./Ultimate.py --spec /storage/repos/svcomp/c/properties/unreach-call.prp --file /storage/repos/svcomp/c/float-newlib/float_req_bl_0660b_true-unreach-call.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 0ed9222f Calling Ultimate with: java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx12G -Xms1G -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i /storage/repos/svcomp/c/float-newlib/float_req_bl_0660b_true-unreach-call.c -s /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(__VERIFIER_error())) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash bec24c2acca5f88b688a9290c179c6048b0a58a7 ............................................................................................................................................................................................................................................................................................................. Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis Calling Ultimate with: java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx12G -Xms1G -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i /storage/repos/svcomp/c/float-newlib/float_req_bl_0660b_true-unreach-call.c -s /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(__VERIFIER_error())) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash bec24c2acca5f88b688a9290c179c6048b0a58a7 .................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: TRUE --- Real Ultimate output --- This is Ultimate 0.1.24-0ed9222-m [2019-01-12 09:11:49,009 INFO L170 SettingsManager]: Resetting all preferences to default values... [2019-01-12 09:11:49,011 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2019-01-12 09:11:49,029 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-01-12 09:11:49,029 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-01-12 09:11:49,031 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-01-12 09:11:49,033 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-01-12 09:11:49,035 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2019-01-12 09:11:49,037 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-01-12 09:11:49,039 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-01-12 09:11:49,042 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-01-12 09:11:49,042 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-01-12 09:11:49,044 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-01-12 09:11:49,045 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-01-12 09:11:49,048 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-01-12 09:11:49,049 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-01-12 09:11:49,051 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-01-12 09:11:49,061 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-01-12 09:11:49,063 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2019-01-12 09:11:49,067 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-01-12 09:11:49,068 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-01-12 09:11:49,071 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-01-12 09:11:49,074 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-01-12 09:11:49,076 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-01-12 09:11:49,077 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-01-12 09:11:49,078 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-01-12 09:11:49,078 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-01-12 09:11:49,079 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-01-12 09:11:49,080 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2019-01-12 09:11:49,081 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-01-12 09:11:49,081 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2019-01-12 09:11:49,082 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-01-12 09:11:49,082 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-01-12 09:11:49,082 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2019-01-12 09:11:49,083 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2019-01-12 09:11:49,085 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2019-01-12 09:11:49,085 INFO L98 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-01-12 09:11:49,111 INFO L110 SettingsManager]: Loading preferences was successful [2019-01-12 09:11:49,112 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2019-01-12 09:11:49,113 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-01-12 09:11:49,114 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2019-01-12 09:11:49,114 INFO L133 SettingsManager]: * Use SBE=true [2019-01-12 09:11:49,115 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-01-12 09:11:49,115 INFO L133 SettingsManager]: * sizeof long=4 [2019-01-12 09:11:49,116 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2019-01-12 09:11:49,116 INFO L133 SettingsManager]: * sizeof POINTER=4 [2019-01-12 09:11:49,116 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2019-01-12 09:11:49,116 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-01-12 09:11:49,116 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-01-12 09:11:49,117 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-01-12 09:11:49,117 INFO L133 SettingsManager]: * sizeof long double=12 [2019-01-12 09:11:49,117 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2019-01-12 09:11:49,118 INFO L133 SettingsManager]: * Use constant arrays=true [2019-01-12 09:11:49,118 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-01-12 09:11:49,118 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-01-12 09:11:49,119 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-01-12 09:11:49,120 INFO L133 SettingsManager]: * To the following directory=./dump/ [2019-01-12 09:11:49,120 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2019-01-12 09:11:49,121 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-01-12 09:11:49,121 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-01-12 09:11:49,121 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-01-12 09:11:49,121 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-01-12 09:11:49,122 INFO L133 SettingsManager]: * Trace refinement strategy=CAMEL [2019-01-12 09:11:49,123 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-01-12 09:11:49,123 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-01-12 09:11:49,123 INFO L133 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(__VERIFIER_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> bec24c2acca5f88b688a9290c179c6048b0a58a7 [2019-01-12 09:11:49,170 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-01-12 09:11:49,182 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-01-12 09:11:49,186 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-01-12 09:11:49,188 INFO L271 PluginConnector]: Initializing CDTParser... [2019-01-12 09:11:49,189 INFO L276 PluginConnector]: CDTParser initialized [2019-01-12 09:11:49,190 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/svcomp/c/float-newlib/float_req_bl_0660b_true-unreach-call.c [2019-01-12 09:11:49,245 INFO L221 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/872f5cf9f/686505560a43407493f8b2dc9fc9eb32/FLAGd219fd3d2 [2019-01-12 09:11:49,689 INFO L307 CDTParser]: Found 1 translation units. [2019-01-12 09:11:49,690 INFO L161 CDTParser]: Scanning /storage/repos/svcomp/c/float-newlib/float_req_bl_0660b_true-unreach-call.c [2019-01-12 09:11:49,698 INFO L355 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/872f5cf9f/686505560a43407493f8b2dc9fc9eb32/FLAGd219fd3d2 [2019-01-12 09:11:50,046 INFO L363 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/872f5cf9f/686505560a43407493f8b2dc9fc9eb32 [2019-01-12 09:11:50,050 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-01-12 09:11:50,051 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2019-01-12 09:11:50,052 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-01-12 09:11:50,052 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-01-12 09:11:50,056 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2019-01-12 09:11:50,057 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 12.01 09:11:50" (1/1) ... [2019-01-12 09:11:50,059 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@42695a83 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.01 09:11:50, skipping insertion in model container [2019-01-12 09:11:50,060 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 12.01 09:11:50" (1/1) ... [2019-01-12 09:11:50,068 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-01-12 09:11:50,097 INFO L176 MainTranslator]: Built tables and reachable declarations [2019-01-12 09:11:50,411 INFO L208 PostProcessor]: Analyzing one entry point: main [2019-01-12 09:11:50,426 INFO L191 MainTranslator]: Completed pre-run [2019-01-12 09:11:50,519 INFO L208 PostProcessor]: Analyzing one entry point: main [2019-01-12 09:11:50,561 INFO L195 MainTranslator]: Completed translation [2019-01-12 09:11:50,562 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.01 09:11:50 WrapperNode [2019-01-12 09:11:50,562 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-01-12 09:11:50,563 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-01-12 09:11:50,563 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-01-12 09:11:50,563 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2019-01-12 09:11:50,635 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.01 09:11:50" (1/1) ... [2019-01-12 09:11:50,656 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.01 09:11:50" (1/1) ... [2019-01-12 09:11:50,710 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-01-12 09:11:50,711 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-01-12 09:11:50,711 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-01-12 09:11:50,711 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2019-01-12 09:11:50,726 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.01 09:11:50" (1/1) ... [2019-01-12 09:11:50,726 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.01 09:11:50" (1/1) ... [2019-01-12 09:11:50,734 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.01 09:11:50" (1/1) ... [2019-01-12 09:11:50,734 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.01 09:11:50" (1/1) ... [2019-01-12 09:11:50,757 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.01 09:11:50" (1/1) ... [2019-01-12 09:11:50,768 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.01 09:11:50" (1/1) ... [2019-01-12 09:11:50,772 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.01 09:11:50" (1/1) ... [2019-01-12 09:11:50,777 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-01-12 09:11:50,777 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-01-12 09:11:50,777 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-01-12 09:11:50,777 INFO L276 PluginConnector]: RCFGBuilder initialized [2019-01-12 09:11:50,778 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.01 09:11:50" (1/1) ... No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-01-12 09:11:50,846 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-01-12 09:11:50,847 INFO L130 BoogieDeclarations]: Found specification of procedure read~real [2019-01-12 09:11:50,847 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2019-01-12 09:11:50,847 INFO L130 BoogieDeclarations]: Found specification of procedure write~real [2019-01-12 09:11:50,847 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-01-12 09:11:50,847 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-01-12 09:11:50,847 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2019-01-12 09:11:50,848 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~real [2019-01-12 09:11:50,848 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2019-01-12 09:11:52,105 INFO L281 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-01-12 09:11:52,105 INFO L286 CfgBuilder]: Removed 40 assue(true) statements. [2019-01-12 09:11:52,106 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 12.01 09:11:52 BoogieIcfgContainer [2019-01-12 09:11:52,106 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-01-12 09:11:52,107 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2019-01-12 09:11:52,107 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2019-01-12 09:11:52,110 INFO L276 PluginConnector]: TraceAbstraction initialized [2019-01-12 09:11:52,110 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 12.01 09:11:50" (1/3) ... [2019-01-12 09:11:52,111 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@289aa595 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 12.01 09:11:52, skipping insertion in model container [2019-01-12 09:11:52,111 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.01 09:11:50" (2/3) ... [2019-01-12 09:11:52,111 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@289aa595 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 12.01 09:11:52, skipping insertion in model container [2019-01-12 09:11:52,112 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 12.01 09:11:52" (3/3) ... [2019-01-12 09:11:52,113 INFO L112 eAbstractionObserver]: Analyzing ICFG float_req_bl_0660b_true-unreach-call.c [2019-01-12 09:11:52,121 INFO L156 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2019-01-12 09:11:52,128 INFO L168 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2019-01-12 09:11:52,143 INFO L257 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2019-01-12 09:11:52,174 INFO L133 ementStrategyFactory]: Using default assertion order modulation [2019-01-12 09:11:52,174 INFO L382 AbstractCegarLoop]: Interprodecural is true [2019-01-12 09:11:52,174 INFO L383 AbstractCegarLoop]: Hoare is true [2019-01-12 09:11:52,175 INFO L384 AbstractCegarLoop]: Compute interpolants for FPandBP [2019-01-12 09:11:52,175 INFO L385 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2019-01-12 09:11:52,175 INFO L386 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2019-01-12 09:11:52,175 INFO L387 AbstractCegarLoop]: Difference is false [2019-01-12 09:11:52,175 INFO L388 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2019-01-12 09:11:52,176 INFO L393 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2019-01-12 09:11:52,193 INFO L276 IsEmpty]: Start isEmpty. Operand 111 states. [2019-01-12 09:11:52,200 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2019-01-12 09:11:52,200 INFO L394 BasicCegarLoop]: Found error trace [2019-01-12 09:11:52,201 INFO L402 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-01-12 09:11:52,203 INFO L423 AbstractCegarLoop]: === Iteration 1 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-01-12 09:11:52,209 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-01-12 09:11:52,209 INFO L82 PathProgramCache]: Analyzing trace with hash 1059404064, now seen corresponding path program 1 times [2019-01-12 09:11:52,210 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2019-01-12 09:11:52,211 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2019-01-12 09:11:52,250 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-01-12 09:11:52,250 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-01-12 09:11:52,250 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-01-12 09:11:52,299 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-01-12 09:11:52,346 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-01-12 09:11:52,348 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-01-12 09:11:52,349 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2019-01-12 09:11:52,352 INFO L459 AbstractCegarLoop]: Interpolant automaton has 2 states [2019-01-12 09:11:52,363 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2019-01-12 09:11:52,363 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2019-01-12 09:11:52,365 INFO L87 Difference]: Start difference. First operand 111 states. Second operand 2 states. [2019-01-12 09:11:52,397 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-01-12 09:11:52,397 INFO L93 Difference]: Finished difference Result 219 states and 366 transitions. [2019-01-12 09:11:52,397 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2019-01-12 09:11:52,399 INFO L78 Accepts]: Start accepts. Automaton has 2 states. Word has length 11 [2019-01-12 09:11:52,399 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-01-12 09:11:52,411 INFO L225 Difference]: With dead ends: 219 [2019-01-12 09:11:52,411 INFO L226 Difference]: Without dead ends: 107 [2019-01-12 09:11:52,414 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 2 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2019-01-12 09:11:52,428 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 107 states. [2019-01-12 09:11:52,449 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 107 to 107. [2019-01-12 09:11:52,451 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 107 states. [2019-01-12 09:11:52,453 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 107 states to 107 states and 155 transitions. [2019-01-12 09:11:52,455 INFO L78 Accepts]: Start accepts. Automaton has 107 states and 155 transitions. Word has length 11 [2019-01-12 09:11:52,455 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-01-12 09:11:52,455 INFO L480 AbstractCegarLoop]: Abstraction has 107 states and 155 transitions. [2019-01-12 09:11:52,456 INFO L481 AbstractCegarLoop]: Interpolant automaton has 2 states. [2019-01-12 09:11:52,456 INFO L276 IsEmpty]: Start isEmpty. Operand 107 states and 155 transitions. [2019-01-12 09:11:52,456 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2019-01-12 09:11:52,456 INFO L394 BasicCegarLoop]: Found error trace [2019-01-12 09:11:52,457 INFO L402 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-01-12 09:11:52,457 INFO L423 AbstractCegarLoop]: === Iteration 2 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-01-12 09:11:52,457 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-01-12 09:11:52,457 INFO L82 PathProgramCache]: Analyzing trace with hash -7441751, now seen corresponding path program 1 times [2019-01-12 09:11:52,458 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2019-01-12 09:11:52,458 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2019-01-12 09:11:52,459 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-01-12 09:11:52,459 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-01-12 09:11:52,459 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-01-12 09:11:52,569 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-01-12 09:11:52,700 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-01-12 09:11:52,742 INFO L469 BasicCegarLoop]: Counterexample might be feasible [2019-01-12 09:11:52,816 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 12.01 09:11:52 BoogieIcfgContainer [2019-01-12 09:11:52,817 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2019-01-12 09:11:52,817 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2019-01-12 09:11:52,817 INFO L271 PluginConnector]: Initializing Witness Printer... [2019-01-12 09:11:52,817 INFO L276 PluginConnector]: Witness Printer initialized [2019-01-12 09:11:52,818 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 12.01 09:11:52" (3/4) ... [2019-01-12 09:11:52,822 INFO L147 WitnessPrinter]: No result that supports witness generation found [2019-01-12 09:11:52,822 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2019-01-12 09:11:52,823 INFO L168 Benchmark]: Toolchain (without parser) took 2772.78 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 129.0 MB). Free memory was 950.0 MB in the beginning and 1.0 GB in the end (delta: -74.4 MB). Peak memory consumption was 54.6 MB. Max. memory is 11.5 GB. [2019-01-12 09:11:52,825 INFO L168 Benchmark]: CDTParser took 0.53 ms. Allocated memory is still 1.0 GB. Free memory is still 978.2 MB. There was no memory consumed. Max. memory is 11.5 GB. [2019-01-12 09:11:52,825 INFO L168 Benchmark]: CACSL2BoogieTranslator took 510.47 ms. Allocated memory is still 1.0 GB. Free memory was 950.0 MB in the beginning and 933.9 MB in the end (delta: 16.1 MB). Peak memory consumption was 16.1 MB. Max. memory is 11.5 GB. [2019-01-12 09:11:52,827 INFO L168 Benchmark]: Boogie Procedure Inliner took 147.45 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 129.0 MB). Free memory was 933.9 MB in the beginning and 1.1 GB in the end (delta: -181.9 MB). Peak memory consumption was 13.4 MB. Max. memory is 11.5 GB. [2019-01-12 09:11:52,828 INFO L168 Benchmark]: Boogie Preprocessor took 65.94 ms. Allocated memory is still 1.2 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. [2019-01-12 09:11:52,829 INFO L168 Benchmark]: RCFGBuilder took 1329.36 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: 51.3 MB). Peak memory consumption was 51.3 MB. Max. memory is 11.5 GB. [2019-01-12 09:11:52,829 INFO L168 Benchmark]: TraceAbstraction took 709.51 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: 40.1 MB). Peak memory consumption was 40.1 MB. Max. memory is 11.5 GB. [2019-01-12 09:11:52,830 INFO L168 Benchmark]: Witness Printer took 5.09 ms. Allocated memory is still 1.2 GB. Free memory is still 1.0 GB. There was no memory consumed. Max. memory is 11.5 GB. [2019-01-12 09:11:52,837 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.53 ms. Allocated memory is still 1.0 GB. Free memory is still 978.2 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 510.47 ms. Allocated memory is still 1.0 GB. Free memory was 950.0 MB in the beginning and 933.9 MB in the end (delta: 16.1 MB). Peak memory consumption was 16.1 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 147.45 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 129.0 MB). Free memory was 933.9 MB in the beginning and 1.1 GB in the end (delta: -181.9 MB). Peak memory consumption was 13.4 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 65.94 ms. Allocated memory is still 1.2 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. * RCFGBuilder took 1329.36 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: 51.3 MB). Peak memory consumption was 51.3 MB. Max. memory is 11.5 GB. * TraceAbstraction took 709.51 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: 40.1 MB). Peak memory consumption was 40.1 MB. Max. memory is 11.5 GB. * Witness Printer took 5.09 ms. Allocated memory is still 1.2 GB. Free memory is still 1.0 GB. There was no memory consumed. Max. memory is 11.5 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - UnprovableResult [Line: 231]: Unable to prove that call of __VERIFIER_error() unreachable Unable to prove that call of __VERIFIER_error() unreachable Reason: overapproximation of someBinaryFLOATComparisonOperation at line 230, 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={1:0}, atanhi_atan={-2:0}, atanlo_atan={-3:0}, huge_atan=1000000000000000000000000000000, one_atan=1, pi=3141592741/1000000000, pi_o_2=3141592741/2000000000, pi_o_4=3141592741/4000000000, tiny_atan2=1/1000000000000000000000000000000, zero_atan2=0] [L216] float x = __VERIFIER_nondet_float(); [L217] float y = 0.0f; VAL [aT_atan={1:0}, atanhi_atan={-2:0}, atanlo_atan={-3:0}, huge_atan=1000000000000000000000000000000, one_atan=1, pi=3141592741/1000000000, pi_o_2=3141592741/2000000000, pi_o_4=3141592741/4000000000, tiny_atan2=1/1000000000000000000000000000000, zero_atan2=0] [L224] COND TRUE x < 0.0f [L119] float z; [L120] __int32_t k, m, hx, hy, ix, iy; VAL [aT_atan={1:0}, atanhi_atan={-2:0}, atanlo_atan={-3:0}, huge_atan=1000000000000000000000000000000, one_atan=1, pi=3141592741/1000000000, pi_o_2=3141592741/2000000000, pi_o_4=3141592741/4000000000, tiny_atan2=1/1000000000000000000000000000000, zero_atan2=0] [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={1:0}, atanhi_atan={-2:0}, atanlo_atan={-3:0}, huge_atan=1000000000000000000000000000000, one_atan=1, pi=3141592741/1000000000, pi_o_2=3141592741/2000000000, pi_o_4=3141592741/4000000000, tiny_atan2=1/1000000000000000000000000000000, zero_atan2=0] [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={1:0}, atanhi_atan={-2:0}, atanlo_atan={-3:0}, huge_atan=1000000000000000000000000000000, one_atan=1, pi=3141592741/1000000000, pi_o_2=3141592741/2000000000, pi_o_4=3141592741/4000000000, tiny_atan2=1/1000000000000000000000000000000, zero_atan2=0] [L134] COND TRUE ((ix) > 0x7f800000L) || ((iy) > 0x7f800000L) [L135] return x + y; VAL [aT_atan={1:0}, atanhi_atan={-2:0}, atanlo_atan={-3:0}, huge_atan=1000000000000000000000000000000, one_atan=1, pi=3141592741/1000000000, pi_o_2=3141592741/2000000000, pi_o_4=3141592741/4000000000, tiny_atan2=1/1000000000000000000000000000000, zero_atan2=0] [L227] float res = __ieee754_atan2f(y, x); [L230] COND TRUE res != pi VAL [aT_atan={1:0}, atanhi_atan={-2:0}, atanlo_atan={-3:0}, huge_atan=1000000000000000000000000000000, one_atan=1, pi=3141592741/1000000000, pi_o_2=3141592741/2000000000, pi_o_4=3141592741/4000000000, tiny_atan2=1/1000000000000000000000000000000, zero_atan2=0] [L231] __VERIFIER_error() VAL [aT_atan={1:0}, atanhi_atan={-2:0}, atanlo_atan={-3:0}, huge_atan=1000000000000000000000000000000, one_atan=1, pi=3141592741/1000000000, pi_o_2=3141592741/2000000000, pi_o_4=3141592741/4000000000, tiny_atan2=1/1000000000000000000000000000000, zero_atan2=0] - StatisticsResult: Ultimate Automizer benchmark data CFG has 1 procedures, 111 locations, 1 error locations. UNSAFE Result, 0.6s OverallTime, 2 OverallIterations, 1 TraceHistogramMax, 0.0s AutomataDifference, 0.0s DeadEndRemovalTime, 0.0s HoareAnnotationTime, 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 AbstIntTime, 0 AbstIntIterations, 0 AbstIntStrong, NaN AbsIntWeakeningRatio, NaN AbsIntAvgWeakeningVarsNumRemoved, NaN AbsIntAvgWeakenedConjuncts, 0.0s DumpTime, AutomataMinimizationStatistics: 0.0s AutomataMinimizationTime, 1 MinimizatonAttempts, 0 StatesRemovedByMinimization, 0 NontrivialMinimizations, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TraceCheckStatistics: 0.0s SsaConstructionTime, 0.1s SatisfiabilityAnalysisTime, 0.0s InterpolantComputationTime, 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, InvariantSynthesisStatistics: No data available, InterpolantConsolidationStatistics: No data available, ReuseStatistics: No data available RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces Received shutdown request... ### Bit-precise run ### This is Ultimate 0.1.24-0ed9222-m [2019-01-12 09:11:55,005 INFO L170 SettingsManager]: Resetting all preferences to default values... [2019-01-12 09:11:55,007 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2019-01-12 09:11:55,018 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-01-12 09:11:55,019 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-01-12 09:11:55,022 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-01-12 09:11:55,023 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-01-12 09:11:55,025 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2019-01-12 09:11:55,029 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-01-12 09:11:55,030 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-01-12 09:11:55,031 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-01-12 09:11:55,031 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-01-12 09:11:55,032 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-01-12 09:11:55,034 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-01-12 09:11:55,035 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-01-12 09:11:55,036 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-01-12 09:11:55,037 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-01-12 09:11:55,039 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-01-12 09:11:55,043 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2019-01-12 09:11:55,047 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-01-12 09:11:55,048 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-01-12 09:11:55,051 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-01-12 09:11:55,056 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-01-12 09:11:55,058 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-01-12 09:11:55,058 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-01-12 09:11:55,059 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-01-12 09:11:55,060 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-01-12 09:11:55,065 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-01-12 09:11:55,068 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2019-01-12 09:11:55,070 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-01-12 09:11:55,072 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2019-01-12 09:11:55,073 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-01-12 09:11:55,073 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-01-12 09:11:55,073 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2019-01-12 09:11:55,077 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2019-01-12 09:11:55,078 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2019-01-12 09:11:55,078 INFO L98 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-01-12 09:11:55,110 INFO L110 SettingsManager]: Loading preferences was successful [2019-01-12 09:11:55,111 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2019-01-12 09:11:55,112 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-01-12 09:11:55,113 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2019-01-12 09:11:55,114 INFO L133 SettingsManager]: * Use SBE=true [2019-01-12 09:11:55,114 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-01-12 09:11:55,114 INFO L133 SettingsManager]: * sizeof long=4 [2019-01-12 09:11:55,114 INFO L133 SettingsManager]: * sizeof POINTER=4 [2019-01-12 09:11:55,114 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2019-01-12 09:11:55,115 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-01-12 09:11:55,115 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-01-12 09:11:55,115 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-01-12 09:11:55,115 INFO L133 SettingsManager]: * Use bitvectors instead of ints=true [2019-01-12 09:11:55,115 INFO L133 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-01-12 09:11:55,115 INFO L133 SettingsManager]: * sizeof long double=12 [2019-01-12 09:11:55,116 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2019-01-12 09:11:55,119 INFO L133 SettingsManager]: * Use constant arrays=true [2019-01-12 09:11:55,119 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-01-12 09:11:55,119 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-01-12 09:11:55,119 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-01-12 09:11:55,119 INFO L133 SettingsManager]: * To the following directory=./dump/ [2019-01-12 09:11:55,120 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2019-01-12 09:11:55,120 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-01-12 09:11:55,120 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-01-12 09:11:55,120 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-01-12 09:11:55,120 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-01-12 09:11:55,120 INFO L133 SettingsManager]: * Trace refinement strategy=WOLF [2019-01-12 09:11:55,121 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-01-12 09:11:55,122 INFO L133 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-01-12 09:11:55,123 INFO L133 SettingsManager]: * Logic for external solver=AUFBV [2019-01-12 09:11:55,123 INFO L133 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(__VERIFIER_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> bec24c2acca5f88b688a9290c179c6048b0a58a7 [2019-01-12 09:11:55,187 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-01-12 09:11:55,205 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-01-12 09:11:55,211 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-01-12 09:11:55,213 INFO L271 PluginConnector]: Initializing CDTParser... [2019-01-12 09:11:55,213 INFO L276 PluginConnector]: CDTParser initialized [2019-01-12 09:11:55,214 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/svcomp/c/float-newlib/float_req_bl_0660b_true-unreach-call.c [2019-01-12 09:11:55,277 INFO L221 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/3f15f37df/5cadf52bd87f4af3b98aa26182d64d43/FLAGc1a5aeabf [2019-01-12 09:11:55,761 INFO L307 CDTParser]: Found 1 translation units. [2019-01-12 09:11:55,763 INFO L161 CDTParser]: Scanning /storage/repos/svcomp/c/float-newlib/float_req_bl_0660b_true-unreach-call.c [2019-01-12 09:11:55,774 INFO L355 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/3f15f37df/5cadf52bd87f4af3b98aa26182d64d43/FLAGc1a5aeabf [2019-01-12 09:11:56,080 INFO L363 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/3f15f37df/5cadf52bd87f4af3b98aa26182d64d43 [2019-01-12 09:11:56,083 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-01-12 09:11:56,084 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2019-01-12 09:11:56,085 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-01-12 09:11:56,086 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-01-12 09:11:56,089 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2019-01-12 09:11:56,090 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 12.01 09:11:56" (1/1) ... [2019-01-12 09:11:56,093 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@47026e8 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.01 09:11:56, skipping insertion in model container [2019-01-12 09:11:56,093 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 12.01 09:11:56" (1/1) ... [2019-01-12 09:11:56,101 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-01-12 09:11:56,133 INFO L176 MainTranslator]: Built tables and reachable declarations [2019-01-12 09:11:56,422 INFO L208 PostProcessor]: Analyzing one entry point: main [2019-01-12 09:11:56,436 INFO L191 MainTranslator]: Completed pre-run [2019-01-12 09:11:56,521 INFO L208 PostProcessor]: Analyzing one entry point: main [2019-01-12 09:11:56,637 INFO L195 MainTranslator]: Completed translation [2019-01-12 09:11:56,637 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.01 09:11:56 WrapperNode [2019-01-12 09:11:56,638 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-01-12 09:11:56,638 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-01-12 09:11:56,638 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-01-12 09:11:56,638 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2019-01-12 09:11:56,647 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.01 09:11:56" (1/1) ... [2019-01-12 09:11:56,665 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.01 09:11:56" (1/1) ... [2019-01-12 09:11:56,712 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-01-12 09:11:56,712 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-01-12 09:11:56,712 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-01-12 09:11:56,712 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2019-01-12 09:11:56,723 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.01 09:11:56" (1/1) ... [2019-01-12 09:11:56,723 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.01 09:11:56" (1/1) ... [2019-01-12 09:11:56,733 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.01 09:11:56" (1/1) ... [2019-01-12 09:11:56,733 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.01 09:11:56" (1/1) ... [2019-01-12 09:11:56,759 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.01 09:11:56" (1/1) ... [2019-01-12 09:11:56,771 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.01 09:11:56" (1/1) ... [2019-01-12 09:11:56,776 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.01 09:11:56" (1/1) ... [2019-01-12 09:11:56,782 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-01-12 09:11:56,783 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-01-12 09:11:56,783 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-01-12 09:11:56,783 INFO L276 PluginConnector]: RCFGBuilder initialized [2019-01-12 09:11:56,784 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.01 09:11:56" (1/1) ... No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-01-12 09:11:56,837 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intFLOATTYPE4 [2019-01-12 09:11:56,838 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-01-12 09:11:56,838 INFO L130 BoogieDeclarations]: Found specification of procedure read~intFLOATTYPE4 [2019-01-12 09:11:56,839 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2019-01-12 09:11:56,839 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-01-12 09:11:56,839 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-01-12 09:11:56,839 INFO L130 BoogieDeclarations]: Found specification of procedure write~intFLOATTYPE4 [2019-01-12 09:11:56,839 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2019-01-12 09:11:56,839 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2019-01-12 09:11:57,300 WARN L317 ript$VariableManager]: TermVariabe |q#valueAsBitvector| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-01-12 09:11:57,723 WARN L317 ript$VariableManager]: TermVariabe |q#valueAsBitvector| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-01-12 09:11:57,744 WARN L317 ript$VariableManager]: TermVariabe |q#valueAsBitvector| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-01-12 09:11:57,776 WARN L317 ript$VariableManager]: TermVariabe |q#valueAsBitvector| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-01-12 09:11:57,889 WARN L317 ript$VariableManager]: TermVariabe |q#valueAsBitvector| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-01-12 09:11:57,918 WARN L317 ript$VariableManager]: TermVariabe |q#valueAsBitvector| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-01-12 09:11:58,510 WARN L317 ript$VariableManager]: TermVariabe |q#valueAsBitvector| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-01-12 09:11:58,539 WARN L317 ript$VariableManager]: TermVariabe |q#valueAsBitvector| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-01-12 09:12:16,848 WARN L317 ript$VariableManager]: TermVariabe |q#valueAsBitvector| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-01-12 09:12:18,302 INFO L281 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-01-12 09:12:18,303 INFO L286 CfgBuilder]: Removed 40 assue(true) statements. [2019-01-12 09:12:18,304 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 12.01 09:12:18 BoogieIcfgContainer [2019-01-12 09:12:18,304 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-01-12 09:12:18,306 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2019-01-12 09:12:18,306 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2019-01-12 09:12:18,309 INFO L276 PluginConnector]: TraceAbstraction initialized [2019-01-12 09:12:18,309 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 12.01 09:11:56" (1/3) ... [2019-01-12 09:12:18,310 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@1fcc03ce and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 12.01 09:12:18, skipping insertion in model container [2019-01-12 09:12:18,311 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.01 09:11:56" (2/3) ... [2019-01-12 09:12:18,311 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@1fcc03ce and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 12.01 09:12:18, skipping insertion in model container [2019-01-12 09:12:18,312 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 12.01 09:12:18" (3/3) ... [2019-01-12 09:12:18,313 INFO L112 eAbstractionObserver]: Analyzing ICFG float_req_bl_0660b_true-unreach-call.c [2019-01-12 09:12:18,321 INFO L156 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2019-01-12 09:12:18,330 INFO L168 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2019-01-12 09:12:18,347 INFO L257 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2019-01-12 09:12:18,378 INFO L133 ementStrategyFactory]: Using default assertion order modulation [2019-01-12 09:12:18,378 INFO L382 AbstractCegarLoop]: Interprodecural is true [2019-01-12 09:12:18,379 INFO L383 AbstractCegarLoop]: Hoare is true [2019-01-12 09:12:18,379 INFO L384 AbstractCegarLoop]: Compute interpolants for FPandBP [2019-01-12 09:12:18,379 INFO L385 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2019-01-12 09:12:18,379 INFO L386 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2019-01-12 09:12:18,379 INFO L387 AbstractCegarLoop]: Difference is false [2019-01-12 09:12:18,380 INFO L388 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2019-01-12 09:12:18,380 INFO L393 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2019-01-12 09:12:18,397 INFO L276 IsEmpty]: Start isEmpty. Operand 111 states. [2019-01-12 09:12:18,403 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2019-01-12 09:12:18,403 INFO L394 BasicCegarLoop]: Found error trace [2019-01-12 09:12:18,404 INFO L402 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-01-12 09:12:18,408 INFO L423 AbstractCegarLoop]: === Iteration 1 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-01-12 09:12:18,413 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-01-12 09:12:18,414 INFO L82 PathProgramCache]: Analyzing trace with hash 1059404064, now seen corresponding path program 1 times [2019-01-12 09:12:18,418 INFO L223 ckRefinementStrategy]: Switched to mode MATHSAT_FPBP [2019-01-12 09:12:18,419 INFO L69 tionRefinementEngine]: Using refinement strategy WolfRefinementStrategy No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat Starting monitored process 2 with mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 2 with mathsat -unsat_core_generation=3 [2019-01-12 09:12:18,426 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-01-12 09:12:18,560 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-01-12 09:12:18,576 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2019-01-12 09:12:18,587 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-01-12 09:12:18,588 INFO L312 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2019-01-12 09:12:18,602 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-01-12 09:12:18,603 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2019-01-12 09:12:18,606 INFO L459 AbstractCegarLoop]: Interpolant automaton has 2 states [2019-01-12 09:12:18,619 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2019-01-12 09:12:18,620 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2019-01-12 09:12:18,623 INFO L87 Difference]: Start difference. First operand 111 states. Second operand 2 states. [2019-01-12 09:12:18,653 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-01-12 09:12:18,653 INFO L93 Difference]: Finished difference Result 219 states and 366 transitions. [2019-01-12 09:12:18,653 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2019-01-12 09:12:18,655 INFO L78 Accepts]: Start accepts. Automaton has 2 states. Word has length 11 [2019-01-12 09:12:18,655 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-01-12 09:12:18,669 INFO L225 Difference]: With dead ends: 219 [2019-01-12 09:12:18,670 INFO L226 Difference]: Without dead ends: 107 [2019-01-12 09:12:18,674 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 10 GetRequests, 10 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2019-01-12 09:12:18,688 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 107 states. [2019-01-12 09:12:18,712 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 107 to 107. [2019-01-12 09:12:18,713 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 107 states. [2019-01-12 09:12:18,716 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 107 states to 107 states and 155 transitions. [2019-01-12 09:12:18,717 INFO L78 Accepts]: Start accepts. Automaton has 107 states and 155 transitions. Word has length 11 [2019-01-12 09:12:18,718 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-01-12 09:12:18,718 INFO L480 AbstractCegarLoop]: Abstraction has 107 states and 155 transitions. [2019-01-12 09:12:18,718 INFO L481 AbstractCegarLoop]: Interpolant automaton has 2 states. [2019-01-12 09:12:18,719 INFO L276 IsEmpty]: Start isEmpty. Operand 107 states and 155 transitions. [2019-01-12 09:12:18,719 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2019-01-12 09:12:18,719 INFO L394 BasicCegarLoop]: Found error trace [2019-01-12 09:12:18,719 INFO L402 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-01-12 09:12:18,721 INFO L423 AbstractCegarLoop]: === Iteration 2 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-01-12 09:12:18,721 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-01-12 09:12:18,721 INFO L82 PathProgramCache]: Analyzing trace with hash -7441751, now seen corresponding path program 1 times [2019-01-12 09:12:18,722 INFO L223 ckRefinementStrategy]: Switched to mode MATHSAT_FPBP [2019-01-12 09:12:18,722 INFO L69 tionRefinementEngine]: Using refinement strategy WolfRefinementStrategy No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat Starting monitored process 3 with mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 3 with mathsat -unsat_core_generation=3 [2019-01-12 09:12:18,732 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-01-12 09:12:18,855 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-01-12 09:12:18,870 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2019-01-12 09:12:19,319 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-01-12 09:12:19,320 INFO L312 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2019-01-12 09:12:19,332 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-01-12 09:12:19,332 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2019-01-12 09:12:19,334 INFO L459 AbstractCegarLoop]: Interpolant automaton has 8 states [2019-01-12 09:12:19,334 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2019-01-12 09:12:19,334 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=13, Invalid=43, Unknown=0, NotChecked=0, Total=56 [2019-01-12 09:12:19,335 INFO L87 Difference]: Start difference. First operand 107 states and 155 transitions. Second operand 8 states. [2019-01-12 09:12:19,786 WARN L181 SmtUtils]: Spent 131.00 ms on a formula simplification that was a NOOP. DAG size: 20 [2019-01-12 09:12:19,961 WARN L181 SmtUtils]: Spent 119.00 ms on a formula simplification that was a NOOP. DAG size: 26 [2019-01-12 09:12:20,212 WARN L181 SmtUtils]: Spent 230.00 ms on a formula simplification that was a NOOP. DAG size: 31 [2019-01-12 09:12:20,584 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-01-12 09:12:20,584 INFO L93 Difference]: Finished difference Result 163 states and 235 transitions. [2019-01-12 09:12:20,639 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2019-01-12 09:12:20,639 INFO L78 Accepts]: Start accepts. Automaton has 8 states. Word has length 13 [2019-01-12 09:12:20,639 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-01-12 09:12:20,641 INFO L225 Difference]: With dead ends: 163 [2019-01-12 09:12:20,641 INFO L226 Difference]: Without dead ends: 74 [2019-01-12 09:12:20,643 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 17 GetRequests, 6 SyntacticMatches, 0 SemanticMatches, 11 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 1.1s TimeCoverageRelationStatistics Valid=53, Invalid=103, Unknown=0, NotChecked=0, Total=156 [2019-01-12 09:12:20,643 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 74 states. [2019-01-12 09:12:20,658 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 74 to 74. [2019-01-12 09:12:20,658 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 74 states. [2019-01-12 09:12:20,659 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 74 states to 74 states and 99 transitions. [2019-01-12 09:12:20,659 INFO L78 Accepts]: Start accepts. Automaton has 74 states and 99 transitions. Word has length 13 [2019-01-12 09:12:20,660 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-01-12 09:12:20,660 INFO L480 AbstractCegarLoop]: Abstraction has 74 states and 99 transitions. [2019-01-12 09:12:20,660 INFO L481 AbstractCegarLoop]: Interpolant automaton has 8 states. [2019-01-12 09:12:20,660 INFO L276 IsEmpty]: Start isEmpty. Operand 74 states and 99 transitions. [2019-01-12 09:12:20,662 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2019-01-12 09:12:20,662 INFO L394 BasicCegarLoop]: Found error trace [2019-01-12 09:12:20,662 INFO L402 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-01-12 09:12:20,662 INFO L423 AbstractCegarLoop]: === Iteration 3 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-01-12 09:12:20,663 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-01-12 09:12:20,663 INFO L82 PathProgramCache]: Analyzing trace with hash 1269233595, now seen corresponding path program 1 times [2019-01-12 09:12:20,664 INFO L223 ckRefinementStrategy]: Switched to mode MATHSAT_FPBP [2019-01-12 09:12:20,664 INFO L69 tionRefinementEngine]: Using refinement strategy WolfRefinementStrategy No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat Starting monitored process 4 with mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2019-01-12 09:12:20,679 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY Waiting until toolchain timeout for monitored process 4 with mathsat -unsat_core_generation=3 [2019-01-12 09:12:20,789 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-01-12 09:12:20,804 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2019-01-12 09:12:20,869 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-01-12 09:12:20,869 INFO L312 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2019-01-12 09:12:20,881 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-01-12 09:12:20,881 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2019-01-12 09:12:20,881 INFO L459 AbstractCegarLoop]: Interpolant automaton has 6 states [2019-01-12 09:12:20,881 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2019-01-12 09:12:20,882 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2019-01-12 09:12:20,882 INFO L87 Difference]: Start difference. First operand 74 states and 99 transitions. Second operand 6 states. [2019-01-12 09:12:21,470 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-01-12 09:12:21,470 INFO L93 Difference]: Finished difference Result 135 states and 184 transitions. [2019-01-12 09:12:21,472 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2019-01-12 09:12:21,472 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 18 [2019-01-12 09:12:21,473 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-01-12 09:12:21,474 INFO L225 Difference]: With dead ends: 135 [2019-01-12 09:12:21,474 INFO L226 Difference]: Without dead ends: 74 [2019-01-12 09:12:21,475 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 20 GetRequests, 13 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=27, Invalid=45, Unknown=0, NotChecked=0, Total=72 [2019-01-12 09:12:21,476 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 74 states. [2019-01-12 09:12:21,489 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 74 to 74. [2019-01-12 09:12:21,490 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 74 states. [2019-01-12 09:12:21,491 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 74 states to 74 states and 97 transitions. [2019-01-12 09:12:21,491 INFO L78 Accepts]: Start accepts. Automaton has 74 states and 97 transitions. Word has length 18 [2019-01-12 09:12:21,491 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-01-12 09:12:21,491 INFO L480 AbstractCegarLoop]: Abstraction has 74 states and 97 transitions. [2019-01-12 09:12:21,492 INFO L481 AbstractCegarLoop]: Interpolant automaton has 6 states. [2019-01-12 09:12:21,492 INFO L276 IsEmpty]: Start isEmpty. Operand 74 states and 97 transitions. [2019-01-12 09:12:21,493 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2019-01-12 09:12:21,493 INFO L394 BasicCegarLoop]: Found error trace [2019-01-12 09:12:21,493 INFO L402 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-01-12 09:12:21,494 INFO L423 AbstractCegarLoop]: === Iteration 4 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-01-12 09:12:21,494 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-01-12 09:12:21,495 INFO L82 PathProgramCache]: Analyzing trace with hash -1834950849, now seen corresponding path program 1 times [2019-01-12 09:12:21,495 INFO L223 ckRefinementStrategy]: Switched to mode MATHSAT_FPBP [2019-01-12 09:12:21,495 INFO L69 tionRefinementEngine]: Using refinement strategy WolfRefinementStrategy No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat Starting monitored process 5 with mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 5 with mathsat -unsat_core_generation=3 [2019-01-12 09:12:21,504 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-01-12 09:12:21,618 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-01-12 09:12:21,632 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2019-01-12 09:12:21,828 WARN L181 SmtUtils]: Spent 148.00 ms on a formula simplification that was a NOOP. DAG size: 13 [2019-01-12 09:12:22,005 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-01-12 09:12:22,005 INFO L312 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2019-01-12 09:12:22,021 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-01-12 09:12:22,022 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2019-01-12 09:12:22,022 INFO L459 AbstractCegarLoop]: Interpolant automaton has 5 states [2019-01-12 09:12:22,022 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2019-01-12 09:12:22,022 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2019-01-12 09:12:22,024 INFO L87 Difference]: Start difference. First operand 74 states and 97 transitions. Second operand 5 states. [2019-01-12 09:12:22,372 WARN L181 SmtUtils]: Spent 129.00 ms on a formula simplification that was a NOOP. DAG size: 15 [2019-01-12 09:12:22,547 WARN L181 SmtUtils]: Spent 121.00 ms on a formula simplification that was a NOOP. DAG size: 17 [2019-01-12 09:12:23,204 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-01-12 09:12:23,204 INFO L93 Difference]: Finished difference Result 78 states and 100 transitions. [2019-01-12 09:12:23,207 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2019-01-12 09:12:23,207 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 19 [2019-01-12 09:12:23,208 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-01-12 09:12:23,209 INFO L225 Difference]: With dead ends: 78 [2019-01-12 09:12:23,209 INFO L226 Difference]: Without dead ends: 74 [2019-01-12 09:12:23,209 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 20 GetRequests, 14 SyntacticMatches, 1 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.7s TimeCoverageRelationStatistics Valid=17, Invalid=25, Unknown=0, NotChecked=0, Total=42 [2019-01-12 09:12:23,210 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 74 states. [2019-01-12 09:12:23,224 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 74 to 74. [2019-01-12 09:12:23,225 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 74 states. [2019-01-12 09:12:23,225 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 74 states to 74 states and 95 transitions. [2019-01-12 09:12:23,226 INFO L78 Accepts]: Start accepts. Automaton has 74 states and 95 transitions. Word has length 19 [2019-01-12 09:12:23,226 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-01-12 09:12:23,226 INFO L480 AbstractCegarLoop]: Abstraction has 74 states and 95 transitions. [2019-01-12 09:12:23,226 INFO L481 AbstractCegarLoop]: Interpolant automaton has 5 states. [2019-01-12 09:12:23,226 INFO L276 IsEmpty]: Start isEmpty. Operand 74 states and 95 transitions. [2019-01-12 09:12:23,228 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2019-01-12 09:12:23,228 INFO L394 BasicCegarLoop]: Found error trace [2019-01-12 09:12:23,228 INFO L402 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-01-12 09:12:23,228 INFO L423 AbstractCegarLoop]: === Iteration 5 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-01-12 09:12:23,229 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-01-12 09:12:23,229 INFO L82 PathProgramCache]: Analyzing trace with hash -1055279212, now seen corresponding path program 1 times [2019-01-12 09:12:23,229 INFO L223 ckRefinementStrategy]: Switched to mode MATHSAT_FPBP [2019-01-12 09:12:23,230 INFO L69 tionRefinementEngine]: Using refinement strategy WolfRefinementStrategy No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat Starting monitored process 6 with mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 6 with mathsat -unsat_core_generation=3 [2019-01-12 09:12:23,235 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-01-12 09:12:23,361 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-01-12 09:12:23,375 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2019-01-12 09:12:23,831 WARN L181 SmtUtils]: Spent 228.00 ms on a formula simplification. DAG size of input: 29 DAG size of output: 29 [2019-01-12 09:12:23,912 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-01-12 09:12:23,912 INFO L312 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2019-01-12 09:12:23,927 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-01-12 09:12:23,927 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9 [2019-01-12 09:12:23,927 INFO L459 AbstractCegarLoop]: Interpolant automaton has 9 states [2019-01-12 09:12:23,928 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2019-01-12 09:12:23,928 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=17, Invalid=55, Unknown=0, NotChecked=0, Total=72 [2019-01-12 09:12:23,928 INFO L87 Difference]: Start difference. First operand 74 states and 95 transitions. Second operand 9 states. [2019-01-12 09:12:24,329 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-01-12 09:12:24,329 INFO L93 Difference]: Finished difference Result 74 states and 95 transitions. [2019-01-12 09:12:24,330 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2019-01-12 09:12:24,330 INFO L78 Accepts]: Start accepts. Automaton has 9 states. Word has length 20 [2019-01-12 09:12:24,330 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-01-12 09:12:24,330 INFO L225 Difference]: With dead ends: 74 [2019-01-12 09:12:24,330 INFO L226 Difference]: Without dead ends: 0 [2019-01-12 09:12:24,332 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 25 GetRequests, 12 SyntacticMatches, 0 SemanticMatches, 13 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 8 ImplicationChecksByTransitivity, 0.8s TimeCoverageRelationStatistics Valid=68, Invalid=142, Unknown=0, NotChecked=0, Total=210 [2019-01-12 09:12:24,332 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2019-01-12 09:12:24,332 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2019-01-12 09:12:24,332 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2019-01-12 09:12:24,333 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2019-01-12 09:12:24,333 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 20 [2019-01-12 09:12:24,333 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-01-12 09:12:24,333 INFO L480 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2019-01-12 09:12:24,333 INFO L481 AbstractCegarLoop]: Interpolant automaton has 9 states. [2019-01-12 09:12:24,333 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2019-01-12 09:12:24,334 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2019-01-12 09:12:24,337 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2019-01-12 09:12:24,563 WARN L181 SmtUtils]: Spent 153.00 ms on a formula simplification that was a NOOP. DAG size: 31 [2019-01-12 09:12:24,760 WARN L181 SmtUtils]: Spent 194.00 ms on a formula simplification that was a NOOP. DAG size: 58 [2019-01-12 09:12:24,800 INFO L444 ceAbstractionStarter]: At program point L118(lines 118 213) the Hoare annotation is: (let ((.cse0 ((_ to_fp 8 24) roundNearestTiesToEven ((_ to_fp 11 53) roundNearestTiesToEven (/ 1.0 1000000000000000000000000000000.0))))) (and (exists ((ULTIMATE.start___ieee754_atan2f_~hx~1 (_ BitVec 32))) (and (fp.lt (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)) (= (bvand (_ bv2147483647 32) ULTIMATE.start___ieee754_atan2f_~hx~1) ULTIMATE.start___ieee754_atan2f_~ix~2))) (exists ((ULTIMATE.start___ieee754_atan2f_~hy~0 (_ BitVec 32))) (and (= (bvand (_ bv2147483647 32) ULTIMATE.start___ieee754_atan2f_~hy~0) ULTIMATE.start___ieee754_atan2f_~iy~0) (= (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.lt ULTIMATE.start___ieee754_atan2f_~x (_ +zero 8 24)) (fp.lt (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)) (exists ((ULTIMATE.start___ieee754_atan2f_~hy~0 (_ BitVec 32)) (ULTIMATE.start___ieee754_atan2f_~hx~1 (_ BitVec 32))) (and (fp.lt (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)) (= (bvor (bvand (_ bv1 32) (bvashr ULTIMATE.start___ieee754_atan2f_~hy~0 (_ bv31 32))) (bvand (_ bv2 32) (bvashr ULTIMATE.start___ieee754_atan2f_~hx~1 (_ bv30 32)))) ULTIMATE.start___ieee754_atan2f_~m~0))) (= (fp.add roundNearestTiesToEven ~pi~0 .cse0) |ULTIMATE.start___ieee754_atan2f_#res|) (= ((_ to_fp 8 24) roundNearestTiesToEven ((_ to_fp 11 53) roundNearestTiesToEven (/ 3141592741.0 1000000000.0))) ~pi~0) (= (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)) (= ~tiny_atan2~0 .cse0) (= (_ +zero 8 24) ULTIMATE.start_main_~y~0) (= (_ +zero 8 24) ULTIMATE.start___ieee754_atan2f_~y))) [2019-01-12 09:12:24,800 INFO L448 ceAbstractionStarter]: For program point L19(lines 19 23) no Hoare annotation was computed. [2019-01-12 09:12:24,800 INFO L448 ceAbstractionStarter]: For program point L19-1(lines 12 25) no Hoare annotation was computed. [2019-01-12 09:12:24,800 INFO L448 ceAbstractionStarter]: For program point L19-2(lines 19 23) no Hoare annotation was computed. [2019-01-12 09:12:24,801 INFO L448 ceAbstractionStarter]: For program point L19-3(lines 19 23) no Hoare annotation was computed. [2019-01-12 09:12:24,801 INFO L448 ceAbstractionStarter]: For program point L19-4(lines 12 25) no Hoare annotation was computed. [2019-01-12 09:12:24,801 INFO L448 ceAbstractionStarter]: For program point L19-5(lines 19 23) no Hoare annotation was computed. [2019-01-12 09:12:24,801 INFO L448 ceAbstractionStarter]: For program point L19-6(lines 19 23) no Hoare annotation was computed. [2019-01-12 09:12:24,801 INFO L448 ceAbstractionStarter]: For program point L19-7(lines 12 25) no Hoare annotation was computed. [2019-01-12 09:12:24,801 INFO L448 ceAbstractionStarter]: For program point L19-8(lines 19 23) no Hoare annotation was computed. [2019-01-12 09:12:24,801 INFO L448 ceAbstractionStarter]: For program point L201(lines 201 205) no Hoare annotation was computed. [2019-01-12 09:12:24,801 INFO L448 ceAbstractionStarter]: For program point L168(lines 168 177) no Hoare annotation was computed. [2019-01-12 09:12:24,802 INFO L448 ceAbstractionStarter]: For program point L201-1(lines 194 206) no Hoare annotation was computed. [2019-01-12 09:12:24,806 INFO L448 ceAbstractionStarter]: For program point L201-2(lines 201 205) no Hoare annotation was computed. [2019-01-12 09:12:24,807 INFO L448 ceAbstractionStarter]: For program point L69(lines 69 94) no Hoare annotation was computed. [2019-01-12 09:12:24,807 INFO L448 ceAbstractionStarter]: For program point L69-2(lines 69 94) no Hoare annotation was computed. [2019-01-12 09:12:24,807 INFO L448 ceAbstractionStarter]: For program point ULTIMATE.startENTRY(line -1) no Hoare annotation was computed. [2019-01-12 09:12:24,808 INFO L448 ceAbstractionStarter]: For program point L185(lines 185 190) no Hoare annotation was computed. [2019-01-12 09:12:24,808 INFO L448 ceAbstractionStarter]: For program point L86(lines 86 92) no Hoare annotation was computed. [2019-01-12 09:12:24,808 INFO L448 ceAbstractionStarter]: For program point L86-2(lines 69 94) no Hoare annotation was computed. [2019-01-12 09:12:24,808 INFO L448 ceAbstractionStarter]: For program point L86-3(lines 86 92) no Hoare annotation was computed. [2019-01-12 09:12:24,808 INFO L448 ceAbstractionStarter]: For program point L86-5(lines 69 94) no Hoare annotation was computed. [2019-01-12 09:12:24,808 INFO L448 ceAbstractionStarter]: For program point L169(line 169) no Hoare annotation was computed. [2019-01-12 09:12:24,808 INFO L448 ceAbstractionStarter]: For program point L136(lines 136 137) no Hoare annotation was computed. [2019-01-12 09:12:24,808 INFO L448 ceAbstractionStarter]: For program point L70(lines 70 73) no Hoare annotation was computed. [2019-01-12 09:12:24,809 INFO L448 ceAbstractionStarter]: For program point L70-2(lines 70 73) no Hoare annotation was computed. [2019-01-12 09:12:24,809 INFO L448 ceAbstractionStarter]: For program point L70-3(lines 70 73) no Hoare annotation was computed. [2019-01-12 09:12:24,809 INFO L448 ceAbstractionStarter]: For program point L70-5(lines 70 73) no Hoare annotation was computed. [2019-01-12 09:12:24,809 INFO L448 ceAbstractionStarter]: For program point L153(line 153) no Hoare annotation was computed. [2019-01-12 09:12:24,809 INFO L448 ceAbstractionStarter]: For program point L153-2(line 153) no Hoare annotation was computed. [2019-01-12 09:12:24,809 INFO L451 ceAbstractionStarter]: At program point L236(lines 215 237) the Hoare annotation is: true [2019-01-12 09:12:24,809 INFO L448 ceAbstractionStarter]: For program point L71(lines 71 72) no Hoare annotation was computed. [2019-01-12 09:12:24,809 INFO L448 ceAbstractionStarter]: For program point L71-1(lines 71 72) no Hoare annotation was computed. [2019-01-12 09:12:24,810 INFO L448 ceAbstractionStarter]: For program point L187(lines 187 190) no Hoare annotation was computed. [2019-01-12 09:12:24,810 INFO L448 ceAbstractionStarter]: For program point L187-2(lines 185 190) no Hoare annotation was computed. [2019-01-12 09:12:24,810 INFO L448 ceAbstractionStarter]: For program point L55-1(lines 55 59) no Hoare annotation was computed. [2019-01-12 09:12:24,810 INFO L444 ceAbstractionStarter]: At program point L55-2(lines 55 59) the Hoare annotation is: false [2019-01-12 09:12:24,810 INFO L448 ceAbstractionStarter]: For program point L55-3(lines 55 59) no Hoare annotation was computed. [2019-01-12 09:12:24,810 INFO L448 ceAbstractionStarter]: For program point L55-5(lines 55 59) no Hoare annotation was computed. [2019-01-12 09:12:24,810 INFO L444 ceAbstractionStarter]: At program point L55-6(lines 55 59) the Hoare annotation is: false [2019-01-12 09:12:24,810 INFO L448 ceAbstractionStarter]: For program point L55-7(lines 55 59) no Hoare annotation was computed. [2019-01-12 09:12:24,811 INFO L448 ceAbstractionStarter]: For program point L171(line 171) no Hoare annotation was computed. [2019-01-12 09:12:24,811 INFO L448 ceAbstractionStarter]: For program point L155(lines 155 179) no Hoare annotation was computed. [2019-01-12 09:12:24,811 INFO L448 ceAbstractionStarter]: For program point L155-1(lines 118 213) no Hoare annotation was computed. [2019-01-12 09:12:24,811 INFO L448 ceAbstractionStarter]: For program point L122-1(lines 122 126) no Hoare annotation was computed. [2019-01-12 09:12:24,811 INFO L444 ceAbstractionStarter]: At program point L122-2(lines 122 126) the Hoare annotation is: (and (fp.lt ULTIMATE.start___ieee754_atan2f_~x (_ +zero 8 24)) (= ((_ to_fp 8 24) roundNearestTiesToEven ((_ to_fp 11 53) roundNearestTiesToEven (/ 3141592741.0 1000000000.0))) ~pi~0) (= ~tiny_atan2~0 ((_ to_fp 8 24) roundNearestTiesToEven ((_ to_fp 11 53) roundNearestTiesToEven (/ 1.0 1000000000000000000000000000000.0)))) (= (_ +zero 8 24) ULTIMATE.start_main_~y~0) (= (_ +zero 8 24) ULTIMATE.start___ieee754_atan2f_~y)) [2019-01-12 09:12:24,811 INFO L448 ceAbstractionStarter]: For program point L122-3(lines 122 126) no Hoare annotation was computed. [2019-01-12 09:12:24,812 INFO L448 ceAbstractionStarter]: For program point L156(lines 156 178) no Hoare annotation was computed. [2019-01-12 09:12:24,812 INFO L444 ceAbstractionStarter]: At program point L24(lines 12 25) the Hoare annotation is: false [2019-01-12 09:12:24,812 INFO L444 ceAbstractionStarter]: At program point L24-1(lines 12 25) the Hoare annotation is: false [2019-01-12 09:12:24,812 INFO L444 ceAbstractionStarter]: At program point L24-2(lines 12 25) the Hoare annotation is: false [2019-01-12 09:12:24,812 INFO L448 ceAbstractionStarter]: For program point L173(line 173) no Hoare annotation was computed. [2019-01-12 09:12:24,812 INFO L448 ceAbstractionStarter]: For program point L140(lines 140 150) no Hoare annotation was computed. [2019-01-12 09:12:24,812 INFO L448 ceAbstractionStarter]: For program point L107(lines 107 112) no Hoare annotation was computed. [2019-01-12 09:12:24,812 INFO L448 ceAbstractionStarter]: For program point L140-2(lines 118 213) no Hoare annotation was computed. [2019-01-12 09:12:24,813 INFO L448 ceAbstractionStarter]: For program point L107-1(lines 107 112) no Hoare annotation was computed. [2019-01-12 09:12:24,813 INFO L448 ceAbstractionStarter]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2019-01-12 09:12:24,813 INFO L448 ceAbstractionStarter]: For program point L157(lines 157 166) no Hoare annotation was computed. [2019-01-12 09:12:24,813 INFO L448 ceAbstractionStarter]: For program point L141(lines 141 149) no Hoare annotation was computed. [2019-01-12 09:12:24,813 INFO L448 ceAbstractionStarter]: For program point L224(lines 224 234) no Hoare annotation was computed. [2019-01-12 09:12:24,813 INFO L448 ceAbstractionStarter]: For program point L191(lines 191 212) no Hoare annotation was computed. [2019-01-12 09:12:24,813 INFO L448 ceAbstractionStarter]: For program point L158(line 158) no Hoare annotation was computed. [2019-01-12 09:12:24,813 INFO L448 ceAbstractionStarter]: For program point L224-2(lines 224 234) no Hoare annotation was computed. [2019-01-12 09:12:24,814 INFO L448 ceAbstractionStarter]: For program point L208(line 208) no Hoare annotation was computed. [2019-01-12 09:12:24,814 INFO L448 ceAbstractionStarter]: For program point L175(line 175) no Hoare annotation was computed. [2019-01-12 09:12:24,814 INFO L448 ceAbstractionStarter]: For program point L142(line 142) no Hoare annotation was computed. [2019-01-12 09:12:24,814 INFO L448 ceAbstractionStarter]: For program point L142-2(line 142) no Hoare annotation was computed. [2019-01-12 09:12:24,814 INFO L448 ceAbstractionStarter]: For program point L192(line 192) no Hoare annotation was computed. [2019-01-12 09:12:24,814 INFO L448 ceAbstractionStarter]: For program point L143(line 143) no Hoare annotation was computed. [2019-01-12 09:12:24,814 INFO L448 ceAbstractionStarter]: For program point L77(lines 77 93) no Hoare annotation was computed. [2019-01-12 09:12:24,814 INFO L448 ceAbstractionStarter]: For program point L77-1(lines 77 93) no Hoare annotation was computed. [2019-01-12 09:12:24,817 INFO L448 ceAbstractionStarter]: For program point ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION(line 231) no Hoare annotation was computed. [2019-01-12 09:12:24,817 INFO L448 ceAbstractionStarter]: For program point L160(line 160) no Hoare annotation was computed. [2019-01-12 09:12:24,818 INFO L448 ceAbstractionStarter]: For program point L61(lines 61 68) no Hoare annotation was computed. [2019-01-12 09:12:24,818 INFO L448 ceAbstractionStarter]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2019-01-12 09:12:24,818 INFO L448 ceAbstractionStarter]: For program point L61-1(lines 61 68) no Hoare annotation was computed. [2019-01-12 09:12:24,818 INFO L448 ceAbstractionStarter]: For program point L210(line 210) no Hoare annotation was computed. [2019-01-12 09:12:24,818 INFO L448 ceAbstractionStarter]: For program point L111(line 111) no Hoare annotation was computed. [2019-01-12 09:12:24,818 INFO L448 ceAbstractionStarter]: For program point L78(lines 78 84) no Hoare annotation was computed. [2019-01-12 09:12:24,818 INFO L448 ceAbstractionStarter]: For program point L111-2(line 111) no Hoare annotation was computed. [2019-01-12 09:12:24,818 INFO L444 ceAbstractionStarter]: At program point L111-3(lines 51 113) the Hoare annotation is: false [2019-01-12 09:12:24,819 INFO L448 ceAbstractionStarter]: For program point L78-3(lines 78 84) no Hoare annotation was computed. [2019-01-12 09:12:24,819 INFO L448 ceAbstractionStarter]: For program point L111-4(line 111) no Hoare annotation was computed. [2019-01-12 09:12:24,819 INFO L448 ceAbstractionStarter]: For program point L111-6(line 111) no Hoare annotation was computed. [2019-01-12 09:12:24,819 INFO L444 ceAbstractionStarter]: At program point L111-7(lines 51 113) the Hoare annotation is: false [2019-01-12 09:12:24,819 INFO L448 ceAbstractionStarter]: For program point L194(line 194) no Hoare annotation was computed. [2019-01-12 09:12:24,819 INFO L448 ceAbstractionStarter]: For program point L128-1(lines 128 132) no Hoare annotation was computed. [2019-01-12 09:12:24,819 INFO L444 ceAbstractionStarter]: At program point L128-2(lines 128 132) the Hoare annotation is: (and (exists ((ULTIMATE.start___ieee754_atan2f_~hx~1 (_ BitVec 32))) (and (fp.lt (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)) (= (bvand (_ bv2147483647 32) ULTIMATE.start___ieee754_atan2f_~hx~1) ULTIMATE.start___ieee754_atan2f_~ix~2))) (fp.lt ULTIMATE.start___ieee754_atan2f_~x (_ +zero 8 24)) (fp.lt (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)) (= ((_ to_fp 8 24) roundNearestTiesToEven ((_ to_fp 11 53) roundNearestTiesToEven (/ 3141592741.0 1000000000.0))) ~pi~0) (= ~tiny_atan2~0 ((_ to_fp 8 24) roundNearestTiesToEven ((_ to_fp 11 53) roundNearestTiesToEven (/ 1.0 1000000000000000000000000000000.0)))) (= (_ +zero 8 24) ULTIMATE.start_main_~y~0) (= (_ +zero 8 24) ULTIMATE.start___ieee754_atan2f_~y)) [2019-01-12 09:12:24,821 INFO L448 ceAbstractionStarter]: For program point L62(lines 62 63) no Hoare annotation was computed. [2019-01-12 09:12:24,821 INFO L448 ceAbstractionStarter]: For program point L128-3(lines 128 132) no Hoare annotation was computed. [2019-01-12 09:12:24,821 INFO L448 ceAbstractionStarter]: For program point L62-1(lines 62 63) no Hoare annotation was computed. [2019-01-12 09:12:24,821 INFO L448 ceAbstractionStarter]: For program point L145(line 145) no Hoare annotation was computed. [2019-01-12 09:12:24,821 INFO L448 ceAbstractionStarter]: For program point L162(line 162) no Hoare annotation was computed. [2019-01-12 09:12:24,822 INFO L448 ceAbstractionStarter]: For program point L14-1(lines 14 18) no Hoare annotation was computed. [2019-01-12 09:12:24,822 INFO L444 ceAbstractionStarter]: At program point L14-2(lines 14 18) the Hoare annotation is: false [2019-01-12 09:12:24,822 INFO L448 ceAbstractionStarter]: For program point L14-5(lines 14 18) no Hoare annotation was computed. [2019-01-12 09:12:24,822 INFO L444 ceAbstractionStarter]: At program point L14-6(lines 14 18) the Hoare annotation is: false [2019-01-12 09:12:24,822 INFO L448 ceAbstractionStarter]: For program point L14-9(lines 14 18) no Hoare annotation was computed. [2019-01-12 09:12:24,822 INFO L444 ceAbstractionStarter]: At program point L14-10(lines 14 18) the Hoare annotation is: false [2019-01-12 09:12:24,822 INFO L448 ceAbstractionStarter]: For program point L196-1(lines 196 200) no Hoare annotation was computed. [2019-01-12 09:12:24,822 INFO L444 ceAbstractionStarter]: At program point L196-2(lines 196 200) the Hoare annotation is: false [2019-01-12 09:12:24,823 INFO L448 ceAbstractionStarter]: For program point L64(lines 64 67) no Hoare annotation was computed. [2019-01-12 09:12:24,823 INFO L448 ceAbstractionStarter]: For program point L64-1(lines 64 67) no Hoare annotation was computed. [2019-01-12 09:12:24,823 INFO L448 ceAbstractionStarter]: For program point L147(line 147) no Hoare annotation was computed. [2019-01-12 09:12:24,823 INFO L448 ceAbstractionStarter]: For program point L230(lines 230 233) no Hoare annotation was computed. [2019-01-12 09:12:24,823 INFO L448 ceAbstractionStarter]: For program point L164(line 164) no Hoare annotation was computed. [2019-01-12 09:12:24,823 INFO L448 ceAbstractionStarter]: For program point L-1(line -1) no Hoare annotation was computed. [2019-01-12 09:12:24,823 INFO L448 ceAbstractionStarter]: For program point L231(line 231) no Hoare annotation was computed. [2019-01-12 09:12:24,823 INFO L448 ceAbstractionStarter]: For program point L182(line 182) no Hoare annotation was computed. [2019-01-12 09:12:24,823 INFO L448 ceAbstractionStarter]: For program point L182-2(line 182) no Hoare annotation was computed. [2019-01-12 09:12:24,824 INFO L448 ceAbstractionStarter]: For program point L134(lines 134 135) no Hoare annotation was computed. [2019-01-12 09:12:24,835 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_atan2f_~hx~1,QUANTIFIED] [2019-01-12 09:12:24,837 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_atan2f_~hx~1,QUANTIFIED] [2019-01-12 09:12:24,837 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_atan2f_~hx~1,QUANTIFIED] [2019-01-12 09:12:24,837 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_atan2f_~hx~1,QUANTIFIED] [2019-01-12 09:12:24,843 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2019-01-12 09:12:24,843 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2019-01-12 09:12:24,844 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2019-01-12 09:12:24,844 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2019-01-12 09:12:24,853 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_atan2f_~hx~1,QUANTIFIED] [2019-01-12 09:12:24,857 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_atan2f_~hx~1,QUANTIFIED] [2019-01-12 09:12:24,858 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_atan2f_~hx~1,QUANTIFIED] [2019-01-12 09:12:24,858 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_atan2f_~hx~1,QUANTIFIED] [2019-01-12 09:12:24,858 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2019-01-12 09:12:24,858 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2019-01-12 09:12:24,860 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2019-01-12 09:12:24,861 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2019-01-12 09:12:24,863 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_atan2f_~hx~1,QUANTIFIED] [2019-01-12 09:12:24,864 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_atan2f_~hx~1,QUANTIFIED] [2019-01-12 09:12:24,867 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_atan2f_~hx~1,QUANTIFIED] [2019-01-12 09:12:24,867 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_atan2f_~hx~1,QUANTIFIED] [2019-01-12 09:12:24,868 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_atan2f_~hy~0,QUANTIFIED] [2019-01-12 09:12:24,868 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_atan2f_~hy~0,QUANTIFIED] [2019-01-12 09:12:24,868 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_atan2f_~hy~0,QUANTIFIED] [2019-01-12 09:12:24,869 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_atan2f_~hy~0,QUANTIFIED] [2019-01-12 09:12:24,869 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_atan2f_~hx~1,QUANTIFIED] [2019-01-12 09:12:24,869 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_atan2f_~hx~1,QUANTIFIED] [2019-01-12 09:12:24,870 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_atan2f_~hx~1,QUANTIFIED] [2019-01-12 09:12:24,876 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_atan2f_~hy~0,QUANTIFIED] [2019-01-12 09:12:24,876 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_atan2f_~hx~1,QUANTIFIED] [2019-01-12 09:12:24,877 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2019-01-12 09:12:24,877 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2019-01-12 09:12:24,879 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2019-01-12 09:12:24,880 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2019-01-12 09:12:24,881 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2019-01-12 09:12:24,881 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2019-01-12 09:12:24,881 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2019-01-12 09:12:24,884 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_atan2f_~hx~1,QUANTIFIED] [2019-01-12 09:12:24,885 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_atan2f_~hx~1,QUANTIFIED] [2019-01-12 09:12:24,885 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_atan2f_~hx~1,QUANTIFIED] [2019-01-12 09:12:24,885 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_atan2f_~hx~1,QUANTIFIED] [2019-01-12 09:12:24,886 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_atan2f_~hy~0,QUANTIFIED] [2019-01-12 09:12:24,886 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_atan2f_~hy~0,QUANTIFIED] [2019-01-12 09:12:24,886 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_atan2f_~hy~0,QUANTIFIED] [2019-01-12 09:12:24,887 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_atan2f_~hy~0,QUANTIFIED] [2019-01-12 09:12:24,892 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_atan2f_~hx~1,QUANTIFIED] [2019-01-12 09:12:24,892 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_atan2f_~hx~1,QUANTIFIED] [2019-01-12 09:12:24,893 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_atan2f_~hx~1,QUANTIFIED] [2019-01-12 09:12:24,893 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_atan2f_~hy~0,QUANTIFIED] [2019-01-12 09:12:24,893 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_atan2f_~hx~1,QUANTIFIED] [2019-01-12 09:12:24,893 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2019-01-12 09:12:24,895 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2019-01-12 09:12:24,896 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2019-01-12 09:12:24,896 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2019-01-12 09:12:24,896 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2019-01-12 09:12:24,900 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2019-01-12 09:12:24,901 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2019-01-12 09:12:24,903 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2019-01-12 09:12:24,908 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2019-01-12 09:12:24,908 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2019-01-12 09:12:24,908 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2019-01-12 09:12:24,909 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2019-01-12 09:12:24,909 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2019-01-12 09:12:24,915 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2019-01-12 09:12:24,915 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2019-01-12 09:12:24,917 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 12.01 09:12:24 BoogieIcfgContainer [2019-01-12 09:12:24,918 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2019-01-12 09:12:24,918 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2019-01-12 09:12:24,918 INFO L271 PluginConnector]: Initializing Witness Printer... [2019-01-12 09:12:24,918 INFO L276 PluginConnector]: Witness Printer initialized [2019-01-12 09:12:24,919 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 12.01 09:12:18" (3/4) ... [2019-01-12 09:12:24,925 INFO L144 WitnessPrinter]: Generating witness for correct program [2019-01-12 09:12:24,947 INFO L905 BoogieBacktranslator]: Reduced CFG by removing 17 nodes and edges [2019-01-12 09:12:24,948 INFO L905 BoogieBacktranslator]: Reduced CFG by removing 10 nodes and edges [2019-01-12 09:12:24,948 INFO L905 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2019-01-12 09:12:24,983 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((((\exists ULTIMATE.start___ieee754_atan2f_~hx~1 : bv32 :: ~fp.lt~FLOAT(~fp~LONGDOUBLE(ULTIMATE.start___ieee754_atan2f_~hx~1[31:31], ULTIMATE.start___ieee754_atan2f_~hx~1[30:23], ULTIMATE.start___ieee754_atan2f_~hx~1[22:0]), ~Pluszero~LONGDOUBLE()) && ~bvand32(2147483647bv32, ULTIMATE.start___ieee754_atan2f_~hx~1) == ix) && ~fp.lt~FLOAT(x, ~Pluszero~LONGDOUBLE())) && ~fp.lt~FLOAT(~fp~LONGDOUBLE(hx[31:31], hx[30:23], hx[22:0]), ~Pluszero~LONGDOUBLE())) && ~to_fp~LONGDOUBLE(~roundNearestTiesToEven, ~to_fp~LONGDOUBLE(~roundNearestTiesToEven, 3141592741/1000000000)) == pi) && tiny_atan2 == ~to_fp~LONGDOUBLE(~roundNearestTiesToEven, ~to_fp~LONGDOUBLE(~roundNearestTiesToEven, 1/1000000000000000000000000000000))) && ~Pluszero~LONGDOUBLE() == y) && ~Pluszero~LONGDOUBLE() == y [2019-01-12 09:12:24,984 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((((((((\exists ULTIMATE.start___ieee754_atan2f_~hx~1 : bv32 :: ~fp.lt~FLOAT(~fp~LONGDOUBLE(ULTIMATE.start___ieee754_atan2f_~hx~1[31:31], ULTIMATE.start___ieee754_atan2f_~hx~1[30:23], ULTIMATE.start___ieee754_atan2f_~hx~1[22:0]), ~Pluszero~LONGDOUBLE()) && ~bvand32(2147483647bv32, ULTIMATE.start___ieee754_atan2f_~hx~1) == ix) && (\exists ULTIMATE.start___ieee754_atan2f_~hy~0 : bv32 :: ~bvand32(2147483647bv32, ULTIMATE.start___ieee754_atan2f_~hy~0) == iy && ~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())) && ~fp.lt~FLOAT(x, ~Pluszero~LONGDOUBLE())) && ~fp.lt~FLOAT(~fp~LONGDOUBLE(hx[31:31], hx[30:23], hx[22:0]), ~Pluszero~LONGDOUBLE())) && (\exists ULTIMATE.start___ieee754_atan2f_~hy~0 : bv32, ULTIMATE.start___ieee754_atan2f_~hx~1 : bv32 :: ~fp.lt~FLOAT(~fp~LONGDOUBLE(ULTIMATE.start___ieee754_atan2f_~hx~1[31:31], ULTIMATE.start___ieee754_atan2f_~hx~1[30:23], ULTIMATE.start___ieee754_atan2f_~hx~1[22:0]), ~Pluszero~LONGDOUBLE()) && ~bvor32(~bvand32(1bv32, ~bvashr32(ULTIMATE.start___ieee754_atan2f_~hy~0, 31bv32)), ~bvand32(2bv32, ~bvashr32(ULTIMATE.start___ieee754_atan2f_~hx~1, 30bv32))) == m)) && ~fp.add~FLOAT(~roundNearestTiesToEven, pi, ~to_fp~LONGDOUBLE(~roundNearestTiesToEven, ~to_fp~LONGDOUBLE(~roundNearestTiesToEven, 1/1000000000000000000000000000000))) == \result) && ~to_fp~LONGDOUBLE(~roundNearestTiesToEven, ~to_fp~LONGDOUBLE(~roundNearestTiesToEven, 3141592741/1000000000)) == pi) && ~fp~LONGDOUBLE(hy[31:31], hy[30:23], hy[22:0]) == ~Pluszero~LONGDOUBLE()) && tiny_atan2 == ~to_fp~LONGDOUBLE(~roundNearestTiesToEven, ~to_fp~LONGDOUBLE(~roundNearestTiesToEven, 1/1000000000000000000000000000000))) && ~Pluszero~LONGDOUBLE() == y) && ~Pluszero~LONGDOUBLE() == y [2019-01-12 09:12:25,086 INFO L145 WitnessManager]: Wrote witness to /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/witness.graphml [2019-01-12 09:12:25,086 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2019-01-12 09:12:25,087 INFO L168 Benchmark]: Toolchain (without parser) took 29003.12 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 148.9 MB). Free memory was 947.3 MB in the beginning and 830.0 MB in the end (delta: 117.3 MB). Peak memory consumption was 266.2 MB. Max. memory is 11.5 GB. [2019-01-12 09:12:25,088 INFO L168 Benchmark]: CDTParser took 0.17 ms. Allocated memory is still 1.0 GB. Free memory is still 972.8 MB. There was no memory consumed. Max. memory is 11.5 GB. [2019-01-12 09:12:25,088 INFO L168 Benchmark]: CACSL2BoogieTranslator took 552.54 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 148.9 MB). Free memory was 947.3 MB in the beginning and 1.1 GB in the end (delta: -196.2 MB). Peak memory consumption was 30.8 MB. Max. memory is 11.5 GB. [2019-01-12 09:12:25,090 INFO L168 Benchmark]: Boogie Procedure Inliner took 73.73 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: 8.4 MB). Peak memory consumption was 8.4 MB. Max. memory is 11.5 GB. [2019-01-12 09:12:25,090 INFO L168 Benchmark]: Boogie Preprocessor took 70.13 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 6.7 MB). Peak memory consumption was 6.7 MB. Max. memory is 11.5 GB. [2019-01-12 09:12:25,091 INFO L168 Benchmark]: RCFGBuilder took 21521.68 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: 59.7 MB). Peak memory consumption was 59.7 MB. Max. memory is 11.5 GB. [2019-01-12 09:12:25,091 INFO L168 Benchmark]: TraceAbstraction took 6611.96 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 836.7 MB in the end (delta: 232.1 MB). Peak memory consumption was 232.1 MB. Max. memory is 11.5 GB. [2019-01-12 09:12:25,093 INFO L168 Benchmark]: Witness Printer took 167.96 ms. Allocated memory is still 1.2 GB. Free memory was 836.7 MB in the beginning and 830.0 MB in the end (delta: 6.7 MB). Peak memory consumption was 6.7 MB. Max. memory is 11.5 GB. [2019-01-12 09:12:25,096 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.17 ms. Allocated memory is still 1.0 GB. Free memory is still 972.8 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 552.54 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 148.9 MB). Free memory was 947.3 MB in the beginning and 1.1 GB in the end (delta: -196.2 MB). Peak memory consumption was 30.8 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 73.73 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: 8.4 MB). Peak memory consumption was 8.4 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 70.13 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 6.7 MB). Peak memory consumption was 6.7 MB. Max. memory is 11.5 GB. * RCFGBuilder took 21521.68 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: 59.7 MB). Peak memory consumption was 59.7 MB. Max. memory is 11.5 GB. * TraceAbstraction took 6611.96 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 836.7 MB in the end (delta: 232.1 MB). Peak memory consumption was 232.1 MB. Max. memory is 11.5 GB. * Witness Printer took 167.96 ms. Allocated memory is still 1.2 GB. Free memory was 836.7 MB in the beginning and 830.0 MB in the end (delta: 6.7 MB). Peak memory consumption was 6.7 MB. Max. memory is 11.5 GB. * Results from de.uni_freiburg.informatik.ultimate.boogie.preprocessor: - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_atan2f_~hx~1,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_atan2f_~hx~1,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_atan2f_~hx~1,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_atan2f_~hx~1,QUANTIFIED] - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation 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 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 Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_atan2f_~hx~1,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_atan2f_~hx~1,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_atan2f_~hx~1,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_atan2f_~hy~0,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_atan2f_~hx~1,QUANTIFIED] - GenericResult: Unfinished Backtranslation 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 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 Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_atan2f_~hx~1,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_atan2f_~hx~1,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_atan2f_~hx~1,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_atan2f_~hy~0,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_atan2f_~hx~1,QUANTIFIED] - GenericResult: Unfinished Backtranslation 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 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 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.traceabstraction: - PositiveResult [Line: 231]: 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 [2019-01-12 09:12:25,111 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_atan2f_~hx~1,QUANTIFIED] [2019-01-12 09:12:25,111 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_atan2f_~hx~1,QUANTIFIED] [2019-01-12 09:12:25,111 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_atan2f_~hx~1,QUANTIFIED] [2019-01-12 09:12:25,112 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_atan2f_~hx~1,QUANTIFIED] [2019-01-12 09:12:25,112 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2019-01-12 09:12:25,112 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2019-01-12 09:12:25,112 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2019-01-12 09:12:25,112 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2019-01-12 09:12:25,116 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_atan2f_~hx~1,QUANTIFIED] [2019-01-12 09:12:25,117 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_atan2f_~hx~1,QUANTIFIED] [2019-01-12 09:12:25,117 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_atan2f_~hx~1,QUANTIFIED] [2019-01-12 09:12:25,117 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_atan2f_~hx~1,QUANTIFIED] [2019-01-12 09:12:25,117 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2019-01-12 09:12:25,117 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2019-01-12 09:12:25,118 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2019-01-12 09:12:25,118 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven Derived loop invariant: ((((((\exists ULTIMATE.start___ieee754_atan2f_~hx~1 : bv32 :: ~fp.lt~FLOAT(~fp~LONGDOUBLE(ULTIMATE.start___ieee754_atan2f_~hx~1[31:31], ULTIMATE.start___ieee754_atan2f_~hx~1[30:23], ULTIMATE.start___ieee754_atan2f_~hx~1[22:0]), ~Pluszero~LONGDOUBLE()) && ~bvand32(2147483647bv32, ULTIMATE.start___ieee754_atan2f_~hx~1) == ix) && ~fp.lt~FLOAT(x, ~Pluszero~LONGDOUBLE())) && ~fp.lt~FLOAT(~fp~LONGDOUBLE(hx[31:31], hx[30:23], hx[22:0]), ~Pluszero~LONGDOUBLE())) && ~to_fp~LONGDOUBLE(~roundNearestTiesToEven, ~to_fp~LONGDOUBLE(~roundNearestTiesToEven, 3141592741/1000000000)) == pi) && tiny_atan2 == ~to_fp~LONGDOUBLE(~roundNearestTiesToEven, ~to_fp~LONGDOUBLE(~roundNearestTiesToEven, 1/1000000000000000000000000000000))) && ~Pluszero~LONGDOUBLE() == y) && ~Pluszero~LONGDOUBLE() == y - InvariantResult [Line: 55]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 118]: Loop Invariant [2019-01-12 09:12:25,119 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_atan2f_~hx~1,QUANTIFIED] [2019-01-12 09:12:25,121 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_atan2f_~hx~1,QUANTIFIED] [2019-01-12 09:12:25,121 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_atan2f_~hx~1,QUANTIFIED] [2019-01-12 09:12:25,121 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_atan2f_~hx~1,QUANTIFIED] [2019-01-12 09:12:25,122 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_atan2f_~hy~0,QUANTIFIED] [2019-01-12 09:12:25,122 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_atan2f_~hy~0,QUANTIFIED] [2019-01-12 09:12:25,122 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_atan2f_~hy~0,QUANTIFIED] [2019-01-12 09:12:25,122 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_atan2f_~hy~0,QUANTIFIED] [2019-01-12 09:12:25,123 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_atan2f_~hx~1,QUANTIFIED] [2019-01-12 09:12:25,123 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_atan2f_~hx~1,QUANTIFIED] [2019-01-12 09:12:25,123 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_atan2f_~hx~1,QUANTIFIED] [2019-01-12 09:12:25,123 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_atan2f_~hy~0,QUANTIFIED] [2019-01-12 09:12:25,123 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_atan2f_~hx~1,QUANTIFIED] [2019-01-12 09:12:25,128 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2019-01-12 09:12:25,128 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2019-01-12 09:12:25,128 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2019-01-12 09:12:25,128 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2019-01-12 09:12:25,129 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2019-01-12 09:12:25,129 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2019-01-12 09:12:25,129 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2019-01-12 09:12:25,130 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_atan2f_~hx~1,QUANTIFIED] [2019-01-12 09:12:25,130 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_atan2f_~hx~1,QUANTIFIED] [2019-01-12 09:12:25,130 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_atan2f_~hx~1,QUANTIFIED] [2019-01-12 09:12:25,135 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_atan2f_~hx~1,QUANTIFIED] [2019-01-12 09:12:25,135 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_atan2f_~hy~0,QUANTIFIED] [2019-01-12 09:12:25,135 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_atan2f_~hy~0,QUANTIFIED] [2019-01-12 09:12:25,136 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_atan2f_~hy~0,QUANTIFIED] [2019-01-12 09:12:25,136 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_atan2f_~hy~0,QUANTIFIED] [2019-01-12 09:12:25,136 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_atan2f_~hx~1,QUANTIFIED] [2019-01-12 09:12:25,136 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_atan2f_~hx~1,QUANTIFIED] [2019-01-12 09:12:25,137 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_atan2f_~hx~1,QUANTIFIED] [2019-01-12 09:12:25,137 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_atan2f_~hy~0,QUANTIFIED] [2019-01-12 09:12:25,137 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_atan2f_~hx~1,QUANTIFIED] [2019-01-12 09:12:25,137 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2019-01-12 09:12:25,137 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2019-01-12 09:12:25,138 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2019-01-12 09:12:25,138 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2019-01-12 09:12:25,138 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2019-01-12 09:12:25,138 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2019-01-12 09:12:25,138 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven Derived loop invariant: ((((((((((\exists ULTIMATE.start___ieee754_atan2f_~hx~1 : bv32 :: ~fp.lt~FLOAT(~fp~LONGDOUBLE(ULTIMATE.start___ieee754_atan2f_~hx~1[31:31], ULTIMATE.start___ieee754_atan2f_~hx~1[30:23], ULTIMATE.start___ieee754_atan2f_~hx~1[22:0]), ~Pluszero~LONGDOUBLE()) && ~bvand32(2147483647bv32, ULTIMATE.start___ieee754_atan2f_~hx~1) == ix) && (\exists ULTIMATE.start___ieee754_atan2f_~hy~0 : bv32 :: ~bvand32(2147483647bv32, ULTIMATE.start___ieee754_atan2f_~hy~0) == iy && ~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())) && ~fp.lt~FLOAT(x, ~Pluszero~LONGDOUBLE())) && ~fp.lt~FLOAT(~fp~LONGDOUBLE(hx[31:31], hx[30:23], hx[22:0]), ~Pluszero~LONGDOUBLE())) && (\exists ULTIMATE.start___ieee754_atan2f_~hy~0 : bv32, ULTIMATE.start___ieee754_atan2f_~hx~1 : bv32 :: ~fp.lt~FLOAT(~fp~LONGDOUBLE(ULTIMATE.start___ieee754_atan2f_~hx~1[31:31], ULTIMATE.start___ieee754_atan2f_~hx~1[30:23], ULTIMATE.start___ieee754_atan2f_~hx~1[22:0]), ~Pluszero~LONGDOUBLE()) && ~bvor32(~bvand32(1bv32, ~bvashr32(ULTIMATE.start___ieee754_atan2f_~hy~0, 31bv32)), ~bvand32(2bv32, ~bvashr32(ULTIMATE.start___ieee754_atan2f_~hx~1, 30bv32))) == m)) && ~fp.add~FLOAT(~roundNearestTiesToEven, pi, ~to_fp~LONGDOUBLE(~roundNearestTiesToEven, ~to_fp~LONGDOUBLE(~roundNearestTiesToEven, 1/1000000000000000000000000000000))) == \result) && ~to_fp~LONGDOUBLE(~roundNearestTiesToEven, ~to_fp~LONGDOUBLE(~roundNearestTiesToEven, 3141592741/1000000000)) == pi) && ~fp~LONGDOUBLE(hy[31:31], hy[30:23], hy[22:0]) == ~Pluszero~LONGDOUBLE()) && tiny_atan2 == ~to_fp~LONGDOUBLE(~roundNearestTiesToEven, ~to_fp~LONGDOUBLE(~roundNearestTiesToEven, 1/1000000000000000000000000000000))) && ~Pluszero~LONGDOUBLE() == y) && ~Pluszero~LONGDOUBLE() == y - InvariantResult [Line: 12]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 215]: Loop Invariant Derived loop invariant: 1 - 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 [2019-01-12 09:12:25,143 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2019-01-12 09:12:25,144 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2019-01-12 09:12:25,144 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2019-01-12 09:12:25,144 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2019-01-12 09:12:25,144 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2019-01-12 09:12:25,145 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2019-01-12 09:12:25,145 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2019-01-12 09:12:25,145 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven Derived loop invariant: (((~fp.lt~FLOAT(x, ~Pluszero~LONGDOUBLE()) && ~to_fp~LONGDOUBLE(~roundNearestTiesToEven, ~to_fp~LONGDOUBLE(~roundNearestTiesToEven, 3141592741/1000000000)) == pi) && tiny_atan2 == ~to_fp~LONGDOUBLE(~roundNearestTiesToEven, ~to_fp~LONGDOUBLE(~roundNearestTiesToEven, 1/1000000000000000000000000000000))) && ~Pluszero~LONGDOUBLE() == y) && ~Pluszero~LONGDOUBLE() == y - InvariantResult [Line: 14]: Loop Invariant Derived loop invariant: 0 - StatisticsResult: Ultimate Automizer benchmark data CFG has 1 procedures, 111 locations, 1 error locations. SAFE Result, 6.4s OverallTime, 5 OverallIterations, 1 TraceHistogramMax, 3.5s AutomataDifference, 0.0s DeadEndRemovalTime, 0.4s HoareAnnotationTime, HoareTripleCheckerStatistics: 419 SDtfs, 931 SDslu, 293 SDs, 0 SdLazy, 118 SolverSat, 25 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 1.6s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 92 GetRequests, 55 SyntacticMatches, 1 SemanticMatches, 36 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 8 ImplicationChecksByTransitivity, 2.8s 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 AbstIntTime, 0 AbstIntIterations, 0 AbstIntStrong, NaN AbsIntWeakeningRatio, NaN AbsIntAvgWeakeningVarsNumRemoved, NaN AbsIntAvgWeakenedConjuncts, 0.0s DumpTime, AutomataMinimizationStatistics: 0.0s AutomataMinimizationTime, 5 MinimizatonAttempts, 0 StatesRemovedByMinimization, 0 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 15 LocationsWithAnnotation, 15 PreInvPairs, 19 NumberOfFragments, 193 HoareAnnotationTreeSize, 15 FomulaSimplifications, 0 FormulaSimplificationTreeSizeReduction, 0.0s HoareSimplificationTime, 15 FomulaSimplificationsInter, 0 FormulaSimplificationTreeSizeReductionInter, 0.3s HoareSimplificationTimeInter, RefinementEngineStatistics: TraceCheckStatistics: 0.0s SsaConstructionTime, 0.4s SatisfiabilityAnalysisTime, 1.5s InterpolantComputationTime, 81 NumberOfCodeBlocks, 81 NumberOfCodeBlocksAsserted, 5 NumberOfCheckSat, 76 ConstructedInterpolants, 9 QuantifiedInterpolants, 11583 SizeOfPredicates, 27 NumberOfNonLiveVariables, 515 ConjunctsInSsa, 41 ConjunctsInUnsatCore, 5 InterpolantComputations, 5 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, InvariantSynthesisStatistics: No data available, InterpolantConsolidationStatistics: No data available, ReuseStatistics: No data available RESULT: Ultimate proved your program to be correct! Received shutdown request...