./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/float-newlib/float_req_bl_0662b.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_0662b.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 a4c379b7a04a6d66192cdd980e7a650440d3ad5e ........................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................ 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_0662b.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 a4c379b7a04a6d66192cdd980e7a650440d3ad5e ..................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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 17:47:13,468 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-07-28 17:47:13,471 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-07-28 17:47:13,483 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-07-28 17:47:13,484 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-07-28 17:47:13,485 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-07-28 17:47:13,486 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-07-28 17:47:13,488 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-07-28 17:47:13,490 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-07-28 17:47:13,491 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-07-28 17:47:13,492 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-07-28 17:47:13,494 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-07-28 17:47:13,494 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-07-28 17:47:13,495 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-07-28 17:47:13,496 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-07-28 17:47:13,498 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-07-28 17:47:13,499 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-07-28 17:47:13,500 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-07-28 17:47:13,502 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-07-28 17:47:13,504 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-07-28 17:47:13,505 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-07-28 17:47:13,507 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-07-28 17:47:13,508 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-07-28 17:47:13,509 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-07-28 17:47:13,512 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-07-28 17:47:13,512 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-07-28 17:47:13,512 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-07-28 17:47:13,513 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-07-28 17:47:13,514 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-07-28 17:47:13,515 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-07-28 17:47:13,515 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-07-28 17:47:13,516 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-07-28 17:47:13,517 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-07-28 17:47:13,518 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-07-28 17:47:13,519 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-07-28 17:47:13,519 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-07-28 17:47:13,520 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-07-28 17:47:13,520 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-07-28 17:47:13,521 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-07-28 17:47:13,522 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-07-28 17:47:13,522 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-07-28 17:47:13,523 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2020-07-28 17:47:13,538 INFO L113 SettingsManager]: Loading preferences was successful [2020-07-28 17:47:13,538 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-07-28 17:47:13,540 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-07-28 17:47:13,540 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-07-28 17:47:13,540 INFO L138 SettingsManager]: * Use SBE=true [2020-07-28 17:47:13,541 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-07-28 17:47:13,541 INFO L138 SettingsManager]: * sizeof long=4 [2020-07-28 17:47:13,541 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-07-28 17:47:13,542 INFO L138 SettingsManager]: * sizeof POINTER=4 [2020-07-28 17:47:13,542 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-07-28 17:47:13,542 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-07-28 17:47:13,542 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-07-28 17:47:13,543 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-07-28 17:47:13,543 INFO L138 SettingsManager]: * sizeof long double=12 [2020-07-28 17:47:13,543 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-07-28 17:47:13,544 INFO L138 SettingsManager]: * Use constant arrays=true [2020-07-28 17:47:13,544 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-07-28 17:47:13,544 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-07-28 17:47:13,544 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-07-28 17:47:13,545 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-07-28 17:47:13,545 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-07-28 17:47:13,545 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-07-28 17:47:13,546 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-07-28 17:47:13,546 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-07-28 17:47:13,546 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-07-28 17:47:13,546 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2020-07-28 17:47:13,547 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-07-28 17:47:13,547 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-07-28 17:47:13,547 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-07-28 17:47:13,548 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 -> a4c379b7a04a6d66192cdd980e7a650440d3ad5e [2020-07-28 17:47:13,906 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-07-28 17:47:13,926 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-07-28 17:47:13,930 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-07-28 17:47:13,932 INFO L271 PluginConnector]: Initializing CDTParser... [2020-07-28 17:47:13,934 INFO L275 PluginConnector]: CDTParser initialized [2020-07-28 17:47:13,935 INFO L429 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/float-newlib/float_req_bl_0662b.c [2020-07-28 17:47:14,008 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/4dd99fbc5/c6a60d31cba34a3394669fa0e44b9b5e/FLAG9f52d9c15 [2020-07-28 17:47:14,459 INFO L306 CDTParser]: Found 1 translation units. [2020-07-28 17:47:14,460 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/float-newlib/float_req_bl_0662b.c [2020-07-28 17:47:14,469 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/4dd99fbc5/c6a60d31cba34a3394669fa0e44b9b5e/FLAG9f52d9c15 [2020-07-28 17:47:14,861 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/4dd99fbc5/c6a60d31cba34a3394669fa0e44b9b5e [2020-07-28 17:47:14,865 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-07-28 17:47:14,868 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2020-07-28 17:47:14,869 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-07-28 17:47:14,869 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-07-28 17:47:14,873 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-07-28 17:47:14,875 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.07 05:47:14" (1/1) ... [2020-07-28 17:47:14,878 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@71c4e9fb and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.07 05:47:14, skipping insertion in model container [2020-07-28 17:47:14,878 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.07 05:47:14" (1/1) ... [2020-07-28 17:47:14,887 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-07-28 17:47:14,931 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-07-28 17:47:15,178 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-07-28 17:47:15,188 INFO L203 MainTranslator]: Completed pre-run [2020-07-28 17:47:15,318 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-07-28 17:47:15,349 INFO L208 MainTranslator]: Completed translation [2020-07-28 17:47:15,350 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.07 05:47:15 WrapperNode [2020-07-28 17:47:15,350 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-07-28 17:47:15,351 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2020-07-28 17:47:15,351 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2020-07-28 17:47:15,351 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2020-07-28 17:47:15,361 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.07 05:47:15" (1/1) ... [2020-07-28 17:47:15,382 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.07 05:47:15" (1/1) ... [2020-07-28 17:47:15,474 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2020-07-28 17:47:15,477 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-07-28 17:47:15,478 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-07-28 17:47:15,478 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-07-28 17:47:15,497 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.07 05:47:15" (1/1) ... [2020-07-28 17:47:15,497 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.07 05:47:15" (1/1) ... [2020-07-28 17:47:15,504 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.07 05:47:15" (1/1) ... [2020-07-28 17:47:15,504 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.07 05:47:15" (1/1) ... [2020-07-28 17:47:15,530 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.07 05:47:15" (1/1) ... [2020-07-28 17:47:15,540 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.07 05:47:15" (1/1) ... [2020-07-28 17:47:15,545 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.07 05:47:15" (1/1) ... [2020-07-28 17:47:15,551 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-07-28 17:47:15,552 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-07-28 17:47:15,552 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-07-28 17:47:15,552 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-07-28 17:47:15,553 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.07 05:47:15" (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 17:47:15,617 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2020-07-28 17:47:15,617 INFO L130 BoogieDeclarations]: Found specification of procedure read~real [2020-07-28 17:47:15,617 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2020-07-28 17:47:15,617 INFO L130 BoogieDeclarations]: Found specification of procedure write~real [2020-07-28 17:47:15,618 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-07-28 17:47:15,618 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-07-28 17:47:15,618 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2020-07-28 17:47:15,618 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~real [2020-07-28 17:47:15,618 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2020-07-28 17:47:16,653 INFO L290 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-07-28 17:47:16,654 INFO L295 CfgBuilder]: Removed 40 assume(true) statements. [2020-07-28 17:47:16,659 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.07 05:47:16 BoogieIcfgContainer [2020-07-28 17:47:16,659 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2020-07-28 17:47:16,661 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2020-07-28 17:47:16,661 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2020-07-28 17:47:16,665 INFO L275 PluginConnector]: TraceAbstraction initialized [2020-07-28 17:47:16,665 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 28.07 05:47:14" (1/3) ... [2020-07-28 17:47:16,667 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@72ddcad2 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 28.07 05:47:16, skipping insertion in model container [2020-07-28 17:47:16,667 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.07 05:47:15" (2/3) ... [2020-07-28 17:47:16,667 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@72ddcad2 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 28.07 05:47:16, skipping insertion in model container [2020-07-28 17:47:16,668 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.07 05:47:16" (3/3) ... [2020-07-28 17:47:16,670 INFO L109 eAbstractionObserver]: Analyzing ICFG float_req_bl_0662b.c [2020-07-28 17:47:16,683 INFO L157 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2020-07-28 17:47:16,691 INFO L169 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2020-07-28 17:47:16,707 INFO L251 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2020-07-28 17:47:16,735 INFO L375 AbstractCegarLoop]: Interprodecural is true [2020-07-28 17:47:16,735 INFO L376 AbstractCegarLoop]: Hoare is true [2020-07-28 17:47:16,735 INFO L377 AbstractCegarLoop]: Compute interpolants for FPandBP [2020-07-28 17:47:16,736 INFO L378 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2020-07-28 17:47:16,736 INFO L379 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2020-07-28 17:47:16,736 INFO L380 AbstractCegarLoop]: Difference is false [2020-07-28 17:47:16,737 INFO L381 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2020-07-28 17:47:16,737 INFO L385 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2020-07-28 17:47:16,758 INFO L276 IsEmpty]: Start isEmpty. Operand 111 states. [2020-07-28 17:47:16,765 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2020-07-28 17:47:16,765 INFO L414 BasicCegarLoop]: Found error trace [2020-07-28 17:47:16,767 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-07-28 17:47:16,767 INFO L427 AbstractCegarLoop]: === Iteration 1 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-07-28 17:47:16,774 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-07-28 17:47:16,775 INFO L82 PathProgramCache]: Analyzing trace with hash 1059404064, now seen corresponding path program 1 times [2020-07-28 17:47:16,786 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-07-28 17:47:16,787 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1168587696] [2020-07-28 17:47:16,787 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-07-28 17:47:16,896 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-28 17:47:16,964 INFO L280 TraceCheckUtils]: 0: Hoare triple {114#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); {114#true} is VALID [2020-07-28 17:47:16,965 INFO L280 TraceCheckUtils]: 1: Hoare triple {114#true} havoc main_#res;havoc main_#t~nondet42, main_#t~ret43, main_~res~0, main_~x~0, main_~y~0;main_~x~0 := 0.0;main_~y~0 := main_#t~nondet42;havoc main_#t~nondet42; {114#true} is VALID [2020-07-28 17:47:16,966 INFO L280 TraceCheckUtils]: 2: Hoare triple {114#true} assume ~someBinaryFLOATComparisonOperation(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; {114#true} is VALID [2020-07-28 17:47:16,967 INFO L280 TraceCheckUtils]: 3: Hoare triple {114#true} assume !true; {115#false} is VALID [2020-07-28 17:47:16,968 INFO L280 TraceCheckUtils]: 4: Hoare triple {115#false} __ieee754_atan2f_~ix~2 := ~bitwiseAnd(__ieee754_atan2f_~hx~1, 2147483647); {115#false} is VALID [2020-07-28 17:47:16,968 INFO L280 TraceCheckUtils]: 5: Hoare triple {115#false} assume !true; {115#false} is VALID [2020-07-28 17:47:16,969 INFO L280 TraceCheckUtils]: 6: Hoare triple {115#false} __ieee754_atan2f_~iy~0 := ~bitwiseAnd(__ieee754_atan2f_~hy~0, 2147483647); {115#false} is VALID [2020-07-28 17:47:16,969 INFO L280 TraceCheckUtils]: 7: Hoare triple {115#false} assume __ieee754_atan2f_~ix~2 > 2139095040 || __ieee754_atan2f_~iy~0 > 2139095040;__ieee754_atan2f_#res := ~someBinaryArithmeticFLOAToperation(__ieee754_atan2f_~x, __ieee754_atan2f_~y); {115#false} is VALID [2020-07-28 17:47:16,970 INFO L280 TraceCheckUtils]: 8: Hoare triple {115#false} main_#t~ret43 := __ieee754_atan2f_#res;main_~res~0 := main_#t~ret43;havoc main_#t~ret43; {115#false} is VALID [2020-07-28 17:47:16,970 INFO L280 TraceCheckUtils]: 9: Hoare triple {115#false} assume ~someBinaryFLOATComparisonOperation(main_~res~0, ~someUnaryFLOAToperation(~pi_o_2~0)); {115#false} is VALID [2020-07-28 17:47:16,971 INFO L280 TraceCheckUtils]: 10: Hoare triple {115#false} assume !false; {115#false} is VALID [2020-07-28 17:47:16,974 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 17:47:16,975 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1168587696] [2020-07-28 17:47:16,976 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-07-28 17:47:16,976 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2020-07-28 17:47:16,977 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [238865951] [2020-07-28 17:47:16,984 INFO L78 Accepts]: Start accepts. Automaton has 2 states. Word has length 11 [2020-07-28 17:47:16,986 INFO L84 Accepts]: Finished accepts. word is accepted. [2020-07-28 17:47:16,990 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 2 states. [2020-07-28 17:47:17,016 INFO L119 InductivityCheck]: Floyd-Hoare automaton has 11 edges. 11 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2020-07-28 17:47:17,016 INFO L459 AbstractCegarLoop]: Interpolant automaton has 2 states [2020-07-28 17:47:17,017 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-07-28 17:47:17,026 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2020-07-28 17:47:17,028 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2020-07-28 17:47:17,030 INFO L87 Difference]: Start difference. First operand 111 states. Second operand 2 states. [2020-07-28 17:47:17,253 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-28 17:47:17,254 INFO L93 Difference]: Finished difference Result 219 states and 366 transitions. [2020-07-28 17:47:17,254 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2020-07-28 17:47:17,254 INFO L78 Accepts]: Start accepts. Automaton has 2 states. Word has length 11 [2020-07-28 17:47:17,255 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-07-28 17:47:17,256 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 2 states. [2020-07-28 17:47:17,279 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2 states to 2 states and 366 transitions. [2020-07-28 17:47:17,279 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 2 states. [2020-07-28 17:47:17,295 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2 states to 2 states and 366 transitions. [2020-07-28 17:47:17,296 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 2 states and 366 transitions. [2020-07-28 17:47:17,825 INFO L119 InductivityCheck]: Floyd-Hoare automaton has 366 edges. 366 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2020-07-28 17:47:17,858 INFO L225 Difference]: With dead ends: 219 [2020-07-28 17:47:17,858 INFO L226 Difference]: Without dead ends: 107 [2020-07-28 17:47:17,864 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 17:47:17,887 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 107 states. [2020-07-28 17:47:17,932 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 107 to 107. [2020-07-28 17:47:17,933 INFO L214 AbstractMinimizeNwa]: Start testing correctness of minimizeSevpa [2020-07-28 17:47:17,933 INFO L82 GeneralOperation]: Start isEquivalent. First operand 107 states. Second operand 107 states. [2020-07-28 17:47:17,935 INFO L74 IsIncluded]: Start isIncluded. First operand 107 states. Second operand 107 states. [2020-07-28 17:47:17,935 INFO L87 Difference]: Start difference. First operand 107 states. Second operand 107 states. [2020-07-28 17:47:17,949 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-28 17:47:17,949 INFO L93 Difference]: Finished difference Result 107 states and 155 transitions. [2020-07-28 17:47:17,950 INFO L276 IsEmpty]: Start isEmpty. Operand 107 states and 155 transitions. [2020-07-28 17:47:17,952 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-07-28 17:47:17,952 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2020-07-28 17:47:17,953 INFO L74 IsIncluded]: Start isIncluded. First operand 107 states. Second operand 107 states. [2020-07-28 17:47:17,953 INFO L87 Difference]: Start difference. First operand 107 states. Second operand 107 states. [2020-07-28 17:47:17,966 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-28 17:47:17,967 INFO L93 Difference]: Finished difference Result 107 states and 155 transitions. [2020-07-28 17:47:17,967 INFO L276 IsEmpty]: Start isEmpty. Operand 107 states and 155 transitions. [2020-07-28 17:47:17,969 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-07-28 17:47:17,970 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2020-07-28 17:47:17,970 INFO L88 GeneralOperation]: Finished isEquivalent. [2020-07-28 17:47:17,970 INFO L221 AbstractMinimizeNwa]: Finished testing correctness of minimizeSevpa [2020-07-28 17:47:17,971 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 107 states. [2020-07-28 17:47:17,977 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 107 states to 107 states and 155 transitions. [2020-07-28 17:47:17,979 INFO L78 Accepts]: Start accepts. Automaton has 107 states and 155 transitions. Word has length 11 [2020-07-28 17:47:17,980 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-07-28 17:47:17,980 INFO L479 AbstractCegarLoop]: Abstraction has 107 states and 155 transitions. [2020-07-28 17:47:17,980 INFO L480 AbstractCegarLoop]: Interpolant automaton has 2 states. [2020-07-28 17:47:17,981 INFO L276 IsEmpty]: Start isEmpty. Operand 107 states and 155 transitions. [2020-07-28 17:47:17,987 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2020-07-28 17:47:17,988 INFO L414 BasicCegarLoop]: Found error trace [2020-07-28 17:47:17,988 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-07-28 17:47:17,989 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2020-07-28 17:47:17,989 INFO L427 AbstractCegarLoop]: === Iteration 2 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-07-28 17:47:17,990 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-07-28 17:47:17,990 INFO L82 PathProgramCache]: Analyzing trace with hash -7441751, now seen corresponding path program 1 times [2020-07-28 17:47:17,991 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-07-28 17:47:17,992 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [459896624] [2020-07-28 17:47:17,992 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-07-28 17:47:18,126 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2020-07-28 17:47:18,127 INFO L221 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2020-07-28 17:47:18,196 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2020-07-28 17:47:18,197 INFO L221 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2020-07-28 17:47:18,229 INFO L174 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2020-07-28 17:47:18,229 INFO L520 BasicCegarLoop]: Counterexample might be feasible [2020-07-28 17:47:18,231 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2020-07-28 17:47:18,312 WARN L170 areAnnotationChecker]: ULTIMATE.startENTRY has no Hoare annotation [2020-07-28 17:47:18,313 WARN L170 areAnnotationChecker]: L-1 has no Hoare annotation [2020-07-28 17:47:18,313 WARN L170 areAnnotationChecker]: L224 has no Hoare annotation [2020-07-28 17:47:18,313 WARN L170 areAnnotationChecker]: L224 has no Hoare annotation [2020-07-28 17:47:18,314 WARN L170 areAnnotationChecker]: L122-2 has no Hoare annotation [2020-07-28 17:47:18,315 WARN L170 areAnnotationChecker]: L122-2 has no Hoare annotation [2020-07-28 17:47:18,315 WARN L170 areAnnotationChecker]: L224-2 has no Hoare annotation [2020-07-28 17:47:18,316 WARN L170 areAnnotationChecker]: L122-1 has no Hoare annotation [2020-07-28 17:47:18,316 WARN L170 areAnnotationChecker]: L122-1 has no Hoare annotation [2020-07-28 17:47:18,318 WARN L170 areAnnotationChecker]: L122-3 has no Hoare annotation [2020-07-28 17:47:18,324 WARN L170 areAnnotationChecker]: L235 has no Hoare annotation [2020-07-28 17:47:18,325 WARN L170 areAnnotationChecker]: L128-2 has no Hoare annotation [2020-07-28 17:47:18,325 WARN L170 areAnnotationChecker]: L128-2 has no Hoare annotation [2020-07-28 17:47:18,326 WARN L170 areAnnotationChecker]: ULTIMATE.startFINAL has no Hoare annotation [2020-07-28 17:47:18,326 WARN L170 areAnnotationChecker]: L128-1 has no Hoare annotation [2020-07-28 17:47:18,326 WARN L170 areAnnotationChecker]: L128-1 has no Hoare annotation [2020-07-28 17:47:18,326 WARN L170 areAnnotationChecker]: L128-3 has no Hoare annotation [2020-07-28 17:47:18,327 WARN L170 areAnnotationChecker]: L134 has no Hoare annotation [2020-07-28 17:47:18,328 WARN L170 areAnnotationChecker]: L134 has no Hoare annotation [2020-07-28 17:47:18,328 WARN L170 areAnnotationChecker]: L118 has no Hoare annotation [2020-07-28 17:47:18,329 WARN L170 areAnnotationChecker]: L136 has no Hoare annotation [2020-07-28 17:47:18,329 WARN L170 areAnnotationChecker]: L136 has no Hoare annotation [2020-07-28 17:47:18,329 WARN L170 areAnnotationChecker]: L229 has no Hoare annotation [2020-07-28 17:47:18,329 WARN L170 areAnnotationChecker]: L229 has no Hoare annotation [2020-07-28 17:47:18,330 WARN L170 areAnnotationChecker]: L55-2 has no Hoare annotation [2020-07-28 17:47:18,330 WARN L170 areAnnotationChecker]: L55-2 has no Hoare annotation [2020-07-28 17:47:18,330 WARN L170 areAnnotationChecker]: L140 has no Hoare annotation [2020-07-28 17:47:18,330 WARN L170 areAnnotationChecker]: L140 has no Hoare annotation [2020-07-28 17:47:18,331 WARN L170 areAnnotationChecker]: L230 has no Hoare annotation [2020-07-28 17:47:18,331 WARN L170 areAnnotationChecker]: L230 has no Hoare annotation [2020-07-28 17:47:18,331 WARN L170 areAnnotationChecker]: L55-1 has no Hoare annotation [2020-07-28 17:47:18,331 WARN L170 areAnnotationChecker]: L55-1 has no Hoare annotation [2020-07-28 17:47:18,331 WARN L170 areAnnotationChecker]: L55-3 has no Hoare annotation [2020-07-28 17:47:18,332 WARN L170 areAnnotationChecker]: L142 has no Hoare annotation [2020-07-28 17:47:18,333 WARN L170 areAnnotationChecker]: L142 has no Hoare annotation [2020-07-28 17:47:18,333 WARN L170 areAnnotationChecker]: L140-2 has no Hoare annotation [2020-07-28 17:47:18,333 WARN L170 areAnnotationChecker]: L140-2 has no Hoare annotation [2020-07-28 17:47:18,333 WARN L170 areAnnotationChecker]: L61 has no Hoare annotation [2020-07-28 17:47:18,334 WARN L170 areAnnotationChecker]: L61 has no Hoare annotation [2020-07-28 17:47:18,334 WARN L170 areAnnotationChecker]: L142-2 has no Hoare annotation [2020-07-28 17:47:18,334 WARN L170 areAnnotationChecker]: L153 has no Hoare annotation [2020-07-28 17:47:18,334 WARN L170 areAnnotationChecker]: L153 has no Hoare annotation [2020-07-28 17:47:18,334 WARN L170 areAnnotationChecker]: L155 has no Hoare annotation [2020-07-28 17:47:18,335 WARN L170 areAnnotationChecker]: L155 has no Hoare annotation [2020-07-28 17:47:18,335 WARN L170 areAnnotationChecker]: L62 has no Hoare annotation [2020-07-28 17:47:18,335 WARN L170 areAnnotationChecker]: L62 has no Hoare annotation [2020-07-28 17:47:18,335 WARN L170 areAnnotationChecker]: L69 has no Hoare annotation [2020-07-28 17:47:18,336 WARN L170 areAnnotationChecker]: L69 has no Hoare annotation [2020-07-28 17:47:18,336 WARN L170 areAnnotationChecker]: L143 has no Hoare annotation [2020-07-28 17:47:18,336 WARN L170 areAnnotationChecker]: L143 has no Hoare annotation [2020-07-28 17:47:18,336 WARN L170 areAnnotationChecker]: L153-2 has no Hoare annotation [2020-07-28 17:47:18,336 WARN L170 areAnnotationChecker]: L156 has no Hoare annotation [2020-07-28 17:47:18,337 WARN L170 areAnnotationChecker]: L156 has no Hoare annotation [2020-07-28 17:47:18,337 WARN L170 areAnnotationChecker]: L155-1 has no Hoare annotation [2020-07-28 17:47:18,337 WARN L170 areAnnotationChecker]: L155-1 has no Hoare annotation [2020-07-28 17:47:18,337 WARN L170 areAnnotationChecker]: L111-3 has no Hoare annotation [2020-07-28 17:47:18,338 WARN L170 areAnnotationChecker]: L64 has no Hoare annotation [2020-07-28 17:47:18,338 WARN L170 areAnnotationChecker]: L64 has no Hoare annotation [2020-07-28 17:47:18,338 WARN L170 areAnnotationChecker]: L70 has no Hoare annotation [2020-07-28 17:47:18,338 WARN L170 areAnnotationChecker]: L70 has no Hoare annotation [2020-07-28 17:47:18,338 WARN L170 areAnnotationChecker]: L14-2 has no Hoare annotation [2020-07-28 17:47:18,339 WARN L170 areAnnotationChecker]: L14-2 has no Hoare annotation [2020-07-28 17:47:18,339 WARN L170 areAnnotationChecker]: L145 has no Hoare annotation [2020-07-28 17:47:18,340 WARN L170 areAnnotationChecker]: L145 has no Hoare annotation [2020-07-28 17:47:18,340 WARN L170 areAnnotationChecker]: L158 has no Hoare annotation [2020-07-28 17:47:18,340 WARN L170 areAnnotationChecker]: L158 has no Hoare annotation [2020-07-28 17:47:18,341 WARN L170 areAnnotationChecker]: L169 has no Hoare annotation [2020-07-28 17:47:18,341 WARN L170 areAnnotationChecker]: L169 has no Hoare annotation [2020-07-28 17:47:18,341 WARN L170 areAnnotationChecker]: L182 has no Hoare annotation [2020-07-28 17:47:18,341 WARN L170 areAnnotationChecker]: L182 has no Hoare annotation [2020-07-28 17:47:18,341 WARN L170 areAnnotationChecker]: L185 has no Hoare annotation [2020-07-28 17:47:18,342 WARN L170 areAnnotationChecker]: L185 has no Hoare annotation [2020-07-28 17:47:18,342 WARN L170 areAnnotationChecker]: L71 has no Hoare annotation [2020-07-28 17:47:18,342 WARN L170 areAnnotationChecker]: L71 has no Hoare annotation [2020-07-28 17:47:18,342 WARN L170 areAnnotationChecker]: L70-2 has no Hoare annotation [2020-07-28 17:47:18,342 WARN L170 areAnnotationChecker]: L14-1 has no Hoare annotation [2020-07-28 17:47:18,343 WARN L170 areAnnotationChecker]: L14-1 has no Hoare annotation [2020-07-28 17:47:18,343 WARN L170 areAnnotationChecker]: L19-1 has no Hoare annotation [2020-07-28 17:47:18,343 WARN L170 areAnnotationChecker]: L19-1 has no Hoare annotation [2020-07-28 17:47:18,343 WARN L170 areAnnotationChecker]: L147 has no Hoare annotation [2020-07-28 17:47:18,344 WARN L170 areAnnotationChecker]: L147 has no Hoare annotation [2020-07-28 17:47:18,344 WARN L170 areAnnotationChecker]: L160 has no Hoare annotation [2020-07-28 17:47:18,344 WARN L170 areAnnotationChecker]: L160 has no Hoare annotation [2020-07-28 17:47:18,344 WARN L170 areAnnotationChecker]: L171 has no Hoare annotation [2020-07-28 17:47:18,344 WARN L170 areAnnotationChecker]: L171 has no Hoare annotation [2020-07-28 17:47:18,345 WARN L170 areAnnotationChecker]: L182-2 has no Hoare annotation [2020-07-28 17:47:18,345 WARN L170 areAnnotationChecker]: L187-2 has no Hoare annotation [2020-07-28 17:47:18,345 WARN L170 areAnnotationChecker]: L187 has no Hoare annotation [2020-07-28 17:47:18,345 WARN L170 areAnnotationChecker]: L187 has no Hoare annotation [2020-07-28 17:47:18,346 WARN L170 areAnnotationChecker]: L86-2 has no Hoare annotation [2020-07-28 17:47:18,346 WARN L170 areAnnotationChecker]: L19 has no Hoare annotation [2020-07-28 17:47:18,346 WARN L170 areAnnotationChecker]: L19 has no Hoare annotation [2020-07-28 17:47:18,346 WARN L170 areAnnotationChecker]: L19-2 has no Hoare annotation [2020-07-28 17:47:18,346 WARN L170 areAnnotationChecker]: L141 has no Hoare annotation [2020-07-28 17:47:18,347 WARN L170 areAnnotationChecker]: L162 has no Hoare annotation [2020-07-28 17:47:18,347 WARN L170 areAnnotationChecker]: L162 has no Hoare annotation [2020-07-28 17:47:18,347 WARN L170 areAnnotationChecker]: L173 has no Hoare annotation [2020-07-28 17:47:18,347 WARN L170 areAnnotationChecker]: L173 has no Hoare annotation [2020-07-28 17:47:18,348 WARN L170 areAnnotationChecker]: L192 has no Hoare annotation [2020-07-28 17:47:18,348 WARN L170 areAnnotationChecker]: L192 has no Hoare annotation [2020-07-28 17:47:18,348 WARN L170 areAnnotationChecker]: L14-6 has no Hoare annotation [2020-07-28 17:47:18,348 WARN L170 areAnnotationChecker]: L14-6 has no Hoare annotation [2020-07-28 17:47:18,348 WARN L170 areAnnotationChecker]: L107 has no Hoare annotation [2020-07-28 17:47:18,349 WARN L170 areAnnotationChecker]: L107 has no Hoare annotation [2020-07-28 17:47:18,349 WARN L170 areAnnotationChecker]: L24 has no Hoare annotation [2020-07-28 17:47:18,349 WARN L170 areAnnotationChecker]: L164 has no Hoare annotation [2020-07-28 17:47:18,349 WARN L170 areAnnotationChecker]: L164 has no Hoare annotation [2020-07-28 17:47:18,350 WARN L170 areAnnotationChecker]: L175 has no Hoare annotation [2020-07-28 17:47:18,350 WARN L170 areAnnotationChecker]: L175 has no Hoare annotation [2020-07-28 17:47:18,350 WARN L170 areAnnotationChecker]: L194 has no Hoare annotation [2020-07-28 17:47:18,350 WARN L170 areAnnotationChecker]: L194 has no Hoare annotation [2020-07-28 17:47:18,350 WARN L170 areAnnotationChecker]: L14-5 has no Hoare annotation [2020-07-28 17:47:18,351 WARN L170 areAnnotationChecker]: L14-5 has no Hoare annotation [2020-07-28 17:47:18,351 WARN L170 areAnnotationChecker]: L19-4 has no Hoare annotation [2020-07-28 17:47:18,351 WARN L170 areAnnotationChecker]: L19-4 has no Hoare annotation [2020-07-28 17:47:18,351 WARN L170 areAnnotationChecker]: L111 has no Hoare annotation [2020-07-28 17:47:18,351 WARN L170 areAnnotationChecker]: L111 has no Hoare annotation [2020-07-28 17:47:18,352 WARN L170 areAnnotationChecker]: L77 has no Hoare annotation [2020-07-28 17:47:18,352 WARN L170 areAnnotationChecker]: L77 has no Hoare annotation [2020-07-28 17:47:18,352 WARN L170 areAnnotationChecker]: L157 has no Hoare annotation [2020-07-28 17:47:18,353 WARN L170 areAnnotationChecker]: L168 has no Hoare annotation [2020-07-28 17:47:18,353 WARN L170 areAnnotationChecker]: L196-2 has no Hoare annotation [2020-07-28 17:47:18,353 WARN L170 areAnnotationChecker]: L196-2 has no Hoare annotation [2020-07-28 17:47:18,353 WARN L170 areAnnotationChecker]: L208 has no Hoare annotation [2020-07-28 17:47:18,354 WARN L170 areAnnotationChecker]: L208 has no Hoare annotation [2020-07-28 17:47:18,354 WARN L170 areAnnotationChecker]: L19-3 has no Hoare annotation [2020-07-28 17:47:18,359 WARN L170 areAnnotationChecker]: L19-3 has no Hoare annotation [2020-07-28 17:47:18,359 WARN L170 areAnnotationChecker]: L19-5 has no Hoare annotation [2020-07-28 17:47:18,360 WARN L170 areAnnotationChecker]: L111-2 has no Hoare annotation [2020-07-28 17:47:18,360 WARN L170 areAnnotationChecker]: L78 has no Hoare annotation [2020-07-28 17:47:18,360 WARN L170 areAnnotationChecker]: L78 has no Hoare annotation [2020-07-28 17:47:18,360 WARN L170 areAnnotationChecker]: L86 has no Hoare annotation [2020-07-28 17:47:18,360 WARN L170 areAnnotationChecker]: L86 has no Hoare annotation [2020-07-28 17:47:18,361 WARN L170 areAnnotationChecker]: L196-1 has no Hoare annotation [2020-07-28 17:47:18,361 WARN L170 areAnnotationChecker]: L196-1 has no Hoare annotation [2020-07-28 17:47:18,361 WARN L170 areAnnotationChecker]: L201-1 has no Hoare annotation [2020-07-28 17:47:18,361 WARN L170 areAnnotationChecker]: L201-1 has no Hoare annotation [2020-07-28 17:47:18,362 WARN L170 areAnnotationChecker]: L210 has no Hoare annotation [2020-07-28 17:47:18,365 WARN L170 areAnnotationChecker]: L210 has no Hoare annotation [2020-07-28 17:47:18,366 WARN L170 areAnnotationChecker]: L24-1 has no Hoare annotation [2020-07-28 17:47:18,366 WARN L170 areAnnotationChecker]: L201 has no Hoare annotation [2020-07-28 17:47:18,366 WARN L170 areAnnotationChecker]: L201 has no Hoare annotation [2020-07-28 17:47:18,366 WARN L170 areAnnotationChecker]: L201-2 has no Hoare annotation [2020-07-28 17:47:18,367 WARN L170 areAnnotationChecker]: L191 has no Hoare annotation [2020-07-28 17:47:18,367 WARN L170 areAnnotationChecker]: L55-6 has no Hoare annotation [2020-07-28 17:47:18,367 WARN L170 areAnnotationChecker]: L55-6 has no Hoare annotation [2020-07-28 17:47:18,368 WARN L170 areAnnotationChecker]: L55-5 has no Hoare annotation [2020-07-28 17:47:18,368 WARN L170 areAnnotationChecker]: L55-5 has no Hoare annotation [2020-07-28 17:47:18,368 WARN L170 areAnnotationChecker]: L55-7 has no Hoare annotation [2020-07-28 17:47:18,368 WARN L170 areAnnotationChecker]: L61-1 has no Hoare annotation [2020-07-28 17:47:18,369 WARN L170 areAnnotationChecker]: L61-1 has no Hoare annotation [2020-07-28 17:47:18,369 WARN L170 areAnnotationChecker]: L62-1 has no Hoare annotation [2020-07-28 17:47:18,369 WARN L170 areAnnotationChecker]: L62-1 has no Hoare annotation [2020-07-28 17:47:18,369 WARN L170 areAnnotationChecker]: L69-2 has no Hoare annotation [2020-07-28 17:47:18,369 WARN L170 areAnnotationChecker]: L69-2 has no Hoare annotation [2020-07-28 17:47:18,370 WARN L170 areAnnotationChecker]: L111-7 has no Hoare annotation [2020-07-28 17:47:18,370 WARN L170 areAnnotationChecker]: L64-1 has no Hoare annotation [2020-07-28 17:47:18,370 WARN L170 areAnnotationChecker]: L64-1 has no Hoare annotation [2020-07-28 17:47:18,370 WARN L170 areAnnotationChecker]: L70-3 has no Hoare annotation [2020-07-28 17:47:18,370 WARN L170 areAnnotationChecker]: L70-3 has no Hoare annotation [2020-07-28 17:47:18,371 WARN L170 areAnnotationChecker]: L14-10 has no Hoare annotation [2020-07-28 17:47:18,371 WARN L170 areAnnotationChecker]: L14-10 has no Hoare annotation [2020-07-28 17:47:18,372 WARN L170 areAnnotationChecker]: L71-1 has no Hoare annotation [2020-07-28 17:47:18,372 WARN L170 areAnnotationChecker]: L71-1 has no Hoare annotation [2020-07-28 17:47:18,372 WARN L170 areAnnotationChecker]: L70-5 has no Hoare annotation [2020-07-28 17:47:18,372 WARN L170 areAnnotationChecker]: L14-9 has no Hoare annotation [2020-07-28 17:47:18,372 WARN L170 areAnnotationChecker]: L14-9 has no Hoare annotation [2020-07-28 17:47:18,373 WARN L170 areAnnotationChecker]: L19-7 has no Hoare annotation [2020-07-28 17:47:18,373 WARN L170 areAnnotationChecker]: L19-7 has no Hoare annotation [2020-07-28 17:47:18,373 WARN L170 areAnnotationChecker]: L86-5 has no Hoare annotation [2020-07-28 17:47:18,373 WARN L170 areAnnotationChecker]: L19-6 has no Hoare annotation [2020-07-28 17:47:18,373 WARN L170 areAnnotationChecker]: L19-6 has no Hoare annotation [2020-07-28 17:47:18,374 WARN L170 areAnnotationChecker]: L19-8 has no Hoare annotation [2020-07-28 17:47:18,374 WARN L170 areAnnotationChecker]: L107-1 has no Hoare annotation [2020-07-28 17:47:18,374 WARN L170 areAnnotationChecker]: L107-1 has no Hoare annotation [2020-07-28 17:47:18,374 WARN L170 areAnnotationChecker]: L24-2 has no Hoare annotation [2020-07-28 17:47:18,374 WARN L170 areAnnotationChecker]: L111-4 has no Hoare annotation [2020-07-28 17:47:18,375 WARN L170 areAnnotationChecker]: L111-4 has no Hoare annotation [2020-07-28 17:47:18,375 WARN L170 areAnnotationChecker]: L77-1 has no Hoare annotation [2020-07-28 17:47:18,375 WARN L170 areAnnotationChecker]: L77-1 has no Hoare annotation [2020-07-28 17:47:18,375 WARN L170 areAnnotationChecker]: L111-6 has no Hoare annotation [2020-07-28 17:47:18,375 WARN L170 areAnnotationChecker]: L78-3 has no Hoare annotation [2020-07-28 17:47:18,376 WARN L170 areAnnotationChecker]: L78-3 has no Hoare annotation [2020-07-28 17:47:18,376 WARN L170 areAnnotationChecker]: L86-3 has no Hoare annotation [2020-07-28 17:47:18,376 WARN L170 areAnnotationChecker]: L86-3 has no Hoare annotation [2020-07-28 17:47:18,376 INFO L163 areAnnotationChecker]: CFG has 0 edges. 0 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. 0 times interpolants missing. [2020-07-28 17:47:18,387 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 28.07 05:47:18 BoogieIcfgContainer [2020-07-28 17:47:18,388 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2020-07-28 17:47:18,388 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2020-07-28 17:47:18,388 INFO L271 PluginConnector]: Initializing Witness Printer... [2020-07-28 17:47:18,389 INFO L275 PluginConnector]: Witness Printer initialized [2020-07-28 17:47:18,391 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.07 05:47:16" (3/4) ... [2020-07-28 17:47:18,398 INFO L140 WitnessPrinter]: No result that supports witness generation found [2020-07-28 17:47:18,398 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2020-07-28 17:47:18,403 INFO L168 Benchmark]: Toolchain (without parser) took 3534.56 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 136.8 MB). Free memory was 956.2 MB in the beginning and 881.4 MB in the end (delta: 74.8 MB). Peak memory consumption was 211.6 MB. Max. memory is 11.5 GB. [2020-07-28 17:47:18,404 INFO L168 Benchmark]: CDTParser took 0.96 ms. Allocated memory is still 1.0 GB. Free memory is still 981.7 MB. There was no memory consumed. Max. memory is 11.5 GB. [2020-07-28 17:47:18,407 INFO L168 Benchmark]: CACSL2BoogieTranslator took 481.70 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 136.8 MB). Free memory was 956.2 MB in the beginning and 1.1 GB in the end (delta: -170.4 MB). Peak memory consumption was 26.0 MB. Max. memory is 11.5 GB. [2020-07-28 17:47:18,408 INFO L168 Benchmark]: Boogie Procedure Inliner took 126.11 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 17:47:18,409 INFO L168 Benchmark]: Boogie Preprocessor took 74.08 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 6.6 MB). Peak memory consumption was 6.6 MB. Max. memory is 11.5 GB. [2020-07-28 17:47:18,410 INFO L168 Benchmark]: RCFGBuilder took 1107.78 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: 83.7 MB). Peak memory consumption was 83.7 MB. Max. memory is 11.5 GB. [2020-07-28 17:47:18,411 INFO L168 Benchmark]: TraceAbstraction took 1726.87 ms. Allocated memory is still 1.2 GB. Free memory was 1.0 GB in the beginning and 881.4 MB in the end (delta: 146.6 MB). Peak memory consumption was 146.6 MB. Max. memory is 11.5 GB. [2020-07-28 17:47:18,413 INFO L168 Benchmark]: Witness Printer took 10.04 ms. Allocated memory is still 1.2 GB. Free memory is still 881.4 MB. There was no memory consumed. Max. memory is 11.5 GB. [2020-07-28 17:47:18,424 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 0.96 ms. Allocated memory is still 1.0 GB. Free memory is still 981.7 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 481.70 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 136.8 MB). Free memory was 956.2 MB in the beginning and 1.1 GB in the end (delta: -170.4 MB). Peak memory consumption was 26.0 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 126.11 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. * Boogie Preprocessor took 74.08 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 6.6 MB). Peak memory consumption was 6.6 MB. Max. memory is 11.5 GB. * RCFGBuilder took 1107.78 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: 83.7 MB). Peak memory consumption was 83.7 MB. Max. memory is 11.5 GB. * TraceAbstraction took 1726.87 ms. Allocated memory is still 1.2 GB. Free memory was 1.0 GB in the beginning and 881.4 MB in the end (delta: 146.6 MB). Peak memory consumption was 146.6 MB. Max. memory is 11.5 GB. * Witness Printer took 10.04 ms. Allocated memory is still 1.2 GB. Free memory is still 881.4 MB. There was no memory consumed. Max. memory is 11.5 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - UnprovableResult [Line: 230]: Unable to prove that call of __VERIFIER_error() unreachable Unable to prove that call of __VERIFIER_error() unreachable Reason: overapproximation of someBinaryFLOATComparisonOperation at line 229, overapproximation of someUnaryDOUBLEoperation at line 42, overapproximation of bitwiseAnd at line 133, overapproximation of someBinaryArithmeticFLOAToperation at line 135. Possible FailurePath: [L27-L32] static const float atanhi_atan[] = { 4.6364760399e-01, 7.8539812565e-01, 9.8279368877e-01, 1.5707962513e+00, }; [L34-L39] static const float atanlo_atan[] = { 5.0121582440e-09, 3.7748947079e-08, 3.4473217170e-08, 7.5497894159e-08, }; [L41-L45] static const float aT_atan[] = { 3.3333334327e-01, -2.0000000298e-01, 1.4285714924e-01, -1.1111110449e-01, 9.0908870101e-02, -7.6918758452e-02, 6.6610731184e-02, -5.8335702866e-02, 4.9768779427e-02, -3.6531571299e-02, 1.6285819933e-02, }; [L47-L49] static const float one_atan = 1.0, huge_atan = 1.0e30, pi_o_4 = 7.8539818525e-01, pi_o_2 = 1.5707963705e+00, pi = 3.1415927410e+00; [L115-L116] static const float tiny_atan2 = 1.0e-30, zero_atan2 = 0.0, pi_lo_atan2 = -8.7422776573e-08; VAL [aT_atan={6:0}, atanhi_atan={3:0}, atanlo_atan={5:0}, huge_atan=1000000000000000000000000000000, one_atan=1, pi=3141592741/1000000000, pi_o_2=3141592741/2000000000, pi_o_4=3141592741/4000000000, tiny_atan2=1/1000000000000000000000000000000, zero_atan2=0] [L216] float x = 0.0f; [L217] float y = __VERIFIER_nondet_float(); [L224] COND TRUE y < 0.0f [L119] float z; [L120] __int32_t k, m, hx, hy, ix, iy; VAL [aT_atan={6:0}, atanhi_atan={3:0}, atanlo_atan={5:0}, huge_atan=1000000000000000000000000000000, one_atan=1, pi=3141592741/1000000000, pi_o_2=3141592741/2000000000, pi_o_4=3141592741/4000000000, tiny_atan2=1/1000000000000000000000000000000, zero_atan2=0] [L123] ieee_float_shape_type gf_u; [L124] gf_u.value = (x) [L125] EXPR gf_u.word [L125] (hx) = gf_u.word [L127] ix = hx & 0x7fffffff VAL [aT_atan={6:0}, atanhi_atan={3:0}, atanlo_atan={5:0}, huge_atan=1000000000000000000000000000000, one_atan=1, pi=3141592741/1000000000, pi_o_2=3141592741/2000000000, pi_o_4=3141592741/4000000000, tiny_atan2=1/1000000000000000000000000000000, zero_atan2=0] [L129] ieee_float_shape_type gf_u; [L130] gf_u.value = (y) [L131] EXPR gf_u.word [L131] (hy) = gf_u.word [L133] iy = hy & 0x7fffffff VAL [aT_atan={6:0}, atanhi_atan={3:0}, atanlo_atan={5:0}, huge_atan=1000000000000000000000000000000, one_atan=1, pi=3141592741/1000000000, pi_o_2=3141592741/2000000000, pi_o_4=3141592741/4000000000, tiny_atan2=1/1000000000000000000000000000000, zero_atan2=0] [L134] COND TRUE ((ix) > 0x7f800000L) || ((iy) > 0x7f800000L) [L135] return x + y; VAL [aT_atan={6:0}, atanhi_atan={3:0}, atanlo_atan={5:0}, huge_atan=1000000000000000000000000000000, one_atan=1, pi=3141592741/1000000000, pi_o_2=3141592741/2000000000, pi_o_4=3141592741/4000000000, tiny_atan2=1/1000000000000000000000000000000, zero_atan2=0] [L226] float res = __ieee754_atan2f(y, x); [L229] COND TRUE res != -pi_o_2 VAL [aT_atan={6:0}, atanhi_atan={3:0}, atanlo_atan={5:0}, huge_atan=1000000000000000000000000000000, one_atan=1, pi=3141592741/1000000000, pi_o_2=3141592741/2000000000, pi_o_4=3141592741/4000000000, tiny_atan2=1/1000000000000000000000000000000, zero_atan2=0] [L230] __VERIFIER_error() VAL [aT_atan={6:0}, atanhi_atan={3:0}, atanlo_atan={5:0}, huge_atan=1000000000000000000000000000000, one_atan=1, pi=3141592741/1000000000, pi_o_2=3141592741/2000000000, pi_o_4=3141592741/4000000000, tiny_atan2=1/1000000000000000000000000000000, zero_atan2=0] - StatisticsResult: Ultimate Automizer benchmark data CFG has 1 procedures, 111 locations, 1 error locations. Started 1 CEGAR loops. VerificationResult: UNSAFE, OverallTime: 1.5s, OverallIterations: 2, TraceHistogramMax: 1, AutomataDifference: 0.8s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 160 SDtfs, 0 SDslu, 0 SDs, 0 SdLazy, 0 SolverSat, 0 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 0.0s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 2 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=111occurred 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: 0.0s AutomataMinimizationTime, 1 MinimizatonAttempts, 0 StatesRemovedByMinimization, 0 NontrivialMinimizations, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 0.1s SatisfiabilityAnalysisTime, 0.0s InterpolantComputationTime, 24 NumberOfCodeBlocks, 24 NumberOfCodeBlocksAsserted, 2 NumberOfCheckSat, 10 ConstructedInterpolants, 0 QuantifiedInterpolants, 100 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 1 InterpolantComputations, 1 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 could not prove your program: unable to determine feasibility of some traces Received shutdown request... ### Bit-precise run ### This is Ultimate 0.1.25-8bd4bc6 [2020-07-28 17:47:20,363 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-07-28 17:47:20,366 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-07-28 17:47:20,379 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-07-28 17:47:20,379 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-07-28 17:47:20,380 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-07-28 17:47:20,382 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-07-28 17:47:20,384 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-07-28 17:47:20,386 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-07-28 17:47:20,387 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-07-28 17:47:20,388 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-07-28 17:47:20,389 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-07-28 17:47:20,390 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-07-28 17:47:20,391 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-07-28 17:47:20,392 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-07-28 17:47:20,393 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-07-28 17:47:20,394 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-07-28 17:47:20,395 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-07-28 17:47:20,397 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-07-28 17:47:20,399 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-07-28 17:47:20,401 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-07-28 17:47:20,402 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-07-28 17:47:20,403 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-07-28 17:47:20,404 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-07-28 17:47:20,407 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-07-28 17:47:20,407 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-07-28 17:47:20,408 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-07-28 17:47:20,409 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-07-28 17:47:20,410 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-07-28 17:47:20,411 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-07-28 17:47:20,411 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-07-28 17:47:20,412 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-07-28 17:47:20,413 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-07-28 17:47:20,414 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-07-28 17:47:20,415 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-07-28 17:47:20,415 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-07-28 17:47:20,416 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-07-28 17:47:20,416 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-07-28 17:47:20,416 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-07-28 17:47:20,418 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-07-28 17:47:20,419 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-07-28 17:47:20,420 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2020-07-28 17:47:20,447 INFO L113 SettingsManager]: Loading preferences was successful [2020-07-28 17:47:20,449 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-07-28 17:47:20,451 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-07-28 17:47:20,451 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-07-28 17:47:20,451 INFO L138 SettingsManager]: * Use SBE=true [2020-07-28 17:47:20,452 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-07-28 17:47:20,452 INFO L138 SettingsManager]: * sizeof long=4 [2020-07-28 17:47:20,452 INFO L138 SettingsManager]: * sizeof POINTER=4 [2020-07-28 17:47:20,453 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-07-28 17:47:20,453 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-07-28 17:47:20,454 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-07-28 17:47:20,455 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-07-28 17:47:20,455 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2020-07-28 17:47:20,456 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2020-07-28 17:47:20,456 INFO L138 SettingsManager]: * sizeof long double=12 [2020-07-28 17:47:20,456 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-07-28 17:47:20,456 INFO L138 SettingsManager]: * Use constant arrays=true [2020-07-28 17:47:20,457 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-07-28 17:47:20,457 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-07-28 17:47:20,457 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-07-28 17:47:20,458 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-07-28 17:47:20,458 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-07-28 17:47:20,459 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-07-28 17:47:20,459 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-07-28 17:47:20,459 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-07-28 17:47:20,460 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-07-28 17:47:20,460 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2020-07-28 17:47:20,460 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2020-07-28 17:47:20,460 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-07-28 17:47:20,461 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-07-28 17:47:20,461 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2020-07-28 17:47:20,461 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 -> a4c379b7a04a6d66192cdd980e7a650440d3ad5e [2020-07-28 17:47:20,790 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-07-28 17:47:20,804 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-07-28 17:47:20,808 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-07-28 17:47:20,810 INFO L271 PluginConnector]: Initializing CDTParser... [2020-07-28 17:47:20,810 INFO L275 PluginConnector]: CDTParser initialized [2020-07-28 17:47:20,811 INFO L429 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/float-newlib/float_req_bl_0662b.c [2020-07-28 17:47:20,872 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/97c3266a0/98e40ce4392d4e87bc0decaec8bb5ca7/FLAGb7bea598d [2020-07-28 17:47:21,289 INFO L306 CDTParser]: Found 1 translation units. [2020-07-28 17:47:21,290 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/float-newlib/float_req_bl_0662b.c [2020-07-28 17:47:21,301 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/97c3266a0/98e40ce4392d4e87bc0decaec8bb5ca7/FLAGb7bea598d [2020-07-28 17:47:21,647 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/97c3266a0/98e40ce4392d4e87bc0decaec8bb5ca7 [2020-07-28 17:47:21,651 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-07-28 17:47:21,654 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2020-07-28 17:47:21,656 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-07-28 17:47:21,656 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-07-28 17:47:21,661 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-07-28 17:47:21,663 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.07 05:47:21" (1/1) ... [2020-07-28 17:47:21,667 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6452ce86 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.07 05:47:21, skipping insertion in model container [2020-07-28 17:47:21,667 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.07 05:47:21" (1/1) ... [2020-07-28 17:47:21,677 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-07-28 17:47:21,726 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-07-28 17:47:22,064 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-07-28 17:47:22,089 INFO L203 MainTranslator]: Completed pre-run [2020-07-28 17:47:22,291 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-07-28 17:47:22,349 INFO L208 MainTranslator]: Completed translation [2020-07-28 17:47:22,349 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.07 05:47:22 WrapperNode [2020-07-28 17:47:22,350 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-07-28 17:47:22,352 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2020-07-28 17:47:22,352 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2020-07-28 17:47:22,354 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2020-07-28 17:47:22,365 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.07 05:47:22" (1/1) ... [2020-07-28 17:47:22,397 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.07 05:47:22" (1/1) ... [2020-07-28 17:47:22,486 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2020-07-28 17:47:22,488 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-07-28 17:47:22,488 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-07-28 17:47:22,488 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-07-28 17:47:22,501 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.07 05:47:22" (1/1) ... [2020-07-28 17:47:22,502 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.07 05:47:22" (1/1) ... [2020-07-28 17:47:22,519 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.07 05:47:22" (1/1) ... [2020-07-28 17:47:22,519 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.07 05:47:22" (1/1) ... [2020-07-28 17:47:22,548 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.07 05:47:22" (1/1) ... [2020-07-28 17:47:22,559 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.07 05:47:22" (1/1) ... [2020-07-28 17:47:22,564 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.07 05:47:22" (1/1) ... [2020-07-28 17:47:22,572 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-07-28 17:47:22,572 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-07-28 17:47:22,573 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-07-28 17:47:22,573 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-07-28 17:47:22,574 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.07 05:47:22" (1/1) ... No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-07-28 17:47:22,639 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intFLOATTYPE4 [2020-07-28 17:47:22,639 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2020-07-28 17:47:22,639 INFO L130 BoogieDeclarations]: Found specification of procedure read~intFLOATTYPE4 [2020-07-28 17:47:22,640 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2020-07-28 17:47:22,640 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-07-28 17:47:22,640 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-07-28 17:47:22,640 INFO L130 BoogieDeclarations]: Found specification of procedure write~intFLOATTYPE4 [2020-07-28 17:47:22,640 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2020-07-28 17:47:22,640 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2020-07-28 17:47:38,739 INFO L290 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-07-28 17:47:38,740 INFO L295 CfgBuilder]: Removed 40 assume(true) statements. [2020-07-28 17:47:38,747 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.07 05:47:38 BoogieIcfgContainer [2020-07-28 17:47:38,747 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2020-07-28 17:47:38,749 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2020-07-28 17:47:38,749 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2020-07-28 17:47:38,753 INFO L275 PluginConnector]: TraceAbstraction initialized [2020-07-28 17:47:38,753 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 28.07 05:47:21" (1/3) ... [2020-07-28 17:47:38,754 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@62369635 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 28.07 05:47:38, skipping insertion in model container [2020-07-28 17:47:38,755 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.07 05:47:22" (2/3) ... [2020-07-28 17:47:38,755 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@62369635 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 28.07 05:47:38, skipping insertion in model container [2020-07-28 17:47:38,756 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.07 05:47:38" (3/3) ... [2020-07-28 17:47:38,758 INFO L109 eAbstractionObserver]: Analyzing ICFG float_req_bl_0662b.c [2020-07-28 17:47:38,770 INFO L157 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2020-07-28 17:47:38,779 INFO L169 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2020-07-28 17:47:38,795 INFO L251 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2020-07-28 17:47:38,823 INFO L375 AbstractCegarLoop]: Interprodecural is true [2020-07-28 17:47:38,824 INFO L376 AbstractCegarLoop]: Hoare is true [2020-07-28 17:47:38,824 INFO L377 AbstractCegarLoop]: Compute interpolants for FPandBP [2020-07-28 17:47:38,824 INFO L378 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2020-07-28 17:47:38,825 INFO L379 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2020-07-28 17:47:38,825 INFO L380 AbstractCegarLoop]: Difference is false [2020-07-28 17:47:38,825 INFO L381 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2020-07-28 17:47:38,826 INFO L385 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2020-07-28 17:47:38,846 INFO L276 IsEmpty]: Start isEmpty. Operand 111 states. [2020-07-28 17:47:38,853 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2020-07-28 17:47:38,853 INFO L414 BasicCegarLoop]: Found error trace [2020-07-28 17:47:38,855 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-07-28 17:47:38,855 INFO L427 AbstractCegarLoop]: === Iteration 1 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-07-28 17:47:38,862 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-07-28 17:47:38,863 INFO L82 PathProgramCache]: Analyzing trace with hash 1059404064, now seen corresponding path program 1 times [2020-07-28 17:47:38,879 INFO L163 FreeRefinementEngine]: Executing refinement strategy WOLF [2020-07-28 17:47:38,879 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [282312462] [2020-07-28 17:47:38,880 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 17:47:39,808 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-28 17:47:39,872 INFO L263 TraceCheckSpWp]: Trace formula consists of 82 conjuncts, 1 conjunts are in the unsatisfiable core [2020-07-28 17:47:39,887 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-28 17:47:39,891 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-07-28 17:47:39,927 INFO L280 TraceCheckUtils]: 0: Hoare triple {114#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))); {114#true} is VALID [2020-07-28 17:47:39,928 INFO L280 TraceCheckUtils]: 1: Hoare triple {114#true} havoc main_#res;havoc main_#t~nondet42, main_#t~ret43, main_~res~0, main_~x~0, main_~y~0;main_~x~0 := ~Pluszero~FLOAT();main_~y~0 := main_#t~nondet42;havoc main_#t~nondet42; {114#true} is VALID [2020-07-28 17:47:39,929 INFO L280 TraceCheckUtils]: 2: Hoare triple {114#true} assume ~fp.lt~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; {114#true} is VALID [2020-07-28 17:47:39,930 INFO L280 TraceCheckUtils]: 3: Hoare triple {114#true} assume !true; {115#false} is VALID [2020-07-28 17:47:39,930 INFO L280 TraceCheckUtils]: 4: Hoare triple {115#false} __ieee754_atan2f_~ix~2 := ~bvand32(2147483647bv32, __ieee754_atan2f_~hx~1); {115#false} is VALID [2020-07-28 17:47:39,931 INFO L280 TraceCheckUtils]: 5: Hoare triple {115#false} assume !true; {115#false} is VALID [2020-07-28 17:47:39,931 INFO L280 TraceCheckUtils]: 6: Hoare triple {115#false} __ieee754_atan2f_~iy~0 := ~bvand32(2147483647bv32, __ieee754_atan2f_~hy~0); {115#false} is VALID [2020-07-28 17:47:39,931 INFO L280 TraceCheckUtils]: 7: Hoare triple {115#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); {115#false} is VALID [2020-07-28 17:47:39,932 INFO L280 TraceCheckUtils]: 8: Hoare triple {115#false} main_#t~ret43 := __ieee754_atan2f_#res;main_~res~0 := main_#t~ret43;havoc main_#t~ret43; {115#false} is VALID [2020-07-28 17:47:39,933 INFO L280 TraceCheckUtils]: 9: Hoare triple {115#false} assume !~fp.eq~FLOAT(main_~res~0, ~fp.neg~FLOAT(~pi_o_2~0)); {115#false} is VALID [2020-07-28 17:47:39,933 INFO L280 TraceCheckUtils]: 10: Hoare triple {115#false} assume !false; {115#false} is VALID [2020-07-28 17:47:39,937 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 17:47:39,937 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2020-07-28 17:47:39,959 INFO L280 TraceCheckUtils]: 10: Hoare triple {115#false} assume !false; {115#false} is VALID [2020-07-28 17:47:39,962 INFO L280 TraceCheckUtils]: 9: Hoare triple {115#false} assume !~fp.eq~FLOAT(main_~res~0, ~fp.neg~FLOAT(~pi_o_2~0)); {115#false} is VALID [2020-07-28 17:47:39,963 INFO L280 TraceCheckUtils]: 8: Hoare triple {115#false} main_#t~ret43 := __ieee754_atan2f_#res;main_~res~0 := main_#t~ret43;havoc main_#t~ret43; {115#false} is VALID [2020-07-28 17:47:39,963 INFO L280 TraceCheckUtils]: 7: Hoare triple {115#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); {115#false} is VALID [2020-07-28 17:47:39,963 INFO L280 TraceCheckUtils]: 6: Hoare triple {115#false} __ieee754_atan2f_~iy~0 := ~bvand32(2147483647bv32, __ieee754_atan2f_~hy~0); {115#false} is VALID [2020-07-28 17:47:39,964 INFO L280 TraceCheckUtils]: 5: Hoare triple {115#false} assume !true; {115#false} is VALID [2020-07-28 17:47:39,964 INFO L280 TraceCheckUtils]: 4: Hoare triple {115#false} __ieee754_atan2f_~ix~2 := ~bvand32(2147483647bv32, __ieee754_atan2f_~hx~1); {115#false} is VALID [2020-07-28 17:47:39,966 INFO L280 TraceCheckUtils]: 3: Hoare triple {114#true} assume !true; {115#false} is VALID [2020-07-28 17:47:39,967 INFO L280 TraceCheckUtils]: 2: Hoare triple {114#true} assume ~fp.lt~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; {114#true} is VALID [2020-07-28 17:47:39,967 INFO L280 TraceCheckUtils]: 1: Hoare triple {114#true} havoc main_#res;havoc main_#t~nondet42, main_#t~ret43, main_~res~0, main_~x~0, main_~y~0;main_~x~0 := ~Pluszero~FLOAT();main_~y~0 := main_#t~nondet42;havoc main_#t~nondet42; {114#true} is VALID [2020-07-28 17:47:39,968 INFO L280 TraceCheckUtils]: 0: Hoare triple {114#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))); {114#true} is VALID [2020-07-28 17:47:39,969 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 17:47:39,971 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [282312462] [2020-07-28 17:47:39,971 INFO L220 FreeRefinementEngine]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2020-07-28 17:47:39,972 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2, 2] imperfect sequences [] total 2 [2020-07-28 17:47:39,973 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [437871062] [2020-07-28 17:47:39,981 INFO L78 Accepts]: Start accepts. Automaton has 2 states. Word has length 11 [2020-07-28 17:47:39,986 INFO L84 Accepts]: Finished accepts. word is accepted. [2020-07-28 17:47:39,990 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 2 states. [2020-07-28 17:47:40,062 INFO L119 InductivityCheck]: Floyd-Hoare automaton has 11 edges. 11 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2020-07-28 17:47:40,063 INFO L459 AbstractCegarLoop]: Interpolant automaton has 2 states [2020-07-28 17:47:40,063 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2020-07-28 17:47:40,072 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2020-07-28 17:47:40,074 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2020-07-28 17:47:40,077 INFO L87 Difference]: Start difference. First operand 111 states. Second operand 2 states. [2020-07-28 17:47:58,178 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-28 17:47:58,178 INFO L93 Difference]: Finished difference Result 219 states and 366 transitions. [2020-07-28 17:47:58,181 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2020-07-28 17:47:58,181 INFO L78 Accepts]: Start accepts. Automaton has 2 states. Word has length 11 [2020-07-28 17:47:58,181 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-07-28 17:47:58,183 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 2 states. [2020-07-28 17:47:58,200 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2 states to 2 states and 366 transitions. [2020-07-28 17:47:58,200 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 2 states. [2020-07-28 17:47:58,208 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2 states to 2 states and 366 transitions. [2020-07-28 17:47:58,208 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 2 states and 366 transitions. [2020-07-28 17:48:05,770 INFO L119 InductivityCheck]: Floyd-Hoare automaton has 366 edges. 366 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2020-07-28 17:48:05,807 INFO L225 Difference]: With dead ends: 219 [2020-07-28 17:48:05,811 INFO L226 Difference]: Without dead ends: 107 [2020-07-28 17:48:05,818 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 20 GetRequests, 20 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 17:48:05,838 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 107 states. [2020-07-28 17:48:05,863 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 107 to 107. [2020-07-28 17:48:05,864 INFO L214 AbstractMinimizeNwa]: Start testing correctness of minimizeSevpa [2020-07-28 17:48:05,864 INFO L82 GeneralOperation]: Start isEquivalent. First operand 107 states. Second operand 107 states. [2020-07-28 17:48:05,865 INFO L74 IsIncluded]: Start isIncluded. First operand 107 states. Second operand 107 states. [2020-07-28 17:48:05,865 INFO L87 Difference]: Start difference. First operand 107 states. Second operand 107 states. [2020-07-28 17:48:05,873 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-28 17:48:05,874 INFO L93 Difference]: Finished difference Result 107 states and 155 transitions. [2020-07-28 17:48:05,874 INFO L276 IsEmpty]: Start isEmpty. Operand 107 states and 155 transitions. [2020-07-28 17:48:05,876 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-07-28 17:48:05,876 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2020-07-28 17:48:05,876 INFO L74 IsIncluded]: Start isIncluded. First operand 107 states. Second operand 107 states. [2020-07-28 17:48:05,876 INFO L87 Difference]: Start difference. First operand 107 states. Second operand 107 states. [2020-07-28 17:48:05,883 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-28 17:48:05,884 INFO L93 Difference]: Finished difference Result 107 states and 155 transitions. [2020-07-28 17:48:05,884 INFO L276 IsEmpty]: Start isEmpty. Operand 107 states and 155 transitions. [2020-07-28 17:48:05,885 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-07-28 17:48:05,886 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2020-07-28 17:48:05,886 INFO L88 GeneralOperation]: Finished isEquivalent. [2020-07-28 17:48:05,886 INFO L221 AbstractMinimizeNwa]: Finished testing correctness of minimizeSevpa [2020-07-28 17:48:05,887 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 107 states. [2020-07-28 17:48:05,893 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 107 states to 107 states and 155 transitions. [2020-07-28 17:48:05,895 INFO L78 Accepts]: Start accepts. Automaton has 107 states and 155 transitions. Word has length 11 [2020-07-28 17:48:05,895 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-07-28 17:48:05,895 INFO L479 AbstractCegarLoop]: Abstraction has 107 states and 155 transitions. [2020-07-28 17:48:05,896 INFO L480 AbstractCegarLoop]: Interpolant automaton has 2 states. [2020-07-28 17:48:05,896 INFO L276 IsEmpty]: Start isEmpty. Operand 107 states and 155 transitions. [2020-07-28 17:48:05,896 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2020-07-28 17:48:05,897 INFO L414 BasicCegarLoop]: Found error trace [2020-07-28 17:48:05,897 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-07-28 17:48:06,112 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 mathsat -unsat_core_generation=3 [2020-07-28 17:48:06,113 INFO L427 AbstractCegarLoop]: === Iteration 2 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-07-28 17:48:06,113 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-07-28 17:48:06,114 INFO L82 PathProgramCache]: Analyzing trace with hash -7441751, now seen corresponding path program 1 times [2020-07-28 17:48:06,115 INFO L163 FreeRefinementEngine]: Executing refinement strategy WOLF [2020-07-28 17:48:06,115 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1342894819] [2020-07-28 17:48:06,115 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 17:48:06,988 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-28 17:48:07,054 INFO L263 TraceCheckSpWp]: Trace formula consists of 102 conjuncts, 15 conjunts are in the unsatisfiable core [2020-07-28 17:48:07,072 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-28 17:48:07,074 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-07-28 17:48:07,417 INFO L280 TraceCheckUtils]: 0: Hoare triple {762#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))); {762#true} is VALID [2020-07-28 17:48:07,418 INFO L280 TraceCheckUtils]: 1: Hoare triple {762#true} havoc main_#res;havoc main_#t~nondet42, main_#t~ret43, main_~res~0, main_~x~0, main_~y~0;main_~x~0 := ~Pluszero~FLOAT();main_~y~0 := main_#t~nondet42;havoc main_#t~nondet42; {770#(= ULTIMATE.start_main_~x~0 (_ +zero 8 24))} is VALID [2020-07-28 17:48:07,420 INFO L280 TraceCheckUtils]: 2: Hoare triple {770#(= ULTIMATE.start_main_~x~0 (_ +zero 8 24))} assume ~fp.lt~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; {774#(and (= ULTIMATE.start___ieee754_atan2f_~x (_ +zero 8 24)) (fp.lt ULTIMATE.start___ieee754_atan2f_~y (_ +zero 8 24)))} is VALID [2020-07-28 17:48:07,425 INFO L280 TraceCheckUtils]: 3: Hoare triple {774#(and (= ULTIMATE.start___ieee754_atan2f_~x (_ +zero 8 24)) (fp.lt 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; {778#(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)) (_ +zero 8 24)) (fp.lt ULTIMATE.start___ieee754_atan2f_~y (_ +zero 8 24)))} is VALID [2020-07-28 17:48:07,426 INFO L280 TraceCheckUtils]: 4: Hoare triple {778#(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)) (_ +zero 8 24)) (fp.lt ULTIMATE.start___ieee754_atan2f_~y (_ +zero 8 24)))} goto; {778#(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)) (_ +zero 8 24)) (fp.lt ULTIMATE.start___ieee754_atan2f_~y (_ +zero 8 24)))} is VALID [2020-07-28 17:48:07,429 INFO L280 TraceCheckUtils]: 5: Hoare triple {778#(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)) (_ +zero 8 24)) (fp.lt ULTIMATE.start___ieee754_atan2f_~y (_ +zero 8 24)))} __ieee754_atan2f_~ix~2 := ~bvand32(2147483647bv32, __ieee754_atan2f_~hx~1); {785#(and (fp.lt ULTIMATE.start___ieee754_atan2f_~y (_ +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)) (_ +zero 8 24)) (= ULTIMATE.start___ieee754_atan2f_~ix~2 (bvand (_ bv2147483647 32) ULTIMATE.start___ieee754_atan2f_~hx~1)))))} is VALID [2020-07-28 17:48:07,436 INFO L280 TraceCheckUtils]: 6: Hoare triple {785#(and (fp.lt ULTIMATE.start___ieee754_atan2f_~y (_ +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)) (_ +zero 8 24)) (= ULTIMATE.start___ieee754_atan2f_~ix~2 (bvand (_ bv2147483647 32) ULTIMATE.start___ieee754_atan2f_~hx~1)))))} 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~mem27;havoc __ieee754_atan2f_#t~union28;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; {789#(and (fp.lt (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)) (_ +zero 8 24)) (= ULTIMATE.start___ieee754_atan2f_~ix~2 (bvand (_ bv2147483647 32) ULTIMATE.start___ieee754_atan2f_~hx~1)))))} is VALID [2020-07-28 17:48:07,438 INFO L280 TraceCheckUtils]: 7: Hoare triple {789#(and (fp.lt (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)) (_ +zero 8 24)) (= ULTIMATE.start___ieee754_atan2f_~ix~2 (bvand (_ bv2147483647 32) ULTIMATE.start___ieee754_atan2f_~hx~1)))))} goto; {789#(and (fp.lt (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)) (_ +zero 8 24)) (= ULTIMATE.start___ieee754_atan2f_~ix~2 (bvand (_ bv2147483647 32) ULTIMATE.start___ieee754_atan2f_~hx~1)))))} is VALID [2020-07-28 17:48:07,441 INFO L280 TraceCheckUtils]: 8: Hoare triple {789#(and (fp.lt (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)) (_ +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); {796#(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)) (_ +zero 8 24)) (= ULTIMATE.start___ieee754_atan2f_~ix~2 (bvand (_ bv2147483647 32) ULTIMATE.start___ieee754_atan2f_~hx~1)))) (exists ((ULTIMATE.start___ieee754_atan2f_~hy~0 (_ BitVec 32))) (and (fp.lt (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)))))} is VALID [2020-07-28 17:48:07,462 INFO L280 TraceCheckUtils]: 9: Hoare triple {796#(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)) (_ +zero 8 24)) (= ULTIMATE.start___ieee754_atan2f_~ix~2 (bvand (_ bv2147483647 32) ULTIMATE.start___ieee754_atan2f_~hx~1)))) (exists ((ULTIMATE.start___ieee754_atan2f_~hy~0 (_ BitVec 32))) (and (fp.lt (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)))))} 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); {763#false} is VALID [2020-07-28 17:48:07,463 INFO L280 TraceCheckUtils]: 10: Hoare triple {763#false} main_#t~ret43 := __ieee754_atan2f_#res;main_~res~0 := main_#t~ret43;havoc main_#t~ret43; {763#false} is VALID [2020-07-28 17:48:07,463 INFO L280 TraceCheckUtils]: 11: Hoare triple {763#false} assume !~fp.eq~FLOAT(main_~res~0, ~fp.neg~FLOAT(~pi_o_2~0)); {763#false} is VALID [2020-07-28 17:48:07,463 INFO L280 TraceCheckUtils]: 12: Hoare triple {763#false} assume !false; {763#false} is VALID [2020-07-28 17:48:07,467 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 17:48:07,467 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2020-07-28 17:48:07,572 INFO L523 QuantifierPusher]: Distributing 2 disjuncts over 2 conjuncts [2020-07-28 17:48:07,775 INFO L523 QuantifierPusher]: Distributing 2 disjuncts over 2 conjuncts [2020-07-28 17:48:07,938 INFO L523 QuantifierPusher]: Distributing 2 disjuncts over 2 conjuncts [2020-07-28 17:48:08,003 INFO L280 TraceCheckUtils]: 12: Hoare triple {763#false} assume !false; {763#false} is VALID [2020-07-28 17:48:08,004 INFO L280 TraceCheckUtils]: 11: Hoare triple {763#false} assume !~fp.eq~FLOAT(main_~res~0, ~fp.neg~FLOAT(~pi_o_2~0)); {763#false} is VALID [2020-07-28 17:48:08,005 INFO L280 TraceCheckUtils]: 10: Hoare triple {763#false} main_#t~ret43 := __ieee754_atan2f_#res;main_~res~0 := main_#t~ret43;havoc main_#t~ret43; {763#false} is VALID [2020-07-28 17:48:08,008 INFO L280 TraceCheckUtils]: 9: Hoare triple {818#(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); {763#false} is VALID [2020-07-28 17:48:08,009 INFO L280 TraceCheckUtils]: 8: Hoare triple {822#(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); {818#(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 17:48:08,010 INFO L280 TraceCheckUtils]: 7: Hoare triple {822#(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; {822#(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 17:48:08,014 INFO L280 TraceCheckUtils]: 6: Hoare triple {829#(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~mem27;havoc __ieee754_atan2f_#t~union28;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; {822#(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 17:48:08,016 INFO L280 TraceCheckUtils]: 5: Hoare triple {833#(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); {829#(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 17:48:08,017 INFO L280 TraceCheckUtils]: 4: Hoare triple {833#(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; {833#(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 17:48:08,021 INFO L280 TraceCheckUtils]: 3: Hoare triple {840#(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; {833#(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 17:48:08,025 INFO L280 TraceCheckUtils]: 2: Hoare triple {844#(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_main_~x~0)) (not (bvsgt (bvand (_ bv2147483647 32) v_ULTIMATE.start___ieee754_atan2f_~hx~1_9) (_ bv2139095040 32)))))} assume ~fp.lt~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; {840#(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 17:48:08,027 INFO L280 TraceCheckUtils]: 1: Hoare triple {762#true} havoc main_#res;havoc main_#t~nondet42, main_#t~ret43, main_~res~0, main_~x~0, main_~y~0;main_~x~0 := ~Pluszero~FLOAT();main_~y~0 := main_#t~nondet42;havoc main_#t~nondet42; {844#(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_main_~x~0)) (not (bvsgt (bvand (_ bv2147483647 32) v_ULTIMATE.start___ieee754_atan2f_~hx~1_9) (_ bv2139095040 32)))))} is VALID [2020-07-28 17:48:08,027 INFO L280 TraceCheckUtils]: 0: Hoare triple {762#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))); {762#true} is VALID [2020-07-28 17:48:08,029 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 17:48:08,029 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1342894819] [2020-07-28 17:48:08,030 INFO L220 FreeRefinementEngine]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2020-07-28 17:48:08,030 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8, 8] imperfect sequences [] total 14 [2020-07-28 17:48:08,030 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [561376277] [2020-07-28 17:48:08,035 INFO L78 Accepts]: Start accepts. Automaton has 14 states. Word has length 13 [2020-07-28 17:48:08,037 INFO L84 Accepts]: Finished accepts. word is accepted. [2020-07-28 17:48:08,038 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 14 states. [2020-07-28 17:48:08,242 INFO L119 InductivityCheck]: Floyd-Hoare automaton has 22 edges. 22 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2020-07-28 17:48:08,242 INFO L459 AbstractCegarLoop]: Interpolant automaton has 14 states [2020-07-28 17:48:08,243 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2020-07-28 17:48:08,243 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 14 interpolants. [2020-07-28 17:48:08,244 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=31, Invalid=151, Unknown=0, NotChecked=0, Total=182 [2020-07-28 17:48:08,244 INFO L87 Difference]: Start difference. First operand 107 states and 155 transitions. Second operand 14 states. [2020-07-28 17:48:09,257 WARN L193 SmtUtils]: Spent 279.00 ms on a formula simplification that was a NOOP. DAG size: 31 [2020-07-28 17:48:09,658 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-28 17:48:09,659 INFO L93 Difference]: Finished difference Result 114 states and 163 transitions. [2020-07-28 17:48:09,659 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2020-07-28 17:48:09,659 INFO L78 Accepts]: Start accepts. Automaton has 14 states. Word has length 13 [2020-07-28 17:48:09,659 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-07-28 17:48:09,660 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 14 states. [2020-07-28 17:48:09,662 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8 states to 8 states and 163 transitions. [2020-07-28 17:48:09,663 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 14 states. [2020-07-28 17:48:09,665 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8 states to 8 states and 163 transitions. [2020-07-28 17:48:09,666 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 8 states and 163 transitions. [2020-07-28 17:48:13,534 INFO L119 InductivityCheck]: Floyd-Hoare automaton has 163 edges. 163 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2020-07-28 17:48:13,535 INFO L225 Difference]: With dead ends: 114 [2020-07-28 17:48:13,536 INFO L226 Difference]: Without dead ends: 19 [2020-07-28 17:48:13,537 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 29 GetRequests, 12 SyntacticMatches, 0 SemanticMatches, 17 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 15 ImplicationChecksByTransitivity, 1.0s TimeCoverageRelationStatistics Valid=91, Invalid=251, Unknown=0, NotChecked=0, Total=342 [2020-07-28 17:48:13,538 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 19 states. [2020-07-28 17:48:13,550 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 19 to 19. [2020-07-28 17:48:13,550 INFO L214 AbstractMinimizeNwa]: Start testing correctness of minimizeSevpa [2020-07-28 17:48:13,551 INFO L82 GeneralOperation]: Start isEquivalent. First operand 19 states. Second operand 19 states. [2020-07-28 17:48:13,551 INFO L74 IsIncluded]: Start isIncluded. First operand 19 states. Second operand 19 states. [2020-07-28 17:48:13,551 INFO L87 Difference]: Start difference. First operand 19 states. Second operand 19 states. [2020-07-28 17:48:13,552 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-28 17:48:13,552 INFO L93 Difference]: Finished difference Result 19 states and 18 transitions. [2020-07-28 17:48:13,552 INFO L276 IsEmpty]: Start isEmpty. Operand 19 states and 18 transitions. [2020-07-28 17:48:13,552 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-07-28 17:48:13,553 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2020-07-28 17:48:13,553 INFO L74 IsIncluded]: Start isIncluded. First operand 19 states. Second operand 19 states. [2020-07-28 17:48:13,553 INFO L87 Difference]: Start difference. First operand 19 states. Second operand 19 states. [2020-07-28 17:48:13,556 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-28 17:48:13,556 INFO L93 Difference]: Finished difference Result 19 states and 18 transitions. [2020-07-28 17:48:13,556 INFO L276 IsEmpty]: Start isEmpty. Operand 19 states and 18 transitions. [2020-07-28 17:48:13,557 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-07-28 17:48:13,557 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2020-07-28 17:48:13,557 INFO L88 GeneralOperation]: Finished isEquivalent. [2020-07-28 17:48:13,558 INFO L221 AbstractMinimizeNwa]: Finished testing correctness of minimizeSevpa [2020-07-28 17:48:13,558 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 19 states. [2020-07-28 17:48:13,559 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 19 states and 18 transitions. [2020-07-28 17:48:13,560 INFO L78 Accepts]: Start accepts. Automaton has 19 states and 18 transitions. Word has length 13 [2020-07-28 17:48:13,560 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-07-28 17:48:13,560 INFO L479 AbstractCegarLoop]: Abstraction has 19 states and 18 transitions. [2020-07-28 17:48:13,561 INFO L480 AbstractCegarLoop]: Interpolant automaton has 14 states. [2020-07-28 17:48:13,561 INFO L276 IsEmpty]: Start isEmpty. Operand 19 states and 18 transitions. [2020-07-28 17:48:13,561 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2020-07-28 17:48:13,562 INFO L414 BasicCegarLoop]: Found error trace [2020-07-28 17:48:13,562 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 17:48:13,774 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 mathsat -unsat_core_generation=3 [2020-07-28 17:48:13,775 INFO L427 AbstractCegarLoop]: === Iteration 3 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-07-28 17:48:13,776 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-07-28 17:48:13,776 INFO L82 PathProgramCache]: Analyzing trace with hash -627671495, now seen corresponding path program 1 times [2020-07-28 17:48:13,777 INFO L163 FreeRefinementEngine]: Executing refinement strategy WOLF [2020-07-28 17:48:13,778 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [36012371] [2020-07-28 17:48:13,778 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 17:48:14,688 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-28 17:48:14,753 INFO L263 TraceCheckSpWp]: Trace formula consists of 109 conjuncts, 7 conjunts are in the unsatisfiable core [2020-07-28 17:48:14,769 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-28 17:48:14,770 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-07-28 17:48:15,016 WARN L193 SmtUtils]: Spent 151.00 ms on a formula simplification that was a NOOP. DAG size: 14 [2020-07-28 17:48:15,238 INFO L280 TraceCheckUtils]: 0: Hoare triple {1049#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))); {1054#(and (= ((_ to_fp 8 24) currentRoundingMode ((_ to_fp 11 53) currentRoundingMode (/ 1.0 1000000000000000000000000000000.0))) ~tiny_atan2~0) (= ~pi_o_2~0 ((_ to_fp 8 24) currentRoundingMode ((_ to_fp 11 53) currentRoundingMode (/ 3141592741.0 2000000000.0)))) (= currentRoundingMode roundNearestTiesToEven))} is VALID [2020-07-28 17:48:15,239 INFO L280 TraceCheckUtils]: 1: Hoare triple {1054#(and (= ((_ to_fp 8 24) currentRoundingMode ((_ to_fp 11 53) currentRoundingMode (/ 1.0 1000000000000000000000000000000.0))) ~tiny_atan2~0) (= ~pi_o_2~0 ((_ to_fp 8 24) currentRoundingMode ((_ to_fp 11 53) currentRoundingMode (/ 3141592741.0 2000000000.0)))) (= currentRoundingMode roundNearestTiesToEven))} havoc main_#res;havoc main_#t~nondet42, main_#t~ret43, main_~res~0, main_~x~0, main_~y~0;main_~x~0 := ~Pluszero~FLOAT();main_~y~0 := main_#t~nondet42;havoc main_#t~nondet42; {1054#(and (= ((_ to_fp 8 24) currentRoundingMode ((_ to_fp 11 53) currentRoundingMode (/ 1.0 1000000000000000000000000000000.0))) ~tiny_atan2~0) (= ~pi_o_2~0 ((_ to_fp 8 24) currentRoundingMode ((_ to_fp 11 53) currentRoundingMode (/ 3141592741.0 2000000000.0)))) (= currentRoundingMode roundNearestTiesToEven))} is VALID [2020-07-28 17:48:15,240 INFO L280 TraceCheckUtils]: 2: Hoare triple {1054#(and (= ((_ to_fp 8 24) currentRoundingMode ((_ to_fp 11 53) currentRoundingMode (/ 1.0 1000000000000000000000000000000.0))) ~tiny_atan2~0) (= ~pi_o_2~0 ((_ to_fp 8 24) currentRoundingMode ((_ to_fp 11 53) currentRoundingMode (/ 3141592741.0 2000000000.0)))) (= currentRoundingMode roundNearestTiesToEven))} assume ~fp.lt~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; {1054#(and (= ((_ to_fp 8 24) currentRoundingMode ((_ to_fp 11 53) currentRoundingMode (/ 1.0 1000000000000000000000000000000.0))) ~tiny_atan2~0) (= ~pi_o_2~0 ((_ to_fp 8 24) currentRoundingMode ((_ to_fp 11 53) currentRoundingMode (/ 3141592741.0 2000000000.0)))) (= currentRoundingMode roundNearestTiesToEven))} is VALID [2020-07-28 17:48:15,242 INFO L280 TraceCheckUtils]: 3: Hoare triple {1054#(and (= ((_ to_fp 8 24) currentRoundingMode ((_ to_fp 11 53) currentRoundingMode (/ 1.0 1000000000000000000000000000000.0))) ~tiny_atan2~0) (= ~pi_o_2~0 ((_ to_fp 8 24) currentRoundingMode ((_ to_fp 11 53) currentRoundingMode (/ 3141592741.0 2000000000.0)))) (= 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; {1054#(and (= ((_ to_fp 8 24) currentRoundingMode ((_ to_fp 11 53) currentRoundingMode (/ 1.0 1000000000000000000000000000000.0))) ~tiny_atan2~0) (= ~pi_o_2~0 ((_ to_fp 8 24) currentRoundingMode ((_ to_fp 11 53) currentRoundingMode (/ 3141592741.0 2000000000.0)))) (= currentRoundingMode roundNearestTiesToEven))} is VALID [2020-07-28 17:48:15,246 INFO L280 TraceCheckUtils]: 4: Hoare triple {1054#(and (= ((_ to_fp 8 24) currentRoundingMode ((_ to_fp 11 53) currentRoundingMode (/ 1.0 1000000000000000000000000000000.0))) ~tiny_atan2~0) (= ~pi_o_2~0 ((_ to_fp 8 24) currentRoundingMode ((_ to_fp 11 53) currentRoundingMode (/ 3141592741.0 2000000000.0)))) (= currentRoundingMode roundNearestTiesToEven))} goto; {1054#(and (= ((_ to_fp 8 24) currentRoundingMode ((_ to_fp 11 53) currentRoundingMode (/ 1.0 1000000000000000000000000000000.0))) ~tiny_atan2~0) (= ~pi_o_2~0 ((_ to_fp 8 24) currentRoundingMode ((_ to_fp 11 53) currentRoundingMode (/ 3141592741.0 2000000000.0)))) (= currentRoundingMode roundNearestTiesToEven))} is VALID [2020-07-28 17:48:15,248 INFO L280 TraceCheckUtils]: 5: Hoare triple {1054#(and (= ((_ to_fp 8 24) currentRoundingMode ((_ to_fp 11 53) currentRoundingMode (/ 1.0 1000000000000000000000000000000.0))) ~tiny_atan2~0) (= ~pi_o_2~0 ((_ to_fp 8 24) currentRoundingMode ((_ to_fp 11 53) currentRoundingMode (/ 3141592741.0 2000000000.0)))) (= currentRoundingMode roundNearestTiesToEven))} __ieee754_atan2f_~ix~2 := ~bvand32(2147483647bv32, __ieee754_atan2f_~hx~1); {1054#(and (= ((_ to_fp 8 24) currentRoundingMode ((_ to_fp 11 53) currentRoundingMode (/ 1.0 1000000000000000000000000000000.0))) ~tiny_atan2~0) (= ~pi_o_2~0 ((_ to_fp 8 24) currentRoundingMode ((_ to_fp 11 53) currentRoundingMode (/ 3141592741.0 2000000000.0)))) (= currentRoundingMode roundNearestTiesToEven))} is VALID [2020-07-28 17:48:15,250 INFO L280 TraceCheckUtils]: 6: Hoare triple {1054#(and (= ((_ to_fp 8 24) currentRoundingMode ((_ to_fp 11 53) currentRoundingMode (/ 1.0 1000000000000000000000000000000.0))) ~tiny_atan2~0) (= ~pi_o_2~0 ((_ to_fp 8 24) currentRoundingMode ((_ to_fp 11 53) currentRoundingMode (/ 3141592741.0 2000000000.0)))) (= 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~mem27;havoc __ieee754_atan2f_#t~union28;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; {1054#(and (= ((_ to_fp 8 24) currentRoundingMode ((_ to_fp 11 53) currentRoundingMode (/ 1.0 1000000000000000000000000000000.0))) ~tiny_atan2~0) (= ~pi_o_2~0 ((_ to_fp 8 24) currentRoundingMode ((_ to_fp 11 53) currentRoundingMode (/ 3141592741.0 2000000000.0)))) (= currentRoundingMode roundNearestTiesToEven))} is VALID [2020-07-28 17:48:15,251 INFO L280 TraceCheckUtils]: 7: Hoare triple {1054#(and (= ((_ to_fp 8 24) currentRoundingMode ((_ to_fp 11 53) currentRoundingMode (/ 1.0 1000000000000000000000000000000.0))) ~tiny_atan2~0) (= ~pi_o_2~0 ((_ to_fp 8 24) currentRoundingMode ((_ to_fp 11 53) currentRoundingMode (/ 3141592741.0 2000000000.0)))) (= currentRoundingMode roundNearestTiesToEven))} goto; {1054#(and (= ((_ to_fp 8 24) currentRoundingMode ((_ to_fp 11 53) currentRoundingMode (/ 1.0 1000000000000000000000000000000.0))) ~tiny_atan2~0) (= ~pi_o_2~0 ((_ to_fp 8 24) currentRoundingMode ((_ to_fp 11 53) currentRoundingMode (/ 3141592741.0 2000000000.0)))) (= currentRoundingMode roundNearestTiesToEven))} is VALID [2020-07-28 17:48:15,252 INFO L280 TraceCheckUtils]: 8: Hoare triple {1054#(and (= ((_ to_fp 8 24) currentRoundingMode ((_ to_fp 11 53) currentRoundingMode (/ 1.0 1000000000000000000000000000000.0))) ~tiny_atan2~0) (= ~pi_o_2~0 ((_ to_fp 8 24) currentRoundingMode ((_ to_fp 11 53) currentRoundingMode (/ 3141592741.0 2000000000.0)))) (= currentRoundingMode roundNearestTiesToEven))} __ieee754_atan2f_~iy~0 := ~bvand32(2147483647bv32, __ieee754_atan2f_~hy~0); {1054#(and (= ((_ to_fp 8 24) currentRoundingMode ((_ to_fp 11 53) currentRoundingMode (/ 1.0 1000000000000000000000000000000.0))) ~tiny_atan2~0) (= ~pi_o_2~0 ((_ to_fp 8 24) currentRoundingMode ((_ to_fp 11 53) currentRoundingMode (/ 3141592741.0 2000000000.0)))) (= currentRoundingMode roundNearestTiesToEven))} is VALID [2020-07-28 17:48:15,254 INFO L280 TraceCheckUtils]: 9: Hoare triple {1054#(and (= ((_ to_fp 8 24) currentRoundingMode ((_ to_fp 11 53) currentRoundingMode (/ 1.0 1000000000000000000000000000000.0))) ~tiny_atan2~0) (= ~pi_o_2~0 ((_ to_fp 8 24) currentRoundingMode ((_ to_fp 11 53) currentRoundingMode (/ 3141592741.0 2000000000.0)))) (= currentRoundingMode roundNearestTiesToEven))} assume !(~bvsgt32(__ieee754_atan2f_~ix~2, 2139095040bv32) || ~bvsgt32(__ieee754_atan2f_~iy~0, 2139095040bv32)); {1054#(and (= ((_ to_fp 8 24) currentRoundingMode ((_ to_fp 11 53) currentRoundingMode (/ 1.0 1000000000000000000000000000000.0))) ~tiny_atan2~0) (= ~pi_o_2~0 ((_ to_fp 8 24) currentRoundingMode ((_ to_fp 11 53) currentRoundingMode (/ 3141592741.0 2000000000.0)))) (= currentRoundingMode roundNearestTiesToEven))} is VALID [2020-07-28 17:48:15,255 INFO L280 TraceCheckUtils]: 10: Hoare triple {1054#(and (= ((_ to_fp 8 24) currentRoundingMode ((_ to_fp 11 53) currentRoundingMode (/ 1.0 1000000000000000000000000000000.0))) ~tiny_atan2~0) (= ~pi_o_2~0 ((_ to_fp 8 24) currentRoundingMode ((_ to_fp 11 53) currentRoundingMode (/ 3141592741.0 2000000000.0)))) (= 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))); {1054#(and (= ((_ to_fp 8 24) currentRoundingMode ((_ to_fp 11 53) currentRoundingMode (/ 1.0 1000000000000000000000000000000.0))) ~tiny_atan2~0) (= ~pi_o_2~0 ((_ to_fp 8 24) currentRoundingMode ((_ to_fp 11 53) currentRoundingMode (/ 3141592741.0 2000000000.0)))) (= currentRoundingMode roundNearestTiesToEven))} is VALID [2020-07-28 17:48:15,256 INFO L280 TraceCheckUtils]: 11: Hoare triple {1054#(and (= ((_ to_fp 8 24) currentRoundingMode ((_ to_fp 11 53) currentRoundingMode (/ 1.0 1000000000000000000000000000000.0))) ~tiny_atan2~0) (= ~pi_o_2~0 ((_ to_fp 8 24) currentRoundingMode ((_ to_fp 11 53) currentRoundingMode (/ 3141592741.0 2000000000.0)))) (= currentRoundingMode roundNearestTiesToEven))} assume !(0bv32 == __ieee754_atan2f_~iy~0); {1054#(and (= ((_ to_fp 8 24) currentRoundingMode ((_ to_fp 11 53) currentRoundingMode (/ 1.0 1000000000000000000000000000000.0))) ~tiny_atan2~0) (= ~pi_o_2~0 ((_ to_fp 8 24) currentRoundingMode ((_ to_fp 11 53) currentRoundingMode (/ 3141592741.0 2000000000.0)))) (= currentRoundingMode roundNearestTiesToEven))} is VALID [2020-07-28 17:48:15,257 INFO L280 TraceCheckUtils]: 12: Hoare triple {1054#(and (= ((_ to_fp 8 24) currentRoundingMode ((_ to_fp 11 53) currentRoundingMode (/ 1.0 1000000000000000000000000000000.0))) ~tiny_atan2~0) (= ~pi_o_2~0 ((_ to_fp 8 24) currentRoundingMode ((_ to_fp 11 53) currentRoundingMode (/ 3141592741.0 2000000000.0)))) (= currentRoundingMode roundNearestTiesToEven))} assume 0bv32 == __ieee754_atan2f_~ix~2; {1054#(and (= ((_ to_fp 8 24) currentRoundingMode ((_ to_fp 11 53) currentRoundingMode (/ 1.0 1000000000000000000000000000000.0))) ~tiny_atan2~0) (= ~pi_o_2~0 ((_ to_fp 8 24) currentRoundingMode ((_ to_fp 11 53) currentRoundingMode (/ 3141592741.0 2000000000.0)))) (= currentRoundingMode roundNearestTiesToEven))} is VALID [2020-07-28 17:48:15,261 INFO L280 TraceCheckUtils]: 13: Hoare triple {1054#(and (= ((_ to_fp 8 24) currentRoundingMode ((_ to_fp 11 53) currentRoundingMode (/ 1.0 1000000000000000000000000000000.0))) ~tiny_atan2~0) (= ~pi_o_2~0 ((_ to_fp 8 24) currentRoundingMode ((_ to_fp 11 53) currentRoundingMode (/ 3141592741.0 2000000000.0)))) (= currentRoundingMode roundNearestTiesToEven))} assume ~bvslt32(__ieee754_atan2f_~hy~0, 0bv32);__ieee754_atan2f_#t~ite31 := ~fp.sub~FLOAT(currentRoundingMode, ~fp.neg~FLOAT(~pi_o_2~0), ~tiny_atan2~0); {1094#(and (= (fp.sub roundNearestTiesToEven (fp.neg ~pi_o_2~0) ((_ to_fp 8 24) roundNearestTiesToEven ((_ to_fp 11 53) roundNearestTiesToEven (/ 1.0 1000000000000000000000000000000.0)))) |ULTIMATE.start___ieee754_atan2f_#t~ite31|) (= ((_ to_fp 8 24) roundNearestTiesToEven ((_ to_fp 11 53) roundNearestTiesToEven (/ 3141592741.0 2000000000.0))) ~pi_o_2~0))} is VALID [2020-07-28 17:48:15,262 INFO L280 TraceCheckUtils]: 14: Hoare triple {1094#(and (= (fp.sub roundNearestTiesToEven (fp.neg ~pi_o_2~0) ((_ to_fp 8 24) roundNearestTiesToEven ((_ to_fp 11 53) roundNearestTiesToEven (/ 1.0 1000000000000000000000000000000.0)))) |ULTIMATE.start___ieee754_atan2f_#t~ite31|) (= ((_ to_fp 8 24) roundNearestTiesToEven ((_ to_fp 11 53) roundNearestTiesToEven (/ 3141592741.0 2000000000.0))) ~pi_o_2~0))} __ieee754_atan2f_#res := __ieee754_atan2f_#t~ite31;havoc __ieee754_atan2f_#t~ite31; {1098#(and (= (fp.sub roundNearestTiesToEven (fp.neg ~pi_o_2~0) ((_ to_fp 8 24) roundNearestTiesToEven ((_ to_fp 11 53) roundNearestTiesToEven (/ 1.0 1000000000000000000000000000000.0)))) |ULTIMATE.start___ieee754_atan2f_#res|) (= ((_ to_fp 8 24) roundNearestTiesToEven ((_ to_fp 11 53) roundNearestTiesToEven (/ 3141592741.0 2000000000.0))) ~pi_o_2~0))} is VALID [2020-07-28 17:48:15,266 INFO L280 TraceCheckUtils]: 15: Hoare triple {1098#(and (= (fp.sub roundNearestTiesToEven (fp.neg ~pi_o_2~0) ((_ to_fp 8 24) roundNearestTiesToEven ((_ to_fp 11 53) roundNearestTiesToEven (/ 1.0 1000000000000000000000000000000.0)))) |ULTIMATE.start___ieee754_atan2f_#res|) (= ((_ to_fp 8 24) roundNearestTiesToEven ((_ to_fp 11 53) roundNearestTiesToEven (/ 3141592741.0 2000000000.0))) ~pi_o_2~0))} main_#t~ret43 := __ieee754_atan2f_#res;main_~res~0 := main_#t~ret43;havoc main_#t~ret43; {1102#(and (= (fp.sub roundNearestTiesToEven (fp.neg ~pi_o_2~0) ((_ to_fp 8 24) roundNearestTiesToEven ((_ to_fp 11 53) roundNearestTiesToEven (/ 1.0 1000000000000000000000000000000.0)))) ULTIMATE.start_main_~res~0) (= ((_ to_fp 8 24) roundNearestTiesToEven ((_ to_fp 11 53) roundNearestTiesToEven (/ 3141592741.0 2000000000.0))) ~pi_o_2~0))} is VALID [2020-07-28 17:48:15,267 INFO L280 TraceCheckUtils]: 16: Hoare triple {1102#(and (= (fp.sub roundNearestTiesToEven (fp.neg ~pi_o_2~0) ((_ to_fp 8 24) roundNearestTiesToEven ((_ to_fp 11 53) roundNearestTiesToEven (/ 1.0 1000000000000000000000000000000.0)))) ULTIMATE.start_main_~res~0) (= ((_ to_fp 8 24) roundNearestTiesToEven ((_ to_fp 11 53) roundNearestTiesToEven (/ 3141592741.0 2000000000.0))) ~pi_o_2~0))} assume !~fp.eq~FLOAT(main_~res~0, ~fp.neg~FLOAT(~pi_o_2~0)); {1050#false} is VALID [2020-07-28 17:48:15,268 INFO L280 TraceCheckUtils]: 17: Hoare triple {1050#false} assume !false; {1050#false} is VALID [2020-07-28 17:48:15,271 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 17:48:15,271 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2020-07-28 17:48:16,576 WARN L193 SmtUtils]: Spent 169.00 ms on a formula simplification that was a NOOP. DAG size: 6 [2020-07-28 17:48:16,607 INFO L280 TraceCheckUtils]: 17: Hoare triple {1050#false} assume !false; {1050#false} is VALID [2020-07-28 17:48:16,610 INFO L280 TraceCheckUtils]: 16: Hoare triple {1112#(fp.eq ULTIMATE.start_main_~res~0 (fp.neg ~pi_o_2~0))} assume !~fp.eq~FLOAT(main_~res~0, ~fp.neg~FLOAT(~pi_o_2~0)); {1050#false} is VALID [2020-07-28 17:48:16,615 INFO L280 TraceCheckUtils]: 15: Hoare triple {1116#(fp.eq |ULTIMATE.start___ieee754_atan2f_#res| (fp.neg ~pi_o_2~0))} main_#t~ret43 := __ieee754_atan2f_#res;main_~res~0 := main_#t~ret43;havoc main_#t~ret43; {1112#(fp.eq ULTIMATE.start_main_~res~0 (fp.neg ~pi_o_2~0))} is VALID [2020-07-28 17:48:16,616 INFO L280 TraceCheckUtils]: 14: Hoare triple {1120#(fp.eq |ULTIMATE.start___ieee754_atan2f_#t~ite31| (fp.neg ~pi_o_2~0))} __ieee754_atan2f_#res := __ieee754_atan2f_#t~ite31;havoc __ieee754_atan2f_#t~ite31; {1116#(fp.eq |ULTIMATE.start___ieee754_atan2f_#res| (fp.neg ~pi_o_2~0))} is VALID [2020-07-28 17:48:16,616 INFO L280 TraceCheckUtils]: 13: Hoare triple {1124#(fp.eq (fp.sub currentRoundingMode (fp.neg ~pi_o_2~0) ~tiny_atan2~0) (fp.neg ~pi_o_2~0))} assume ~bvslt32(__ieee754_atan2f_~hy~0, 0bv32);__ieee754_atan2f_#t~ite31 := ~fp.sub~FLOAT(currentRoundingMode, ~fp.neg~FLOAT(~pi_o_2~0), ~tiny_atan2~0); {1120#(fp.eq |ULTIMATE.start___ieee754_atan2f_#t~ite31| (fp.neg ~pi_o_2~0))} is VALID [2020-07-28 17:48:16,617 INFO L280 TraceCheckUtils]: 12: Hoare triple {1124#(fp.eq (fp.sub currentRoundingMode (fp.neg ~pi_o_2~0) ~tiny_atan2~0) (fp.neg ~pi_o_2~0))} assume 0bv32 == __ieee754_atan2f_~ix~2; {1124#(fp.eq (fp.sub currentRoundingMode (fp.neg ~pi_o_2~0) ~tiny_atan2~0) (fp.neg ~pi_o_2~0))} is VALID [2020-07-28 17:48:16,617 INFO L280 TraceCheckUtils]: 11: Hoare triple {1124#(fp.eq (fp.sub currentRoundingMode (fp.neg ~pi_o_2~0) ~tiny_atan2~0) (fp.neg ~pi_o_2~0))} assume !(0bv32 == __ieee754_atan2f_~iy~0); {1124#(fp.eq (fp.sub currentRoundingMode (fp.neg ~pi_o_2~0) ~tiny_atan2~0) (fp.neg ~pi_o_2~0))} is VALID [2020-07-28 17:48:16,618 INFO L280 TraceCheckUtils]: 10: Hoare triple {1124#(fp.eq (fp.sub currentRoundingMode (fp.neg ~pi_o_2~0) ~tiny_atan2~0) (fp.neg ~pi_o_2~0))} 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))); {1124#(fp.eq (fp.sub currentRoundingMode (fp.neg ~pi_o_2~0) ~tiny_atan2~0) (fp.neg ~pi_o_2~0))} is VALID [2020-07-28 17:48:16,618 INFO L280 TraceCheckUtils]: 9: Hoare triple {1124#(fp.eq (fp.sub currentRoundingMode (fp.neg ~pi_o_2~0) ~tiny_atan2~0) (fp.neg ~pi_o_2~0))} assume !(~bvsgt32(__ieee754_atan2f_~ix~2, 2139095040bv32) || ~bvsgt32(__ieee754_atan2f_~iy~0, 2139095040bv32)); {1124#(fp.eq (fp.sub currentRoundingMode (fp.neg ~pi_o_2~0) ~tiny_atan2~0) (fp.neg ~pi_o_2~0))} is VALID [2020-07-28 17:48:16,619 INFO L280 TraceCheckUtils]: 8: Hoare triple {1124#(fp.eq (fp.sub currentRoundingMode (fp.neg ~pi_o_2~0) ~tiny_atan2~0) (fp.neg ~pi_o_2~0))} __ieee754_atan2f_~iy~0 := ~bvand32(2147483647bv32, __ieee754_atan2f_~hy~0); {1124#(fp.eq (fp.sub currentRoundingMode (fp.neg ~pi_o_2~0) ~tiny_atan2~0) (fp.neg ~pi_o_2~0))} is VALID [2020-07-28 17:48:16,619 INFO L280 TraceCheckUtils]: 7: Hoare triple {1124#(fp.eq (fp.sub currentRoundingMode (fp.neg ~pi_o_2~0) ~tiny_atan2~0) (fp.neg ~pi_o_2~0))} goto; {1124#(fp.eq (fp.sub currentRoundingMode (fp.neg ~pi_o_2~0) ~tiny_atan2~0) (fp.neg ~pi_o_2~0))} is VALID [2020-07-28 17:48:16,620 INFO L280 TraceCheckUtils]: 6: Hoare triple {1124#(fp.eq (fp.sub currentRoundingMode (fp.neg ~pi_o_2~0) ~tiny_atan2~0) (fp.neg ~pi_o_2~0))} 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~mem27;havoc __ieee754_atan2f_#t~union28;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; {1124#(fp.eq (fp.sub currentRoundingMode (fp.neg ~pi_o_2~0) ~tiny_atan2~0) (fp.neg ~pi_o_2~0))} is VALID [2020-07-28 17:48:16,620 INFO L280 TraceCheckUtils]: 5: Hoare triple {1124#(fp.eq (fp.sub currentRoundingMode (fp.neg ~pi_o_2~0) ~tiny_atan2~0) (fp.neg ~pi_o_2~0))} __ieee754_atan2f_~ix~2 := ~bvand32(2147483647bv32, __ieee754_atan2f_~hx~1); {1124#(fp.eq (fp.sub currentRoundingMode (fp.neg ~pi_o_2~0) ~tiny_atan2~0) (fp.neg ~pi_o_2~0))} is VALID [2020-07-28 17:48:16,621 INFO L280 TraceCheckUtils]: 4: Hoare triple {1124#(fp.eq (fp.sub currentRoundingMode (fp.neg ~pi_o_2~0) ~tiny_atan2~0) (fp.neg ~pi_o_2~0))} goto; {1124#(fp.eq (fp.sub currentRoundingMode (fp.neg ~pi_o_2~0) ~tiny_atan2~0) (fp.neg ~pi_o_2~0))} is VALID [2020-07-28 17:48:16,623 INFO L280 TraceCheckUtils]: 3: Hoare triple {1124#(fp.eq (fp.sub currentRoundingMode (fp.neg ~pi_o_2~0) ~tiny_atan2~0) (fp.neg ~pi_o_2~0))} 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; {1124#(fp.eq (fp.sub currentRoundingMode (fp.neg ~pi_o_2~0) ~tiny_atan2~0) (fp.neg ~pi_o_2~0))} is VALID [2020-07-28 17:48:16,624 INFO L280 TraceCheckUtils]: 2: Hoare triple {1124#(fp.eq (fp.sub currentRoundingMode (fp.neg ~pi_o_2~0) ~tiny_atan2~0) (fp.neg ~pi_o_2~0))} assume ~fp.lt~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; {1124#(fp.eq (fp.sub currentRoundingMode (fp.neg ~pi_o_2~0) ~tiny_atan2~0) (fp.neg ~pi_o_2~0))} is VALID [2020-07-28 17:48:16,624 INFO L280 TraceCheckUtils]: 1: Hoare triple {1124#(fp.eq (fp.sub currentRoundingMode (fp.neg ~pi_o_2~0) ~tiny_atan2~0) (fp.neg ~pi_o_2~0))} havoc main_#res;havoc main_#t~nondet42, main_#t~ret43, main_~res~0, main_~x~0, main_~y~0;main_~x~0 := ~Pluszero~FLOAT();main_~y~0 := main_#t~nondet42;havoc main_#t~nondet42; {1124#(fp.eq (fp.sub currentRoundingMode (fp.neg ~pi_o_2~0) ~tiny_atan2~0) (fp.neg ~pi_o_2~0))} is VALID [2020-07-28 17:48:16,630 INFO L280 TraceCheckUtils]: 0: Hoare triple {1049#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))); {1124#(fp.eq (fp.sub currentRoundingMode (fp.neg ~pi_o_2~0) ~tiny_atan2~0) (fp.neg ~pi_o_2~0))} is VALID [2020-07-28 17:48:16,631 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 17:48:16,632 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [36012371] [2020-07-28 17:48:16,632 INFO L220 FreeRefinementEngine]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2020-07-28 17:48:16,632 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5, 5] imperfect sequences [] total 9 [2020-07-28 17:48:16,632 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2060499960] [2020-07-28 17:48:16,632 INFO L78 Accepts]: Start accepts. Automaton has 10 states. Word has length 18 [2020-07-28 17:48:16,633 INFO L84 Accepts]: Finished accepts. word is accepted. [2020-07-28 17:48:16,633 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 10 states. [2020-07-28 17:48:16,967 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 17:48:16,967 INFO L459 AbstractCegarLoop]: Interpolant automaton has 10 states [2020-07-28 17:48:16,968 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2020-07-28 17:48:16,968 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2020-07-28 17:48:16,968 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=21, Invalid=69, Unknown=0, NotChecked=0, Total=90 [2020-07-28 17:48:16,968 INFO L87 Difference]: Start difference. First operand 19 states and 18 transitions. Second operand 10 states. [2020-07-28 17:48:17,896 WARN L193 SmtUtils]: Spent 197.00 ms on a formula simplification. DAG size of input: 23 DAG size of output: 20 [2020-07-28 17:48:18,347 WARN L193 SmtUtils]: Spent 268.00 ms on a formula simplification. DAG size of input: 23 DAG size of output: 20 [2020-07-28 17:48:18,854 WARN L193 SmtUtils]: Spent 364.00 ms on a formula simplification. DAG size of input: 25 DAG size of output: 22 [2020-07-28 17:48:18,856 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-28 17:48:18,857 INFO L93 Difference]: Finished difference Result 19 states and 18 transitions. [2020-07-28 17:48:18,857 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2020-07-28 17:48:18,857 INFO L78 Accepts]: Start accepts. Automaton has 10 states. Word has length 18 [2020-07-28 17:48:18,857 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-07-28 17:48:18,857 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 10 states. [2020-07-28 17:48:18,858 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6 states to 6 states and 18 transitions. [2020-07-28 17:48:18,858 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 10 states. [2020-07-28 17:48:18,860 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6 states to 6 states and 18 transitions. [2020-07-28 17:48:18,860 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 6 states and 18 transitions. [2020-07-28 17:48:18,942 INFO L119 InductivityCheck]: Floyd-Hoare automaton has 18 edges. 18 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2020-07-28 17:48:18,942 INFO L225 Difference]: With dead ends: 19 [2020-07-28 17:48:18,942 INFO L226 Difference]: Without dead ends: 0 [2020-07-28 17:48:18,943 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 37 GetRequests, 25 SyntacticMatches, 1 SemanticMatches, 11 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 8 ImplicationChecksByTransitivity, 2.8s TimeCoverageRelationStatistics Valid=42, Invalid=114, Unknown=0, NotChecked=0, Total=156 [2020-07-28 17:48:18,944 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2020-07-28 17:48:18,944 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2020-07-28 17:48:18,944 INFO L214 AbstractMinimizeNwa]: Start testing correctness of minimizeSevpa [2020-07-28 17:48:18,944 INFO L82 GeneralOperation]: Start isEquivalent. First operand 0 states. Second operand 0 states. [2020-07-28 17:48:18,944 INFO L74 IsIncluded]: Start isIncluded. First operand 0 states. Second operand 0 states. [2020-07-28 17:48:18,944 INFO L87 Difference]: Start difference. First operand 0 states. Second operand 0 states. [2020-07-28 17:48:18,945 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-28 17:48:18,945 INFO L93 Difference]: Finished difference Result 0 states and 0 transitions. [2020-07-28 17:48:18,945 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2020-07-28 17:48:18,945 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-07-28 17:48:18,945 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2020-07-28 17:48:18,945 INFO L74 IsIncluded]: Start isIncluded. First operand 0 states. Second operand 0 states. [2020-07-28 17:48:18,945 INFO L87 Difference]: Start difference. First operand 0 states. Second operand 0 states. [2020-07-28 17:48:18,945 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-28 17:48:18,945 INFO L93 Difference]: Finished difference Result 0 states and 0 transitions. [2020-07-28 17:48:18,945 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2020-07-28 17:48:18,946 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-07-28 17:48:18,946 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2020-07-28 17:48:18,946 INFO L88 GeneralOperation]: Finished isEquivalent. [2020-07-28 17:48:18,946 INFO L221 AbstractMinimizeNwa]: Finished testing correctness of minimizeSevpa [2020-07-28 17:48:18,946 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2020-07-28 17:48:18,946 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2020-07-28 17:48:18,946 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 18 [2020-07-28 17:48:18,946 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-07-28 17:48:18,947 INFO L479 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2020-07-28 17:48:18,947 INFO L480 AbstractCegarLoop]: Interpolant automaton has 10 states. [2020-07-28 17:48:18,947 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2020-07-28 17:48:18,947 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-07-28 17:48:19,148 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 4 mathsat -unsat_core_generation=3 [2020-07-28 17:48:19,153 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2020-07-28 17:48:19,505 WARN L193 SmtUtils]: Spent 173.00 ms on a formula simplification that was a NOOP. DAG size: 50 [2020-07-28 17:48:19,551 INFO L264 CegarLoopResult]: At program point L118(lines 118 213) the Hoare annotation is: (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)) (_ +zero 8 24)) (= ULTIMATE.start___ieee754_atan2f_~x (_ +zero 8 24)) (fp.lt ULTIMATE.start___ieee754_atan2f_~y (_ +zero 8 24)) (fp.lt (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.sub roundNearestTiesToEven (fp.neg ~pi_o_2~0) ((_ to_fp 8 24) roundNearestTiesToEven ((_ to_fp 11 53) roundNearestTiesToEven (/ 1.0 1000000000000000000000000000000.0)))) |ULTIMATE.start___ieee754_atan2f_#res|) (= ((_ to_fp 8 24) roundNearestTiesToEven ((_ to_fp 11 53) roundNearestTiesToEven (/ 3141592741.0 2000000000.0))) ~pi_o_2~0) (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)) (_ +zero 8 24)) (= ULTIMATE.start___ieee754_atan2f_~ix~2 (bvand (_ bv2147483647 32) ULTIMATE.start___ieee754_atan2f_~hx~1)))) (= ULTIMATE.start_main_~x~0 (_ +zero 8 24)) (exists ((ULTIMATE.start___ieee754_atan2f_~hy~0 (_ BitVec 32))) (and (fp.lt (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)))) (= currentRoundingMode roundNearestTiesToEven) (= ((_ to_fp 8 24) currentRoundingMode ((_ to_fp 11 53) currentRoundingMode (/ 1.0 1000000000000000000000000000000.0))) ~tiny_atan2~0)) [2020-07-28 17:48:19,551 INFO L268 CegarLoopResult]: For program point L19(lines 19 23) no Hoare annotation was computed. [2020-07-28 17:48:19,551 INFO L268 CegarLoopResult]: For program point L19-1(lines 12 25) no Hoare annotation was computed. [2020-07-28 17:48:19,552 INFO L268 CegarLoopResult]: For program point L19-2(lines 19 23) no Hoare annotation was computed. [2020-07-28 17:48:19,552 INFO L268 CegarLoopResult]: For program point L19-3(lines 19 23) no Hoare annotation was computed. [2020-07-28 17:48:19,552 INFO L268 CegarLoopResult]: For program point L19-4(lines 12 25) no Hoare annotation was computed. [2020-07-28 17:48:19,552 INFO L268 CegarLoopResult]: For program point L19-5(lines 19 23) no Hoare annotation was computed. [2020-07-28 17:48:19,552 INFO L268 CegarLoopResult]: For program point L19-6(lines 19 23) no Hoare annotation was computed. [2020-07-28 17:48:19,552 INFO L268 CegarLoopResult]: For program point L19-7(lines 12 25) no Hoare annotation was computed. [2020-07-28 17:48:19,552 INFO L268 CegarLoopResult]: For program point L19-8(lines 19 23) no Hoare annotation was computed. [2020-07-28 17:48:19,552 INFO L268 CegarLoopResult]: For program point L201(lines 201 205) no Hoare annotation was computed. [2020-07-28 17:48:19,552 INFO L268 CegarLoopResult]: For program point L168(lines 168 177) no Hoare annotation was computed. [2020-07-28 17:48:19,553 INFO L268 CegarLoopResult]: For program point L201-1(lines 194 206) no Hoare annotation was computed. [2020-07-28 17:48:19,553 INFO L268 CegarLoopResult]: For program point L201-2(lines 201 205) no Hoare annotation was computed. [2020-07-28 17:48:19,553 INFO L268 CegarLoopResult]: For program point L69(lines 69 94) no Hoare annotation was computed. [2020-07-28 17:48:19,553 INFO L268 CegarLoopResult]: For program point L69-2(lines 69 94) no Hoare annotation was computed. [2020-07-28 17:48:19,553 INFO L268 CegarLoopResult]: For program point ULTIMATE.startENTRY(line -1) no Hoare annotation was computed. [2020-07-28 17:48:19,554 INFO L268 CegarLoopResult]: For program point L185(lines 185 190) no Hoare annotation was computed. [2020-07-28 17:48:19,554 INFO L268 CegarLoopResult]: For program point L86(lines 86 92) no Hoare annotation was computed. [2020-07-28 17:48:19,554 INFO L268 CegarLoopResult]: For program point L86-2(lines 69 94) no Hoare annotation was computed. [2020-07-28 17:48:19,554 INFO L268 CegarLoopResult]: For program point L86-3(lines 86 92) no Hoare annotation was computed. [2020-07-28 17:48:19,554 INFO L268 CegarLoopResult]: For program point L86-5(lines 69 94) no Hoare annotation was computed. [2020-07-28 17:48:19,554 INFO L271 CegarLoopResult]: At program point L235(lines 215 236) the Hoare annotation is: true [2020-07-28 17:48:19,554 INFO L268 CegarLoopResult]: For program point L169(line 169) no Hoare annotation was computed. [2020-07-28 17:48:19,554 INFO L268 CegarLoopResult]: For program point L136(lines 136 137) no Hoare annotation was computed. [2020-07-28 17:48:19,554 INFO L268 CegarLoopResult]: For program point L70(lines 70 73) no Hoare annotation was computed. [2020-07-28 17:48:19,555 INFO L268 CegarLoopResult]: For program point L70-2(lines 70 73) no Hoare annotation was computed. [2020-07-28 17:48:19,555 INFO L268 CegarLoopResult]: For program point L70-3(lines 70 73) no Hoare annotation was computed. [2020-07-28 17:48:19,555 INFO L268 CegarLoopResult]: For program point L70-5(lines 70 73) no Hoare annotation was computed. [2020-07-28 17:48:19,555 INFO L268 CegarLoopResult]: For program point L153(line 153) no Hoare annotation was computed. [2020-07-28 17:48:19,555 INFO L268 CegarLoopResult]: For program point L153-2(line 153) no Hoare annotation was computed. [2020-07-28 17:48:19,556 INFO L268 CegarLoopResult]: For program point L71(lines 71 72) no Hoare annotation was computed. [2020-07-28 17:48:19,556 INFO L268 CegarLoopResult]: For program point L71-1(lines 71 72) no Hoare annotation was computed. [2020-07-28 17:48:19,556 INFO L268 CegarLoopResult]: For program point L187(lines 187 190) no Hoare annotation was computed. [2020-07-28 17:48:19,556 INFO L268 CegarLoopResult]: For program point L187-2(lines 185 190) no Hoare annotation was computed. [2020-07-28 17:48:19,556 INFO L268 CegarLoopResult]: For program point L55-1(lines 55 59) no Hoare annotation was computed. [2020-07-28 17:48:19,557 INFO L264 CegarLoopResult]: At program point L55-2(lines 55 59) the Hoare annotation is: false [2020-07-28 17:48:19,557 INFO L268 CegarLoopResult]: For program point L55-3(lines 55 59) no Hoare annotation was computed. [2020-07-28 17:48:19,557 INFO L268 CegarLoopResult]: For program point L55-5(lines 55 59) no Hoare annotation was computed. [2020-07-28 17:48:19,557 INFO L264 CegarLoopResult]: At program point L55-6(lines 55 59) the Hoare annotation is: false [2020-07-28 17:48:19,557 INFO L268 CegarLoopResult]: For program point L55-7(lines 55 59) no Hoare annotation was computed. [2020-07-28 17:48:19,558 INFO L268 CegarLoopResult]: For program point L171(line 171) no Hoare annotation was computed. [2020-07-28 17:48:19,558 INFO L268 CegarLoopResult]: For program point L155(lines 155 179) no Hoare annotation was computed. [2020-07-28 17:48:19,558 INFO L268 CegarLoopResult]: For program point L155-1(lines 118 213) no Hoare annotation was computed. [2020-07-28 17:48:19,558 INFO L268 CegarLoopResult]: For program point L122-1(lines 122 126) no Hoare annotation was computed. [2020-07-28 17:48:19,558 INFO L264 CegarLoopResult]: At program point L122-2(lines 122 126) the Hoare annotation is: (and (= ULTIMATE.start___ieee754_atan2f_~x (_ +zero 8 24)) (fp.lt ULTIMATE.start___ieee754_atan2f_~y (_ +zero 8 24)) (= ((_ to_fp 8 24) currentRoundingMode ((_ to_fp 11 53) currentRoundingMode (/ 1.0 1000000000000000000000000000000.0))) ~tiny_atan2~0) (= ULTIMATE.start_main_~x~0 (_ +zero 8 24)) (= ~pi_o_2~0 ((_ to_fp 8 24) currentRoundingMode ((_ to_fp 11 53) currentRoundingMode (/ 3141592741.0 2000000000.0)))) (= currentRoundingMode roundNearestTiesToEven)) [2020-07-28 17:48:19,558 INFO L268 CegarLoopResult]: For program point L122-3(lines 122 126) no Hoare annotation was computed. [2020-07-28 17:48:19,558 INFO L268 CegarLoopResult]: For program point L156(lines 156 178) no Hoare annotation was computed. [2020-07-28 17:48:19,559 INFO L264 CegarLoopResult]: At program point L24(lines 12 25) the Hoare annotation is: false [2020-07-28 17:48:19,559 INFO L264 CegarLoopResult]: At program point L24-1(lines 12 25) the Hoare annotation is: false [2020-07-28 17:48:19,559 INFO L264 CegarLoopResult]: At program point L24-2(lines 12 25) the Hoare annotation is: false [2020-07-28 17:48:19,559 INFO L268 CegarLoopResult]: For program point L173(line 173) no Hoare annotation was computed. [2020-07-28 17:48:19,559 INFO L268 CegarLoopResult]: For program point L140(lines 140 150) no Hoare annotation was computed. [2020-07-28 17:48:19,560 INFO L268 CegarLoopResult]: For program point L107(lines 107 112) no Hoare annotation was computed. [2020-07-28 17:48:19,560 INFO L268 CegarLoopResult]: For program point L140-2(lines 118 213) no Hoare annotation was computed. [2020-07-28 17:48:19,560 INFO L268 CegarLoopResult]: For program point L107-1(lines 107 112) no Hoare annotation was computed. [2020-07-28 17:48:19,560 INFO L268 CegarLoopResult]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2020-07-28 17:48:19,560 INFO L268 CegarLoopResult]: For program point L157(lines 157 166) no Hoare annotation was computed. [2020-07-28 17:48:19,561 INFO L268 CegarLoopResult]: For program point L141(lines 141 149) no Hoare annotation was computed. [2020-07-28 17:48:19,561 INFO L268 CegarLoopResult]: For program point L224(lines 224 233) no Hoare annotation was computed. [2020-07-28 17:48:19,561 INFO L268 CegarLoopResult]: For program point L191(lines 191 212) no Hoare annotation was computed. [2020-07-28 17:48:19,561 INFO L268 CegarLoopResult]: For program point L158(line 158) no Hoare annotation was computed. [2020-07-28 17:48:19,561 INFO L268 CegarLoopResult]: For program point L224-2(lines 224 233) no Hoare annotation was computed. [2020-07-28 17:48:19,561 INFO L268 CegarLoopResult]: For program point L208(line 208) no Hoare annotation was computed. [2020-07-28 17:48:19,561 INFO L268 CegarLoopResult]: For program point L175(line 175) no Hoare annotation was computed. [2020-07-28 17:48:19,561 INFO L268 CegarLoopResult]: For program point L142(line 142) no Hoare annotation was computed. [2020-07-28 17:48:19,562 INFO L268 CegarLoopResult]: For program point L142-2(line 142) no Hoare annotation was computed. [2020-07-28 17:48:19,562 INFO L268 CegarLoopResult]: For program point L192(line 192) no Hoare annotation was computed. [2020-07-28 17:48:19,562 INFO L268 CegarLoopResult]: For program point L143(line 143) no Hoare annotation was computed. [2020-07-28 17:48:19,562 INFO L268 CegarLoopResult]: For program point L77(lines 77 93) no Hoare annotation was computed. [2020-07-28 17:48:19,562 INFO L268 CegarLoopResult]: For program point L77-1(lines 77 93) no Hoare annotation was computed. [2020-07-28 17:48:19,563 INFO L268 CegarLoopResult]: For program point L160(line 160) no Hoare annotation was computed. [2020-07-28 17:48:19,563 INFO L268 CegarLoopResult]: For program point L61(lines 61 68) no Hoare annotation was computed. [2020-07-28 17:48:19,563 INFO L268 CegarLoopResult]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2020-07-28 17:48:19,563 INFO L268 CegarLoopResult]: For program point L61-1(lines 61 68) no Hoare annotation was computed. [2020-07-28 17:48:19,563 INFO L268 CegarLoopResult]: For program point L210(line 210) no Hoare annotation was computed. [2020-07-28 17:48:19,563 INFO L268 CegarLoopResult]: For program point L111(line 111) no Hoare annotation was computed. [2020-07-28 17:48:19,563 INFO L268 CegarLoopResult]: For program point L78(lines 78 84) no Hoare annotation was computed. [2020-07-28 17:48:19,563 INFO L268 CegarLoopResult]: For program point L111-2(line 111) no Hoare annotation was computed. [2020-07-28 17:48:19,563 INFO L264 CegarLoopResult]: At program point L111-3(lines 51 113) the Hoare annotation is: false [2020-07-28 17:48:19,564 INFO L268 CegarLoopResult]: For program point L78-3(lines 78 84) no Hoare annotation was computed. [2020-07-28 17:48:19,564 INFO L268 CegarLoopResult]: For program point L111-4(line 111) no Hoare annotation was computed. [2020-07-28 17:48:19,564 INFO L268 CegarLoopResult]: For program point L111-6(line 111) no Hoare annotation was computed. [2020-07-28 17:48:19,564 INFO L264 CegarLoopResult]: At program point L111-7(lines 51 113) the Hoare annotation is: false [2020-07-28 17:48:19,564 INFO L268 CegarLoopResult]: For program point L194(line 194) no Hoare annotation was computed. [2020-07-28 17:48:19,564 INFO L268 CegarLoopResult]: For program point L128-1(lines 128 132) no Hoare annotation was computed. [2020-07-28 17:48:19,564 INFO L264 CegarLoopResult]: At program point L128-2(lines 128 132) the Hoare annotation is: (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)) (_ +zero 8 24)) (= ULTIMATE.start___ieee754_atan2f_~x (_ +zero 8 24)) (fp.lt ULTIMATE.start___ieee754_atan2f_~y (_ +zero 8 24)) (= ((_ 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)) (_ +zero 8 24)) (= ULTIMATE.start___ieee754_atan2f_~ix~2 (bvand (_ bv2147483647 32) ULTIMATE.start___ieee754_atan2f_~hx~1)))) (= ULTIMATE.start_main_~x~0 (_ +zero 8 24)) (= ~pi_o_2~0 ((_ to_fp 8 24) currentRoundingMode ((_ to_fp 11 53) currentRoundingMode (/ 3141592741.0 2000000000.0)))) (= currentRoundingMode roundNearestTiesToEven)) [2020-07-28 17:48:19,564 INFO L268 CegarLoopResult]: For program point L62(lines 62 63) no Hoare annotation was computed. [2020-07-28 17:48:19,564 INFO L268 CegarLoopResult]: For program point L128-3(lines 128 132) no Hoare annotation was computed. [2020-07-28 17:48:19,565 INFO L268 CegarLoopResult]: For program point L62-1(lines 62 63) no Hoare annotation was computed. [2020-07-28 17:48:19,565 INFO L268 CegarLoopResult]: For program point L145(line 145) no Hoare annotation was computed. [2020-07-28 17:48:19,565 INFO L268 CegarLoopResult]: For program point L162(line 162) no Hoare annotation was computed. [2020-07-28 17:48:19,565 INFO L268 CegarLoopResult]: For program point L14-1(lines 14 18) no Hoare annotation was computed. [2020-07-28 17:48:19,565 INFO L264 CegarLoopResult]: At program point L14-2(lines 14 18) the Hoare annotation is: false [2020-07-28 17:48:19,565 INFO L268 CegarLoopResult]: For program point L14-5(lines 14 18) no Hoare annotation was computed. [2020-07-28 17:48:19,565 INFO L264 CegarLoopResult]: At program point L14-6(lines 14 18) the Hoare annotation is: false [2020-07-28 17:48:19,565 INFO L268 CegarLoopResult]: For program point L14-9(lines 14 18) no Hoare annotation was computed. [2020-07-28 17:48:19,565 INFO L268 CegarLoopResult]: For program point L229(lines 229 232) no Hoare annotation was computed. [2020-07-28 17:48:19,565 INFO L264 CegarLoopResult]: At program point L14-10(lines 14 18) the Hoare annotation is: false [2020-07-28 17:48:19,565 INFO L268 CegarLoopResult]: For program point L196-1(lines 196 200) no Hoare annotation was computed. [2020-07-28 17:48:19,566 INFO L264 CegarLoopResult]: At program point L196-2(lines 196 200) the Hoare annotation is: false [2020-07-28 17:48:19,566 INFO L268 CegarLoopResult]: For program point L64(lines 64 67) no Hoare annotation was computed. [2020-07-28 17:48:19,566 INFO L268 CegarLoopResult]: For program point L64-1(lines 64 67) no Hoare annotation was computed. [2020-07-28 17:48:19,566 INFO L268 CegarLoopResult]: For program point L147(line 147) no Hoare annotation was computed. [2020-07-28 17:48:19,566 INFO L268 CegarLoopResult]: For program point L230(line 230) no Hoare annotation was computed. [2020-07-28 17:48:19,566 INFO L268 CegarLoopResult]: For program point L164(line 164) no Hoare annotation was computed. [2020-07-28 17:48:19,566 INFO L268 CegarLoopResult]: For program point L-1(line -1) no Hoare annotation was computed. [2020-07-28 17:48:19,566 INFO L268 CegarLoopResult]: For program point ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION(line 230) no Hoare annotation was computed. [2020-07-28 17:48:19,566 INFO L268 CegarLoopResult]: For program point L182(line 182) no Hoare annotation was computed. [2020-07-28 17:48:19,566 INFO L268 CegarLoopResult]: For program point L182-2(line 182) no Hoare annotation was computed. [2020-07-28 17:48:19,567 INFO L268 CegarLoopResult]: For program point L134(lines 134 135) no Hoare annotation was computed. [2020-07-28 17:48:19,570 WARN L170 areAnnotationChecker]: ULTIMATE.startENTRY has no Hoare annotation [2020-07-28 17:48:19,570 WARN L170 areAnnotationChecker]: L-1 has no Hoare annotation [2020-07-28 17:48:19,570 WARN L170 areAnnotationChecker]: L224 has no Hoare annotation [2020-07-28 17:48:19,570 WARN L170 areAnnotationChecker]: L224 has no Hoare annotation [2020-07-28 17:48:19,570 WARN L170 areAnnotationChecker]: L122-1 has no Hoare annotation [2020-07-28 17:48:19,570 WARN L170 areAnnotationChecker]: L122-3 has no Hoare annotation [2020-07-28 17:48:19,571 WARN L170 areAnnotationChecker]: L224-2 has no Hoare annotation [2020-07-28 17:48:19,571 WARN L170 areAnnotationChecker]: L122-1 has no Hoare annotation [2020-07-28 17:48:19,571 WARN L170 areAnnotationChecker]: L122-1 has no Hoare annotation [2020-07-28 17:48:19,571 WARN L170 areAnnotationChecker]: L122-3 has no Hoare annotation [2020-07-28 17:48:19,571 WARN L170 areAnnotationChecker]: ULTIMATE.startFINAL has no Hoare annotation [2020-07-28 17:48:19,571 WARN L170 areAnnotationChecker]: L128-1 has no Hoare annotation [2020-07-28 17:48:19,571 WARN L170 areAnnotationChecker]: L128-3 has no Hoare annotation [2020-07-28 17:48:19,571 WARN L170 areAnnotationChecker]: ULTIMATE.startFINAL has no Hoare annotation [2020-07-28 17:48:19,571 WARN L170 areAnnotationChecker]: L128-1 has no Hoare annotation [2020-07-28 17:48:19,571 WARN L170 areAnnotationChecker]: L128-1 has no Hoare annotation [2020-07-28 17:48:19,572 WARN L170 areAnnotationChecker]: L128-3 has no Hoare annotation [2020-07-28 17:48:19,572 WARN L170 areAnnotationChecker]: L134 has no Hoare annotation [2020-07-28 17:48:19,572 WARN L170 areAnnotationChecker]: L134 has no Hoare annotation [2020-07-28 17:48:19,572 WARN L170 areAnnotationChecker]: L229 has no Hoare annotation [2020-07-28 17:48:19,572 WARN L170 areAnnotationChecker]: L136 has no Hoare annotation [2020-07-28 17:48:19,572 WARN L170 areAnnotationChecker]: L136 has no Hoare annotation [2020-07-28 17:48:19,572 WARN L170 areAnnotationChecker]: L229 has no Hoare annotation [2020-07-28 17:48:19,572 WARN L170 areAnnotationChecker]: L229 has no Hoare annotation [2020-07-28 17:48:19,572 WARN L170 areAnnotationChecker]: L55-1 has no Hoare annotation [2020-07-28 17:48:19,572 WARN L170 areAnnotationChecker]: L55-3 has no Hoare annotation [2020-07-28 17:48:19,572 WARN L170 areAnnotationChecker]: L140 has no Hoare annotation [2020-07-28 17:48:19,573 WARN L170 areAnnotationChecker]: L140 has no Hoare annotation [2020-07-28 17:48:19,573 WARN L170 areAnnotationChecker]: L230 has no Hoare annotation [2020-07-28 17:48:19,573 WARN L170 areAnnotationChecker]: L230 has no Hoare annotation [2020-07-28 17:48:19,573 WARN L170 areAnnotationChecker]: L55-1 has no Hoare annotation [2020-07-28 17:48:19,573 WARN L170 areAnnotationChecker]: L55-1 has no Hoare annotation [2020-07-28 17:48:19,573 WARN L170 areAnnotationChecker]: L55-3 has no Hoare annotation [2020-07-28 17:48:19,573 WARN L170 areAnnotationChecker]: L142 has no Hoare annotation [2020-07-28 17:48:19,573 WARN L170 areAnnotationChecker]: L142 has no Hoare annotation [2020-07-28 17:48:19,573 WARN L170 areAnnotationChecker]: L140-2 has no Hoare annotation [2020-07-28 17:48:19,573 WARN L170 areAnnotationChecker]: L140-2 has no Hoare annotation [2020-07-28 17:48:19,574 WARN L170 areAnnotationChecker]: L61 has no Hoare annotation [2020-07-28 17:48:19,574 WARN L170 areAnnotationChecker]: L61 has no Hoare annotation [2020-07-28 17:48:19,574 WARN L170 areAnnotationChecker]: L142-2 has no Hoare annotation [2020-07-28 17:48:19,574 WARN L170 areAnnotationChecker]: L153 has no Hoare annotation [2020-07-28 17:48:19,574 WARN L170 areAnnotationChecker]: L153 has no Hoare annotation [2020-07-28 17:48:19,574 WARN L170 areAnnotationChecker]: L155 has no Hoare annotation [2020-07-28 17:48:19,574 WARN L170 areAnnotationChecker]: L155 has no Hoare annotation [2020-07-28 17:48:19,574 WARN L170 areAnnotationChecker]: L62 has no Hoare annotation [2020-07-28 17:48:19,574 WARN L170 areAnnotationChecker]: L62 has no Hoare annotation [2020-07-28 17:48:19,574 WARN L170 areAnnotationChecker]: L69 has no Hoare annotation [2020-07-28 17:48:19,575 WARN L170 areAnnotationChecker]: L69 has no Hoare annotation [2020-07-28 17:48:19,575 WARN L170 areAnnotationChecker]: L143 has no Hoare annotation [2020-07-28 17:48:19,575 WARN L170 areAnnotationChecker]: L143 has no Hoare annotation [2020-07-28 17:48:19,575 WARN L170 areAnnotationChecker]: L153-2 has no Hoare annotation [2020-07-28 17:48:19,575 WARN L170 areAnnotationChecker]: L156 has no Hoare annotation [2020-07-28 17:48:19,575 WARN L170 areAnnotationChecker]: L156 has no Hoare annotation [2020-07-28 17:48:19,575 WARN L170 areAnnotationChecker]: L155-1 has no Hoare annotation [2020-07-28 17:48:19,575 WARN L170 areAnnotationChecker]: L155-1 has no Hoare annotation [2020-07-28 17:48:19,575 WARN L170 areAnnotationChecker]: L64 has no Hoare annotation [2020-07-28 17:48:19,575 WARN L170 areAnnotationChecker]: L64 has no Hoare annotation [2020-07-28 17:48:19,576 WARN L170 areAnnotationChecker]: L70 has no Hoare annotation [2020-07-28 17:48:19,576 WARN L170 areAnnotationChecker]: L70 has no Hoare annotation [2020-07-28 17:48:19,576 WARN L170 areAnnotationChecker]: L14-1 has no Hoare annotation [2020-07-28 17:48:19,576 WARN L170 areAnnotationChecker]: L19-1 has no Hoare annotation [2020-07-28 17:48:19,576 WARN L170 areAnnotationChecker]: L145 has no Hoare annotation [2020-07-28 17:48:19,576 WARN L170 areAnnotationChecker]: L145 has no Hoare annotation [2020-07-28 17:48:19,576 WARN L170 areAnnotationChecker]: L158 has no Hoare annotation [2020-07-28 17:48:19,576 WARN L170 areAnnotationChecker]: L158 has no Hoare annotation [2020-07-28 17:48:19,576 WARN L170 areAnnotationChecker]: L169 has no Hoare annotation [2020-07-28 17:48:19,576 WARN L170 areAnnotationChecker]: L169 has no Hoare annotation [2020-07-28 17:48:19,576 WARN L170 areAnnotationChecker]: L182 has no Hoare annotation [2020-07-28 17:48:19,577 WARN L170 areAnnotationChecker]: L182 has no Hoare annotation [2020-07-28 17:48:19,577 WARN L170 areAnnotationChecker]: L185 has no Hoare annotation [2020-07-28 17:48:19,577 WARN L170 areAnnotationChecker]: L185 has no Hoare annotation [2020-07-28 17:48:19,577 WARN L170 areAnnotationChecker]: L71 has no Hoare annotation [2020-07-28 17:48:19,577 WARN L170 areAnnotationChecker]: L71 has no Hoare annotation [2020-07-28 17:48:19,577 WARN L170 areAnnotationChecker]: L70-2 has no Hoare annotation [2020-07-28 17:48:19,577 WARN L170 areAnnotationChecker]: L14-1 has no Hoare annotation [2020-07-28 17:48:19,577 WARN L170 areAnnotationChecker]: L14-1 has no Hoare annotation [2020-07-28 17:48:19,577 WARN L170 areAnnotationChecker]: L19-1 has no Hoare annotation [2020-07-28 17:48:19,577 WARN L170 areAnnotationChecker]: L19-1 has no Hoare annotation [2020-07-28 17:48:19,577 WARN L170 areAnnotationChecker]: L147 has no Hoare annotation [2020-07-28 17:48:19,578 WARN L170 areAnnotationChecker]: L147 has no Hoare annotation [2020-07-28 17:48:19,578 WARN L170 areAnnotationChecker]: L160 has no Hoare annotation [2020-07-28 17:48:19,578 WARN L170 areAnnotationChecker]: L160 has no Hoare annotation [2020-07-28 17:48:19,578 WARN L170 areAnnotationChecker]: L171 has no Hoare annotation [2020-07-28 17:48:19,578 WARN L170 areAnnotationChecker]: L171 has no Hoare annotation [2020-07-28 17:48:19,578 WARN L170 areAnnotationChecker]: L182-2 has no Hoare annotation [2020-07-28 17:48:19,578 WARN L170 areAnnotationChecker]: L187-2 has no Hoare annotation [2020-07-28 17:48:19,578 WARN L170 areAnnotationChecker]: L187 has no Hoare annotation [2020-07-28 17:48:19,578 WARN L170 areAnnotationChecker]: L187 has no Hoare annotation [2020-07-28 17:48:19,578 WARN L170 areAnnotationChecker]: L86-2 has no Hoare annotation [2020-07-28 17:48:19,578 WARN L170 areAnnotationChecker]: L19 has no Hoare annotation [2020-07-28 17:48:19,578 WARN L170 areAnnotationChecker]: L19 has no Hoare annotation [2020-07-28 17:48:19,579 WARN L170 areAnnotationChecker]: L19-2 has no Hoare annotation [2020-07-28 17:48:19,579 WARN L170 areAnnotationChecker]: L141 has no Hoare annotation [2020-07-28 17:48:19,579 WARN L170 areAnnotationChecker]: L162 has no Hoare annotation [2020-07-28 17:48:19,579 WARN L170 areAnnotationChecker]: L162 has no Hoare annotation [2020-07-28 17:48:19,579 WARN L170 areAnnotationChecker]: L173 has no Hoare annotation [2020-07-28 17:48:19,579 WARN L170 areAnnotationChecker]: L173 has no Hoare annotation [2020-07-28 17:48:19,579 WARN L170 areAnnotationChecker]: L192 has no Hoare annotation [2020-07-28 17:48:19,579 WARN L170 areAnnotationChecker]: L192 has no Hoare annotation [2020-07-28 17:48:19,579 WARN L170 areAnnotationChecker]: L14-5 has no Hoare annotation [2020-07-28 17:48:19,579 WARN L170 areAnnotationChecker]: L19-4 has no Hoare annotation [2020-07-28 17:48:19,580 WARN L170 areAnnotationChecker]: L107 has no Hoare annotation [2020-07-28 17:48:19,580 WARN L170 areAnnotationChecker]: L107 has no Hoare annotation [2020-07-28 17:48:19,580 WARN L170 areAnnotationChecker]: L77 has no Hoare annotation [2020-07-28 17:48:19,580 WARN L170 areAnnotationChecker]: L164 has no Hoare annotation [2020-07-28 17:48:19,580 WARN L170 areAnnotationChecker]: L164 has no Hoare annotation [2020-07-28 17:48:19,580 WARN L170 areAnnotationChecker]: L175 has no Hoare annotation [2020-07-28 17:48:19,580 WARN L170 areAnnotationChecker]: L175 has no Hoare annotation [2020-07-28 17:48:19,580 WARN L170 areAnnotationChecker]: L194 has no Hoare annotation [2020-07-28 17:48:19,580 WARN L170 areAnnotationChecker]: L194 has no Hoare annotation [2020-07-28 17:48:19,580 WARN L170 areAnnotationChecker]: L14-5 has no Hoare annotation [2020-07-28 17:48:19,581 WARN L170 areAnnotationChecker]: L14-5 has no Hoare annotation [2020-07-28 17:48:19,581 WARN L170 areAnnotationChecker]: L19-4 has no Hoare annotation [2020-07-28 17:48:19,581 WARN L170 areAnnotationChecker]: L19-4 has no Hoare annotation [2020-07-28 17:48:19,581 WARN L170 areAnnotationChecker]: L111 has no Hoare annotation [2020-07-28 17:48:19,581 WARN L170 areAnnotationChecker]: L111 has no Hoare annotation [2020-07-28 17:48:19,581 WARN L170 areAnnotationChecker]: L77 has no Hoare annotation [2020-07-28 17:48:19,581 WARN L170 areAnnotationChecker]: L77 has no Hoare annotation [2020-07-28 17:48:19,581 WARN L170 areAnnotationChecker]: L157 has no Hoare annotation [2020-07-28 17:48:19,581 WARN L170 areAnnotationChecker]: L168 has no Hoare annotation [2020-07-28 17:48:19,581 WARN L170 areAnnotationChecker]: L196-1 has no Hoare annotation [2020-07-28 17:48:19,582 WARN L170 areAnnotationChecker]: L201-1 has no Hoare annotation [2020-07-28 17:48:19,582 WARN L170 areAnnotationChecker]: L208 has no Hoare annotation [2020-07-28 17:48:19,582 WARN L170 areAnnotationChecker]: L208 has no Hoare annotation [2020-07-28 17:48:19,582 WARN L170 areAnnotationChecker]: L19-3 has no Hoare annotation [2020-07-28 17:48:19,582 WARN L170 areAnnotationChecker]: L19-3 has no Hoare annotation [2020-07-28 17:48:19,582 WARN L170 areAnnotationChecker]: L19-5 has no Hoare annotation [2020-07-28 17:48:19,582 WARN L170 areAnnotationChecker]: L111-2 has no Hoare annotation [2020-07-28 17:48:19,582 WARN L170 areAnnotationChecker]: L78 has no Hoare annotation [2020-07-28 17:48:19,582 WARN L170 areAnnotationChecker]: L78 has no Hoare annotation [2020-07-28 17:48:19,582 WARN L170 areAnnotationChecker]: L86 has no Hoare annotation [2020-07-28 17:48:19,582 WARN L170 areAnnotationChecker]: L86 has no Hoare annotation [2020-07-28 17:48:19,583 WARN L170 areAnnotationChecker]: L196-1 has no Hoare annotation [2020-07-28 17:48:19,583 WARN L170 areAnnotationChecker]: L196-1 has no Hoare annotation [2020-07-28 17:48:19,583 WARN L170 areAnnotationChecker]: L201-1 has no Hoare annotation [2020-07-28 17:48:19,583 WARN L170 areAnnotationChecker]: L201-1 has no Hoare annotation [2020-07-28 17:48:19,583 WARN L170 areAnnotationChecker]: L210 has no Hoare annotation [2020-07-28 17:48:19,583 WARN L170 areAnnotationChecker]: L210 has no Hoare annotation [2020-07-28 17:48:19,583 WARN L170 areAnnotationChecker]: L201 has no Hoare annotation [2020-07-28 17:48:19,583 WARN L170 areAnnotationChecker]: L201 has no Hoare annotation [2020-07-28 17:48:19,583 WARN L170 areAnnotationChecker]: L201-2 has no Hoare annotation [2020-07-28 17:48:19,584 WARN L170 areAnnotationChecker]: L191 has no Hoare annotation [2020-07-28 17:48:19,584 WARN L170 areAnnotationChecker]: L55-5 has no Hoare annotation [2020-07-28 17:48:19,584 WARN L170 areAnnotationChecker]: L55-7 has no Hoare annotation [2020-07-28 17:48:19,584 WARN L170 areAnnotationChecker]: L55-5 has no Hoare annotation [2020-07-28 17:48:19,584 WARN L170 areAnnotationChecker]: L55-5 has no Hoare annotation [2020-07-28 17:48:19,584 WARN L170 areAnnotationChecker]: L55-7 has no Hoare annotation [2020-07-28 17:48:19,584 WARN L170 areAnnotationChecker]: L61-1 has no Hoare annotation [2020-07-28 17:48:19,584 WARN L170 areAnnotationChecker]: L61-1 has no Hoare annotation [2020-07-28 17:48:19,584 WARN L170 areAnnotationChecker]: L62-1 has no Hoare annotation [2020-07-28 17:48:19,584 WARN L170 areAnnotationChecker]: L62-1 has no Hoare annotation [2020-07-28 17:48:19,585 WARN L170 areAnnotationChecker]: L69-2 has no Hoare annotation [2020-07-28 17:48:19,585 WARN L170 areAnnotationChecker]: L69-2 has no Hoare annotation [2020-07-28 17:48:19,585 WARN L170 areAnnotationChecker]: L187-2 has no Hoare annotation [2020-07-28 17:48:19,585 WARN L170 areAnnotationChecker]: L64-1 has no Hoare annotation [2020-07-28 17:48:19,585 WARN L170 areAnnotationChecker]: L64-1 has no Hoare annotation [2020-07-28 17:48:19,585 WARN L170 areAnnotationChecker]: L70-3 has no Hoare annotation [2020-07-28 17:48:19,585 WARN L170 areAnnotationChecker]: L70-3 has no Hoare annotation [2020-07-28 17:48:19,585 WARN L170 areAnnotationChecker]: L14-9 has no Hoare annotation [2020-07-28 17:48:19,585 WARN L170 areAnnotationChecker]: L19-7 has no Hoare annotation [2020-07-28 17:48:19,585 WARN L170 areAnnotationChecker]: L71-1 has no Hoare annotation [2020-07-28 17:48:19,586 WARN L170 areAnnotationChecker]: L71-1 has no Hoare annotation [2020-07-28 17:48:19,586 WARN L170 areAnnotationChecker]: L70-5 has no Hoare annotation [2020-07-28 17:48:19,586 WARN L170 areAnnotationChecker]: L14-9 has no Hoare annotation [2020-07-28 17:48:19,586 WARN L170 areAnnotationChecker]: L14-9 has no Hoare annotation [2020-07-28 17:48:19,586 WARN L170 areAnnotationChecker]: L19-7 has no Hoare annotation [2020-07-28 17:48:19,586 WARN L170 areAnnotationChecker]: L19-7 has no Hoare annotation [2020-07-28 17:48:19,586 WARN L170 areAnnotationChecker]: L86-5 has no Hoare annotation [2020-07-28 17:48:19,586 WARN L170 areAnnotationChecker]: L19-6 has no Hoare annotation [2020-07-28 17:48:19,586 WARN L170 areAnnotationChecker]: L19-6 has no Hoare annotation [2020-07-28 17:48:19,586 WARN L170 areAnnotationChecker]: L19-8 has no Hoare annotation [2020-07-28 17:48:19,587 WARN L170 areAnnotationChecker]: L107-1 has no Hoare annotation [2020-07-28 17:48:19,587 WARN L170 areAnnotationChecker]: L107-1 has no Hoare annotation [2020-07-28 17:48:19,587 WARN L170 areAnnotationChecker]: L77-1 has no Hoare annotation [2020-07-28 17:48:19,587 WARN L170 areAnnotationChecker]: L111-4 has no Hoare annotation [2020-07-28 17:48:19,587 WARN L170 areAnnotationChecker]: L111-4 has no Hoare annotation [2020-07-28 17:48:19,587 WARN L170 areAnnotationChecker]: L77-1 has no Hoare annotation [2020-07-28 17:48:19,587 WARN L170 areAnnotationChecker]: L77-1 has no Hoare annotation [2020-07-28 17:48:19,587 WARN L170 areAnnotationChecker]: L111-6 has no Hoare annotation [2020-07-28 17:48:19,587 WARN L170 areAnnotationChecker]: L78-3 has no Hoare annotation [2020-07-28 17:48:19,588 WARN L170 areAnnotationChecker]: L78-3 has no Hoare annotation [2020-07-28 17:48:19,588 WARN L170 areAnnotationChecker]: L86-3 has no Hoare annotation [2020-07-28 17:48:19,588 WARN L170 areAnnotationChecker]: L86-3 has no Hoare annotation [2020-07-28 17:48:19,588 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 17:48:19,596 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_atan2f_~hx~1,QUANTIFIED] [2020-07-28 17:48:19,597 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_atan2f_~hx~1,QUANTIFIED] [2020-07-28 17:48:19,597 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_atan2f_~hx~1,QUANTIFIED] [2020-07-28 17:48:19,598 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_atan2f_~hx~1,QUANTIFIED] [2020-07-28 17:48:19,598 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2020-07-28 17:48:19,603 WARN L1295 BoogieBacktranslator]: unknown boogie variable currentRoundingMode [2020-07-28 17:48:19,603 WARN L1295 BoogieBacktranslator]: unknown boogie variable currentRoundingMode [2020-07-28 17:48:19,604 WARN L1295 BoogieBacktranslator]: unknown boogie variable currentRoundingMode [2020-07-28 17:48:19,604 WARN L1295 BoogieBacktranslator]: unknown boogie variable currentRoundingMode [2020-07-28 17:48:19,604 WARN L1295 BoogieBacktranslator]: unknown boogie variable currentRoundingMode [2020-07-28 17:48:19,607 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_atan2f_~hx~1,QUANTIFIED] [2020-07-28 17:48:19,607 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_atan2f_~hx~1,QUANTIFIED] [2020-07-28 17:48:19,607 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_atan2f_~hx~1,QUANTIFIED] [2020-07-28 17:48:19,608 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_atan2f_~hx~1,QUANTIFIED] [2020-07-28 17:48:19,608 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2020-07-28 17:48:19,609 WARN L1295 BoogieBacktranslator]: unknown boogie variable currentRoundingMode [2020-07-28 17:48:19,609 WARN L1295 BoogieBacktranslator]: unknown boogie variable currentRoundingMode [2020-07-28 17:48:19,610 WARN L1295 BoogieBacktranslator]: unknown boogie variable currentRoundingMode [2020-07-28 17:48:19,610 WARN L1295 BoogieBacktranslator]: unknown boogie variable currentRoundingMode [2020-07-28 17:48:19,610 WARN L1295 BoogieBacktranslator]: unknown boogie variable currentRoundingMode [2020-07-28 17:48:19,612 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2020-07-28 17:48:19,613 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2020-07-28 17:48:19,613 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2020-07-28 17:48:19,613 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2020-07-28 17:48:19,614 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2020-07-28 17:48:19,614 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_atan2f_~hx~1,QUANTIFIED] [2020-07-28 17:48:19,615 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_atan2f_~hx~1,QUANTIFIED] [2020-07-28 17:48:19,615 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_atan2f_~hx~1,QUANTIFIED] [2020-07-28 17:48:19,615 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_atan2f_~hx~1,QUANTIFIED] [2020-07-28 17:48:19,616 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_atan2f_~hy~0,QUANTIFIED] [2020-07-28 17:48:19,616 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_atan2f_~hy~0,QUANTIFIED] [2020-07-28 17:48:19,616 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_atan2f_~hy~0,QUANTIFIED] [2020-07-28 17:48:19,617 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_atan2f_~hy~0,QUANTIFIED] [2020-07-28 17:48:19,617 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2020-07-28 17:48:19,618 WARN L1295 BoogieBacktranslator]: unknown boogie variable currentRoundingMode [2020-07-28 17:48:19,618 WARN L1295 BoogieBacktranslator]: unknown boogie variable currentRoundingMode [2020-07-28 17:48:19,619 WARN L1295 BoogieBacktranslator]: unknown boogie variable currentRoundingMode [2020-07-28 17:48:19,620 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2020-07-28 17:48:19,620 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2020-07-28 17:48:19,620 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2020-07-28 17:48:19,621 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2020-07-28 17:48:19,621 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2020-07-28 17:48:19,621 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_atan2f_~hx~1,QUANTIFIED] [2020-07-28 17:48:19,622 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_atan2f_~hx~1,QUANTIFIED] [2020-07-28 17:48:19,622 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_atan2f_~hx~1,QUANTIFIED] [2020-07-28 17:48:19,622 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_atan2f_~hx~1,QUANTIFIED] [2020-07-28 17:48:19,623 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_atan2f_~hy~0,QUANTIFIED] [2020-07-28 17:48:19,623 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_atan2f_~hy~0,QUANTIFIED] [2020-07-28 17:48:19,623 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_atan2f_~hy~0,QUANTIFIED] [2020-07-28 17:48:19,624 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_atan2f_~hy~0,QUANTIFIED] [2020-07-28 17:48:19,624 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2020-07-28 17:48:19,625 WARN L1295 BoogieBacktranslator]: unknown boogie variable currentRoundingMode [2020-07-28 17:48:19,625 WARN L1295 BoogieBacktranslator]: unknown boogie variable currentRoundingMode [2020-07-28 17:48:19,626 WARN L1295 BoogieBacktranslator]: unknown boogie variable currentRoundingMode [2020-07-28 17:48:19,627 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2020-07-28 17:48:19,627 WARN L1295 BoogieBacktranslator]: unknown boogie variable currentRoundingMode [2020-07-28 17:48:19,628 WARN L1295 BoogieBacktranslator]: unknown boogie variable currentRoundingMode [2020-07-28 17:48:19,628 WARN L1295 BoogieBacktranslator]: unknown boogie variable currentRoundingMode [2020-07-28 17:48:19,629 WARN L1295 BoogieBacktranslator]: unknown boogie variable currentRoundingMode [2020-07-28 17:48:19,629 WARN L1295 BoogieBacktranslator]: unknown boogie variable currentRoundingMode [2020-07-28 17:48:19,630 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2020-07-28 17:48:19,630 WARN L1295 BoogieBacktranslator]: unknown boogie variable currentRoundingMode [2020-07-28 17:48:19,630 WARN L1295 BoogieBacktranslator]: unknown boogie variable currentRoundingMode [2020-07-28 17:48:19,631 WARN L1295 BoogieBacktranslator]: unknown boogie variable currentRoundingMode [2020-07-28 17:48:19,631 WARN L1295 BoogieBacktranslator]: unknown boogie variable currentRoundingMode [2020-07-28 17:48:19,631 WARN L1295 BoogieBacktranslator]: unknown boogie variable currentRoundingMode [2020-07-28 17:48:19,634 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 28.07 05:48:19 BoogieIcfgContainer [2020-07-28 17:48:19,634 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2020-07-28 17:48:19,635 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2020-07-28 17:48:19,635 INFO L271 PluginConnector]: Initializing Witness Printer... [2020-07-28 17:48:19,635 INFO L275 PluginConnector]: Witness Printer initialized [2020-07-28 17:48:19,636 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.07 05:47:38" (3/4) ... [2020-07-28 17:48:19,640 INFO L137 WitnessPrinter]: Generating witness for correct program [2020-07-28 17:48:19,657 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 18 nodes and edges [2020-07-28 17:48:19,658 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 10 nodes and edges [2020-07-28 17:48:19,659 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2020-07-28 17:48:19,691 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((((~fp~LONGDOUBLE(hx[31:31], hx[30:23], hx[22:0]) == ~Pluszero~LONGDOUBLE() && x == ~Pluszero~LONGDOUBLE()) && ~fp.lt~FLOAT(y, ~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]) == ~Pluszero~LONGDOUBLE() && ix == ~bvand32(2147483647bv32, ULTIMATE.start___ieee754_atan2f_~hx~1))) && x == ~Pluszero~LONGDOUBLE()) && pi_o_2 == ~to_fp~LONGDOUBLE(unknown-currentRoundingMode-unknown, ~to_fp~LONGDOUBLE(unknown-currentRoundingMode-unknown, 3141592741/2000000000))) && unknown-currentRoundingMode-unknown == ~roundNearestTiesToEven [2020-07-28 17:48:19,692 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((((((~fp~LONGDOUBLE(hx[31:31], hx[30:23], hx[22:0]) == ~Pluszero~LONGDOUBLE() && x == ~Pluszero~LONGDOUBLE()) && ~fp.lt~FLOAT(y, ~Pluszero~LONGDOUBLE())) && ~fp.lt~FLOAT(~fp~LONGDOUBLE(hy[31:31], hy[30:23], hy[22:0]), ~Pluszero~LONGDOUBLE())) && ~fp.sub~FLOAT(~roundNearestTiesToEven, ~fp.neg~FLOAT(pi_o_2), ~to_fp~LONGDOUBLE(~roundNearestTiesToEven, ~to_fp~LONGDOUBLE(~roundNearestTiesToEven, 1/1000000000000000000000000000000))) == \result) && ~to_fp~LONGDOUBLE(~roundNearestTiesToEven, ~to_fp~LONGDOUBLE(~roundNearestTiesToEven, 3141592741/2000000000)) == pi_o_2) && (\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]) == ~Pluszero~LONGDOUBLE() && ix == ~bvand32(2147483647bv32, ULTIMATE.start___ieee754_atan2f_~hx~1))) && x == ~Pluszero~LONGDOUBLE()) && (\exists ULTIMATE.start___ieee754_atan2f_~hy~0 : bv32 :: ~fp.lt~FLOAT(~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))) && unknown-currentRoundingMode-unknown == ~roundNearestTiesToEven) && ~to_fp~LONGDOUBLE(unknown-currentRoundingMode-unknown, ~to_fp~LONGDOUBLE(unknown-currentRoundingMode-unknown, 1/1000000000000000000000000000000)) == tiny_atan2 [2020-07-28 17:48:19,757 INFO L141 WitnessManager]: Wrote witness to /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/witness.graphml [2020-07-28 17:48:19,757 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2020-07-28 17:48:19,759 INFO L168 Benchmark]: Toolchain (without parser) took 58106.45 ms. Allocated memory was 1.0 GB in the beginning and 1.3 GB in the end (delta: 233.8 MB). Free memory was 952.2 MB in the beginning and 1.1 GB in the end (delta: -115.4 MB). Peak memory consumption was 118.4 MB. Max. memory is 11.5 GB. [2020-07-28 17:48:19,759 INFO L168 Benchmark]: CDTParser took 0.29 ms. Allocated memory is still 1.0 GB. Free memory is still 981.7 MB. There was no memory consumed. Max. memory is 11.5 GB. [2020-07-28 17:48:19,760 INFO L168 Benchmark]: CACSL2BoogieTranslator took 694.19 ms. Allocated memory was 1.0 GB in the beginning and 1.3 GB in the end (delta: 233.8 MB). Free memory was 952.2 MB in the beginning and 1.2 GB in the end (delta: -266.9 MB). Peak memory consumption was 25.8 MB. Max. memory is 11.5 GB. [2020-07-28 17:48:19,760 INFO L168 Benchmark]: Boogie Procedure Inliner took 134.21 ms. Allocated memory is still 1.3 GB. Free memory is still 1.2 GB. There was no memory consumed. Max. memory is 11.5 GB. [2020-07-28 17:48:19,760 INFO L168 Benchmark]: Boogie Preprocessor took 84.10 ms. Allocated memory is still 1.3 GB. Free memory was 1.2 GB in the beginning and 1.2 GB in the end (delta: 10.0 MB). Peak memory consumption was 10.0 MB. Max. memory is 11.5 GB. [2020-07-28 17:48:19,761 INFO L168 Benchmark]: RCFGBuilder took 16175.19 ms. Allocated memory is still 1.3 GB. Free memory was 1.2 GB in the beginning and 1.1 GB in the end (delta: 98.5 MB). Peak memory consumption was 98.5 MB. Max. memory is 11.5 GB. [2020-07-28 17:48:19,761 INFO L168 Benchmark]: TraceAbstraction took 40885.48 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: 33.6 MB). Peak memory consumption was 33.6 MB. Max. memory is 11.5 GB. [2020-07-28 17:48:19,762 INFO L168 Benchmark]: Witness Printer took 122.45 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: 9.4 MB). Peak memory consumption was 9.4 MB. Max. memory is 11.5 GB. [2020-07-28 17:48:19,764 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 0.29 ms. Allocated memory is still 1.0 GB. Free memory is still 981.7 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 694.19 ms. Allocated memory was 1.0 GB in the beginning and 1.3 GB in the end (delta: 233.8 MB). Free memory was 952.2 MB in the beginning and 1.2 GB in the end (delta: -266.9 MB). Peak memory consumption was 25.8 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 134.21 ms. Allocated memory is still 1.3 GB. Free memory is still 1.2 GB. There was no memory consumed. Max. memory is 11.5 GB. * Boogie Preprocessor took 84.10 ms. Allocated memory is still 1.3 GB. Free memory was 1.2 GB in the beginning and 1.2 GB in the end (delta: 10.0 MB). Peak memory consumption was 10.0 MB. Max. memory is 11.5 GB. * RCFGBuilder took 16175.19 ms. Allocated memory is still 1.3 GB. Free memory was 1.2 GB in the beginning and 1.1 GB in the end (delta: 98.5 MB). Peak memory consumption was 98.5 MB. Max. memory is 11.5 GB. * TraceAbstraction took 40885.48 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: 33.6 MB). Peak memory consumption was 33.6 MB. Max. memory is 11.5 GB. * Witness Printer took 122.45 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: 9.4 MB). Peak memory consumption was 9.4 MB. Max. memory is 11.5 GB. * Results from de.uni_freiburg.informatik.ultimate.boogie.preprocessor: - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_atan2f_~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_~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 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_~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 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: 230]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - AllSpecificationsHoldResult: All specifications hold 1 specifications checked. All of them hold - InvariantResult [Line: 55]: Loop Invariant Derived loop invariant: 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 17:48:19,780 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_atan2f_~hx~1,QUANTIFIED] [2020-07-28 17:48:19,781 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_atan2f_~hx~1,QUANTIFIED] [2020-07-28 17:48:19,781 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_atan2f_~hx~1,QUANTIFIED] [2020-07-28 17:48:19,781 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_atan2f_~hx~1,QUANTIFIED] [2020-07-28 17:48:19,781 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2020-07-28 17:48:19,782 WARN L1295 BoogieBacktranslator]: unknown boogie variable currentRoundingMode [2020-07-28 17:48:19,782 WARN L1295 BoogieBacktranslator]: unknown boogie variable currentRoundingMode [2020-07-28 17:48:19,782 WARN L1295 BoogieBacktranslator]: unknown boogie variable currentRoundingMode [2020-07-28 17:48:19,783 WARN L1295 BoogieBacktranslator]: unknown boogie variable currentRoundingMode [2020-07-28 17:48:19,783 WARN L1295 BoogieBacktranslator]: unknown boogie variable currentRoundingMode [2020-07-28 17:48:19,784 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_atan2f_~hx~1,QUANTIFIED] [2020-07-28 17:48:19,784 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_atan2f_~hx~1,QUANTIFIED] [2020-07-28 17:48:19,784 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_atan2f_~hx~1,QUANTIFIED] [2020-07-28 17:48:19,784 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_atan2f_~hx~1,QUANTIFIED] [2020-07-28 17:48:19,785 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2020-07-28 17:48:19,785 WARN L1295 BoogieBacktranslator]: unknown boogie variable currentRoundingMode [2020-07-28 17:48:19,785 WARN L1295 BoogieBacktranslator]: unknown boogie variable currentRoundingMode [2020-07-28 17:48:19,786 WARN L1295 BoogieBacktranslator]: unknown boogie variable currentRoundingMode [2020-07-28 17:48:19,786 WARN L1295 BoogieBacktranslator]: unknown boogie variable currentRoundingMode [2020-07-28 17:48:19,786 WARN L1295 BoogieBacktranslator]: unknown boogie variable currentRoundingMode Derived loop invariant: ((((((~fp~LONGDOUBLE(hx[31:31], hx[30:23], hx[22:0]) == ~Pluszero~LONGDOUBLE() && x == ~Pluszero~LONGDOUBLE()) && ~fp.lt~FLOAT(y, ~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]) == ~Pluszero~LONGDOUBLE() && ix == ~bvand32(2147483647bv32, ULTIMATE.start___ieee754_atan2f_~hx~1))) && x == ~Pluszero~LONGDOUBLE()) && pi_o_2 == ~to_fp~LONGDOUBLE(unknown-currentRoundingMode-unknown, ~to_fp~LONGDOUBLE(unknown-currentRoundingMode-unknown, 3141592741/2000000000))) && unknown-currentRoundingMode-unknown == ~roundNearestTiesToEven - InvariantResult [Line: 55]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 215]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 118]: Loop Invariant [2020-07-28 17:48:19,787 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2020-07-28 17:48:19,788 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2020-07-28 17:48:19,788 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2020-07-28 17:48:19,788 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2020-07-28 17:48:19,789 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2020-07-28 17:48:19,789 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_atan2f_~hx~1,QUANTIFIED] [2020-07-28 17:48:19,789 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_atan2f_~hx~1,QUANTIFIED] [2020-07-28 17:48:19,790 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_atan2f_~hx~1,QUANTIFIED] [2020-07-28 17:48:19,790 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_atan2f_~hx~1,QUANTIFIED] [2020-07-28 17:48:19,790 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_atan2f_~hy~0,QUANTIFIED] [2020-07-28 17:48:19,790 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_atan2f_~hy~0,QUANTIFIED] [2020-07-28 17:48:19,791 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_atan2f_~hy~0,QUANTIFIED] [2020-07-28 17:48:19,791 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_atan2f_~hy~0,QUANTIFIED] [2020-07-28 17:48:19,791 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2020-07-28 17:48:19,792 WARN L1295 BoogieBacktranslator]: unknown boogie variable currentRoundingMode [2020-07-28 17:48:19,792 WARN L1295 BoogieBacktranslator]: unknown boogie variable currentRoundingMode [2020-07-28 17:48:19,792 WARN L1295 BoogieBacktranslator]: unknown boogie variable currentRoundingMode [2020-07-28 17:48:19,793 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2020-07-28 17:48:19,793 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2020-07-28 17:48:19,794 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2020-07-28 17:48:19,794 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2020-07-28 17:48:19,794 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2020-07-28 17:48:19,794 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_atan2f_~hx~1,QUANTIFIED] [2020-07-28 17:48:19,795 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_atan2f_~hx~1,QUANTIFIED] [2020-07-28 17:48:19,795 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_atan2f_~hx~1,QUANTIFIED] [2020-07-28 17:48:19,795 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_atan2f_~hx~1,QUANTIFIED] [2020-07-28 17:48:19,795 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_atan2f_~hy~0,QUANTIFIED] [2020-07-28 17:48:19,796 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_atan2f_~hy~0,QUANTIFIED] [2020-07-28 17:48:19,796 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_atan2f_~hy~0,QUANTIFIED] [2020-07-28 17:48:19,796 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_atan2f_~hy~0,QUANTIFIED] [2020-07-28 17:48:19,797 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2020-07-28 17:48:19,797 WARN L1295 BoogieBacktranslator]: unknown boogie variable currentRoundingMode [2020-07-28 17:48:19,797 WARN L1295 BoogieBacktranslator]: unknown boogie variable currentRoundingMode [2020-07-28 17:48:19,798 WARN L1295 BoogieBacktranslator]: unknown boogie variable currentRoundingMode Derived loop invariant: (((((((((~fp~LONGDOUBLE(hx[31:31], hx[30:23], hx[22:0]) == ~Pluszero~LONGDOUBLE() && x == ~Pluszero~LONGDOUBLE()) && ~fp.lt~FLOAT(y, ~Pluszero~LONGDOUBLE())) && ~fp.lt~FLOAT(~fp~LONGDOUBLE(hy[31:31], hy[30:23], hy[22:0]), ~Pluszero~LONGDOUBLE())) && ~fp.sub~FLOAT(~roundNearestTiesToEven, ~fp.neg~FLOAT(pi_o_2), ~to_fp~LONGDOUBLE(~roundNearestTiesToEven, ~to_fp~LONGDOUBLE(~roundNearestTiesToEven, 1/1000000000000000000000000000000))) == \result) && ~to_fp~LONGDOUBLE(~roundNearestTiesToEven, ~to_fp~LONGDOUBLE(~roundNearestTiesToEven, 3141592741/2000000000)) == pi_o_2) && (\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]) == ~Pluszero~LONGDOUBLE() && ix == ~bvand32(2147483647bv32, ULTIMATE.start___ieee754_atan2f_~hx~1))) && x == ~Pluszero~LONGDOUBLE()) && (\exists ULTIMATE.start___ieee754_atan2f_~hy~0 : bv32 :: ~fp.lt~FLOAT(~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))) && unknown-currentRoundingMode-unknown == ~roundNearestTiesToEven) && ~to_fp~LONGDOUBLE(unknown-currentRoundingMode-unknown, ~to_fp~LONGDOUBLE(unknown-currentRoundingMode-unknown, 1/1000000000000000000000000000000)) == tiny_atan2 - 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 17:48:19,800 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2020-07-28 17:48:19,800 WARN L1295 BoogieBacktranslator]: unknown boogie variable currentRoundingMode [2020-07-28 17:48:19,800 WARN L1295 BoogieBacktranslator]: unknown boogie variable currentRoundingMode [2020-07-28 17:48:19,801 WARN L1295 BoogieBacktranslator]: unknown boogie variable currentRoundingMode [2020-07-28 17:48:19,801 WARN L1295 BoogieBacktranslator]: unknown boogie variable currentRoundingMode [2020-07-28 17:48:19,801 WARN L1295 BoogieBacktranslator]: unknown boogie variable currentRoundingMode [2020-07-28 17:48:19,802 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2020-07-28 17:48:19,802 WARN L1295 BoogieBacktranslator]: unknown boogie variable currentRoundingMode [2020-07-28 17:48:19,802 WARN L1295 BoogieBacktranslator]: unknown boogie variable currentRoundingMode [2020-07-28 17:48:19,802 WARN L1295 BoogieBacktranslator]: unknown boogie variable currentRoundingMode [2020-07-28 17:48:19,803 WARN L1295 BoogieBacktranslator]: unknown boogie variable currentRoundingMode [2020-07-28 17:48:19,803 WARN L1295 BoogieBacktranslator]: unknown boogie variable currentRoundingMode Derived loop invariant: ((((x == ~Pluszero~LONGDOUBLE() && ~fp.lt~FLOAT(y, ~Pluszero~LONGDOUBLE())) && ~to_fp~LONGDOUBLE(unknown-currentRoundingMode-unknown, ~to_fp~LONGDOUBLE(unknown-currentRoundingMode-unknown, 1/1000000000000000000000000000000)) == tiny_atan2) && x == ~Pluszero~LONGDOUBLE()) && pi_o_2 == ~to_fp~LONGDOUBLE(unknown-currentRoundingMode-unknown, ~to_fp~LONGDOUBLE(unknown-currentRoundingMode-unknown, 3141592741/2000000000))) && unknown-currentRoundingMode-unknown == ~roundNearestTiesToEven - InvariantResult [Line: 14]: Loop Invariant Derived loop invariant: 0 - StatisticsResult: Ultimate Automizer benchmark data CFG has 1 procedures, 111 locations, 1 error locations. Started 1 CEGAR loops. VerificationResult: SAFE, OverallTime: 40.3s, OverallIterations: 3, TraceHistogramMax: 1, AutomataDifference: 33.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.4s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 181 SDtfs, 102 SDslu, 68 SDs, 0 SdLazy, 42 SolverSat, 6 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 0.5s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 86 GetRequests, 57 SyntacticMatches, 1 SemanticMatches, 28 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 23 ImplicationChecksByTransitivity, 3.9s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=111occurred 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: 0.0s AutomataMinimizationTime, 3 MinimizatonAttempts, 0 StatesRemovedByMinimization, 0 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 15 LocationsWithAnnotation, 15 PreInvPairs, 19 NumberOfFragments, 179 HoareAnnotationTreeSize, 15 FomulaSimplifications, 0 FormulaSimplificationTreeSizeReduction, 0.1s HoareSimplificationTime, 15 FomulaSimplificationsInter, 0 FormulaSimplificationTreeSizeReductionInter, 0.2s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 2.5s SatisfiabilityAnalysisTime, 3.1s InterpolantComputationTime, 42 NumberOfCodeBlocks, 42 NumberOfCodeBlocksAsserted, 3 NumberOfCheckSat, 78 ConstructedInterpolants, 9 QuantifiedInterpolants, 10849 SizeOfPredicates, 18 NumberOfNonLiveVariables, 293 ConjunctsInSsa, 23 ConjunctsInUnsatCore, 6 InterpolantComputations, 6 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...