no Hoare annotation [2020-07-28 17:48:44,752 WARN L170 areAnnotationChecker]: L155-1 has no Hoare annotation [2020-07-28 17:48:44,752 WARN L170 areAnnotationChecker]: L155-1 has no Hoare annotation [2020-07-28 17:48:44,752 WARN L170 areAnnotationChecker]: L64 has no Hoare annotation [2020-07-28 17:48:44,752 WARN L170 areAnnotationChecker]: L64 has no Hoare annotation [2020-07-28 17:48:44,752 WARN L170 areAnnotationChecker]: L70 has no Hoare annotation [2020-07-28 17:48:44,752 WARN L170 areAnnotationChecker]: L70 has no Hoare annotation [2020-07-28 17:48:44,753 WARN L170 areAnnotationChecker]: L14-1 has no Hoare annotation [2020-07-28 17:48:44,753 WARN L170 areAnnotationChecker]: L19-1 has no Hoare annotation [2020-07-28 17:48:44,753 WARN L170 areAnnotationChecker]: L145 has no Hoare annotation [2020-07-28 17:48:44,753 WARN L170 areAnnotationChecker]: L145 has no Hoare annotation [2020-07-28 17:48:44,753 WARN L170 areAnnotationChecker]: L158 has no Hoare annotation [2020-07-28 17:48:44,753 WARN L170 areAnnotationChecker]: L158 has no Hoare annotation [2020-07-28 17:48:44,753 WARN L170 areAnnotationChecker]: L169 has no Hoare annotation [2020-07-28 17:48:44,753 WARN L170 areAnnotationChecker]: L169 has no Hoare annotation [2020-07-28 17:48:44,753 WARN L170 areAnnotationChecker]: L182 has no Hoare annotation [2020-07-28 17:48:44,753 WARN L170 areAnnotationChecker]: L182 has no Hoare annotation [2020-07-28 17:48:44,754 WARN L170 areAnnotationChecker]: L185 has no Hoare annotation [2020-07-28 17:48:44,754 WARN L170 areAnnotationChecker]: L185 has no Hoare annotation [2020-07-28 17:48:44,754 WARN L170 areAnnotationChecker]: L71 has no Hoare annotation [2020-07-28 17:48:44,754 WARN L170 areAnnotationChecker]: L71 has no Hoare annotation [2020-07-28 17:48:44,754 WARN L170 areAnnotationChecker]: L70-2 has no Hoare annotation [2020-07-28 17:48:44,754 WARN L170 areAnnotationChecker]: L14-1 has no Hoare annotation [2020-07-28 17:48:44,754 WARN L170 areAnnotationChecker]: L14-1 has no Hoare annotation [2020-07-28 17:48:44,754 WARN L170 areAnnotationChecker]: L19-1 has no Hoare annotation [2020-07-28 17:48:44,754 WARN L170 areAnnotationChecker]: L19-1 has no Hoare annotation [2020-07-28 17:48:44,754 WARN L170 areAnnotationChecker]: L147 has no Hoare annotation [2020-07-28 17:48:44,754 WARN L170 areAnnotationChecker]: L147 has no Hoare annotation [2020-07-28 17:48:44,755 WARN L170 areAnnotationChecker]: L160 has no Hoare annotation [2020-07-28 17:48:44,755 WARN L170 areAnnotationChecker]: L160 has no Hoare annotation [2020-07-28 17:48:44,755 WARN L170 areAnnotationChecker]: L171 has no Hoare annotation [2020-07-28 17:48:44,755 WARN L170 areAnnotationChecker]: L171 has no Hoare annotation [2020-07-28 17:48:44,755 WARN L170 areAnnotationChecker]: L182-2 has no Hoare annotation [2020-07-28 17:48:44,755 WARN L170 areAnnotationChecker]: L187-2 has no Hoare annotation [2020-07-28 17:48:44,755 WARN L170 areAnnotationChecker]: L187 has no Hoare annotation [2020-07-28 17:48:44,755 WARN L170 areAnnotationChecker]: L187 has no Hoare annotation [2020-07-28 17:48:44,755 WARN L170 areAnnotationChecker]: L86-2 has no Hoare annotation [2020-07-28 17:48:44,755 WARN L170 areAnnotationChecker]: L19 has no Hoare annotation [2020-07-28 17:48:44,756 WARN L170 areAnnotationChecker]: L19 has no Hoare annotation [2020-07-28 17:48:44,756 WARN L170 areAnnotationChecker]: L19-2 has no Hoare annotation [2020-07-28 17:48:44,756 WARN L170 areAnnotationChecker]: L141 has no Hoare annotation [2020-07-28 17:48:44,756 WARN L170 areAnnotationChecker]: L162 has no Hoare annotation [2020-07-28 17:48:44,756 WARN L170 areAnnotationChecker]: L162 has no Hoare annotation [2020-07-28 17:48:44,756 WARN L170 areAnnotationChecker]: L173 has no Hoare annotation [2020-07-28 17:48:44,756 WARN L170 areAnnotationChecker]: L173 has no Hoare annotation [2020-07-28 17:48:44,756 WARN L170 areAnnotationChecker]: L192 has no Hoare annotation [2020-07-28 17:48:44,756 WARN L170 areAnnotationChecker]: L192 has no Hoare annotation [2020-07-28 17:48:44,756 WARN L170 areAnnotationChecker]: L14-5 has no Hoare annotation [2020-07-28 17:48:44,756 WARN L170 areAnnotationChecker]: L19-4 has no Hoare annotation [2020-07-28 17:48:44,757 WARN L170 areAnnotationChecker]: L107 has no Hoare annotation [2020-07-28 17:48:44,757 WARN L170 areAnnotationChecker]: L107 has no Hoare annotation [2020-07-28 17:48:44,757 WARN L170 areAnnotationChecker]: L77 has no Hoare annotation [2020-07-28 17:48:44,757 WARN L170 areAnnotationChecker]: L164 has no Hoare annotation [2020-07-28 17:48:44,757 WARN L170 areAnnotationChecker]: L164 has no Hoare annotation [2020-07-28 17:48:44,757 WARN L170 areAnnotationChecker]: L175 has no Hoare annotation [2020-07-28 17:48:44,757 WARN L170 areAnnotationChecker]: L175 has no Hoare annotation [2020-07-28 17:48:44,757 WARN L170 areAnnotationChecker]: L194 has no Hoare annotation [2020-07-28 17:48:44,757 WARN L170 areAnnotationChecker]: L194 has no Hoare annotation [2020-07-28 17:48:44,757 WARN L170 areAnnotationChecker]: L14-5 has no Hoare annotation [2020-07-28 17:48:44,757 WARN L170 areAnnotationChecker]: L14-5 has no Hoare annotation [2020-07-28 17:48:44,758 WARN L170 areAnnotationChecker]: L19-4 has no Hoare annotation [2020-07-28 17:48:44,758 WARN L170 areAnnotationChecker]: L19-4 has no Hoare annotation [2020-07-28 17:48:44,758 WARN L170 areAnnotationChecker]: L111 has no Hoare annotation [2020-07-28 17:48:44,758 WARN L170 areAnnotationChecker]: L111 has no Hoare annotation [2020-07-28 17:48:44,758 WARN L170 areAnnotationChecker]: L77 has no Hoare annotation [2020-07-28 17:48:44,758 WARN L170 areAnnotationChecker]: L77 has no Hoare annotation [2020-07-28 17:48:44,758 WARN L170 areAnnotationChecker]: L157 has no Hoare annotation [2020-07-28 17:48:44,758 WARN L170 areAnnotationChecker]: L168 has no Hoare annotation [2020-07-28 17:48:44,758 WARN L170 areAnnotationChecker]: L196-1 has no Hoare annotation [2020-07-28 17:48:44,758 WARN L170 areAnnotationChecker]: L201-1 has no Hoare annotation [2020-07-28 17:48:44,759 WARN L170 areAnnotationChecker]: L208 has no Hoare annotation [2020-07-28 17:48:44,759 WARN L170 areAnnotationChecker]: L208 has no Hoare annotation [2020-07-28 17:48:44,759 WARN L170 areAnnotationChecker]: L19-3 has no Hoare annotation [2020-07-28 17:48:44,759 WARN L170 areAnnotationChecker]: L19-3 has no Hoare annotation [2020-07-28 17:48:44,759 WARN L170 areAnnotationChecker]: L19-5 has no Hoare annotation [2020-07-28 17:48:44,759 WARN L170 areAnnotationChecker]: L111-2 has no Hoare annotation [2020-07-28 17:48:44,759 WARN L170 areAnnotationChecker]: L78 has no Hoare annotation [2020-07-28 17:48:44,759 WARN L170 areAnnotationChecker]: L78 has no Hoare annotation [2020-07-28 17:48:44,759 WARN L170 areAnnotationChecker]: L86 has no Hoare annotation [2020-07-28 17:48:44,760 WARN L170 areAnnotationChecker]: L86 has no Hoare annotation [2020-07-28 17:48:44,760 WARN L170 areAnnotationChecker]: L196-1 has no Hoare annotation [2020-07-28 17:48:44,760 WARN L170 areAnnotationChecker]: L196-1 has no Hoare annotation [2020-07-28 17:48:44,760 WARN L170 areAnnotationChecker]: L201-1 has no Hoare annotation [2020-07-28 17:48:44,760 WARN L170 areAnnotationChecker]: L201-1 has no Hoare annotation [2020-07-28 17:48:44,760 WARN L170 areAnnotationChecker]: L210 has no Hoare annotation [2020-07-28 17:48:44,760 WARN L170 areAnnotationChecker]: L210 has no Hoare annotation [2020-07-28 17:48:44,760 WARN L170 areAnnotationChecker]: L201 has no Hoare annotation [2020-07-28 17:48:44,761 WARN L170 areAnnotationChecker]: L201 has no Hoare annotation [2020-07-28 17:48:44,761 WARN L170 areAnnotationChecker]: L201-2 has no Hoare annotation [2020-07-28 17:48:44,761 WARN L170 areAnnotationChecker]: L191 has no Hoare annotation [2020-07-28 17:48:44,761 WARN L170 areAnnotationChecker]: L55-5 has no Hoare annotation [2020-07-28 17:48:44,761 WARN L170 areAnnotationChecker]: L55-7 has no Hoare annotation [2020-07-28 17:48:44,761 WARN L170 areAnnotationChecker]: L55-5 has no Hoare annotation [2020-07-28 17:48:44,761 WARN L170 areAnnotationChecker]: L55-5 has no Hoare annotation [2020-07-28 17:48:44,761 WARN L170 areAnnotationChecker]: L55-7 has no Hoare annotation [2020-07-28 17:48:44,761 WARN L170 areAnnotationChecker]: L61-1 has no Hoare annotation [2020-07-28 17:48:44,762 WARN L170 areAnnotationChecker]: L61-1 has no Hoare annotation [2020-07-28 17:48:44,762 WARN L170 areAnnotationChecker]: L62-1 has no Hoare annotation [2020-07-28 17:48:44,762 WARN L170 areAnnotationChecker]: L62-1 has no Hoare annotation [2020-07-28 17:48:44,762 WARN L170 areAnnotationChecker]: L69-2 has no Hoare annotation [2020-07-28 17:48:44,762 WARN L170 areAnnotationChecker]: L69-2 has no Hoare annotation [2020-07-28 17:48:44,762 WARN L170 areAnnotationChecker]: L187-2 has no Hoare annotation [2020-07-28 17:48:44,762 WARN L170 areAnnotationChecker]: L64-1 has no Hoare annotation [2020-07-28 17:48:44,762 WARN L170 areAnnotationChecker]: L64-1 has no Hoare annotation [2020-07-28 17:48:44,763 WARN L170 areAnnotationChecker]: L70-3 has no Hoare annotation [2020-07-28 17:48:44,763 WARN L170 areAnnotationChecker]: L70-3 has no Hoare annotation [2020-07-28 17:48:44,763 WARN L170 areAnnotationChecker]: L14-9 has no Hoare annotation [2020-07-28 17:48:44,763 WARN L170 areAnnotationChecker]: L19-7 has no Hoare annotation [2020-07-28 17:48:44,763 WARN L170 areAnnotationChecker]: L71-1 has no Hoare annotation [2020-07-28 17:48:44,763 WARN L170 areAnnotationChecker]: L71-1 has no Hoare annotation [2020-07-28 17:48:44,763 WARN L170 areAnnotationChecker]: L70-5 has no Hoare annotation [2020-07-28 17:48:44,763 WARN L170 areAnnotationChecker]: L14-9 has no Hoare annotation [2020-07-28 17:48:44,763 WARN L170 areAnnotationChecker]: L14-9 has no Hoare annotation [2020-07-28 17:48:44,763 WARN L170 areAnnotationChecker]: L19-7 has no Hoare annotation [2020-07-28 17:48:44,764 WARN L170 areAnnotationChecker]: L19-7 has no Hoare annotation [2020-07-28 17:48:44,764 WARN L170 areAnnotationChecker]: L86-5 has no Hoare annotation [2020-07-28 17:48:44,764 WARN L170 areAnnotationChecker]: L19-6 has no Hoare annotation [2020-07-28 17:48:44,764 WARN L170 areAnnotationChecker]: L19-6 has no Hoare annotation [2020-07-28 17:48:44,764 WARN L170 areAnnotationChecker]: L19-8 has no Hoare annotation [2020-07-28 17:48:44,764 WARN L170 areAnnotationChecker]: L107-1 has no Hoare annotation [2020-07-28 17:48:44,764 WARN L170 areAnnotationChecker]: L107-1 has no Hoare annotation [2020-07-28 17:48:44,764 WARN L170 areAnnotationChecker]: L77-1 has no Hoare annotation [2020-07-28 17:48:44,765 WARN L170 areAnnotationChecker]: L111-4 has no Hoare annotation [2020-07-28 17:48:44,765 WARN L170 areAnnotationChecker]: L111-4 has no Hoare annotation [2020-07-28 17:48:44,765 WARN L170 areAnnotationChecker]: L77-1 has no Hoare annotation [2020-07-28 17:48:44,765 WARN L170 areAnnotationChecker]: L77-1 has no Hoare annotation [2020-07-28 17:48:44,765 WARN L170 areAnnotationChecker]: L111-6 has no Hoare annotation [2020-07-28 17:48:44,765 WARN L170 areAnnotationChecker]: L78-3 has no Hoare annotation [2020-07-28 17:48:44,765 WARN L170 areAnnotationChecker]: L78-3 has no Hoare annotation [2020-07-28 17:48:44,765 WARN L170 areAnnotationChecker]: L86-3 has no Hoare annotation [2020-07-28 17:48:44,766 WARN L170 areAnnotationChecker]: L86-3 has no Hoare annotation [2020-07-28 17:48:44,766 INFO L163 areAnnotationChecker]: CFG has 2 edges. 2 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. 0 times interpolants missing. [2020-07-28 17:48:44,774 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_atan2f_~hx~1,QUANTIFIED] [2020-07-28 17:48:44,775 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_atan2f_~hx~1,QUANTIFIED] [2020-07-28 17:48:44,775 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_atan2f_~hx~1,QUANTIFIED] [2020-07-28 17:48:44,776 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_atan2f_~hx~1,QUANTIFIED] [2020-07-28 17:48:44,776 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2020-07-28 17:48:44,778 WARN L1295 BoogieBacktranslator]: unknown boogie variable currentRoundingMode [2020-07-28 17:48:44,778 WARN L1295 BoogieBacktranslator]: unknown boogie variable currentRoundingMode [2020-07-28 17:48:44,779 WARN L1295 BoogieBacktranslator]: unknown boogie variable currentRoundingMode [2020-07-28 17:48:44,779 WARN L1295 BoogieBacktranslator]: unknown boogie variable currentRoundingMode [2020-07-28 17:48:44,779 WARN L1295 BoogieBacktranslator]: unknown boogie variable currentRoundingMode [2020-07-28 17:48:44,781 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_atan2f_~hx~1,QUANTIFIED] [2020-07-28 17:48:44,781 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_atan2f_~hx~1,QUANTIFIED] [2020-07-28 17:48:44,781 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_atan2f_~hx~1,QUANTIFIED] [2020-07-28 17:48:44,781 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_atan2f_~hx~1,QUANTIFIED] [2020-07-28 17:48:44,782 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2020-07-28 17:48:44,782 WARN L1295 BoogieBacktranslator]: unknown boogie variable currentRoundingMode [2020-07-28 17:48:44,782 WARN L1295 BoogieBacktranslator]: unknown boogie variable currentRoundingMode [2020-07-28 17:48:44,783 WARN L1295 BoogieBacktranslator]: unknown boogie variable currentRoundingMode [2020-07-28 17:48:44,783 WARN L1295 BoogieBacktranslator]: unknown boogie variable currentRoundingMode [2020-07-28 17:48:44,783 WARN L1295 BoogieBacktranslator]: unknown boogie variable currentRoundingMode [2020-07-28 17:48:44,785 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2020-07-28 17:48:44,785 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2020-07-28 17:48:44,785 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2020-07-28 17:48:44,786 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2020-07-28 17:48:44,786 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2020-07-28 17:48:44,786 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_atan2f_~hx~1,QUANTIFIED] [2020-07-28 17:48:44,786 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_atan2f_~hx~1,QUANTIFIED] [2020-07-28 17:48:44,786 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_atan2f_~hx~1,QUANTIFIED] [2020-07-28 17:48:44,787 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_atan2f_~hy~0,QUANTIFIED] [2020-07-28 17:48:44,787 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_atan2f_~hx~1,QUANTIFIED] [2020-07-28 17:48:44,787 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_atan2f_~hy~0,QUANTIFIED] [2020-07-28 17:48:44,787 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_atan2f_~hy~0,QUANTIFIED] [2020-07-28 17:48:44,787 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_atan2f_~hy~0,QUANTIFIED] [2020-07-28 17:48:44,788 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_atan2f_~hy~0,QUANTIFIED] [2020-07-28 17:48:44,788 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_atan2f_~hx~1,QUANTIFIED] [2020-07-28 17:48:44,788 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_atan2f_~hx~1,QUANTIFIED] [2020-07-28 17:48:44,788 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_atan2f_~hx~1,QUANTIFIED] [2020-07-28 17:48:44,789 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_atan2f_~hx~1,QUANTIFIED] [2020-07-28 17:48:44,789 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2020-07-28 17:48:44,790 WARN L1295 BoogieBacktranslator]: unknown boogie variable currentRoundingMode [2020-07-28 17:48:44,790 WARN L1295 BoogieBacktranslator]: unknown boogie variable currentRoundingMode [2020-07-28 17:48:44,790 WARN L1295 BoogieBacktranslator]: unknown boogie variable currentRoundingMode [2020-07-28 17:48:44,791 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2020-07-28 17:48:44,791 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2020-07-28 17:48:44,791 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2020-07-28 17:48:44,792 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2020-07-28 17:48:44,792 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2020-07-28 17:48:44,792 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_atan2f_~hx~1,QUANTIFIED] [2020-07-28 17:48:44,792 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_atan2f_~hx~1,QUANTIFIED] [2020-07-28 17:48:44,793 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_atan2f_~hx~1,QUANTIFIED] [2020-07-28 17:48:44,793 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_atan2f_~hy~0,QUANTIFIED] [2020-07-28 17:48:44,793 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_atan2f_~hx~1,QUANTIFIED] [2020-07-28 17:48:44,793 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_atan2f_~hy~0,QUANTIFIED] [2020-07-28 17:48:44,793 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_atan2f_~hy~0,QUANTIFIED] [2020-07-28 17:48:44,794 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_atan2f_~hy~0,QUANTIFIED] [2020-07-28 17:48:44,794 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_atan2f_~hy~0,QUANTIFIED] [2020-07-28 17:48:44,794 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_atan2f_~hx~1,QUANTIFIED] [2020-07-28 17:48:44,794 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_atan2f_~hx~1,QUANTIFIED] [2020-07-28 17:48:44,794 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_atan2f_~hx~1,QUANTIFIED] [2020-07-28 17:48:44,795 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_atan2f_~hx~1,QUANTIFIED] [2020-07-28 17:48:44,795 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2020-07-28 17:48:44,795 WARN L1295 BoogieBacktranslator]: unknown boogie variable currentRoundingMode [2020-07-28 17:48:44,796 WARN L1295 BoogieBacktranslator]: unknown boogie variable currentRoundingMode [2020-07-28 17:48:44,796 WARN L1295 BoogieBacktranslator]: unknown boogie variable currentRoundingMode [2020-07-28 17:48:44,797 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2020-07-28 17:48:44,797 WARN L1295 BoogieBacktranslator]: unknown boogie variable currentRoundingMode [2020-07-28 17:48:44,798 WARN L1295 BoogieBacktranslator]: unknown boogie variable currentRoundingMode [2020-07-28 17:48:44,798 WARN L1295 BoogieBacktranslator]: unknown boogie variable currentRoundingMode [2020-07-28 17:48:44,798 WARN L1295 BoogieBacktranslator]: unknown boogie variable currentRoundingMode [2020-07-28 17:48:44,798 WARN L1295 BoogieBacktranslator]: unknown boogie variable currentRoundingMode [2020-07-28 17:48:44,799 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2020-07-28 17:48:44,799 WARN L1295 BoogieBacktranslator]: unknown boogie variable currentRoundingMode [2020-07-28 17:48:44,799 WARN L1295 BoogieBacktranslator]: unknown boogie variable currentRoundingMode [2020-07-28 17:48:44,799 WARN L1295 BoogieBacktranslator]: unknown boogie variable currentRoundingMode [2020-07-28 17:48:44,800 WARN L1295 BoogieBacktranslator]: unknown boogie variable currentRoundingMode [2020-07-28 17:48:44,800 WARN L1295 BoogieBacktranslator]: unknown boogie variable currentRoundingMode [2020-07-28 17:48:44,802 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 28.07 05:48:44 BoogieIcfgContainer [2020-07-28 17:48:44,802 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2020-07-28 17:48:44,803 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2020-07-28 17:48:44,803 INFO L271 PluginConnector]: Initializing Witness Printer... [2020-07-28 17:48:44,803 INFO L275 PluginConnector]: Witness Printer initialized [2020-07-28 17:48:44,803 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.07 05:47:58" (3/4) ... [2020-07-28 17:48:44,807 INFO L137 WitnessPrinter]: Generating witness for correct program [2020-07-28 17:48:44,825 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 18 nodes and edges [2020-07-28 17:48:44,826 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 10 nodes and edges [2020-07-28 17:48:44,826 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2020-07-28 17:48:44,858 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((pi == ~to_fp~LONGDOUBLE(unknown-currentRoundingMode-unknown, ~to_fp~LONGDOUBLE(unknown-currentRoundingMode-unknown, 3141592741/1000000000)) && ~fp~LONGDOUBLE(hx[31:31], hx[30:23], hx[22:0]) == ~fp.neg~FLOAT(~Pluszero~LONGDOUBLE())) && ~to_fp~LONGDOUBLE(unknown-currentRoundingMode-unknown, ~to_fp~LONGDOUBLE(unknown-currentRoundingMode-unknown, 1/1000000000000000000000000000000)) == tiny_atan2) && x == ~fp.neg~FLOAT(~Pluszero~LONGDOUBLE())) && (\exists ULTIMATE.start___ieee754_atan2f_~hx~1 : bv32 :: ~fp~LONGDOUBLE(ULTIMATE.start___ieee754_atan2f_~hx~1[31:31], ULTIMATE.start___ieee754_atan2f_~hx~1[30:23], ULTIMATE.start___ieee754_atan2f_~hx~1[22:0]) == ~fp.neg~FLOAT(~Pluszero~LONGDOUBLE()) && ix == ~bvand32(2147483647bv32, ULTIMATE.start___ieee754_atan2f_~hx~1))) && unknown-currentRoundingMode-unknown == ~roundNearestTiesToEven) && y == ~Pluszero~LONGDOUBLE() [2020-07-28 17:48:44,858 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((((((pi == ~to_fp~LONGDOUBLE(~roundNearestTiesToEven, ~to_fp~LONGDOUBLE(~roundNearestTiesToEven, 3141592741/1000000000)) && ~fp~LONGDOUBLE(hx[31:31], hx[30:23], hx[22:0]) == ~fp.neg~FLOAT(~Pluszero~LONGDOUBLE())) && ~fp~LONGDOUBLE(hy[31:31], hy[30:23], hy[22:0]) == ~Pluszero~LONGDOUBLE()) && ~fp.add~FLOAT(~roundNearestTiesToEven, pi, ~to_fp~LONGDOUBLE(~roundNearestTiesToEven, ~to_fp~LONGDOUBLE(~roundNearestTiesToEven, 1/1000000000000000000000000000000))) == \result) && (\exists ULTIMATE.start___ieee754_atan2f_~hy~0 : bv32, ULTIMATE.start___ieee754_atan2f_~hx~1 : bv32 :: ~fp~LONGDOUBLE(ULTIMATE.start___ieee754_atan2f_~hx~1[31:31], ULTIMATE.start___ieee754_atan2f_~hx~1[30:23], ULTIMATE.start___ieee754_atan2f_~hx~1[22:0]) == ~fp.neg~FLOAT(~Pluszero~LONGDOUBLE()) && m == ~bvor32(~bvand32(1bv32, ~bvashr32(ULTIMATE.start___ieee754_atan2f_~hy~0, 31bv32)), ~bvand32(2bv32, ~bvashr32(ULTIMATE.start___ieee754_atan2f_~hx~1, 30bv32))))) && (\exists ULTIMATE.start___ieee754_atan2f_~hy~0 : bv32 :: ~fp~LONGDOUBLE(ULTIMATE.start___ieee754_atan2f_~hy~0[31:31], ULTIMATE.start___ieee754_atan2f_~hy~0[30:23], ULTIMATE.start___ieee754_atan2f_~hy~0[22:0]) == ~Pluszero~LONGDOUBLE() && iy == ~bvand32(2147483647bv32, ULTIMATE.start___ieee754_atan2f_~hy~0))) && x == ~fp.neg~FLOAT(~Pluszero~LONGDOUBLE())) && ~to_fp~LONGDOUBLE(unknown-currentRoundingMode-unknown, ~to_fp~LONGDOUBLE(unknown-currentRoundingMode-unknown, 1/1000000000000000000000000000000)) == tiny_atan2) && (\exists ULTIMATE.start___ieee754_atan2f_~hx~1 : bv32 :: ~fp~LONGDOUBLE(ULTIMATE.start___ieee754_atan2f_~hx~1[31:31], ULTIMATE.start___ieee754_atan2f_~hx~1[30:23], ULTIMATE.start___ieee754_atan2f_~hx~1[22:0]) == ~fp.neg~FLOAT(~Pluszero~LONGDOUBLE()) && ix == ~bvand32(2147483647bv32, ULTIMATE.start___ieee754_atan2f_~hx~1))) && unknown-currentRoundingMode-unknown == ~roundNearestTiesToEven) && y == ~Pluszero~LONGDOUBLE() [2020-07-28 17:48:44,919 INFO L141 WitnessManager]: Wrote witness to /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/witness.graphml [2020-07-28 17:48:44,919 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2020-07-28 17:48:44,921 INFO L168 Benchmark]: Toolchain (without parser) took 63874.39 ms. Allocated memory was 1.0 GB in the beginning and 1.3 GB in the end (delta: 264.8 MB). Free memory was 956.2 MB in the beginning and 1.1 GB in the end (delta: -139.8 MB). Peak memory consumption was 124.9 MB. Max. memory is 11.5 GB. [2020-07-28 17:48:44,921 INFO L168 Benchmark]: CDTParser took 0.18 ms. Allocated memory is still 1.0 GB. Free memory is still 987.1 MB. There was no memory consumed. Max. memory is 11.5 GB. [2020-07-28 17:48:44,921 INFO L168 Benchmark]: CACSL2BoogieTranslator took 564.60 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 128.5 MB). Free memory was 956.2 MB in the beginning and 1.1 GB in the end (delta: -161.6 MB). Peak memory consumption was 25.9 MB. Max. memory is 11.5 GB. [2020-07-28 17:48:44,922 INFO L168 Benchmark]: Boogie Procedure Inliner took 100.05 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 6.7 MB). Peak memory consumption was 6.7 MB. Max. memory is 11.5 GB. [2020-07-28 17:48:44,922 INFO L168 Benchmark]: Boogie Preprocessor took 99.16 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 6.7 MB). Peak memory consumption was 6.7 MB. Max. memory is 11.5 GB. [2020-07-28 17:48:44,922 INFO L168 Benchmark]: RCFGBuilder took 17103.55 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 997.5 MB in the end (delta: 100.2 MB). Peak memory consumption was 100.2 MB. Max. memory is 11.5 GB. [2020-07-28 17:48:44,923 INFO L168 Benchmark]: TraceAbstraction took 45882.58 ms. Allocated memory was 1.2 GB in the beginning and 1.3 GB in the end (delta: 136.3 MB). Free memory was 997.5 MB in the beginning and 1.1 GB in the end (delta: -107.2 MB). Peak memory consumption was 29.1 MB. Max. memory is 11.5 GB. [2020-07-28 17:48:44,923 INFO L168 Benchmark]: Witness Printer took 116.50 ms. Allocated memory is still 1.3 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 8.7 MB). Peak memory consumption was 8.7 MB. Max. memory is 11.5 GB. [2020-07-28 17:48:44,926 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - AssertionsEnabledResult: Assertions are enabled Assertions are enabled - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.18 ms. Allocated memory is still 1.0 GB. Free memory is still 987.1 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 564.60 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 128.5 MB). Free memory was 956.2 MB in the beginning and 1.1 GB in the end (delta: -161.6 MB). Peak memory consumption was 25.9 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 100.05 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 6.7 MB). Peak memory consumption was 6.7 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 99.16 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 6.7 MB). Peak memory consumption was 6.7 MB. Max. memory is 11.5 GB. * RCFGBuilder took 17103.55 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 997.5 MB in the end (delta: 100.2 MB). Peak memory consumption was 100.2 MB. Max. memory is 11.5 GB. * TraceAbstraction took 45882.58 ms. Allocated memory was 1.2 GB in the beginning and 1.3 GB in the end (delta: 136.3 MB). Free memory was 997.5 MB in the beginning and 1.1 GB in the end (delta: -107.2 MB). Peak memory consumption was 29.1 MB. Max. memory is 11.5 GB. * Witness Printer took 116.50 ms. Allocated memory is still 1.3 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 8.7 MB). Peak memory consumption was 8.7 MB. Max. memory is 11.5 GB. * Results from de.uni_freiburg.informatik.ultimate.boogie.preprocessor: - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_atan2f_~hx~1,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_atan2f_~hx~1,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_atan2f_~hx~1,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_atan2f_~hx~1,QUANTIFIED] - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_atan2f_~hx~1,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_atan2f_~hx~1,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_atan2f_~hx~1,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_atan2f_~hx~1,QUANTIFIED] - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_atan2f_~hx~1,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_atan2f_~hx~1,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_atan2f_~hx~1,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_atan2f_~hy~0,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_atan2f_~hx~1,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_atan2f_~hy~0,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_atan2f_~hy~0,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_atan2f_~hy~0,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_atan2f_~hy~0,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_atan2f_~hx~1,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_atan2f_~hx~1,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_atan2f_~hx~1,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_atan2f_~hx~1,QUANTIFIED] - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_atan2f_~hx~1,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_atan2f_~hx~1,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_atan2f_~hx~1,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_atan2f_~hy~0,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_atan2f_~hx~1,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_atan2f_~hy~0,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_atan2f_~hy~0,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_atan2f_~hy~0,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_atan2f_~hy~0,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_atan2f_~hx~1,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_atan2f_~hx~1,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_atan2f_~hx~1,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_atan2f_~hx~1,QUANTIFIED] - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - GenericResult: Unfinished Backtranslation unknown boogie variable currentRoundingMode - GenericResult: Unfinished Backtranslation unknown boogie variable currentRoundingMode - GenericResult: Unfinished Backtranslation unknown boogie variable currentRoundingMode - GenericResult: Unfinished Backtranslation unknown boogie variable currentRoundingMode - GenericResult: Unfinished Backtranslation unknown boogie variable currentRoundingMode - GenericResult: Unfinished Backtranslation unknown boogie variable currentRoundingMode - GenericResult: Unfinished Backtranslation unknown boogie variable currentRoundingMode - GenericResult: Unfinished Backtranslation unknown boogie variable currentRoundingMode - GenericResult: Unfinished Backtranslation unknown boogie variable currentRoundingMode - GenericResult: Unfinished Backtranslation unknown boogie variable currentRoundingMode - GenericResult: Unfinished Backtranslation unknown boogie variable currentRoundingMode - GenericResult: Unfinished Backtranslation unknown boogie variable currentRoundingMode - GenericResult: Unfinished Backtranslation unknown boogie variable currentRoundingMode - GenericResult: Unfinished Backtranslation unknown boogie variable currentRoundingMode - GenericResult: Unfinished Backtranslation unknown boogie variable currentRoundingMode - GenericResult: Unfinished Backtranslation unknown boogie variable currentRoundingMode - GenericResult: Unfinished Backtranslation unknown boogie variable currentRoundingMode - GenericResult: Unfinished Backtranslation unknown boogie variable currentRoundingMode - GenericResult: Unfinished Backtranslation unknown boogie variable currentRoundingMode - GenericResult: Unfinished Backtranslation unknown boogie variable currentRoundingMode - GenericResult: Unfinished Backtranslation unknown boogie variable currentRoundingMode - GenericResult: Unfinished Backtranslation unknown boogie variable currentRoundingMode - GenericResult: Unfinished Backtranslation unknown boogie variable currentRoundingMode - GenericResult: Unfinished Backtranslation unknown boogie variable currentRoundingMode - GenericResult: Unfinished Backtranslation unknown boogie variable currentRoundingMode - GenericResult: Unfinished Backtranslation unknown boogie variable currentRoundingMode * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 226]: 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: 215]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 55]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 51]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 14]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 128]: Loop Invariant [2020-07-28 17:48:44,933 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_atan2f_~hx~1,QUANTIFIED] [2020-07-28 17:48:44,933 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_atan2f_~hx~1,QUANTIFIED] [2020-07-28 17:48:44,933 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_atan2f_~hx~1,QUANTIFIED] [2020-07-28 17:48:44,933 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_atan2f_~hx~1,QUANTIFIED] [2020-07-28 17:48:44,934 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2020-07-28 17:48:44,934 WARN L1295 BoogieBacktranslator]: unknown boogie variable currentRoundingMode [2020-07-28 17:48:44,934 WARN L1295 BoogieBacktranslator]: unknown boogie variable currentRoundingMode [2020-07-28 17:48:44,934 WARN L1295 BoogieBacktranslator]: unknown boogie variable currentRoundingMode [2020-07-28 17:48:44,934 WARN L1295 BoogieBacktranslator]: unknown boogie variable currentRoundingMode [2020-07-28 17:48:44,935 WARN L1295 BoogieBacktranslator]: unknown boogie variable currentRoundingMode [2020-07-28 17:48:44,935 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_atan2f_~hx~1,QUANTIFIED] [2020-07-28 17:48:44,935 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_atan2f_~hx~1,QUANTIFIED] [2020-07-28 17:48:44,935 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_atan2f_~hx~1,QUANTIFIED] [2020-07-28 17:48:44,936 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_atan2f_~hx~1,QUANTIFIED] [2020-07-28 17:48:44,936 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2020-07-28 17:48:44,936 WARN L1295 BoogieBacktranslator]: unknown boogie variable currentRoundingMode [2020-07-28 17:48:44,936 WARN L1295 BoogieBacktranslator]: unknown boogie variable currentRoundingMode [2020-07-28 17:48:44,936 WARN L1295 BoogieBacktranslator]: unknown boogie variable currentRoundingMode [2020-07-28 17:48:44,937 WARN L1295 BoogieBacktranslator]: unknown boogie variable currentRoundingMode [2020-07-28 17:48:44,937 WARN L1295 BoogieBacktranslator]: unknown boogie variable currentRoundingMode Derived loop invariant: (((((pi == ~to_fp~LONGDOUBLE(unknown-currentRoundingMode-unknown, ~to_fp~LONGDOUBLE(unknown-currentRoundingMode-unknown, 3141592741/1000000000)) && ~fp~LONGDOUBLE(hx[31:31], hx[30:23], hx[22:0]) == ~fp.neg~FLOAT(~Pluszero~LONGDOUBLE())) && ~to_fp~LONGDOUBLE(unknown-currentRoundingMode-unknown, ~to_fp~LONGDOUBLE(unknown-currentRoundingMode-unknown, 1/1000000000000000000000000000000)) == tiny_atan2) && x == ~fp.neg~FLOAT(~Pluszero~LONGDOUBLE())) && (\exists ULTIMATE.start___ieee754_atan2f_~hx~1 : bv32 :: ~fp~LONGDOUBLE(ULTIMATE.start___ieee754_atan2f_~hx~1[31:31], ULTIMATE.start___ieee754_atan2f_~hx~1[30:23], ULTIMATE.start___ieee754_atan2f_~hx~1[22:0]) == ~fp.neg~FLOAT(~Pluszero~LONGDOUBLE()) && ix == ~bvand32(2147483647bv32, ULTIMATE.start___ieee754_atan2f_~hx~1))) && unknown-currentRoundingMode-unknown == ~roundNearestTiesToEven) && y == ~Pluszero~LONGDOUBLE() - InvariantResult [Line: 55]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 118]: Loop Invariant [2020-07-28 17:48:44,937 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2020-07-28 17:48:44,938 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2020-07-28 17:48:44,938 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2020-07-28 17:48:44,938 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2020-07-28 17:48:44,938 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2020-07-28 17:48:44,938 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_atan2f_~hx~1,QUANTIFIED] [2020-07-28 17:48:44,939 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_atan2f_~hx~1,QUANTIFIED] [2020-07-28 17:48:44,939 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_atan2f_~hx~1,QUANTIFIED] [2020-07-28 17:48:44,939 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_atan2f_~hy~0,QUANTIFIED] [2020-07-28 17:48:44,939 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_atan2f_~hx~1,QUANTIFIED] [2020-07-28 17:48:44,939 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_atan2f_~hy~0,QUANTIFIED] [2020-07-28 17:48:44,939 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_atan2f_~hy~0,QUANTIFIED] [2020-07-28 17:48:44,940 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_atan2f_~hy~0,QUANTIFIED] [2020-07-28 17:48:44,940 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_atan2f_~hy~0,QUANTIFIED] [2020-07-28 17:48:44,940 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_atan2f_~hx~1,QUANTIFIED] [2020-07-28 17:48:44,940 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_atan2f_~hx~1,QUANTIFIED] [2020-07-28 17:48:44,940 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_atan2f_~hx~1,QUANTIFIED] [2020-07-28 17:48:44,940 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_atan2f_~hx~1,QUANTIFIED] [2020-07-28 17:48:44,941 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2020-07-28 17:48:44,941 WARN L1295 BoogieBacktranslator]: unknown boogie variable currentRoundingMode [2020-07-28 17:48:44,944 WARN L1295 BoogieBacktranslator]: unknown boogie variable currentRoundingMode [2020-07-28 17:48:44,944 WARN L1295 BoogieBacktranslator]: unknown boogie variable currentRoundingMode [2020-07-28 17:48:44,945 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2020-07-28 17:48:44,945 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2020-07-28 17:48:44,945 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2020-07-28 17:48:44,945 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2020-07-28 17:48:44,946 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2020-07-28 17:48:44,946 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_atan2f_~hx~1,QUANTIFIED] [2020-07-28 17:48:44,946 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_atan2f_~hx~1,QUANTIFIED] [2020-07-28 17:48:44,946 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_atan2f_~hx~1,QUANTIFIED] [2020-07-28 17:48:44,946 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_atan2f_~hy~0,QUANTIFIED] [2020-07-28 17:48:44,946 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_atan2f_~hx~1,QUANTIFIED] [2020-07-28 17:48:44,947 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_atan2f_~hy~0,QUANTIFIED] [2020-07-28 17:48:44,947 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_atan2f_~hy~0,QUANTIFIED] [2020-07-28 17:48:44,947 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_atan2f_~hy~0,QUANTIFIED] [2020-07-28 17:48:44,947 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_atan2f_~hy~0,QUANTIFIED] [2020-07-28 17:48:44,949 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_atan2f_~hx~1,QUANTIFIED] [2020-07-28 17:48:44,949 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_atan2f_~hx~1,QUANTIFIED] [2020-07-28 17:48:44,949 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_atan2f_~hx~1,QUANTIFIED] [2020-07-28 17:48:44,950 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_atan2f_~hx~1,QUANTIFIED] [2020-07-28 17:48:44,950 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2020-07-28 17:48:44,950 WARN L1295 BoogieBacktranslator]: unknown boogie variable currentRoundingMode [2020-07-28 17:48:44,950 WARN L1295 BoogieBacktranslator]: unknown boogie variable currentRoundingMode [2020-07-28 17:48:44,950 WARN L1295 BoogieBacktranslator]: unknown boogie variable currentRoundingMode Derived loop invariant: (((((((((pi == ~to_fp~LONGDOUBLE(~roundNearestTiesToEven, ~to_fp~LONGDOUBLE(~roundNearestTiesToEven, 3141592741/1000000000)) && ~fp~LONGDOUBLE(hx[31:31], hx[30:23], hx[22:0]) == ~fp.neg~FLOAT(~Pluszero~LONGDOUBLE())) && ~fp~LONGDOUBLE(hy[31:31], hy[30:23], hy[22:0]) == ~Pluszero~LONGDOUBLE()) && ~fp.add~FLOAT(~roundNearestTiesToEven, pi, ~to_fp~LONGDOUBLE(~roundNearestTiesToEven, ~to_fp~LONGDOUBLE(~roundNearestTiesToEven, 1/1000000000000000000000000000000))) == \result) && (\exists ULTIMATE.start___ieee754_atan2f_~hy~0 : bv32, ULTIMATE.start___ieee754_atan2f_~hx~1 : bv32 :: ~fp~LONGDOUBLE(ULTIMATE.start___ieee754_atan2f_~hx~1[31:31], ULTIMATE.start___ieee754_atan2f_~hx~1[30:23], ULTIMATE.start___ieee754_atan2f_~hx~1[22:0]) == ~fp.neg~FLOAT(~Pluszero~LONGDOUBLE()) && m == ~bvor32(~bvand32(1bv32, ~bvashr32(ULTIMATE.start___ieee754_atan2f_~hy~0, 31bv32)), ~bvand32(2bv32, ~bvashr32(ULTIMATE.start___ieee754_atan2f_~hx~1, 30bv32))))) && (\exists ULTIMATE.start___ieee754_atan2f_~hy~0 : bv32 :: ~fp~LONGDOUBLE(ULTIMATE.start___ieee754_atan2f_~hy~0[31:31], ULTIMATE.start___ieee754_atan2f_~hy~0[30:23], ULTIMATE.start___ieee754_atan2f_~hy~0[22:0]) == ~Pluszero~LONGDOUBLE() && iy == ~bvand32(2147483647bv32, ULTIMATE.start___ieee754_atan2f_~hy~0))) && x == ~fp.neg~FLOAT(~Pluszero~LONGDOUBLE())) && ~to_fp~LONGDOUBLE(unknown-currentRoundingMode-unknown, ~to_fp~LONGDOUBLE(unknown-currentRoundingMode-unknown, 1/1000000000000000000000000000000)) == tiny_atan2) && (\exists ULTIMATE.start___ieee754_atan2f_~hx~1 : bv32 :: ~fp~LONGDOUBLE(ULTIMATE.start___ieee754_atan2f_~hx~1[31:31], ULTIMATE.start___ieee754_atan2f_~hx~1[30:23], ULTIMATE.start___ieee754_atan2f_~hx~1[22:0]) == ~fp.neg~FLOAT(~Pluszero~LONGDOUBLE()) && ix == ~bvand32(2147483647bv32, ULTIMATE.start___ieee754_atan2f_~hx~1))) && unknown-currentRoundingMode-unknown == ~roundNearestTiesToEven) && y == ~Pluszero~LONGDOUBLE() - InvariantResult [Line: 12]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 51]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 14]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 12]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 196]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 12]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 122]: Loop Invariant [2020-07-28 17:48:44,952 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2020-07-28 17:48:44,952 WARN L1295 BoogieBacktranslator]: unknown boogie variable currentRoundingMode [2020-07-28 17:48:44,952 WARN L1295 BoogieBacktranslator]: unknown boogie variable currentRoundingMode [2020-07-28 17:48:44,955 WARN L1295 BoogieBacktranslator]: unknown boogie variable currentRoundingMode [2020-07-28 17:48:44,956 WARN L1295 BoogieBacktranslator]: unknown boogie variable currentRoundingMode [2020-07-28 17:48:44,956 WARN L1295 BoogieBacktranslator]: unknown boogie variable currentRoundingMode [2020-07-28 17:48:44,956 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2020-07-28 17:48:44,956 WARN L1295 BoogieBacktranslator]: unknown boogie variable currentRoundingMode [2020-07-28 17:48:44,957 WARN L1295 BoogieBacktranslator]: unknown boogie variable currentRoundingMode [2020-07-28 17:48:44,957 WARN L1295 BoogieBacktranslator]: unknown boogie variable currentRoundingMode [2020-07-28 17:48:44,957 WARN L1295 BoogieBacktranslator]: unknown boogie variable currentRoundingMode [2020-07-28 17:48:44,957 WARN L1295 BoogieBacktranslator]: unknown boogie variable currentRoundingMode Derived loop invariant: (((pi == ~to_fp~LONGDOUBLE(unknown-currentRoundingMode-unknown, ~to_fp~LONGDOUBLE(unknown-currentRoundingMode-unknown, 3141592741/1000000000)) && ~to_fp~LONGDOUBLE(unknown-currentRoundingMode-unknown, ~to_fp~LONGDOUBLE(unknown-currentRoundingMode-unknown, 1/1000000000000000000000000000000)) == tiny_atan2) && x == ~fp.neg~FLOAT(~Pluszero~LONGDOUBLE())) && unknown-currentRoundingMode-unknown == ~roundNearestTiesToEven) && y == ~Pluszero~LONGDOUBLE() - InvariantResult [Line: 14]: Loop Invariant Derived loop invariant: 0 - StatisticsResult: Ultimate Automizer benchmark data CFG has 1 procedures, 109 locations, 1 error locations. Started 1 CEGAR loops. VerificationResult: SAFE, OverallTime: 45.3s, OverallIterations: 5, TraceHistogramMax: 1, AutomataDifference: 35.2s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.4s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 217 SDtfs, 281 SDslu, 106 SDs, 0 SdLazy, 104 SolverSat, 15 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 0.9s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 155 GetRequests, 109 SyntacticMatches, 1 SemanticMatches, 45 ConstructedPredicates, 0 IntricatePredicates, 1 DeprecatedPredicates, 27 ImplicationChecksByTransitivity, 2.9s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=109occurred in iteration=0, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 0.1s AutomataMinimizationTime, 5 MinimizatonAttempts, 0 StatesRemovedByMinimization, 0 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 15 LocationsWithAnnotation, 15 PreInvPairs, 19 NumberOfFragments, 201 HoareAnnotationTreeSize, 15 FomulaSimplifications, 0 FormulaSimplificationTreeSizeReduction, 0.0s HoareSimplificationTime, 15 FomulaSimplificationsInter, 0 FormulaSimplificationTreeSizeReductionInter, 0.3s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 0.1s SsaConstructionTime, 4.3s SatisfiabilityAnalysisTime, 3.4s InterpolantComputationTime, 76 NumberOfCodeBlocks, 76 NumberOfCodeBlocksAsserted, 5 NumberOfCheckSat, 142 ConstructedInterpolants, 25 QuantifiedInterpolants, 22136 SizeOfPredicates, 37 NumberOfNonLiveVariables, 515 ConjunctsInSsa, 46 ConjunctsInUnsatCore, 10 InterpolantComputations, 10 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available RESULT: Ultimate proved your program to be correct! [MP z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Forcibly destroying the process Received shutdown request...